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 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
187 EMPATHY_IMAGE_HIDDEN))
188 return EMPATHY_IMAGE_HIDDEN;
190 /* The 'hidden' icon is not an official one so we fallback to offline if
191 * it's not implemented */
192 return EMPATHY_IMAGE_OFFLINE;
193 case TP_CONNECTION_PRESENCE_TYPE_OFFLINE:
194 case TP_CONNECTION_PRESENCE_TYPE_ERROR:
195 return EMPATHY_IMAGE_OFFLINE;
196 case TP_CONNECTION_PRESENCE_TYPE_UNKNOWN:
197 return EMPATHY_IMAGE_PENDING;
198 case TP_CONNECTION_PRESENCE_TYPE_UNSET:
206 empathy_icon_name_for_contact (EmpathyContact *contact)
208 TpConnectionPresenceType presence;
210 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
211 EMPATHY_IMAGE_OFFLINE);
213 presence = empathy_contact_get_presence (contact);
214 return empathy_icon_name_for_presence (presence);
218 empathy_protocol_name_for_contact (EmpathyContact *contact)
222 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
224 account = empathy_contact_get_account (contact);
225 if (account == NULL) {
229 return tp_account_get_icon_name (account);
233 empathy_pixbuf_from_data (gchar *data,
236 return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
240 empathy_pixbuf_from_data_and_mime (gchar *data,
244 GdkPixbufLoader *loader;
245 GdkPixbufFormat *format;
246 GdkPixbuf *pixbuf = NULL;
248 GError *error = NULL;
254 loader = gdk_pixbuf_loader_new ();
255 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size, &error)) {
256 DEBUG ("Failed to write to pixbuf loader: %s",
257 error ? error->message : "No error given");
260 if (!gdk_pixbuf_loader_close (loader, &error)) {
261 DEBUG ("Failed to close pixbuf loader: %s",
262 error ? error->message : "No error given");
266 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
268 g_object_ref (pixbuf);
270 if (mime_type != NULL) {
271 format = gdk_pixbuf_loader_get_format (loader);
272 mime_types = gdk_pixbuf_format_get_mime_types (format);
274 *mime_type = g_strdup (*mime_types);
275 if (mime_types[1] != NULL) {
276 DEBUG ("Loader supports more than one mime "
277 "type! Picking the first one, %s",
280 g_strfreev (mime_types);
285 g_clear_error (&error);
286 g_object_unref (loader);
294 gboolean preserve_aspect_ratio;
298 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
301 struct SizeData *data)
303 g_return_if_fail (width > 0 && height > 0);
305 if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
306 if (width < data->width && height < data->height) {
311 if (data->width < 0) {
312 width = width * (double) data->height / (gdouble) height;
313 height = data->height;
314 } else if (data->height < 0) {
315 height = height * (double) data->width / (double) width;
317 } else if ((double) height * (double) data->width >
318 (double) width * (double) data->height) {
319 width = 0.5 + (double) width * (double) data->height / (double) height;
320 height = data->height;
322 height = 0.5 + (double) height * (double) data->width / (double) width;
326 if (data->width > 0) {
330 if (data->height > 0) {
331 height = data->height;
335 gdk_pixbuf_loader_set_size (loader, width, height);
339 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
341 gint width, height, rowstride;
344 width = gdk_pixbuf_get_width (pixbuf);
345 height = gdk_pixbuf_get_height (pixbuf);
346 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
347 pixels = gdk_pixbuf_get_pixels (pixbuf);
349 if (width < 6 || height < 6) {
357 pixels[rowstride + 3] = 0x80;
358 pixels[rowstride * 2 + 3] = 0xC0;
361 pixels[width * 4 - 1] = 0;
362 pixels[width * 4 - 5] = 0x80;
363 pixels[width * 4 - 9] = 0xC0;
364 pixels[rowstride + (width * 4) - 1] = 0x80;
365 pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
368 pixels[(height - 1) * rowstride + 3] = 0;
369 pixels[(height - 1) * rowstride + 7] = 0x80;
370 pixels[(height - 1) * rowstride + 11] = 0xC0;
371 pixels[(height - 2) * rowstride + 3] = 0x80;
372 pixels[(height - 3) * rowstride + 3] = 0xC0;
375 pixels[height * rowstride - 1] = 0;
376 pixels[(height - 1) * rowstride - 1] = 0x80;
377 pixels[(height - 2) * rowstride - 1] = 0xC0;
378 pixels[height * rowstride - 5] = 0x80;
379 pixels[height * rowstride - 9] = 0xC0;
383 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
385 gint width, height, rowstride, i;
389 width = gdk_pixbuf_get_width (pixbuf);
390 height = gdk_pixbuf_get_height (pixbuf);
391 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
392 pixels = gdk_pixbuf_get_pixels (pixbuf);
395 for (i = 3; i < rowstride; i+=4) {
401 for (i = 1; i < height - 1; i++) {
402 row = pixels + (i*rowstride);
403 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
408 row = pixels + ((height-1) * rowstride);
409 for (i = 3; i < rowstride; i+=4) {
419 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
424 GdkPixbufLoader *loader;
