1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
3 * Copyright (C) 2002-2007 Imendio AB
4 * Copyright (C) 2007-2008 Collabora Ltd.
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of the
9 * License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public
17 * License along with this program; if not, write to the
18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
19 * Boston, MA 02110-1301 USA
21 * Authors: Mikael Hallendal <micke@imendio.com>
22 * Richard Hult <richard@imendio.com>
23 * Martyn Russell <martyn@imendio.com>
24 * Xavier Claessens <xclaesse@gmail.com>
25 * Jonny Lamb <jonny.lamb@collabora.co.uk>
27 * Part of this file is copied from GtkSourceView (gtksourceiter.c):
35 #include <X11/Xatom.h>
37 #include <glib/gi18n-lib.h>
41 #include "empathy-ui-utils.h"
42 #include "empathy-images.h"
43 #include "empathy-smiley-manager.h"
44 #include "empathy-conf.h"
46 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
47 #include <libempathy/empathy-debug.h>
48 #include <libempathy/empathy-utils.h>
49 #include <libempathy/empathy-dispatcher.h>
50 #include <libempathy/empathy-idle.h>
51 #include <libempathy/empathy-ft-factory.h>
54 empathy_gtk_init (void)
56 static gboolean initialized = FALSE;
62 gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
63 PKGDATADIR G_DIR_SEPARATOR_S "icons");
69 builder_get_file_valist (const gchar *filename,
70 const gchar *first_object,
78 DEBUG ("Loading file %s", filename);
80 gui = gtk_builder_new ();
81 if (!gtk_builder_add_from_file (gui, filename, &error)) {
82 g_critical ("GtkBuilder Error (%s): %s",
83 filename, error->message);
84 g_clear_error (&error);
87 /* we need to iterate and set all of the pointers to NULL */
88 for (name = first_object; name;
89 name = va_arg (args, const gchar *)) {
90 object_ptr = va_arg (args, GObject**);
98 for (name = first_object; name; name = va_arg (args, const gchar *)) {
99 object_ptr = va_arg (args, GObject**);
101 *object_ptr = gtk_builder_get_object (gui, name);
104 g_warning ("File is missing object '%s'.", name);
113 empathy_builder_get_file (const gchar *filename,
114 const gchar *first_object,
120 va_start (args, first_object);
121 gui = builder_get_file_valist (filename, first_object, args);
128 empathy_builder_connect (GtkBuilder *gui,
139 va_start (args, first_object);
140 for (name = first_object; name; name = va_arg (args, const gchar *)) {
141 sig = va_arg (args, const gchar *);
142 callback = va_arg (args, GCallback);
144 object = gtk_builder_get_object (gui, name);
146 g_warning ("File is missing object '%s'.", name);
150 g_signal_connect (object, sig, callback, user_data);
157 empathy_builder_unref_and_keep_widget (GtkBuilder *gui,
160 /* On construction gui sinks the initial reference to widget. When gui
161 * is finalized it will drop its ref to widget. We take our own ref to
162 * prevent widget being finalised. The widget is forced to have a
163 * floating reference, like when it was initially unowned so that it can
164 * be used like any other GtkWidget. */
166 g_object_ref (widget);
167 g_object_force_floating (G_OBJECT (widget));
168 g_object_unref (gui);
174 empathy_icon_name_for_presence (TpConnectionPresenceType presence)
177 case TP_CONNECTION_PRESENCE_TYPE_AVAILABLE:
178 return EMPATHY_IMAGE_AVAILABLE;
179 case TP_CONNECTION_PRESENCE_TYPE_BUSY:
180 return EMPATHY_IMAGE_BUSY;
181 case TP_CONNECTION_PRESENCE_TYPE_AWAY:
182 return EMPATHY_IMAGE_AWAY;
183 case TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY:
184 return EMPATHY_IMAGE_EXT_AWAY;
185 case TP_CONNECTION_PRESENCE_TYPE_HIDDEN:
186 return EMPATHY_IMAGE_HIDDEN;
187 case TP_CONNECTION_PRESENCE_TYPE_OFFLINE:
188 case TP_CONNECTION_PRESENCE_TYPE_ERROR:
189 case TP_CONNECTION_PRESENCE_TYPE_UNKNOWN:
190 return EMPATHY_IMAGE_OFFLINE;
191 case TP_CONNECTION_PRESENCE_TYPE_UNSET:
199 empathy_icon_name_for_contact (EmpathyContact *contact)
201 TpConnectionPresenceType presence;
203 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
204 EMPATHY_IMAGE_OFFLINE);
206 presence = empathy_contact_get_presence (contact);
207 return empathy_icon_name_for_presence (presence);
211 empathy_protocol_name_for_contact (EmpathyContact *contact)
215 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
217 account = empathy_contact_get_account (contact);
