1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
3 * Copyright (C) 2002-2007 Imendio AB
4 * Copyright (C) 2007-2010 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>
26 * Travis Reitter <travis.reitter@collabora.co.uk>
28 * Part of this file is copied from GtkSourceView (gtksourceiter.c):
36 #include <X11/Xatom.h>
38 #include <glib/gi18n-lib.h>
42 #include <telepathy-glib/util.h>
43 #include <folks/folks.h>
45 #include "empathy-ui-utils.h"
46 #include "empathy-images.h"
47 #include "empathy-smiley-manager.h"
49 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
50 #include <libempathy/empathy-debug.h>
51 #include <libempathy/empathy-utils.h>
52 #include <libempathy/empathy-dispatcher.h>
53 #include <libempathy/empathy-idle.h>
54 #include <libempathy/empathy-ft-factory.h>
57 empathy_gtk_init (void)
59 static gboolean initialized = FALSE;
65 gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
66 PKGDATADIR G_DIR_SEPARATOR_S "icons");
72 builder_get_file_valist (const gchar *filename,
73 const gchar *first_object,
81 DEBUG ("Loading file %s", filename);
83 gui = gtk_builder_new ();
84 gtk_builder_set_translation_domain (gui, GETTEXT_PACKAGE);
85 if (!gtk_builder_add_from_file (gui, filename, &error)) {
86 g_critical ("GtkBuilder Error (%s): %s",
87 filename, error->message);
88 g_clear_error (&error);
91 /* we need to iterate and set all of the pointers to NULL */
92 for (name = first_object; name;
93 name = va_arg (args, const gchar *)) {
94 object_ptr = va_arg (args, GObject**);
102 for (name = first_object; name; name = va_arg (args, const gchar *)) {
103 object_ptr = va_arg (args, GObject**);
105 *object_ptr = gtk_builder_get_object (gui, name);
108 g_warning ("File is missing object '%s'.", name);
117 empathy_builder_get_file (const gchar *filename,
118 const gchar *first_object,
124 va_start (args, first_object);
125 gui = builder_get_file_valist (filename, first_object, args);
132 empathy_builder_connect (GtkBuilder *gui,
134 const gchar *first_object,
143 va_start (args, first_object);
144 for (name = first_object; name; name = va_arg (args, const gchar *)) {
145 sig = va_arg (args, const gchar *);
146 callback = va_arg (args, GCallback);
148 object = gtk_builder_get_object (gui, name);
150 g_warning ("File is missing object '%s'.", name);
154 g_signal_connect (object, sig, callback, user_data);
161 empathy_builder_unref_and_keep_widget (GtkBuilder *gui,
164 /* On construction gui sinks the initial reference to widget. When gui
165 * is finalized it will drop its ref to widget. We take our own ref to
166 * prevent widget being finalised. The widget is forced to have a
167 * floating reference, like when it was initially unowned so that it can
168 * be used like any other GtkWidget. */
170 g_object_ref (widget);
171 g_object_force_floating (G_OBJECT (widget));
172 g_object_unref (gui);
178 empathy_icon_name_for_presence (TpConnectionPresenceType presence)
181 case TP_CONNECTION_PRESENCE_TYPE_AVAILABLE:
182 return EMPATHY_IMAGE_AVAILABLE;
183 case TP_CONNECTION_PRESENCE_TYPE_BUSY:
184 return EMPATHY_IMAGE_BUSY;
185 case TP_CONNECTION_PRESENCE_TYPE_AWAY:
186 return EMPATHY_IMAGE_AWAY;
187 case TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY:
188 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
189 EMPATHY_IMAGE_EXT_AWAY))
190 return EMPATHY_IMAGE_EXT_AWAY;
192 /* The 'extended-away' icon is not an official one so we fallback to idle if
193 * it's not implemented */
194 return EMPATHY_IMAGE_IDLE;
195 case TP_CONNECTION_PRESENCE_TYPE_HIDDEN:
196 if (gtk_icon_theme_has_icon (gtk_icon_theme_get_default (),
197 EMPATHY_IMAGE_HIDDEN))
198 return EMPATHY_IMAGE_HIDDEN;
200 /* The 'hidden' icon is not an official one so we fallback to offline if
201 * it's not implemented */
202 return EMPATHY_IMAGE_OFFLINE;
203 case TP_CONNECTION_PRESENCE_TYPE_OFFLINE:
204 case TP_CONNECTION_PRESENCE_TYPE_ERROR:
205 return EMPATHY_IMAGE_OFFLINE;
206 case TP_CONNECTION_PRESENCE_TYPE_UNKNOWN:
207 return EMPATHY_IMAGE_PENDING;
208 case TP_CONNECTION_PRESENCE_TYPE_UNSET:
217 empathy_icon_name_for_contact (EmpathyContact *contact)
219 TpConnectionPresenceType presence;
221 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
222 EMPATHY_IMAGE_OFFLINE);
224 presence = empathy_contact_get_presence (contact);
225 return empathy_icon_name_for_presence (presence);