425 struct SizeData data;
426 GError *error = NULL;
433 data.height = height;
434 data.preserve_aspect_ratio = TRUE;
436 loader = gdk_pixbuf_loader_new ();
438 g_signal_connect (loader, "size-prepared",
439 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
442 if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
443 g_warning ("Couldn't write avatar image:%p with "
444 "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
445 avatar->data, avatar->len, error->message);
446 g_error_free (error);
450 gdk_pixbuf_loader_close (loader, NULL);
452 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
453 if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
454 GdkPixbuf *rounded_pixbuf;
456 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
457 gdk_pixbuf_get_width (pixbuf),
458 gdk_pixbuf_get_height (pixbuf));
459 gdk_pixbuf_copy_area (pixbuf, 0, 0,
460 gdk_pixbuf_get_width (pixbuf),
461 gdk_pixbuf_get_height (pixbuf),
464 pixbuf = rounded_pixbuf;
466 g_object_ref (pixbuf);
469 if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
470 empathy_avatar_pixbuf_roundify (pixbuf);
473 g_object_unref (loader);
479 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
483 EmpathyAvatar *avatar;
485 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
487 avatar = empathy_contact_get_avatar (contact);
489 return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
493 empathy_pixbuf_contact_status_icon (EmpathyContact *contact,
494 gboolean show_protocol)
496 const gchar *icon_name;
498 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
500 icon_name = empathy_icon_name_for_contact (contact);
502 if (icon_name == NULL) {
505 return empathy_pixbuf_contact_status_icon_with_icon_name (contact,
511 empathy_pixbuf_contact_status_icon_with_icon_name (EmpathyContact *contact,
512 const gchar *icon_name,
513 gboolean show_protocol)
515 GdkPixbuf *pix_status;
516 GdkPixbuf *pix_protocol;
517 gchar *icon_filename;
519 gint numerator, denominator;
521 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
522 g_return_val_if_fail (icon_name != NULL, NULL);
527 icon_filename = empathy_filename_from_icon_name (icon_name,
529 if (icon_filename == NULL) {
530 DEBUG ("icon name: %s could not be found\n", icon_name);
534 pix_status = gdk_pixbuf_new_from_file (icon_filename, NULL);
536 g_free (icon_filename);
538 if (pix_status == NULL) {
539 DEBUG ("Could not open icon %s\n", icon_filename);
546 height = gdk_pixbuf_get_height (pix_status);
547 width = gdk_pixbuf_get_width (pix_status);
549 pix_protocol = empathy_pixbuf_protocol_from_contact_scaled (contact,
550 width * numerator / denominator,
551 height * numerator / denominator);
553 if (pix_protocol == NULL) {
556 gdk_pixbuf_composite (pix_protocol, pix_status,
557 0, height - height * numerator / denominator,
558 width * numerator / denominator, height * numerator / denominator,
559 0, height - height * numerator / denominator,
561 GDK_INTERP_BILINEAR, 255);
563 g_object_unref (pix_protocol);
569 empathy_pixbuf_protocol_from_contact_scaled (EmpathyContact *contact,
575 GdkPixbuf *pixbuf = NULL;
577 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
579 account = empathy_contact_get_account (contact);
580 filename = empathy_filename_from_icon_name (tp_account_get_icon_name (account),
582 if (filename != NULL) {
583 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, width, height, NULL);
591 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
596 width = gdk_pixbuf_get_width (pixbuf);
597 height = gdk_pixbuf_get_height (pixbuf);
599 if (width > 0 && (width > max_size || height > max_size)) {
600 factor = (gdouble) max_size / MAX (width, height);
602 width = width * factor;
603 height = height * factor;
605 return gdk_pixbuf_scale_simple (pixbuf,
610 return g_object_ref (pixbuf);
614 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
619 GError *error = NULL;
625 theme = gtk_icon_theme_get_default ();
627 pixbuf = gtk_icon_theme_load_icon (theme,
633 DEBUG ("Error loading icon: %s", error->message);
634 g_clear_error (&error);
641 empathy_pixbuf_from_icon_name (const gchar *icon_name,
642 GtkIconSize icon_size)
651 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
655 return empathy_pixbuf_from_icon_name_sized (icon_name, size);
659 empathy_filename_from_icon_name (const gchar *icon_name,
660 GtkIconSize icon_size)
662 GtkIconTheme *icon_theme;
663 GtkIconInfo *icon_info;
668 icon_theme = gtk_icon_theme_get_default ();
670 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
674 icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size, 0);
675 ret = g_strdup (gtk_icon_info_get_filename (icon_info));
676 gtk_icon_info_free (icon_info);
681 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
682 * that to make it easier to apply changes from the original code.