218 if (account == NULL) {
222 return tp_account_get_icon_name (account);
226 empathy_pixbuf_from_data (gchar *data,
229 return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
233 empathy_pixbuf_from_data_and_mime (gchar *data,
237 GdkPixbufLoader *loader;
238 GdkPixbufFormat *format;
239 GdkPixbuf *pixbuf = NULL;
241 GError *error = NULL;
247 loader = gdk_pixbuf_loader_new ();
248 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size, &error)) {
249 DEBUG ("Failed to write to pixbuf loader: %s",
250 error ? error->message : "No error given");
253 if (!gdk_pixbuf_loader_close (loader, &error)) {
254 DEBUG ("Failed to close pixbuf loader: %s",
255 error ? error->message : "No error given");
259 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
261 g_object_ref (pixbuf);
263 if (mime_type != NULL) {
264 format = gdk_pixbuf_loader_get_format (loader);
265 mime_types = gdk_pixbuf_format_get_mime_types (format);
267 *mime_type = g_strdup (*mime_types);
268 if (mime_types[1] != NULL) {
269 DEBUG ("Loader supports more than one mime "
270 "type! Picking the first one, %s",
273 g_strfreev (mime_types);
278 g_clear_error (&error);
279 g_object_unref (loader);
287 gboolean preserve_aspect_ratio;
291 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
294 struct SizeData *data)
296 g_return_if_fail (width > 0 && height > 0);
298 if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
299 if (width < data->width && height < data->height) {
304 if (data->width < 0) {
305 width = width * (double) data->height / (gdouble) height;
306 height = data->height;
307 } else if (data->height < 0) {
308 height = height * (double) data->width / (double) width;
310 } else if ((double) height * (double) data->width >
311 (double) width * (double) data->height) {
312 width = 0.5 + (double) width * (double) data->height / (double) height;
313 height = data->height;
315 height = 0.5 + (double) height * (double) data->width / (double) width;
319 if (data->width > 0) {
323 if (data->height > 0) {
324 height = data->height;
328 gdk_pixbuf_loader_set_size (loader, width, height);
332 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
334 gint width, height, rowstride;
337 width = gdk_pixbuf_get_width (pixbuf);
338 height = gdk_pixbuf_get_height (pixbuf);
339 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
340 pixels = gdk_pixbuf_get_pixels (pixbuf);
342 if (width < 6 || height < 6) {
350 pixels[rowstride + 3] = 0x80;
351 pixels[rowstride * 2 + 3] = 0xC0;
354 pixels[width * 4 - 1] = 0;
355 pixels[width * 4 - 5] = 0x80;
356 pixels[width * 4 - 9] = 0xC0;
357 pixels[rowstride + (width * 4) - 1] = 0x80;
358 pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
361 pixels[(height - 1) * rowstride + 3] = 0;
362 pixels[(height - 1) * rowstride + 7] = 0x80;
363 pixels[(height - 1) * rowstride + 11] = 0xC0;
364 pixels[(height - 2) * rowstride + 3] = 0x80;
365 pixels[(height - 3) * rowstride + 3] = 0xC0;
368 pixels[height * rowstride - 1] = 0;
369 pixels[(height - 1) * rowstride - 1] = 0x80;
370 pixels[(height - 2) * rowstride - 1] = 0xC0;
371 pixels[height * rowstride - 5] = 0x80;
372 pixels[height * rowstride - 9] = 0xC0;
376 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
378 gint width, height, rowstride, i;
382 width = gdk_pixbuf_get_width (pixbuf);
383 height = gdk_pixbuf_get_height (pixbuf);
384 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
385 pixels = gdk_pixbuf_get_pixels (pixbuf);
388 for (i = 3; i < rowstride; i+=4) {
394 for (i = 1; i < height - 1; i++) {
395 row = pixels + (i*rowstride);
396 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
401 row = pixels + ((height-1) * rowstride);
402 for (i = 3; i < rowstride; i+=4) {
412 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
417 GdkPixbufLoader *loader;
418 struct SizeData data;
419 GError *error = NULL;
426 data.height = height;
427 data.preserve_aspect_ratio = TRUE;
429 loader = gdk_pixbuf_loader_new ();
431 g_signal_connect (loader, "size-prepared",
432 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
435 if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
436 g_warning ("Couldn't write avatar image:%p with "
437 "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
438 avatar->data, avatar->len, error->message);
439 g_error_free (error);
