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remove unnecessary cm_return_val_if_fail()
[claws.git] / src / textview.c
blob230639ce50d7ab321f8319070e542d4247b7063a
1 /*
2 * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2020 the Claws Mail team and Hiroyuki Yamamoto
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 #ifdef HAVE_CONFIG_H
20 # include "config.h"
21 #include "claws-features.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/gtk.h>
31 #include <stdio.h>
32 #include <ctype.h>
33 #include <string.h>
34 #include <stdlib.h>
35 #include <errno.h>
36 #if HAVE_SYS_WAIT_H
37 #include <sys/wait.h>
38 #endif
39
40 #include "main.h"
41 #include "summaryview.h"
42 #include "procheader.h"
43 #include "prefs_common.h"
44 #include "codeconv.h"
45 #include "utils.h"
46 #include "gtkutils.h"
47 #include "procmime.h"
48 #include "html.h"
49 #include "enriched.h"
50 #include "compose.h"
51 #ifndef USE_ALT_ADDRBOOK
52 #include "addressbook.h"
53 #include "addrindex.h"
54 #else
55 #include "addressbook-dbus.h"
56 #include "addressadd.h"
57 #endif
58 #include "displayheader.h"
59 #include "account.h"
60 #include "mimeview.h"
61 #include "alertpanel.h"
62 #include "menu.h"
63 #include "image_viewer.h"
64 #include "filesel.h"
65 #include "inputdialog.h"
66 #include "timing.h"
67 #include "tags.h"
68 #include "manage_window.h"
69 #include "folder_item_prefs.h"
70 #include "hooks.h"
71 #include "avatars.h"
72 #include "file-utils.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 GdkColor diff_added_color = {
107 (gulong)0,
108 (gushort)0,
109 (gushort)0,
110 (gushort)0
111 };
112
113 static GdkColor diff_deleted_color = {
114 (gulong)0,
115 (gushort)0,
116 (gushort)0,
117 (gushort)0
118 };
119
120 static GdkColor diff_hunk_color = {
121 (gulong)0,
122 (gushort)0,
123 (gushort)0,
124 (gushort)0
125 };
126
127 static GdkColor tags_bgcolor = {
128 (gulong)0,
129 (gushort)0,
130 (gushort)0,
131 (gushort)0
132 };
133
134 static GdkColor tags_color = {
135 (gulong)0,
136 (gushort)0,
137 (gushort)0,
138 (gushort)0
139 };
140
141 static GdkCursor *hand_cursor = NULL;
142 static GdkCursor *text_cursor = NULL;
143 static GdkCursor *watch_cursor= NULL;
144
145 #define TEXTVIEW_STATUSBAR_PUSH(textview, str) \
146 { if (textview->messageview->statusbar) \
147 gtk_statusbar_push(GTK_STATUSBAR(textview->messageview->statusbar), \
148 textview->messageview->statusbar_cid, str); \
149 }
150
151 #define TEXTVIEW_STATUSBAR_POP(textview) \
152 { if (textview->messageview->statusbar) \
153 gtk_statusbar_pop(GTK_STATUSBAR(textview->messageview->statusbar), \
154 textview->messageview->statusbar_cid); \
155 }
156
157 static void textview_show_ertf (TextView *textview,
158 FILE *fp,
159 CodeConverter *conv);
160 static void textview_add_part (TextView *textview,
161 MimeInfo *mimeinfo);
162 static void textview_add_parts (TextView *textview,
163 MimeInfo *mimeinfo);
164 static void textview_write_body (TextView *textview,
165 MimeInfo *mimeinfo);
166 static void textview_show_html (TextView *textview,
167 FILE *fp,
168 CodeConverter *conv);
169
170 static void textview_write_line (TextView *textview,
171 const gchar *str,
172 CodeConverter *conv,
173 gboolean do_quote_folding);
174 static void textview_write_link (TextView *textview,
175 const gchar *str,
176 const gchar *uri,
177 CodeConverter *conv);
178
179 static GPtrArray *textview_scan_header (TextView *textview,
180 FILE *fp);
181 static void textview_show_header (TextView *textview,
182 GPtrArray *headers);
183
184 static gint textview_key_pressed (GtkWidget *widget,
185 GdkEventKey *event,
186 TextView *textview);
187 static gboolean textview_motion_notify (GtkWidget *widget,
188 GdkEventMotion *motion,
189 TextView *textview);
190 static gboolean textview_leave_notify (GtkWidget *widget,
191 GdkEventCrossing *event,
192 TextView *textview);
193 static gboolean textview_visibility_notify (GtkWidget *widget,
194 GdkEventVisibility *event,
195 TextView *textview);
196 static void textview_uri_update (TextView *textview,
197 gint x,
198 gint y);
199 static gboolean textview_get_uri_range (TextView *textview,
200 GtkTextIter *iter,
201 GtkTextTag *tag,
202 GtkTextIter *start_iter,
203 GtkTextIter *end_iter);
204 static ClickableText *textview_get_uri_from_range (TextView *textview,
205 GtkTextIter *iter,
206 GtkTextTag *tag,
207 GtkTextIter *start_iter,
208 GtkTextIter *end_iter);
209 static ClickableText *textview_get_uri (TextView *textview,
210 GtkTextIter *iter,
211 GtkTextTag *tag);
212 static gboolean textview_uri_button_pressed (GtkTextTag *tag,
213 GObject *obj,
214 GdkEvent *event,
215 GtkTextIter *iter,
216 TextView *textview);
217
218 static void textview_uri_list_remove_all (GSList *uri_list);
219
220 static void textview_toggle_quote (TextView *textview,
221 GSList *start_list,
222 ClickableText *uri,
223 gboolean expand_only);
224
225 static void open_uri_cb (GtkAction *action,
226 TextView *textview);
227 static void copy_uri_cb (GtkAction *action,
228 TextView *textview);
229 static void add_uri_to_addrbook_cb (GtkAction *action,
230 TextView *textview);
231 static void reply_to_uri_cb (GtkAction *action,
232 TextView *textview);
233 static void mail_to_uri_cb (GtkAction *action,
234 TextView *textview);
235 static void copy_mail_to_uri_cb (GtkAction *action,
236 TextView *textview);
237 static void textview_show_tags(TextView *textview);
238
239 static GtkActionEntry textview_link_popup_entries[] =
240 {
241 {"TextviewPopupLink", NULL, "TextviewPopupLink", NULL, NULL, NULL },
242 {"TextviewPopupLink/Open", NULL, N_("_Open in web browser"), NULL, NULL, G_CALLBACK(open_uri_cb) },
243 {"TextviewPopupLink/Copy", NULL, N_("Copy this _link"), NULL, NULL, G_CALLBACK(copy_uri_cb) },
244 };
245
246 static GtkActionEntry textview_mail_popup_entries[] =
247 {
248 {"TextviewPopupMail", NULL, "TextviewPopupMail", NULL, NULL, NULL },
249 {"TextviewPopupMail/Compose", NULL, N_("Compose _new message"), NULL, NULL, G_CALLBACK(mail_to_uri_cb) },
250 {"TextviewPopupMail/ReplyTo", NULL, N_("_Reply to this address"), NULL, NULL, G_CALLBACK(reply_to_uri_cb) },
251 {"TextviewPopupMail/AddAB", NULL, N_("Add to _Address book"), NULL, NULL, G_CALLBACK(add_uri_to_addrbook_cb) },
252 {"TextviewPopupMail/Copy", NULL, N_("Copy this add_ress"), NULL, NULL, G_CALLBACK(copy_mail_to_uri_cb) },
253 };
254
255 static void scrolled_cb (GtkAdjustment *adj, TextView *textview)
256 {
257 #ifndef WIDTH
258 # define WIDTH 48
259 # define HEIGHT 48
260 #endif
261 if (textview->image) {
262 GtkAllocation allocation;
263 gint x, y, x1;
264 gtk_widget_get_allocation(textview->text, &allocation);
265 x1 = allocation.width - WIDTH - 5;
266 gtk_text_view_buffer_to_window_coords(
267 GTK_TEXT_VIEW(textview->text),
268 GTK_TEXT_WINDOW_TEXT, x1, 5, &x, &y);
269 gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text),
270 textview->image, x1, y);
271 }
272 }
273
274 static void textview_size_allocate_cb (GtkWidget *widget,
275 GtkAllocation *allocation,
276 gpointer data)
277 {
278 scrolled_cb(NULL, (TextView *)data);
279 }
280
281 TextView *textview_create(void)
282 {
283 TextView *textview;
284 GtkWidget *vbox;
285 GtkWidget *scrolledwin;
286 GtkWidget *text;
287 GtkTextBuffer *buffer;
288 GtkClipboard *clipboard;
289 GtkAdjustment *adj;
290
291 debug_print("Creating text view...\n");
292 textview = g_new0(TextView, 1);
293
294 scrolledwin = gtk_scrolled_window_new(NULL, NULL);
295 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
296 GTK_POLICY_AUTOMATIC,
297 GTK_POLICY_AUTOMATIC);
298 gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
299 GTK_SHADOW_IN);
300 gtk_widget_set_size_request
301 (scrolledwin, prefs_common.mainview_width, -1);
302
303 /* create GtkSText widgets for single-byte and multi-byte character */
304 text = gtk_text_view_new();
305 gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
306 gtk_widget_show(text);
307 gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
308 gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR);
309 gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
310 gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
311 gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
312
313 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
314 clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
315 gtk_text_buffer_add_selection_clipboard(buffer, clipboard);
316
317 gtk_widget_ensure_style(text);
318
319 g_object_ref(scrolledwin);
320
321 gtk_container_add(GTK_CONTAINER(scrolledwin), text);
322
323 g_signal_connect(G_OBJECT(text), "key-press-event",
324 G_CALLBACK(textview_key_pressed), textview);
325 g_signal_connect(G_OBJECT(text), "motion-notify-event",
326 G_CALLBACK(textview_motion_notify), textview);
327 g_signal_connect(G_OBJECT(text), "leave-notify-event",
328 G_CALLBACK(textview_leave_notify), textview);
329 g_signal_connect(G_OBJECT(text), "visibility-notify-event",
330 G_CALLBACK(textview_visibility_notify), textview);
331 adj = gtk_scrolled_window_get_vadjustment(
332 GTK_SCROLLED_WINDOW(scrolledwin));
333 g_signal_connect(G_OBJECT(adj), "value-changed",
334 G_CALLBACK(scrolled_cb), textview);
335 g_signal_connect(G_OBJECT(text), "size_allocate",
336 G_CALLBACK(textview_size_allocate_cb),
337 textview);
338
339
340 gtk_widget_show(scrolledwin);
341
342 vbox = gtk_vbox_new(FALSE, 0);
343 gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
344
345 gtk_widget_show(vbox);
346
347
348 textview->ui_manager = gtk_ui_manager_new();
349 textview->link_action_group = cm_menu_create_action_group_full(textview->ui_manager,
350 "TextviewPopupLink",
351 textview_link_popup_entries,
352 G_N_ELEMENTS(textview_link_popup_entries), (gpointer)textview);
353 textview->mail_action_group = cm_menu_create_action_group_full(textview->ui_manager,
354 "TextviewPopupMail",
355 textview_mail_popup_entries,
356 G_N_ELEMENTS(textview_mail_popup_entries), (gpointer)textview);
357
358 MENUITEM_ADDUI_MANAGER(textview->ui_manager, "/", "Menus", "Menus", GTK_UI_MANAGER_MENUBAR)
359 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
360 "/Menus", "TextviewPopupLink", "TextviewPopupLink", GTK_UI_MANAGER_MENU)
361 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
362 "/Menus", "TextviewPopupMail", "TextviewPopupMail", GTK_UI_MANAGER_MENU)
363
364 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
365 "/Menus/TextviewPopupLink", "Open", "TextviewPopupLink/Open", GTK_UI_MANAGER_MENUITEM)
366 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
367 "/Menus/TextviewPopupLink", "Copy", "TextviewPopupLink/Copy", GTK_UI_MANAGER_MENUITEM)
368 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
369 "/Menus/TextviewPopupMail", "Compose", "TextviewPopupMail/Compose", GTK_UI_MANAGER_MENUITEM)
370 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
371 "/Menus/TextviewPopupMail", "ReplyTo", "TextviewPopupMail/ReplyTo", GTK_UI_MANAGER_MENUITEM)
372 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
373 "/Menus/TextviewPopupMail", "AddAB", "TextviewPopupMail/AddAB", GTK_UI_MANAGER_MENUITEM)
374 MENUITEM_ADDUI_MANAGER(textview->ui_manager,
375 "/Menus/TextviewPopupMail", "Copy", "TextviewPopupMail/Copy", GTK_UI_MANAGER_MENUITEM)
376
377 textview->link_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
378 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupLink")) );