684 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
686 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
687 * decomposable character it consumes the decomposition length from the given
688 * offset. So it's useful when the offset was calculated for the normalized
689 * version of str, but we need a pointer to str itself. */
691 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
693 gchar *casefold, *normal;
699 q = g_utf8_next_char (p);
700 casefold = g_utf8_casefold (p, q - p);
701 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
702 offset -= g_utf8_strlen (normal, -1);
711 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
715 const gchar *ret = NULL;
718 gchar *caseless_haystack;
721 g_return_val_if_fail (haystack != NULL, NULL);
722 g_return_val_if_fail (needle != NULL, NULL);
724 casefold = g_utf8_casefold (haystack, -1);
725 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
728 needle_len = g_utf8_strlen (needle, -1);
729 haystack_len = g_utf8_strlen (caseless_haystack, -1);
733 ret = (gchar *) haystack;
737 if (haystack_len < needle_len)
743 p = (gchar *) caseless_haystack;
744 needle_len = strlen (needle);
749 if ((strncmp (p, needle, needle_len) == 0))
751 ret = pointer_from_offset_skipping_decomp (haystack, i);
755 p = g_utf8_next_char (p);
760 g_free (caseless_haystack);
766 g_utf8_caselessnmatch (const char *s1, const char *s2,
767 gssize n1, gssize n2)
770 gchar *normalized_s1;
771 gchar *normalized_s2;
774 gboolean ret = FALSE;
776 g_return_val_if_fail (s1 != NULL, FALSE);
777 g_return_val_if_fail (s2 != NULL, FALSE);
778 g_return_val_if_fail (n1 > 0, FALSE);
779 g_return_val_if_fail (n2 > 0, FALSE);
781 casefold = g_utf8_casefold (s1, n1);
782 normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
785 casefold = g_utf8_casefold (s2, n2);
786 normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
789 len_s1 = strlen (normalized_s1);
790 len_s2 = strlen (normalized_s2);
795 ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
798 g_free (normalized_s1);
799 g_free (normalized_s2);
805 forward_chars_with_skipping (GtkTextIter *iter,
807 gboolean skip_invisible,
808 gboolean skip_nontext,
809 gboolean skip_decomp)
813 g_return_if_fail (count >= 0);
819 gboolean ignored = FALSE;
821 /* minimal workaround to avoid the infinite loop of bug #168247.
822 * It doesn't fix the problemjust the symptom...
824 if (gtk_text_iter_is_end (iter))
827 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
830 if (!ignored && skip_invisible &&
831 /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
834 if (!ignored && skip_decomp)
836 /* being UTF8 correct sucks; this accounts for extra
837 offsets coming from canonical decompositions of
838 UTF8 characters (e.g. accented characters) which
839 g_utf8_normalize () performs */
844 buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
845 normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
846 i -= (g_utf8_strlen (normal, -1) - 1);
850 gtk_text_iter_forward_char (iter);
858 lines_match (const GtkTextIter *start,
860 gboolean visible_only,
862 GtkTextIter *match_start,
863 GtkTextIter *match_end)
870 if (*lines == NULL || **lines == '\0')
873 *match_start = *start;
880 gtk_text_iter_forward_line (&next);
882 /* No more text in buffer, but *lines is nonempty */
883 if (gtk_text_iter_equal (start, &next))
889 line_text = gtk_text_iter_get_visible_slice (start, &next);
891 line_text = gtk_text_iter_get_slice (start, &next);
896 line_text = gtk_text_iter_get_visible_text (start, &next);
898 line_text = gtk_text_iter_get_text (start, &next);
901 if (match_start) /* if this is the first line we're matching */
903 found = g_utf8_strcasestr (line_text, *lines);
907 /* If it's not the first line, we have to match from the
910 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
923 /* Get offset to start of search string */
924 offset = g_utf8_strlen (line_text, found - line_text);
928 /* If match start needs to be returned, set it to the
929 * start of the search string.
