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
 632                 fp = g_fopen(mimeinfo->data.filename, "rb");
 633                 if (!fp) {
 634                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
 635                         END_TIMING();
 636                         return;
 637                 }
 638                 fseek(fp, mimeinfo->offset, SEEK_SET);
 639                 headers = textview_scan_header(textview, fp);
 640                 if (headers) {
 641                         if (charcount > 0)
 642                                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 643
 644                         if (procmime_mimeinfo_parent(mimeinfo) == NULL)
 645                                 textview_show_tags(textview);
 646                         textview_show_header(textview, headers);
 647                         procheader_header_array_destroy(headers);
 648                 }
 649                 fclose(fp);
 650                 END_TIMING();
 651                 return;
 652         }
 653
 654         name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
 655         content_type = procmime_get_content_type_str(mimeinfo->type,
 656                                                      mimeinfo->subtype);
 657         if (name == NULL)
 658                 name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
 659         if (name != NULL)
 660                 g_snprintf(buf, sizeof(buf), _("[%s  %s (%d bytes)]"),
 661                            name, content_type, mimeinfo->length);
 662         else
 663                 g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
 664                            content_type, mimeinfo->length);
 665
 666         g_free(content_type);
 667
 668         if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
 669         || (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
 670             mimeinfo->type != MIMETYPE_TEXT)) {
 671                 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 672                 TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
 673                 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
 674                 if (mimeinfo->type == MIMETYPE_IMAGE  &&
 675                     prefs_common.inline_img ) {
 676                         GdkPixbuf *pixbuf;
 677                         gint avail_width;
 678                         gint avail_height;
 679                         GError *error = NULL;
 680                         gchar *filename;
 681                         ClickableText *uri;
 682                         gchar *uri_str;
 683                         gint err;
 684                         START_TIMING("inserting image");
 685
 686                         filename = procmime_get_tmp_file_name(mimeinfo);
 687
 688                         if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
 689                                 g_warning("Can't get the image file.(%s)", strerror(-err));
 690                                 g_free(filename);
 691                                 END_TIMING();
 692                                 return;
 693                         }
 694
 695                         if (!prefs_common.resize_img) {
 696                                 pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 697                         } else {
 698                                 gint w, h;
 699                                 gdk_pixbuf_get_file_info(filename, &w, &h);
 700                                 avail_width = textview->scrolledwin->allocation.width;
 701                                 avail_height = textview->scrolledwin->allocation.height;
 702                                 if (avail_width - 100 > 0 &&
 703                                     (w > avail_width || h > avail_height))
 704                                         pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
 705                                                 avail_width, avail_height, TRUE, &error);
 706                                 else
 707                                         pixbuf = gdk_pixbuf_new_from_file(filename, &error);
 708                         }
 709                         if (error != NULL) {
 710                                 g_warning("%s\n", error->message);
 711                                 g_error_free(error);
 712                         }
 713                         if (!pixbuf) {
 714                                 g_warning("Can't load the image.");
 715                                 g_free(filename);
 716                                 END_TIMING();
 717                                 return;
 718                         }
 719
 720                         uri_str = g_filename_to_uri(filename, NULL, NULL);
 721                         if (uri_str) {
 722                                 uri = g_new0(ClickableText, 1);
 723                                 uri->uri = uri_str;
 724                                 uri->start = gtk_text_iter_get_offset(&iter);
 725
 726                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 727
 728                                 uri->end = uri->start + 1;
 729                                 uri->filename = procmime_get_part_file_name(mimeinfo);
 730                                 textview->uri_list =
 731                                         g_slist_prepend(textview->uri_list, uri);
 732
 733                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 734                                 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
 735                                 gtk_text_buffer_apply_tag_by_name(buffer, "link",
 736                                                 &start_iter, &iter);
 737                         } else {
 738                                 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
 739                                 gtk_text_buffer_insert(buffer, &iter, " ", 1);
 740                         }
 741
 742                         g_object_unref(pixbuf);
 743                         g_free(filename);
 744                         END_TIMING();
 745                         GTK_EVENTS_FLUSH();
 746                 }
 747         } else if (mimeinfo->type == MIMETYPE_TEXT) {
 748                 if (prefs_common.display_header && (charcount > 0))
 749                         gtk_text_buffer_insert(buffer, &iter, "\n", 1);
 750
 751                 textview_write_body(textview, mimeinfo);
 752         }
 753         END_TIMING();
 754 }
 755
 756 static void recursive_add_parts(TextView *textview, GNode *node)
 757 {
 758         GNode * iter;
 759         MimeInfo *mimeinfo;
 760         START_TIMING("");
 761
 762         mimeinfo = (MimeInfo *) node->data;
 763
 764         textview_add_part(textview, mimeinfo);
 765 #ifdef MAEMO
 766         textview_set_position(textview, 0);
 767 #endif
 768         if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
 769             (mimeinfo->type != MIMETYPE_MESSAGE)) {
 770                 END_TIMING();
 771                 return;
 772         }
 773         if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
 774                 GNode * prefered_body;
 775                 int prefered_score;
 776
 777                 /*
 778                   text/plain : score 3
 779                   text/ *    : score 2
 780                   other      : score 1
 781                 */
 782                 prefered_body = NULL;
 783                 prefered_score = 0;
 784
 785                 for (iter = g_node_first_child(node) ; iter != NULL ;
 786                      iter = g_node_next_sibling(iter)) {
 787                         int score;
 788                         MimeInfo * submime;
 789
 790                         score = 1;
 791                         submime = (MimeInfo *) iter->data;
 792                         if (submime->type == MIMETYPE_TEXT)
 793                                 score = 2;
 794
 795                         if (submime->subtype != NULL) {
 796                                 if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
 797                                         score = 3;
 798                         }
 799
 800                         if (score > prefered_score) {
 801                                 prefered_score = score;
 802                                 prefered_body = iter;
 803                         }
 804                 }
 805
 806                 if (prefered_body != NULL) {
 807                         recursive_add_parts(textview, prefered_body);
 808                 }
 809         }
 810         else {
 811                 for (iter = g_node_first_child(node) ; iter != NULL ;
 812                      iter = g_node_next_sibling(iter)) {
 813                         recursive_add_parts(textview, iter);
 814                 }
 815         }
 816         END_TIMING();
 817 }
 818
 819 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
 820 {
 821         g_return_if_fail(mimeinfo != NULL);
 822
 823         recursive_add_parts(textview, mimeinfo->node);
 824 }
 825
 826 void textview_show_error(TextView *textview)
 827 {
 828         GtkTextView *text;
 829         GtkTextBuffer *buffer;
 830         GtkTextIter iter;
 831
 832         textview_set_font(textview, NULL);
 833         textview_clear(textview);
 834
 835         text = GTK_TEXT_VIEW(textview->text);
 836         buffer = gtk_text_view_get_buffer(text);
 837         gtk_text_buffer_get_start_iter(buffer, &iter);
 838
 839         TEXTVIEW_INSERT(_("\n"
 840                       "  This message can't be displayed.\n"
 841                       "  This is probably due to a network error.\n"
 842                       "\n"
 843                       "  Use "));
 844         TEXTVIEW_INSERT_LINK(_("'View Log'"), "sc://view_log", NULL);
 845         TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
 846         textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
 847
 848 }
 849
 850 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
 851 {
 852         GtkTextView *text;
 853         GtkTextBuffer *buffer;
 854         GtkTextIter iter;
 855         const gchar *name;
 856         gchar *content_type;
 857
 858         if (!partinfo) return;
 859
 860         textview_set_font(textview, NULL);
 861         textview_clear(textview);
 862
 863         text = GTK_TEXT_VIEW(textview->text);
 864         buffer = gtk_text_view_get_buffer(text);
 865         gtk_text_buffer_get_start_iter(buffer, &iter);
 866
 867         TEXTVIEW_INSERT("\n");
 868
 869         name = procmime_mimeinfo_get_parameter(partinfo, "filename");
 870         if (name == NULL)
 871                 name = procmime_mimeinfo_get_parameter(partinfo, "name");
 872         if (name != NULL) {
 873                 content_type = procmime_get_content_type_str(partinfo->type,
 874                                                      partinfo->subtype);
 875                 TEXTVIEW_INSERT("  ");
 876                 TEXTVIEW_INSERT_BOLD(name);
 877                 TEXTVIEW_INSERT(" (");
 878                 TEXTVIEW_INSERT(content_type);
 879                 TEXTVIEW_INSERT(", ");
 880                 TEXTVIEW_INSERT(to_human_readable(partinfo->length));
 881                 TEXTVIEW_INSERT("):\n\n");
 882
 883                 g_free(content_type);
 884         }
 885         TEXTVIEW_INSERT(_("  The following can be performed on this part\n"));
 886 #ifndef MAEMO
 887         TEXTVIEW_INSERT(_("  by right-clicking the icon or list item:"));
 888 #endif
 889         TEXTVIEW_INSERT("\n");
 890
 891         TEXTVIEW_INSERT(_("     - To save, select "));
 892         TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
 893 #ifndef MAEMO
 894         TEXTVIEW_INSERT(_(" (Shortcut key: 'y')"));
 895 #endif
 896         TEXTVIEW_INSERT("\n");
 897
 898         TEXTVIEW_INSERT(_("     - To display as text, select "));
 899         TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
 900
 901 #ifndef MAEMO
 902         TEXTVIEW_INSERT(_(" (Shortcut key: 't')"));
 903 #endif
 904         TEXTVIEW_INSERT("\n");
 905
 906         TEXTVIEW_INSERT(_("     - To open with an external program, select "));
 907         TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
 908
 909 #ifndef MAEMO
 910         TEXTVIEW_INSERT(_(" (Shortcut key: 'l')\n"));
 911         TEXTVIEW_INSERT(_("       (alternately double-click, or click the middle "));
 912         TEXTVIEW_INSERT(_("mouse button)\n"));
 913         TEXTVIEW_INSERT(_("     - Or use "));
 914         TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
 915         TEXTVIEW_INSERT(_(" (Shortcut key: 'o')"));
 916 #endif
 917         TEXTVIEW_INSERT("\n");
 918
 919         textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
 920 }
 921
 922 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
 923 {
 924         FILE *tmpfp;
 925         gchar buf[BUFFSIZE];
 926         CodeConverter *conv;
 927         const gchar *charset, *p, *cmd;
 928         GSList *cur;
 929
 930         if (textview->messageview->forced_charset)