379 textview->mail_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
380 gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupMail")) );
381
382 textview->vbox = vbox;
383 textview->scrolledwin = scrolledwin;
384 textview->text = text;
385 textview->uri_list = NULL;
386 textview->body_pos = 0;
387 textview->last_buttonpress = GDK_NOTHING;
388 textview->image = NULL;
389 return textview;
390 }
391
392 static void textview_create_tags(GtkTextView *text, TextView *textview)
393 {
394 GtkTextBuffer *buffer;
395 GtkTextTag *tag, *qtag;
396 static PangoFontDescription *font_desc, *bold_font_desc;
397
398 if (!font_desc)
399 font_desc = pango_font_description_from_string
400 (NORMAL_FONT);
401
402 if (!bold_font_desc) {
403 if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
404 bold_font_desc = pango_font_description_from_string
405 (NORMAL_FONT);
406 pango_font_description_set_weight
407 (bold_font_desc, PANGO_WEIGHT_BOLD);
408 } else {
409 bold_font_desc = pango_font_description_from_string
410 (BOLD_FONT);
411 }
412 }
413
414 buffer = gtk_text_view_get_buffer(text);
415
416 gtk_text_buffer_create_tag(buffer, "header",
417 "pixels-above-lines", 0,
418 "pixels-above-lines-set", TRUE,
419 "pixels-below-lines", 0,
420 "pixels-below-lines-set", TRUE,
421 "font-desc", font_desc,
422 "left-margin", 3,
423 "left-margin-set", TRUE,
424 NULL);
425 gtk_text_buffer_create_tag(buffer, "header_title",
426 "font-desc", bold_font_desc,
427 NULL);
428 tag = gtk_text_buffer_create_tag(buffer, "hlink",
429 "pixels-above-lines", 0,
430 "pixels-above-lines-set", TRUE,
431 "pixels-below-lines", 0,
432 "pixels-below-lines-set", TRUE,
433 "font-desc", font_desc,
434 "left-margin", 3,
435 "left-margin-set", TRUE,
436 "foreground-gdk", &uri_color,
437 NULL);
438 g_signal_connect(G_OBJECT(tag), "event",
439 G_CALLBACK(textview_uri_button_pressed), textview);
440 if (prefs_common.enable_bgcolor) {
441 gtk_text_buffer_create_tag(buffer, "quote0",
442 "foreground-gdk", &quote_colors[0],
443 "paragraph-background-gdk", &quote_bgcolors[0],
444 NULL);
445 gtk_text_buffer_create_tag(buffer, "quote1",
446 "foreground-gdk", &quote_colors[1],
447 "paragraph-background-gdk", &quote_bgcolors[1],
448 NULL);
449 gtk_text_buffer_create_tag(buffer, "quote2",
450 "foreground-gdk", &quote_colors[2],
451 "paragraph-background-gdk", &quote_bgcolors[2],
452 NULL);
453 } else {
454 gtk_text_buffer_create_tag(buffer, "quote0",
455 "foreground-gdk", &quote_colors[0],
456 NULL);
457 gtk_text_buffer_create_tag(buffer, "quote1",
458 "foreground-gdk", &quote_colors[1],
459 NULL);
460 gtk_text_buffer_create_tag(buffer, "quote2",
461 "foreground-gdk", &quote_colors[2],
462 NULL);
463 }
464 gtk_text_buffer_create_tag(buffer, "tags",
465 "foreground-gdk", &tags_color,
466 "paragraph-background-gdk", &tags_bgcolor,
467 NULL);
468 gtk_text_buffer_create_tag(buffer, "emphasis",
469 "foreground-gdk", &emphasis_color,
470 NULL);
471 gtk_text_buffer_create_tag(buffer, "signature",
472 "foreground-gdk", &signature_color,
473 NULL);
474 tag = gtk_text_buffer_create_tag(buffer, "link",
475 "foreground-gdk", &uri_color,
476 NULL);
477 qtag = gtk_text_buffer_create_tag(buffer, "qlink",
478 NULL);
479 gtk_text_buffer_create_tag(buffer, "link-hover",
480 "underline", PANGO_UNDERLINE_SINGLE,
481 NULL);
482 gtk_text_buffer_create_tag(buffer, "diff-add",
483 "foreground-gdk", &diff_added_color,
484 NULL);
485 gtk_text_buffer_create_tag(buffer, "diff-del",
486 "foreground-gdk", &diff_deleted_color,
487 NULL);
488 gtk_text_buffer_create_tag(buffer, "diff-add-file",
489 "foreground-gdk", &diff_added_color,
490 "weight", PANGO_WEIGHT_BOLD,
491 NULL);
492 gtk_text_buffer_create_tag(buffer, "diff-del-file",
493 "foreground-gdk", &diff_deleted_color,
494 "weight", PANGO_WEIGHT_BOLD,
495 NULL);
496 gtk_text_buffer_create_tag(buffer, "diff-hunk",
497 "foreground-gdk", &diff_hunk_color,
498 "weight", PANGO_WEIGHT_BOLD,
499 NULL);
500 g_signal_connect(G_OBJECT(qtag), "event",
501 G_CALLBACK(textview_uri_button_pressed), textview);
502 g_signal_connect(G_OBJECT(tag), "event",
503 G_CALLBACK(textview_uri_button_pressed), textview);
504 /* if (font_desc)
505 pango_font_description_free(font_desc);
506 if (bold_font_desc)
507 pango_font_description_free(bold_font_desc);*/
508 }
509
510 void textview_init(TextView *textview)
511 {
512 if (!hand_cursor)
513 hand_cursor = gdk_cursor_new(GDK_HAND2);
514 if (!text_cursor)
515 text_cursor = gdk_cursor_new(GDK_XTERM);
516 if (!watch_cursor)
517 watch_cursor = gdk_cursor_new(GDK_WATCH);
518
519 textview_reflect_prefs(textview);
520 textview_set_font(textview, NULL);
521 textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
522 }
523
524 #define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
525 tag = gtk_text_tag_table_lookup(tags, tagname); \
526 if (tag) \
527 g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, "paragraph-background-gdk", colorbg, NULL); \
528 }
529
530 static void textview_update_message_colors(TextView *textview)
531 {
532 GdkColor black = {0, 0, 0, 0};
533 GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
534
535 GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
536 GtkTextTag *tag = NULL;
537
538 quote_bgcolors[0] = quote_bgcolors[1] = quote_bgcolors[2] = black;
539 quote_colors[0] = quote_colors[1] = quote_colors[2] = black;
540 uri_color = emphasis_color = signature_color = diff_added_color =
541 diff_deleted_color = diff_hunk_color = black;
542 tags_bgcolor = tags_color = black;
543
544 if (prefs_common.enable_color) {
545 /* grab the quote colors, converting from an int to a GdkColor */
546 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_QUOTE_LEVEL1],
547 &quote_colors[0]);
548 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_QUOTE_LEVEL2],
549 &quote_colors[1]);
550 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_QUOTE_LEVEL3],
551 &quote_colors[2]);
552 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_URI],
553 &uri_color);
554 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_SIGNATURE],
555 &signature_color);
556 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_EMPHASIS],
557 &emphasis_color);
558 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_DIFF_ADDED],
559 &diff_added_color);
560 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_DIFF_DELETED],
561 &diff_deleted_color);
562 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_DIFF_HUNK],
563 &diff_hunk_color);
564 }
565 if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
566 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_QUOTE_LEVEL1_BG],
567 &quote_bgcolors[0]);
568 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_QUOTE_LEVEL2_BG],
569 &quote_bgcolors[1]);
570 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_QUOTE_LEVEL3_BG],
571 &quote_bgcolors[2]);
572 CHANGE_TAG_COLOR("quote0", &quote_colors[0], &quote_bgcolors[0]);
573 CHANGE_TAG_COLOR("quote1", &quote_colors[1], &quote_bgcolors[1]);
574 CHANGE_TAG_COLOR("quote2", &quote_colors[2], &quote_bgcolors[2]);
575 } else {
576 CHANGE_TAG_COLOR("quote0", &quote_colors[0], NULL);
577 CHANGE_TAG_COLOR("quote1", &quote_colors[1], NULL);
578 CHANGE_TAG_COLOR("quote2", &quote_colors[2], NULL);
579 }
580
581 CHANGE_TAG_COLOR("emphasis", &emphasis_color, NULL);
582 CHANGE_TAG_COLOR("signature", &signature_color, NULL);
583 CHANGE_TAG_COLOR("link", &uri_color, NULL);
584 CHANGE_TAG_COLOR("link-hover", &uri_color, NULL);
585 CHANGE_TAG_COLOR("diff-add", &diff_added_color, NULL);
586 CHANGE_TAG_COLOR("diff-del", &diff_deleted_color, NULL);
587 CHANGE_TAG_COLOR("diff-add-file", &diff_added_color, NULL);
588 CHANGE_TAG_COLOR("diff-del-file", &diff_deleted_color, NULL);
589 CHANGE_TAG_COLOR("diff-hunk", &diff_hunk_color, NULL);
590
591 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_TAGS_BG],
592 &tags_bgcolor);
593 gtkut_convert_int_to_gdk_color(prefs_common.color[COL_TAGS],
594 &tags_color);
595 }
596 #undef CHANGE_TAG_COLOR
597
598 void textview_reflect_prefs(TextView *textview)
599 {
600 textview_set_font(textview, NULL);
601 textview_update_message_colors(textview);
602 gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text),
603 prefs_common.textview_cursor_visible);
604 }
605
606 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
607 {
608 START_TIMING("");
609 cm_return_if_fail(mimeinfo != NULL);
610 cm_return_if_fail(fp != NULL);
611
612 textview->loading = TRUE;
613 textview->stop_loading = FALSE;
614
615 textview_clear(textview);
616
617 if (mimeinfo->type == MIMETYPE_MULTIPART ||
618 (mimeinfo->type == MIMETYPE_MESSAGE && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
619 textview_add_parts(textview, mimeinfo);
620 } else {
621 if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
622 perror("fseek");
623
624 textview_write_body(textview, mimeinfo);
625 }
626
627 textview->loading = FALSE;
628 textview->stop_loading = FALSE;
629 textview_set_position(textview, 0);
630
631 END_TIMING();
632 }
633
634 static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
635 {
636 GtkAllocation allocation;
637 GtkTextView *text;
638 GtkTextBuffer *buffer;
639 GtkTextIter iter, start_iter;
640 gchar buf[BUFFSIZE];
641 GPtrArray *headers = NULL;
642 const gchar *name;
643 gchar *content_type;
644 gint charcount;
645
646 START_TIMING("");
647
648 cm_return_if_fail(mimeinfo != NULL);
649 text = GTK_TEXT_VIEW(textview->text);
650 buffer = gtk_text_view_get_buffer(text);
651 charcount = gtk_text_buffer_get_char_count(buffer);
652 gtk_text_buffer_get_end_iter(buffer, &iter);
653
654 if (textview->stop_loading) {
655 return;
656 }
657 if (mimeinfo->type == MIMETYPE_MULTIPART) {
658 END_TIMING();
659 return;
660 }
661
662 textview->prev_quote_level = -1;
663
664 if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
665 FILE *fp;
666 if (mimeinfo->content == MIMECONTENT_MEM)
667 fp = str_open_as_stream(mimeinfo->data.mem);
668 else
669 fp = claws_fopen(mimeinfo->data.filename, "rb");
670 if (!fp) {
671 FILE_OP_ERROR(mimeinfo->data.filename, "claws_fopen");
672 END_TIMING();
673 return;
674 }
675 if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
676 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
677 claws_fclose(fp);
678 END_TIMING();
679 return;
680 }
681 headers = textview_scan_header(textview, fp);
682 if (headers) {
683 if (charcount > 0)
684 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
685
686 if (procmime_mimeinfo_parent(mimeinfo) == NULL)
687 textview_show_tags(textview);
688 textview_show_header(textview, headers);
689 procheader_header_array_destroy(headers);
690 }
691 claws_fclose(fp);
692 END_TIMING();
693 return;
694 }
695
696 name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
697 content_type = procmime_get_content_type_str(mimeinfo->type,
698 mimeinfo->subtype);
699 if (name == NULL)
700 name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
701 if (name != NULL)
702 g_snprintf(buf, sizeof(buf), _("[%s %s (%d bytes)]"),
703 name, content_type, mimeinfo->length);
704 else
705 g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
706 content_type, mimeinfo->length);
707
708 g_free(content_type);
709
710 if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
711 || (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
712 mimeinfo->type != MIMETYPE_TEXT)) {
713 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
