src/textview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gdk/gdk.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <gtk/gtkvbox.h>
  31 #include <gtk/gtkscrolledwindow.h>
  32 #include <gtk/gtksignal.h>
  33 #include <stdio.h>
  34 #include <ctype.h>
  35 #include <string.h>
  36 #include <stdlib.h>
  37 #include <errno.h>
  38 #if HAVE_SYS_WAIT_H
  39 #include <sys/wait.h>
  40 #endif
  41 #if HAVE_LIBCOMPFACE
  42 #  include <compface.h>
  43 #endif
  44
  45 #if HAVE_LIBCOMPFACE
  46 #define XPM_XFACE_HEIGHT        (HEIGHT + 3)  /* 3 = 1 header + 2 colors */
  47 #endif
  48
  49 #include "main.h"
  50 #include "summaryview.h"
  51 #include "procheader.h"
  52 #include "prefs_common.h"
  53 #include "codeconv.h"
  54 #include "utils.h"
  55 #include "gtkutils.h"
  56 #include "procmime.h"
  57 #include "html.h"
  58 #include "enriched.h"
  59 #include "compose.h"
  60 #include "addressbook.h"
  61 #include "displayheader.h"
  62 #include "account.h"
  63 #include "mimeview.h"
  64 #include "alertpanel.h"
  65 #include "menu.h"
  66 #include "image_viewer.h"
  67 #include "filesel.h"
  68 #include "base64.h"
  69 #include "inputdialog.h"
  70 #include "timing.h"
  71 #include "tags.h"
  72 #include "addrindex.h"
  73
  74 static GdkColor quote_colors[3] = {
  75         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  76         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  77         {(gulong)0, (gushort)0, (gushort)0, (gushort)0}
  78 };
  79
  80 static GdkColor quote_bgcolors[3] = {
  81         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  82         {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
  83         {(gulong)0, (gushort)0, (gushort)0, (gushort)0}
  84 };
  85 static GdkColor signature_color = {
  86         (gulong)0,
  87         (gushort)0x7fff,
  88         (gushort)0x7fff,
  89         (gushort)0x7fff
  90 };
  91
  92 static GdkColor uri_color = {
  93         (gulong)0,
  94         (gushort)0,
  95         (gushort)0,
  96         (gushort)0
  97 };
  98
  99 static GdkColor emphasis_color = {
 100         (gulong)0,
 101         (gushort)0,
 102         (gushort)0,
 103         (gushort)0
 104 };
 105
 106 static GdkCursor *hand_cursor = NULL;
 107 static GdkCursor *text_cursor = NULL;
 108 static GdkCursor *watch_cursor= NULL;
 109
 110 #define TEXTVIEW_STATUSBAR_PUSH(textview, str)                              \
 111 {       if (textview->messageview->statusbar)                               \
 112         gtk_statusbar_push(GTK_STATUSBAR(textview->messageview->statusbar), \
 113                            textview->messageview->statusbar_cid, str);      \
 114 }
 115
 116 #define TEXTVIEW_STATUSBAR_POP(textview)                                   \
 117 {       if (textview->messageview->statusbar)                              \
 118         gtk_statusbar_pop(GTK_STATUSBAR(textview->messageview->statusbar), \
 119                           textview->messageview->statusbar_cid);           \
 120 }
 121
 122 static void textview_show_ertf          (TextView       *textview,
 123                                          FILE           *fp,
 124                                          CodeConverter  *conv);
 125 static void textview_add_part           (TextView       *textview,
 126                                          MimeInfo       *mimeinfo);
 127 static void textview_add_parts          (TextView       *textview,
 128                                          MimeInfo       *mimeinfo);
 129 static void textview_write_body         (TextView       *textview,
 130                                          MimeInfo       *mimeinfo);
 131 static void textview_show_html          (TextView       *textview,
 132                                          FILE           *fp,
 133                                          CodeConverter  *conv);
 134
 135 static void textview_write_line         (TextView       *textview,
 136                                          const gchar    *str,
 137                                          CodeConverter  *conv,
 138                                          gboolean        do_quote_folding);
 139 static void textview_write_link         (TextView       *textview,
 140                                          const gchar    *str,
 141                                          const gchar    *uri,
 142                                          CodeConverter  *conv);
 143
 144 static GPtrArray *textview_scan_header  (TextView       *textview,
 145                                          FILE           *fp);
 146 static void textview_show_header        (TextView       *textview,
 147                                          GPtrArray      *headers);
 148
 149 static gint textview_key_pressed                (GtkWidget      *widget,
 150                                                  GdkEventKey    *event,
 151                                                  TextView       *textview);
 152 static gboolean textview_motion_notify          (GtkWidget      *widget,
 153                                                  GdkEventMotion *motion,
 154                                                  TextView       *textview);
 155 static gboolean textview_leave_notify           (GtkWidget        *widget,
 156                                                  GdkEventCrossing *event,
 157                                                  TextView         *textview);
 158 static gboolean textview_visibility_notify      (GtkWidget      *widget,
 159                                                  GdkEventVisibility *event,
 160                                                  TextView       *textview);
 161 static void textview_uri_update                 (TextView       *textview,
 162                                                  gint           x,
 163                                                  gint           y);
 164 static gboolean textview_get_uri_range          (TextView       *textview,
 165                                                  GtkTextIter    *iter,
 166                                                  GtkTextTag     *tag,
 167                                                  GtkTextIter    *start_iter,
 168                                                  GtkTextIter    *end_iter);
 169 static ClickableText *textview_get_uri_from_range       (TextView       *textview,
 170                                                  GtkTextIter    *iter,
 171                                                  GtkTextTag     *tag,
 172                                                  GtkTextIter    *start_iter,
 173                                                  GtkTextIter    *end_iter);
 174 static ClickableText *textview_get_uri          (TextView       *textview,
 175                                                  GtkTextIter    *iter,
 176                                                  GtkTextTag     *tag);
 177 static gboolean textview_uri_button_pressed     (GtkTextTag     *tag,
 178                                                  GObject        *obj,
 179                                                  GdkEvent       *event,
 180                                                  GtkTextIter    *iter,
 181                                                  TextView       *textview);
 182
 183 static void textview_uri_list_remove_all        (GSList         *uri_list);
 184
 185 static void textview_toggle_quote               (TextView       *textview,
 186                                                  GSList         *start_list,
 187                                                  ClickableText  *uri,
 188                                                  gboolean        expand_only);
 189
 190 static void open_uri_cb                         (TextView       *textview,
 191                                                  guint           action,
 192                                                  void           *data);
 193 static void copy_uri_cb                         (TextView       *textview,
 194                                                  guint           action,
 195                                                  void           *data);
 196 static void add_uri_to_addrbook_cb              (TextView       *textview,
 197                                                  guint           action,
 198                                                  void           *data);
 199 static void mail_to_uri_cb                      (TextView       *textview,
 200                                                  guint           action,
 201                                                  void           *data);
 202 static void copy_mail_to_uri_cb                 (TextView       *textview,
 203                                                  guint           action,
 204                                                  void           *data);
 205 static void save_file_cb                        (TextView       *textview,
 206                                                  guint           action,
 207                                                  void           *data);
 208 static void open_image_cb                       (TextView       *textview,
 209                                                  guint           action,
 210                                                  void           *data);
 211 static void textview_show_tags(TextView *textview);
 212
 213 static GtkItemFactoryEntry textview_link_popup_entries[] =
 214 {
 215         {N_("/_Open with Web browser"), NULL, open_uri_cb, 0, NULL},
 216         {N_("/Copy this _link"),        NULL, copy_uri_cb, 0, NULL},
 217 };
 218
 219 static GtkItemFactoryEntry textview_mail_popup_entries[] =
 220 {
 221         {N_("/Compose _new message"),   NULL, mail_to_uri_cb, 0, NULL},
 222         {N_("/Add to _address book"),   NULL, add_uri_to_addrbook_cb, 0, NULL},
 223         {N_("/Copy this add_ress"),     NULL, copy_mail_to_uri_cb, 0, NULL},
 224 };
 225
 226 static GtkItemFactoryEntry textview_file_popup_entries[] =
 227 {
 228         {N_("/_Open image"),            NULL, open_image_cb, 0, NULL},
 229         {N_("/_Save image..."),         NULL, save_file_cb, 0, NULL},
 230 };
 231
 232 static void scrolled_cb (GtkAdjustment *adj, TextView *textview)
 233 {
 234 #ifndef WIDTH
 235 #  define WIDTH 48
 236 #  define HEIGHT 48
 237 #endif
 238         if (textview->image) {
 239                 gint x, y, x1;
 240                 x1 = textview->text->allocation.width - WIDTH - 5;
 241                 gtk_text_view_buffer_to_window_coords(
 242                         GTK_TEXT_VIEW(textview->text),
 243                         GTK_TEXT_WINDOW_TEXT, x1, 5, &x, &y);
 244                 gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text),
 245                         textview->image, x1, y);
 246         }
 247 }
 248
 249 static void textview_size_allocate_cb   (GtkWidget      *widget,
 250                                          GtkAllocation  *allocation,
 251                                          gpointer        data)
 252 {
 253         scrolled_cb(NULL, (TextView *)data);
 254 }
 255
 256 TextView *textview_create(void)
 257 {
 258         TextView *textview;
 259         GtkWidget *vbox;
 260         GtkWidget *scrolledwin;
 261         GtkWidget *text;
 262         GtkTextBuffer *buffer;
 263         GtkClipboard *clipboard;
 264         GtkItemFactory *link_popupfactory, *mail_popupfactory, *file_popupfactory;
 265         GtkWidget *link_popupmenu, *mail_popupmenu, *file_popupmenu;
 266         GtkAdjustment *adj;
 267         gint n_entries;
 268
 269         debug_print("Creating text view...\n");
 270         textview = g_new0(TextView, 1);
 271
 272         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 273         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 274                                        GTK_POLICY_AUTOMATIC,
 275                                        GTK_POLICY_AUTOMATIC);
 276         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
 277                                             GTK_SHADOW_IN);
 278         gtk_widget_set_size_request
 279                 (scrolledwin, prefs_common.mainview_width, -1);
 280
 281         /* create GtkSText widgets for single-byte and multi-byte character */
 282         text = gtk_text_view_new();
 283         gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
 284         gtk_widget_show(text);
 285         gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
 286         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR);
 287         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
 288         gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
 289         gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
 290
 291         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
 292         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
 293         gtk_text_buffer_add_selection_clipboard(buffer, clipboard);
 294
 295         gtk_widget_ensure_style(text);
 296
 297         gtk_widget_ref(scrolledwin);
 298
 299         gtk_container_add(GTK_CONTAINER(scrolledwin), text);
 300
 301         g_signal_connect(G_OBJECT(text), "key-press-event",
 302                          G_CALLBACK(textview_key_pressed), textview);
 303         g_signal_connect(G_OBJECT(text), "motion-notify-event",
 304                          G_CALLBACK(textview_motion_notify), textview);
 305         g_signal_connect(G_OBJECT(text), "leave-notify-event",
 306                          G_CALLBACK(textview_leave_notify), textview);
 307         g_signal_connect(G_OBJECT(text), "visibility-notify-event",
 308                          G_CALLBACK(textview_visibility_notify), textview);
 309         adj = gtk_scrolled_window_get_vadjustment(
 310                 GTK_SCROLLED_WINDOW(scrolledwin));
 311         g_signal_connect(G_OBJECT(adj), "value-changed",
 312                          G_CALLBACK(scrolled_cb), textview);
 313         g_signal_connect(G_OBJECT(text), "size_allocate",
 314                          G_CALLBACK(textview_size_allocate_cb),
 315                          textview);
 316
 317
 318         gtk_widget_show(scrolledwin);
 319
 320         vbox = gtk_vbox_new(FALSE, 0);
 321         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 322
 323         gtk_widget_show(vbox);
 324
 325         n_entries = sizeof(textview_link_popup_entries) /
 326                 sizeof(textview_link_popup_entries[0]);
 327         link_popupmenu = menu_create_items(textview_link_popup_entries, n_entries,
 328                                       "<UriPopupMenu>", &link_popupfactory,
 329                                       textview);
 330
 331         n_entries = sizeof(textview_mail_popup_entries) /
 332                 sizeof(textview_mail_popup_entries[0]);
 333         mail_popupmenu = menu_create_items(textview_mail_popup_entries, n_entries,
 334                                       "<UriPopupMenu>", &mail_popupfactory,
 335                                       textview);
 336
 337         n_entries = sizeof(textview_file_popup_entries) /
 338                 sizeof(textview_file_popup_entries[0]);
 339         file_popupmenu = menu_create_items(textview_file_popup_entries, n_entries,
 340                                       "<FilePopupMenu>", &file_popupfactory,
 341                                       textview);
 342
 343         textview->vbox               = vbox;
 344         textview->scrolledwin        = scrolledwin;
 345         textview->text               = text;
 346         textview->uri_list           = NULL;
 347         textview->body_pos           = 0;
 348         textview->show_all_headers   = FALSE;
 349         textview->last_buttonpress   = GDK_NOTHING;
 350         textview->link_popup_menu    = link_popupmenu;
 351         textview->link_popup_factory = link_popupfactory;
 352         textview->mail_popup_menu    = mail_popupmenu;
 353         textview->mail_popup_factory = mail_popupfactory;
 354         textview->file_popup_menu    = file_popupmenu;
 355         textview->file_popup_factory = file_popupfactory;
 356         textview->image              = NULL;
 357         return textview;
 358 }
 359
 360 static void textview_create_tags(GtkTextView *text, TextView *textview)
 361 {
 362         GtkTextBuffer *buffer;
 363         GtkTextTag *tag, *qtag;
 364         static GdkColor yellow, black;
 365         static gboolean color_init = FALSE;
 366         static PangoFontDescription *font_desc, *bold_font_desc;
 367
 368         if (!color_init) {
 369                 gdk_color_parse("#f5f6be", &yellow);
 370                 gdk_color_parse("#000000", &black);
 371                 color_init = gdk_colormap_alloc_color(
 372                         gdk_colormap_get_system(), &yellow, FALSE, TRUE);
