src/headerview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2012 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 #include "claws-features.h"
  23 #endif
  24
  25 #include "defs.h"
  26
  27 #include <glib.h>
  28 #include <glib/gi18n.h>
  29 #include <gtk/gtk.h>
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <time.h>
  33
  34 #if HAVE_LIBCOMPFACE
  35 #  include <compface.h>
  36 #endif
  37
  38 #include <gdk-pixbuf/gdk-pixbuf.h>
  39
  40 #include "headerview.h"
  41 #include "prefs_common.h"
  42 #include "codeconv.h"
  43 #include "gtkutils.h"
  44 #include "utils.h"
  45 #include "base64.h"
  46 #include "headers.h"
  47 #include "addrindex.h"
  48
  49 #if HAVE_LIBCOMPFACE
  50 static gint headerview_show_xface       (HeaderView     *headerview,
  51                                          MsgInfo        *msginfo);
  52 #endif
  53
  54 static gint headerview_show_face        (HeaderView     *headerview,
  55                                          MsgInfo        *msginfo);
  56 static gint headerview_show_contact_pic (HeaderView     *headerview,
  57                                          MsgInfo        *msginfo);
  58 static void headerview_save_contact_pic (HeaderView     *headerview,
  59                                          MsgInfo        *msginfo);
  60
  61 HeaderView *headerview_create(void)
  62 {
  63         HeaderView *headerview;
  64         GtkWidget *hbox;
  65         GtkWidget *vbox;
  66         GtkWidget *hbox1;
  67         GtkWidget *hbox2;
  68         GtkWidget *hbox3;
  69         GtkWidget *from_header_label;
  70         GtkWidget *from_body_label;
  71         GtkWidget *to_header_label;
  72         GtkWidget *to_body_label;
  73         GtkWidget *ng_header_label;
  74         GtkWidget *ng_body_label;
  75         GtkWidget *subject_header_label;
  76         GtkWidget *subject_body_label;
  77         GtkWidget *tags_header_label;
  78         GtkWidget *tags_body_label;
  79
  80         debug_print("Creating header view...\n");
  81         headerview = g_new0(HeaderView, 1);
  82
  83         hbox = gtk_hbox_new(FALSE, 0);
  84         gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
  85         vbox = gtk_vbox_new(FALSE, 2);
  86         gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
  87
  88         hbox1 = gtk_hbox_new(FALSE, 4);
  89         gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 0);
  90         hbox2 = gtk_hbox_new(FALSE, 4);
  91         gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 0);
  92         hbox3 = gtk_hbox_new(FALSE, 4);
  93         gtk_box_pack_start(GTK_BOX(vbox), hbox3, FALSE, FALSE, 0);
  94
  95         from_header_label    = gtk_label_new(prefs_common_translated_header_name("From:"));
  96         from_body_label      = gtk_label_new("");
  97         to_header_label      = gtk_label_new(prefs_common_translated_header_name("To:"));
  98         to_body_label        = gtk_label_new("");
  99         ng_header_label      = gtk_label_new(prefs_common_translated_header_name("Newsgroups:"));
 100         ng_body_label        = gtk_label_new("");
 101         subject_header_label = gtk_label_new(prefs_common_translated_header_name("Subject:"));
 102         subject_body_label   = gtk_label_new("");
 103         tags_header_label = gtk_label_new(_("Tags:"));
 104         tags_body_label   = gtk_label_new("");
 105
 106         gtk_label_set_selectable(GTK_LABEL(from_body_label), TRUE);
 107         gtk_label_set_selectable(GTK_LABEL(to_body_label), TRUE);
 108         gtk_label_set_selectable(GTK_LABEL(ng_body_label), TRUE);
 109         gtk_label_set_selectable(GTK_LABEL(subject_body_label), TRUE);
 110         gtk_label_set_selectable(GTK_LABEL(tags_body_label), TRUE);
 111
 112         gtkut_widget_set_can_focus(from_body_label, FALSE);
 113         gtkut_widget_set_can_focus(to_body_label, FALSE);
 114         gtkut_widget_set_can_focus(ng_body_label, FALSE);
 115         gtkut_widget_set_can_focus(subject_body_label, FALSE);
 116         gtkut_widget_set_can_focus(tags_body_label, FALSE);
 117
 118         gtk_box_pack_start(GTK_BOX(hbox1), from_header_label, FALSE, FALSE, 0);
 119         gtk_box_pack_start(GTK_BOX(hbox1), from_body_label, FALSE, FALSE, 0);
 120         gtk_box_pack_start(GTK_BOX(hbox1), to_header_label, FALSE, FALSE, 0);