 931                 charset = textview->messageview->forced_charset;
 932         else
 933                 charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
 934
 935         textview_set_font(textview, charset);
 936
 937         conv = conv_code_converter_new(charset);
 938
 939         procmime_force_encoding(textview->messageview->forced_encoding);
 940
 941         textview->is_in_signature = FALSE;
 942
 943         procmime_decode_content(mimeinfo);
 944
 945         if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
 946             prefs_common.render_html) {
 947                 gchar *filename;
 948
 949                 filename = procmime_get_tmp_file_name(mimeinfo);
 950                 if (procmime_get_part(filename, mimeinfo) == 0) {
 951                         tmpfp = g_fopen(filename, "rb");
 952                         textview_show_html(textview, tmpfp, conv);
 953                         fclose(tmpfp);
 954                         g_unlink(filename);
 955                 }
 956                 g_free(filename);
 957         } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
 958                 gchar *filename;
 959
 960                 filename = procmime_get_tmp_file_name(mimeinfo);
 961                 if (procmime_get_part(filename, mimeinfo) == 0) {
 962                         tmpfp = g_fopen(filename, "rb");
 963                         textview_show_ertf(textview, tmpfp, conv);
 964                         fclose(tmpfp);
 965                         g_unlink(filename);
 966                 }
 967                 g_free(filename);
 968 #ifndef G_OS_WIN32
 969         } else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
 970                    (cmd = prefs_common.mime_textviewer) && *cmd &&
 971                    (p = strchr(cmd, '%')) && *(p + 1) == 's') {
 972                 int pid, pfd[2];
 973                 const gchar *fname;
 974
 975                 fname  = procmime_get_tmp_file_name(mimeinfo);
 976                 if (procmime_get_part(fname, mimeinfo)) goto textview_default;
 977
 978                 g_snprintf(buf, sizeof(buf), cmd, fname);
 979                 debug_print("Viewing text content of type: %s (length: %d) "
 980                         "using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
 981
 982                 if (pipe(pfd) < 0) {
 983                         g_snprintf(buf, sizeof(buf),
 984                                 "pipe failed for textview\n\n%s\n", strerror(errno));
 985                         textview_write_line(textview, buf, conv, TRUE);
 986                         goto textview_default;
 987                 }
 988                 pid = fork();
 989                 if (pid < 0) {
 990                         g_snprintf(buf, sizeof(buf),
 991                                 "fork failed for textview\n\n%s\n", strerror(errno));
 992                         textview_write_line(textview, buf, conv, TRUE);
 993                         close(pfd[0]);
 994                         close(pfd[1]);
 995                         goto textview_default;
 996                 }
 997                 if (pid == 0) { /* child */
 998                         int rc;
 999                         gchar **argv;
1000                         argv = strsplit_with_quote(buf, " ", 0);
1001                         close(1);
1002                         close(pfd[0]);
1003                         dup(pfd[1]);
1004                         rc = execvp(argv[0], argv);
1005                         close(pfd[1]);
1006                         g_print(_("The command to view attachment "
1007                                 "as text failed:\n"
1008                                 "    %s\n"
1009                                 "Exit code %d\n"), buf, rc);
1010                         exit(255);
1011                 }
1012                 close(pfd[1]);
1013                 tmpfp = fdopen(pfd[0], "rb");
1014                 while (fgets(buf, sizeof(buf), tmpfp)) {
1015                         textview_write_line(textview, buf, conv, TRUE);
1016
1017                         if (textview->stop_loading) {
1018                                 fclose(tmpfp);
1019                                 waitpid(pid, pfd, 0);
1020                                 unlink(fname);
1021                                 return;
1022                         }
1023                 }
1024
1025                 fclose(tmpfp);
1026                 waitpid(pid, pfd, 0);
1027                 unlink(fname);
1028 #endif
1029         } else {
1030 textview_default:
1031                 tmpfp = g_fopen(mimeinfo->data.filename, "rb");
1032                 if (!tmpfp) {
1033                         FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1034                         return;
1035                 }
1036                 fseek(tmpfp, mimeinfo->offset, SEEK_SET);
1037                 debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
1038                 while ((ftell(tmpfp) < mimeinfo->offset + mimeinfo->length) &&
1039                        (fgets(buf, sizeof(buf), tmpfp) != NULL)) {
1040                         textview_write_line(textview, buf, conv, TRUE);
1041                         if (textview->stop_loading) {
1042                                 fclose(tmpfp);
1043                                 return;
1044                         }
1045                 }
1046                 fclose(tmpfp);
1047         }
1048
1049         conv_code_converter_destroy(conv);
1050         procmime_force_encoding(0);
1051
1052         textview->uri_list = g_slist_reverse(textview->uri_list);
1053         for (cur = textview->uri_list; cur; cur = cur->next) {
1054                 ClickableText *uri = (ClickableText *)cur->data;
1055                 if (!uri->is_quote)
1056                         continue;
1057                 if (!prefs_common.hide_quotes ||
1058                     uri->quote_level+1 < prefs_common.hide_quotes) {
1059                         textview_toggle_quote(textview, cur, uri, TRUE);
1060                         if (textview->stop_loading) {
1061                                 return;
1062                         }
1063                 }
1064         }
1065
1066         GTK_EVENTS_FLUSH();
1067 }
1068
1069 static void textview_show_html(TextView *textview, FILE *fp,
1070                                CodeConverter *conv)
1071 {
1072         SC_HTMLParser *parser;
1073         gchar *str;
1074         gint lines = 0;
1075
1076         parser = sc_html_parser_new(fp, conv);
1077         g_return_if_fail(parser != NULL);
1078
1079         while ((str = sc_html_parse(parser)) != NULL) {
1080                 if (parser->state == SC_HTML_HREF) {
1081                         /* first time : get and copy the URL */
1082                         if (parser->href == NULL) {
1083                                 /* ALF - the claws html parser returns an empty string,
1084                                  * if still inside an <a>, but already parsed past HREF */
1085                                 str = strtok(str, " ");
1086                                 if (str) {
1087                                         while (str && *str && g_ascii_isspace(*str))
1088                                                 str++;
1089                                         parser->href = g_strdup(str);
1090                                         /* the URL may (or not) be followed by the
1091                                          * referenced text */
1092                                         str = strtok(NULL, "");
1093                                 }
1094                         }
1095                         if (str != NULL)
1096                                 textview_write_link(textview, str, parser->href, NULL);
1097                 } else
1098                         textview_write_line(textview, str, NULL, FALSE);
1099                 lines++;
1100                 if (lines % 500 == 0)
1101                         GTK_EVENTS_FLUSH();
1102                 if (textview->stop_loading) {
1103                         return;
1104                 }
1105         }
1106         textview_write_line(textview, "\n", NULL, FALSE);
1107         sc_html_parser_destroy(parser);
1108 }
1109
1110 static void textview_show_ertf(TextView *textview, FILE *fp,
1111                                CodeConverter *conv)
1112 {
1113         ERTFParser *parser;
1114         gchar *str;
1115         gint lines = 0;
1116
1117         parser = ertf_parser_new(fp, conv);
1118         g_return_if_fail(parser != NULL);
1119
1120         while ((str = ertf_parse(parser)) != NULL) {
1121                 textview_write_line(textview, str, NULL, FALSE);
1122                 lines++;
1123                 if (lines % 500 == 0)
1124                         GTK_EVENTS_FLUSH();
1125                 if (textview->stop_loading) {
1126                         return;
1127                 }
1128         }
1129
1130         ertf_parser_destroy(parser);
1131 }
1132
1133 #define ADD_TXT_POS(bp_, ep_, pti_) \
1134         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1135                 last = last->next; \
1136                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1137                 last->next = NULL; \
1138         } else { \
1139                 g_warning("alloc error scanning URIs\n"); \
1140                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
1141                                                          linebuf, -1, \
1142                                                          fg_tag, NULL); \
1143                 return; \
1144         }
1145
1146 #define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
1147         if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1148                 last = last->next; \
1149                 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1150                 last->next = NULL; \
1151         } else { \
1152                 g_warning("alloc error scanning URIs\n"); \
1153         }
1154
1155 /* textview_make_clickable_parts() - colorizes clickable parts */
1156 static void textview_make_clickable_parts(TextView *textview,
1157                                           const gchar *fg_tag,
1158                                           const gchar *uri_tag,
1159                                           const gchar *linebuf,
1160                                           gboolean hdr)
1161 {
1162         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1163         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1164         GtkTextIter iter;
1165         gchar *mybuf = g_strdup(linebuf);
1166
1167         /* parse table - in order of priority */
1168         struct table {
1169                 const gchar *needle; /* token */
1170
1171                 /* token search function */
1172                 gchar    *(*search)     (const gchar *haystack,
1173                                          const gchar *needle);
1174                 /* part parsing function */
1175                 gboolean  (*parse)      (const gchar *start,
1176                                          const gchar *scanpos,
1177                                          const gchar **bp_,
1178                                          const gchar **ep_,
1179                                          gboolean hdr);
1180                 /* part to URI function */
1181                 gchar    *(*build_uri)  (const gchar *bp,
1182                                          const gchar *ep);
1183         };
1184
1185         static struct table parser[] = {
1186                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1187                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1188                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1189                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1190                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1191                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1192                 {"@",        strcasestr, get_email_part, make_email_string}
1193         };
1194         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1195
1196         gint  n;
1197         const gchar *walk, *bp, *ep;
1198
1199         struct txtpos {
1200                 const gchar     *bp, *ep;       /* text position */
1201                 gint             pti;           /* index in parse table */
1202                 struct txtpos   *next;          /* next */
1203         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1204
1205         if (!g_utf8_validate(linebuf, -1, NULL)) {
1206                 g_free(mybuf);
1207                 mybuf = g_malloc(strlen(linebuf)*2 +1);
1208                 conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
1209         }
1210
1211         gtk_text_buffer_get_end_iter(buffer, &iter);
1212
1213         /* parse for clickable parts, and build a list of begin and end positions  */
1214         for (walk = mybuf, n = 0;;) {
1215                 gint last_index = PARSE_ELEMS;
1216                 gchar *scanpos = NULL;