714 TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
715 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
716 if (mimeinfo->type == MIMETYPE_IMAGE &&
717 prefs_common.inline_img ) {
718 GdkPixbuf *pixbuf;
719 GError *error = NULL;
720 ClickableText *uri;
721
722 START_TIMING("inserting image");
723
724 pixbuf = procmime_get_part_as_pixbuf(mimeinfo, &error);
725 if (error != NULL) {
726 g_warning("Can't load the image: %s\n", error->message);
727 g_error_free(error);
728 END_TIMING();
729 return;
730 }
731
732 if (textview->stop_loading) {
733 END_TIMING();
734 return;
735 }
736
737 gtk_widget_get_allocation(textview->scrolledwin, &allocation);
738 pixbuf = claws_load_pixbuf_fitting(pixbuf,
739 allocation.width,
740 allocation.height);
741
742 if (textview->stop_loading) {
743 END_TIMING();
744 return;
745 }
746
747 uri = g_new0(ClickableText, 1);
748 uri->uri = g_strdup("");
749 uri->filename = g_strdup("sc://select_attachment");
750 uri->data = mimeinfo;
751
752 uri->start = gtk_text_iter_get_offset(&iter);
753 gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
754 g_object_unref(pixbuf);
755 if (textview->stop_loading) {
756 g_free(uri);
757 return;
758 }
759 uri->end = gtk_text_iter_get_offset(&iter);
760
761 textview->uri_list =
762 g_slist_prepend(textview->uri_list, uri);
763
764 gtk_text_buffer_insert(buffer, &iter, " ", 1);
765 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
766 gtk_text_buffer_apply_tag_by_name(buffer, "link",
767 &start_iter, &iter);
768
769 END_TIMING();
770 GTK_EVENTS_FLUSH();
771 }
772 } else if (mimeinfo->type == MIMETYPE_TEXT) {
773 if (prefs_common.display_header && (charcount > 0))
774 gtk_text_buffer_insert(buffer, &iter, "\n", 1);
775
776 if (!gtk_text_buffer_get_mark(buffer, "body_start")) {
777 gtk_text_buffer_get_end_iter(buffer, &iter);
778 gtk_text_buffer_create_mark(buffer, "body_start", &iter, TRUE);
779 }
780
781 textview_write_body(textview, mimeinfo);
782
783 if (!gtk_text_buffer_get_mark(buffer, "body_end")) {
784 gtk_text_buffer_get_end_iter(buffer, &iter);
785 gtk_text_buffer_create_mark(buffer, "body_end", &iter, TRUE);
786 }
787 }
788 END_TIMING();
789 }
790
791 static void recursive_add_parts(TextView *textview, GNode *node)
792 {
793 GNode * iter;
794 MimeInfo *mimeinfo;
795 START_TIMING("");
796
797 mimeinfo = (MimeInfo *) node->data;
798
799 textview_add_part(textview, mimeinfo);
800 #ifdef GENERIC_UMPC
801 textview_set_position(textview, 0);
802 #endif
803 if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
804 (mimeinfo->type != MIMETYPE_MESSAGE)) {
805 END_TIMING();
806 return;
807 }
808 if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
809 GNode * preferred_body;
810 int preferred_score;
811
812 /*
813 text/plain : score 3
814 text/ * : score 2
815 other : score 1
816 */
817 preferred_body = NULL;
818 preferred_score = 0;
819
820 for (iter = g_node_first_child(node) ; iter != NULL ;
821 iter = g_node_next_sibling(iter)) {
822 int score;
823 MimeInfo * submime;
824
825 score = 1;
826 submime = (MimeInfo *) iter->data;
827 if (submime->type == MIMETYPE_TEXT)
828 score = 2;
829
830 if (submime->subtype != NULL) {
831 if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
832 score = 3;
833 }
834
835 if (score > preferred_score) {
836 preferred_score = score;
837 preferred_body = iter;
838 }
839 }
840
841 if (preferred_body != NULL) {
842 recursive_add_parts(textview, preferred_body);
843 }
844 }
845 else {
846 for (iter = g_node_first_child(node) ; iter != NULL ;
847 iter = g_node_next_sibling(iter)) {
848 recursive_add_parts(textview, iter);
849 }
850 }
851 END_TIMING();
852 }
853
854 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
855 {
856 cm_return_if_fail(mimeinfo != NULL);
857 cm_return_if_fail(mimeinfo->node != NULL);
858
859 recursive_add_parts(textview, mimeinfo->node);
860 }
861
862 void textview_show_error(TextView *textview)
863 {
864 GtkTextView *text;
865 GtkTextBuffer *buffer;
866 GtkTextIter iter;
867
868 textview_set_font(textview, NULL);
869 textview_clear(textview);
870
871 text = GTK_TEXT_VIEW(textview->text);
872 buffer = gtk_text_view_get_buffer(text);
873 gtk_text_buffer_get_start_iter(buffer, &iter);
874
875 TEXTVIEW_INSERT(_("\n"
876 " This message can't be displayed.\n"
877 " This is probably due to a network error.\n"
878 "\n"
879 " Use "));
880 TEXTVIEW_INSERT_LINK(_("'Network Log'"), "sc://view_log", NULL);
881 TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
882 textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
883 }
884
885 void textview_show_info(TextView *textview, const gchar *info_str)
886 {
887 GtkTextView *text;
888 GtkTextBuffer *buffer;
889 GtkTextIter iter;
890
891 textview_set_font(textview, NULL);
892 textview_clear(textview);
893
894 text = GTK_TEXT_VIEW(textview->text);
895 buffer = gtk_text_view_get_buffer(text);
896 gtk_text_buffer_get_start_iter(buffer, &iter);
897
898 TEXTVIEW_INSERT(info_str);
899 textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
900 textview_cursor_normal(textview);
901 }
902
903 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
904 {
905 GtkTextView *text;
906 GtkTextBuffer *buffer;
907 GtkTextIter iter;
908 const gchar *name;
909 gchar *content_type;
910 GtkUIManager *ui_manager;
911 #ifndef GENERIC_UMPC
912 gchar *shortcut;
913 #endif
914
915 if (!partinfo) return;
916
917 if (textview->messageview->window != NULL)
918 ui_manager = textview->messageview->ui_manager;
919 else
920 ui_manager = textview->messageview->mainwin->ui_manager;
921
922 textview_set_font(textview, NULL);
923 textview_clear(textview);
924
925 text = GTK_TEXT_VIEW(textview->text);
926 buffer = gtk_text_view_get_buffer(text);
927 gtk_text_buffer_get_start_iter(buffer, &iter);
928
929 TEXTVIEW_INSERT("\n");
930
931 name = procmime_mimeinfo_get_parameter(partinfo, "filename");
932 if (name == NULL)
933 name = procmime_mimeinfo_get_parameter(partinfo, "name");
934 if (name != NULL) {
935 content_type = procmime_get_content_type_str(partinfo->type,
936 partinfo->subtype);
937 TEXTVIEW_INSERT(" ");
938 TEXTVIEW_INSERT_BOLD(name);
939 TEXTVIEW_INSERT(" (");
940 TEXTVIEW_INSERT(content_type);
941 TEXTVIEW_INSERT(", ");
942 TEXTVIEW_INSERT(to_human_readable((goffset)partinfo->length));
943 TEXTVIEW_INSERT("):\n\n");
944
945 g_free(content_type);
946 }
947 TEXTVIEW_INSERT(_(" The following can be performed on this part\n"));
948 #ifndef GENERIC_UMPC
949 TEXTVIEW_INSERT(_(" by right-clicking the icon or list item:"));
950 #endif
951 TEXTVIEW_INSERT("\n");
952
953 TEXTVIEW_INSERT(_(" - To save, select "));
954 TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
955 #ifndef GENERIC_UMPC
956 TEXTVIEW_INSERT(_(" (Shortcut key: '"));
957 shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/File/SavePartAs");
958 TEXTVIEW_INSERT(shortcut);
959 g_free(shortcut);
960 TEXTVIEW_INSERT("')");
961 #endif
962 TEXTVIEW_INSERT("\n");
963
964 TEXTVIEW_INSERT(_(" - To display as text, select "));
965 TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
966
967 #ifndef GENERIC_UMPC
968 TEXTVIEW_INSERT(_(" (Shortcut key: '"));
969 shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/View/Part/AsText");
970 TEXTVIEW_INSERT(shortcut);
971 g_free(shortcut);
972 TEXTVIEW_INSERT("')");
973 #endif
974 TEXTVIEW_INSERT("\n");
975
976 TEXTVIEW_INSERT(_(" - To open with an external program, select "));
977 TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
978
979 #ifndef GENERIC_UMPC
980 TEXTVIEW_INSERT(_(" (Shortcut key: '"));
981 shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/View/Part/Open");
982 TEXTVIEW_INSERT(shortcut);
983 g_free(shortcut);
984 TEXTVIEW_INSERT("')\n");
985 TEXTVIEW_INSERT(_(" (alternately double-click, or click the middle "));
986 TEXTVIEW_INSERT(_("mouse button)\n"));
987 #ifndef G_OS_WIN32
988 TEXTVIEW_INSERT(_(" - Or use "));
989 TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
990 TEXTVIEW_INSERT(_(" (Shortcut key: '"));
991 shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/View/Part/OpenWith");
992 TEXTVIEW_INSERT(shortcut);
993 g_free(shortcut);
994 TEXTVIEW_INSERT("')");
995 #endif
996 #endif
997 TEXTVIEW_INSERT("\n");
998
999 textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
1000 }
1001
1002 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
1003 {
1004 FILE *tmpfp;
1005 gchar buf[BUFFSIZE];
1006 CodeConverter *conv;
1007 const gchar *charset;
1008 #ifndef G_OS_WIN32
1009 const gchar *p, *cmd;
1010 #endif
1011 GSList *cur;
1012 gboolean continue_write = TRUE;
1013 size_t wrote = 0, i = 0;
1014
1015 if (textview->messageview->forced_charset)
1016 charset = textview->messageview->forced_charset;
1017 else {
1018 /* use supersets transparently when possible */
1019 charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
1020 if (charset && !strcasecmp(charset, CS_ISO_8859_1))
1021 charset = CS_WINDOWS_1252;
1022 else if (charset && !strcasecmp(charset, CS_X_GBK))
1023 charset = CS_GB18030;
1024 else if (charset && !strcasecmp(charset, CS_GBK))
1025 charset = CS_GB18030;
1026 else if (charset && !strcasecmp(charset, CS_GB2312))
1027 charset = CS_GB18030;
1028 }
1029
1030 textview_set_font(textview, charset);
1031
1032 conv = conv_code_converter_new(charset);
1033
1034 procmime_force_encoding(textview->messageview->forced_encoding);
1035
1036 textview->is_in_signature = FALSE;
1037 textview->is_diff = FALSE;
1038 textview->is_attachment = FALSE;;
1039 textview->is_in_git_patch = FALSE;
1040
1041 procmime_decode_content(mimeinfo);
1042
1043 account_sigsep_matchlist_create();
1044
1045 if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
1046 prefs_common.render_html) {
1047 gchar *filename;
1048
1049 filename = procmime_get_tmp_file_name(mimeinfo);
1050 if (procmime_get_part(filename, mimeinfo) == 0) {
1051 tmpfp = claws_fopen(filename, "rb");
1052 if (tmpfp) {
1053 textview_show_html(textview, tmpfp, conv);
1054 claws_fclose(tmpfp);
1055 }
1056 claws_unlink(filename);
1057 }
1058 g_free(filename);
1059 } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
1060 gchar *filename;
1061
1062 filename = procmime_get_tmp_file_name(mimeinfo);
1063 if (procmime_get_part(filename, mimeinfo) == 0) {
1064 tmpfp = claws_fopen(filename, "rb");
1065 if (tmpfp) {
1066 textview_show_ertf(textview, tmpfp, conv);
1067 claws_fclose(tmpfp);
1068 }
1069 claws_unlink(filename);
1070 }
1071 g_free(filename);
1072 #ifndef G_OS_WIN32
1073 } else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
1074 (cmd = prefs_common.mime_textviewer) && *cmd &&
1075 (p = strchr(cmd, '%')) && *(p + 1) == 's') {
1076 int pid, pfd[2];
1077 const gchar *fname;
1078
1079 fname = procmime_get_tmp_file_name(mimeinfo);
1080 if (procmime_get_part(fname, mimeinfo)) goto textview_default;
1081
1082 g_snprintf(buf, sizeof(buf), cmd, fname);
1083 debug_print("Viewing text content of type: %s (length: %d) "
1084 "using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
1085
1086 if (pipe(pfd) < 0) {
1087 g_snprintf(buf, sizeof(buf),
1088 "pipe failed for textview\n\n%s\n", g_strerror(errno));
1089 textview_write_line(textview, buf, conv, TRUE);
1090 goto textview_default;
1091 }
1092 pid = fork();
1093 if (pid < 0) {
1094 g_snprintf(buf, sizeof(buf),
1095 "fork failed for textview\n\n%s\n", g_strerror(errno));
1096 textview_write_line(textview, buf, conv, TRUE);
1097 close(pfd[0]);
1098 close(pfd[1]);
1099 goto textview_default;