443 gdk_pixbuf_loader_close (loader, NULL);
445 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
446 if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
447 GdkPixbuf *rounded_pixbuf;
449 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
450 gdk_pixbuf_get_width (pixbuf),
451 gdk_pixbuf_get_height (pixbuf));
452 gdk_pixbuf_copy_area (pixbuf, 0, 0,
453 gdk_pixbuf_get_width (pixbuf),
454 gdk_pixbuf_get_height (pixbuf),
457 pixbuf = rounded_pixbuf;
459 g_object_ref (pixbuf);
462 if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
463 empathy_avatar_pixbuf_roundify (pixbuf);
466 g_object_unref (loader);
472 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
476 EmpathyAvatar *avatar;
478 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
480 avatar = empathy_contact_get_avatar (contact);
482 return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
486 empathy_pixbuf_contact_status_icon (EmpathyContact *contact,
487 gboolean show_protocol)
489 const gchar *icon_name;
491 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
493 icon_name = empathy_icon_name_for_contact (contact);
495 if (icon_name == NULL) {
498 return empathy_pixbuf_contact_status_icon_with_icon_name (contact,
504 empathy_pixbuf_contact_status_icon_with_icon_name (EmpathyContact *contact,
505 const gchar *icon_name,
506 gboolean show_protocol)
508 GdkPixbuf *pix_status;
509 GdkPixbuf *pix_protocol;
510 gchar *icon_filename;
512 gint numerator, denominator;
514 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
515 g_return_val_if_fail (icon_name != NULL, NULL);
520 icon_filename = empathy_filename_from_icon_name (icon_name,
522 if (icon_filename == NULL) {
523 DEBUG ("icon name: %s could not be found\n", icon_name);
527 pix_status = gdk_pixbuf_new_from_file (icon_filename, NULL);
529 g_free (icon_filename);
531 if (pix_status == NULL) {
532 DEBUG ("Could not open icon %s\n", icon_filename);
539 height = gdk_pixbuf_get_height (pix_status);
540 width = gdk_pixbuf_get_width (pix_status);
542 pix_protocol = empathy_pixbuf_protocol_from_contact_scaled (contact,
543 width * numerator / denominator,
544 height * numerator / denominator);
546 if (pix_protocol == NULL) {
549 gdk_pixbuf_composite (pix_protocol, pix_status,
550 0, height - height * numerator / denominator,
551 width * numerator / denominator, height * numerator / denominator,
552 0, height - height * numerator / denominator,
554 GDK_INTERP_BILINEAR, 255);
556 g_object_unref (pix_protocol);
562 empathy_pixbuf_protocol_from_contact_scaled (EmpathyContact *contact,
568 GdkPixbuf *pixbuf = NULL;
570 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
572 account = empathy_contact_get_account (contact);
573 filename = empathy_filename_from_icon_name (tp_account_get_icon_name (account),
575 if (filename != NULL) {
576 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, width, height, NULL);
584 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
589 width = gdk_pixbuf_get_width (pixbuf);
590 height = gdk_pixbuf_get_height (pixbuf);
592 if (width > 0 && (width > max_size || height > max_size)) {
593 factor = (gdouble) max_size / MAX (width, height);
595 width = width * factor;
596 height = height * factor;
598 return gdk_pixbuf_scale_simple (pixbuf,
603 return g_object_ref (pixbuf);
607 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
612 GError *error = NULL;
618 theme = gtk_icon_theme_get_default ();
620 pixbuf = gtk_icon_theme_load_icon (theme,
626 DEBUG ("Error loading icon: %s", error->message);
627 g_clear_error (&error);
634 empathy_pixbuf_from_icon_name (const gchar *icon_name,
635 GtkIconSize icon_size)
644 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
648 return empathy_pixbuf_from_icon_name_sized (icon_name, size);
652 empathy_filename_from_icon_name (const gchar *icon_name,
653 GtkIconSize icon_size)
655 GtkIconTheme *icon_theme;
656 GtkIconInfo *icon_info;
661 icon_theme = gtk_icon_theme_get_default ();
663 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
667 icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size, 0);
668 ret = g_strdup (gtk_icon_info_get_filename (icon_info));
669 gtk_icon_info_free (icon_info);
674 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
675 * that to make it easier to apply changes from the original code.