1217
1218                 /* FIXME: this looks phony. scanning for anything in the parse table */
1219                 for (n = 0; n < PARSE_ELEMS; n++) {
1220                         gchar *tmp;
1221
1222                         tmp = parser[n].search(walk, parser[n].needle);
1223                         if (tmp) {
1224                                 if (scanpos == NULL || tmp < scanpos) {
1225                                         scanpos = tmp;
1226                                         last_index = n;
1227                                 }
1228                         }
1229                 }
1230
1231                 if (scanpos) {
1232                         /* check if URI can be parsed */
1233                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
1234                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1235                                         ADD_TXT_POS(bp, ep, last_index);
1236                                         walk = ep;
1237                         } else
1238                                 walk = scanpos +
1239                                         strlen(parser[last_index].needle);
1240                 } else
1241                         break;
1242         }
1243
1244         /* colorize this line */
1245         if (head.next) {
1246                 const gchar *normal_text = mybuf;
1247
1248                 /* insert URIs */
1249                 for (last = head.next; last != NULL;
1250                      normal_text = last->ep, last = last->next) {
1251                         ClickableText *uri;
1252                         uri = g_new0(ClickableText, 1);
1253                         if (last->bp - normal_text > 0)
1254                                 gtk_text_buffer_insert_with_tags_by_name
1255                                         (buffer, &iter,
1256                                          normal_text,
1257                                          last->bp - normal_text,
1258                                          fg_tag, NULL);
1259                         uri->uri = parser[last->pti].build_uri(last->bp,
1260                                                                last->ep);
1261                         uri->start = gtk_text_iter_get_offset(&iter);
1262                         gtk_text_buffer_insert_with_tags_by_name
1263                                 (buffer, &iter, last->bp, last->ep - last->bp,
1264                                  uri_tag, fg_tag, NULL);
1265                         uri->end = gtk_text_iter_get_offset(&iter);
1266                         uri->filename = NULL;
1267                         textview->uri_list =
1268                                 g_slist_prepend(textview->uri_list, uri);
1269                 }
1270
1271                 if (*normal_text)
1272                         gtk_text_buffer_insert_with_tags_by_name
1273                                 (buffer, &iter, normal_text, -1, fg_tag, NULL);
1274         } else {
1275                 gtk_text_buffer_insert_with_tags_by_name
1276                         (buffer, &iter, mybuf, -1, fg_tag, NULL);
1277         }
1278         g_free(mybuf);
1279 }
1280
1281 /* textview_make_clickable_parts() - colorizes clickable parts */
1282 static void textview_make_clickable_parts_later(TextView *textview,
1283                                           gint start, gint end)
1284 {
1285         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1286         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1287         GtkTextIter start_iter, end_iter;
1288         gchar *mybuf;
1289         gint offset = 0;
1290         /* parse table - in order of priority */
1291         struct table {
1292                 const gchar *needle; /* token */
1293
1294                 /* token search function */
1295                 gchar    *(*search)     (const gchar *haystack,
1296                                          const gchar *needle);
1297                 /* part parsing function */
1298                 gboolean  (*parse)      (const gchar *start,
1299                                          const gchar *scanpos,
1300                                          const gchar **bp_,
1301                                          const gchar **ep_,
1302                                          gboolean hdr);
1303                 /* part to URI function */
1304                 gchar    *(*build_uri)  (const gchar *bp,
1305                                          const gchar *ep);
1306         };
1307
1308         static struct table parser[] = {
1309                 {"http://",  strcasestr, get_uri_part,   make_uri_string},
1310                 {"https://", strcasestr, get_uri_part,   make_uri_string},
1311                 {"ftp://",   strcasestr, get_uri_part,   make_uri_string},
1312                 {"sftp://",  strcasestr, get_uri_part,   make_uri_string},
1313                 {"www.",     strcasestr, get_uri_part,   make_http_string},
1314                 {"mailto:",  strcasestr, get_uri_part,   make_uri_string},
1315                 {"@",        strcasestr, get_email_part, make_email_string}
1316         };
1317         const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1318
1319         gint  n;
1320         const gchar *walk, *bp, *ep;
1321
1322         struct txtpos {
1323                 const gchar     *bp, *ep;       /* text position */
1324                 gint             pti;           /* index in parse table */
1325                 struct txtpos   *next;          /* next */
1326         } head = {NULL, NULL, 0,  NULL}, *last = &head;
1327
1328         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
1329         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
1330         mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
1331         offset = gtk_text_iter_get_offset(&start_iter);
1332
1333         /* parse for clickable parts, and build a list of begin and end positions  */
1334         for (walk = mybuf, n = 0;;) {
1335                 gint last_index = PARSE_ELEMS;
1336                 gchar *scanpos = NULL;
1337
1338                 /* FIXME: this looks phony. scanning for anything in the parse table */
1339                 for (n = 0; n < PARSE_ELEMS; n++) {
1340                         gchar *tmp;
1341
1342                         tmp = parser[n].search(walk, parser[n].needle);
1343                         if (tmp) {
1344                                 if (scanpos == NULL || tmp < scanpos) {
1345                                         scanpos = tmp;
1346                                         last_index = n;
1347                                 }
1348                         }
1349                 }
1350
1351                 if (scanpos) {
1352                         /* check if URI can be parsed */
1353                         if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
1354                             && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1355                                         ADD_TXT_POS_LATER(bp, ep, last_index);
1356                                         walk = ep;
1357                         } else
1358                                 walk = scanpos +
1359                                         strlen(parser[last_index].needle);
1360                 } else
1361                         break;
1362         }
1363
1364         /* colorize this line */
1365         if (head.next) {
1366                 /* insert URIs */
1367                 for (last = head.next; last != NULL; last = last->next) {
1368                         ClickableText *uri;
1369                         gint start_offset, end_offset;
1370                         gchar *tmp_str;
1371                         gchar old_char;
1372                         uri = g_new0(ClickableText, 1);
1373                         uri->uri = parser[last->pti].build_uri(last->bp,
1374                                                                last->ep);
1375
1376                         tmp_str = mybuf;
1377                         old_char = tmp_str[last->ep - mybuf];
1378                         tmp_str[last->ep - mybuf] = '\0';
1379                         end_offset = g_utf8_strlen(tmp_str, -1);
1380                         tmp_str[last->ep - mybuf] = old_char;
1381
1382                         old_char = tmp_str[last->bp - mybuf];
1383                         tmp_str[last->bp - mybuf] = '\0';
1384                         start_offset = g_utf8_strlen(tmp_str, -1);
1385                         tmp_str[last->bp - mybuf] = old_char;
1386
1387                         gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
1388                         gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
1389
1390                         uri->start = gtk_text_iter_get_offset(&start_iter);
1391
1392                         gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
1393
1394                         uri->end = gtk_text_iter_get_offset(&end_iter);
1395                         uri->filename = NULL;
1396                         textview->uri_list =
1397                                 g_slist_prepend(textview->uri_list, uri);
1398                 }
1399         }
1400
1401         g_free(mybuf);
1402 }
1403
1404 #undef ADD_TXT_POS
1405
1406 static void textview_write_line(TextView *textview, const gchar *str,
1407                                 CodeConverter *conv, gboolean do_quote_folding)
1408 {
1409         GtkTextView *text;
1410         GtkTextBuffer *buffer;
1411         GtkTextIter iter;
1412         gchar buf[BUFFSIZE];
1413         gchar *fg_color;
1414         gint quotelevel = -1, real_quotelevel = -1;
1415         gchar quote_tag_str[10];
1416
1417         text = GTK_TEXT_VIEW(textview->text);
1418         buffer = gtk_text_view_get_buffer(text);
1419         gtk_text_buffer_get_end_iter(buffer, &iter);
1420
1421         if (!conv)
1422                 strncpy2(buf, str, sizeof(buf));
1423         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1424                 conv_localetodisp(buf, sizeof(buf), str);
1425
1426         strcrchomp(buf);
1427         fg_color = NULL;
1428
1429         /* change color of quotation
1430            >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1431            Up to 3 levels of quotations are detected, and each
1432            level is colored using a different color. */
1433         if (prefs_common.enable_color
1434             && line_has_quote_char(buf, prefs_common.quote_chars)) {
1435                 real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1436                 quotelevel = real_quotelevel;
1437                 /* set up the correct foreground color */
1438                 if (quotelevel > 2) {
1439                         /* recycle colors */
1440                         if (prefs_common.recycle_quote_colors)
1441                                 quotelevel %= 3;
1442                         else
1443                                 quotelevel = 2;
1444                 }
1445         }
1446
1447         if (quotelevel == -1)
1448                 fg_color = NULL;
1449         else {
1450                 g_snprintf(quote_tag_str, sizeof(quote_tag_str),
1451                            "quote%d", quotelevel);
1452                 fg_color = quote_tag_str;
1453         }
1454
1455         if (prefs_common.enable_color &&
1456             (strcmp(buf,"-- \n") == 0 || strcmp(buf, "- -- \n") == 0 || textview->is_in_signature)) {
1457                 fg_color = "signature";
1458                 textview->is_in_signature = TRUE;
1459         }
1460
1461         if (real_quotelevel > -1 && do_quote_folding) {
1462                 if (!g_utf8_validate(buf, -1, NULL)) {
1463                         gchar *utf8buf = NULL;
1464                         utf8buf = g_malloc(BUFFSIZE);
1465                         conv_localetodisp(utf8buf, BUFFSIZE, buf);
1466                         strncpy2(buf, utf8buf, BUFFSIZE-1);
1467                         g_free(utf8buf);
1468                 }
1469 do_quote:
1470                 if ( textview->prev_quote_level != real_quotelevel ) {
1471                         ClickableText *uri;
1472                         uri = g_new0(ClickableText, 1);
1473                         uri->uri = g_strdup("");
1474                         uri->data = g_strdup(buf);
1475                         uri->start = gtk_text_iter_get_offset(&iter);
1476                         uri->is_quote = TRUE;
1477                         uri->quote_level = real_quotelevel;
1478                         uri->fg_color = g_strdup(fg_color);
1479
1480                         gtk_text_buffer_insert_with_tags_by_name
1481                                         (buffer, &iter, " [...]", -1,
1482                                          "qlink", fg_color, NULL);
1483                         uri->end = gtk_text_iter_get_offset(&iter);
1484                         gtk_text_buffer_insert(buffer, &iter, "  \n", -1);
1485
1486                         uri->filename = NULL;
1487                         textview->uri_list =
1488                                 g_slist_prepend(textview->uri_list, uri);