 373                 color_init &= gdk_colormap_alloc_color(
 374                         gdk_colormap_get_system(), &black, FALSE, TRUE);
 375         }
 376
 377         if (!font_desc)
 378                 font_desc = pango_font_description_from_string
 379                         (NORMAL_FONT);
 380
 381         if (!bold_font_desc) {
 382                 if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 383                         bold_font_desc = pango_font_description_from_string
 384                                 (NORMAL_FONT);
 385                         pango_font_description_set_weight
 386                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
 387                 } else {
 388                         bold_font_desc = pango_font_description_from_string
 389                                 (BOLD_FONT);
 390                 }
 391         }
 392
 393         buffer = gtk_text_view_get_buffer(text);
 394
 395         gtk_text_buffer_create_tag(buffer, "header",
 396                                    "pixels-above-lines", 0,
 397                                    "pixels-above-lines-set", TRUE,
 398                                    "pixels-below-lines", 0,
 399                                    "pixels-below-lines-set", TRUE,
 400                                    "font-desc", font_desc,
 401                                    "left-margin", 3,
 402                                    "left-margin-set", TRUE,
 403                                    NULL);
 404         gtk_text_buffer_create_tag(buffer, "header_title",
 405                                    "font-desc", bold_font_desc,
 406                                    NULL);
 407         tag = gtk_text_buffer_create_tag(buffer, "hlink",
 408                                    "pixels-above-lines", 0,
 409                                    "pixels-above-lines-set", TRUE,
 410                                    "pixels-below-lines", 0,
 411                                    "pixels-below-lines-set", TRUE,
 412                                    "font-desc", font_desc,
 413                                    "left-margin", 3,
 414                                    "left-margin-set", TRUE,
 415                                    "foreground-gdk", &uri_color,
 416                                    NULL);
 417         g_signal_connect(G_OBJECT(tag), "event",
 418                          G_CALLBACK(textview_uri_button_pressed), textview);
 419         if (prefs_common.enable_bgcolor) {
 420                 gtk_text_buffer_create_tag(buffer, "quote0",
 421                                 "foreground-gdk", &quote_colors[0],
 422                                 "paragraph-background-gdk", &quote_bgcolors[0],
 423                                 NULL);
 424                 gtk_text_buffer_create_tag(buffer, "quote1",
 425                                 "foreground-gdk", &quote_colors[1],
 426                                 "paragraph-background-gdk", &quote_bgcolors[1],
 427                                 NULL);
 428                 gtk_text_buffer_create_tag(buffer, "quote2",
 429                                 "foreground-gdk", &quote_colors[2],
 430                                 "paragraph-background-gdk", &quote_bgcolors[2],
 431                                 NULL);
 432         } else {
 433                 gtk_text_buffer_create_tag(buffer, "quote0",
 434                                 "foreground-gdk", &quote_colors[0],
 435                                 NULL);
 436                 gtk_text_buffer_create_tag(buffer, "quote1",
 437                                 "foreground-gdk", &quote_colors[1],
 438                                 NULL);
 439                 gtk_text_buffer_create_tag(buffer, "quote2",
 440                                 "foreground-gdk", &quote_colors[2],
 441                                 NULL);
 442         }
 443 #if GTK_CHECK_VERSION(2, 8, 0)
 444         gtk_text_buffer_create_tag(buffer, "tags",
 445                         "foreground-gdk", &black,
 446                         "paragraph-background-gdk", &yellow,
 447                         NULL);
 448 #else
 449         gtk_text_buffer_create_tag(buffer, "tags",
 450                         "foreground-gdk", &emphasis_color,
 451                         NULL);
 452 #endif
 453         gtk_text_buffer_create_tag(buffer, "emphasis",
 454                         "foreground-gdk", &emphasis_color,
 455                         NULL);
 456         gtk_text_buffer_create_tag(buffer, "signature",
 457                         "foreground-gdk", &signature_color,
 458                         NULL);
 459         tag = gtk_text_buffer_create_tag(buffer, "link",
 460                         "foreground-gdk", &uri_color,
 461                         NULL);
 462         qtag = gtk_text_buffer_create_tag(buffer, "qlink",
 463                         NULL);
 464         gtk_text_buffer_create_tag(buffer, "link-hover",
 465                         "underline", PANGO_UNDERLINE_SINGLE,
 466                         NULL);
 467         g_signal_connect(G_OBJECT(qtag), "event",
 468                          G_CALLBACK(textview_uri_button_pressed), textview);
 469         g_signal_connect(G_OBJECT(tag), "event",
 470                          G_CALLBACK(textview_uri_button_pressed), textview);
 471 /*      if (font_desc)
 472                 pango_font_description_free(font_desc);
 473         if (bold_font_desc)
 474                 pango_font_description_free(bold_font_desc);*/
 475  }
 476
 477 void textview_init(TextView *textview)
 478 {
 479         if (!hand_cursor)
 480                 hand_cursor = gdk_cursor_new(GDK_HAND2);
 481         if (!text_cursor)
 482                 text_cursor = gdk_cursor_new(GDK_XTERM);
 483         if (!watch_cursor)
 484                 watch_cursor = gdk_cursor_new(GDK_WATCH);
 485
 486         textview_reflect_prefs(textview);
 487         textview_set_all_headers(textview, FALSE);
 488         textview_set_font(textview, NULL);
 489         textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
 490 }
 491
 492 #if GTK_CHECK_VERSION(2, 8, 0)
 493  #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
 494         tag = gtk_text_tag_table_lookup(tags, tagname); \
 495         if (tag) \
 496                 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, "paragraph-background-gdk", colorbg, NULL); \
 497  }
 498 #else
 499  #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
 500         tag = gtk_text_tag_table_lookup(tags, tagname); \
 501         if (tag) \
 502                 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, NULL); \
 503  }
 504 #endif
 505
 506 static void textview_update_message_colors(TextView *textview)
 507 {
 508         GdkColor black = {0, 0, 0, 0};
 509         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
 510
 511         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
 512         GtkTextTag *tag = NULL;
 513
 514         quote_bgcolors[0] = quote_bgcolors[1] = quote_bgcolors[2] = black;
 515         quote_colors[0] = quote_colors[1] = quote_colors[2] =
 516                 uri_color = emphasis_color = signature_color = black;
 517
 518         if (prefs_common.enable_color) {
 519                 /* grab the quote colors, converting from an int to a GdkColor */
 520                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
 521                                                &quote_colors[0]);
 522                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
 523                                                &quote_colors[1]);
 524                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
 525                                                &quote_colors[2]);
 526                 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
 527                                                &uri_color);
 528                 gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
 529                                                &signature_color);
 530                 gtkut_convert_int_to_gdk_color(prefs_common.emphasis_col,
 531                                                &emphasis_color);
 532         }
 533         if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
 534                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_bgcol,
 535                                                    &quote_bgcolors[0]);
 536                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_bgcol,
 537                                                    &quote_bgcolors[1]);
 538                 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_bgcol,
 539                                                    &quote_bgcolors[2]);
 540                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], &quote_bgcolors[0]);
 541                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], &quote_bgcolors[1]);
 542                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], &quote_bgcolors[2]);
 543         } else {
 544                 CHANGE_TAG_COLOR("quote0", &quote_colors[0], NULL);
 545                 CHANGE_TAG_COLOR("quote1", &quote_colors[1], NULL);
 546                 CHANGE_TAG_COLOR("quote2", &quote_colors[2], NULL);
 547         }
 548
 549         CHANGE_TAG_COLOR("emphasis", &emphasis_color, NULL);
 550         CHANGE_TAG_COLOR("signature", &signature_color, NULL);
 551         CHANGE_TAG_COLOR("link", &uri_color, NULL);
 552         CHANGE_TAG_COLOR("link-hover", &uri_color, NULL);
 553 }
 554 #undef CHANGE_TAG_COLOR
 555
 556 void textview_reflect_prefs(TextView *textview)
 557 {
 558         textview_set_font(textview, NULL);
 559         textview_update_message_colors(textview);
 560         gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text),
 561                                          prefs_common.textview_cursor_visible);
 562 }
 563
 564 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
 565 {
 566         START_TIMING("");
 567         g_return_if_fail(mimeinfo != NULL);
 568         g_return_if_fail(fp != NULL);
 569
 570         if ((mimeinfo->type == MIMETYPE_MULTIPART) ||
 571             ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
 572                 textview->loading = TRUE;
 573                 textview->stop_loading = FALSE;
 574
 575                 textview_clear(textview);
 576                 textview_add_parts(textview, mimeinfo);
 577
 578                 textview->loading = FALSE;
 579                 textview->stop_loading = FALSE;
 580                 END_TIMING();
 581                 return;
 582         }
 583         textview->loading = TRUE;
 584         textview->stop_loading = FALSE;
 585
 586         if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
 587                 perror("fseek");
 588
 589         textview_clear(textview);
 590
 591         if (mimeinfo->type == MIMETYPE_MULTIPART)
 592                 textview_add_parts(textview, mimeinfo);
 593         else
 594                 textview_write_body(textview, mimeinfo);
 595
 596         textview->loading = FALSE;
 597         textview->stop_loading = FALSE;
 598         END_TIMING();
 599 }
 600
 601 static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
 602 {
 603         GtkTextView *text;
 604         GtkTextBuffer *buffer;
 605         GtkTextIter iter, start_iter;
 606         gchar buf[BUFFSIZE];
 607         GPtrArray *headers = NULL;
 608         const gchar *name;
 609         gchar *content_type;
 610         gint charcount;
 611         START_TIMING("");
 612
 613         g_return_if_fail(mimeinfo != NULL);
 614         text = GTK_TEXT_VIEW(textview->text);
 615         buffer = gtk_text_view_get_buffer(text);
 616         charcount = gtk_text_buffer_get_char_count(buffer);
 617         gtk_text_buffer_get_end_iter(buffer, &iter);
 618
 619         if (textview->stop_loading) {
 620                 return;
 621         }
 622         if (mimeinfo->type == MIMETYPE_MULTIPART) {
 623                 END_TIMING();
 624                 return;
 625         }
 626
 627         textview->prev_quote_level = -1;
 628
 629         if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
 630                 FILE *fp;
 631                 if (mimeinfo->content == MIMECONTENT_MEM)
 632                         fp = str_open_as_stream(mimeinfo->data.mem);
 633                 else
 634                         fp = g_fopen(mimeinfo->data.filename, "rb");
 635                 if (!fp) {
 636                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
 637                         END_TIMING();
 638                         return;
 639                 }
 640                 fseek(fp, mimeinfo->offset, SEEK_SET);
 641                 headers = textview_scan_header(textview, fp);
 642                 if (headers) {
 643                         if (charcount > 0)
 644                                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 645
 646                         if (procmime_mimeinfo_parent(mimeinfo) == NULL)
 647                                 textview_show_tags(textview);
 648                         textview_show_header(textview, headers);
 649                         procheader_header_array_destroy(headers);
 650                 }
 651                 fclose(fp);
 652                 END_TIMING();
 653                 return;
 654         }
 655
 656         name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
 657         content_type = procmime_get_content_type_str(mimeinfo->type,
 658                                                      mimeinfo->subtype);
 659         if (name == NULL)
 660                 name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
 661         if (name != NULL)
 662                 g_snprintf(buf, sizeof(buf), _("[%s  %s (%d bytes)]"),
 663                            name, content_type, mimeinfo->length);
 664         else
 665                 g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
 666                            content_type, mimeinfo->length);
 667
 668         g_free(content_type);
 669
 670         if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
 671         || (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
 672             mimeinfo->type != MIMETYPE_TEXT)) {
 673                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 674                 TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
 675                 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
 676                 if (mimeinfo->type == MIMETYPE_IMAGE  &&
 677                     prefs_common.inline_img ) {
 678                         GdkPixbuf *pixbuf;
 679                         gint avail_width;
 680                         gint avail_height;
 681                         GError *error = NULL;
 682                         gchar *filename;
 683                         ClickableText *uri;
 684                         gchar *uri_str;
 685                         gint err;
 686                         START_TIMING("inserting image");
 687
 688                         filename = procmime_get_tmp_file_name(mimeinfo);
 689
 690                         if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
 691                                 g_warning("Can't get the image file.(%s)", strerror(-err));
 692                                 g_free(filename);
 693                                 END_TIMING();
 694                                 return;
 695                         }
 696
 697                         if (!prefs_common.resize_img) {
 698                                 pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 699                         } else {
 700                                 gint w, h;
 701                                 gdk_pixbuf_get_file_info(filename, &w, &h);
 702                                 avail_width = textview->scrolledwin->allocation.width;
 703                                 avail_height = textview->scrolledwin->allocation.height;
 704                                 if (avail_width - 100 > 0 &&
 705                                     (w > avail_width || h > avail_height))
 706                                         pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
 707                                                 avail_width, avail_height, TRUE, &error);
 708                                 else
 709                                         pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 710                         }
 711                         if (error != NULL) {
 712                                 g_warning("%s\n", error->message);
 713                                 g_error_free(error);
 714                         }
 715                         if (!pixbuf) {
 716                                 g_warning("Can't load the image.");