677 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
679 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
680 * decomposable character it consumes the decomposition length from the given
681 * offset. So it's useful when the offset was calculated for the normalized
682 * version of str, but we need a pointer to str itself. */
684 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
686 gchar *casefold, *normal;
692 q = g_utf8_next_char (p);
693 casefold = g_utf8_casefold (p, q - p);
694 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
695 offset -= g_utf8_strlen (normal, -1);
704 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
708 const gchar *ret = NULL;
711 gchar *caseless_haystack;
714 g_return_val_if_fail (haystack != NULL, NULL);
715 g_return_val_if_fail (needle != NULL, NULL);
717 casefold = g_utf8_casefold (haystack, -1);
718 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
721 needle_len = g_utf8_strlen (needle, -1);
722 haystack_len = g_utf8_strlen (caseless_haystack, -1);
726 ret = (gchar *) haystack;
730 if (haystack_len < needle_len)
736 p = (gchar *) caseless_haystack;
737 needle_len = strlen (needle);
742 if ((strncmp (p, needle, needle_len) == 0))
744 ret = pointer_from_offset_skipping_decomp (haystack, i);
748 p = g_utf8_next_char (p);
753 g_free (caseless_haystack);
759 g_utf8_caselessnmatch (const char *s1, const char *s2,
760 gssize n1, gssize n2)
763 gchar *normalized_s1;
764 gchar *normalized_s2;
767 gboolean ret = FALSE;
769 g_return_val_if_fail (s1 != NULL, FALSE);
770 g_return_val_if_fail (s2 != NULL, FALSE);
771 g_return_val_if_fail (n1 > 0, FALSE);
772 g_return_val_if_fail (n2 > 0, FALSE);
774 casefold = g_utf8_casefold (s1, n1);
775 normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
778 casefold = g_utf8_casefold (s2, n2);
779 normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
782 len_s1 = strlen (normalized_s1);
783 len_s2 = strlen (normalized_s2);
788 ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
791 g_free (normalized_s1);
792 g_free (normalized_s2);
798 forward_chars_with_skipping (GtkTextIter *iter,
800 gboolean skip_invisible,
801 gboolean skip_nontext,
802 gboolean skip_decomp)
806 g_return_if_fail (count >= 0);
812 gboolean ignored = FALSE;
814 /* minimal workaround to avoid the infinite loop of bug #168247.
815 * It doesn't fix the problemjust the symptom...