229 empathy_icon_name_for_individual (FolksIndividual *individual)
231 FolksPresenceType folks_presence;
232 TpConnectionPresenceType presence;
235 folks_presence_get_presence_type (FOLKS_PRESENCE (individual));
236 presence = empathy_folks_presence_type_to_tp (folks_presence);
238 return empathy_icon_name_for_presence (presence);
242 empathy_protocol_name_for_contact (EmpathyContact *contact)
246 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
248 account = empathy_contact_get_account (contact);
249 if (account == NULL) {
253 return tp_account_get_icon_name (account);
257 empathy_pixbuf_from_data (gchar *data,
260 return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
264 empathy_pixbuf_from_data_and_mime (gchar *data,
268 GdkPixbufLoader *loader;
269 GdkPixbufFormat *format;
270 GdkPixbuf *pixbuf = NULL;
272 GError *error = NULL;
278 loader = gdk_pixbuf_loader_new ();
279 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size, &error)) {
280 DEBUG ("Failed to write to pixbuf loader: %s",
281 error ? error->message : "No error given");
284 if (!gdk_pixbuf_loader_close (loader, &error)) {
285 DEBUG ("Failed to close pixbuf loader: %s",
286 error ? error->message : "No error given");
290 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
292 g_object_ref (pixbuf);
294 if (mime_type != NULL) {
295 format = gdk_pixbuf_loader_get_format (loader);
296 mime_types = gdk_pixbuf_format_get_mime_types (format);
298 *mime_type = g_strdup (*mime_types);
299 if (mime_types[1] != NULL) {
300 DEBUG ("Loader supports more than one mime "
301 "type! Picking the first one, %s",
304 g_strfreev (mime_types);
309 g_clear_error (&error);
310 g_object_unref (loader);
318 gboolean preserve_aspect_ratio;
322 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
325 struct SizeData *data)
327 g_return_if_fail (width > 0 && height > 0);
329 if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
330 if (width < data->width && height < data->height) {
335 if (data->width < 0) {
336 width = width * (double) data->height / (gdouble) height;
337 height = data->height;
338 } else if (data->height < 0) {
339 height = height * (double) data->width / (double) width;
341 } else if ((double) height * (double) data->width >
342 (double) width * (double) data->height) {
343 width = 0.5 + (double) width * (double) data->height / (double) height;
344 height = data->height;
346 height = 0.5 + (double) height * (double) data->width / (double) width;
350 if (data->width > 0) {
354 if (data->height > 0) {
355 height = data->height;
359 gdk_pixbuf_loader_set_size (loader, width, height);
363 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
365 gint width, height, rowstride;
368 width = gdk_pixbuf_get_width (pixbuf);
369 height = gdk_pixbuf_get_height (pixbuf);
370 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
371 pixels = gdk_pixbuf_get_pixels (pixbuf);
373 if (width < 6 || height < 6) {
381 pixels[rowstride + 3] = 0x80;
382 pixels[rowstride * 2 + 3] = 0xC0;
385 pixels[width * 4 - 1] = 0;
386 pixels[width * 4 - 5] = 0x80;
387 pixels[width * 4 - 9] = 0xC0;
388 pixels[rowstride + (width * 4) - 1] = 0x80;
389 pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
392 pixels[(height - 1) * rowstride + 3] = 0;
393 pixels[(height - 1) * rowstride + 7] = 0x80;
394 pixels[(height - 1) * rowstride + 11] = 0xC0;
395 pixels[(height - 2) * rowstride + 3] = 0x80;
396 pixels[(height - 3) * rowstride + 3] = 0xC0;
399 pixels[height * rowstride - 1] = 0;
400 pixels[(height - 1) * rowstride - 1] = 0x80;
401 pixels[(height - 2) * rowstride - 1] = 0xC0;
402 pixels[height * rowstride - 5] = 0x80;
403 pixels[height * rowstride - 9] = 0xC0;
407 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
409 gint width, height, rowstride, i;
413 width = gdk_pixbuf_get_width (pixbuf);
414 height = gdk_pixbuf_get_height (pixbuf);
415 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
416 pixels = gdk_pixbuf_get_pixels (pixbuf);
419 for (i = 3; i < rowstride; i+=4) {
425 for (i = 1; i < height - 1; i++) {
426 row = pixels + (i*rowstride);
427 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
432 row = pixels + ((height-1) * rowstride);
433 for (i = 3; i < rowstride; i+=4) {
443 avatar_pixbuf_from_loader (GdkPixbufLoader *loader)
447 pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