1489
1490                         textview->prev_quote_level = real_quotelevel;
1491                 } else {
1492                         GSList *last = textview->uri_list;
1493                         ClickableText *lasturi = NULL;
1494                         gint e_len = 0, n_len = 0;
1495
1496                         if (textview->uri_list) {
1497                                 lasturi = (ClickableText *)last->data;
1498                         } else {
1499                                 g_print("oops (%d %d)\n",
1500                                         real_quotelevel, textview->prev_quote_level);
1501                         }
1502                         if (lasturi->is_quote == FALSE) {
1503                                 textview->prev_quote_level = -1;
1504                                 goto do_quote;
1505                         }
1506                         e_len = lasturi->data ? strlen(lasturi->data):0;
1507                         n_len = strlen(buf);
1508                         lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
1509                         strcpy((gchar *)lasturi->data + e_len, buf);
1510                         *((gchar *)lasturi->data + e_len + n_len) = '\0';
1511                 }
1512         } else {
1513                 textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
1514                 textview->prev_quote_level = -1;
1515         }
1516 }
1517
1518 void textview_write_link(TextView *textview, const gchar *str,
1519                          const gchar *uri, CodeConverter *conv)
1520 {
1521         GdkColor *link_color = NULL;
1522         GtkTextView *text;
1523         GtkTextBuffer *buffer;
1524         GtkTextIter iter;
1525         gchar buf[BUFFSIZE];
1526         gchar *bufp;
1527         ClickableText *r_uri;
1528
1529         if (!str || *str == '\0')
1530                 return;
1531         if (!uri)
1532                 return;
1533
1534         while (uri && *uri && g_ascii_isspace(*uri))
1535                 uri++;
1536
1537         text = GTK_TEXT_VIEW(textview->text);
1538         buffer = gtk_text_view_get_buffer(text);
1539         gtk_text_buffer_get_end_iter(buffer, &iter);
1540
1541         if (!conv)
1542                 strncpy2(buf, str, sizeof(buf));
1543         else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1544                 conv_utf8todisp(buf, sizeof(buf), str);
1545
1546         if (g_utf8_validate(buf, -1, NULL) == FALSE)
1547                 return;
1548
1549         strcrchomp(buf);
1550
1551         gtk_text_buffer_get_end_iter(buffer, &iter);
1552         for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
1553                 gunichar ch;
1554
1555                 ch = g_utf8_get_char(bufp);
1556                 if (!g_unichar_isspace(ch))
1557                         break;
1558         }
1559         if (bufp > buf)
1560                 gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
1561
1562         if (prefs_common.enable_color) {
1563                 link_color = &uri_color;
1564         }
1565         r_uri = g_new0(ClickableText, 1);
1566         r_uri->uri = g_strdup(uri);
1567         r_uri->start = gtk_text_iter_get_offset(&iter);
1568         gtk_text_buffer_insert_with_tags_by_name
1569                 (buffer, &iter, bufp, -1, "link", NULL);
1570         r_uri->end = gtk_text_iter_get_offset(&iter);
1571         r_uri->filename = NULL;
1572         textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
1573 }
1574
1575 static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
1576 {
1577         if (GDK_IS_WINDOW(window))
1578                 gdk_window_set_cursor(window, cursor);
1579 }
1580 void textview_clear(TextView *textview)
1581 {
1582         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1583         GtkTextBuffer *buffer;
1584         GdkWindow *window = gtk_text_view_get_window(text,
1585                                 GTK_TEXT_WINDOW_TEXT);
1586
1587         buffer = gtk_text_view_get_buffer(text);
1588         gtk_text_buffer_set_text(buffer, "", -1);
1589
1590         TEXTVIEW_STATUSBAR_POP(textview);
1591         textview_uri_list_remove_all(textview->uri_list);
1592         textview->uri_list = NULL;
1593         textview->uri_hover = NULL;
1594         textview->prev_quote_level = -1;
1595
1596         textview->body_pos = 0;
1597         if (textview->image)
1598                 gtk_widget_destroy(textview->image);
1599         textview->image = NULL;
1600
1601         if (textview->messageview->mainwin->cursor_count == 0) {
1602                 textview_set_cursor(window, text_cursor);
1603         } else {
1604                 textview_set_cursor(window, watch_cursor);
1605         }
1606 }
1607
1608 void textview_destroy(TextView *textview)
1609 {
1610         GtkTextBuffer *buffer;
1611         GtkClipboard *clipboard;
1612
1613         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1614         clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1615         gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
1616
1617         textview_uri_list_remove_all(textview->uri_list);
1618         textview->uri_list = NULL;
1619         textview->prev_quote_level = -1;
1620
1621         g_free(textview);
1622 }
1623
1624 void textview_set_all_headers(TextView *textview, gboolean all_headers)
1625 {
1626         textview->show_all_headers = all_headers;
1627 }
1628
1629 #define CHANGE_TAG_FONT(tagname, font) { \
1630         tag = gtk_text_tag_table_lookup(tags, tagname); \
1631         if (tag) \
1632                 g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
1633 }
1634
1635 void textview_set_font(TextView *textview, const gchar *codeset)
1636 {
1637         GtkTextTag *tag;
1638         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1639         GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
1640         PangoFontDescription *font_desc, *bold_font_desc;
1641
1642         font_desc = pango_font_description_from_string
1643                                         (NORMAL_FONT);
1644         if (font_desc) {
1645                 gtk_widget_modify_font(textview->text, font_desc);
1646                 CHANGE_TAG_FONT("header", font_desc);
1647                 CHANGE_TAG_FONT("hlink", font_desc);
1648                 pango_font_description_free(font_desc);
1649         }
1650         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
1651                 bold_font_desc = pango_font_description_from_string
1652                                                 (NORMAL_FONT);
1653                 if (bold_font_desc)
1654                         pango_font_description_set_weight
1655                                 (bold_font_desc, PANGO_WEIGHT_BOLD);
1656         } else {
1657                 bold_font_desc = pango_font_description_from_string
1658                                                 (BOLD_FONT);
1659         }
1660         if (bold_font_desc) {
1661                 CHANGE_TAG_FONT("header_title", bold_font_desc);
1662                 pango_font_description_free(bold_font_desc);
1663         }
1664
1665         if (prefs_common.textfont) {
1666                 PangoFontDescription *font_desc;
1667
1668                 font_desc = pango_font_description_from_string
1669                                                 (prefs_common.textfont);
1670                 if (font_desc) {
1671                         gtk_widget_modify_font(textview->text, font_desc);
1672                         pango_font_description_free(font_desc);
1673                 }
1674         }
1675         gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
1676                                              prefs_common.line_space / 2);
1677         gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
1678                                              prefs_common.line_space / 2);
1679 }
1680
1681 void textview_set_text(TextView *textview, const gchar *text)
1682 {
1683         GtkTextView *view;
1684         GtkTextBuffer *buffer;
1685
1686         g_return_if_fail(textview != NULL);
1687         g_return_if_fail(text != NULL);
1688
1689         textview_clear(textview);
1690
1691         view = GTK_TEXT_VIEW(textview->text);
1692         buffer = gtk_text_view_get_buffer(view);
1693         gtk_text_buffer_set_text(buffer, text, strlen(text));
1694 }
1695
1696 enum
1697 {
1698         H_DATE          = 0,
1699         H_FROM          = 1,
1700         H_TO            = 2,
1701         H_NEWSGROUPS    = 3,
1702         H_SUBJECT       = 4,
1703         H_CC            = 5,
1704         H_REPLY_TO      = 6,
1705         H_FOLLOWUP_TO   = 7,
1706         H_X_MAILER      = 8,
1707         H_X_NEWSREADER  = 9,
1708         H_USER_AGENT    = 10,
1709         H_ORGANIZATION  = 11,
1710 };
1711
1712 void textview_set_position(TextView *textview, gint pos)
1713 {
1714         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1715
1716         gtkut_text_view_set_position(text, pos);
1717 }
1718
1719 static gboolean header_is_internal(Header *header)
1720 {
1721         const gchar *internal_hdrs[] =
1722                 {"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:",
1723                  "CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:",
1724                  "R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:",
1725                  "X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:",
1726                  "X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
1727                  "X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:",
1728                  "X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
1729                  NULL};
1730         int i;
1731
1732         for (i = 0; internal_hdrs[i]; i++) {
1733                 if (!strcmp(header->name, internal_hdrs[i]))
1734                         return TRUE;
1735         }
1736         return FALSE;
1737 }
1738
1739 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1740 {
1741         gchar buf[BUFFSIZE];
1742         GPtrArray *headers, *sorted_headers;
1743         GSList *disphdr_list;
1744         Header *header;
1745         gint i;
1746
1747         g_return_val_if_fail(fp != NULL, NULL);
1748
1749         if (textview->show_all_headers) {
1750                 headers = procheader_get_header_array_asis(fp);
1751                 sorted_headers = g_ptr_array_new();
1752                 for (i = 0; i < headers->len; i++) {
1753                         header = g_ptr_array_index(headers, i);
1754                         if (!header_is_internal(header))
1755                                 g_ptr_array_add(sorted_headers, header);
1756                         else
1757                                 procheader_header_free(header);
1758                 }
1759                 g_ptr_array_free(headers, TRUE);
1760                 return sorted_headers;
1761         }
1762
1763         if (!prefs_common.display_header) {
1764                 while (fgets(buf, sizeof(buf), fp) != NULL)
1765                         if (buf[0] == '\r' || buf[0] == '\n') break;
1766                 return NULL;
1767         }
1768
1769         headers = procheader_get_header_array_asis(fp);
1770
1771         sorted_headers = g_ptr_array_new();
1772
1773         for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1774              disphdr_list = disphdr_list->next) {
1775                 DisplayHeaderProp *dp =
1776                         (DisplayHeaderProp *)disphdr_list->data;
1777
1778                 for (i = 0; i < headers->len; i++) {
1779                         header = g_ptr_array_index(headers, i);
1780
1781                         if (procheader_headername_equal(header->name,
1782                                                         dp->name)) {
1783                                 if (dp->hidden)
1784                                         procheader_header_free(header);
1785                                 else
1786                                         g_ptr_array_add(sorted_headers, header);
1787
1788                                 g_ptr_array_remove_index(headers, i);
1789                                 i--;
1790                         }
1791                 }
1792         }
1793
1794         if (prefs_common.show_other_header) {
1795                 for (i = 0; i < headers->len; i++) {
1796                         header = g_ptr_array_index(headers, i);
1797                         if (!header_is_internal(header)) {
1798                                 g_ptr_array_add(sorted_headers, header);
1799                         } else {
1800                                 procheader_header_free(header);
1801                         }
1802                 }
1803                 g_ptr_array_free(headers, TRUE);
1804         } else
1805                 procheader_header_array_destroy(headers);
1806
1807
1808         return sorted_headers;
1809 }
1810
1811 static void textview_show_face(TextView *textview)
1812 {
1813         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1814         MsgInfo *msginfo = textview->messageview->msginfo;