1100 }
1101 if (pid == 0) { /* child */
1102 int rc;
1103 gchar **argv;
1104 argv = strsplit_with_quote(buf, " ", 0);
1105 close(1);
1106 close(pfd[0]);
1107 rc = dup(pfd[1]);
1108 rc = execvp(argv[0], argv);
1109 perror("execvp");
1110 close(pfd[1]);
1111 g_print(_("The command to view attachment "
1112 "as text failed:\n"
1113 " %s\n"
1114 "Exit code %d\n"), buf, rc);
1115 exit(255);
1116 }
1117 close(pfd[1]);
1118 tmpfp = claws_fdopen(pfd[0], "rb");
1119 while (claws_fgets(buf, sizeof(buf), tmpfp)) {
1120 textview_write_line(textview, buf, conv, TRUE);
1121
1122 if (textview->stop_loading) {
1123 claws_fclose(tmpfp);
1124 waitpid(pid, pfd, 0);
1125 g_unlink(fname);
1126 account_sigsep_matchlist_delete();
1127 return;
1128 }
1129 }
1130
1131 claws_fclose(tmpfp);
1132 waitpid(pid, pfd, 0);
1133 g_unlink(fname);
1134 #endif
1135 } else {
1136 #ifndef G_OS_WIN32
1137 textview_default:
1138 #endif
1139 if (!g_ascii_strcasecmp(mimeinfo->subtype, "x-patch")
1140 || !g_ascii_strcasecmp(mimeinfo->subtype, "x-diff"))
1141 textview->is_diff = TRUE;
1142
1143 /* Displayed part is an attachment, but not an attached
1144 * e-mail. Set a flag, so that elsewhere in the code we
1145 * know not to try making collapsible quotes in it. */
1146 if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT &&
1147 mimeinfo->type != MIMETYPE_MESSAGE)
1148 textview->is_attachment = TRUE;
1149
1150 if (mimeinfo->content == MIMECONTENT_MEM)
1151 tmpfp = str_open_as_stream(mimeinfo->data.mem);
1152 else
1153 tmpfp = claws_fopen(mimeinfo->data.filename, "rb");
1154 if (!tmpfp) {
1155 FILE_OP_ERROR(mimeinfo->data.filename, "claws_fopen");
1156 account_sigsep_matchlist_delete();
1157 return;
1158 }
1159 if (fseek(tmpfp, mimeinfo->offset, SEEK_SET) < 0) {
1160 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
1161 claws_fclose(tmpfp);
1162 account_sigsep_matchlist_delete();
1163 return;
1164 }
1165 debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
1166 while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
1167 (claws_fgets(buf, sizeof(buf), tmpfp) != NULL)
1168 && continue_write) {
1169 textview_write_line(textview, buf, conv, TRUE);
1170 if (textview->stop_loading) {
1171 claws_fclose(tmpfp);
1172 account_sigsep_matchlist_delete();
1173 return;
1174 }
1175 wrote += ftell(tmpfp)-i;
1176 if (mimeinfo->length > 1024*1024
1177 && wrote > 1024*1024
1178 && !textview->messageview->show_full_text) {
1179 continue_write = FALSE;
1180 }
1181 }
1182 claws_fclose(tmpfp);
1183 }
1184
1185 account_sigsep_matchlist_delete();
1186
1187 conv_code_converter_destroy(conv);
1188 procmime_force_encoding(0);
1189
1190 textview->uri_list = g_slist_reverse(textview->uri_list);
1191 for (cur = textview->uri_list; cur; cur = cur->next) {
1192 ClickableText *uri = (ClickableText *)cur->data;
1193 if (!uri->is_quote)
1194 continue;
1195 if (!prefs_common.hide_quotes ||
1196 uri->quote_level+1 < prefs_common.hide_quotes) {
1197 textview_toggle_quote(textview, cur, uri, TRUE);
1198 if (textview->stop_loading) {
1199 return;
1200 }
1201 }
1202 }
1203
1204 if (continue_write == FALSE) {
1205 messageview_show_partial_display(
1206 textview->messageview,
1207 textview->messageview->msginfo,
1208 mimeinfo->length);
1209 }
1210 GTK_EVENTS_FLUSH();
1211 }
1212
1213 static void textview_show_html(TextView *textview, FILE *fp,
1214 CodeConverter *conv)
1215 {
1216 SC_HTMLParser *parser;
1217 gchar *str;
1218 gint lines = 0;
1219
1220 parser = sc_html_parser_new(fp, conv);
1221 cm_return_if_fail(parser != NULL);
1222
1223 account_sigsep_matchlist_create();
1224
1225 while ((str = sc_html_parse(parser)) != NULL) {
1226 if (parser->state == SC_HTML_HREF) {
1227 /* first time : get and copy the URL */
1228 if (parser->href == NULL) {
1229 /* ALF - the claws html parser returns an empty string,
1230 * if still inside an <a>, but already parsed past HREF */
1231 str = strtok(str, " ");
1232 if (str) {
1233 while (str && *str && g_ascii_isspace(*str))
1234 str++;
1235 parser->href = g_strdup(str);
1236 /* the URL may (or not) be followed by the
1237 * referenced text */
1238 str = strtok(NULL, "");
1239 }
1240 }
1241 if (str != NULL)
1242 textview_write_link(textview, str, parser->href, NULL);
1243 } else
1244 textview_write_line(textview, str, NULL, FALSE);
1245 lines++;
1246 if (lines % 500 == 0)
1247 GTK_EVENTS_FLUSH();
1248 if (textview->stop_loading) {
1249 account_sigsep_matchlist_delete();
1250 return;
1251 }
1252 }
1253 textview_write_line(textview, "\n", NULL, FALSE);
1254
1255 account_sigsep_matchlist_delete();
1256
1257 sc_html_parser_destroy(parser);
1258 }
1259
1260 static void textview_show_ertf(TextView *textview, FILE *fp,
1261 CodeConverter *conv)
1262 {
1263 ERTFParser *parser;
1264 gchar *str;
1265 gint lines = 0;
1266
1267 parser = ertf_parser_new(fp, conv);
1268 cm_return_if_fail(parser != NULL);
1269
1270 account_sigsep_matchlist_create();
1271
1272 while ((str = ertf_parse(parser)) != NULL) {
1273 textview_write_line(textview, str, NULL, FALSE);
1274 lines++;
1275 if (lines % 500 == 0)
1276 GTK_EVENTS_FLUSH();
1277 if (textview->stop_loading) {
1278 account_sigsep_matchlist_delete();
1279 return;
1280 }
1281 }
1282
1283 account_sigsep_matchlist_delete();
1284
1285 ertf_parser_destroy(parser);
1286 }
1287
1288 #define ADD_TXT_POS(bp_, ep_, pti_) \
1289 if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1290 last = last->next; \
1291 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1292 last->next = NULL; \
1293 } else { \
1294 g_warning("alloc error scanning URIs"); \
1295 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
1296 linebuf, -1, \
1297 fg_tag, NULL); \
1298 return; \
1299 }
1300
1301 #define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
1302 if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1303 last = last->next; \
1304 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1305 last->next = NULL; \
1306 } else { \
1307 g_warning("alloc error scanning URIs"); \
1308 }
1309
1310 /* textview_make_clickable_parts() - colorizes clickable parts */
1311 static void textview_make_clickable_parts(TextView *textview,
1312 const gchar *fg_tag,
1313 const gchar *uri_tag,
1314 const gchar *linebuf,
1315 gboolean hdr)
1316 {
1317 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1318 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1319 GtkTextIter iter;
1320 gchar *mybuf = g_strdup(linebuf);
1321
1322 /* parse table - in order of priority */
1323 struct table {
1324 const gchar *needle; /* token */
1325
1326 /* token search function */
1327 gchar *(*search) (const gchar *haystack,
1328 const gchar *needle);
1329 /* part parsing function */
1330 gboolean (*parse) (const gchar *start,
1331 const gchar *scanpos,
1332 const gchar **bp_,
1333 const gchar **ep_,
1334 gboolean hdr);
1335 /* part to URI function */
1336 gchar *(*build_uri) (const gchar *bp,
1337 const gchar *ep);
1338 };
1339
1340 static struct table parser[] = {
1341 {"http://", strcasestr, get_uri_part, make_uri_string},
1342 {"https://", strcasestr, get_uri_part, make_uri_string},
1343 {"ftp://", strcasestr, get_uri_part, make_uri_string},
1344 {"sftp://", strcasestr, get_uri_part, make_uri_string},
1345 {"gopher://",strcasestr, get_uri_part, make_uri_string},
1346 {"www.", strcasestr, get_uri_part, make_http_string},
1347 {"mailto:", strcasestr, get_uri_part, make_uri_string},
1348 {"@", strcasestr, get_email_part, make_email_string}
1349 };
1350 const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1351
1352 gint n;
1353 const gchar *walk, *bp, *ep;
1354
1355 struct txtpos {
1356 const gchar *bp, *ep; /* text position */
1357 gint pti; /* index in parse table */
1358 struct txtpos *next; /* next */
1359 } head = {NULL, NULL, 0, NULL}, *last = &head;
1360
1361 if (!g_utf8_validate(linebuf, -1, NULL)) {
1362 g_free(mybuf);
1363 mybuf = g_malloc(strlen(linebuf)*2 +1);
1364 conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
1365 }
1366
1367 gtk_text_buffer_get_end_iter(buffer, &iter);
1368
1369 /* parse for clickable parts, and build a list of begin and end positions */
1370 for (walk = mybuf;;) {
1371 gint last_index = PARSE_ELEMS;
1372 gchar *scanpos = NULL;
1373
1374 /* FIXME: this looks phony. scanning for anything in the parse table */
1375 for (n = 0; n < PARSE_ELEMS; n++) {
1376 gchar *tmp;
1377
1378 tmp = parser[n].search(walk, parser[n].needle);
1379 if (tmp) {
1380 if (scanpos == NULL || tmp < scanpos) {
1381 scanpos = tmp;
1382 last_index = n;
1383 }
1384 }
1385 }
1386
1387 if (scanpos) {
1388 /* check if URI can be parsed */
1389 if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
1390 && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1391 ADD_TXT_POS(bp, ep, last_index);
1392 walk = ep;
1393 } else
1394 walk = scanpos +
1395 strlen(parser[last_index].needle);
1396 } else
1397 break;
1398 }
1399
1400 /* colorize this line */
1401 if (head.next) {
1402 const gchar *normal_text = mybuf;
1403
1404 /* insert URIs */
1405 for (last = head.next; last != NULL;
1406 normal_text = last->ep, last = last->next) {
1407 ClickableText *uri;
1408 uri = g_new0(ClickableText, 1);
1409 if (last->bp - normal_text > 0)
1410 gtk_text_buffer_insert_with_tags_by_name
1411 (buffer, &iter,
1412 normal_text,
1413 last->bp - normal_text,
1414 fg_tag, NULL);
1415 uri->uri = parser[last->pti].build_uri(last->bp,
1416 last->ep);
1417 uri->start = gtk_text_iter_get_offset(&iter);
1418 gtk_text_buffer_insert_with_tags_by_name
1419 (buffer, &iter, last->bp, last->ep - last->bp,
1420 uri_tag, fg_tag, NULL);
1421 uri->end = gtk_text_iter_get_offset(&iter);
1422 uri->filename = NULL;
1423 textview->uri_list =
1424 g_slist_prepend(textview->uri_list, uri);
1425 }
1426
1427 if (*normal_text)
1428 gtk_text_buffer_insert_with_tags_by_name
1429 (buffer, &iter, normal_text, -1, fg_tag, NULL);
1430 } else {
1431 gtk_text_buffer_insert_with_tags_by_name
1432 (buffer, &iter, mybuf, -1, fg_tag, NULL);
1433 }
1434 g_free(mybuf);
1435 }
1436
1437 /* textview_make_clickable_parts() - colorizes clickable parts */
1438 static void textview_make_clickable_parts_later(TextView *textview,
1439 gint start, gint end)
1440 {
1441 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1442 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
1443 GtkTextIter start_iter, end_iter;
1444 gchar *mybuf;
1445 gint offset = 0;
1446 /* parse table - in order of priority */
1447 struct table {
1448 const gchar *needle; /* token */
1449
1450 /* token search function */
1451 gchar *(*search) (const gchar *haystack,
1452 const gchar *needle);
1453 /* part parsing function */
1454 gboolean (*parse) (const gchar *start,
1455 const gchar *scanpos,
1456 const gchar **bp_,
1457 const gchar **ep_,
1458 gboolean hdr);
1459 /* part to URI function */
1460 gchar *(*build_uri) (const gchar *bp,
1461 const gchar *ep);
1462 };
1463
1464 static struct table parser[] = {
1465 {"http://", strcasestr, get_uri_part, make_uri_string},
1466 {"https://", strcasestr, get_uri_part, make_uri_string},
1467 {"ftp://", strcasestr, get_uri_part, make_uri_string},
1468 {"sftp://", strcasestr, get_uri_part, make_uri_string},
1469 {"www.", strcasestr, get_uri_part, make_http_string},
1470 {"mailto:", strcasestr, get_uri_part, make_uri_string},
1471 {"@", strcasestr, get_email_part, make_email_string}
1472 };
1473 const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1474
