libempathy-gtk/empathy-ui-utils.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2002-2007 Imendio AB
   4  * Copyright (C) 2007-2008 Collabora Ltd.
   5  *
   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.
  10  *
  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.
  15  *
  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., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  *
  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  *
  27  *          Part of this file is copied from GtkSourceView (gtksourceiter.c):
  28  *          Paolo Maggi
  29  *          Jeroen Zwartepoorte
  30  */
  31
  32 #include <config.h>
  33
  34 #include <string.h>
  35 #include <X11/Xatom.h>
  36 #include <gdk/gdkx.h>
  37 #include <glib/gi18n-lib.h>
  38 #include <gtk/gtk.h>
  39 #include <gio/gio.h>
  40 #include <glade/glade.h>
  41 #include <canberra-gtk.h>
  42
  43 #include <libmissioncontrol/mc-profile.h>
  44
  45 #include "empathy-ui-utils.h"
  46 #include "empathy-images.h"
  47 #include "empathy-conf.h"
  48
  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-tp-file.h>
  55
  56 void
  57 empathy_gtk_init (void)
  58 {
  59         static gboolean initialized = FALSE;
  60
  61         if (initialized)
  62                 return;
  63
  64         empathy_init ();
  65         gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
  66                                            PKGDATADIR G_DIR_SEPARATOR_S "icons");
  67
  68         initialized = TRUE;
  69 }
  70
  71 struct SizeData {
  72         gint     width;
  73         gint     height;
  74         gboolean preserve_aspect_ratio;
  75 };
  76
  77 static GladeXML *
  78 get_glade_file (const gchar *filename,
  79                 const gchar *root,
  80                 const gchar *domain,
  81                 const gchar *first_required_widget,
  82                 va_list      args)
  83 {
  84         GladeXML   *gui;
  85         const char *name;
  86         GtkWidget **widget_ptr;
  87
  88         DEBUG ("Loading glade file %s", filename);
  89
  90         gui = glade_xml_new (filename, root, domain);
  91
  92         if (!gui) {
  93                 g_warning ("Couldn't find necessary glade file '%s'", filename);
  94         }
  95
  96         for (name = first_required_widget; name; name = va_arg (args, char *)) {
  97                 widget_ptr = va_arg (args, void *);
  98
  99                 *widget_ptr = glade_xml_get_widget (gui, name);
 100
 101                 if (!*widget_ptr) {
 102                         g_warning ("Glade file '%s' is missing widget '%s'.",
 103                                    filename, name);
 104                         continue;
 105                 }
 106         }
 107
 108         return gui;
 109 }
 110
 111 void
 112 empathy_glade_get_file_simple (const gchar *filename,
 113                               const gchar *root,
 114                               const gchar *domain,
 115                               const gchar *first_required_widget, ...)
 116 {
 117         va_list   args;
 118         GladeXML *gui;
 119
 120         va_start (args, first_required_widget);
 121
 122         gui = get_glade_file (filename,
 123                               root,
 124                               domain,
 125                               first_required_widget,
 126                               args);
 127
 128         va_end (args);
 129
 130         if (gui) {
 131                 g_object_unref (gui);
 132         }
 133 }
 134
 135 GladeXML *
 136 empathy_glade_get_file (const gchar *filename,
 137                        const gchar *root,
 138                        const gchar *domain,
 139                        const gchar *first_required_widget, ...)
 140 {
 141         va_list   args;
 142         GladeXML *gui;
 143
 144         va_start (args, first_required_widget);
 145
 146         gui = get_glade_file (filename,
 147                               root,
 148                               domain,
 149                               first_required_widget,
 150                               args);
 151
 152         va_end (args);
 153
 154         if (!gui) {
 155                 return NULL;
 156         }
 157
 158         return gui;
 159 }
 160
 161 void
 162 empathy_glade_connect (GladeXML *gui,
 163                       gpointer  user_data,
 164                       gchar     *first_widget, ...)
 165 {
 166         va_list      args;
 167         const gchar *name;
 168         const gchar *signal;
 169         GtkWidget   *widget;
 170         gpointer    *callback;
 171
 172         va_start (args, first_widget);
 173
 174         for (name = first_widget; name; name = va_arg (args, char *)) {
 175                 signal = va_arg (args, void *);
 176                 callback = va_arg (args, void *);
 177
 178                 widget = glade_xml_get_widget (gui, name);
 179                 if (!widget) {
 180                         g_warning ("Glade file is missing widget '%s', aborting",
 181                                    name);
 182                         continue;
 183                 }
 184
 185                 g_signal_connect (widget,
 186                                   signal,
 187                                   G_CALLBACK (callback),
 188                                   user_data);
 189         }
 190
 191         va_end (args);
 192 }
 193
 194 void
 195 empathy_glade_setup_size_group (GladeXML         *gui,
 196                                GtkSizeGroupMode  mode,
 197                                gchar            *first_widget, ...)