 717                                 g_free(filename);
 718                                 END_TIMING();
 719                                 return;
 720                         }
 721
 722                         uri_str = g_filename_to_uri(filename, NULL, NULL);
 723                         if (uri_str) {
 724                                 uri = g_new0(ClickableText, 1);
 725                                 uri->uri = uri_str;
 726                                 uri->start = gtk_text_iter_get_offset(&iter);
 727
 728                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 729
 730                                 uri->end = uri->start + 1;
 731                                 uri->filename = procmime_get_part_file_name(mimeinfo);
 732                                 textview->uri_list =
 733                                         g_slist_prepend(textview->uri_list, uri);
 734
 735                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 736                                 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
 737                                 gtk_text_buffer_apply_tag_by_name(buffer, "link",
 738                                                 &start_iter, &iter);
 739                         } else {
 740                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 741                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 742                         }
 743
 744                         g_object_unref(pixbuf);
 745                         g_free(filename);
 746                         END_TIMING();
 747                         GTK_EVENTS_FLUSH();
 748                 }
 749         } else if (mimeinfo->type == MIMETYPE_TEXT) {
 750                 if (prefs_common.display_header && (charcount > 0))
 751                         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 752
 753                 textview_write_body(textview, mimeinfo);
 754         }
 755         END_TIMING();
 756 }
 757
 758 static void recursive_add_parts(TextView *textview, GNode *node)
 759 {
 760         GNode * iter;
 761         MimeInfo *mimeinfo;
 762         START_TIMING("");
 763
 764         mimeinfo = (MimeInfo *) node->data;
 765
 766         textview_add_part(textview, mimeinfo);
 767 #ifdef MAEMO
 768         textview_set_position(textview, 0);
 769 #endif
 770         if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
 771             (mimeinfo->type != MIMETYPE_MESSAGE)) {
 772                 END_TIMING();
 773                 return;
 774         }
 775         if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
 776                 GNode * prefered_body;
 777                 int prefered_score;
 778
 779                 /*
 780                   text/plain : score 3
 781                   text/ *    : score 2
 782                   other      : score 1
 783                 */
 784                 prefered_body = NULL;
 785                 prefered_score = 0;
 786
 787                 for (iter = g_node_first_child(node) ; iter != NULL ;
 788                      iter = g_node_next_sibling(iter)) {
 789                         int score;
 790                         MimeInfo * submime;
 791
 792                         score = 1;
 793                         submime = (MimeInfo *) iter->data;
 794                         if (submime->type == MIMETYPE_TEXT)
 795                                 score = 2;
 796
 797                         if (submime->subtype != NULL) {
 798                                 if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
 799                                         score = 3;
 800                         }
 801
 802                         if (score > prefered_score) {
 803                                 prefered_score = score;
 804                                 prefered_body = iter;
 805                         }
 806                 }
 807
 808                 if (prefered_body != NULL) {
 809                         recursive_add_parts(textview, prefered_body);
 810                 }
 811         }
 812         else {
 813                 for (iter = g_node_first_child(node) ; iter != NULL ;
 814                      iter = g_node_next_sibling(iter)) {
 815                         recursive_add_parts(textview, iter);
 816                 }
 817         }
 818         END_TIMING();
 819 }
 820
 821 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
 822 {
 823         g_return_if_fail(mimeinfo != NULL);
 824
 825         recursive_add_parts(textview, mimeinfo->node);
 826 }
 827
 828 void textview_show_error(TextView *textview)
 829 {
 830         GtkTextView *text;
 831         GtkTextBuffer *buffer;
 832         GtkTextIter iter;
 833
 834         textview_set_font(textview, NULL);
 835         textview_clear(textview);
 836
 837         text = GTK_TEXT_VIEW(textview->text);
 838         buffer = gtk_text_view_get_buffer(text);
 839         gtk_text_buffer_get_start_iter(buffer, &iter);
 840
 841         TEXTVIEW_INSERT(_("\n"
 842                       "  This message can't be displayed.\n"
 843                       "  This is probably due to a network error.\n"
 844                       "\n"
 845                       "  Use "));
 846         TEXTVIEW_INSERT_LINK(_("'View Log'"), "sc://view_log", NULL);
 847         TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
 848         textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
 849
 850 }
 851
 852 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
 853 {
 854         GtkTextView *text;
 855         GtkTextBuffer *buffer;
 856         GtkTextIter iter;
 857         const gchar *name;
 858         gchar *content_type;
 859
 860         if (!partinfo) return;
 861
 862         textview_set_font(textview, NULL);
 863         textview_clear(textview);
 864
 865         text = GTK_TEXT_VIEW(textview->text);
 866         buffer = gtk_text_view_get_buffer(text);
 867         gtk_text_buffer_get_start_iter(buffer, &iter);
 868
 869         TEXTVIEW_INSERT("\n");
 870
 871         name = procmime_mimeinfo_get_parameter(partinfo, "filename");
 872         if (name == NULL)
 873                 name = procmime_mimeinfo_get_parameter(partinfo, "name");
 874         if (name != NULL) {
 875                 content_type = procmime_get_content_type_str(partinfo->type,
 876                                                      partinfo->subtype);
 877                 TEXTVIEW_INSERT("  ");
 878                 TEXTVIEW_INSERT_BOLD(name);
 879                 TEXTVIEW_INSERT(" (");
 880                 TEXTVIEW_INSERT(content_type);
 881                 TEXTVIEW_INSERT(", ");
 882                 TEXTVIEW_INSERT(to_human_readable(partinfo->length));
 883                 TEXTVIEW_INSERT("):\n\n");
 884
 885                 g_free(content_type);
 886         }
 887         TEXTVIEW_INSERT(_("  The following can be performed on this part\n"));
 888 #ifndef MAEMO
 889         TEXTVIEW_INSERT(_("  by right-clicking the icon or list item:"));
 890 #endif
 891         TEXTVIEW_INSERT("\n");
 892
 893         TEXTVIEW_INSERT(_("     - To save, select "));
 894         TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
 895 #ifndef MAEMO
 896         TEXTVIEW_INSERT(_(" (Shortcut key: 'y')"));
 897 #endif
 898         TEXTVIEW_INSERT("\n");
 899
 900         TEXTVIEW_INSERT(_("     - To display as text, select "));
 901         TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
 902
 903 #ifndef MAEMO
 904         TEXTVIEW_INSERT(_(" (Shortcut key: 't')"));
 905 #endif
 906         TEXTVIEW_INSERT("\n");
 907
 908         TEXTVIEW_INSERT(_("     - To open with an external program, select "));
 909         TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
 910
 911 #ifndef MAEMO
 912         TEXTVIEW_INSERT(_(" (Shortcut key: 'l')\n"));
 913         TEXTVIEW_INSERT(_("       (alternately double-click, or click the middle "));
 914         TEXTVIEW_INSERT(_("mouse button)\n"));
 915         TEXTVIEW_INSERT(_("     - Or use "));
 916         TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
 917         TEXTVIEW_INSERT(_(" (Shortcut key: 'o')"));
 918 #endif
 919         TEXTVIEW_INSERT("\n");
 920
 921         textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
 922 }
 923
 924 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
 925 {
 926         FILE *tmpfp;
 927         gchar buf[BUFFSIZE];
 928         CodeConverter *conv;
 929         const gchar *charset, *p, *cmd;
 930         GSList *cur;
 931
 932         if (textview->messageview->forced_charset)
 933                 charset = textview->messageview->forced_charset;
 934         else
 935                 charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
 936
 937         textview_set_font(textview, charset);
 938
 939         conv = conv_code_converter_new(charset);
 940
 941         procmime_force_encoding(textview->messageview->forced_encoding);
 942
 943         textview->is_in_signature = FALSE;
 944
 945         procmime_decode_content(mimeinfo);
 946
 947         if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
 948             prefs_common.render_html) {
 949                 gchar *filename;
 950
 951                 filename = procmime_get_tmp_file_name(mimeinfo);
 952                 if (procmime_get_part(filename, mimeinfo) == 0) {
 953                         tmpfp = g_fopen(filename, "rb");
 954                         textview_show_html(textview, tmpfp, conv);
 955                         fclose(tmpfp);
 956                         g_unlink(filename);
 957                 }
 958                 g_free(filename);
 959         } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
 960                 gchar *filename;
 961
 962                 filename = procmime_get_tmp_file_name(mimeinfo);
 963                 if (procmime_get_part(filename, mimeinfo) == 0) {
 964                         tmpfp = g_fopen(filename, "rb");
 965                         textview_show_ertf(textview, tmpfp, conv);
 966                         fclose(tmpfp);
 967                         g_unlink(filename);
 968                 }
 969                 g_free(filename);
 970 #ifndef G_OS_WIN32
 971         } else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
 972                    (cmd = prefs_common.mime_textviewer) && *cmd &&
 973                    (p = strchr(cmd, '%')) && *(p + 1) == 's') {
 974                 int pid, pfd[2];
 975                 const gchar *fname;
 976
 977                 fname  = procmime_get_tmp_file_name(mimeinfo);
 978                 if (procmime_get_part(fname, mimeinfo)) goto textview_default;
 979
 980                 g_snprintf(buf, sizeof(buf), cmd, fname);
 981                 debug_print("Viewing text content of type: %s (length: %d) "
 982                         "using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
 983
 984                 if (pipe(pfd) < 0) {
 985                         g_snprintf(buf, sizeof(buf),
 986                                 "pipe failed for textview\n\n%s\n", strerror(errno));
 987                         textview_write_line(textview, buf, conv, TRUE);
 988                         goto textview_default;
 989                 }
 990                 pid = fork();
 991                 if (pid < 0) {
 992                         g_snprintf(buf, sizeof(buf),
 993                                 "fork failed for textview\n\n%s\n", strerror(errno));
 994                         textview_write_line(textview, buf, conv, TRUE);
 995                         close(pfd[0]);
 996                         close(pfd[1]);
 997                         goto textview_default;
 998                 }
 999                 if (pid == 0) { /* child */
1000                         int rc;
1001                         gchar **argv;
1002                         argv = strsplit_with_quote(buf, " ", 0);
1003                         close(1);
1004                         close(pfd[0]);
1005                         dup(pfd[1]);
1006                         rc = execvp(argv[0], argv);
1007                         close(pfd[1]);
1008                         g_print(_("The command to view attachment "
1009                                 "as text failed:\n"
1010                                 "    %s\n"
1011                                 "Exit code %d\n"), buf, rc);
1012                         exit(255);
1013                 }
1014                 close(pfd[1]);
1015                 tmpfp = fdopen(pfd[0], "rb");
1016                 while (fgets(buf, sizeof(buf), tmpfp)) {
1017                         textview_write_line(textview, buf, conv, TRUE);
1018
1019                         if (textview->stop_loading) {
1020                                 fclose(tmpfp);
1021                                 waitpid(pid, pfd, 0);
1022                                 unlink(fname);
1023                                 return;
1024                         }
1025                 }
1026
1027                 fclose(tmpfp);
1028                 waitpid(pid, pfd, 0);
1029                 unlink(fname);
1030 #endif
1031         } else {
1032 textview_default:
1033                 if (mimeinfo->content == MIMECONTENT_MEM)
1034                         tmpfp = str_open_as_stream(mimeinfo->data.mem);
1035                 else
1036                         tmpfp = g_fopen(mimeinfo->data.filename, "rb");
1037                 if (!tmpfp) {
1038                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1039                         return;
1040                 }
1041                 fseek(tmpfp, mimeinfo->offset, SEEK_SET);
1042                 debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
1043                 while ((ftell(tmpfp) < mimeinfo->offset + mimeinfo->length) &&
1044                        (fgets(buf, sizeof(buf), tmpfp) != NULL)) {
1045                         textview_write_line(textview, buf, conv, TRUE);
1046                         if (textview->stop_loading) {
1047                                 fclose(tmpfp);
1048                                 return;
1049                         }
1050                 }
1051                 fclose(tmpfp);
1052         }
1053
1054         conv_code_converter_destroy(conv);
1055         procmime_force_encoding(0);
1056
1057         textview->uri_list = g_slist_reverse(textview->uri_list);
1058         for (cur = textview->uri_list; cur; cur = cur->next) {
1059                 ClickableText *uri = (ClickableText *)cur->data;
1060                 if (!uri->is_quote)
1061                         continue;
1062                 if (!prefs_common.hide_quotes ||
1063                     uri->quote_level+1 < prefs_common.hide_quotes) {
1064                         textview_toggle_quote(textview, cur, uri, TRUE);
1065                         if (textview->stop_loading) {
1066                                 return;
1067                         }
1068                 }
1069         }
1070
1071         GTK_EVENTS_FLUSH();
1072 }
1073
1074 static void textview_show_html(TextView *textview, FILE *fp,
1075                                CodeConverter *conv)
1076 {
1077         SC_HTMLParser *parser;
1078         gchar *str;
1079         gint lines = 0;
1080
1081         parser = sc_html_parser_new(fp, conv);
1082         g_return_if_fail(parser != NULL);
1083
1084         while ((str = sc_html_parse(parser)) != NULL) {
1085                 if (parser->state == SC_HTML_HREF) {
1086                         /* first time : get and copy the URL */
1087                         if (parser->href == NULL) {
1088                                 /* ALF - the claws html parser returns an empty string,
1089                                  * if still inside an <a>, but already parsed past HREF */
1090                                 str = strtok(str, " ");
1091                                 if (str) {
1092                                         while (str && *str && g_ascii_isspace(*str))
1093                                                 str++;
1094                                         parser->href = g_strdup(str);
1095                                         /* the URL may (or not) be followed by the
1096                                          * referenced text */
1097                                         str = strtok(NULL, "");
1098                                 }
1099                         }
1100                         if (str != NULL)
1101                                 textview_write_link(textview, str, parser->href, NULL);
1102                 } else
1103                         textview_write_line(textview, str, NULL, FALSE);
1104                 lines++;
1105                 if (lines % 500 == 0)
1106                         GTK_EVENTS_FLUSH();
1107                 if (textview->stop_loading) {
1108                         return;
1109                 }
1110         }