448 if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
449 GdkPixbuf *rounded_pixbuf;
451 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
452 gdk_pixbuf_get_width (pixbuf),
453 gdk_pixbuf_get_height (pixbuf));
454 gdk_pixbuf_copy_area (pixbuf, 0, 0,
455 gdk_pixbuf_get_width (pixbuf),
456 gdk_pixbuf_get_height (pixbuf),
459 pixbuf = rounded_pixbuf;
461 g_object_ref (pixbuf);
464 if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
465 empathy_avatar_pixbuf_roundify (pixbuf);
472 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
477 GdkPixbufLoader *loader;
478 struct SizeData data;
479 GError *error = NULL;
486 data.height = height;
487 data.preserve_aspect_ratio = TRUE;
489 loader = gdk_pixbuf_loader_new ();
491 g_signal_connect (loader, "size-prepared",
492 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
495 if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
496 g_warning ("Couldn't write avatar image:%p with "
497 "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
498 avatar->data, avatar->len, error->message);
499 g_error_free (error);
503 gdk_pixbuf_loader_close (loader, NULL);
504 pixbuf = avatar_pixbuf_from_loader (loader);
506 g_object_unref (loader);
512 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
516 EmpathyAvatar *avatar;
518 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
520 avatar = empathy_contact_get_avatar (contact);
522 return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
526 FolksIndividual *individual;
527 GSimpleAsyncResult *result;
530 } PixbufAvatarFromIndividualClosure;
532 static PixbufAvatarFromIndividualClosure *
533 pixbuf_avatar_from_individual_closure_new (FolksIndividual *individual,
534 GSimpleAsyncResult *result,
538 PixbufAvatarFromIndividualClosure *closure;
540 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
541 g_return_val_if_fail (G_IS_ASYNC_RESULT (result), NULL);
543 closure = g_new0 (PixbufAvatarFromIndividualClosure, 1);
544 closure->individual = g_object_ref (individual);
545 closure->result = g_object_ref (result);
546 closure->width = width;
547 closure->height = height;
553 pixbuf_avatar_from_individual_closure_free (
554 PixbufAvatarFromIndividualClosure *closure)
556 g_object_unref (closure->individual);
557 g_object_unref (closure->result);
562 avatar_file_load_contents_cb (GObject *object,
563 GAsyncResult *result,
566 GFile *file = G_FILE (object);
567 PixbufAvatarFromIndividualClosure *closure = user_data;
570 struct SizeData size_data;
571 GError *error = NULL;
572 GdkPixbufLoader *loader = NULL;
574 if (!g_file_load_contents_finish (file, result, &data, &data_size,
576 DEBUG ("failed to load avatar from file: %s",
578 g_simple_async_result_set_from_error (closure->result, error);
582 size_data.width = closure->width;
583 size_data.height = closure->height;
584 size_data.preserve_aspect_ratio = TRUE;
586 loader = gdk_pixbuf_loader_new ();
588 g_signal_connect (loader, "size-prepared",
589 G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
592 if (!gdk_pixbuf_loader_write (loader, (guchar *) data, data_size,
594 DEBUG ("Failed to write to pixbuf loader: %s",
595 error ? error->message : "No error given");
596 g_simple_async_result_set_from_error (closure->result, error);
599 if (!gdk_pixbuf_loader_close (loader, &error)) {
600 DEBUG ("Failed to close pixbuf loader: %s",
601 error ? error->message : "No error given");
602 g_simple_async_result_set_from_error (closure->result, error);
606 g_simple_async_result_set_op_res_gpointer (closure->result,
607 avatar_pixbuf_from_loader (loader), NULL);
610 g_simple_async_result_complete (closure->result);
612 g_clear_error (&error);
614 tp_clear_object (&loader);
615 pixbuf_avatar_from_individual_closure_free (closure);
619 empathy_pixbuf_avatar_from_individual_scaled_async (
620 FolksIndividual *individual,
623 GCancellable *cancellable,
624 GAsyncReadyCallback callback,
628 GSimpleAsyncResult *result;
629 PixbufAvatarFromIndividualClosure *closure;
631 result = g_simple_async_result_new (G_OBJECT (individual),
633 empathy_pixbuf_avatar_from_individual_scaled_async);
635 avatar_file = folks_avatar_get_avatar (FOLKS_AVATAR (individual));
636 if (avatar_file == NULL)
639 closure = pixbuf_avatar_from_individual_closure_new (individual, result,
644 g_file_load_contents_async (avatar_file, cancellable,
645 avatar_file_load_contents_cb, closure);