 198 {
 199         va_list       args;
 200         GtkWidget    *widget;
 201         GtkSizeGroup *size_group;
 202         const gchar  *name;
 203
 204         va_start (args, first_widget);
 205
 206         size_group = gtk_size_group_new (mode);
 207
 208         for (name = first_widget; name; name = va_arg (args, char *)) {
 209                 widget = glade_xml_get_widget (gui, name);
 210                 if (!widget) {
 211                         g_warning ("Glade file is missing widget '%s'", name);
 212                         continue;
 213                 }
 214
 215                 gtk_size_group_add_widget (size_group, widget);
 216         }
 217
 218         g_object_unref (size_group);
 219
 220         va_end (args);
 221 }
 222
 223 const gchar *
 224 empathy_icon_name_from_account (McAccount *account)
 225 {
 226         McProfile *profile;
 227
 228         profile = mc_account_get_profile (account);
 229
 230         return mc_profile_get_icon_name (profile);
 231 }
 232
 233 const gchar *
 234 empathy_icon_name_for_presence (McPresence presence)
 235 {
 236         switch (presence) {
 237         case MC_PRESENCE_AVAILABLE:
 238                 return EMPATHY_IMAGE_AVAILABLE;
 239         case MC_PRESENCE_DO_NOT_DISTURB:
 240                 return EMPATHY_IMAGE_BUSY;
 241         case MC_PRESENCE_AWAY:
 242                 return EMPATHY_IMAGE_AWAY;
 243         case MC_PRESENCE_EXTENDED_AWAY:
 244                 return EMPATHY_IMAGE_EXT_AWAY;
 245         case MC_PRESENCE_HIDDEN:
 246                 return EMPATHY_IMAGE_HIDDEN;
 247         case MC_PRESENCE_OFFLINE:
 248         case MC_PRESENCE_UNSET:
 249                 return EMPATHY_IMAGE_OFFLINE;
 250         default:
 251                 g_assert_not_reached ();
 252         }
 253
 254         return NULL;
 255 }
 256
 257 const gchar *
 258 empathy_icon_name_for_contact (EmpathyContact *contact)
 259 {
 260         McPresence presence;
 261
 262         g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
 263                               EMPATHY_IMAGE_OFFLINE);
 264
 265         presence = empathy_contact_get_presence (contact);
 266         return empathy_icon_name_for_presence (presence);
 267 }
 268
 269 GdkPixbuf *
 270 empathy_pixbuf_from_data (gchar *data,
 271                           gsize  data_size)
 272 {
 273         return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
 274 }
 275
 276 GdkPixbuf *
 277 empathy_pixbuf_from_data_and_mime (gchar  *data,
 278                                    gsize   data_size,
 279                                    gchar **mime_type)
 280 {
 281         GdkPixbufLoader *loader;
 282         GdkPixbufFormat *format;
 283         GdkPixbuf       *pixbuf = NULL;
 284         gchar          **mime_types;
 285         GError          *error = NULL;
 286
 287         if (!data) {
 288                 return NULL;
 289         }
 290
 291         loader = gdk_pixbuf_loader_new ();
 292         if (!gdk_pixbuf_loader_write (loader, data, data_size, &error)) {
 293                 DEBUG ("Failed to write to pixbuf loader: %s",
 294                         error ? error->message : "No error given");
 295                 goto out;
 296         }
 297         if (!gdk_pixbuf_loader_close (loader, &error)) {
 298                 DEBUG ("Failed to close pixbuf loader: %s",
 299                         error ? error->message : "No error given");
 300                 goto out;
 301         }
 302
 303         pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
 304         if (pixbuf) {
 305                 g_object_ref (pixbuf);
 306
 307                 if (mime_type != NULL) {
 308                         format = gdk_pixbuf_loader_get_format (loader);
 309                         mime_types = gdk_pixbuf_format_get_mime_types (format);
 310
 311                         *mime_type = g_strdup (*mime_types);
 312                         if (mime_types[1] != NULL) {
 313                                 DEBUG ("Loader supports more than one mime "
 314                                         "type! Picking the first one, %s",
 315                                         *mime_type);
 316                         }
 317                         g_strfreev (mime_types);
 318                 }
 319         }
 320
 321 out:
 322         g_clear_error (&error);
 323         g_object_unref (loader);
 324
 325         return pixbuf;
 326 }
 327
 328 static void
 329 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
 330                                      int              width,
 331                                      int              height,
 332                                      struct SizeData *data)
 333 {
 334         g_return_if_fail (width > 0 && height > 0);
 335
 336         if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
 337                 if (width < data->width && height < data->height) {
 338                         width = width;
 339                         height = height;
 340                 }
 341
 342                 if (data->width < 0) {
 343                         width = width * (double) data->height / (gdouble) height;
 344                         height = data->height;
 345                 } else if (data->height < 0) {
 346                         height = height * (double) data->width / (double) width;
 347                         width = data->width;
 348                 } else if ((double) height * (double) data->width >
 349                            (double) width * (double) data->height) {
 350                         width = 0.5 + (double) width * (double) data->height / (double) height;
 351                         height = data->height;
 352                 } else {
 353                         height = 0.5 + (double) height * (double) data->width / (double) width;
 354                         width = data->width;
 355                 }
 356         } else {
 357                 if (data->width > 0) {
 358                         width = data->width;
 359                 }
 360
 361                 if (data->height > 0) {
 362                         height = data->height;
 363                 }
 364         }
 365
 366         gdk_pixbuf_loader_set_size (loader, width, height);
 367 }
 368
 369 static void
 370 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
 371 {
 372         gint width, height, rowstride;
 373         guchar *pixels;
 374
 375         width = gdk_pixbuf_get_width (pixbuf);
 376         height = gdk_pixbuf_get_height (pixbuf);
 377         rowstride = gdk_pixbuf_get_rowstride (pixbuf);
 378         pixels = gdk_pixbuf_get_pixels (pixbuf);
 379
 380         if (width < 6 || height < 6) {
 381                 return;
 382         }
 383
 384         /* Top left */
 385         pixels[3] = 0;
 386         pixels[7] = 0x80;
 387         pixels[11] = 0xC0;
 388         pixels[rowstride + 3] = 0x80;
 389         pixels[rowstride * 2 + 3] = 0xC0;