 121         gtk_box_pack_start(GTK_BOX(hbox1), to_body_label, TRUE, TRUE, 0);
 122         gtk_box_pack_start(GTK_BOX(hbox1), ng_header_label, FALSE, FALSE, 0);
 123         gtk_box_pack_start(GTK_BOX(hbox1), ng_body_label, TRUE, TRUE, 0);
 124         gtk_box_pack_start(GTK_BOX(hbox2), subject_header_label, FALSE, FALSE, 0);
 125         gtk_box_pack_start(GTK_BOX(hbox2), subject_body_label, TRUE, TRUE, 0);
 126         gtk_box_pack_start(GTK_BOX(hbox3), tags_header_label, FALSE, FALSE, 0);
 127         gtk_box_pack_start(GTK_BOX(hbox3), tags_body_label, TRUE, TRUE, 0);
 128
 129         gtk_misc_set_alignment(GTK_MISC(to_body_label), 0, 0.5);
 130         gtk_misc_set_alignment(GTK_MISC(ng_body_label), 0, 0.5);
 131         gtk_misc_set_alignment(GTK_MISC(subject_body_label), 0, 0.5);
 132         gtk_misc_set_alignment(GTK_MISC(tags_body_label), 0, 0.5);
 133         gtk_label_set_ellipsize(GTK_LABEL(to_body_label), PANGO_ELLIPSIZE_END);
 134         gtk_label_set_ellipsize(GTK_LABEL(ng_body_label), PANGO_ELLIPSIZE_END);
 135         gtk_label_set_ellipsize(GTK_LABEL(subject_body_label), PANGO_ELLIPSIZE_END);
 136         gtk_label_set_ellipsize(GTK_LABEL(tags_body_label), PANGO_ELLIPSIZE_END);
 137
 138         headerview->hbox = hbox;
 139         headerview->from_header_label    = from_header_label;
 140         headerview->from_body_label      = from_body_label;
 141         headerview->to_header_label      = to_header_label;
 142         headerview->to_body_label        = to_body_label;
 143         headerview->ng_header_label      = ng_header_label;
 144         headerview->ng_body_label        = ng_body_label;
 145         headerview->subject_header_label = subject_header_label;
 146         headerview->subject_body_label   = subject_body_label;
 147         headerview->tags_header_label = tags_header_label;
 148         headerview->tags_body_label   = tags_body_label;
 149         headerview->image = NULL;
 150
 151         gtk_widget_show_all(hbox);
 152
 153         return headerview;
 154 }
 155
 156 void headerview_set_font(HeaderView *headerview)
 157 {
 158         PangoFontDescription *boldfont = NULL;
 159         PangoFontDescription *normalfont = NULL;
 160
 161         normalfont = pango_font_description_from_string(NORMAL_FONT);
 162         if (normalfont) {
 163                 gtk_widget_modify_font(headerview->from_body_label, normalfont);
 164                 gtk_widget_modify_font(headerview->to_body_label, normalfont);
 165                 gtk_widget_modify_font(headerview->ng_body_label, normalfont);
 166                 gtk_widget_modify_font(headerview->subject_body_label, normalfont);
 167                 gtk_widget_modify_font(headerview->tags_body_label, normalfont);
 168                 pango_font_description_free(normalfont);
 169         }
 170
 171         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 172                 boldfont = pango_font_description_from_string(NORMAL_FONT);
 173                 pango_font_description_set_weight(boldfont, PANGO_WEIGHT_BOLD);
 174         } else {
 175                 boldfont = pango_font_description_from_string(BOLD_FONT);
 176         }
 177         if (boldfont) {
 178                 gtk_widget_modify_font(headerview->from_header_label, boldfont);
 179                 gtk_widget_modify_font(headerview->to_header_label, boldfont);
 180                 gtk_widget_modify_font(headerview->ng_header_label, boldfont);
 181                 gtk_widget_modify_font(headerview->subject_header_label, boldfont);
 182                 gtk_widget_modify_font(headerview->tags_header_label, boldfont);
 183                 pango_font_description_free(boldfont);
 184         }
 185 }
 186
 187 void headerview_init(HeaderView *headerview)
 188 {
 189         headerview_set_font(headerview);
 190         headerview_clear(headerview);
 191         headerview_set_visibility(headerview, prefs_common.display_header_pane);
 192 }
 193
 194 void headerview_show(HeaderView *headerview, MsgInfo *msginfo)
 195 {
 196         gchar *tags = procmsg_msginfo_get_tags_str(msginfo);
 197
 198         headerview_clear(headerview);
 199
 200         gtk_label_set_text(GTK_LABEL(headerview->from_body_label),
 201                            msginfo->from ? msginfo->from : _("(No From)"));
 202         if (msginfo->to) {