1815         int x = 0;
1816
1817         if (prefs_common.display_header_pane
1818         ||  !prefs_common.display_xface)
1819                 goto bail;
1820
1821         if (!msginfo->extradata || !msginfo->extradata->face) {
1822                 goto bail;
1823         }
1824
1825         if (textview->image)
1826                 gtk_widget_destroy(textview->image);
1827
1828         textview->image = face_get_from_header(msginfo->extradata->face);
1829         g_return_if_fail(textview->image != NULL);
1830
1831         gtk_widget_show(textview->image);
1832
1833         x = textview->text->allocation.width - WIDTH -5;
1834
1835         gtk_text_view_add_child_in_window(text, textview->image,
1836                 GTK_TEXT_WINDOW_TEXT, x, 5);
1837
1838         gtk_widget_show_all(textview->text);
1839
1840
1841         return;
1842 bail:
1843         if (textview->image)
1844                 gtk_widget_destroy(textview->image);
1845         textview->image = NULL;
1846 }
1847
1848 void textview_show_icon(TextView *textview, const gchar *stock_id)
1849 {
1850         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1851         int x = 0;
1852
1853         if (textview->image)
1854                 gtk_widget_destroy(textview->image);
1855
1856         textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
1857         g_return_if_fail(textview->image != NULL);
1858
1859         gtk_widget_show(textview->image);
1860
1861         x = textview->text->allocation.width - WIDTH -5;
1862
1863         gtk_text_view_add_child_in_window(text, textview->image,
1864                 GTK_TEXT_WINDOW_TEXT, x, 5);
1865
1866         gtk_widget_show_all(textview->text);
1867
1868
1869         return;
1870 }
1871
1872 #if HAVE_LIBCOMPFACE
1873 static void textview_show_xface(TextView *textview)
1874 {
1875         MsgInfo *msginfo = textview->messageview->msginfo;
1876         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1877         int x = 0;
1878         GdkWindow *window = NULL;
1879
1880         if (prefs_common.display_header_pane
1881         ||  !prefs_common.display_xface)
1882                 goto bail;
1883
1884         if (!msginfo || !msginfo->extradata)
1885                 goto bail;
1886
1887         if (msginfo->extradata->face)
1888                 return;
1889
1890         if (!msginfo->extradata->xface || strlen(msginfo->extradata->xface) < 5) {
1891                 goto bail;
1892         }
1893
1894         if (textview->image)
1895                 gtk_widget_destroy(textview->image);
1896
1897         window = mainwindow_get_mainwindow() ?
1898                         mainwindow_get_mainwindow()->window->window :
1899                         textview->text->window;
1900         textview->image = xface_get_from_header(msginfo->extradata->xface,
1901                                 &textview->text->style->white,
1902                                 window);
1903         g_return_if_fail(textview->image != NULL);
1904
1905         gtk_widget_show(textview->image);
1906
1907         x = textview->text->allocation.width - WIDTH -5;
1908
1909         gtk_text_view_add_child_in_window(text, textview->image,
1910                 GTK_TEXT_WINDOW_TEXT, x, 5);
1911
1912         gtk_widget_show_all(textview->text);
1913
1914         return;
1915 bail:
1916         if (textview->image)
1917                 gtk_widget_destroy(textview->image);
1918         textview->image = NULL;
1919
1920 }
1921 #endif
1922
1923 static void textview_save_contact_pic(TextView *textview)
1924 {
1925         MsgInfo *msginfo = textview->messageview->msginfo;
1926         gchar *filename = NULL;
1927         GError *error = NULL;
1928         GdkPixbuf *picture = NULL;
1929
1930         if (!msginfo->extradata || (!msginfo->extradata->face && !msginfo->extradata->xface))
1931                 return;
1932
1933         if (textview->image)
1934                 picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
1935
1936         filename = addrindex_get_picture_file(msginfo->from);
1937         if (!filename)
1938                 return;
1939         if (!is_file_exist(filename)) {
1940                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
1941                 if (error) {
1942                         g_warning(_("Failed to save image: \n%s"),
1943                                         error->message);
1944                         g_error_free(error);
1945                 }
1946         }
1947         g_free(filename);
1948 }
1949
1950 static void textview_show_contact_pic(TextView *textview)
1951 {
1952         MsgInfo *msginfo = textview->messageview->msginfo;
1953         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1954         int x = 0;
1955         gchar *filename = NULL;
1956         GError *error = NULL;
1957         GdkPixbuf *picture = NULL;
1958         gint w, h;
1959
1960         if (prefs_common.display_header_pane
1961         ||  !prefs_common.display_xface)
1962                 goto bail;
1963
1964         if (msginfo->extradata && (msginfo->extradata->face || msginfo->extradata->xface))
1965                 return;
1966
1967         if (textview->image)
1968                 gtk_widget_destroy(textview->image);
1969
1970         filename = addrindex_get_picture_file(msginfo->from);
1971
1972         if (!filename)
1973                 goto bail;
1974         if (!is_file_exist(filename)) {
1975                 g_free(filename);
1976                 goto bail;
1977         }
1978
1979         gdk_pixbuf_get_file_info(filename, &w, &h);
1980
1981         if (w > 48 || h > 48)
1982                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
1983                                                 48, 48, TRUE, &error);
1984         else
1985                 picture = gdk_pixbuf_new_from_file(filename, &error);
1986
1987         if (error) {
1988                 debug_print("Failed to import image: \n%s",
1989                                 error->message);
1990                 g_error_free(error);
1991                 goto bail;
1992         }
1993         g_free(filename);
1994
1995         if (picture) {
1996                 textview->image = gtk_image_new_from_pixbuf(picture);
1997                 g_object_unref(picture);
1998         }
1999         g_return_if_fail(textview->image != NULL);
2000
2001         gtk_widget_show(textview->image);
2002
2003         x = textview->text->allocation.width - WIDTH -5;
2004
2005         gtk_text_view_add_child_in_window(text, textview->image,
2006                 GTK_TEXT_WINDOW_TEXT, x, 5);
2007
2008         gtk_widget_show_all(textview->text);
2009
2010         return;
2011 bail:
2012         if (textview->image)
2013                 gtk_widget_destroy(textview->image);
2014         textview->image = NULL;
2015
2016 }
2017
2018 static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
2019 {
2020         gint id_a = GPOINTER_TO_INT(a);
2021         gint id_b = GPOINTER_TO_INT(b);
2022         const gchar *tag_a = tags_get_tag(id_a);
2023         const gchar *tag_b = tags_get_tag(id_b);
2024
2025         if (tag_a == NULL)
2026                 return tag_b == NULL ? 0:1;
2027
2028         if (tag_b == NULL)
2029                 return tag_a == NULL ? 0:1;
2030
2031         return g_utf8_collate(tag_a, tag_b);
2032 }
2033
2034
2035 static void textview_show_tags(TextView *textview)
2036 {
2037         MsgInfo *msginfo = textview->messageview->msginfo;
2038         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2039         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2040         GtkTextIter iter;
2041         ClickableText *uri;
2042         GSList *cur, *orig;
2043         gboolean found_tag = FALSE;
2044
2045         if (!msginfo->tags)
2046                 return;
2047
2048         cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
2049
2050         for (; cur; cur = cur->next) {
2051                 if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
2052                         found_tag = TRUE;
2053                         break;
2054                 }
2055         }
2056         if (!found_tag) {
2057                 g_slist_free(orig);
2058                 return;
2059         }
2060
2061         gtk_text_buffer_get_end_iter (buffer, &iter);
2062         gtk_text_buffer_insert_with_tags_by_name(buffer,
2063                 &iter, _("Tags: "), -1,
2064                 "header_title", "header", "tags", NULL);
2065
2066         for (cur = orig; cur; cur = cur->next) {
2067                 const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
2068                 if (!cur_tag)
2069                         continue;
2070                 uri = g_new0(ClickableText, 1);
2071                 uri->uri = g_strdup("");
2072                 uri->start = gtk_text_iter_get_offset(&iter);
2073                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
2074                         cur_tag, -1,
2075                         "link", "header", "tags", NULL);
2076                 uri->end = gtk_text_iter_get_offset(&iter);
2077                 uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
2078                 uri->data = NULL;
2079                 textview->uri_list =
2080                         g_slist_prepend(textview->uri_list, uri);
2081                 if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
2082                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
2083                                 "header", "tags", NULL);
2084                 else
2085                         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
2086                                 "header", "tags", NULL);
2087         }
2088         g_slist_free(orig);
2089
2090         gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2091                 "header", "tags", NULL);
2092 }
2093
2094 static void textview_show_header(TextView *textview, GPtrArray *headers)
2095 {
2096         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2097         GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2098         GtkTextIter iter;
2099         Header *header;
2100         gint i;
2101
2102         g_return_if_fail(headers != NULL);
2103
2104         for (i = 0; i < headers->len; i++) {
2105                 header = g_ptr_array_index(headers, i);
2106                 g_return_if_fail(header->name != NULL);
2107
2108                 gtk_text_buffer_get_end_iter (buffer, &iter);
2109                 if(prefs_common.trans_hdr == TRUE) {
2110                         gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
2111                         gchar *trans_hdr = gettext(hdr);
2112                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2113                                 &iter, trans_hdr, -1,
2114                                 "header_title", "header", NULL);
2115                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2116                                 &iter, ":", 1, "header_title", "header", NULL);
2117                         g_free(hdr);
2118                 } else {
2119                         gtk_text_buffer_insert_with_tags_by_name(buffer,
2120                                 &iter, header->name,
2121                                 -1, "header_title", "header", NULL);
2122                 }
2123                 if (header->name[strlen(header->name) - 1] != ' ')
2124                 gtk_text_buffer_insert_with_tags_by_name
2125                                 (buffer, &iter, " ", 1,
2126                                  "header_title", "header", NULL);
2127
2128                 if (procheader_headername_equal(header->name, "Subject") ||
2129                     procheader_headername_equal(header->name, "From")    ||
2130                     procheader_headername_equal(header->name, "To")      ||
2131                     procheader_headername_equal(header->name, "Cc"))
2132                         unfold_line(header->body);
2133
2134                 if ((procheader_headername_equal(header->name, "X-Mailer") ||
2135                      procheader_headername_equal(header->name,
2136                                                  "X-Newsreader")) &&
2137                     (strstr(header->body, "Claws Mail") != NULL ||
2138                      strstr(header->body, "Sylpheed-Claws") != NULL)) {
2139                         gtk_text_buffer_get_end_iter (buffer, &iter);
2140                         gtk_text_buffer_insert_with_tags_by_name
2141                                 (buffer, &iter, header->body, -1,
2142                                  "header", "emphasis", NULL);
2143                 } else {
2144                         gboolean hdr =
2145                           procheader_headername_equal(header->name, "From") ||
2146                           procheader_headername_equal(header->name, "To") ||
2147                           procheader_headername_equal(header->name, "Cc") ||
2148                           procheader_headername_equal(header->name, "Bcc") ||
2149                           procheader_headername_equal(header->name, "Reply-To") ||