 390
 391         /* Top right */
 392         pixels[width * 4 - 1] = 0;
 393         pixels[width * 4 - 5] = 0x80;
 394         pixels[width * 4 - 9] = 0xC0;
 395         pixels[rowstride + (width * 4) - 1] = 0x80;
 396         pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
 397
 398         /* Bottom left */
 399         pixels[(height - 1) * rowstride + 3] = 0;
 400         pixels[(height - 1) * rowstride + 7] = 0x80;
 401         pixels[(height - 1) * rowstride + 11] = 0xC0;
 402         pixels[(height - 2) * rowstride + 3] = 0x80;
 403         pixels[(height - 3) * rowstride + 3] = 0xC0;
 404
 405         /* Bottom right */
 406         pixels[height * rowstride - 1] = 0;
 407         pixels[(height - 1) * rowstride - 1] = 0x80;
 408         pixels[(height - 2) * rowstride - 1] = 0xC0;
 409         pixels[height * rowstride - 5] = 0x80;
 410         pixels[height * rowstride - 9] = 0xC0;
 411 }
 412
 413 static gboolean
 414 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
 415 {
 416         gint width, height, rowstride, i;
 417         guchar *pixels;
 418         guchar *row;
 419
 420         width = gdk_pixbuf_get_width (pixbuf);
 421         height = gdk_pixbuf_get_height (pixbuf);
 422         rowstride = gdk_pixbuf_get_rowstride (pixbuf);
 423         pixels = gdk_pixbuf_get_pixels (pixbuf);
 424
 425         row = pixels;
 426         for (i = 3; i < rowstride; i+=4) {
 427                 if (row[i] < 0xfe) {
 428                         return FALSE;
 429                 }
 430         }
 431
 432         for (i = 1; i < height - 1; i++) {
 433                 row = pixels + (i*rowstride);
 434                 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
 435                         return FALSE;
 436                 }
 437         }
 438
 439         row = pixels + ((height-1) * rowstride);
 440         for (i = 3; i < rowstride; i+=4) {
 441                 if (row[i] < 0xfe) {
 442                         return FALSE;
 443                 }
 444         }
 445
 446         return TRUE;
 447 }
 448
 449 GdkPixbuf *
 450 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
 451                                   gint          width,
 452                                   gint          height)
 453 {
 454         GdkPixbuf        *pixbuf;
 455         GdkPixbufLoader  *loader;
 456         struct SizeData   data;
 457         GError           *error = NULL;
 458
 459         if (!avatar) {
 460                 return NULL;
 461         }
 462
 463         data.width = width;
 464         data.height = height;
 465         data.preserve_aspect_ratio = TRUE;
 466
 467         loader = gdk_pixbuf_loader_new ();
 468
 469         g_signal_connect (loader, "size-prepared",
 470                           G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
 471                           &data);
 472
 473         if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
 474                 g_warning ("Couldn't write avatar image:%p with "
 475                            "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
 476                            avatar->data, avatar->len, error->message);
 477                 g_error_free (error);
 478                 return NULL;
 479         }
 480
 481         gdk_pixbuf_loader_close (loader, NULL);
 482
 483         pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
 484         if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
 485                 GdkPixbuf *rounded_pixbuf;
 486
 487                 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
 488                                                  gdk_pixbuf_get_width (pixbuf),
 489                                                  gdk_pixbuf_get_height (pixbuf));
 490                 gdk_pixbuf_copy_area (pixbuf, 0, 0,
 491                                       gdk_pixbuf_get_width (pixbuf),
 492                                       gdk_pixbuf_get_height (pixbuf),
 493                                       rounded_pixbuf,
 494                                       0, 0);
 495                 pixbuf = rounded_pixbuf;
 496         } else {
 497                 g_object_ref (pixbuf);
 498         }
 499
 500         if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
 501                 empathy_avatar_pixbuf_roundify (pixbuf);
 502         }
 503
 504         g_object_unref (loader);
 505
 506         return pixbuf;
 507 }
 508
 509 GdkPixbuf *
 510 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
 511                                           gint           width,
 512                                           gint           height)
 513 {
 514         EmpathyAvatar *avatar;
 515
 516         g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
 517
 518         avatar = empathy_contact_get_avatar (contact);
 519
 520         return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
 521 }
 522
 523 GdkPixbuf *
 524 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
 525 {
 526         gint      width, height;
 527         gdouble   factor;
 528
 529         width = gdk_pixbuf_get_width (pixbuf);
 530         height = gdk_pixbuf_get_height (pixbuf);
 531
 532         if (width > 0 && (width > max_size || height > max_size)) {
 533                 factor = (gdouble) max_size / MAX (width, height);
 534
 535                 width = width * factor;
 536                 height = height * factor;
 537
 538                 return gdk_pixbuf_scale_simple (pixbuf,
 539                                                 width, height,
 540                                                 GDK_INTERP_HYPER);
 541         }
 542
 543         return g_object_ref (pixbuf);
 544 }
 545
 546 GdkPixbuf *
 547 empathy_pixbuf_from_icon_name (const gchar *icon_name,
 548                               GtkIconSize  icon_size)
 549 {
 550         GtkIconTheme  *theme;
 551         GdkPixbuf     *pixbuf = NULL;
 552         GError        *error = NULL;
 553         gint           w, h;
 554         gint           size = 48;
 555
 556         if (!icon_name) {
 557                 return NULL;
 558         }
 559
 560         theme = gtk_icon_theme_get_default ();
 561
 562         if (gtk_icon_size_lookup (icon_size, &w, &h)) {
 563                 size = (w + h) / 2;
 564         }
 565
 566         pixbuf = gtk_icon_theme_load_icon (theme,
 567                                            icon_name,
 568                                            size,
 569                                            0,
 570                                            &error);
 571         if (error) {
 572                 DEBUG ("Error loading icon: %s", error->message);
 573                 g_clear_error (&error);
 574         }
 575
 576         return pixbuf;
 577 }
 578
 579 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
 580  * that to make it easier to apply changes from the original code.