817 if (gtk_text_iter_is_end (iter))
820 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
823 if (!ignored && skip_invisible &&
824 /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
827 if (!ignored && skip_decomp)
829 /* being UTF8 correct sucks; this accounts for extra
830 offsets coming from canonical decompositions of
831 UTF8 characters (e.g. accented characters) which
832 g_utf8_normalize () performs */
837 buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
838 normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
839 i -= (g_utf8_strlen (normal, -1) - 1);
843 gtk_text_iter_forward_char (iter);
851 lines_match (const GtkTextIter *start,
853 gboolean visible_only,
855 GtkTextIter *match_start,
856 GtkTextIter *match_end)
863 if (*lines == NULL || **lines == '\0')
866 *match_start = *start;
873 gtk_text_iter_forward_line (&next);
875 /* No more text in buffer, but *lines is nonempty */
876 if (gtk_text_iter_equal (start, &next))
882 line_text = gtk_text_iter_get_visible_slice (start, &next);
884 line_text = gtk_text_iter_get_slice (start, &next);
889 line_text = gtk_text_iter_get_visible_text (start, &next);
891 line_text = gtk_text_iter_get_text (start, &next);
894 if (match_start) /* if this is the first line we're matching */
896 found = g_utf8_strcasestr (line_text, *lines);
900 /* If it's not the first line, we have to match from the
903 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
916 /* Get offset to start of search string */
917 offset = g_utf8_strlen (line_text, found - line_text);
921 /* If match start needs to be returned, set it to the
922 * start of the search string.
924 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
930 /* Go to end of search string */
931 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
940 /* pass NULL for match_start, since we don't need to find the
943 return lines_match (&next, lines, visible_only, slice, NULL, match_end);
946 /* strsplit () that retains the delimiter as part of the string. */
948 strbreakup (const char *string,
949 const char *delimiter,
952 GSList *string_list = NULL, *slist;
953 gchar **str_array, *s, *casefold, *new_string;
956 g_return_val_if_fail (string != NULL, NULL);
957 g_return_val_if_fail (delimiter != NULL, NULL);
960 max_tokens = G_MAXINT;
962 s = strstr (string, delimiter);
965 guint delimiter_len = strlen (delimiter);
971 len = s - string + delimiter_len;
972 new_string = g_new (gchar, len + 1);
973 strncpy (new_string, string, len);
975 casefold = g_utf8_casefold (new_string, -1);
977 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
979 string_list = g_slist_prepend (string_list, new_string);
981 string = s + delimiter_len;
982 s = strstr (string, delimiter);
983 } while (--max_tokens && s);
989 casefold = g_utf8_casefold (string, -1);
990 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
992 string_list = g_slist_prepend (string_list, new_string);
995 str_array = g_new (gchar*, n);
999 str_array[i--] = NULL;
1000 for (slist = string_list; slist; slist = slist->next)
1001 str_array[i--] = slist->data;
1003 g_slist_free (string_list);
1009 empathy_text_iter_forward_search (const GtkTextIter *iter,
1011 GtkTextIter *match_start,
1012 GtkTextIter *match_end,
1013 const GtkTextIter *limit)
1015 gchar **lines = NULL;
1017 gboolean retval = FALSE;
1019 gboolean visible_only;
1022 g_return_val_if_fail (iter != NULL, FALSE);
1023 g_return_val_if_fail (str != NULL, FALSE);
1025 if (limit && gtk_text_iter_compare (iter, limit) >= 0)
1029 /* If we can move one char, return the empty string there */
1032 if (gtk_text_iter_forward_char (&match)) {
1033 if (limit && gtk_text_iter_equal (&match, limit)) {
1038 *match_start = match;
1049 visible_only = TRUE;
1052 /* locate all lines */
1053 lines = strbreakup (str, "\n", -1);
1058 /* This loop has an inefficient worst-case, where
1059 * gtk_text_iter_get_text () is called repeatedly on
1064 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
1068 if (lines_match (&search, (const gchar**)lines,
1069 visible_only, slice, &match, &end)) {
1070 if (limit == NULL ||
1071 (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
1075 *match_start = match;
1083 } while (gtk_text_iter_forward_line (&search));
1085 g_strfreev ((gchar **) lines);
1090 static const gchar *
1091 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
1095 const gchar *ret = NULL;
1098 gchar *caseless_haystack;
1101 g_return_val_if_fail (haystack != NULL, NULL);
1102 g_return_val_if_fail (needle != NULL, NULL);
1104 casefold = g_utf8_casefold (haystack, -1);
1105 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1108 needle_len = g_utf8_strlen (needle, -1);