2150                           procheader_headername_equal(header->name, "Sender");
2151                         textview_make_clickable_parts(textview, "header",
2152                                                       "hlink", header->body,
2153                                                       hdr);
2154                 }
2155                 gtk_text_buffer_get_end_iter (buffer, &iter);
2156                 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2157                                                          "header", NULL);
2158         }
2159
2160         textview_show_face(textview);
2161 #if HAVE_LIBCOMPFACE
2162         textview_show_xface(textview);
2163 #endif
2164         textview_save_contact_pic(textview);
2165         textview_show_contact_pic(textview);
2166 }
2167
2168 gboolean textview_search_string(TextView *textview, const gchar *str,
2169                                 gboolean case_sens)
2170 {
2171         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2172
2173         return gtkut_text_view_search_string(text, str, case_sens);
2174 }
2175
2176 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
2177                                          gboolean case_sens)
2178 {
2179         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2180
2181         return gtkut_text_view_search_string_backward(text, str, case_sens);
2182 }
2183
2184 void textview_scroll_one_line(TextView *textview, gboolean up)
2185 {
2186         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2187         GtkAdjustment *vadj = text->vadjustment;
2188
2189         gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
2190 }
2191
2192 gboolean textview_scroll_page(TextView *textview, gboolean up)
2193 {
2194         GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2195         GtkAdjustment *vadj = text->vadjustment;
2196
2197         return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
2198 }
2199
2200 #define KEY_PRESS_EVENT_STOP() \
2201         g_signal_stop_emission_by_name(G_OBJECT(widget), \
2202                                        "key_press_event");
2203
2204 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
2205                                  TextView *textview)
2206 {
2207         SummaryView *summaryview = NULL;
2208         MessageView *messageview = textview->messageview;
2209
2210         if (!event) return FALSE;
2211         if (messageview->mainwin)
2212                 summaryview = messageview->mainwin->summaryview;
2213
2214         switch (event->keyval) {
2215         case GDK_Tab:
2216         case GDK_Home:
2217         case GDK_Left:
2218         case GDK_Up:
2219         case GDK_Right:
2220         case GDK_Down:
2221         case GDK_Page_Up:
2222         case GDK_Page_Down:
2223         case GDK_End:
2224         case GDK_Control_L:
2225         case GDK_Control_R:
2226                 return FALSE;
2227         case GDK_space:
2228                 if (summaryview)
2229                         summary_pass_key_press_event(summaryview, event);
2230                 else
2231                         mimeview_scroll_page
2232                                 (messageview->mimeview,
2233                                  (event->state &
2234                                   (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2235                 break;
2236         case GDK_BackSpace:
2237                 mimeview_scroll_page(messageview->mimeview, TRUE);
2238                 break;
2239         case GDK_Return:
2240         case GDK_KP_Enter:
2241                 mimeview_scroll_one_line
2242                         (messageview->mimeview, (event->state &
2243                                     (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2244                 break;
2245         case GDK_Delete:
2246                 if (summaryview)
2247                         summary_pass_key_press_event(summaryview, event);
2248                 break;
2249         case GDK_y:
2250         case GDK_t:
2251         case GDK_l:
2252         case GDK_o:
2253         case GDK_c:
2254         case GDK_a:
2255                 if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
2256                         KEY_PRESS_EVENT_STOP();
2257                         mimeview_pass_key_press_event(messageview->mimeview,
2258                                                       event);
2259                         break;
2260                 }
2261                 /* possible fall through */
2262         default:
2263                 if (summaryview &&
2264                     event->window != messageview->mainwin->window->window) {
2265                         GdkEventKey tmpev = *event;
2266
2267                         tmpev.window = messageview->mainwin->window->window;
2268                         KEY_PRESS_EVENT_STOP();
2269                         gtk_widget_event(messageview->mainwin->window,
2270                                          (GdkEvent *)&tmpev);
2271                 }
2272                 break;
2273         }
2274
2275         return TRUE;
2276 }
2277
2278 static gboolean textview_motion_notify(GtkWidget *widget,
2279                                        GdkEventMotion *event,
2280                                        TextView *textview)
2281 {
2282         if (textview->loading)
2283                 return FALSE;
2284         textview_uri_update(textview, event->x, event->y);
2285         gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
2286
2287         return FALSE;
2288 }
2289
2290 static gboolean textview_leave_notify(GtkWidget *widget,
2291                                       GdkEventCrossing *event,
2292                                       TextView *textview)
2293 {
2294         if (textview->loading)
2295                 return FALSE;
2296         textview_uri_update(textview, -1, -1);
2297
2298         return FALSE;
2299 }
2300
2301 static gboolean textview_visibility_notify(GtkWidget *widget,
2302                                            GdkEventVisibility *event,
2303                                            TextView *textview)
2304 {
2305         gint wx, wy;
2306         GdkWindow *window;
2307
2308         if (textview->loading)
2309                 return FALSE;
2310
2311         window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
2312                                           GTK_TEXT_WINDOW_TEXT);
2313
2314         /* check if occurred for the text window part */
2315         if (window != event->window)
2316                 return FALSE;
2317
2318         gdk_window_get_pointer(widget->window, &wx, &wy, NULL);
2319         textview_uri_update(textview, wx, wy);
2320
2321         return FALSE;
2322 }
2323
2324 void textview_cursor_wait(TextView *textview)
2325 {
2326         GdkWindow *window = gtk_text_view_get_window(
2327                         GTK_TEXT_VIEW(textview->text),
2328                         GTK_TEXT_WINDOW_TEXT);
2329         textview_set_cursor(window, watch_cursor);
2330 }
2331
2332 void textview_cursor_normal(TextView *textview)
2333 {
2334         GdkWindow *window = gtk_text_view_get_window(
2335                         GTK_TEXT_VIEW(textview->text),
2336                         GTK_TEXT_WINDOW_TEXT);
2337         textview_set_cursor(window, text_cursor);
2338 }
2339
2340 static void textview_uri_update(TextView *textview, gint x, gint y)
2341 {
2342         GtkTextBuffer *buffer;
2343         GtkTextIter start_iter, end_iter;
2344         ClickableText *uri = NULL;
2345
2346         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2347
2348         if (x != -1 && y != -1) {
2349                 gint bx, by;
2350                 GtkTextIter iter;
2351                 GSList *tags;
2352                 GSList *cur;
2353
2354                 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
2355                                                       GTK_TEXT_WINDOW_WIDGET,
2356                                                       x, y, &bx, &by);
2357                 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
2358                                                    &iter, bx, by);
2359
2360                 tags = gtk_text_iter_get_tags(&iter);
2361                 for (cur = tags; cur != NULL; cur = cur->next) {
2362                         GtkTextTag *tag = cur->data;
2363                         char *name;
2364
2365                         g_object_get(G_OBJECT(tag), "name", &name, NULL);
2366
2367                         if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
2368                             && textview_get_uri_range(textview, &iter, tag,
2369                                                       &start_iter, &end_iter)) {
2370
2371                                 uri = textview_get_uri_from_range(textview,
2372                                                                   &iter, tag,
2373                                                                   &start_iter,
2374                                                                   &end_iter);
2375                         }
2376                         g_free(name);
2377                         if (uri)
2378                                 break;
2379                 }
2380                 g_slist_free(tags);
2381         }
2382
2383         if (uri != textview->uri_hover) {
2384                 GdkWindow *window;
2385
2386                 if (textview->uri_hover)
2387                         gtk_text_buffer_remove_tag_by_name(buffer,
2388                                                            "link-hover",
2389                                                            &textview->uri_hover_start_iter,
2390                                                            &textview->uri_hover_end_iter);
2391
2392                 textview->uri_hover = uri;
2393                 if (uri) {
2394                         textview->uri_hover_start_iter = start_iter;
2395                         textview->uri_hover_end_iter = end_iter;
2396                 }
2397
2398                 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
2399                                                   GTK_TEXT_WINDOW_TEXT);
2400                 if (textview->messageview->mainwin->cursor_count == 0) {
2401                         textview_set_cursor(window, uri ? hand_cursor : text_cursor);
2402                 } else {
2403                         textview_set_cursor(window, watch_cursor);
2404                 }
2405
2406                 TEXTVIEW_STATUSBAR_POP(textview);
2407
2408                 if (uri) {
2409                         char *trimmed_uri;
2410
2411                         if (!uri->is_quote)
2412                                 gtk_text_buffer_apply_tag_by_name(buffer,
2413                                                           "link-hover",
2414                                                           &start_iter,
2415                                                           &end_iter);
2416
2417                         trimmed_uri = trim_string(uri->uri, 60);
2418                         TEXTVIEW_STATUSBAR_PUSH(textview, trimmed_uri);
2419                         g_free(trimmed_uri);
2420                 }
2421         }
2422 }
2423
2424 static gboolean textview_get_uri_range(TextView *textview,
2425                                        GtkTextIter *iter,
2426                                        GtkTextTag *tag,
2427                                        GtkTextIter *start_iter,
2428                                        GtkTextIter *end_iter)
2429 {
2430         return get_tag_range(iter, tag, start_iter, end_iter);
2431 }
2432
2433 static ClickableText *textview_get_uri_from_range(TextView *textview,
2434                                               GtkTextIter *iter,
2435                                               GtkTextTag *tag,
2436                                               GtkTextIter *start_iter,
2437                                               GtkTextIter *end_iter)
2438 {
2439         gint start_pos, end_pos, cur_pos;
2440         ClickableText *uri = NULL;
2441         GSList *cur;
2442
2443         start_pos = gtk_text_iter_get_offset(start_iter);
2444         end_pos = gtk_text_iter_get_offset(end_iter);
2445         cur_pos = gtk_text_iter_get_offset(iter);
2446
2447         for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
2448                 ClickableText *uri_ = (ClickableText *)cur->data;
2449                 if (start_pos == uri_->start &&
2450                     end_pos ==  uri_->end) {
2451                         uri = uri_;
2452                         break;
2453                 }
2454         }
2455         for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
2456                 ClickableText *uri_ = (ClickableText *)cur->data;
2457                 if (start_pos == uri_->start ||
2458                            end_pos == uri_->end) {
2459                         /* in case of contiguous links, textview_get_uri_range
2460                          * returns a broader range (start of 1st link to end
2461                          * of last link).