 581  */
 582 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
 583
 584 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
 585  * decomposable character it consumes the decomposition length from the given
 586  * offset.  So it's useful when the offset was calculated for the normalized
 587  * version of str, but we need a pointer to str itself. */
 588 static const gchar *
 589 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
 590 {
 591         gchar *casefold, *normal;
 592         const gchar *p, *q;
 593
 594         p = str;
 595         while (offset > 0)
 596         {
 597                 q = g_utf8_next_char (p);
 598                 casefold = g_utf8_casefold (p, q - p);
 599                 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 600                 offset -= g_utf8_strlen (normal, -1);
 601                 g_free (casefold);
 602                 g_free (normal);
 603                 p = q;
 604         }
 605         return p;
 606 }
 607
 608 static const gchar *
 609 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
 610 {
 611         gsize needle_len;
 612         gsize haystack_len;
 613         const gchar *ret = NULL;
 614         gchar *p;
 615         gchar *casefold;
 616         gchar *caseless_haystack;
 617         gint i;
 618
 619         g_return_val_if_fail (haystack != NULL, NULL);
 620         g_return_val_if_fail (needle != NULL, NULL);
 621
 622         casefold = g_utf8_casefold (haystack, -1);
 623         caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 624         g_free (casefold);
 625
 626         needle_len = g_utf8_strlen (needle, -1);
 627         haystack_len = g_utf8_strlen (caseless_haystack, -1);
 628
 629         if (needle_len == 0)
 630         {
 631                 ret = (gchar *)haystack;
 632                 goto finally_1;
 633         }
 634
 635         if (haystack_len < needle_len)
 636         {
 637                 ret = NULL;
 638                 goto finally_1;
 639         }
 640
 641         p = (gchar*)caseless_haystack;
 642         needle_len = strlen (needle);
 643         i = 0;
 644
 645         while (*p)
 646         {
 647                 if ((strncmp (p, needle, needle_len) == 0))
 648                 {
 649                         ret = pointer_from_offset_skipping_decomp (haystack, i);
 650                         goto finally_1;
 651                 }
 652
 653                 p = g_utf8_next_char (p);
 654                 i++;
 655         }
 656
 657 finally_1:
 658         g_free (caseless_haystack);
 659
 660         return ret;
 661 }
 662
 663 static gboolean
 664 g_utf8_caselessnmatch (const char *s1, const char *s2,
 665                        gssize n1, gssize n2)
 666 {
 667         gchar *casefold;
 668         gchar *normalized_s1;
 669         gchar *normalized_s2;
 670         gint len_s1;
 671         gint len_s2;
 672         gboolean ret = FALSE;
 673
 674         g_return_val_if_fail (s1 != NULL, FALSE);
 675         g_return_val_if_fail (s2 != NULL, FALSE);
 676         g_return_val_if_fail (n1 > 0, FALSE);
 677         g_return_val_if_fail (n2 > 0, FALSE);
 678
 679         casefold = g_utf8_casefold (s1, n1);
 680         normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 681         g_free (casefold);
 682
 683         casefold = g_utf8_casefold (s2, n2);
 684         normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 685         g_free (casefold);
 686
 687         len_s1 = strlen (normalized_s1);
 688         len_s2 = strlen (normalized_s2);
 689
 690         if (len_s1 < len_s2)
 691                 goto finally_2;
 692
 693         ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
 694
 695 finally_2:
 696         g_free (normalized_s1);
 697         g_free (normalized_s2);
 698
 699         return ret;
 700 }
 701
 702 static void
 703 forward_chars_with_skipping (GtkTextIter *iter,
 704                              gint         count,
 705                              gboolean     skip_invisible,
 706                              gboolean     skip_nontext,
 707                              gboolean     skip_decomp)
 708 {
 709         gint i;
 710
 711         g_return_if_fail (count >= 0);
 712
 713         i = count;
 714
 715         while (i > 0)
 716         {
 717                 gboolean ignored = FALSE;
 718
 719                 /* minimal workaround to avoid the infinite loop of bug #168247.
 720                  * It doesn't fix the problemjust the symptom...