647 g_object_unref (result);
652 g_simple_async_result_set_op_res_gpointer (result, NULL, NULL);
653 g_simple_async_result_complete (result);
654 g_object_unref (result);
658 empathy_pixbuf_avatar_from_individual_scaled_finish (
659 FolksIndividual *individual,
660 GAsyncResult *result,
663 GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (result);
664 gboolean result_valid;
666 g_return_val_if_fail (FOLKS_IS_INDIVIDUAL (individual), NULL);
667 g_return_val_if_fail (G_IS_SIMPLE_ASYNC_RESULT (simple), NULL);
669 if (g_simple_async_result_propagate_error (simple, error))
672 result_valid = g_simple_async_result_is_valid (result,
673 G_OBJECT (individual),
674 empathy_pixbuf_avatar_from_individual_scaled_async);
675 g_return_val_if_fail (result_valid, NULL);
677 return g_simple_async_result_get_op_res_gpointer (simple);
681 empathy_pixbuf_contact_status_icon (EmpathyContact *contact,
682 gboolean show_protocol)
684 const gchar *icon_name;
686 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
688 icon_name = empathy_icon_name_for_contact (contact);
690 if (icon_name == NULL) {
693 return empathy_pixbuf_contact_status_icon_with_icon_name (contact,
699 empathy_pixbuf_contact_status_icon_with_icon_name (EmpathyContact *contact,
700 const gchar *icon_name,
701 gboolean show_protocol)
703 GdkPixbuf *pix_status;
704 GdkPixbuf *pix_protocol;
705 gchar *icon_filename;
707 gint numerator, denominator;
709 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact) ||
710 (show_protocol == FALSE), NULL);
711 g_return_val_if_fail (icon_name != NULL, NULL);
716 icon_filename = empathy_filename_from_icon_name (icon_name,
718 if (icon_filename == NULL) {
719 DEBUG ("icon name: %s could not be found\n", icon_name);
723 pix_status = gdk_pixbuf_new_from_file (icon_filename, NULL);
725 if (pix_status == NULL) {
726 DEBUG ("Could not open icon %s\n", icon_filename);
727 g_free (icon_filename);
731 g_free (icon_filename);
736 height = gdk_pixbuf_get_height (pix_status);
737 width = gdk_pixbuf_get_width (pix_status);
739 pix_protocol = empathy_pixbuf_protocol_from_contact_scaled (contact,
740 width * numerator / denominator,
741 height * numerator / denominator);
743 if (pix_protocol == NULL) {
746 gdk_pixbuf_composite (pix_protocol, pix_status,
747 0, height - height * numerator / denominator,
748 width * numerator / denominator, height * numerator / denominator,
749 0, height - height * numerator / denominator,
751 GDK_INTERP_BILINEAR, 255);
753 g_object_unref (pix_protocol);
759 empathy_pixbuf_protocol_from_contact_scaled (EmpathyContact *contact,
765 GdkPixbuf *pixbuf = NULL;
767 g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
769 account = empathy_contact_get_account (contact);
770 filename = empathy_filename_from_icon_name (tp_account_get_icon_name (account),
772 if (filename != NULL) {
773 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, width, height, NULL);
781 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
786 width = gdk_pixbuf_get_width (pixbuf);
787 height = gdk_pixbuf_get_height (pixbuf);
789 if (width > 0 && (width > max_size || height > max_size)) {
790 factor = (gdouble) max_size / MAX (width, height);
792 width = width * factor;
793 height = height * factor;
795 return gdk_pixbuf_scale_simple (pixbuf,
800 return g_object_ref (pixbuf);
804 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
809 GError *error = NULL;
815 theme = gtk_icon_theme_get_default ();
817 pixbuf = gtk_icon_theme_load_icon (theme,
823 DEBUG ("Error loading icon: %s", error->message);
824 g_clear_error (&error);
831 empathy_pixbuf_from_icon_name (const gchar *icon_name,
832 GtkIconSize icon_size)
841 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
845 return empathy_pixbuf_from_icon_name_sized (icon_name, size);
849 empathy_filename_from_icon_name (const gchar *icon_name,
850 GtkIconSize icon_size)
852 GtkIconTheme *icon_theme;
853 GtkIconInfo *icon_info;
858 icon_theme = gtk_icon_theme_get_default ();
860 if (gtk_icon_size_lookup (icon_size, &w, &h)) {
864 icon_info = gtk_icon_theme_lookup_icon (icon_theme, icon_name, size, 0);
865 ret = g_strdup (gtk_icon_info_get_filename (icon_info));
866 gtk_icon_info_free (icon_info);
871 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
872 * that to make it easier to apply changes from the original code.