1111         textview_write_line(textview, "\n", NULL, FALSE);
1112         sc_html_parser_destroy(parser);
1113 }
1114
1115 static void textview_show_ertf(TextView *textview, FILE *fp,
1116                                CodeConverter *conv)
1117 {
1118         ERTFParser *parser;
1119         gchar *str;
1120         gint lines = 0;
1121
1122         parser = ertf_parser_new(fp, conv);
1123         g_return_if_fail(parser != NULL);
1124
1125         while ((str = ertf_parse(parser)) != NULL) {
1126                 textview_write_line(textview, str, NULL, FALSE);
1127                 lines++;
1128                 if (lines % 500 == 0)
1129                         GTK_EVENTS_FLUSH();
1130                 if (textview->stop_loading) {
1131                         return;
1132                 }
1133         }
1134
1135         ertf_parser_destroy(parser);
1136 }
1137
1138 #define ADD_TXT_POS(bp_, ep_, pti_) \
1139         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1140                 last = last->next; \
1141                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1142                 last->next = NULL; \
1143         } else { \
1144                 g_warning("alloc error scanning URIs\n"); \
1145                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
1146                                                          linebuf, -1, \
1147                                                          fg_tag, NULL); \
1148                 return; \
1149         }
1150
1151 #define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
1152         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1153                 last = last->next; \
1154                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1155                 last->next = NULL; \
1156         } else { \
1157                 g_warning("alloc error scanning URIs\n"); \
1158         }
1159
1160 /* textview_make_clickable_parts() - colorizes clickable parts */
1161 static void textview_make_clickable_parts(TextView *textview,
1162                                           const gchar *fg_tag,
1163                                           const gchar *uri_tag,
1164                                           const gchar *linebuf,
1165                                           gboolean hdr)
1166 {
1167         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1168         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1169         GtkTextIter iter;
1170         gchar *mybuf = g_strdup(linebuf);
1171
1172         /* parse table - in order of priority */
1173         struct table {
1174                 const gchar *needle; /* token */
1175
1176                 /* token search function */
1177                 gchar    *(*search)     (const gchar *haystack,
1178                                          const gchar *needle);
1179                 /* part parsing function */
1180                 gboolean  (*parse)      (const gchar *start,
1181                                          const gchar *scanpos,
1182                                          const gchar **bp_,
1183                                          const gchar **ep_,
1184                                          gboolean hdr);
1185                 /* part to URI function */
1186                 gchar    *(*build_uri)  (const gchar *bp,
1187                                          const gchar *ep);
1188         };
1189
1190         static struct table parser[] = {
1191                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1192                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1193                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1194                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1195                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1196                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1197                 {"@",        strcasestr, get_email_part, make_email_string}
1198         };
1199         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1200
1201         gint  n;
1202         const gchar *walk, *bp, *ep;
1203
1204         struct txtpos {
1205                 const gchar     *bp, *ep;       /* text position */
1206                 gint             pti;           /* index in parse table */
1207                 struct txtpos   *next;          /* next */
1208         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1209
1210         if (!g_utf8_validate(linebuf, -1, NULL)) {
1211                 g_free(mybuf);
1212                 mybuf = g_malloc(strlen(linebuf)*2 +1);
1213                 conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
1214         }
1215
1216         gtk_text_buffer_get_end_iter(buffer, &iter);
1217
1218         /* parse for clickable parts, and build a list of begin and end positions  */
1219         for (walk = mybuf, n = 0;;) {
1220                 gint last_index = PARSE_ELEMS;
1221                 gchar *scanpos = NULL;
1222
1223                 /* FIXME: this looks phony. scanning for anything in the parse table */
1224                 for (n = 0; n < PARSE_ELEMS; n++) {
1225                         gchar *tmp;
1226
1227                         tmp = parser[n].search(walk, parser[n].needle);
1228                         if (tmp) {
1229                                 if (scanpos == NULL || tmp < scanpos) {
1230                                         scanpos = tmp;
1231                                         last_index = n;
1232                                 }
1233                         }
1234                 }
1235
1236                 if (scanpos) {
1237                         /* check if URI can be parsed */
1238                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
1239                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1240                                         ADD_TXT_POS(bp, ep, last_index);
1241                                         walk = ep;
1242                         } else
1243                                 walk = scanpos +
1244                                         strlen(parser[last_index].needle);
1245                 } else
1246                         break;
1247         }
1248
1249         /* colorize this line */
1250         if (head.next) {
1251                 const gchar *normal_text = mybuf;
1252
1253                 /* insert URIs */
1254                 for (last = head.next; last != NULL;
1255                      normal_text = last->ep, last = last->next) {
1256                         ClickableText *uri;
1257                         uri = g_new0(ClickableText, 1);
1258                         if (last->bp - normal_text > 0)
1259                                 gtk_text_buffer_insert_with_tags_by_name
1260                                         (buffer, &iter,
1261                                          normal_text,
1262                                          last->bp - normal_text,
1263                                          fg_tag, NULL);
1264                         uri->uri = parser[last->pti].build_uri(last->bp,
1265                                                                last->ep);
1266                         uri->start = gtk_text_iter_get_offset(&iter);
1267                         gtk_text_buffer_insert_with_tags_by_name
1268                                 (buffer, &iter, last->bp, last->ep - last->bp,
1269                                  uri_tag, fg_tag, NULL);
1270                         uri->end = gtk_text_iter_get_offset(&iter);
1271                         uri->filename = NULL;
1272                         textview->uri_list =
1273                                 g_slist_prepend(textview->uri_list, uri);
1274                 }
1275
1276                 if (*normal_text)
1277                         gtk_text_buffer_insert_with_tags_by_name
1278                                 (buffer, &iter, normal_text, -1, fg_tag, NULL);
1279         } else {
1280                 gtk_text_buffer_insert_with_tags_by_name
1281                         (buffer, &iter, mybuf, -1, fg_tag, NULL);
1282         }
1283         g_free(mybuf);
1284 }
1285
1286 /* textview_make_clickable_parts() - colorizes clickable parts */
1287 static void textview_make_clickable_parts_later(TextView *textview,
1288                                           gint start, gint end)
1289 {
1290         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1291         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1292         GtkTextIter start_iter, end_iter;
1293         gchar *mybuf;
1294         gint offset = 0;
1295         /* parse table - in order of priority */
1296         struct table {
1297                 const gchar *needle; /* token */
1298
1299                 /* token search function */
1300                 gchar    *(*search)     (const gchar *haystack,
1301                                          const gchar *needle);
1302                 /* part parsing function */
1303                 gboolean  (*parse)      (const gchar *start,
1304                                          const gchar *scanpos,
1305                                          const gchar **bp_,
1306                                          const gchar **ep_,
1307                                          gboolean hdr);
1308                 /* part to URI function */
1309                 gchar    *(*build_uri)  (const gchar *bp,
1310                                          const gchar *ep);
1311         };
1312
1313         static struct table parser[] = {
1314                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1315                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1316                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1317                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1318                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1319                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1320                 {"@",        strcasestr, get_email_part, make_email_string}
1321         };
1322         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1323
1324         gint  n;
1325         const gchar *walk, *bp, *ep;
1326
1327         struct txtpos {
1328                 const gchar     *bp, *ep;       /* text position */
1329                 gint             pti;           /* index in parse table */
1330                 struct txtpos   *next;          /* next */
1331         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1332
1333         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
1334         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
1335         mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
1336         offset = gtk_text_iter_get_offset(&start_iter);
1337
1338         /* parse for clickable parts, and build a list of begin and end positions  */
1339         for (walk = mybuf, n = 0;;) {
1340                 gint last_index = PARSE_ELEMS;
1341                 gchar *scanpos = NULL;
1342
1343                 /* FIXME: this looks phony. scanning for anything in the parse table */
1344                 for (n = 0; n < PARSE_ELEMS; n++) {
1345                         gchar *tmp;
1346
1347                         tmp = parser[n].search(walk, parser[n].needle);
1348                         if (tmp) {
1349                                 if (scanpos == NULL || tmp < scanpos) {
1350                                         scanpos = tmp;
1351                                         last_index = n;
1352                                 }
1353                         }
1354                 }
1355
1356                 if (scanpos) {
1357                         /* check if URI can be parsed */
1358                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
1359                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1360                                         ADD_TXT_POS_LATER(bp, ep, last_index);
1361                                         walk = ep;
1362                         } else
1363                                 walk = scanpos +
1364                                         strlen(parser[last_index].needle);
1365                 } else
1366                         break;
1367         }
1368
1369         /* colorize this line */
1370         if (head.next) {
1371                 /* insert URIs */
1372                 for (last = head.next; last != NULL; last = last->next) {
1373                         ClickableText *uri;
1374                         gint start_offset, end_offset;
1375                         gchar *tmp_str;
1376                         gchar old_char;
1377                         uri = g_new0(ClickableText, 1);
1378                         uri->uri = parser[last->pti].build_uri(last->bp,
1379                                                                last->ep);
1380
1381                         tmp_str = mybuf;
1382                         old_char = tmp_str[last->ep - mybuf];
1383                         tmp_str[last->ep - mybuf] = '\0';
1384                         end_offset = g_utf8_strlen(tmp_str, -1);
1385                         tmp_str[last->ep - mybuf] = old_char;
1386
1387                         old_char = tmp_str[last->bp - mybuf];
1388                         tmp_str[last->bp - mybuf] = '\0';
1389                         start_offset = g_utf8_strlen(tmp_str, -1);
1390                         tmp_str[last->bp - mybuf] = old_char;
1391
1392                         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
1393                         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
1394
1395                         uri->start = gtk_text_iter_get_offset(&start_iter);
1396
1397                         gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
1398
1399                         uri->end = gtk_text_iter_get_offset(&end_iter);
1400                         uri->filename = NULL;
1401                         textview->uri_list =
1402                                 g_slist_prepend(textview->uri_list, uri);
1403                 }
1404         }
1405
1406         g_free(mybuf);
1407 }
1408
1409 #undef ADD_TXT_POS
1410
1411 static void textview_write_line(TextView *textview, const gchar *str,
1412                                 CodeConverter *conv, gboolean do_quote_folding)
1413 {
1414         GtkTextView *text;
1415         GtkTextBuffer *buffer;
1416         GtkTextIter iter;
1417         gchar buf[BUFFSIZE];
1418         gchar *fg_color;
1419         gint quotelevel = -1, real_quotelevel = -1;
1420         gchar quote_tag_str[10];
1421
1422         text = GTK_TEXT_VIEW(textview->text);
1423         buffer = gtk_text_view_get_buffer(text);
1424         gtk_text_buffer_get_end_iter(buffer, &iter);
1425
1426         if (!conv)
1427                 strncpy2(buf, str, sizeof(buf));
1428         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1429                 conv_localetodisp(buf, sizeof(buf), str);
1430
1431         strcrchomp(buf);
1432         fg_color = NULL;
1433
1434         /* change color of quotation
1435            >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1436            Up to 3 levels of quotations are detected, and each
1437            level is colored using a different color. */
1438         if (prefs_common.enable_color
1439             && line_has_quote_char(buf, prefs_common.quote_chars)) {
1440                 real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1441                 quotelevel = real_quotelevel;
1442                 /* set up the correct foreground color */
1443                 if (quotelevel > 2) {
1444                         /* recycle colors */
1445                         if (prefs_common.recycle_quote_colors)
1446                                 quotelevel %= 3;
1447                         else
1448                                 quotelevel = 2;
1449                 }
1450         }
1451
1452         if (quotelevel == -1)
1453                 fg_color = NULL;
1454         else {
1455                 g_snprintf(quote_tag_str, sizeof(quote_tag_str),
1456                            "quote%d", quotelevel);
1457                 fg_color = quote_tag_str;
1458         }
1459
1460         if (prefs_common.enable_color &&
1461             (strcmp(buf,"-- \n") == 0 || strcmp(buf, "- -- \n") == 0 || textview->is_in_signature)) {
1462                 fg_color = "signature";
1463                 textview->is_in_signature = TRUE;
1464         }
1465
1466         if (real_quotelevel > -1 && do_quote_folding) {
1467                 if (!g_utf8_validate(buf, -1, NULL)) {
1468                         gchar *utf8buf = NULL;
1469                         utf8buf = g_malloc(BUFFSIZE);
1470                         conv_localetodisp(utf8buf, BUFFSIZE, buf);
1471                         strncpy2(buf, utf8buf, BUFFSIZE-1);