 721                  */
 722                 if (gtk_text_iter_is_end (iter))
 723                         return;
 724
 725                 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
 726                         ignored = TRUE;
 727
 728                 if (!ignored && skip_invisible &&
 729                     /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
 730                         ignored = TRUE;
 731
 732                 if (!ignored && skip_decomp)
 733                 {
 734                         /* being UTF8 correct sucks; this accounts for extra
 735                            offsets coming from canonical decompositions of
 736                            UTF8 characters (e.g. accented characters) which
 737                            g_utf8_normalize() performs */
 738                         gchar *normal;
 739                         gchar buffer[6];
 740                         gint buffer_len;
 741
 742                         buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
 743                         normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
 744                         i -= (g_utf8_strlen (normal, -1) - 1);
 745                         g_free (normal);
 746                 }
 747
 748                 gtk_text_iter_forward_char (iter);
 749
 750                 if (!ignored)
 751                         --i;
 752         }
 753 }
 754
 755 static gboolean
 756 lines_match (const GtkTextIter *start,
 757              const gchar      **lines,
 758              gboolean           visible_only,
 759              gboolean           slice,
 760              GtkTextIter       *match_start,
 761              GtkTextIter       *match_end)
 762 {
 763         GtkTextIter next;
 764         gchar *line_text;
 765         const gchar *found;
 766         gint offset;
 767
 768         if (*lines == NULL || **lines == '\0')
 769         {
 770                 if (match_start)
 771                         *match_start = *start;
 772                 if (match_end)
 773                         *match_end = *start;
 774                 return TRUE;
 775         }
 776
 777         next = *start;
 778         gtk_text_iter_forward_line (&next);
 779
 780         /* No more text in buffer, but *lines is nonempty */
 781         if (gtk_text_iter_equal (start, &next))
 782                 return FALSE;
 783
 784         if (slice)
 785         {
 786                 if (visible_only)
 787                         line_text = gtk_text_iter_get_visible_slice (start, &next);
 788                 else
 789                         line_text = gtk_text_iter_get_slice (start, &next);
 790         }
 791         else
 792         {
 793                 if (visible_only)
 794                         line_text = gtk_text_iter_get_visible_text (start, &next);
 795                 else
 796                         line_text = gtk_text_iter_get_text (start, &next);
 797         }
 798
 799         if (match_start) /* if this is the first line we're matching */
 800         {
 801                 found = g_utf8_strcasestr (line_text, *lines);
 802         }
 803         else
 804         {
 805                 /* If it's not the first line, we have to match from the
 806                  * start of the line.
 807                  */
 808                 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
 809                                            strlen (*lines)))
 810                         found = line_text;
 811                 else
 812                         found = NULL;
 813         }
 814
 815         if (found == NULL)
 816         {
 817                 g_free (line_text);
 818                 return FALSE;
 819         }
 820
 821         /* Get offset to start of search string */
 822         offset = g_utf8_strlen (line_text, found - line_text);
 823
 824         next = *start;
 825
 826         /* If match start needs to be returned, set it to the
 827          * start of the search string.
 828          */
 829         forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
 830         if (match_start)
 831         {
 832                 *match_start = next;
 833         }
 834
 835         /* Go to end of search string */
 836         forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
 837
 838         g_free (line_text);
 839
 840         ++lines;
 841
 842         if (match_end)
 843                 *match_end = next;
 844
 845         /* pass NULL for match_start, since we don't need to find the
 846          * start again.
 847          */
 848         return lines_match (&next, lines, visible_only, slice, NULL, match_end);
 849 }
 850
 851 /* strsplit () that retains the delimiter as part of the string. */
 852 static gchar **
 853 strbreakup (const char *string,
 854             const char *delimiter,
 855             gint        max_tokens)
 856 {
 857         GSList *string_list = NULL, *slist;
 858         gchar **str_array, *s, *casefold, *new_string;
 859         guint i, n = 1;
 860
 861         g_return_val_if_fail (string != NULL, NULL);
 862         g_return_val_if_fail (delimiter != NULL, NULL);
 863
 864         if (max_tokens < 1)
 865                 max_tokens = G_MAXINT;
 866
 867         s = strstr (string, delimiter);
 868         if (s)
 869         {
 870                 guint delimiter_len = strlen (delimiter);
 871
 872                 do
 873                 {
 874                         guint len;
 875
 876                         len = s - string + delimiter_len;
 877                         new_string = g_new (gchar, len + 1);
 878                         strncpy (new_string, string, len);
 879                         new_string[len] = 0;
 880                         casefold = g_utf8_casefold (new_string, -1);
 881                         g_free (new_string);
 882                         new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 883                         g_free (casefold);
 884                         string_list = g_slist_prepend (string_list, new_string);
 885                         n++;
 886                         string = s + delimiter_len;
 887                         s = strstr (string, delimiter);
 888                 } while (--max_tokens && s);
 889         }
 890
 891         if (*string)
 892         {
 893                 n++;
 894                 casefold = g_utf8_casefold (string, -1);
 895                 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 896                 g_free (casefold);
 897                 string_list = g_slist_prepend (string_list, new_string);
 898         }
 899
 900         str_array = g_new (gchar*, n);
 901
 902         i = n - 1;
 903
 904         str_array[i--] = NULL;
 905         for (slist = string_list; slist; slist = slist->next)
 906                 str_array[i--] = slist->data;
 907
 908         g_slist_free (string_list);
 909
 910         return str_array;
 911 }
 912
 913 gboolean
 914 empathy_text_iter_forward_search (const GtkTextIter   *iter,
 915                                  const gchar         *str,
 916                                  GtkTextIter         *match_start,
 917                                  GtkTextIter         *match_end,
 918                                  const GtkTextIter   *limit)
 919 {
 920         gchar **lines = NULL;
 921         GtkTextIter match;
 922         gboolean retval = FALSE;
 923         GtkTextIter search;
 924         gboolean visible_only;
 925         gboolean slice;
 926
 927         g_return_val_if_fail (iter != NULL, FALSE);
 928         g_return_val_if_fail (str != NULL, FALSE);
 929
 930         if (limit && gtk_text_iter_compare (iter, limit) >= 0)
 931                 return FALSE;
 932
 933         if (*str == '\0') {
 934                 /* If we can move one char, return the empty string there */
 935                 match = *iter;
 936
 937                 if (gtk_text_iter_forward_char (&match)) {
 938                         if (limit && gtk_text_iter_equal (&match, limit)) {
 939                                 return FALSE;
 940                         }
 941
 942                         if (match_start) {
 943                                 *match_start = match;
 944                         }
 945                         if (match_end) {
 946                                 *match_end = match;
 947                         }
 948                         return TRUE;
 949                 } else {
 950                         return FALSE;
 951                 }
 952         }
 953
 954         visible_only = TRUE;
 955         slice = FALSE;
 956
 957         /* locate all lines */
 958         lines = strbreakup (str, "\n", -1);
 959
 960         search = *iter;
 961
 962         do {
 963                 /* This loop has an inefficient worst-case, where
 964                  * gtk_text_iter_get_text () is called repeatedly on
 965                  * a single line.