874 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
876 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
877 * decomposable character it consumes the decomposition length from the given
878 * offset. So it's useful when the offset was calculated for the normalized
879 * version of str, but we need a pointer to str itself. */
881 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
883 gchar *casefold, *normal;
889 q = g_utf8_next_char (p);
890 casefold = g_utf8_casefold (p, q - p);
891 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
892 offset -= g_utf8_strlen (normal, -1);
901 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
905 const gchar *ret = NULL;
908 gchar *caseless_haystack;
911 g_return_val_if_fail (haystack != NULL, NULL);
912 g_return_val_if_fail (needle != NULL, NULL);
914 casefold = g_utf8_casefold (haystack, -1);
915 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
918 needle_len = g_utf8_strlen (needle, -1);
919 haystack_len = g_utf8_strlen (caseless_haystack, -1);
923 ret = (gchar *) haystack;
927 if (haystack_len < needle_len)
933 p = (gchar *) caseless_haystack;
934 needle_len = strlen (needle);
939 if ((strncmp (p, needle, needle_len) == 0))
941 ret = pointer_from_offset_skipping_decomp (haystack, i);
945 p = g_utf8_next_char (p);
950 g_free (caseless_haystack);
956 g_utf8_caselessnmatch (const char *s1, const char *s2,
957 gssize n1, gssize n2)
960 gchar *normalized_s1;
961 gchar *normalized_s2;
964 gboolean ret = FALSE;
966 g_return_val_if_fail (s1 != NULL, FALSE);
967 g_return_val_if_fail (s2 != NULL, FALSE);
968 g_return_val_if_fail (n1 > 0, FALSE);
969 g_return_val_if_fail (n2 > 0, FALSE);
971 casefold = g_utf8_casefold (s1, n1);
972 normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
975 casefold = g_utf8_casefold (s2, n2);
976 normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
979 len_s1 = strlen (normalized_s1);
980 len_s2 = strlen (normalized_s2);
985 ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
988 g_free (normalized_s1);
989 g_free (normalized_s2);
995 forward_chars_with_skipping (GtkTextIter *iter,
997 gboolean skip_invisible,
998 gboolean skip_nontext,
999 gboolean skip_decomp)
1003 g_return_if_fail (count >= 0);
1009 gboolean ignored = FALSE;
1011 /* minimal workaround to avoid the infinite loop of bug #168247.
1012 * It doesn't fix the problemjust the symptom...
1014 if (gtk_text_iter_is_end (iter))
1017 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
1020 if (!ignored && skip_invisible &&
1021 /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
1024 if (!ignored && skip_decomp)
1026 /* being UTF8 correct sucks; this accounts for extra
1027 offsets coming from canonical decompositions of
1028 UTF8 characters (e.g. accented characters) which
1029 g_utf8_normalize () performs */
1034 buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
1035 normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
1036 i -= (g_utf8_strlen (normal, -1) - 1);
1040 gtk_text_iter_forward_char (iter);
1048 lines_match (const GtkTextIter *start,
1049 const gchar **lines,
1050 gboolean visible_only,
1052 GtkTextIter *match_start,
1053 GtkTextIter *match_end)
1060 if (*lines == NULL || **lines == '\0')
1063 *match_start = *start;
1065 *match_end = *start;
1070 gtk_text_iter_forward_line (&next);
1072 /* No more text in buffer, but *lines is nonempty */
1073 if (gtk_text_iter_equal (start, &next))
1079 line_text = gtk_text_iter_get_visible_slice (start, &next);
1081 line_text = gtk_text_iter_get_slice (start, &next);
1086 line_text = gtk_text_iter_get_visible_text (start, &next);
1088 line_text = gtk_text_iter_get_text (start, &next);
1091 if (match_start) /* if this is the first line we're matching */
1093 found = g_utf8_strcasestr (line_text, *lines);
1097 /* If it's not the first line, we have to match from the
1098 * start of the line.
1100 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1113 /* Get offset to start of search string */
1114 offset = g_utf8_strlen (line_text, found - line_text);
1118 /* If match start needs to be returned, set it to the
1119 * start of the search string.