 203                 gtk_label_set_text(GTK_LABEL(headerview->to_body_label),
 204                                    msginfo->to);
 205                 gtk_widget_show(headerview->to_header_label);
 206                 gtk_widget_show(headerview->to_body_label);
 207         }
 208         if (msginfo->newsgroups) {
 209                 gtk_label_set_text(GTK_LABEL(headerview->ng_body_label),
 210                                    msginfo->newsgroups);
 211                 gtk_widget_show(headerview->ng_header_label);
 212                 gtk_widget_show(headerview->ng_body_label);
 213         }
 214         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label),
 215                            msginfo->subject ? msginfo->subject :
 216                            _("(No Subject)"));
 217         if (tags) {
 218                 gtk_label_set_text(GTK_LABEL(headerview->tags_body_label),
 219                                    tags);
 220                 gtk_widget_show(headerview->tags_header_label);
 221                 gtk_widget_show(headerview->tags_body_label);
 222                 g_free(tags);
 223         }
 224         if (!headerview_show_face(headerview, msginfo))
 225                 return;
 226
 227 #if HAVE_LIBCOMPFACE
 228         if (!headerview_show_xface(headerview, msginfo))
 229                 return;
 230 #endif
 231
 232         if (!headerview_show_contact_pic(headerview, msginfo))
 233                 return;
 234
 235 }
 236
 237 #if HAVE_LIBCOMPFACE
 238 static gint headerview_show_xface(HeaderView *headerview, MsgInfo *msginfo)
 239 {
 240         GtkWidget *hbox = headerview->hbox;
 241         GtkWidget *image;
 242         gchar *xface = procmsg_msginfo_get_avatar(msginfo, AVATAR_XFACE);
 243
 244         if (!msginfo->extradata || !xface || strlen(xface) < 5) {
 245                 if (headerview->image &&
 246                     gtk_widget_get_visible(headerview->image)) {
 247                         gtk_widget_hide(headerview->image);
 248                         gtk_widget_queue_resize(hbox);
 249                 }
 250                 return -1;
 251         }
 252         if (!gtk_widget_get_visible(headerview->hbox)) return -1;
 253
 254         if (headerview->image) {
 255                 gtk_widget_destroy(headerview->image);
 256                 headerview->image = NULL;
 257         }
 258
 259         image = xface_get_from_header(xface);
 260
 261         if (image) {
 262                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 263                 gtk_widget_show(image);
 264         }
 265
 266         headerview->image = image;
 267         if (image) {
 268                 headerview_save_contact_pic(headerview, msginfo);
 269         }
 270         return 0;
 271 }
 272 #endif
 273
 274 static gint headerview_show_face (HeaderView *headerview, MsgInfo *msginfo)
 275 {
 276         GtkWidget *hbox = headerview->hbox;
 277         GtkWidget *image;
 278         gchar *face = procmsg_msginfo_get_avatar(msginfo, AVATAR_FACE);
 279
 280         if (!msginfo->extradata || !face) {
 281                 if (headerview->image &&
 282                     gtk_widget_get_visible(headerview->image)) {
 283                         gtk_widget_hide(headerview->image);
 284                         gtk_widget_queue_resize(hbox);
 285                 }
 286                 return -1;
 287         }
 288         if (!gtk_widget_get_visible(headerview->hbox)) return -1;
 289
 290         if (headerview->image) {
 291                 gtk_widget_destroy(headerview->image);
 292                 headerview->image = NULL;
 293         }
 294
 295         image = face_get_from_header(face);
 296
 297         if (image) {
 298                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 299                 gtk_widget_show(image);
 300         }
 301
 302         headerview->image = image;
 303         if (image == NULL)
 304                 return -1;
 305         else {
 306                 headerview_save_contact_pic(headerview, msginfo);
 307                 return 0;
 308         }
 309 }
 310
 311 static void headerview_save_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 312 {
 313 #ifndef USE_NEW_ADDRBOOK
 314         gchar *filename = NULL;
 315         GError *error = NULL;
 316         GdkPixbuf *picture = NULL;