 966                  */
 967                 GtkTextIter end;
 968
 969                 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
 970                         break;
 971                 }
 972
 973                 if (lines_match (&search, (const gchar**)lines,
 974                                  visible_only, slice, &match, &end)) {
 975                         if (limit == NULL ||
 976                             (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
 977                                 retval = TRUE;
 978
 979                                 if (match_start) {
 980                                         *match_start = match;
 981                                 }
 982                                 if (match_end) {
 983                                         *match_end = end;
 984                                 }
 985                         }
 986                         break;
 987                 }
 988         } while (gtk_text_iter_forward_line (&search));
 989
 990         g_strfreev ((gchar**)lines);
 991
 992         return retval;
 993 }
 994
 995 static const gchar *
 996 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
 997 {
 998         gsize needle_len;
 999         gsize haystack_len;
1000         const gchar *ret = NULL;
1001         gchar *p;
1002         gchar *casefold;
1003         gchar *caseless_haystack;
1004         gint i;
1005
1006         g_return_val_if_fail (haystack != NULL, NULL);
1007         g_return_val_if_fail (needle != NULL, NULL);
1008
1009         casefold = g_utf8_casefold (haystack, -1);
1010         caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
1011         g_free (casefold);
1012
1013         needle_len = g_utf8_strlen (needle, -1);
1014         haystack_len = g_utf8_strlen (caseless_haystack, -1);
1015
1016         if (needle_len == 0)
1017         {
1018                 ret = (gchar *)haystack;
1019                 goto finally_1;
1020         }
1021
1022         if (haystack_len < needle_len)
1023         {
1024                 ret = NULL;
1025                 goto finally_1;
1026         }
1027
1028         i = haystack_len - needle_len;
1029         p = g_utf8_offset_to_pointer (caseless_haystack, i);
1030         needle_len = strlen (needle);
1031
1032         while (p >= caseless_haystack)
1033         {
1034                 if (strncmp (p, needle, needle_len) == 0)
1035                 {
1036                         ret = pointer_from_offset_skipping_decomp (haystack, i);
1037                         goto finally_1;
1038                 }
1039
1040                 p = g_utf8_prev_char (p);
1041                 i--;
1042         }
1043
1044 finally_1:
1045         g_free (caseless_haystack);
1046
1047         return ret;
1048 }
1049
1050 static gboolean
1051 backward_lines_match (const GtkTextIter *start,
1052                       const gchar      **lines,
1053                       gboolean           visible_only,
1054                       gboolean           slice,
1055                       GtkTextIter       *match_start,
1056                       GtkTextIter       *match_end)
1057 {
1058         GtkTextIter line, next;
1059         gchar *line_text;
1060         const gchar *found;
1061         gint offset;
1062
1063         if (*lines == NULL || **lines == '\0')
1064         {
1065                 if (match_start)
1066                         *match_start = *start;
1067                 if (match_end)
1068                         *match_end = *start;
1069                 return TRUE;
1070         }
1071
1072         line = next = *start;
1073         if (gtk_text_iter_get_line_offset (&next) == 0)
1074         {
1075                 if (!gtk_text_iter_backward_line (&next))
1076                         return FALSE;
1077         }
1078         else
1079                 gtk_text_iter_set_line_offset (&next, 0);
1080
1081         if (slice)
1082         {
1083                 if (visible_only)
1084                         line_text = gtk_text_iter_get_visible_slice (&next, &line);
1085                 else
1086                         line_text = gtk_text_iter_get_slice (&next, &line);
1087         }
1088         else
1089         {
1090                 if (visible_only)
1091                         line_text = gtk_text_iter_get_visible_text (&next, &line);
1092                 else
1093                         line_text = gtk_text_iter_get_text (&next, &line);
1094         }
1095
1096         if (match_start) /* if this is the first line we're matching */
1097         {
1098                 found = g_utf8_strrcasestr (line_text, *lines);
1099         }
1100         else
1101         {
1102                 /* If it's not the first line, we have to match from the
1103                  * start of the line.
1104                  */
1105                 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1106                                            strlen (*lines)))
1107                         found = line_text;
1108                 else
1109                         found = NULL;
1110         }
1111
1112         if (found == NULL)
1113         {
1114                 g_free (line_text);
1115                 return FALSE;
1116         }
1117
1118         /* Get offset to start of search string */
1119         offset = g_utf8_strlen (line_text, found - line_text);
1120
1121         forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1122
1123         /* If match start needs to be returned, set it to the
1124          * start of the search string.