1121 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1124 *match_start = next;
1127 /* Go to end of search string */
1128 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1137 /* pass NULL for match_start, since we don't need to find the
1140 return lines_match (&next, lines, visible_only, slice, NULL, match_end);
1143 /* strsplit () that retains the delimiter as part of the string. */
1145 strbreakup (const char *string,
1146 const char *delimiter,
1149 GSList *string_list = NULL, *slist;
1150 gchar **str_array, *s, *casefold, *new_string;
1153 g_return_val_if_fail (string != NULL, NULL);
1154 g_return_val_if_fail (delimiter != NULL, NULL);
1157 max_tokens = G_MAXINT;
1159 s = strstr (string, delimiter);
1162 guint delimiter_len = strlen (delimiter);
1168 len = s - string + delimiter_len;
1169 new_string = g_new (gchar, len + 1);
1170 strncpy (new_string, string, len);
1171 new_string[len] = 0;
1172 casefold = g_utf8_casefold (new_string, -1);
1173 g_free (new_string);
1174 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1176 string_list = g_slist_prepend (string_list, new_string);
1178 string = s + delimiter_len;
1179 s = strstr (string, delimiter);
1180 } while (--max_tokens && s);
1186 casefold = g_utf8_casefold (string, -1);
1187 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1189 string_list = g_slist_prepend (string_list, new_string);
1192 str_array = g_new (gchar*, n);
1196 str_array[i--] = NULL;
1197 for (slist = string_list; slist; slist = slist->next)
1198 str_array[i--] = slist->data;
1200 g_slist_free (string_list);
1206 empathy_text_iter_forward_search (const GtkTextIter *iter,
1208 GtkTextIter *match_start,
1209 GtkTextIter *match_end,
1210 const GtkTextIter *limit)
1212 gchar **lines = NULL;
1214 gboolean retval = FALSE;
1216 gboolean visible_only;
1219 g_return_val_if_fail (iter != NULL, FALSE);
1220 g_return_val_if_fail (str != NULL, FALSE);
1222 if (limit && gtk_text_iter_compare (iter, limit) >= 0)
1226 /* If we can move one char, return the empty string there */
1229 if (gtk_text_iter_forward_char (&match)) {
1230 if (limit && gtk_text_iter_equal (&match, limit)) {
1235 *match_start = match;
1246 visible_only = TRUE;
1249 /* locate all lines */
1250 lines = strbreakup (str, "\n", -1);
1255 /* This loop has an inefficient worst-case, where
1256 * gtk_text_iter_get_text () is called repeatedly on
1261 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
1265 if (lines_match (&search, (const gchar**)lines,
1266 visible_only, slice, &match, &end)) {
1267 if (limit == NULL ||
1268 (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
1272 *match_start = match;
1280 } while (gtk_text_iter_forward_line (&search));
1282 g_strfreev ((gchar **) lines);
1287 static const gchar *
1288 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
1292 const gchar *ret = NULL;
1295 gchar *caseless_haystack;
1298 g_return_val_if_fail (haystack != NULL, NULL);
1299 g_return_val_if_fail (needle != NULL, NULL);
1301 casefold = g_utf8_casefold (haystack, -1);
1302 caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1305 needle_len = g_utf8_strlen (needle, -1);
1306 haystack_len = g_utf8_strlen (caseless_haystack, -1);
1308 if (needle_len == 0)
1310 ret = (gchar *) haystack;
1314 if (haystack_len < needle_len)
1320 i = haystack_len - needle_len;
1321 p = g_utf8_offset_to_pointer (caseless_haystack, i);
1322 needle_len = strlen (needle);
1324 while (p >= caseless_haystack)
1326 if (strncmp (p, needle, needle_len) == 0)
1328 ret = pointer_from_offset_skipping_decomp (haystack, i);
1332 p = g_utf8_prev_char (p);
1337 g_free (caseless_haystack);
1343 backward_lines_match (const GtkTextIter *start,
1344 const gchar **lines,
1345 gboolean visible_only,
1347 GtkTextIter *match_start,
1348 GtkTextIter *match_end)
1350 GtkTextIter line, next;
1355 if (*lines == NULL || **lines == '\0')
1358 *match_start = *start;
1360 *match_end = *start;
1364 line = next = *start;
1365 if (gtk_text_iter_get_line_offset (&next) == 0)
1367 if (!gtk_text_iter_backward_line (&next))
1371 gtk_text_iter_set_line_offset (&next, 0);
1376 line_text = gtk_text_iter_get_visible_slice (&next, &line);
1378 line_text = gtk_text_iter_get_slice (&next, &line);
1383 line_text = gtk_text_iter_get_visible_text (&next, &line);
1385 line_text = gtk_text_iter_get_text (&next, &line);
1388 if (match_start) /* if this is the first line we're matching */
1390 found = g_utf8_strrcasestr (line_text, *lines);
1394 /* If it's not the first line, we have to match from the
1395 * start of the line.
1397 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1410 /* Get offset to start of search string */
1411 offset = g_utf8_strlen (line_text, found - line_text);
1413 forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1415 /* If match start needs to be returned, set it to the
1416 * start of the search string.