1109 haystack_len = g_utf8_strlen (caseless_haystack, -1);
1111 if (needle_len == 0)
1113 ret = (gchar *) haystack;
1117 if (haystack_len < needle_len)
1123 i = haystack_len - needle_len;
1124 p = g_utf8_offset_to_pointer (caseless_haystack, i);
1125 needle_len = strlen (needle);
1127 while (p >= caseless_haystack)
1129 if (strncmp (p, needle, needle_len) == 0)
1131 ret = pointer_from_offset_skipping_decomp (haystack, i);
1135 p = g_utf8_prev_char (p);
1140 g_free (caseless_haystack);
1146 backward_lines_match (const GtkTextIter *start,
1147 const gchar **lines,
1148 gboolean visible_only,
1150 GtkTextIter *match_start,
1151 GtkTextIter *match_end)
1153 GtkTextIter line, next;
1158 if (*lines == NULL || **lines == '\0')
1161 *match_start = *start;
1163 *match_end = *start;
1167 line = next = *start;
1168 if (gtk_text_iter_get_line_offset (&next) == 0)
1170 if (!gtk_text_iter_backward_line (&next))
1174 gtk_text_iter_set_line_offset (&next, 0);
1179 line_text = gtk_text_iter_get_visible_slice (&next, &line);
1181 line_text = gtk_text_iter_get_slice (&next, &line);
1186 line_text = gtk_text_iter_get_visible_text (&next, &line);
1188 line_text = gtk_text_iter_get_text (&next, &line);
1191 if (match_start) /* if this is the first line we're matching */
1193 found = g_utf8_strrcasestr (line_text, *lines);
1197 /* If it's not the first line, we have to match from the
1198 * start of the line.
1200 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1213 /* Get offset to start of search string */
1214 offset = g_utf8_strlen (line_text, found - line_text);
1216 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1218 /* If match start needs to be returned, set it to the
1219 * start of the search string.
1223 *match_start = next;
1226 /* Go to end of search string */
1227 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1236 /* try to match the rest of the lines forward, passing NULL
1237 * for match_start so lines_match will try to match the entire
1239 return lines_match (&next, lines, visible_only,
1240 slice, NULL, match_end);
1244 empathy_text_iter_backward_search (const GtkTextIter *iter,
1246 GtkTextIter *match_start,
1247 GtkTextIter *match_end,
1248 const GtkTextIter *limit)
1250 gchar **lines = NULL;
1252 gboolean retval = FALSE;
1254 gboolean visible_only;
1257 g_return_val_if_fail (iter != NULL, FALSE);
1258 g_return_val_if_fail (str != NULL, FALSE);
1260 if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1265 /* If we can move one char, return the empty string there */
1268 if (gtk_text_iter_backward_char (&match))
1270 if (limit && gtk_text_iter_equal (&match, limit))
1274 *match_start = match;
1285 visible_only = TRUE;
1288 /* locate all lines */
1289 lines = strbreakup (str, "\n", -1);
1295 /* This loop has an inefficient worst-case, where
1296 * gtk_text_iter_get_text () is called repeatedly on
1301 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1304 if (backward_lines_match (&search, (const gchar**)lines,
1305 visible_only, slice, &match, &end))
1307 if (limit == NULL || (limit &&
1308 gtk_text_iter_compare (&end, limit) > 0))
1313 *match_start = match;
1320 if (gtk_text_iter_get_line_offset (&search) == 0)
1322 if (!gtk_text_iter_backward_line (&search))
1327 gtk_text_iter_set_line_offset (&search, 0);
1331 g_strfreev ((gchar **) lines);
1337 empathy_window_get_is_visible (GtkWindow *window)
1339 GdkWindowState state;
1340 GdkWindow *gdk_window;
1342 g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1344 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1349 state = gdk_window_get_state (gdk_window);
1350 if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1358 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1360 GdkRectangle icon_location;
1363 GdkWindow *gdk_window;
1365 gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1366 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1367 dpy = gdk_x11_drawable_get_xdisplay (gdk_window);
1369 data[0] = icon_location.x;
1370 data[1] = icon_location.y;
1371 data[2] = icon_location.width;
1372 data[3] = icon_location.height;
1374 XChangeProperty (dpy,
1375 GDK_WINDOW_XID (gdk_window),
1376 gdk_x11_get_xatom_by_name_for_display (
1377 gdk_drawable_get_display (gdk_window),
1378 "_NET_WM_ICON_GEOMETRY"),
1379 XA_CARDINAL, 32, PropModeReplace,
1380 (guchar *)&data, 4);
1382 gtk_window_set_skip_taskbar_hint (window, TRUE);
1383 gtk_window_iconify (window);
1386 /* Takes care of moving the window to the current workspace. */
1388 empathy_window_present (GtkWindow *window,
1389 gboolean steal_focus)
1391 GdkWindow *gdk_window;
1393 g_return_if_fail (GTK_IS_WINDOW (window));
1395 /* Move the window to the current workspace before trying to show it.