1472                         g_free(utf8buf);
1473                 }
1474 do_quote:
1475                 if ( textview->prev_quote_level != real_quotelevel ) {
1476                         ClickableText *uri;
1477                         uri = g_new0(ClickableText, 1);
1478                         uri->uri = g_strdup("");
1479                         uri->data = g_strdup(buf);
1480                         uri->start = gtk_text_iter_get_offset(&iter);
1481                         uri->is_quote = TRUE;
1482                         uri->quote_level = real_quotelevel;
1483                         uri->fg_color = g_strdup(fg_color);
1484
1485                         gtk_text_buffer_insert_with_tags_by_name
1486                                         (buffer, &iter, " [...]", -1,
1487                                          "qlink", fg_color, NULL);
1488                         uri->end = gtk_text_iter_get_offset(&iter);
1489                         gtk_text_buffer_insert(buffer, &iter, "  \n", -1);
1490
1491                         uri->filename = NULL;
1492                         textview->uri_list =
1493                                 g_slist_prepend(textview->uri_list, uri);
1494
1495                         textview->prev_quote_level = real_quotelevel;
1496                 } else {
1497                         GSList *last = textview->uri_list;
1498                         ClickableText *lasturi = NULL;
1499                         gint e_len = 0, n_len = 0;
1500
1501                         if (textview->uri_list) {
1502                                 lasturi = (ClickableText *)last->data;
1503                         } else {
1504                                 g_print("oops (%d %d)\n",
1505                                         real_quotelevel, textview->prev_quote_level);
1506                         }
1507                         if (lasturi->is_quote == FALSE) {
1508                                 textview->prev_quote_level = -1;
1509                                 goto do_quote;
1510                         }
1511                         e_len = lasturi->data ? strlen(lasturi->data):0;
1512                         n_len = strlen(buf);
1513                         lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
1514                         strcpy((gchar *)lasturi->data + e_len, buf);
1515                         *((gchar *)lasturi->data + e_len + n_len) = '\0';
1516                 }
1517         } else {
1518                 textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
1519                 textview->prev_quote_level = -1;
1520         }
1521 }
1522
1523 void textview_write_link(TextView *textview, const gchar *str,
1524                          const gchar *uri, CodeConverter *conv)
1525 {
1526         GdkColor *link_color = NULL;
1527         GtkTextView *text;
1528         GtkTextBuffer *buffer;
1529         GtkTextIter iter;
1530         gchar buf[BUFFSIZE];
1531         gchar *bufp;
1532         ClickableText *r_uri;
1533
1534         if (!str || *str == '\0')
1535                 return;
1536         if (!uri)
1537                 return;
1538
1539         while (uri && *uri && g_ascii_isspace(*uri))
1540                 uri++;
1541
1542         text = GTK_TEXT_VIEW(textview->text);
1543         buffer = gtk_text_view_get_buffer(text);
1544         gtk_text_buffer_get_end_iter(buffer, &iter);
1545
1546         if (!conv)
1547                 strncpy2(buf, str, sizeof(buf));
1548         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1549                 conv_utf8todisp(buf, sizeof(buf), str);
1550
1551         if (g_utf8_validate(buf, -1, NULL) == FALSE)
1552                 return;
1553
1554         strcrchomp(buf);
1555
1556         gtk_text_buffer_get_end_iter(buffer, &iter);
1557         for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
1558                 gunichar ch;
1559
1560                 ch = g_utf8_get_char(bufp);
1561                 if (!g_unichar_isspace(ch))
1562                         break;
1563         }
1564         if (bufp > buf)
1565                 gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
1566
1567         if (prefs_common.enable_color) {
1568                 link_color = &uri_color;
1569         }
1570         r_uri = g_new0(ClickableText, 1);
1571         r_uri->uri = g_strdup(uri);
1572         r_uri->start = gtk_text_iter_get_offset(&iter);
1573         gtk_text_buffer_insert_with_tags_by_name
1574                 (buffer, &iter, bufp, -1, "link", NULL);
1575         r_uri->end = gtk_text_iter_get_offset(&iter);
1576         r_uri->filename = NULL;
1577         textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
1578 }
1579
1580 static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
1581 {
1582         if (GDK_IS_WINDOW(window))
1583                 gdk_window_set_cursor(window, cursor);
1584 }
1585 void textview_clear(TextView *textview)
1586 {
1587         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1588         GtkTextBuffer *buffer;
1589         GdkWindow *window = gtk_text_view_get_window(text,
1590                                 GTK_TEXT_WINDOW_TEXT);
1591
1592         buffer = gtk_text_view_get_buffer(text);
1593         gtk_text_buffer_set_text(buffer, "", -1);
1594
1595         TEXTVIEW_STATUSBAR_POP(textview);
1596         textview_uri_list_remove_all(textview->uri_list);
1597         textview->uri_list = NULL;
1598         textview->uri_hover = NULL;
1599         textview->prev_quote_level = -1;
1600
1601         textview->body_pos = 0;
1602         if (textview->image)
1603                 gtk_widget_destroy(textview->image);
1604         textview->image = NULL;
1605
1606         if (textview->messageview->mainwin->cursor_count == 0) {
1607                 textview_set_cursor(window, text_cursor);
1608         } else {
1609                 textview_set_cursor(window, watch_cursor);
1610         }
1611 }
1612
1613 void textview_destroy(TextView *textview)
1614 {
1615         GtkTextBuffer *buffer;
1616         GtkClipboard *clipboard;
1617
1618         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1619         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1620         gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
1621
1622         textview_uri_list_remove_all(textview->uri_list);
1623         textview->uri_list = NULL;
1624         textview->prev_quote_level = -1;
1625
1626         g_free(textview);
1627 }
1628
1629 void textview_set_all_headers(TextView *textview, gboolean all_headers)
1630 {
1631         textview->show_all_headers = all_headers;
1632 }
1633
1634 #define CHANGE_TAG_FONT(tagname, font) { \
1635         tag = gtk_text_tag_table_lookup(tags, tagname); \
1636         if (tag) \
1637                 g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
1638 }
1639
1640 void textview_set_font(TextView *textview, const gchar *codeset)
1641 {
1642         GtkTextTag *tag;
1643         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1644         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
1645         PangoFontDescription *font_desc, *bold_font_desc;
1646
1647         font_desc = pango_font_description_from_string
1648                                         (NORMAL_FONT);
1649         if (font_desc) {
1650                 gtk_widget_modify_font(textview->text, font_desc);
1651                 CHANGE_TAG_FONT("header", font_desc);
1652                 CHANGE_TAG_FONT("hlink", font_desc);
1653                 pango_font_description_free(font_desc);
1654         }
1655         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
1656                 bold_font_desc = pango_font_description_from_string
1657                                                 (NORMAL_FONT);
1658                 if (bold_font_desc)
1659                         pango_font_description_set_weight
1660                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
1661         } else {
1662                 bold_font_desc = pango_font_description_from_string
1663                                                 (BOLD_FONT);
1664         }
1665         if (bold_font_desc) {
1666                 CHANGE_TAG_FONT("header_title", bold_font_desc);
1667                 pango_font_description_free(bold_font_desc);
1668         }
1669
1670         if (prefs_common.textfont) {
1671                 PangoFontDescription *font_desc;
1672
1673                 font_desc = pango_font_description_from_string
1674                                                 (prefs_common.textfont);
1675                 if (font_desc) {
1676                         gtk_widget_modify_font(textview->text, font_desc);
1677                         pango_font_description_free(font_desc);
1678                 }
1679         }
1680         gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
1681                                              prefs_common.line_space / 2);
1682         gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
1683                                              prefs_common.line_space / 2);
1684 }
1685
1686 void textview_set_text(TextView *textview, const gchar *text)
1687 {
1688         GtkTextView *view;
1689         GtkTextBuffer *buffer;
1690
1691         g_return_if_fail(textview != NULL);
1692         g_return_if_fail(text != NULL);
1693
1694         textview_clear(textview);
1695
1696         view = GTK_TEXT_VIEW(textview->text);
1697         buffer = gtk_text_view_get_buffer(view);
1698         gtk_text_buffer_set_text(buffer, text, strlen(text));
1699 }
1700
1701 enum
1702 {
1703         H_DATE          = 0,
1704         H_FROM          = 1,
1705         H_TO            = 2,
1706         H_NEWSGROUPS    = 3,
1707         H_SUBJECT       = 4,
1708         H_CC            = 5,
1709         H_REPLY_TO      = 6,
1710         H_FOLLOWUP_TO   = 7,
1711         H_X_MAILER      = 8,
1712         H_X_NEWSREADER  = 9,
1713         H_USER_AGENT    = 10,
1714         H_ORGANIZATION  = 11,
1715 };
1716
1717 void textview_set_position(TextView *textview, gint pos)
1718 {
1719         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1720
1721         gtkut_text_view_set_position(text, pos);
1722 }
1723
1724 static gboolean header_is_internal(Header *header)
1725 {
1726         const gchar *internal_hdrs[] =
1727                 {"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:",
1728                  "CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:",
1729                  "R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:",
1730                  "X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:",
1731                  "X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
1732                  "X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:",
1733                  "X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
1734                  NULL};
1735         int i;
1736
1737         for (i = 0; internal_hdrs[i]; i++) {
1738                 if (!strcmp(header->name, internal_hdrs[i]))
1739                         return TRUE;
1740         }
1741         return FALSE;
1742 }
1743
1744 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1745 {
1746         gchar buf[BUFFSIZE];
1747         GPtrArray *headers, *sorted_headers;
1748         GSList *disphdr_list;
1749         Header *header;
1750         gint i;
1751
1752         g_return_val_if_fail(fp != NULL, NULL);
1753
1754         if (textview->show_all_headers) {
1755                 headers = procheader_get_header_array_asis(fp);
1756                 sorted_headers = g_ptr_array_new();
1757                 for (i = 0; i < headers->len; i++) {
1758                         header = g_ptr_array_index(headers, i);
1759                         if (!header_is_internal(header))
1760                                 g_ptr_array_add(sorted_headers, header);
1761                         else
1762                                 procheader_header_free(header);
1763                 }
1764                 g_ptr_array_free(headers, TRUE);
1765                 return sorted_headers;
1766         }
1767
1768         if (!prefs_common.display_header) {
1769                 while (fgets(buf, sizeof(buf), fp) != NULL)
1770                         if (buf[0] == '\r' || buf[0] == '\n') break;
1771                 return NULL;
1772         }
1773
1774         headers = procheader_get_header_array_asis(fp);
1775
1776         sorted_headers = g_ptr_array_new();
1777
1778         for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1779              disphdr_list = disphdr_list->next) {
1780                 DisplayHeaderProp *dp =
1781                         (DisplayHeaderProp *)disphdr_list->data;
1782
1783                 for (i = 0; i < headers->len; i++) {
1784                         header = g_ptr_array_index(headers, i);
1785
1786                         if (procheader_headername_equal(header->name,
1787                                                         dp->name)) {
1788                                 if (dp->hidden)
1789                                         procheader_header_free(header);
1790                                 else
1791                                         g_ptr_array_add(sorted_headers, header);
1792
1793                                 g_ptr_array_remove_index(headers, i);
1794                                 i--;
1795                         }
1796                 }
1797         }
1798
1799         if (prefs_common.show_other_header) {
1800                 for (i = 0; i < headers->len; i++) {
1801                         header = g_ptr_array_index(headers, i);
1802                         if (!header_is_internal(header)) {
1803                                 g_ptr_array_add(sorted_headers, header);
1804                         } else {
1805                                 procheader_header_free(header);
1806                         }
1807                 }
1808                 g_ptr_array_free(headers, TRUE);
1809         } else
1810                 procheader_header_array_destroy(headers);
1811
1812
1813         return sorted_headers;
1814 }
1815
1816 static void textview_show_face(TextView *textview)
1817 {
1818         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1819         MsgInfo *msginfo = textview->messageview->msginfo;
1820         int x = 0;
1821
1822         if (prefs_common.display_header_pane
1823         ||  !prefs_common.display_xface)
1824                 goto bail;
1825
1826         if (!msginfo->extradata || !msginfo->extradata->face) {
1827                 goto bail;
1828         }
1829
1830         if (textview->image)
1831                 gtk_widget_destroy(textview->image);
1832
1833         textview->image = face_get_from_header(msginfo->extradata->face);
1834         g_return_if_fail(textview->image != NULL);
1835
1836         gtk_widget_show(textview->image);
1837
1838         x = textview->text->allocation.width - WIDTH -5;
1839
1840         gtk_text_view_add_child_in_window(text, textview->image,
1841                 GTK_TEXT_WINDOW_TEXT, x, 5);
1842
1843         gtk_widget_show_all(textview->text);
1844
1845
1846         return;
1847 bail:
1848         if (textview->image)
1849                 gtk_widget_destroy(textview->image);
1850         textview->image = NULL;
1851 }
1852
1853 void textview_show_icon(TextView *textview, const gchar *stock_id)
1854 {
1855         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1856         int x = 0;
1857
1858         if (textview->image)
1859                 gtk_widget_destroy(textview->image);
1860
1861         textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
1862         g_return_if_fail(textview->image != NULL);
1863
1864         gtk_widget_show(textview->image);
1865
1866         x = textview->text->allocation.width - WIDTH -5;
1867
1868         gtk_text_view_add_child_in_window(text, textview->image,
1869                 GTK_TEXT_WINDOW_TEXT, x, 5);
1870
1871         gtk_widget_show_all(textview->text);
1872
1873
1874         return;
1875 }
1876
1877 #if HAVE_LIBCOMPFACE
1878 static void textview_show_xface(TextView *textview)
1879 {
1880         MsgInfo *msginfo = textview->messageview->msginfo;
1881         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1882         int x = 0;
1883         GdkWindow *window = NULL;
1884
1885         if (prefs_common.display_header_pane
1886         ||  !prefs_common.display_xface)
1887                 goto bail;
1888
1889         if (!msginfo || !msginfo->extradata)
1890                 goto bail;
1891
1892         if (msginfo->extradata->face)
1893                 return;
1894
1895         if (!msginfo->extradata->xface || strlen(msginfo->extradata->xface) < 5) {
1896                 goto bail;
1897         }
1898
1899         if (textview->image)
1900                 gtk_widget_destroy(textview->image);
1901
1902         window = mainwindow_get_mainwindow() ?