1420 *match_start = next;
1423 /* Go to end of search string */
1424 forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1433 /* try to match the rest of the lines forward, passing NULL
1434 * for match_start so lines_match will try to match the entire
1436 return lines_match (&next, lines, visible_only,
1437 slice, NULL, match_end);
1441 empathy_text_iter_backward_search (const GtkTextIter *iter,
1443 GtkTextIter *match_start,
1444 GtkTextIter *match_end,
1445 const GtkTextIter *limit)
1447 gchar **lines = NULL;
1449 gboolean retval = FALSE;
1451 gboolean visible_only;
1454 g_return_val_if_fail (iter != NULL, FALSE);
1455 g_return_val_if_fail (str != NULL, FALSE);
1457 if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1462 /* If we can move one char, return the empty string there */
1465 if (gtk_text_iter_backward_char (&match))
1467 if (limit && gtk_text_iter_equal (&match, limit))
1471 *match_start = match;
1482 visible_only = TRUE;
1485 /* locate all lines */
1486 lines = strbreakup (str, "\n", -1);
1492 /* This loop has an inefficient worst-case, where
1493 * gtk_text_iter_get_text () is called repeatedly on
1498 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1501 if (backward_lines_match (&search, (const gchar**)lines,
1502 visible_only, slice, &match, &end))
1504 if (limit == NULL || (limit &&
1505 gtk_text_iter_compare (&end, limit) > 0))
1510 *match_start = match;
1517 if (gtk_text_iter_get_line_offset (&search) == 0)
1519 if (!gtk_text_iter_backward_line (&search))
1524 gtk_text_iter_set_line_offset (&search, 0);
1528 g_strfreev ((gchar **) lines);
1534 empathy_window_get_is_visible (GtkWindow *window)
1536 GdkWindowState state;
1537 GdkWindow *gdk_window;
1539 g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1541 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1546 state = gdk_window_get_state (gdk_window);
1547 if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1555 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1557 GdkRectangle icon_location;
1560 GdkWindow *gdk_window;
1562 gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1563 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1564 dpy = gdk_x11_drawable_get_xdisplay (gdk_window);
1566 data[0] = icon_location.x;
1567 data[1] = icon_location.y;
1568 data[2] = icon_location.width;
1569 data[3] = icon_location.height;
1571 XChangeProperty (dpy,
1572 GDK_WINDOW_XID (gdk_window),
1573 gdk_x11_get_xatom_by_name_for_display (
1574 gdk_window_get_display (gdk_window),
1575 "_NET_WM_ICON_GEOMETRY"),
1576 XA_CARDINAL, 32, PropModeReplace,
1577 (guchar *)&data, 4);
1579 gtk_window_set_skip_taskbar_hint (window, TRUE);
1580 gtk_window_iconify (window);
1583 /* Takes care of moving the window to the current workspace. */
1585 empathy_window_present_with_time (GtkWindow *window,
1588 GdkWindow *gdk_window;
1590 g_return_if_fail (GTK_IS_WINDOW (window));
1592 /* Move the window to the current workspace before trying to show it.
1593 * This is the behaviour people expect when clicking on the statusbar icon. */
1594 gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
1599 /* Has no effect if the WM has viewports, like compiz */
1600 gdk_x11_window_move_to_current_desktop (gdk_window);
1602 /* If window is still off-screen, hide it to force it to
1603 * reposition on the current workspace. */
1604 gtk_window_get_position (window, &x, &y);
1605 gtk_window_get_size (window, &w, &h);
1606 if (!EMPATHY_RECT_IS_ON_SCREEN (x, y, w, h))
1607 gtk_widget_hide (GTK_WIDGET (window));
1610 if (timestamp == GDK_CURRENT_TIME)
1611 gtk_window_present (window);
1613 gtk_window_present_with_time (window, timestamp);
1615 gtk_window_set_skip_taskbar_hint (window, FALSE);
1616 gtk_window_deiconify (window);
1620 empathy_window_present (GtkWindow *window)
1622 empathy_window_present_with_time (window, gtk_get_current_event_time ());
1626 empathy_get_toplevel_window (GtkWidget *widget)
1628 GtkWidget *toplevel;
1630 g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1632 toplevel = gtk_widget_get_toplevel (widget);
1633 if (GTK_IS_WINDOW (toplevel) &&
1634 gtk_widget_is_toplevel (toplevel)) {
1635 return GTK_WINDOW (toplevel);
1641 /** empathy_make_absolute_url_len:
1645 * Same as #empathy_make_absolute_url but for a limited string length
1648 empathy_make_absolute_url_len (const gchar *url,
1651 g_return_val_if_fail (url != NULL, NULL);
1653 if (g_str_has_prefix (url, "ghelp:") ||
1654 g_str_has_prefix (url, "mailto:") ||
1655 strstr (url, ":/")) {
1656 return g_strndup (url, len);
1659 if (strstr (url, "@")) {
1660 return g_strdup_printf ("mailto:%.*s", len, url);
1663 return g_strdup_printf ("http://%.*s", len, url);
1666 /** empathy_make_absolute_url:
1669 * The URL opening code can't handle schemeless strings, so we try to be
1670 * smart and add http if there is no scheme or doesn't look like a mail
1671 * address. This should work in most cases, and let us click on strings
1672 * like "www.gnome.org".