1396 * This is the behaviour people expect when clicking on the statusbar icon. */
1397 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1402 /* Has no effect if the WM has viewports, like compiz */
1403 gdk_x11_window_move_to_current_desktop (gdk_window);
1405 /* If window is still off-screen, hide it to force it to
1406 * reposition on the current workspace. */
1407 gtk_window_get_position (window, &x, &y);
1408 gtk_window_get_size (window, &w, &h);
1409 if (!EMPATHY_RECT_IS_ON_SCREEN (x, y, w, h))
1410 gtk_widget_hide (GTK_WIDGET (window));
1413 gtk_window_present_with_time (window, G_MAXINT32);
1414 gtk_window_set_skip_taskbar_hint (window, FALSE);
1415 gtk_window_deiconify (window);
1419 empathy_get_toplevel_window (GtkWidget *widget)
1421 GtkWidget *toplevel;
1423 g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1425 toplevel = gtk_widget_get_toplevel (widget);
1426 if (GTK_IS_WINDOW (toplevel) &&
1427 gtk_widget_is_toplevel (toplevel)) {
1428 return GTK_WINDOW (toplevel);
1434 /** empathy_make_absolute_url_len:
1438 * Same as #empathy_make_absolute_url but for a limited string length
1441 empathy_make_absolute_url_len (const gchar *url,
1444 g_return_val_if_fail (url != NULL, NULL);
1446 if (g_str_has_prefix (url, "ghelp:") ||
1447 g_str_has_prefix (url, "mailto:") ||
1448 strstr (url, ":/")) {
1449 return g_strndup (url, len);
1452 if (strstr (url, "@")) {
1453 return g_strdup_printf ("mailto:%.*s", len, url);
1456 return g_strdup_printf ("http://%.*s", len, url);
1459 /** empathy_make_absolute_url:
1462 * The URL opening code can't handle schemeless strings, so we try to be
1463 * smart and add http if there is no scheme or doesn't look like a mail
1464 * address. This should work in most cases, and let us click on strings
1465 * like "www.gnome.org".
1467 * Returns: a newly allocated url with proper mailto: or http:// prefix, use
1468 * g_free when your are done with it
1471 empathy_make_absolute_url (const gchar *url)
1473 return empathy_make_absolute_url_len (url, strlen (url));
1477 empathy_url_show (GtkWidget *parent,
1481 GError *error = NULL;
1483 g_return_if_fail (parent == NULL || GTK_IS_WIDGET (parent));
1484 g_return_if_fail (url != NULL);
1486 real_url = empathy_make_absolute_url (url);
1488 gtk_show_uri (parent ? gtk_widget_get_screen (parent) : NULL, real_url,
1489 gtk_get_current_event_time (), &error);
1494 dialog = gtk_message_dialog_new (NULL, 0,
1495 GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1496 _("Unable to open URI"));
1497 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1498 "%s", error->message);
1500 g_signal_connect (dialog, "response",
1501 G_CALLBACK (gtk_widget_destroy),
1503 gtk_window_present (GTK_WINDOW (dialog));
1505 g_clear_error (&error);
1512 link_button_hook (GtkLinkButton *button,
1516 empathy_url_show (GTK_WIDGET (button), link);
1520 empathy_link_button_new (const gchar *url,
1523 static gboolean hook = FALSE;
1527 gtk_link_button_set_uri_hook (link_button_hook, NULL, NULL);
1530 return gtk_link_button_new_with_label (url, title);
1534 empathy_send_file (EmpathyContact *contact, GFile *file)
1536 EmpathyFTFactory *factory;
1537 GtkRecentManager *manager;
1540 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1541 g_return_if_fail (G_IS_FILE (file));
1543 factory = empathy_ft_factory_dup_singleton ();
1545 empathy_ft_factory_new_transfer_outgoing (factory, contact, file);
1547 uri = g_file_get_uri (file);
1548 manager = gtk_recent_manager_get_default ();
1549 gtk_recent_manager_add_item (manager, uri);
1552 g_object_unref (factory);
1556 empathy_send_file_from_uri_list (EmpathyContact *contact, const gchar *uri_list)
1561 /* Only handle a single file for now. It would be wicked cool to be
1562 able to do multiple files, offering to zip them or whatever like
1563 nautilus-sendto does. Note that text/uri-list is defined to have
1564 each line terminated by \r\n, but we can be tolerant of applications
1565 that only use \n or don't terminate single-line entries.