1903                         mainwindow_get_mainwindow()->window->window :
1904                         textview->text->window;
1905         textview->image = xface_get_from_header(msginfo->extradata->xface,
1906                                 &textview->text->style->white,
1907                                 window);
1908         g_return_if_fail(textview->image != NULL);
1909
1910         gtk_widget_show(textview->image);
1911
1912         x = textview->text->allocation.width - WIDTH -5;
1913
1914         gtk_text_view_add_child_in_window(text, textview->image,
1915                 GTK_TEXT_WINDOW_TEXT, x, 5);
1916
1917         gtk_widget_show_all(textview->text);
1918
1919         return;
1920 bail:
1921         if (textview->image)
1922                 gtk_widget_destroy(textview->image);
1923         textview->image = NULL;
1924
1925 }
1926 #endif
1927
1928 static void textview_save_contact_pic(TextView *textview)
1929 {
1930         MsgInfo *msginfo = textview->messageview->msginfo;
1931         gchar *filename = NULL;
1932         GError *error = NULL;
1933         GdkPixbuf *picture = NULL;
1934
1935         if (!msginfo->extradata || (!msginfo->extradata->face && !msginfo->extradata->xface))
1936                 return;
1937
1938         if (textview->image)
1939                 picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
1940
1941         filename = addrindex_get_picture_file(msginfo->from);
1942         if (!filename)
1943                 return;
1944         if (!is_file_exist(filename)) {
1945                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
1946                 if (error) {
1947                         g_warning(_("Failed to save image: \n%s"),
1948                                         error->message);
1949                         g_error_free(error);
1950                 }
1951         }
1952         g_free(filename);
1953 }
1954
1955 static void textview_show_contact_pic(TextView *textview)
1956 {
1957         MsgInfo *msginfo = textview->messageview->msginfo;
1958         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1959         int x = 0;
1960         gchar *filename = NULL;
1961         GError *error = NULL;
1962         GdkPixbuf *picture = NULL;
1963         gint w, h;
1964
1965         if (prefs_common.display_header_pane
1966         ||  !prefs_common.display_xface)
1967                 goto bail;
1968
1969         if (msginfo->extradata && (msginfo->extradata->face || msginfo->extradata->xface))
1970                 return;
1971
1972         if (textview->image)
1973                 gtk_widget_destroy(textview->image);
1974
1975         filename = addrindex_get_picture_file(msginfo->from);
1976
1977         if (!filename)
1978                 goto bail;
1979         if (!is_file_exist(filename)) {
1980                 g_free(filename);
1981                 goto bail;
1982         }
1983
1984         gdk_pixbuf_get_file_info(filename, &w, &h);
1985
1986         if (w > 48 || h > 48)
1987                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
1988                                                 48, 48, TRUE, &error);
1989         else
1990                 picture = gdk_pixbuf_new_from_file(filename, &error);
1991
1992         if (error) {
1993                 debug_print("Failed to import image: \n%s",
1994                                 error->message);
1995                 g_error_free(error);
1996                 goto bail;
1997         }
1998         g_free(filename);
1999
2000         if (picture) {
2001                 textview->image = gtk_image_new_from_pixbuf(picture);
2002                 g_object_unref(picture);
2003         }
2004         g_return_if_fail(textview->image != NULL);
2005
2006         gtk_widget_show(textview->image);
2007
2008         x = textview->text->allocation.width - WIDTH -5;
2009
2010         gtk_text_view_add_child_in_window(text, textview->image,
2011                 GTK_TEXT_WINDOW_TEXT, x, 5);
2012
2013         gtk_widget_show_all(textview->text);
2014
2015         return;
2016 bail:
2017         if (textview->image)
2018                 gtk_widget_destroy(textview->image);
2019         textview->image = NULL;
2020
2021 }
2022
2023 static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
2024 {
2025         gint id_a = GPOINTER_TO_INT(a);
2026         gint id_b = GPOINTER_TO_INT(b);
2027         const gchar *tag_a = tags_get_tag(id_a);
2028         const gchar *tag_b = tags_get_tag(id_b);
2029
2030         if (tag_a == NULL)
2031                 return tag_b == NULL ? 0:1;
2032
2033         if (tag_b == NULL)
2034                 return tag_a == NULL ? 0:1;
2035
2036         return g_utf8_collate(tag_a, tag_b);
2037 }
2038
2039
2040 static void textview_show_tags(TextView *textview)
2041 {
2042         MsgInfo *msginfo = textview->messageview->msginfo;
2043         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2044         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2045         GtkTextIter iter;
2046         ClickableText *uri;
2047         GSList *cur, *orig;
2048         gboolean found_tag = FALSE;
2049
2050         if (!msginfo->tags)
2051                 return;
2052
2053         cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
2054
2055         for (; cur; cur = cur->next) {
2056                 if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
2057                         found_tag = TRUE;
2058                         break;
2059                 }
2060         }
2061         if (!found_tag) {
2062                 g_slist_free(orig);
2063                 return;
2064         }
2065
2066         gtk_text_buffer_get_end_iter (buffer, &iter);
2067         gtk_text_buffer_insert_with_tags_by_name(buffer,
2068                 &iter, _("Tags: "), -1,
2069                 "header_title", "header", "tags", NULL);
2070
2071         for (cur = orig; cur; cur = cur->next) {
2072                 const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
2073                 if (!cur_tag)
2074                         continue;
2075                 uri = g_new0(ClickableText, 1);
2076                 uri->uri = g_strdup("");
2077                 uri->start = gtk_text_iter_get_offset(&iter);
2078                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
2079                         cur_tag, -1,
2080                         "link", "header", "tags", NULL);
2081                 uri->end = gtk_text_iter_get_offset(&iter);
2082                 uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
2083                 uri->data = NULL;
2084                 textview->uri_list =
2085                         g_slist_prepend(textview->uri_list, uri);
2086                 if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
2087                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
2088                                 "header", "tags", NULL);
2089                 else
2090                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
2091                                 "header", "tags", NULL);
2092         }
2093         g_slist_free(orig);
2094
2095         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2096                 "header", "tags", NULL);
2097 }
2098
2099 static void textview_show_header(TextView *textview, GPtrArray *headers)
2100 {
2101         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2102         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2103         GtkTextIter iter;
2104         Header *header;
2105         gint i;
2106
2107         g_return_if_fail(headers != NULL);
2108
2109         for (i = 0; i < headers->len; i++) {
2110                 header = g_ptr_array_index(headers, i);
2111                 g_return_if_fail(header->name != NULL);
2112
2113                 gtk_text_buffer_get_end_iter (buffer, &iter);
2114                 if(prefs_common.trans_hdr == TRUE) {
2115                         gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
2116                         gchar *trans_hdr = gettext(hdr);
2117                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2118                                 &iter, trans_hdr, -1,
2119                                 "header_title", "header", NULL);
2120                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2121                                 &iter, ":", 1, "header_title", "header", NULL);
2122                         g_free(hdr);
2123                 } else {
2124                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2125                                 &iter, header->name,
2126                                 -1, "header_title", "header", NULL);
2127                 }
2128                 if (header->name[strlen(header->name) - 1] != ' ')
2129                 gtk_text_buffer_insert_with_tags_by_name
2130                                 (buffer, &iter, " ", 1,
2131                                  "header_title", "header", NULL);
2132
2133                 if (procheader_headername_equal(header->name, "Subject") ||
2134                     procheader_headername_equal(header->name, "From")    ||
2135                     procheader_headername_equal(header->name, "To")      ||
2136                     procheader_headername_equal(header->name, "Cc"))
2137                         unfold_line(header->body);
2138
2139                 if ((procheader_headername_equal(header->name, "X-Mailer") ||
2140                      procheader_headername_equal(header->name,
2141                                                  "X-Newsreader")) &&
2142                     (strstr(header->body, "Claws Mail") != NULL ||
2143                      strstr(header->body, "Sylpheed-Claws") != NULL)) {
2144                         gtk_text_buffer_get_end_iter (buffer, &iter);
2145                         gtk_text_buffer_insert_with_tags_by_name
2146                                 (buffer, &iter, header->body, -1,
2147                                  "header", "emphasis", NULL);
2148                 } else {
2149                         gboolean hdr =
2150                           procheader_headername_equal(header->name, "From") ||
2151                           procheader_headername_equal(header->name, "To") ||
2152                           procheader_headername_equal(header->name, "Cc") ||
2153                           procheader_headername_equal(header->name, "Bcc") ||
2154                           procheader_headername_equal(header->name, "Reply-To") ||
2155                           procheader_headername_equal(header->name, "Sender");
2156                         textview_make_clickable_parts(textview, "header",
2157                                                       "hlink", header->body,
2158                                                       hdr);
2159                 }
2160                 gtk_text_buffer_get_end_iter (buffer, &iter);
2161                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2162                                                          "header", NULL);
2163         }
2164
2165         textview_show_face(textview);
2166 #if HAVE_LIBCOMPFACE
2167         textview_show_xface(textview);
2168 #endif
2169         textview_save_contact_pic(textview);
2170         textview_show_contact_pic(textview);
2171 }
2172
2173 gboolean textview_search_string(TextView *textview, const gchar *str,
2174                                 gboolean case_sens)
2175 {
2176         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2177
2178         return gtkut_text_view_search_string(text, str, case_sens);
2179 }
2180
2181 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
2182                                          gboolean case_sens)
2183 {
2184         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2185
2186         return gtkut_text_view_search_string_backward(text, str, case_sens);
2187 }
2188
2189 void textview_scroll_one_line(TextView *textview, gboolean up)
2190 {
2191         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2192         GtkAdjustment *vadj = text->vadjustment;
2193
2194         gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
2195 }
2196
2197 gboolean textview_scroll_page(TextView *textview, gboolean up)
2198 {
2199         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2200         GtkAdjustment *vadj = text->vadjustment;
2201
2202         return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
2203 }
2204
2205 #define KEY_PRESS_EVENT_STOP() \
2206         g_signal_stop_emission_by_name(G_OBJECT(widget), \
2207                                        "key_press_event");
2208
2209 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
2210                                  TextView *textview)
2211 {
2212         SummaryView *summaryview = NULL;
2213         MessageView *messageview = textview->messageview;
2214
2215         if (!event) return FALSE;
2216         if (messageview->mainwin)
2217                 summaryview = messageview->mainwin->summaryview;
2218
2219         switch (event->keyval) {
2220         case GDK_Tab:
2221         case GDK_Home:
2222         case GDK_Left:
2223         case GDK_Up:
2224         case GDK_Right:
2225         case GDK_Down:
2226         case GDK_Page_Up:
2227         case GDK_Page_Down:
2228         case GDK_End:
2229         case GDK_Control_L:
2230         case GDK_Control_R:
2231                 return FALSE;
2232         case GDK_space:
2233                 if (summaryview)
2234                         summary_pass_key_press_event(summaryview, event);
2235                 else
2236                         mimeview_scroll_page
2237                                 (messageview->mimeview,
2238                                  (event->state &
2239                                   (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2240                 break;
2241         case GDK_BackSpace:
2242                 mimeview_scroll_page(messageview->mimeview, TRUE);
2243                 break;
2244         case GDK_Return:
2245         case GDK_KP_Enter:
2246                 mimeview_scroll_one_line
2247                         (messageview->mimeview, (event->state &
2248                                     (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2249                 break;
2250         case GDK_Delete:
2251                 if (summaryview)
2252                         summary_pass_key_press_event(summaryview, event);
2253                 break;
2254         case GDK_y:
2255         case GDK_t:
2256         case GDK_l:
2257         case GDK_o:
2258         case GDK_c:
2259         case GDK_a:
2260                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
2261                         KEY_PRESS_EVENT_STOP();
2262                         mimeview_pass_key_press_event(messageview->mimeview,
2263                                                       event);
2264                         break;
2265                 }
2266                 /* possible fall through */
2267         default:
2268                 if (summaryview &&
2269                     event->window != messageview->mainwin->window->window) {
2270                         GdkEventKey tmpev = *event;
2271
2272                         tmpev.window = messageview->mainwin->window->window;
2273                         KEY_PRESS_EVENT_STOP();
2274                         gtk_widget_event(messageview->mainwin->window,
2275                                          (GdkEvent *)&tmpev);
2276                 }
2277                 break;
2278         }