931 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
937 /* Go to end of search string */
938 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
947 /* pass NULL for match_start, since we don't need to find the
950 return lines_match (&next, lines, visible_only, slice, NULL, match_end);
953 /* strsplit () that retains the delimiter as part of the string. */
955 strbreakup (const char *string,
956 const char *delimiter,
959 GSList *string_list = NULL, *slist;
960 gchar **str_array, *s, *casefold, *new_string;
963 g_return_val_if_fail (string != NULL, NULL);
964 g_return_val_if_fail (delimiter != NULL, NULL);
967 max_tokens = G_MAXINT;
969 s = strstr (string, delimiter);
972 guint delimiter_len = strlen (delimiter);
978 len = s - string + delimiter_len;
979 new_string = g_new (gchar, len + 1);
980 strncpy (new_string, string, len);
982 casefold = g_utf8_casefold (new_string, -1);
984 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
986 string_list = g_slist_prepend (string_list, new_string);
988 string = s + delimiter_len;
989 s = strstr (string, delimiter);
990 } while (--max_tokens && s);
996 casefold = g_utf8_casefold (string, -1);
997 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
999 string_list = g_slist_prepend (string_list, new_string);
1002 str_array = g_new (gchar*, n);
1006 str_array[i--] = NULL;
1007 for (slist = string_list; slist; slist = slist->next)
1008 str_array[i--] = slist->data;
1010 g_slist_free (string_list);
1016 empathy_text_iter_forward_search (const GtkTextIter *iter,
1018 GtkTextIter *match_start,
1019 GtkTextIter *match_end,
1020 const GtkTextIter *limit)
1022 gchar **lines = NULL;
1024 gboolean retval = FALSE;
1026 gboolean visible_only;
1029 g_return_val_if_fail (iter != NULL, FALSE);
1030 g_return_val_if_fail (str != NULL, FALSE);
1032 if (limit && gtk_text_iter_compare (iter, limit) >= 0)
1036 /* If we can move one char, return the empty string there */
1039 if (gtk_text_iter_forward_char (&match)) {
1040 if (limit && gtk_text_iter_equal (&match, limit)) {
1045 *match_start = match;
1056 visible_only = TRUE;
1059 /* locate all lines */
1060 lines = strbreakup (str, "\n", -1);
1065 /* This loop has an inefficient worst-case, where
1066 * gtk_text_iter_get_text () is called repeatedly on
1071 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
1075 if (lines_match (&search, (const gchar**)lines,
1076 visible_only, slice, &match, &end)) {
1077 if (limit == NULL ||
1078 (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
1082 *match_start = match;
1090 } while (gtk_text_iter_forward_line (&search));
1092 g_strfreev ((gchar **) lines);
1097 static const gchar *
1098 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
1102 const gchar *ret = NULL;
1105 gchar *caseless_haystack;
1108 g_return_val_if_fail (haystack != NULL, NULL);
1109 g_return_val_if_fail (needle != NULL, NULL);
1111 casefold = g_utf8_casefold (haystack, -1);
1112 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1115 needle_len = g_utf8_strlen (needle, -1);
1116 haystack_len = g_utf8_strlen (caseless_haystack, -1);
1118 if (needle_len == 0)
1120 ret = (gchar *) haystack;
1124 if (haystack_len < needle_len)
1130 i = haystack_len - needle_len;
1131 p = g_utf8_offset_to_pointer (caseless_haystack, i);
1132 needle_len = strlen (needle);
1134 while (p >= caseless_haystack)
1136 if (strncmp (p, needle, needle_len) == 0)
1138 ret = pointer_from_offset_skipping_decomp (haystack, i);
1142 p = g_utf8_prev_char (p);
1147 g_free (caseless_haystack);
1153 backward_lines_match (const GtkTextIter *start,
1154 const gchar **lines,
1155 gboolean visible_only,
1157 GtkTextIter *match_start,
1158 GtkTextIter *match_end)
1160 GtkTextIter line, next;
1165 if (*lines == NULL || **lines == '\0')
1168 *match_start = *start;
1170 *match_end = *start;
1174 line = next = *start;
1175 if (gtk_text_iter_get_line_offset (&next) == 0)
1177 if (!gtk_text_iter_backward_line (&next))
1181 gtk_text_iter_set_line_offset (&next, 0);
1186 line_text = gtk_text_iter_get_visible_slice (&next, &line);
1188 line_text = gtk_text_iter_get_slice (&next, &line);
1193 line_text = gtk_text_iter_get_visible_text (&next, &line);
1195 line_text = gtk_text_iter_get_text (&next, &line);
1198 if (match_start) /* if this is the first line we're matching */
1200 found = g_utf8_strrcasestr (line_text, *lines);
1204 /* If it's not the first line, we have to match from the
1205 * start of the line.