2462                          * In that case, correct link is the one covering
2463                          * current iter.
2464                          */
2465                         if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
2466                                 uri = uri_;
2467                                 break;
2468                         }
2469                 }
2470         }
2471
2472         return uri;
2473 }
2474
2475 static ClickableText *textview_get_uri(TextView *textview,
2476                                    GtkTextIter *iter,
2477                                    GtkTextTag *tag)
2478 {
2479         GtkTextIter start_iter, end_iter;
2480         ClickableText *uri = NULL;
2481
2482         if (textview_get_uri_range(textview, iter, tag, &start_iter,
2483                                    &end_iter))
2484                 uri = textview_get_uri_from_range(textview, iter, tag,
2485                                                   &start_iter, &end_iter);
2486
2487         return uri;
2488 }
2489
2490 static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
2491 {
2492         GSList *cur;
2493         if (!start_list)
2494                 start_list = textview->uri_list;
2495
2496         for (cur = start_list; cur; cur = cur->next) {
2497                 ClickableText *uri = (ClickableText *)cur->data;
2498                 if (uri->start <= start)
2499                         continue;
2500                 uri->start += shift;
2501                 uri->end += shift;
2502         }
2503 }
2504
2505 static void textview_remove_uris_in(TextView *textview, gint start, gint end)
2506 {
2507         GSList *cur;
2508         for (cur = textview->uri_list; cur; ) {
2509                 ClickableText *uri = (ClickableText *)cur->data;
2510                 if (uri->start > start && uri->end < end) {
2511                         cur = cur->next;
2512                         textview->uri_list = g_slist_remove(textview->uri_list, uri);
2513                         g_free(uri->uri);
2514                         g_free(uri->filename);
2515                         if (uri->is_quote) {
2516                                 g_free(uri->fg_color);
2517                                 g_free(uri->data);
2518                                 /* (only free data in quotes uris) */
2519                         }
2520                         g_free(uri);
2521                 } else {
2522                         cur = cur->next;
2523                 }
2524
2525         }
2526 }
2527
2528 static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
2529 {
2530         GtkTextIter start, end;
2531         GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2532
2533         if (!uri->is_quote)
2534                 return;
2535
2536         if (uri->q_expanded && expand_only)
2537                 return;
2538
2539         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2540         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2541         if (textview->uri_hover)
2542                 gtk_text_buffer_remove_tag_by_name(buffer,
2543                                                    "link-hover",
2544                                                    &textview->uri_hover_start_iter,
2545                                                    &textview->uri_hover_end_iter);
2546         textview->uri_hover = NULL;
2547         gtk_text_buffer_remove_tag_by_name(buffer,
2548                                            "qlink",
2549                                            &start,
2550                                            &end);
2551         /* when shifting URIs start and end, we have to do it per-UTF8-char
2552          * so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
2553          * we have to pass a number of bytes, so use strlen(). disturbing. */
2554
2555         if (!uri->q_expanded) {
2556                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2557                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2558                 textview_shift_uris_after(textview, start_list, uri->start,
2559                         g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
2560                 gtk_text_buffer_delete(buffer, &start, &end);
2561                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2562                 gtk_text_buffer_insert_with_tags_by_name
2563                                 (buffer, &start, (gchar *)uri->data,
2564                                  strlen((gchar *)uri->data)-1,
2565                                  "qlink", (gchar *)uri->fg_color, NULL);
2566                 uri->end = gtk_text_iter_get_offset(&start);
2567                 textview_make_clickable_parts_later(textview,
2568                                           uri->start, uri->end);
2569                 uri->q_expanded = TRUE;
2570         } else {
2571                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2572                 gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2573                 textview_remove_uris_in(textview, uri->start, uri->end);
2574                 textview_shift_uris_after(textview, start_list, uri->start,
2575                         strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
2576                 gtk_text_buffer_delete(buffer, &start, &end);
2577                 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2578                 gtk_text_buffer_insert_with_tags_by_name
2579                                 (buffer, &start, " [...]", -1,
2580                                  "qlink", (gchar *)uri->fg_color, NULL);
2581                 uri->end = gtk_text_iter_get_offset(&start);
2582                 uri->q_expanded = FALSE;
2583         }
2584         if (textview->messageview->mainwin->cursor_count == 0) {
2585                 textview_cursor_normal(textview);
2586         } else {
2587                 textview_cursor_wait(textview);
2588         }
2589 }
2590 static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
2591                                             GdkEvent *event, GtkTextIter *iter,
2592                                             TextView *textview)
2593 {
2594         GdkEventButton *bevent;
2595         ClickableText *uri = NULL;
2596         char *tagname;
2597         gboolean qlink = FALSE;
2598
2599         if (!event)
2600                 return FALSE;
2601
2602         if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
2603                 && event->type != GDK_MOTION_NOTIFY)
2604                 return FALSE;
2605
2606         uri = textview_get_uri(textview, iter, tag);
2607         if (!uri)
2608                 return FALSE;
2609
2610         g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
2611
2612         if (!strcmp(tagname, "qlink"))
2613                 qlink = TRUE;
2614
2615         g_free(tagname);
2616
2617         bevent = (GdkEventButton *) event;
2618
2619         /* doubleclick: open compose / add address / browser */
2620         if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
2621                 /* pass rightclick through */
2622                 return FALSE;
2623         } else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
2624                 bevent->button == 2 || bevent->button == 3) {
2625                 if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
2626                         MimeView *mimeview =
2627                                 (textview->messageview)?
2628                                         textview->messageview->mimeview:NULL;
2629                         if (mimeview && bevent->button == 1) {
2630                                 mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
2631                         } else if (mimeview && bevent->button == 2 &&
2632                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2633                                 mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
2634                         } else if (mimeview && bevent->button == 3 &&
2635                                 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2636                                 mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
2637                         }
2638                         return TRUE;
2639                 } else if (qlink && bevent->button == 1) {
2640                         textview_toggle_quote(textview, NULL, uri, FALSE);
2641                         return TRUE;
2642                 } else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
2643                         if (bevent->button == 3) {
2644                                 g_object_set_data(
2645                                         G_OBJECT(textview->mail_popup_menu),
2646                                         "menu_button", uri);
2647                                 gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
2648                                                NULL, NULL, NULL, NULL,
2649                                                bevent->button, bevent->time);
2650                         } else {
2651                                 PrefsAccount *account = NULL;
2652                                 FolderItem   *folder_item = NULL;
2653                                 if (textview->messageview && textview->messageview->msginfo &&
2654                                     textview->messageview->msginfo->folder) {
2655
2656
2657                                         folder_item = textview->messageview->msginfo->folder;
2658                                         if (folder_item->prefs && folder_item->prefs->enable_default_account)
2659                                                 account = account_find_from_id(folder_item->prefs->default_account);
2660                                         if (!account)
2661                                                 account = account_find_from_item(folder_item);
2662                                 }
2663                                 compose_new_with_folderitem(account, folder_item, uri->uri + 7);
2664                         }
2665                         return TRUE;
2666                 } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
2667                         if (bevent->button == 1 &&
2668                             textview_uri_security_check(textview, uri) == TRUE)
2669                                         open_uri(uri->uri,
2670                                                  prefs_common_get_uri_cmd());
2671                         else if (bevent->button == 3 && !qlink) {
2672                                 g_object_set_data(
2673                                         G_OBJECT(textview->link_popup_menu),
2674                                         "menu_button", uri);
2675                                 gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
2676                                                NULL, NULL, NULL, NULL,
2677                                                bevent->button, bevent->time);
2678                         }
2679                         return TRUE;
2680                 } else {
2681                         if (bevent->button == 3 && !qlink) {
2682                                 g_object_set_data(
2683                                         G_OBJECT(textview->file_popup_menu),
2684                                         "menu_button", uri);
2685                                 gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
2686                                                NULL, NULL, NULL, NULL,
2687                                                bevent->button, bevent->time);
2688                                 return TRUE;
2689                         }
2690                 }
2691         }
2692
2693         return FALSE;
2694 }
2695
2696 gchar *textview_get_visible_uri         (TextView       *textview,
2697                                          ClickableText  *uri)
2698 {
2699         GtkTextBuffer *buffer;
2700         GtkTextIter start, end;
2701
2702         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2703
2704         gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2705         gtk_text_buffer_get_iter_at_offset(buffer, &end,   uri->end);
2706
2707         return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
2708 }
2709
2710 /*!
2711  *\brief    Check to see if a web URL has been disguised as a different
2712  *          URL (possible with HTML email).