2279
2280         return TRUE;
2281 }
2282
2283 static gboolean textview_motion_notify(GtkWidget *widget,
2284                                        GdkEventMotion *event,
2285                                        TextView *textview)
2286 {
2287         if (textview->loading)
2288                 return FALSE;
2289         textview_uri_update(textview, event->x, event->y);
2290         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
2291
2292         return FALSE;
2293 }
2294
2295 static gboolean textview_leave_notify(GtkWidget *widget,
2296                                       GdkEventCrossing *event,
2297                                       TextView *textview)
2298 {
2299         if (textview->loading)
2300                 return FALSE;
2301         textview_uri_update(textview, -1, -1);
2302
2303         return FALSE;
2304 }
2305
2306 static gboolean textview_visibility_notify(GtkWidget *widget,
2307                                            GdkEventVisibility *event,
2308                                            TextView *textview)
2309 {
2310         gint wx, wy;
2311         GdkWindow *window;
2312
2313         if (textview->loading)
2314                 return FALSE;
2315
2316         window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
2317                                           GTK_TEXT_WINDOW_TEXT);
2318
2319         /* check if occurred for the text window part */
2320         if (window != event->window)
2321                 return FALSE;
2322
2323         gdk_window_get_pointer(widget->window, &wx, &wy, NULL);
2324         textview_uri_update(textview, wx, wy);
2325
2326         return FALSE;
2327 }
2328
2329 void textview_cursor_wait(TextView *textview)
2330 {
2331         GdkWindow *window = gtk_text_view_get_window(
2332                         GTK_TEXT_VIEW(textview->text),
2333                         GTK_TEXT_WINDOW_TEXT);
2334         textview_set_cursor(window, watch_cursor);
2335 }
2336
2337 void textview_cursor_normal(TextView *textview)
2338 {
2339         GdkWindow *window = gtk_text_view_get_window(
2340                         GTK_TEXT_VIEW(textview->text),
2341                         GTK_TEXT_WINDOW_TEXT);
2342         textview_set_cursor(window, text_cursor);
2343 }
2344
2345 static void textview_uri_update(TextView *textview, gint x, gint y)
2346 {
2347         GtkTextBuffer *buffer;
2348         GtkTextIter start_iter, end_iter;
2349         ClickableText *uri = NULL;
2350
2351         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2352
2353         if (x != -1 && y != -1) {
2354                 gint bx, by;
2355                 GtkTextIter iter;
2356                 GSList *tags;
2357                 GSList *cur;
2358
2359                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
2360                                                       GTK_TEXT_WINDOW_WIDGET,
2361                                                       x, y, &bx, &by);
2362                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
2363                                                    &iter, bx, by);
2364
2365                 tags = gtk_text_iter_get_tags(&iter);
2366                 for (cur = tags; cur != NULL; cur = cur->next) {
2367                         GtkTextTag *tag = cur->data;
2368                         char *name;
2369
2370                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
2371
2372                         if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
2373                             && textview_get_uri_range(textview, &iter, tag,
2374                                                       &start_iter, &end_iter)) {
2375
2376                                 uri = textview_get_uri_from_range(textview,
2377                                                                   &iter, tag,
2378                                                                   &start_iter,
2379                                                                   &end_iter);
2380                         }
2381                         g_free(name);
2382                         if (uri)
2383                                 break;
2384                 }
2385                 g_slist_free(tags);
2386         }
2387
2388         if (uri != textview->uri_hover) {
2389                 GdkWindow *window;
2390
2391                 if (textview->uri_hover)
2392                         gtk_text_buffer_remove_tag_by_name(buffer,
2393                                                            "link-hover",
2394                                                            &textview->uri_hover_start_iter,
2395                                                            &textview->uri_hover_end_iter);
2396
2397                 textview->uri_hover = uri;
2398                 if (uri) {
2399                         textview->uri_hover_start_iter = start_iter;
2400                         textview->uri_hover_end_iter = end_iter;
2401                 }
2402
2403                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
2404                                                   GTK_TEXT_WINDOW_TEXT);
2405                 if (textview->messageview->mainwin->cursor_count == 0) {
2406                         textview_set_cursor(window, uri ? hand_cursor : text_cursor);
2407                 } else {
2408                         textview_set_cursor(window, watch_cursor);
2409                 }
2410
2411                 TEXTVIEW_STATUSBAR_POP(textview);
2412
2413                 if (uri) {
2414                         char *trimmed_uri;
2415
2416                         if (!uri->is_quote)
2417                                 gtk_text_buffer_apply_tag_by_name(buffer,
2418                                                           "link-hover",
2419                                                           &start_iter,
2420                                                           &end_iter);
2421
2422                         trimmed_uri = trim_string(uri->uri, 60);
2423                         TEXTVIEW_STATUSBAR_PUSH(textview, trimmed_uri);
2424                         g_free(trimmed_uri);
2425                 }
2426         }
2427 }
2428
2429 static gboolean textview_get_uri_range(TextView *textview,
2430                                        GtkTextIter *iter,
2431                                        GtkTextTag *tag,
2432                                        GtkTextIter *start_iter,
2433                                        GtkTextIter *end_iter)
2434 {
2435         return get_tag_range(iter, tag, start_iter, end_iter);
2436 }
2437
2438 static ClickableText *textview_get_uri_from_range(TextView *textview,
2439                                               GtkTextIter *iter,
2440                                               GtkTextTag *tag,
2441                                               GtkTextIter *start_iter,
2442                                               GtkTextIter *end_iter)
2443 {
2444         gint start_pos, end_pos, cur_pos;
2445         ClickableText *uri = NULL;
2446         GSList *cur;
2447
2448         start_pos = gtk_text_iter_get_offset(start_iter);
2449         end_pos = gtk_text_iter_get_offset(end_iter);
2450         cur_pos = gtk_text_iter_get_offset(iter);
2451
2452         for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
2453                 ClickableText *uri_ = (ClickableText *)cur->data;
2454                 if (start_pos == uri_->start &&
2455                     end_pos ==  uri_->end) {
2456                         uri = uri_;
2457                         break;
2458                 }
2459         }
2460         for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
2461                 ClickableText *uri_ = (ClickableText *)cur->data;
2462                 if (start_pos == uri_->start ||
2463                            end_pos == uri_->end) {
2464                         /* in case of contiguous links, textview_get_uri_range
2465                          * returns a broader range (start of 1st link to end
2466                          * of last link).
2467                          * In that case, correct link is the one covering
2468                          * current iter.
2469                          */
2470                         if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
2471                                 uri = uri_;
2472                                 break;
2473                         }
2474                 }
2475         }
2476
2477         return uri;
2478 }
2479
2480 static ClickableText *textview_get_uri(TextView *textview,
2481                                    GtkTextIter *iter,
2482                                    GtkTextTag *tag)
2483 {
2484         GtkTextIter start_iter, end_iter;
2485         ClickableText *uri = NULL;
2486
2487         if (textview_get_uri_range(textview, iter, tag, &start_iter,
2488                                    &end_iter))
2489                 uri = textview_get_uri_from_range(textview, iter, tag,
2490                                                   &start_iter, &end_iter);
2491
2492         return uri;
2493 }
2494
2495 static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
2496 {
2497         GSList *cur;
2498         if (!start_list)
2499                 start_list = textview->uri_list;
2500
2501         for (cur = start_list; cur; cur = cur->next) {
2502                 ClickableText *uri = (ClickableText *)cur->data;
2503                 if (uri->start <= start)
2504                         continue;
2505                 uri->start += shift;
2506                 uri->end += shift;
2507         }
2508 }
2509
2510 static void textview_remove_uris_in(TextView *textview, gint start, gint end)
2511 {
2512         GSList *cur;
2513         for (cur = textview->uri_list; cur; ) {
2514                 ClickableText *uri = (ClickableText *)cur->data;
2515                 if (uri->start > start && uri->end < end) {
2516                         cur = cur->next;
2517                         textview->uri_list = g_slist_remove(textview->uri_list, uri);
2518                         g_free(uri->uri);
2519                         g_free(uri->filename);
2520                         if (uri->is_quote) {
2521                                 g_free(uri->fg_color);
2522                                 g_free(uri->data);
2523                                 /* (only free data in quotes uris) */
2524                         }
2525                         g_free(uri);
2526                 } else {
2527                         cur = cur->next;
2528                 }
2529
2530         }
2531 }
2532
2533 static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
2534 {
2535         GtkTextIter start, end;
2536         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2537
2538         if (!uri->is_quote)
2539                 return;
2540
2541         if (uri->q_expanded && expand_only)
2542                 return;
2543
2544         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2545         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2546         if (textview->uri_hover)
2547                 gtk_text_buffer_remove_tag_by_name(buffer,
2548                                                    "link-hover",
2549                                                    &textview->uri_hover_start_iter,
2550                                                    &textview->uri_hover_end_iter);
2551         textview->uri_hover = NULL;
2552         gtk_text_buffer_remove_tag_by_name(buffer,
2553                                            "qlink",
2554                                            &start,
2555                                            &end);
2556         /* when shifting URIs start and end, we have to do it per-UTF8-char
2557          * so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
2558          * we have to pass a number of bytes, so use strlen(). disturbing. */
2559
2560         if (!uri->q_expanded) {
2561                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2562                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2563                 textview_shift_uris_after(textview, start_list, uri->start,
2564                         g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
2565                 gtk_text_buffer_delete(buffer, &start, &end);
2566                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2567                 gtk_text_buffer_insert_with_tags_by_name
2568                                 (buffer, &start, (gchar *)uri->data,
2569                                  strlen((gchar *)uri->data)-1,
2570                                  "qlink", (gchar *)uri->fg_color, NULL);
2571                 uri->end = gtk_text_iter_get_offset(&start);
2572                 textview_make_clickable_parts_later(textview,
2573                                           uri->start, uri->end);
2574                 uri->q_expanded = TRUE;
2575         } else {
2576                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2577                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2578                 textview_remove_uris_in(textview, uri->start, uri->end);
2579                 textview_shift_uris_after(textview, start_list, uri->start,
2580                         strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
2581                 gtk_text_buffer_delete(buffer, &start, &end);
2582                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2583                 gtk_text_buffer_insert_with_tags_by_name
2584                                 (buffer, &start, " [...]", -1,
2585                                  "qlink", (gchar *)uri->fg_color, NULL);
2586                 uri->end = gtk_text_iter_get_offset(&start);
2587                 uri->q_expanded = FALSE;
2588         }
2589         if (textview->messageview->mainwin->cursor_count == 0) {
2590                 textview_cursor_normal(textview);
2591         } else {
2592                 textview_cursor_wait(textview);
2593         }
2594 }
2595 static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
2596                                             GdkEvent *event, GtkTextIter *iter,
2597                                             TextView *textview)
2598 {
2599         GdkEventButton *bevent;
2600         ClickableText *uri = NULL;
2601         char *tagname;
2602         gboolean qlink = FALSE;
2603
2604         if (!event)
2605                 return FALSE;
2606
2607         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
2608                 && event->type != GDK_MOTION_NOTIFY)
2609                 return FALSE;
2610
2611         uri = textview_get_uri(textview, iter, tag);
2612         if (!uri)
2613                 return FALSE;
2614
2615         g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
2616
2617         if (!strcmp(tagname, "qlink"))
2618                 qlink = TRUE;
2619
2620         g_free(tagname);
2621
2622         bevent = (GdkEventButton *) event;
2623
2624         /* doubleclick: open compose / add address / browser */
2625         if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
2626                 /* pass rightclick through */
2627                 return FALSE;
2628         } else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
2629                 bevent->button == 2 || bevent->button == 3) {
2630                 if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
2631                         MimeView *mimeview =
2632                                 (textview->messageview)?