1207 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1220 /* Get offset to start of search string */
1221 offset = g_utf8_strlen (line_text, found - line_text);
1223 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1225 /* If match start needs to be returned, set it to the
1226 * start of the search string.
1230 *match_start = next;
1233 /* Go to end of search string */
1234 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1243 /* try to match the rest of the lines forward, passing NULL
1244 * for match_start so lines_match will try to match the entire
1246 return lines_match (&next, lines, visible_only,
1247 slice, NULL, match_end);
1251 empathy_text_iter_backward_search (const GtkTextIter *iter,
1253 GtkTextIter *match_start,
1254 GtkTextIter *match_end,
1255 const GtkTextIter *limit)
1257 gchar **lines = NULL;
1259 gboolean retval = FALSE;
1261 gboolean visible_only;
1264 g_return_val_if_fail (iter != NULL, FALSE);
1265 g_return_val_if_fail (str != NULL, FALSE);
1267 if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1272 /* If we can move one char, return the empty string there */
1275 if (gtk_text_iter_backward_char (&match))
1277 if (limit && gtk_text_iter_equal (&match, limit))
1281 *match_start = match;
1292 visible_only = TRUE;
1295 /* locate all lines */
1296 lines = strbreakup (str, "\n", -1);
1302 /* This loop has an inefficient worst-case, where
1303 * gtk_text_iter_get_text () is called repeatedly on
1308 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1311 if (backward_lines_match (&search, (const gchar**)lines,
1312 visible_only, slice, &match, &end))
1314 if (limit == NULL || (limit &&
1315 gtk_text_iter_compare (&end, limit) > 0))
1320 *match_start = match;
1327 if (gtk_text_iter_get_line_offset (&search) == 0)
1329 if (!gtk_text_iter_backward_line (&search))
1334 gtk_text_iter_set_line_offset (&search, 0);
1338 g_strfreev ((gchar **) lines);
1344 empathy_window_get_is_visible (GtkWindow *window)
1346 GdkWindowState state;
1347 GdkWindow *gdk_window;
1349 g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1351 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1356 state = gdk_window_get_state (gdk_window);
1357 if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1365 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1367 GdkRectangle icon_location;
1370 GdkWindow *gdk_window;
1372 gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1373 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1374 dpy = gdk_x11_drawable_get_xdisplay (gdk_window);
1376 data[0] = icon_location.x;
1377 data[1] = icon_location.y;
1378 data[2] = icon_location.width;
1379 data[3] = icon_location.height;
1381 XChangeProperty (dpy,
1382 GDK_WINDOW_XID (gdk_window),
1383 gdk_x11_get_xatom_by_name_for_display (
1384 gdk_drawable_get_display (gdk_window),
1385 "_NET_WM_ICON_GEOMETRY"),
1386 XA_CARDINAL, 32, PropModeReplace,
1387 (guchar *)&data, 4);
1389 gtk_window_set_skip_taskbar_hint (window, TRUE);
1390 gtk_window_iconify (window);
1393 /* Code from Thomas Thurman
1394 * http://people.collabora.co.uk/~tthurman/pingwindow.c.txt
1397 get_server_time (void)
1400 Window pingingWindow;
1401 XEvent propertyEvent;
1402 XSetWindowAttributes attrs;
1404 display = XOpenDisplay (NULL);
1406 attrs.override_redirect = True;
1407 attrs.event_mask = PropertyChangeMask;
1409 pingingWindow = XCreateWindow (display,
1410 XRootWindow (display, 0), /* parent */
1411 -100, -100, 1, 1, /* off-screen */
1415 (Visual *) CopyFromParent,
1416 CWOverrideRedirect | CWEventMask,
1419 /* Change a property. XA_PRIMARY is never really
1420 * used for properties, so it's safe.