1125          */
1126         if (match_start)
1127         {
1128                 *match_start = next;
1129         }
1130
1131         /* Go to end of search string */
1132         forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1133
1134         g_free (line_text);
1135
1136         ++lines;
1137
1138         if (match_end)
1139                 *match_end = next;
1140
1141         /* try to match the rest of the lines forward, passing NULL
1142          * for match_start so lines_match will try to match the entire
1143          * line */
1144         return lines_match (&next, lines, visible_only,
1145                             slice, NULL, match_end);
1146 }
1147
1148 gboolean
1149 empathy_text_iter_backward_search (const GtkTextIter   *iter,
1150                                   const gchar         *str,
1151                                   GtkTextIter         *match_start,
1152                                   GtkTextIter         *match_end,
1153                                   const GtkTextIter   *limit)
1154 {
1155         gchar **lines = NULL;
1156         GtkTextIter match;
1157         gboolean retval = FALSE;
1158         GtkTextIter search;
1159         gboolean visible_only;
1160         gboolean slice;
1161
1162         g_return_val_if_fail (iter != NULL, FALSE);
1163         g_return_val_if_fail (str != NULL, FALSE);
1164
1165         if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1166                 return FALSE;
1167
1168         if (*str == '\0')
1169         {
1170                 /* If we can move one char, return the empty string there */
1171                 match = *iter;
1172
1173                 if (gtk_text_iter_backward_char (&match))
1174                 {
1175                         if (limit && gtk_text_iter_equal (&match, limit))
1176                                 return FALSE;
1177
1178                         if (match_start)
1179                                 *match_start = match;
1180                         if (match_end)
1181                                 *match_end = match;
1182                         return TRUE;
1183                 }
1184                 else
1185                 {
1186                         return FALSE;
1187                 }
1188         }
1189
1190         visible_only = TRUE;
1191         slice = TRUE;
1192
1193         /* locate all lines */
1194         lines = strbreakup (str, "\n", -1);
1195
1196         search = *iter;
1197
1198         while (TRUE)
1199         {
1200                 /* This loop has an inefficient worst-case, where
1201                  * gtk_text_iter_get_text () is called repeatedly on
1202                  * a single line.
1203                  */
1204                 GtkTextIter end;
1205
1206                 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1207                         break;
1208
1209                 if (backward_lines_match (&search, (const gchar**)lines,
1210                                           visible_only, slice, &match, &end))
1211                 {
1212                         if (limit == NULL || (limit &&
1213                                               gtk_text_iter_compare (&end, limit) > 0))
1214                         {
1215                                 retval = TRUE;
1216
1217                                 if (match_start)
1218                                         *match_start = match;
1219                                 if (match_end)
1220                                         *match_end = end;
1221                         }
1222                         break;
1223                 }
1224
1225                 if (gtk_text_iter_get_line_offset (&search) == 0)
1226                 {
1227                         if (!gtk_text_iter_backward_line (&search))
1228                                 break;
1229                 }
1230                 else
1231                 {
1232                         gtk_text_iter_set_line_offset (&search, 0);
1233                 }
1234         }
1235
1236         g_strfreev ((gchar**)lines);
1237
1238         return retval;
1239 }
1240
1241 gboolean
1242 empathy_window_get_is_visible (GtkWindow *window)
1243 {
1244         GdkWindowState  state;
1245         GdkWindow      *gdk_window;
1246
1247         g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1248
1249         gdk_window = GTK_WIDGET (window)->window;
1250         if (!gdk_window) {
1251                 return FALSE;
1252         }
1253
1254         state = gdk_window_get_state (gdk_window);
1255         if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1256                 return FALSE;
1257         }
1258
1259         return TRUE;
1260 }
1261
1262 void
1263 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1264 {
1265         GdkRectangle  icon_location;
1266         gulong        data[4];
1267         Display      *dpy;
1268         GdkWindow    *gdk_window;
1269
1270         gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1271         gdk_window = GTK_WIDGET (window)->window;
1272         dpy = gdk_x11_drawable_get_xdisplay (gdk_window);
1273
1274         data[0] = icon_location.x;
1275         data[1] = icon_location.y;
1276         data[2] = icon_location.width;
1277         data[3] = icon_location.height;
1278
1279         XChangeProperty (dpy,
1280                          GDK_WINDOW_XID (gdk_window),
1281                          gdk_x11_get_xatom_by_name_for_display (gdk_drawable_get_display (gdk_window),
1282                          "_NET_WM_ICON_GEOMETRY"),
1283                          XA_CARDINAL, 32, PropModeReplace,
1284                          (guchar *)&data, 4);
1285
1286         gtk_window_set_skip_taskbar_hint (window, TRUE);
1287         gtk_window_iconify (window);
1288 }
1289
1290 /* Takes care of moving the window to the current workspace. */
1291 void
1292 empathy_window_present (GtkWindow *window,
1293                         gboolean   steal_focus)
1294 {
1295         guint32 timestamp;
1296
1297         g_return_if_fail (GTK_IS_WINDOW (window));
1298
1299         /* There are three cases: hidden, visible, visible on another
1300          * workspace.
1301          */
1302
1303         if (!empathy_window_get_is_visible (window)) {
1304                 /* Hide it so present brings it to the current workspace. */
1305                 gtk_widget_hide (GTK_WIDGET (window));
1306         }
1307
1308         timestamp = gtk_get_current_event_time ();
1309         gtk_window_set_skip_taskbar_hint (window, FALSE);
1310         gtk_window_present_with_time (window, timestamp);
1311         /* FIXME: This shouldn't be required as gtk_window_present's doc says
1312          *        it deiconify automatically. */
1313         gtk_window_deiconify (window);
1314 }
1315
1316 GtkWindow *
1317 empathy_get_toplevel_window (GtkWidget *widget)
1318 {
1319         GtkWidget *toplevel;
1320
1321         g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1322
1323         toplevel = gtk_widget_get_toplevel (widget);
1324         if (GTK_IS_WINDOW (toplevel) &&
1325             GTK_WIDGET_TOPLEVEL (toplevel)) {
1326                 return GTK_WINDOW (toplevel);
1327         }
1328
1329         return NULL;
1330 }
1331
1332 /* The URL opening code can't handle schemeless strings, so we try to be
1333  * smart and add http if there is no scheme or doesn't look like a mail
1334  * address. This should work in most cases, and let us click on strings
1335  * like "www.gnome.org".