2713  *
2714  *\param    uri The uri to check
2715  *
2716  *\param    textview The TextView the URL is contained in
2717  *
2718  *\return   gboolean TRUE if the URL is ok, or if the user chose to open
2719  *          it anyway, otherwise FALSE
2720  */
2721 gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
2722 {
2723         gchar *visible_str;
2724         gboolean retval = TRUE;
2725
2726         if (is_uri_string(uri->uri) == FALSE)
2727                 return TRUE;
2728
2729         visible_str = textview_get_visible_uri(textview, uri);
2730         if (visible_str == NULL)
2731                 return TRUE;
2732
2733         if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
2734                 gchar *uri_path;
2735                 gchar *visible_uri_path;
2736
2737                 uri_path = get_uri_path(uri->uri);
2738                 visible_uri_path = get_uri_path(visible_str);
2739                 if (path_cmp(uri_path, visible_uri_path) != 0)
2740                         retval = FALSE;
2741         }
2742
2743         if (retval == FALSE) {
2744                 gchar *msg;
2745                 AlertValue aval;
2746
2747                 msg = g_markup_printf_escaped(_("The real URL is different from "
2748                                                 "the displayed URL.\n"
2749                                                 "\n"
2750                                                 "<b>Displayed URL:</b> %s\n"
2751                                                 "\n"
2752                                                 "<b>Real URL:</b> %s\n"
2753                                                 "\n"
2754                                                 "Open it anyway?"),
2755                                                visible_str,uri->uri);
2756                 aval = alertpanel_full(_("Phishing attempt warning"), msg,
2757                                        GTK_STOCK_CANCEL, _("_Open URL"), NULL, FALSE,
2758                                        NULL, ALERT_WARNING, G_ALERTDEFAULT);
2759                 g_free(msg);
2760                 if (aval == G_ALERTALTERNATE)
2761                         retval = TRUE;
2762         }
2763
2764         g_free(visible_str);
2765
2766         return retval;
2767 }
2768
2769 static void textview_uri_list_remove_all(GSList *uri_list)
2770 {
2771         GSList *cur;
2772
2773         for (cur = uri_list; cur != NULL; cur = cur->next) {
2774                 if (cur->data) {
2775                         g_free(((ClickableText *)cur->data)->uri);
2776                         g_free(((ClickableText *)cur->data)->filename);
2777                         if (((ClickableText *)cur->data)->is_quote) {
2778                                 g_free(((ClickableText *)cur->data)->fg_color);
2779                                 g_free(((ClickableText *)cur->data)->data);
2780                                 /* (only free data in quotes uris) */
2781                         }
2782                         g_free(cur->data);
2783                 }
2784         }
2785
2786         g_slist_free(uri_list);
2787 }
2788
2789 static void open_uri_cb (TextView *textview, guint action, void *data)
2790 {
2791         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2792                                            "menu_button");
2793         if (uri == NULL)
2794                 return;
2795
2796         if (textview_uri_security_check(textview, uri) == TRUE)
2797                 open_uri(uri->uri,
2798                          prefs_common_get_uri_cmd());
2799         g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2800                           NULL);
2801 }
2802
2803 static void open_image_cb (TextView *textview, guint action, void *data)
2804 {
2805         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2806                                            "menu_button");
2807
2808         gchar *cmd = NULL;
2809         gchar buf[1024];
2810         const gchar *p;
2811         gchar *filename = NULL;
2812         gchar *tmp_filename = NULL;
2813
2814         if (uri == NULL)
2815                 return;
2816
2817         if (uri->filename == NULL)
2818                 return;
2819
2820         filename = g_strdup(uri->filename);
2821
2822         if (!g_utf8_validate(filename, -1, NULL)) {
2823                 gchar *tmp = conv_filename_to_utf8(filename);
2824                 g_free(filename);
2825                 filename = tmp;
2826         }
2827
2828         subst_for_filename(filename);
2829
2830         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2831         copy_file(tmp_filename, filename, FALSE);
2832         g_free(tmp_filename);
2833
2834         cmd = mailcap_get_command_for_type("image/jpeg", filename);
2835         if (cmd == NULL) {
2836                 gboolean remember = FALSE;
2837                 cmd = input_dialog_combo_remember
2838                         (_("Open with"),
2839                          _("Enter the command line to open file:\n"
2840                            "('%s' will be replaced with file name)"),
2841                          prefs_common.mime_open_cmd,
2842                          prefs_common.mime_open_cmd_history,
2843                          &remember);
2844                 if (cmd && remember) {
2845                         mailcap_update_default("image/jpeg", cmd);
2846                 }
2847         }
2848         if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
2849             !strchr(p + 2, '%'))
2850                 g_snprintf(buf, sizeof(buf), cmd, filename);
2851         else {
2852                 g_warning("Image viewer command line is invalid: '%s'", cmd);
2853                 return;
2854         }
2855
2856         execute_command_line(buf, TRUE);
2857
2858         g_free(filename);
2859         g_free(cmd);
2860
2861         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2862                           NULL);
2863 }
2864
2865 static void save_file_cb (TextView *textview, guint action, void *data)
2866 {
2867         ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
2868                                            "menu_button");
2869         gchar *filename = NULL;
2870         gchar *filepath = NULL;
2871         gchar *filedir = NULL;
2872         gchar *tmp_filename = NULL;
2873         if (uri == NULL)
2874                 return;
2875
2876         if (uri->filename == NULL)
2877                 return;
2878
2879         filename = g_strdup(uri->filename);
2880
2881         if (!g_utf8_validate(filename, -1, NULL)) {
2882                 gchar *tmp = conv_filename_to_utf8(filename);
2883                 g_free(filename);
2884                 filename = tmp;
2885         }
2886
2887         subst_for_filename(filename);
2888
2889         if (prefs_common.attach_save_dir)
2890                 filepath = g_strconcat(prefs_common.attach_save_dir,
2891                                        G_DIR_SEPARATOR_S, filename, NULL);
2892         else
2893                 filepath = g_strdup(filename);
2894
2895         g_free(filename);
2896
2897         filename = filesel_select_file_save(_("Save as"), filepath);
2898         if (!filename) {
2899                 g_free(filepath);
2900                 return;
2901         }
2902
2903         if (is_file_exist(filename)) {
2904                 AlertValue aval;
2905                 gchar *res;
2906
2907                 res = g_strdup_printf(_("Overwrite existing file '%s'?"),
2908                                       filename);
2909                 aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
2910                                   GTK_STOCK_OK, NULL);
2911                 g_free(res);
2912                 if (G_ALERTALTERNATE != aval)
2913                         return;
2914         }
2915
2916         tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
2917         copy_file(tmp_filename, filename, FALSE);
2918         g_free(tmp_filename);
2919
2920         filedir = g_path_get_dirname(filename);
2921         if (filedir && strcmp(filedir, ".")) {
2922                 g_free(prefs_common.attach_save_dir);
2923                 prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
2924         }
2925
2926         g_free(filedir);
2927         g_free(filepath);
2928
2929         g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
2930                           NULL);
2931 }
2932
2933 static void copy_uri_cb (TextView *textview, guint action, void *data)
2934 {
2935         ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2936                                            "menu_button");
2937         if (uri == NULL)
2938                 return;
2939
2940         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
2941         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
2942         g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2943                           NULL);
2944 }
2945
2946 static void add_uri_to_addrbook_cb (TextView *textview, guint action, void *data)
2947 {
2948         gchar *fromname, *fromaddress;
2949         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
2950                                            "menu_button");
2951         GtkWidget *image = NULL;
2952         GdkPixbuf *picture = NULL;
2953         gboolean use_picture = FALSE;
2954         if (uri == NULL)
2955                 return;
2956
2957         /* extract url */
2958         fromaddress = g_strdup(uri->uri + 7);
2959
2960         if (textview->messageview->msginfo &&
2961            !strcmp2(fromaddress, textview->messageview->msginfo->from))
2962                 use_picture = TRUE;
2963
2964         fromname = procheader_get_fromname(fromaddress);
2965         extract_address(fromaddress);
2966
2967         if (use_picture &&
2968             textview->messageview->msginfo &&
2969             textview->messageview->msginfo->extradata &&
2970             textview->messageview->msginfo->extradata->face) {
2971                 image = face_get_from_header(textview->messageview->msginfo->extradata->face);
2972         }
2973 #if HAVE_LIBCOMPFACE
2974         else if (use_picture &&
2975                  textview->messageview->msginfo &&
2976                  textview->messageview->msginfo->extradata &&
2977                  textview->messageview->msginfo->extradata->xface) {
2978                 image = xface_get_from_header(textview->messageview->msginfo->extradata->xface,
2979                                 &textview->text->style->white,
2980                                 mainwindow_get_mainwindow()->window->window);
2981         }
2982 #endif
2983         if (image)
2984                 picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
2985
2986         addressbook_add_contact( fromname, fromaddress, NULL, picture);
2987
2988         g_free(fromaddress);
2989         g_free(fromname);
2990 }
2991
2992 static void mail_to_uri_cb (TextView *textview, guint action, void *data)
2993 {
2994         PrefsAccount *account = NULL;
2995         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
2996                                            "menu_button");
2997         if (uri == NULL)
2998                 return;
2999
3000         if (textview->messageview && textview->messageview->msginfo &&
3001             textview->messageview->msginfo->folder) {
3002                 FolderItem   *folder_item;
3003
3004                 folder_item = textview->messageview->msginfo->folder;
3005                 if (folder_item->prefs && folder_item->prefs->enable_default_account)
3006                         account = account_find_from_id(folder_item->prefs->default_account);
3007         }
3008         compose_new(account, uri->uri + 7, NULL);
3009 }
3010
3011 static void copy_mail_to_uri_cb (TextView *textview, guint action, void *data)
3012 {
3013         ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3014                                            "menu_button");
3015         if (uri == NULL)
3016                 return;
3017
3018         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
3019         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
3020         g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
3021                           NULL);
3022 }
3023
3024 void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
3025 {
3026                 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
3027                 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
3028                 GtkTextIter start, end;
3029                 if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
3030                         if (sel_start)
3031                                 *sel_start = gtk_text_iter_get_offset(&start);
3032                         if (sel_end)
3033                                 *sel_end = gtk_text_iter_get_offset(&end);
3034                 } else {
3035                         if (sel_start)
3036                                 *sel_start = -1;
3037                         if (sel_end)
3038                                 *sel_end = -1;
3039                 }
3040 }