1422 XChangeProperty (display,
1424 XA_PRIMARY, XA_STRING, 8,
1425 PropModeAppend, NULL, 0);
1427 /* Pick up the event. */
1428 XWindowEvent (display,
1433 /* If you want to do this often,
1434 * just keep the window around and
1437 XDestroyWindow (display, pingingWindow);
1439 return ((XPropertyEvent *) &propertyEvent)->time;
1442 /* Takes care of moving the window to the current workspace. */
1444 empathy_window_present (GtkWindow *window)
1446 GdkWindow *gdk_window;
1449 g_return_if_fail (GTK_IS_WINDOW (window));
1451 /* Move the window to the current workspace before trying to show it.
1452 * This is the behaviour people expect when clicking on the statusbar icon. */
1453 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1458 /* Has no effect if the WM has viewports, like compiz */
1459 gdk_x11_window_move_to_current_desktop (gdk_window);
1461 /* If window is still off-screen, hide it to force it to
1462 * reposition on the current workspace. */
1463 gtk_window_get_position (window, &x, &y);
1464 gtk_window_get_size (window, &w, &h);
1465 if (!EMPATHY_RECT_IS_ON_SCREEN (x, y, w, h))
1466 gtk_widget_hide (GTK_WIDGET (window));
1469 timestamp = gtk_get_current_event_time ();
1471 /* No event, fallback to X server time */
1472 timestamp = get_server_time ();
1474 gtk_window_present_with_time (window, timestamp);
1475 gtk_window_set_skip_taskbar_hint (window, FALSE);
1476 gtk_window_deiconify (window);
1480 empathy_get_toplevel_window (GtkWidget *widget)
1482 GtkWidget *toplevel;
1484 g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1486 toplevel = gtk_widget_get_toplevel (widget);
1487 if (GTK_IS_WINDOW (toplevel) &&
1488 gtk_widget_is_toplevel (toplevel)) {
1489 return GTK_WINDOW (toplevel);
1495 /** empathy_make_absolute_url_len:
1499 * Same as #empathy_make_absolute_url but for a limited string length
1502 empathy_make_absolute_url_len (const gchar *url,
1505 g_return_val_if_fail (url != NULL, NULL);
1507 if (g_str_has_prefix (url, "ghelp:") ||
1508 g_str_has_prefix (url, "mailto:") ||
1509 strstr (url, ":/")) {
1510 return g_strndup (url, len);
1513 if (strstr (url, "@")) {
1514 return g_strdup_printf ("mailto:%.*s", len, url);
1517 return g_strdup_printf ("http://%.*s", len, url);
1520 /** empathy_make_absolute_url:
1523 * The URL opening code can't handle schemeless strings, so we try to be
1524 * smart and add http if there is no scheme or doesn't look like a mail
1525 * address. This should work in most cases, and let us click on strings
1526 * like "www.gnome.org".