1475 gint n;
1476 const gchar *walk, *bp, *ep;
1477
1478 struct txtpos {
1479 const gchar *bp, *ep; /* text position */
1480 gint pti; /* index in parse table */
1481 struct txtpos *next; /* next */
1482 } head = {NULL, NULL, 0, NULL}, *last = &head;
1483
1484 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
1485 gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
1486 mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
1487 offset = gtk_text_iter_get_offset(&start_iter);
1488
1489 /* parse for clickable parts, and build a list of begin and end positions */
1490 for (walk = mybuf;;) {
1491 gint last_index = PARSE_ELEMS;
1492 gchar *scanpos = NULL;
1493
1494 /* FIXME: this looks phony. scanning for anything in the parse table */
1495 for (n = 0; n < PARSE_ELEMS; n++) {
1496 gchar *tmp;
1497
1498 tmp = parser[n].search(walk, parser[n].needle);
1499 if (tmp) {
1500 if (scanpos == NULL || tmp < scanpos) {
1501 scanpos = tmp;
1502 last_index = n;
1503 }
1504 }
1505 }
1506
1507 if (scanpos) {
1508 /* check if URI can be parsed */
1509 if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
1510 && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1511 ADD_TXT_POS_LATER(bp, ep, last_index);
1512 walk = ep;
1513 } else
1514 walk = scanpos +
1515 strlen(parser[last_index].needle);
1516 } else
1517 break;
1518 }
1519
1520 /* colorize this line */
1521 if (head.next) {
1522 /* insert URIs */
1523 for (last = head.next; last != NULL; last = last->next) {
1524 ClickableText *uri;
1525 gint start_offset, end_offset;
1526 gchar *tmp_str;
1527 gchar old_char;
1528 uri = g_new0(ClickableText, 1);
1529 uri->uri = parser[last->pti].build_uri(last->bp,
1530 last->ep);
1531
1532 tmp_str = mybuf;
1533 old_char = tmp_str[last->ep - mybuf];
1534 tmp_str[last->ep - mybuf] = '\0';
1535 end_offset = g_utf8_strlen(tmp_str, -1);
1536 tmp_str[last->ep - mybuf] = old_char;
1537
1538 old_char = tmp_str[last->bp - mybuf];
1539 tmp_str[last->bp - mybuf] = '\0';
1540 start_offset = g_utf8_strlen(tmp_str, -1);
1541 tmp_str[last->bp - mybuf] = old_char;
1542
1543 gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
1544 gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
1545
1546 uri->start = gtk_text_iter_get_offset(&start_iter);
1547
1548 gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
1549
1550 uri->end = gtk_text_iter_get_offset(&end_iter);
1551 uri->filename = NULL;
1552 textview->uri_list =
1553 g_slist_prepend(textview->uri_list, uri);
1554 }
1555 }
1556
1557 g_free(mybuf);
1558 }
1559
1560 #undef ADD_TXT_POS
1561
1562 static void textview_write_line(TextView *textview, const gchar *str,
1563 CodeConverter *conv, gboolean do_quote_folding)
1564 {
1565 GtkTextView *text;
1566 GtkTextBuffer *buffer;
1567 GtkTextIter iter;
1568 gchar buf[BUFFSIZE];
1569 gchar *fg_color;
1570 gint quotelevel = -1, real_quotelevel = -1;
1571 gchar quote_tag_str[10];
1572
1573 text = GTK_TEXT_VIEW(textview->text);
1574 buffer = gtk_text_view_get_buffer(text);
1575 gtk_text_buffer_get_end_iter(buffer, &iter);
1576
1577 if (!conv)
1578 strncpy2(buf, str, sizeof(buf));
1579 else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1580 conv_localetodisp(buf, sizeof(buf), str);
1581
1582 strcrchomp(buf);
1583 fg_color = NULL;
1584
1585 /* change color of quotation
1586 >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1587 Up to 3 levels of quotations are detected, and each
1588 level is colored using a different color. */
1589 if (prefs_common.enable_color
1590 && !textview->is_attachment
1591 && line_has_quote_char(buf, prefs_common.quote_chars)) {
1592 real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1593 quotelevel = real_quotelevel;
1594 /* set up the correct foreground color */
1595 if (quotelevel > 2) {
1596 /* recycle colors */
1597 if (prefs_common.recycle_quote_colors)
1598 quotelevel %= 3;
1599 else
1600 quotelevel = 2;
1601 }
1602 }
1603
1604 if (quotelevel == -1)
1605 fg_color = NULL;
1606 else {
1607 g_snprintf(quote_tag_str, sizeof(quote_tag_str),
1608 "quote%d", quotelevel);
1609 fg_color = quote_tag_str;
1610 }
1611
1612 if (prefs_common.enable_color) {
1613 if (textview->is_diff || textview->is_in_git_patch) {
1614 if (strncmp(buf, "+++ ", 4) == 0)
1615 fg_color = "diff-add-file";
1616 else if (buf[0] == '+')
1617 fg_color = "diff-add";
1618 else if (strncmp(buf, "--- ", 4) == 0)
1619 fg_color = "diff-del-file";
1620 else if (buf[0] == '-')
1621 fg_color = "diff-del";
1622 else if (strncmp(buf, "@@ ", 3) == 0 &&
1623 strstr(&buf[3], " @@"))
1624 fg_color = "diff-hunk";
1625
1626 if (account_sigsep_matchlist_nchar_found(buf, "%s\n")) {
1627 textview->is_in_git_patch = FALSE;
1628 textview->is_in_signature = TRUE;
1629 fg_color = "signature";
1630 }
1631 } else if (account_sigsep_matchlist_str_found(buf, "%s\n")
1632 || account_sigsep_matchlist_str_found(buf, "- %s\n")
1633 || textview->is_in_signature) {
1634 fg_color = "signature";
1635 textview->is_in_signature = TRUE;
1636 } else if (strncmp(buf, "diff --git ", 11) == 0) {
1637 textview->is_in_git_patch = TRUE;
1638 }
1639 }
1640
1641 if (!textview->is_attachment && real_quotelevel > -1 && do_quote_folding) {
1642 if (!g_utf8_validate(buf, -1, NULL)) {
1643 gchar *utf8buf = NULL;
1644 utf8buf = g_malloc(BUFFSIZE);
1645 conv_localetodisp(utf8buf, BUFFSIZE, buf);
1646 strncpy2(buf, utf8buf, BUFFSIZE-1);
1647 g_free(utf8buf);
1648 }
1649 do_quote:
1650 if ( textview->prev_quote_level != real_quotelevel ) {
1651 ClickableText *uri;
1652 uri = g_new0(ClickableText, 1);
1653 uri->uri = g_strdup("");
1654 uri->data = g_strdup(buf);
1655 uri->data_len = strlen(uri->data);
1656 uri->start = gtk_text_iter_get_offset(&iter);
1657 uri->is_quote = TRUE;
1658 uri->quote_level = real_quotelevel;
1659 uri->fg_color = g_strdup(fg_color);
1660
1661 gtk_text_buffer_insert_with_tags_by_name
1662 (buffer, &iter, " [...]", -1,
1663 "qlink", fg_color, NULL);
1664 uri->end = gtk_text_iter_get_offset(&iter);
1665 gtk_text_buffer_insert(buffer, &iter, " \n", -1);
1666
1667 uri->filename = NULL;
1668 textview->uri_list =
1669 g_slist_prepend(textview->uri_list, uri);
1670
1671 textview->prev_quote_level = real_quotelevel;
1672 } else {
1673 GSList *last = textview->uri_list;
1674 ClickableText *lasturi = NULL;
1675 gint e_len = 0, n_len = 0;
1676
1677 if (textview->uri_list) {
1678 lasturi = (ClickableText *)last->data;
1679 } else {
1680 g_print("oops (%d %d)\n",
1681 real_quotelevel, textview->prev_quote_level);
1682 }
1683 if (lasturi) {
1684 if (lasturi->is_quote == FALSE) {
1685 textview->prev_quote_level = -1;
1686 goto do_quote;
1687 }
1688 e_len = lasturi->data ? lasturi->data_len:0;
1689 n_len = strlen(buf);
1690 lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
1691 strcpy((gchar *)lasturi->data + e_len, buf);
1692 *((gchar *)lasturi->data + e_len + n_len) = '\0';
1693 lasturi->data_len += n_len;
1694 }
1695 }
1696 } else {
1697 textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
1698 textview->prev_quote_level = -1;
1699 }
1700 }
1701
1702 void textview_write_link(TextView *textview, const gchar *str,
1703 const gchar *uri, CodeConverter *conv)
1704 {
1705 GtkTextView *text;
1706 GtkTextBuffer *buffer;
1707 GtkTextIter iter;
1708 gchar buf[BUFFSIZE];
1709 gchar *bufp;
1710 ClickableText *r_uri;
1711
1712 if (!str || *str == '\0')
1713 return;
1714 if (!uri)
1715 return;
1716
1717 while (uri && *uri && g_ascii_isspace(*uri))
1718 uri++;
1719
1720 text = GTK_TEXT_VIEW(textview->text);
1721 buffer = gtk_text_view_get_buffer(text);
1722 gtk_text_buffer_get_end_iter(buffer, &iter);
1723
1724 if (!conv)
1725 strncpy2(buf, str, sizeof(buf));
1726 else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
1727 conv_utf8todisp(buf, sizeof(buf), str);
1728
1729 if (g_utf8_validate(buf, -1, NULL) == FALSE)
1730 return;
1731
1732 strcrchomp(buf);
1733
1734 gtk_text_buffer_get_end_iter(buffer, &iter);
1735 for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
1736 gunichar ch;
1737
1738 ch = g_utf8_get_char(bufp);
1739 if (!g_unichar_isspace(ch))
1740 break;
1741 }
1742 if (bufp > buf)
1743 gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
1744
1745 r_uri = g_new0(ClickableText, 1);
1746 r_uri->uri = g_strdup(uri);
1747 r_uri->start = gtk_text_iter_get_offset(&iter);
1748 gtk_text_buffer_insert_with_tags_by_name
1749 (buffer, &iter, bufp, -1, "link", NULL);
1750 r_uri->end = gtk_text_iter_get_offset(&iter);
1751 r_uri->filename = NULL;
1752 textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
1753 }
1754
1755 static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
1756 {
1757 if (GDK_IS_WINDOW(window))
1758 gdk_window_set_cursor(window, cursor);
1759 }
1760 void textview_clear(TextView *textview)
1761 {
1762 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1763 GtkTextBuffer *buffer;
1764 GdkWindow *window = gtk_text_view_get_window(text,
1765 GTK_TEXT_WINDOW_TEXT);
1766
1767 buffer = gtk_text_view_get_buffer(text);
1768 gtk_text_buffer_set_text(buffer, "", -1);
1769 if (gtk_text_buffer_get_mark(buffer, "body_start"))
1770 gtk_text_buffer_delete_mark_by_name(buffer, "body_start");
1771 if (gtk_text_buffer_get_mark(buffer, "body_end"))
1772 gtk_text_buffer_delete_mark_by_name(buffer, "body_end");
1773
1774 TEXTVIEW_STATUSBAR_POP(textview);
1775 textview_uri_list_remove_all(textview->uri_list);
1776 textview->uri_list = NULL;
1777 textview->uri_hover = NULL;
1778 textview->prev_quote_level = -1;
1779
1780 textview->body_pos = 0;
1781 if (textview->image)
1782 gtk_widget_destroy(textview->image);
1783 textview->image = NULL;
1784 textview->avatar_type = 0;
1785
1786 if (textview->messageview->mainwin->cursor_count == 0) {
1787 textview_set_cursor(window, text_cursor);
1788 } else {
1789 textview_set_cursor(window, watch_cursor);
1790 }
1791 }
1792
1793 void textview_destroy(TextView *textview)
1794 {
1795 GtkTextBuffer *buffer;
1796 GtkClipboard *clipboard;
1797
1798 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1799 clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
1800 gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
1801
1802 textview_uri_list_remove_all(textview->uri_list);
1803 textview->uri_list = NULL;
1804 textview->prev_quote_level = -1;
1805
1806 g_free(textview);
1807 }
1808
1809 #define CHANGE_TAG_FONT(tagname, font) { \
1810 tag = gtk_text_tag_table_lookup(tags, tagname); \
1811 if (tag) \
1812 g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
1813 }
1814
1815 void textview_set_font(TextView *textview, const gchar *codeset)
1816 {
1817 GtkTextTag *tag;
1818 GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
1819 GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
1820 PangoFontDescription *font_desc, *bold_font_desc;
1821
1822 font_desc = pango_font_description_from_string
1823 (NORMAL_FONT);
1824 if (font_desc) {
1825 gtk_widget_modify_font(textview->text, font_desc);
1826 CHANGE_TAG_FONT("header", font_desc);
1827 CHANGE_TAG_FONT("hlink", font_desc);
1828 pango_font_description_free(font_desc);
1829 }
1830 if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
1831 bold_font_desc = pango_font_description_from_string
1832 (NORMAL_FONT);
1833 if (bold_font_desc)
1834 pango_font_description_set_weight
1835 (bold_font_desc, PANGO_WEIGHT_BOLD);
1836 } else {
1837 bold_font_desc = pango_font_description_from_string
1838 (BOLD_FONT);