2633                                         textview->messageview->mimeview:NULL;
2634                         if (mimeview && bevent->button == 1) {
2635                                 mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
2636                         } else if (mimeview && bevent->button == 2 &&
2637                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2638                                 mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
2639                         } else if (mimeview && bevent->button == 3 &&
2640                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2641                                 mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
2642                         }
2643                         return TRUE;
2644                 } else if (qlink && bevent->button == 1) {
2645                         textview_toggle_quote(textview, NULL, uri, FALSE);
2646                         return TRUE;
2647                 } else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
2648                         if (bevent->button == 3) {
2649                                 g_object_set_data(
2650                                         G_OBJECT(textview->mail_popup_menu),
2651                                         "menu_button", uri);
2652                                 gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
2653                                                NULL, NULL, NULL, NULL,
2654                                                bevent->button, bevent->time);
2655                         } else {
2656                                 PrefsAccount *account = NULL;
2657                                 FolderItem   *folder_item = NULL;
2658                                 if (textview->messageview && textview->messageview->msginfo &&
2659                                     textview->messageview->msginfo->folder) {
2660
2661
2662                                         folder_item = textview->messageview->msginfo->folder;
2663                                         if (folder_item->prefs && folder_item->prefs->enable_default_account)
2664                                                 account = account_find_from_id(folder_item->prefs->default_account);
2665                                         if (!account)
2666                                                 account = account_find_from_item(folder_item);
2667                                 }
2668                                 compose_new_with_folderitem(account, folder_item, uri->uri + 7);
2669                         }
2670                         return TRUE;
2671                 } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
2672                         if (bevent->button == 1 &&
2673                             textview_uri_security_check(textview, uri) == TRUE)
2674                                         open_uri(uri->uri,
2675                                                  prefs_common_get_uri_cmd());
2676                         else if (bevent->button == 3 && !qlink) {
2677                                 g_object_set_data(
2678                                         G_OBJECT(textview->link_popup_menu),
2679                                         "menu_button", uri);
2680                                 gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
2681                                                NULL, NULL, NULL, NULL,
2682                                                bevent->button, bevent->time);
2683                         }
2684                         return TRUE;
2685                 } else {
2686                         if (bevent->button == 3 && !qlink) {
2687                                 g_object_set_data(
2688                                         G_OBJECT(textview->file_popup_menu),
2689                                         "menu_button", uri);
2690                                 gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
2691                                                NULL, NULL, NULL, NULL,
2692                                                bevent->button, bevent->time);
2693                                 return TRUE;
2694                         }
2695                 }
2696         }
2697
2698         return FALSE;
2699 }
2700
2701 gchar *textview_get_visible_uri         (TextView       *textview,
2702                                          ClickableText  *uri)
2703 {
2704         GtkTextBuffer *buffer;
2705         GtkTextIter start, end;
2706
2707         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2708
2709         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2710         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2711
2712         return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
2713 }
2714
2715 /*!
2716  *\brief    Check to see if a web URL has been disguised as a different
2717  *          URL (possible with HTML email).
2718  *
2719  *\param    uri The uri to check
2720  *
2721  *\param    textview The TextView the URL is contained in
2722  *
2723  *\return   gboolean TRUE if the URL is ok, or if the user chose to open
2724  *          it anyway, otherwise FALSE
2725  */
2726 gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
2727 {
2728         gchar *visible_str;
2729         gboolean retval = TRUE;
2730
2731         if (is_uri_string(uri->uri) == FALSE)
2732                 return TRUE;
2733
2734         visible_str = textview_get_visible_uri(textview, uri);
2735         if (visible_str == NULL)
2736                 return TRUE;
2737
2738         if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
2739                 gchar *uri_path;
2740                 gchar *visible_uri_path;
2741
2742                 uri_path = get_uri_path(uri->uri);
2743                 visible_uri_path = get_uri_path(visible_str);
2744                 if (path_cmp(uri_path, visible_uri_path) != 0)
2745                         retval = FALSE;
2746         }
2747
2748         if (retval == FALSE) {
2749                 gchar *msg;
2750                 AlertValue aval;
2751
2752                 msg = g_markup_printf_escaped(_("The real URL is different from "
2753                                                 "the displayed URL.\n"
2754                                                 "\n"
2755                                                 "<b>Displayed URL:</b> %s\n"
2756                                                 "\n"
2757                                                 "<b>Real URL:</b> %s\n"
2758                                                 "\n"
2759                                                 "Open it anyway?"),
2760                                                visible_str,uri->uri);
2761                 aval = alertpanel_full(_("Phishing attempt warning"), msg,
2762                                        GTK_STOCK_CANCEL, _("_Open URL"), NULL, FALSE,
2763                                        NULL, ALERT_WARNING, G_ALERTDEFAULT);
2764                 g_free(msg);
2765                 if (aval == G_ALERTALTERNATE)
2766                         retval = TRUE;
2767         }
2768
2769         g_free(visible_str);
2770
2771         return retval;
2772 }
2773
2774 static void textview_uri_list_remove_all(GSList *uri_list)
2775 {
2776         GSList *cur;
2777
2778         for (cur = uri_list; cur != NULL; cur = cur->next) {
2779                 if (cur->data) {
2780                         g_free(((ClickableText *)cur->data)->uri);
2781                         g_free(((ClickableText *)cur->data)->filename);
2782                         if (((ClickableText *)cur->data)->is_quote) {
2783                                 g_free(((ClickableText *)cur->data)->fg_color);
2784                                 g_free(((ClickableText *)cur->data)->data);
2785                                 /* (only free data in quotes uris) */
2786                         }
2787                         g_free(cur->data);
2788                 }
2789         }
2790
2791         g_slist_free(uri_list);
2792 }
2793
2794 static void open_uri_cb (TextView *textview, guint action, void *data)
2795 {
2796         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2797                                            "menu_button");
2798         if (uri == NULL)
2799                 return;
2800
2801         if (textview_uri_security_check(textview, uri) == TRUE)
2802                 open_uri(uri->uri,
2803                          prefs_common_get_uri_cmd());
2804         g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2805                           NULL);
2806 }
2807
2808 static void open_image_cb (TextView *textview, guint action, void *data)
2809 {
2810         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2811                                            "menu_button");
2812
2813         gchar *cmd = NULL;
2814         gchar buf[1024];
2815         const gchar *p;
2816         gchar *filename = NULL;
2817         gchar *tmp_filename = NULL;
2818
2819         if (uri == NULL)
2820                 return;
2821
2822         if (uri->filename == NULL)
2823                 return;
2824
2825         filename = g_strdup(uri->filename);
2826
2827         if (!g_utf8_validate(filename, -1, NULL)) {
2828                 gchar *tmp = conv_filename_to_utf8(filename);
2829                 g_free(filename);
2830                 filename = tmp;
2831         }
2832
2833         subst_for_filename(filename);
2834
2835         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2836         copy_file(tmp_filename, filename, FALSE);
2837         g_free(tmp_filename);
2838
2839         cmd = mailcap_get_command_for_type("image/jpeg", filename);
2840         if (cmd == NULL) {
2841                 gboolean remember = FALSE;
2842                 cmd = input_dialog_combo_remember
2843                         (_("Open with"),
2844                          _("Enter the command line to open file:\n"
2845                            "('%s' will be replaced with file name)"),
2846                          prefs_common.mime_open_cmd,
2847                          prefs_common.mime_open_cmd_history,
2848                          &remember);
2849                 if (cmd && remember) {
2850                         mailcap_update_default("image/jpeg", cmd);
2851                 }
2852         }
2853         if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
2854             !strchr(p + 2, '%'))
2855                 g_snprintf(buf, sizeof(buf), cmd, filename);
2856         else {
2857                 g_warning("Image viewer command line is invalid: '%s'", cmd);
2858                 return;
2859         }
2860
2861         execute_command_line(buf, TRUE);
2862
2863         g_free(filename);
2864         g_free(cmd);
2865
2866         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2867                           NULL);
2868 }
2869
2870 static void save_file_cb (TextView *textview, guint action, void *data)
2871 {
2872         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2873                                            "menu_button");
2874         gchar *filename = NULL;
2875         gchar *filepath = NULL;
2876         gchar *filedir = NULL;
2877         gchar *tmp_filename = NULL;
2878         if (uri == NULL)
2879                 return;
2880
2881         if (uri->filename == NULL)
2882                 return;
2883
2884         filename = g_strdup(uri->filename);
2885
2886         if (!g_utf8_validate(filename, -1, NULL)) {
2887                 gchar *tmp = conv_filename_to_utf8(filename);
2888                 g_free(filename);
2889                 filename = tmp;
2890         }
2891
2892         subst_for_filename(filename);
2893
2894         if (prefs_common.attach_save_dir)
2895                 filepath = g_strconcat(prefs_common.attach_save_dir,
2896                                        G_DIR_SEPARATOR_S, filename, NULL);
2897         else
2898                 filepath = g_strdup(filename);
2899
2900         g_free(filename);
2901
2902         filename = filesel_select_file_save(_("Save as"), filepath);
2903         if (!filename) {
2904                 g_free(filepath);
2905                 return;
2906         }
2907
2908         if (is_file_exist(filename)) {
2909                 AlertValue aval;
2910                 gchar *res;
2911
2912                 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
2913                                       filename);
2914                 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
2915                                   GTK_STOCK_OK, NULL);
2916                 g_free(res);
2917                 if (G_ALERTALTERNATE != aval)
2918                         return;
2919         }
2920
2921         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2922         copy_file(tmp_filename, filename, FALSE);
2923         g_free(tmp_filename);
2924
2925         filedir = g_path_get_dirname(filename);
2926         if (filedir && strcmp(filedir, ".")) {
2927                 g_free(prefs_common.attach_save_dir);
2928                 prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
2929         }
2930
2931         g_free(filedir);
2932         g_free(filepath);
2933
2934         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2935                           NULL);
2936 }
2937
2938 static void copy_uri_cb (TextView *textview, guint action, void *data)
2939 {
2940         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2941                                            "menu_button");
2942         if (uri == NULL)
2943                 return;
2944
2945         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
2946         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
2947         g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2948                           NULL);
2949 }
2950
2951 static void add_uri_to_addrbook_cb (TextView *textview, guint action, void *data)
2952 {
2953         gchar *fromname, *fromaddress;
2954         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
2955                                            "menu_button");
2956         GtkWidget *image = NULL;
2957         GdkPixbuf *picture = NULL;
2958         gboolean use_picture = FALSE;
2959         if (uri == NULL)
2960                 return;
2961
2962         /* extract url */
2963         fromaddress = g_strdup(uri->uri + 7);
2964
2965         if (textview->messageview->msginfo &&
2966            !strcmp2(fromaddress, textview->messageview->msginfo->from))
2967                 use_picture = TRUE;
2968
2969         fromname = procheader_get_fromname(fromaddress);
2970         extract_address(fromaddress);
2971
2972         if (use_picture &&
2973             textview->messageview->msginfo &&
2974             textview->messageview->msginfo->extradata &&
2975             textview->messageview->msginfo->extradata->face) {
2976                 image = face_get_from_header(textview->messageview->msginfo->extradata->face);
2977         }
2978 #if HAVE_LIBCOMPFACE
2979         else if (use_picture &&
2980                  textview->messageview->msginfo &&
2981                  textview->messageview->msginfo->extradata &&
2982                  textview->messageview->msginfo->extradata->xface) {
2983                 image = xface_get_from_header(textview->messageview->msginfo->extradata->xface,
2984                                 &textview->text->style->white,
2985                                 mainwindow_get_mainwindow()->window->window);
2986         }
2987 #endif
2988         if (image)
2989                 picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
2990
2991         addressbook_add_contact( fromname, fromaddress, NULL, picture);
2992
2993         g_free(fromaddress);
2994         g_free(fromname);
2995 }
2996
2997 static void mail_to_uri_cb (TextView *textview, guint action, void *data)
2998 {
2999         PrefsAccount *account = NULL;
3000         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3001                                            "menu_button");
3002         if (uri == NULL)
3003                 return;
3004
3005         if (textview->messageview && textview->messageview->msginfo &&
3006             textview->messageview->msginfo->folder) {
3007                 FolderItem   *folder_item;
3008
3009                 folder_item = textview->messageview->msginfo->folder;
3010                 if (folder_item->prefs && folder_item->prefs->enable_default_account)
3011                         account = account_find_from_id(folder_item->prefs->default_account);
3012         }
3013         compose_new(account, uri->uri + 7, NULL);
3014 }
3015
3016 static void copy_mail_to_uri_cb (TextView *textview, guint action, void *data)
3017 {
3018         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3019                                            "menu_button");
3020         if (uri == NULL)
3021                 return;
3022
3023         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
3024         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
3025         g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
3026                           NULL);
3027 }
3028
3029 void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
3030 {
3031                 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
3032                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
3033                 GtkTextIter start, end;
3034                 if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
3035                         if (sel_start)
3036                                 *sel_start = gtk_text_iter_get_offset(&start);
3037                         if (sel_end)
3038                                 *sel_end = gtk_text_iter_get_offset(&end);
3039                 } else {
3040                         if (sel_start)
3041                                 *sel_start = -1;
3042                         if (sel_end)
3043                                 *sel_end = -1;
3044                 }
3045 }