1528 * Returns: a newly allocated url with proper mailto: or http:// prefix, use
1529 * g_free when your are done with it
1532 empathy_make_absolute_url (const gchar *url)
1534 return empathy_make_absolute_url_len (url, strlen (url));
1538 empathy_url_show (GtkWidget *parent,
1542 GError *error = NULL;
1544 g_return_if_fail (parent == NULL || GTK_IS_WIDGET (parent));
1545 g_return_if_fail (url != NULL);
1547 real_url = empathy_make_absolute_url (url);
1549 gtk_show_uri (parent ? gtk_widget_get_screen (parent) : NULL, real_url,
1550 gtk_get_current_event_time (), &error);
1555 dialog = gtk_message_dialog_new (NULL, 0,
1556 GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1557 _("Unable to open URI"));
1558 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1559 "%s", error->message);
1561 g_signal_connect (dialog, "response",
1562 G_CALLBACK (gtk_widget_destroy),
1564 gtk_window_present (GTK_WINDOW (dialog));
1566 g_clear_error (&error);
1573 link_button_hook (GtkLinkButton *button,
1577 empathy_url_show (GTK_WIDGET (button), link);
1581 empathy_link_button_new (const gchar *url,
1584 static gboolean hook = FALSE;
1588 gtk_link_button_set_uri_hook (link_button_hook, NULL, NULL);
1591 return gtk_link_button_new_with_label (url, title);
1595 empathy_send_file (EmpathyContact *contact, GFile *file)
1597 EmpathyFTFactory *factory;
1598 GtkRecentManager *manager;
1601 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1602 g_return_if_fail (G_IS_FILE (file));
1604 factory = empathy_ft_factory_dup_singleton ();
1606 empathy_ft_factory_new_transfer_outgoing (factory, contact, file);
1608 uri = g_file_get_uri (file);
1609 manager = gtk_recent_manager_get_default ();
1610 gtk_recent_manager_add_item (manager, uri);
1613 g_object_unref (factory);
1617 empathy_send_file_from_uri_list (EmpathyContact *contact, const gchar *uri_list)
1622 /* Only handle a single file for now. It would be wicked cool to be
1623 able to do multiple files, offering to zip them or whatever like
1624 nautilus-sendto does. Note that text/uri-list is defined to have
1625 each line terminated by \r\n, but we can be tolerant of applications
1626 that only use \n or don't terminate single-line entries.
1628 nl = strstr (uri_list, "\r\n");
1630 nl = strchr (uri_list, '\n');
1633 gchar *uri = g_strndup (uri_list, nl - uri_list);
1634 file = g_file_new_for_uri (uri);
1638 file = g_file_new_for_uri (uri_list);
1641 empathy_send_file (contact, file);
1643 g_object_unref (file);
1647 file_manager_send_file_response_cb (GtkDialog *widget,
1649 EmpathyContact *contact)
1653 if (response_id == GTK_RESPONSE_OK) {
1654 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (widget));
1656 empathy_send_file (contact, file);
1658 g_object_unref (file);
1661 gtk_widget_destroy (GTK_WIDGET (widget));
1665 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1670 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1672 DEBUG ("Creating selection file chooser");
1674 widget = gtk_file_chooser_dialog_new (_("Select a file"),
1676 GTK_FILE_CHOOSER_ACTION_OPEN,
1678 GTK_RESPONSE_CANCEL,
1682 button = gtk_button_new_with_mnemonic (_("_Send"));
1683 gtk_button_set_image (GTK_BUTTON (button),
1684 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1685 GTK_ICON_SIZE_BUTTON));
1686 gtk_widget_show (button);
1687 gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1689 gtk_widget_set_can_default (button, TRUE);
1690 gtk_dialog_set_default_response (GTK_DIALOG (widget),
1693 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), FALSE);
1695 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget),
1698 g_signal_connect (widget, "response",
1699 G_CALLBACK (file_manager_send_file_response_cb),
1702 gtk_widget_show (widget);
1706 file_manager_receive_file_response_cb (GtkDialog *dialog,
1707 GtkResponseType response,
1708 EmpathyFTHandler *handler)
1710 EmpathyFTFactory *factory;
1713 if (response == GTK_RESPONSE_OK) {
1714 factory = empathy_ft_factory_dup_singleton ();
1715 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
1717 empathy_ft_factory_set_destination_for_incoming_handler
1718 (factory, handler, file);
1720 g_object_unref (factory);
1721 g_object_unref (file);
1723 /* unref the handler, as we dismissed the file chooser,
1724 * and refused the transfer.
1726 g_object_unref (handler);
1729 gtk_widget_destroy (GTK_WIDGET (dialog));
1733 empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
1738 widget = gtk_file_chooser_dialog_new (_("Select a destination"),
1740 GTK_FILE_CHOOSER_ACTION_SAVE,
1742 GTK_RESPONSE_CANCEL,
1746 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (widget),
1747 empathy_ft_handler_get_filename (handler));
1748 gtk_file_chooser_set_do_overwrite_confirmation
1749 (GTK_FILE_CHOOSER (widget), TRUE);
1751 dir = g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD);
1753 /* Fallback to $HOME if $XDG_DOWNLOAD_DIR is not set */
1754 dir = g_get_home_dir ();
1756 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), dir);
1758 g_signal_connect (widget, "response",
1759 G_CALLBACK (file_manager_receive_file_response_cb), handler);
1761 gtk_widget_show (widget);