1839 }
1840 if (bold_font_desc) {
1841 CHANGE_TAG_FONT("header_title", bold_font_desc);
1842 pango_font_description_free(bold_font_desc);
1843 }
1844
1845 if (prefs_common.textfont) {
1846 PangoFontDescription *font_desc;
1847
1848 font_desc = pango_font_description_from_string
1849 (prefs_common.textfont);
1850 if (font_desc) {
1851 gtk_widget_modify_font(textview->text, font_desc);
1852 pango_font_description_free(font_desc);
1853 }
1854 }
1855 gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
1856 prefs_common.line_space / 2);
1857 gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
1858 prefs_common.line_space / 2);
1859 }
1860
1861 void textview_set_text(TextView *textview, const gchar *text)
1862 {
1863 GtkTextView *view;
1864 GtkTextBuffer *buffer;
1865
1866 cm_return_if_fail(textview != NULL);
1867 cm_return_if_fail(text != NULL);
1868
1869 textview_clear(textview);
1870
1871 view = GTK_TEXT_VIEW(textview->text);
1872 buffer = gtk_text_view_get_buffer(view);
1873 gtk_text_buffer_set_text(buffer, text, strlen(text));
1874 }
1875
1876 enum
1877 {
1878 H_DATE = 0,
1879 H_FROM = 1,
1880 H_TO = 2,
1881 H_NEWSGROUPS = 3,
1882 H_SUBJECT = 4,
1883 H_CC = 5,
1884 H_REPLY_TO = 6,
1885 H_FOLLOWUP_TO = 7,
1886 H_X_MAILER = 8,
1887 H_X_NEWSREADER = 9,
1888 H_USER_AGENT = 10,
1889 H_ORGANIZATION = 11,
1890 };
1891
1892 void textview_set_position(TextView *textview, gint pos)
1893 {
1894 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1895
1896 gtkut_text_view_set_position(text, pos);
1897 }
1898
1899 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1900 {
1901 gchar buf[BUFFSIZE];
1902 GPtrArray *headers, *sorted_headers;
1903 GSList *disphdr_list;
1904 Header *header;
1905 gint i;
1906
1907 cm_return_val_if_fail(fp != NULL, NULL);
1908
1909 if (prefs_common.show_all_headers) {
1910 headers = procheader_get_header_array_asis(fp);
1911 sorted_headers = g_ptr_array_new();
1912 for (i = 0; i < headers->len; i++) {
1913 header = g_ptr_array_index(headers, i);
1914 if (!procheader_header_is_internal(header->name))
1915 g_ptr_array_add(sorted_headers, header);
1916 else
1917 procheader_header_free(header);
1918 }
1919 g_ptr_array_free(headers, TRUE);
1920 return sorted_headers;
1921 }
1922
1923 if (!prefs_common.display_header) {
1924 while (claws_fgets(buf, sizeof(buf), fp) != NULL)
1925 if (buf[0] == '\r' || buf[0] == '\n') break;
1926 return NULL;
1927 }
1928
1929 headers = procheader_get_header_array_asis(fp);
1930
1931 sorted_headers = g_ptr_array_new();
1932
1933 for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1934 disphdr_list = disphdr_list->next) {
1935 DisplayHeaderProp *dp =
1936 (DisplayHeaderProp *)disphdr_list->data;
1937
1938 for (i = 0; i < headers->len; i++) {
1939 header = g_ptr_array_index(headers, i);
1940
1941 if (procheader_headername_equal(header->name,
1942 dp->name)) {
1943 if (dp->hidden)
1944 procheader_header_free(header);
1945 else
1946 g_ptr_array_add(sorted_headers, header);
1947
1948 g_ptr_array_remove_index(headers, i);
1949 i--;
1950 }
1951 }
1952 }
1953
1954 if (prefs_common.show_other_header) {
1955 for (i = 0; i < headers->len; i++) {
1956 header = g_ptr_array_index(headers, i);
1957 if (!procheader_header_is_internal(header->name)) {
1958 g_ptr_array_add(sorted_headers, header);
1959 } else {
1960 procheader_header_free(header);
1961 }
1962 }
1963 g_ptr_array_free(headers, TRUE);
1964 } else
1965 procheader_header_array_destroy(headers);
1966
1967
1968 return sorted_headers;
1969 }
1970
1971 static void textview_show_avatar(TextView *textview)
1972 {
1973 GtkAllocation allocation;
1974 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
1975 MsgInfo *msginfo = textview->messageview->msginfo;
1976 int x = 0;
1977 AvatarRender *avatarr;
1978
1979 if (prefs_common.display_header_pane || !prefs_common.display_xface)
1980 goto bail;
1981
1982 avatarr = avatars_avatarrender_new(msginfo);
1983 hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
1984
1985 if (!avatarr->image) {
1986 avatars_avatarrender_free(avatarr);
1987 goto bail;
1988 }
1989
1990 if (textview->image)
1991 gtk_widget_destroy(textview->image);
1992
1993 textview->image = avatarr->image;
1994 textview->avatar_type = avatarr->type;
1995 avatarr->image = NULL; /* avoid destroying */
1996 avatars_avatarrender_free(avatarr);
1997
1998 gtk_widget_show(textview->image);
1999
2000 gtk_widget_get_allocation(textview->text, &allocation);
2001 x = allocation.width - WIDTH -5;
2002
2003 gtk_text_view_add_child_in_window(text, textview->image,
2004 GTK_TEXT_WINDOW_TEXT, x, 5);
2005
2006 gtk_widget_show_all(textview->text);
2007
2008 return;
2009 bail:
2010 if (textview->image)
2011 gtk_widget_destroy(textview->image);
2012 textview->image = NULL;
2013 textview->avatar_type = 0;
2014 }
2015
2016 void textview_show_icon(TextView *textview, const gchar *stock_id)
2017 {
2018 GtkAllocation allocation;
2019 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2020 int x = 0;
2021
2022 if (textview->image)
2023 gtk_widget_destroy(textview->image);
2024
2025 textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
2026 cm_return_if_fail(textview->image != NULL);
2027
2028 gtk_widget_show(textview->image);
2029
2030 gtk_widget_get_allocation(textview->text, &allocation);
2031 x = allocation.width - WIDTH -5;
2032
2033 gtk_text_view_add_child_in_window(text, textview->image,
2034 GTK_TEXT_WINDOW_TEXT, x, 5);
2035
2036 gtk_widget_show_all(textview->text);
2037
2038
2039 return;
2040 }
2041
2042 static void textview_save_contact_pic(TextView *textview)
2043 {
2044 #ifndef USE_ALT_ADDRBOOK
2045 MsgInfo *msginfo = textview->messageview->msginfo;
2046 gchar *filename = NULL;
2047 GError *error = NULL;
2048 GdkPixbuf *picture = NULL;
2049
2050 if (!msginfo->extradata || !msginfo->extradata->avatars)
2051 return;
2052
2053 if (textview->avatar_type > AVATAR_FACE)
2054 return;
2055
2056 if (textview->image)
2057 picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
2058
2059 filename = addrindex_get_picture_file(msginfo->from);
2060 if (!filename)
2061 return;
2062 if (!is_file_exist(filename)) {
2063 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
2064 if (error) {
2065 g_warning("Failed to save image: %s",
2066 error->message);
2067 g_error_free(error);
2068 }
2069 }
2070 g_free(filename);
2071 #else
2072 /* new address book */
2073 #endif
2074 }
2075
2076 static void textview_show_contact_pic(TextView *textview)
2077 {
2078 #ifndef USE_ALT_ADDRBOOK
2079 MsgInfo *msginfo = textview->messageview->msginfo;
2080 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2081 int x = 0;
2082 gchar *filename = NULL;
2083 GError *error = NULL;
2084 GdkPixbuf *picture = NULL;
2085 gint w, h;
2086 GtkAllocation allocation;
2087
2088 if (prefs_common.display_header_pane
2089 || !prefs_common.display_xface)
2090 goto bail;
2091
2092 if (msginfo->extradata && msginfo->extradata->avatars)
2093 return;
2094
2095 if (textview->image)
2096 gtk_widget_destroy(textview->image);
2097
2098 filename = addrindex_get_picture_file(msginfo->from);
2099
2100 if (!filename)
2101 goto bail;
2102 if (!is_file_exist(filename)) {
2103 g_free(filename);
2104 goto bail;
2105 }
2106
2107 gdk_pixbuf_get_file_info(filename, &w, &h);
2108
2109 if (w > 48 || h > 48)
2110 picture = gdk_pixbuf_new_from_file_at_scale(filename,
2111 48, 48, TRUE, &error);
2112 else
2113 picture = gdk_pixbuf_new_from_file(filename, &error);
2114
2115 if (error) {
2116 debug_print("Failed to import image: %s\n",
2117 error->message);
2118 g_error_free(error);
2119 goto bail;
2120 }
2121 g_free(filename);
2122
2123 if (picture) {
2124 textview->image = gtk_image_new_from_pixbuf(picture);
2125 g_object_unref(picture);
2126 }
2127 cm_return_if_fail(textview->image != NULL);
2128
2129 gtk_widget_show(textview->image);
2130
2131 gtk_widget_get_allocation(textview->text, &allocation);
2132 x = allocation.width - WIDTH -5;
2133
2134 gtk_text_view_add_child_in_window(text, textview->image,
2135 GTK_TEXT_WINDOW_TEXT, x, 5);
2136
2137 gtk_widget_show_all(textview->text);
2138
2139 return;
2140 bail:
2141 if (textview->image)
2142 gtk_widget_destroy(textview->image);
2143 textview->image = NULL;
2144 textview->avatar_type = 0;
2145 #else
2146 /* new address book */
2147 #endif
2148 }
2149
2150 static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
2151 {
2152 gint id_a = GPOINTER_TO_INT(a);
2153 gint id_b = GPOINTER_TO_INT(b);
2154 const gchar *tag_a = tags_get_tag(id_a);
2155 const gchar *tag_b = tags_get_tag(id_b);
2156
2157 if (tag_a == NULL)
2158 return tag_b == NULL ? 0:1;
2159
2160 if (tag_b == NULL)
2161 return 1;
2162
2163 return g_utf8_collate(tag_a, tag_b);
2164 }
2165
2166
2167 static void textview_show_tags(TextView *textview)
2168 {
2169 MsgInfo *msginfo = textview->messageview->msginfo;
2170 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2171 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2172 GtkTextIter iter;
2173 ClickableText *uri;
2174 GSList *cur, *orig;
2175 gboolean found_tag = FALSE;
2176
2177 if (!msginfo->tags)
2178 return;
2179
2180 cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
2181
2182 for (; cur; cur = cur->next) {
2183 if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
2184 found_tag = TRUE;
2185 break;
2186 }
2187 }
2188 if (!found_tag) {
2189 g_slist_free(orig);
2190 return;
2191 }
2192
2193 gtk_text_buffer_get_end_iter (buffer, &iter);
2194 gtk_text_buffer_insert_with_tags_by_name(buffer,
2195 &iter, _("Tags: "), -1,
2196 "header_title", "header", "tags", NULL);
2197
2198 for (cur = orig; cur; cur = cur->next) {
2199 const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
2200 if (!cur_tag)
2201 continue;
2202 uri = g_new0(ClickableText, 1);
2203 uri->uri = g_strdup("");
2204 uri->start = gtk_text_iter_get_offset(&iter);
2205 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
2206 cur_tag, -1,
2207 "link", "header", "tags", NULL);
2208 uri->end = gtk_text_iter_get_offset(&iter);
2209 uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
2210 uri->data = NULL;
2211 textview->uri_list =
2212 g_slist_prepend(textview->uri_list, uri);
2213 if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
2214 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
2215 "header", "tags", NULL);
2216 else
2217 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
2218 "header", "tags", NULL);
2219 }
2220 g_slist_free(orig);
2221
2222 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2223 "header", "tags", NULL);
2224 }
2225
2226 static void textview_show_header(TextView *textview, GPtrArray *headers)
2227 {
2228 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2229 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
2230 GtkTextIter iter;
2231 Header *header;
2232 gint i;
2233
2234 cm_return_if_fail(headers != NULL);
2235
2236 for (i = 0; i < headers->len; i++) {
2237 header = g_ptr_array_index(headers, i);
2238 cm_return_if_fail(header->name != NULL);
2239
2240 gtk_text_buffer_get_end_iter (buffer, &iter);
2241 if(prefs_common.trans_hdr == TRUE) {
2242 gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
2243 gchar *trans_hdr = gettext(hdr);
2244 gtk_text_buffer_insert_with_tags_by_name(buffer,
2245 &iter, trans_hdr, -1,
2246 "header_title", "header", NULL);
2247 gtk_text_buffer_insert_with_tags_by_name(buffer,
2248 &iter, ":", 1, "header_title", "header", NULL);