1674 * Returns: a newly allocated url with proper mailto: or http:// prefix, use
1675 * g_free when your are done with it
1678 empathy_make_absolute_url (const gchar *url)
1680 return empathy_make_absolute_url_len (url, strlen (url));
1684 empathy_url_show (GtkWidget *parent,
1688 GError *error = NULL;
1690 g_return_if_fail (parent == NULL || GTK_IS_WIDGET (parent));
1691 g_return_if_fail (url != NULL);
1693 real_url = empathy_make_absolute_url (url);
1695 gtk_show_uri (parent ? gtk_widget_get_screen (parent) : NULL, real_url,
1696 gtk_get_current_event_time (), &error);
1701 dialog = gtk_message_dialog_new (NULL, 0,
1702 GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1703 _("Unable to open URI"));
1704 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1705 "%s", error->message);
1707 g_signal_connect (dialog, "response",
1708 G_CALLBACK (gtk_widget_destroy),
1710 gtk_window_present (GTK_WINDOW (dialog));
1712 g_clear_error (&error);
1719 empathy_send_file (EmpathyContact *contact, GFile *file)
1721 EmpathyFTFactory *factory;
1722 GtkRecentManager *manager;
1725 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1726 g_return_if_fail (G_IS_FILE (file));
1728 factory = empathy_ft_factory_dup_singleton ();
1730 empathy_ft_factory_new_transfer_outgoing (factory, contact, file);
1732 uri = g_file_get_uri (file);
1733 manager = gtk_recent_manager_get_default ();
1734 gtk_recent_manager_add_item (manager, uri);
1737 g_object_unref (factory);
1741 empathy_send_file_from_uri_list (EmpathyContact *contact, const gchar *uri_list)
1746 /* Only handle a single file for now. It would be wicked cool to be
1747 able to do multiple files, offering to zip them or whatever like
1748 nautilus-sendto does. Note that text/uri-list is defined to have
1749 each line terminated by \r\n, but we can be tolerant of applications
1750 that only use \n or don't terminate single-line entries.
1752 nl = strstr (uri_list, "\r\n");
1754 nl = strchr (uri_list, '\n');
1757 gchar *uri = g_strndup (uri_list, nl - uri_list);
1758 file = g_file_new_for_uri (uri);
1762 file = g_file_new_for_uri (uri_list);
1765 empathy_send_file (contact, file);
1767 g_object_unref (file);
1771 file_manager_send_file_response_cb (GtkDialog *widget,
1773 EmpathyContact *contact)
1777 if (response_id == GTK_RESPONSE_OK) {
1778 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (widget));
1780 empathy_send_file (contact, file);
1782 g_object_unref (file);
1785 gtk_widget_destroy (GTK_WIDGET (widget));
1789 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1794 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1796 DEBUG ("Creating selection file chooser");
1798 widget = gtk_file_chooser_dialog_new (_("Select a file"),
1800 GTK_FILE_CHOOSER_ACTION_OPEN,
1802 GTK_RESPONSE_CANCEL,
1806 button = gtk_button_new_with_mnemonic (_("_Send"));
1807 gtk_button_set_image (GTK_BUTTON (button),
1808 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1809 GTK_ICON_SIZE_BUTTON));
1810 gtk_widget_show (button);
1811 gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1813 gtk_widget_set_can_default (button, TRUE);
1814 gtk_dialog_set_default_response (GTK_DIALOG (widget),
1817 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), FALSE);
1819 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget),
1822 g_signal_connect (widget, "response",
1823 G_CALLBACK (file_manager_send_file_response_cb),
1826 gtk_widget_show (widget);
1830 file_manager_receive_file_response_cb (GtkDialog *dialog,
1831 GtkResponseType response,
1832 EmpathyFTHandler *handler)
1834 EmpathyFTFactory *factory;
1837 if (response == GTK_RESPONSE_OK) {
1838 factory = empathy_ft_factory_dup_singleton ();
1839 file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
1841 empathy_ft_factory_set_destination_for_incoming_handler
1842 (factory, handler, file);
1844 g_object_unref (factory);
1845 g_object_unref (file);
1847 /* unref the handler, as we dismissed the file chooser,
1848 * and refused the transfer.
1850 g_object_unref (handler);
1853 gtk_widget_destroy (GTK_WIDGET (dialog));
1857 empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
1861 EmpathyContact *contact;
1864 contact = empathy_ft_handler_get_contact (handler);
1865 g_assert (contact != NULL);
1867 title = g_strdup_printf (_("Incoming file from %s"),
1868 empathy_contact_get_alias (contact));
1870 widget = gtk_file_chooser_dialog_new (title,
1872 GTK_FILE_CHOOSER_ACTION_SAVE,
1874 GTK_RESPONSE_CANCEL,
1878 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (widget),
1879 empathy_ft_handler_get_filename (handler));
1880 gtk_file_chooser_set_do_overwrite_confirmation
1881 (GTK_FILE_CHOOSER (widget), TRUE);
1883 dir = g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD);
1885 /* Fallback to $HOME if $XDG_DOWNLOAD_DIR is not set */
1886 dir = g_get_home_dir ();
1888 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), dir);
1890 g_signal_connect (widget, "response",
1891 G_CALLBACK (file_manager_receive_file_response_cb), handler);
1893 gtk_widget_show (widget);