1567 nl = strstr (uri_list, "\r\n");
1569 nl = strchr (uri_list, '\n');
1572 gchar *uri = g_strndup (uri_list, nl - uri_list);
1573 file = g_file_new_for_uri (uri);
1577 file = g_file_new_for_uri (uri_list);
1580 empathy_send_file (contact, file);
1582 g_object_unref (file);
1586 file_manager_send_file_response_cb (GtkDialog *widget,
1588 EmpathyContact *contact)
1592 if (response_id == GTK_RESPONSE_OK) {
1593 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (widget));
1595 empathy_send_file (contact, file);
1597 g_object_unref (file);
1600 gtk_widget_destroy (GTK_WIDGET (widget));
1604 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1609 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1611 DEBUG ("Creating selection file chooser");
1613 widget = gtk_file_chooser_dialog_new (_("Select a file"),
1615 GTK_FILE_CHOOSER_ACTION_OPEN,
1617 GTK_RESPONSE_CANCEL,
1621 button = gtk_button_new_with_mnemonic (_("_Send"));
1622 gtk_button_set_image (GTK_BUTTON (button),
1623 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1624 GTK_ICON_SIZE_BUTTON));
1625 gtk_widget_show (button);
1626 gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1628 gtk_widget_set_can_default (button, TRUE);
1629 gtk_dialog_set_default_response (GTK_DIALOG (widget),
1632 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), FALSE);
1634 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget),
1637 g_signal_connect (widget, "response",
1638 G_CALLBACK (file_manager_send_file_response_cb),
1641 gtk_widget_show (widget);
1645 file_manager_receive_file_response_cb (GtkDialog *dialog,
1646 GtkResponseType response,
1647 EmpathyFTHandler *handler)
1649 EmpathyFTFactory *factory;
1652 if (response == GTK_RESPONSE_OK) {
1653 factory = empathy_ft_factory_dup_singleton ();
1654 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
1656 empathy_ft_factory_set_destination_for_incoming_handler
1657 (factory, handler, file);
1659 g_object_unref (factory);
1660 g_object_unref (file);
1662 /* unref the handler, as we dismissed the file chooser,
1663 * and refused the transfer.
1665 g_object_unref (handler);
1668 gtk_widget_destroy (GTK_WIDGET (dialog));
1672 empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
1677 widget = gtk_file_chooser_dialog_new (_("Select a destination"),
1679 GTK_FILE_CHOOSER_ACTION_SAVE,
1681 GTK_RESPONSE_CANCEL,
1685 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (widget),
1686 empathy_ft_handler_get_filename (handler));
1687 gtk_file_chooser_set_do_overwrite_confirmation
1688 (GTK_FILE_CHOOSER (widget), TRUE);
1690 dir = g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD);
1692 /* Fallback to $HOME if $XDG_DOWNLOAD_DIR is not set */
1693 dir = g_get_home_dir ();
1695 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), dir);
1697 g_signal_connect (widget, "response",
1698 G_CALLBACK (file_manager_receive_file_response_cb), handler);
1700 gtk_widget_show (widget);