2249 g_free(hdr);
2250 } else {
2251 gtk_text_buffer_insert_with_tags_by_name(buffer,
2252 &iter, header->name,
2253 -1, "header_title", "header", NULL);
2254 }
2255 if (header->name[strlen(header->name) - 1] != ' ')
2256 gtk_text_buffer_insert_with_tags_by_name
2257 (buffer, &iter, " ", 1,
2258 "header_title", "header", NULL);
2259
2260 if (procheader_headername_equal(header->name, "Subject") ||
2261 procheader_headername_equal(header->name, "From") ||
2262 procheader_headername_equal(header->name, "To") ||
2263 procheader_headername_equal(header->name, "Cc") ||
2264 procheader_headername_equal(header->name, "Bcc") ||
2265 procheader_headername_equal(header->name, "Reply-To") ||
2266 procheader_headername_equal(header->name, "Sender") ||
2267 procheader_headername_equal(header->name, "Resent-From") ||
2268 procheader_headername_equal(header->name, "Resent-To"))
2269 unfold_line(header->body);
2270
2271 if (procheader_headername_equal(header->name, "Date") &&
2272 prefs_common.msgview_date_format) {
2273 gchar hbody[80];
2274
2275 procheader_date_parse(hbody, header->body, sizeof(hbody));
2276 gtk_text_buffer_get_end_iter (buffer, &iter);
2277 gtk_text_buffer_insert_with_tags_by_name
2278 (buffer, &iter, hbody, -1, "header", NULL);
2279 } else if ((procheader_headername_equal(header->name, "X-Mailer") ||
2280 procheader_headername_equal(header->name,
2281 "X-Newsreader")) &&
2282 (strstr(header->body, "Claws Mail") != NULL ||
2283 strstr(header->body, "Sylpheed-Claws") != NULL)) {
2284 gtk_text_buffer_get_end_iter (buffer, &iter);
2285 gtk_text_buffer_insert_with_tags_by_name
2286 (buffer, &iter, header->body, -1,
2287 "header", "emphasis", NULL);
2288 } else {
2289 gboolean hdr =
2290 procheader_headername_equal(header->name, "From") ||
2291 procheader_headername_equal(header->name, "To") ||
2292 procheader_headername_equal(header->name, "Cc") ||
2293 procheader_headername_equal(header->name, "Bcc") ||
2294 procheader_headername_equal(header->name, "Reply-To") ||
2295 procheader_headername_equal(header->name, "Sender") ||
2296 procheader_headername_equal(header->name, "Resent-From") ||
2297 procheader_headername_equal(header->name, "Resent-To");
2298 textview_make_clickable_parts(textview, "header",
2299 "hlink", header->body,
2300 hdr);
2301 }
2302 gtk_text_buffer_get_end_iter (buffer, &iter);
2303 gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
2304 "header", NULL);
2305 }
2306
2307 textview_show_avatar(textview);
2308 if (prefs_common.save_xface)
2309 textview_save_contact_pic(textview);
2310 textview_show_contact_pic(textview);
2311 }
2312
2313 gboolean textview_search_string(TextView *textview, const gchar *str,
2314 gboolean case_sens)
2315 {
2316 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2317
2318 return gtkut_text_view_search_string(text, str, case_sens);
2319 }
2320
2321 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
2322 gboolean case_sens)
2323 {
2324 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2325
2326 return gtkut_text_view_search_string_backward(text, str, case_sens);
2327 }
2328
2329 void textview_scroll_one_line(TextView *textview, gboolean up)
2330 {
2331 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2332 GtkAdjustment *vadj = gtk_text_view_get_vadjustment(text);
2333
2334 gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
2335 }
2336
2337 gboolean textview_scroll_page(TextView *textview, gboolean up)
2338 {
2339 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
2340 GtkAdjustment *vadj = gtk_text_view_get_vadjustment(text);
2341
2342 return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
2343 }
2344
2345 void textview_scroll_max(TextView *textview, gboolean up)
2346 {
2347 GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2348 GtkTextIter iter;
2349
2350 if (up) {
2351 gtk_text_buffer_get_start_iter(buffer, &iter);
2352 gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(textview->text),
2353 &iter, 0.0, TRUE, 0.0, 1.0);
2354
2355 } else {
2356 gtk_text_buffer_get_end_iter(buffer, &iter);
2357 gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(textview->text),
2358 &iter, 0.0, TRUE, 0.0, 0.0);
2359 }
2360 }
2361
2362 #define KEY_PRESS_EVENT_STOP() \
2363 g_signal_stop_emission_by_name(G_OBJECT(widget), \
2364 "key_press_event");
2365
2366 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
2367 TextView *textview)
2368 {
2369 GdkWindow *window = NULL;
2370 SummaryView *summaryview = NULL;
2371 MessageView *messageview = textview->messageview;
2372 gboolean mod_pressed;
2373
2374 if (!event) return FALSE;
2375 if (messageview->mainwin)
2376 summaryview = messageview->mainwin->summaryview;
2377
2378 switch (event->keyval) {
2379 case GDK_KEY_Tab:
2380 case GDK_KEY_Left:
2381 case GDK_KEY_Up:
2382 case GDK_KEY_Right:
2383 case GDK_KEY_Down:
2384 case GDK_KEY_Control_L:
2385 case GDK_KEY_Control_R:
2386 return FALSE;
2387 case GDK_KEY_Home:
2388 case GDK_KEY_End:
2389 textview_scroll_max(textview,(event->keyval == GDK_KEY_Home));
2390 return TRUE;
2391 case GDK_KEY_space:
2392 mod_pressed = ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2393 if (!mimeview_scroll_page(messageview->mimeview, mod_pressed) &&
2394 summaryview != NULL) {
2395 if (mod_pressed)
2396 summary_select_prev_unread(summaryview);
2397 else
2398 summary_select_next_unread(summaryview);
2399 }
2400 break;
2401 case GDK_KEY_Page_Down:
2402 mimeview_scroll_page(messageview->mimeview, FALSE);
2403 break;
2404 case GDK_KEY_Page_Up:
2405 case GDK_KEY_BackSpace:
2406 mimeview_scroll_page(messageview->mimeview, TRUE);
2407 break;
2408 case GDK_KEY_Return:
2409 case GDK_KEY_KP_Enter:
2410 mimeview_scroll_one_line
2411 (messageview->mimeview, (event->state &
2412 (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
2413 break;
2414 case GDK_KEY_Delete:
2415 if (summaryview)
2416 summary_pass_key_press_event(summaryview, event);
2417 break;
2418 default:
2419 if (messageview->mainwin) {
2420 window = gtk_widget_get_window(messageview->mainwin->window);
2421 if (summaryview &&
2422 event->window != window) {
2423 GdkEventKey tmpev = *event;
2424
2425 tmpev.window = window;
2426 KEY_PRESS_EVENT_STOP();
2427 gtk_widget_event(messageview->mainwin->window,
2428 (GdkEvent *)&tmpev);
2429 }
2430 }
2431 break;
2432 }
2433
2434 return TRUE;
2435 }
2436
2437 static gboolean textview_motion_notify(GtkWidget *widget,
2438 GdkEventMotion *event,
2439 TextView *textview)
2440 {
2441 if (textview->loading)
2442 return FALSE;
2443 textview_uri_update(textview, event->x, event->y);
2444 gdk_window_get_pointer(gtk_widget_get_window(widget), NULL, NULL, NULL);
2445
2446 return FALSE;
2447 }
2448
2449 static gboolean textview_leave_notify(GtkWidget *widget,
2450 GdkEventCrossing *event,
2451 TextView *textview)
2452 {
2453 if (textview->loading)
2454 return FALSE;
2455 textview_uri_update(textview, -1, -1);
2456
2457 return FALSE;
2458 }
2459
2460 static gboolean textview_visibility_notify(GtkWidget *widget,
2461 GdkEventVisibility *event,
2462 TextView *textview)
2463 {
2464 gint wx, wy;
2465 GdkWindow *window;
2466
2467 if (textview->loading)
2468 return FALSE;
2469
2470 window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
2471 GTK_TEXT_WINDOW_TEXT);
2472
2473 /* check if occurred for the text window part */
2474 if (window != event->window)
2475 return FALSE;
2476
2477 gdk_window_get_pointer(gtk_widget_get_window(widget), &wx, &wy, NULL);
2478 textview_uri_update(textview, wx, wy);
2479
2480 return FALSE;
2481 }
2482
2483 void textview_cursor_wait(TextView *textview)
2484 {
2485 GdkWindow *window = gtk_text_view_get_window(
2486 GTK_TEXT_VIEW(textview->text),
2487 GTK_TEXT_WINDOW_TEXT);
2488 textview_set_cursor(window, watch_cursor);
2489 }
2490
2491 void textview_cursor_normal(TextView *textview)
2492 {
2493 GdkWindow *window = gtk_text_view_get_window(
2494 GTK_TEXT_VIEW(textview->text),
2495 GTK_TEXT_WINDOW_TEXT);
2496 textview_set_cursor(window, text_cursor);
2497 }
2498
2499 static void textview_uri_update(TextView *textview, gint x, gint y)
2500 {
2501 GtkTextBuffer *buffer;
2502 GtkTextIter start_iter, end_iter;
2503 ClickableText *uri = NULL;
2504
2505 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2506
2507 if (x != -1 && y != -1) {
2508 gint bx, by;
2509 GtkTextIter iter;
2510 GSList *tags;
2511 GSList *cur;
2512
2513 gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
2514 GTK_TEXT_WINDOW_WIDGET,
2515 x, y, &bx, &by);
2516 gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
2517 &iter, bx, by);
2518
2519 tags = gtk_text_iter_get_tags(&iter);
2520 for (cur = tags; cur != NULL; cur = cur->next) {
2521 GtkTextTag *tag = cur->data;
2522 char *name;
2523
2524 g_object_get(G_OBJECT(tag), "name", &name, NULL);
2525
2526 if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
2527 && textview_get_uri_range(textview, &iter, tag,
2528 &start_iter, &end_iter)) {
2529
2530 uri = textview_get_uri_from_range(textview,
2531 &iter, tag,
2532 &start_iter,
2533 &end_iter);
2534 }
2535 g_free(name);
2536 if (uri)
2537 break;
2538 }
2539 g_slist_free(tags);
2540 }
2541
2542 if (uri != textview->uri_hover) {
2543 GdkWindow *window;
2544
2545 if (textview->uri_hover)
2546 gtk_text_buffer_remove_tag_by_name(buffer,
2547 "link-hover",
2548 &textview->uri_hover_start_iter,
2549 &textview->uri_hover_end_iter);
2550
2551 textview->uri_hover = uri;
2552 if (uri) {
2553 textview->uri_hover_start_iter = start_iter;
2554 textview->uri_hover_end_iter = end_iter;
2555 }
2556
2557 window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
2558 GTK_TEXT_WINDOW_TEXT);
2559 if (textview->messageview->mainwin->cursor_count == 0) {
2560 textview_set_cursor(window, uri ? hand_cursor : text_cursor);
2561 } else {
2562 textview_set_cursor(window, watch_cursor);
2563 }
2564
2565 TEXTVIEW_STATUSBAR_POP(textview);
2566
2567 if (uri) {
2568 if (!uri->is_quote)
2569 gtk_text_buffer_apply_tag_by_name(buffer,
2570 "link-hover",
2571 &start_iter,
2572 &end_iter);
2573 TEXTVIEW_STATUSBAR_PUSH(textview, uri->uri);
2574 }
2575 }
2576 }
2577
2578 static gboolean textview_get_uri_range(TextView *textview,
2579 GtkTextIter *iter,
2580 GtkTextTag *tag,
2581 GtkTextIter *start_iter,
2582 GtkTextIter *end_iter)
2583 {
2584 return get_tag_range(iter, tag, start_iter, end_iter);
2585 }
2586
2587 static ClickableText *textview_get_uri_from_range(TextView *textview,
2588 GtkTextIter *iter,
2589 GtkTextTag *tag,
2590 GtkTextIter *start_iter,
2591 GtkTextIter *end_iter)
2592 {
2593 gint start_pos, end_pos, cur_pos;
2594 ClickableText *uri = NULL;
2595 GSList *cur;
2596
2597 start_pos = gtk_text_iter_get_offset(start_iter);
2598 end_pos = gtk_text_iter_get_offset(end_iter);
2599 cur_pos = gtk_text_iter_get_offset(iter);
2600
2601 for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
2602 ClickableText *uri_ = (ClickableText *)cur->data;
2603 if (start_pos == uri_->start &&
2604 end_pos == uri_->end) {
2605 uri = uri_;
2606 break;
2607 }
2608 }
2609 for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
2610 ClickableText *uri_ = (ClickableText *)cur->data;
2611 if (start_pos == uri_->start ||
2612 end_pos == uri_->end) {
2613 /* in case of contiguous links, textview_get_uri_range
2614 * returns a broader range (start of 1st link to end
2615 * of last link).
2616 * In that case, correct link is the one covering
2617 * current iter.