 317
 318         if (!gtk_widget_get_visible(headerview->hbox)) return;
 319
 320         if (headerview->image) {
 321                 picture = gtk_image_get_pixbuf(GTK_IMAGE(headerview->image));
 322         }
 323
 324         filename = addrindex_get_picture_file(msginfo->from);
 325         if (!filename)
 326                 return;
 327         if (!is_file_exist(filename)) {
 328                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
 329                 if (error) {
 330                         g_warning(_("Failed to save image: \n%s"),
 331                                         error->message);
 332                         g_error_free(error);
 333                 }
 334         }
 335         g_free(filename);
 336 #else
 337         /* new address book */
 338 #endif
 339 }
 340
 341 static gint headerview_show_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 342 {
 343 #ifndef USE_NEW_ADDRBOOK
 344         GtkWidget *hbox = headerview->hbox;
 345         GtkWidget *image;
 346         gchar *filename = NULL;
 347         GError *error = NULL;
 348         GdkPixbuf *picture = NULL;
 349         gint w, h;
 350
 351         if (!gtk_widget_get_visible(headerview->hbox)) return -1;
 352
 353         if (headerview->image) {
 354                 gtk_widget_destroy(headerview->image);
 355                 headerview->image = NULL;
 356         }
 357
 358         filename = addrindex_get_picture_file(msginfo->from);
 359
 360         if (!filename)
 361                 return -1;
 362         if (!is_file_exist(filename)) {
 363                 g_free(filename);
 364                 return -1;
 365         }
 366         gdk_pixbuf_get_file_info(filename, &w, &h);
 367
 368         if (w > 48 || h > 48)
 369                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
 370                                                 48, 48, TRUE, &error);
 371         else
 372                 picture = gdk_pixbuf_new_from_file(filename, &error);
 373
 374         g_free(filename);
 375         if (error) {
 376                 debug_print("Failed to import image: \n%s",
 377                                 error->message);
 378                 g_error_free(error);
 379                 return -1;
 380         }
 381         if (picture)
 382                 image = gtk_image_new_from_pixbuf(picture);
 383         else
 384                 return -1;
 385
 386         g_object_unref(picture);
 387         if (image) {
 388                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 389                 gtk_widget_show(image);
 390         }
 391
 392         headerview->image = image;
 393         if (image == NULL)
 394                 return -1;
 395         else
 396                 return 0;
 397 #else
 398         /* new address book */
 399         return -1;
 400 #endif
 401 }
 402
 403 void headerview_clear(HeaderView *headerview)
 404 {
 405         if (headerview == NULL)
 406                 return;
 407
 408         gtk_label_set_text(GTK_LABEL(headerview->from_body_label), "");
 409         gtk_label_set_text(GTK_LABEL(headerview->to_body_label), "");
 410         gtk_label_set_text(GTK_LABEL(headerview->ng_body_label), "");
 411         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label), "");
 412         gtk_label_set_text(GTK_LABEL(headerview->tags_body_label), "");
 413         gtk_widget_hide(headerview->to_header_label);
 414         gtk_widget_hide(headerview->to_body_label);
 415         gtk_widget_hide(headerview->ng_header_label);
 416         gtk_widget_hide(headerview->ng_body_label);
 417         gtk_widget_hide(headerview->tags_header_label);
 418         gtk_widget_hide(headerview->tags_body_label);
 419
 420         if (headerview->image && gtk_widget_get_visible(headerview->image)) {
 421                 gtk_widget_hide(headerview->image);
 422                 gtk_widget_queue_resize(headerview->hbox);
 423         }
 424 }
 425
 426 void headerview_set_visibility(HeaderView *headerview, gboolean visibility)
 427 {
 428         if (visibility)
 429                 gtk_widget_show(headerview->hbox);
 430         else
 431                 gtk_widget_hide(headerview->hbox);
 432 }
 433
 434 void headerview_destroy(HeaderView *headerview)
 435 {
 436         g_free(headerview);
 437 }