2618 */
2619 if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
2620 uri = uri_;
2621 break;
2622 }
2623 }
2624 }
2625
2626 return uri;
2627 }
2628
2629 static ClickableText *textview_get_uri(TextView *textview,
2630 GtkTextIter *iter,
2631 GtkTextTag *tag)
2632 {
2633 GtkTextIter start_iter, end_iter;
2634 ClickableText *uri = NULL;
2635
2636 if (textview_get_uri_range(textview, iter, tag, &start_iter,
2637 &end_iter))
2638 uri = textview_get_uri_from_range(textview, iter, tag,
2639 &start_iter, &end_iter);
2640
2641 return uri;
2642 }
2643
2644 static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
2645 {
2646 GSList *cur;
2647 if (!start_list)
2648 start_list = textview->uri_list;
2649
2650 for (cur = start_list; cur; cur = cur->next) {
2651 ClickableText *uri = (ClickableText *)cur->data;
2652 if (uri->start <= start)
2653 continue;
2654 uri->start += shift;
2655 uri->end += shift;
2656 }
2657 }
2658
2659 static void textview_remove_uris_in(TextView *textview, gint start, gint end)
2660 {
2661 GSList *cur;
2662 for (cur = textview->uri_list; cur; ) {
2663 ClickableText *uri = (ClickableText *)cur->data;
2664 if (uri->start > start && uri->end < end) {
2665 cur = cur->next;
2666 textview->uri_list = g_slist_remove(textview->uri_list, uri);
2667 g_free(uri->uri);
2668 g_free(uri->filename);
2669 if (uri->is_quote) {
2670 g_free(uri->fg_color);
2671 g_free(uri->data);
2672 /* (only free data in quotes uris) */
2673 }
2674 g_free(uri);
2675 } else {
2676 cur = cur->next;
2677 }
2678
2679 }
2680 }
2681
2682 static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
2683 {
2684 GtkTextIter start, end;
2685 GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2686
2687 if (!uri->is_quote)
2688 return;
2689
2690 if (uri->q_expanded && expand_only)
2691 return;
2692
2693 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2694 gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
2695 if (textview->uri_hover)
2696 gtk_text_buffer_remove_tag_by_name(buffer,
2697 "link-hover",
2698 &textview->uri_hover_start_iter,
2699 &textview->uri_hover_end_iter);
2700 textview->uri_hover = NULL;
2701 gtk_text_buffer_remove_tag_by_name(buffer,
2702 "qlink",
2703 &start,
2704 &end);
2705 /* when shifting URIs start and end, we have to do it per-UTF8-char
2706 * so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
2707 * we have to pass a number of bytes, so use strlen(). disturbing. */
2708
2709 if (!uri->q_expanded) {
2710 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2711 gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
2712 textview_shift_uris_after(textview, start_list, uri->start,
2713 g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
2714 gtk_text_buffer_delete(buffer, &start, &end);
2715 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2716 gtk_text_buffer_insert_with_tags_by_name
2717 (buffer, &start, (gchar *)uri->data,
2718 strlen((gchar *)uri->data)-1,
2719 "qlink", (gchar *)uri->fg_color, NULL);
2720 uri->end = gtk_text_iter_get_offset(&start);
2721 textview_make_clickable_parts_later(textview,
2722 uri->start, uri->end);
2723 uri->q_expanded = TRUE;
2724 } else {
2725 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2726 gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
2727 textview_remove_uris_in(textview, uri->start, uri->end);
2728 textview_shift_uris_after(textview, start_list, uri->start,
2729 strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
2730 gtk_text_buffer_delete(buffer, &start, &end);
2731 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2732 gtk_text_buffer_insert_with_tags_by_name
2733 (buffer, &start, " [...]", -1,
2734 "qlink", (gchar *)uri->fg_color, NULL);
2735 uri->end = gtk_text_iter_get_offset(&start);
2736 uri->q_expanded = FALSE;
2737 }
2738 if (textview->messageview->mainwin->cursor_count == 0) {
2739 textview_cursor_normal(textview);
2740 } else {
2741 textview_cursor_wait(textview);
2742 }
2743 }
2744 static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
2745 GdkEvent *event, GtkTextIter *iter,
2746 TextView *textview)
2747 {
2748 GdkEventButton *bevent;
2749 ClickableText *uri = NULL;
2750 char *tagname;
2751 gboolean qlink = FALSE;
2752
2753 if (!event)
2754 return FALSE;
2755
2756 if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
2757 && event->type != GDK_MOTION_NOTIFY)
2758 return FALSE;
2759
2760 uri = textview_get_uri(textview, iter, tag);
2761 if (!uri)
2762 return FALSE;
2763
2764 g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
2765
2766 if (!strcmp(tagname, "qlink"))
2767 qlink = TRUE;
2768
2769 g_free(tagname);
2770
2771 bevent = (GdkEventButton *) event;
2772
2773 /* doubleclick: open compose / add address / browser */
2774 if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
2775 /* pass rightclick through */
2776 return FALSE;
2777 } else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
2778 bevent->button == 2 || bevent->button == 3) {
2779 if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
2780 MimeView *mimeview =
2781 (textview->messageview)?
2782 textview->messageview->mimeview:NULL;
2783 if (mimeview && bevent->button == 1) {
2784 mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
2785 } else if (mimeview && bevent->button == 2 &&
2786 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2787 mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
2788 } else if (mimeview && bevent->button == 3 &&
2789 !g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
2790 mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
2791 }
2792 return TRUE;
2793 } else if (qlink && bevent->button == 1) {
2794 if (prefs_common.hide_quoted) {
2795 textview_toggle_quote(textview, NULL, uri, FALSE);
2796 return TRUE;
2797 } else
2798 return FALSE;
2799 } else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
2800 if (bevent->button == 3) {
2801 g_object_set_data(
2802 G_OBJECT(textview->mail_popup_menu),
2803 "menu_button", uri);
2804 gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
2805 NULL, NULL, NULL, NULL,
2806 bevent->button, bevent->time);
2807 } else {
2808 PrefsAccount *account = NULL;
2809 FolderItem *folder_item = NULL;
2810 Compose *compose;
2811
2812 if (textview->messageview && textview->messageview->msginfo &&
2813 textview->messageview->msginfo->folder) {
2814
2815
2816 folder_item = textview->messageview->msginfo->folder;
2817 if (folder_item->prefs && folder_item->prefs->enable_default_account)
2818 account = account_find_from_id(folder_item->prefs->default_account);
2819 if (!account)
2820 account = account_find_from_item(folder_item);
2821 }
2822 compose = compose_new_with_folderitem(account,
2823 folder_item, uri->uri + 7);
2824 compose_check_for_email_account(compose);
2825 }
2826 return TRUE;
2827 } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
2828 if (bevent->button == 1 &&
2829 textview_uri_security_check(textview, uri) == TRUE)
2830 open_uri(uri->uri,
2831 prefs_common_get_uri_cmd());
2832 else if (bevent->button == 3 && !qlink) {
2833 g_object_set_data(
2834 G_OBJECT(textview->link_popup_menu),
2835 "menu_button", uri);
2836 gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
2837 NULL, NULL, NULL, NULL,
2838 bevent->button, bevent->time);
2839 }
2840 return TRUE;
2841 } else {
2842 if (bevent->button == 3 && !qlink) {
2843 g_object_set_data(
2844 G_OBJECT(textview->file_popup_menu),
2845 "menu_button", uri);
2846 gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
2847 NULL, NULL, NULL, NULL,
2848 bevent->button, bevent->time);
2849 return TRUE;
2850 }
2851 }
2852 }
2853
2854 return FALSE;
2855 }
2856
2857 gchar *textview_get_visible_uri (TextView *textview,
2858 ClickableText *uri)
2859 {
2860 GtkTextBuffer *buffer;
2861 GtkTextIter start, end;
2862
2863 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
2864
2865 gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
2866 gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
2867
2868 return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
2869 }
2870
2871 /*!
2872 *\brief Check to see if a web URL has been disguised as a different
2873 * URL (possible with HTML email).
2874 *
2875 *\param uri The uri to check
2876 *
2877 *\param textview The TextView the URL is contained in
2878 *
2879 *\return gboolean TRUE if the URL is ok, or if the user chose to open
2880 * it anyway, otherwise FALSE
2881 */
2882 gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
2883 {
2884 gchar *visible_str;
2885 gboolean retval = TRUE;
2886
2887 if (is_uri_string(uri->uri) == FALSE)
2888 return TRUE;
2889
2890 visible_str = textview_get_visible_uri(textview, uri);
2891 if (visible_str == NULL)
2892 return TRUE;
2893
2894 g_strstrip(visible_str);
2895
2896 if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
2897 gchar *uri_path;
2898 gchar *visible_uri_path;
2899
2900 uri_path = get_uri_path(uri->uri);
2901 visible_uri_path = get_uri_path(visible_str);
2902 if (path_cmp(uri_path, visible_uri_path) != 0)
2903 retval = FALSE;
2904 }
2905
2906 if (retval == FALSE) {
2907 gchar *msg;
2908 AlertValue aval;
2909
2910 msg = g_markup_printf_escaped("%s\n\n"
2911 "<b>%s</b> %s\n\n"
2912 "<b>%s</b> %s\n\n"
2913 "%s",
2914 _("The real URL is different from the displayed URL."),
2915 _("Displayed URL:"), visible_str,
2916 _("Real URL:"), uri->uri,
2917 _("Open it anyway?"));
2918 aval = alertpanel_full(_("Phishing attempt warning"), msg,
2919 GTK_STOCK_CANCEL, _("_Open URL"), NULL, ALERTFOCUS_FIRST,
2920 FALSE, NULL, ALERT_WARNING);
2921 g_free(msg);
2922 if (aval == G_ALERTALTERNATE)
2923 retval = TRUE;
2924 }
2925
2926 g_free(visible_str);
2927
2928 return retval;
2929 }
2930
2931 static void textview_uri_list_remove_all(GSList *uri_list)
2932 {
2933 GSList *cur;
2934
2935 for (cur = uri_list; cur != NULL; cur = cur->next) {
2936 if (cur->data) {
2937 g_free(((ClickableText *)cur->data)->uri);
2938 g_free(((ClickableText *)cur->data)->filename);
2939 if (((ClickableText *)cur->data)->is_quote) {
2940 g_free(((ClickableText *)cur->data)->fg_color);
2941 g_free(((ClickableText *)cur->data)->data);
2942 /* (only free data in quotes uris) */
2943 }
2944 g_free(cur->data);
2945 }
2946 }
2947
2948 g_slist_free(uri_list);
2949 }
2950
2951 static void open_uri_cb (GtkAction *action, TextView *textview)
2952 {
2953 ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2954 "menu_button");
2955 const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2956 "raw_url");
2957
2958 if (uri) {
2959 if (textview_uri_security_check(textview, uri) == TRUE)
2960 open_uri(uri->uri,
2961 prefs_common_get_uri_cmd());
2962 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
2963 NULL);
2964 }
2965 if (raw_url) {
2966 open_uri(raw_url, prefs_common_get_uri_cmd());
2967 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
2968 NULL);
2969 }
2970 }
2971
2972 static void copy_uri_cb (GtkAction *action, TextView *textview)
2973 {
2974 ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2975 "menu_button");
2976 const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
2977 "raw_url");
2978 if (uri) {
2979 if (textview_uri_security_check(textview, uri) == TRUE) {
2980 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
2981 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
2982 g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button", NULL);
2983 }
2984 }
2985 if (raw_url) {
2986 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), raw_url, -1);
2987 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), raw_url, -1);
2988 g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url", NULL);
2989 }
2990 }
2991
2992 static void add_uri_to_addrbook_cb (GtkAction *action, TextView *textview)
2993 {
2994 gchar *fromname, *fromaddress;
2995 ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
2996 "menu_button");
2997 AvatarRender *avatarr = NULL;
2998 GdkPixbuf *picture = NULL;
2999 gboolean use_picture = FALSE;
3000
3001 if (uri == NULL)
3002 return;
3003
3004 /* extract url */
3005 fromaddress = g_strdup(uri->uri + 7);
3006
3007 if (textview->messageview->msginfo &&
3008 !g_strcmp0(fromaddress, textview->messageview->msginfo->from))
3009 use_picture = TRUE;
3010
3011 fromname = procheader_get_fromname(fromaddress);
3012 extract_address(fromaddress);
3013
3014 if (use_picture) {
3015 avatarr = avatars_avatarrender_new(textview->messageview->msginfo);
3016 hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
3017 }
3018
3019 if (avatarr && avatarr->image) {
3020 picture = gtk_image_get_pixbuf(GTK_IMAGE(avatarr->image));
3021 }
3022 if (avatarr) {
3023 avatars_avatarrender_free(avatarr);
3024 }
3025
3026 #ifndef USE_ALT_ADDRBOOK
3027 addressbook_add_contact( fromname, fromaddress, NULL, picture);
3028 #else
3029 if (addressadd_selection(fromname, fromaddress, NULL, picture)) {
3030 debug_print( "addressbook_add_contact - added\n" );
3031 }
3032 #endif
3033
3034 g_free(fromaddress);
3035 g_free(fromname);
3036 }
3037
3038 static void reply_to_uri_cb (GtkAction *action, TextView *textview)
3039 {
3040 ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3041 "menu_button");
3042 if (!textview->messageview || !uri)
3043 return;
3044
3045 compose_reply_to_address (textview->messageview,
3046 textview->messageview->msginfo, uri->uri+7);
3047 }
3048
3049 static void mail_to_uri_cb (GtkAction *action, TextView *textview)
3050 {
3051 PrefsAccount *account = NULL;
3052 Compose *compose;
3053 ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3054 "menu_button");
3055 if (uri == NULL)
3056 return;
3057
3058 if (textview->messageview && textview->messageview->msginfo &&
3059 textview->messageview->msginfo->folder) {
3060 FolderItem *folder_item;
3061
3062 folder_item = textview->messageview->msginfo->folder;
3063 if (folder_item->prefs && folder_item->prefs->enable_default_account)
3064 account = account_find_from_id(folder_item->prefs->default_account);
3065
3066 compose = compose_new_with_folderitem(account, folder_item, uri->uri+7);
3067 } else {
3068 compose = compose_new(account, uri->uri + 7, NULL);
3069 }
3070 compose_check_for_email_account(compose);
3071 }
3072
3073 static void copy_mail_to_uri_cb (GtkAction *action, TextView *textview)
3074 {
3075 ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
3076 "menu_button");
3077 if (uri == NULL)
3078 return;
3079
3080 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
3081 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
3082 g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
3083 NULL);
3084 }
3085
3086 void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
3087 {
3088 GtkTextView *text = GTK_TEXT_VIEW(textview->text);
3089 GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
3090 GtkTextIter start, end;
3091 if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
3092 if (sel_start)
3093 *sel_start = gtk_text_iter_get_offset(&start);
3094 if (sel_end)
3095 *sel_end = gtk_text_iter_get_offset(&end);
3096 } else {
3097 if (sel_start)
3098 *sel_start = -1;
3099 if (sel_end)
3100 *sel_end = -1;
3101 }
3102 }