1336  */
1337 static gchar *
1338 fixup_url (const gchar *url)
1339 {
1340         if (g_str_has_prefix (url, "ghelp:") ||
1341             g_str_has_prefix (url, "mailto:") ||
1342             strstr (url, ":/")) {
1343                 return NULL;
1344         }
1345
1346         if (strstr (url, "@")) {
1347                 return g_strdup_printf ("mailto:%s", url);
1348         }
1349
1350         return g_strdup_printf ("http://%s", url);
1351 }
1352
1353 void
1354 empathy_url_show (GtkWidget *parent,
1355                   const char *url)
1356 {
1357         gchar  *real_url;
1358         GError *error = NULL;
1359
1360         real_url = fixup_url (url);
1361         if (real_url) {
1362                 url = real_url;
1363         }
1364
1365         gtk_show_uri (gtk_widget_get_screen (parent), url,
1366                       gtk_get_current_event_time (), &error);
1367
1368         if (error) {
1369                 GtkWidget *dialog;
1370
1371                 dialog = gtk_message_dialog_new (NULL, 0,
1372                                                  GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1373                                                  _("Unable to open URI"));
1374                 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1375                                                           "%s", error->message);
1376
1377                 g_signal_connect (dialog, "response",
1378                                   G_CALLBACK (gtk_widget_destroy),
1379                                   NULL);
1380                 gtk_window_present (GTK_WINDOW (dialog));
1381
1382                 g_clear_error (&error);
1383         }
1384
1385         g_free (real_url);
1386 }
1387
1388 static void
1389 link_button_hook (GtkLinkButton *button,
1390                   const gchar *link,
1391                   gpointer user_data)
1392 {
1393         empathy_url_show (GTK_WIDGET (button), link);
1394 }
1395
1396 GtkWidget *
1397 empathy_link_button_new (const gchar *url,
1398                         const gchar *title)
1399 {
1400         static gboolean hook = FALSE;
1401
1402         if (!hook) {
1403                 hook = TRUE;
1404                 gtk_link_button_set_uri_hook (link_button_hook, NULL, NULL);
1405         }
1406
1407         return gtk_link_button_new_with_label (url, title);
1408 }
1409
1410 void
1411 empathy_toggle_button_set_state_quietly (GtkWidget *widget,
1412                                         GCallback  callback,
1413                                         gpointer   user_data,
1414                                         gboolean   active)
1415 {
1416         g_return_if_fail (GTK_IS_TOGGLE_BUTTON (widget));
1417
1418         g_signal_handlers_block_by_func (widget, callback, user_data);
1419         g_object_set (widget, "active", active, NULL);
1420         g_signal_handlers_unblock_by_func (widget, callback, user_data);
1421 }
1422
1423 /* Sending files with the file chooser */
1424
1425 static void
1426 file_manager_send_file_request_cb (EmpathyDispatchOperation *operation,
1427                                    const GError *error, gpointer user_data)
1428 {
1429         GFile *file = (GFile *)user_data;
1430         EmpathyTpFile *tp_file;
1431
1432         if (error != NULL) {
1433                 DEBUG ("Couldn't request channel: %s", error->message);
1434                 g_object_unref (file);
1435                 return;
1436         }
1437
1438         DEBUG ("Starting to send file");
1439
1440         tp_file = EMPATHY_TP_FILE (
1441                 empathy_dispatch_operation_get_channel_wrapper (operation));
1442
1443         empathy_tp_file_offer (tp_file, file, NULL);
1444
1445         g_object_unref (file);
1446 }
1447
1448 static void
1449 file_manager_send_file_response_cb (GtkDialog      *widget,
1450                                     gint            response_id,
1451                                     EmpathyContact *contact)
1452 {
1453         if (response_id == GTK_RESPONSE_OK) {
1454                 GSList *list;
1455                 GSList *l;
1456
1457                 list = gtk_file_chooser_get_uris (GTK_FILE_CHOOSER (widget));
1458
1459                 DEBUG ("File chooser selected files:");
1460
1461                 for (l = list; l; l = l->next) {
1462                         gchar            *uri;
1463                         GFile            *gfile;
1464                         GFileInfo        *info;
1465                         GtkRecentManager *manager;
1466                         gchar *filename;
1467                         GTimeVal mtime;
1468                         GError *error = NULL;
1469
1470                         uri = l->data;
1471                         gfile = g_file_new_for_uri (uri);
1472                         info = g_file_query_info (gfile,
1473                                 G_FILE_ATTRIBUTE_STANDARD_SIZE ","
1474                                 G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE ","
1475                                 G_FILE_ATTRIBUTE_TIME_MODIFIED,
1476                                 0, NULL, &error);
1477
1478                         if (error) {
1479                                 DEBUG ("Can't get info about the file: %s", error->message);
1480                                 g_clear_error (&error);
1481                                 g_object_unref (gfile);
1482                                 continue;
1483                         }
1484
1485                         DEBUG ("\t%s", uri);
1486                         filename = g_file_get_basename (gfile);
1487                         g_file_info_get_modification_time (info, &mtime);
1488
1489                         empathy_dispatcher_send_file_to_contact (contact,
1490                                 filename, g_file_info_get_size (info), mtime.tv_sec,
1491                                 g_file_info_get_content_type (info),
1492                                 file_manager_send_file_request_cb, gfile);
1493
1494                         g_free (filename);
1495                         g_object_unref (info);
1496
1497                         manager = gtk_recent_manager_get_default ();
1498                         gtk_recent_manager_add_item (manager, uri);
1499
1500                         g_free (uri);
1501                 }
1502                 g_slist_free (list);
1503         }
1504
1505         gtk_widget_destroy (GTK_WIDGET (widget));
1506 }
1507
1508 void
1509 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1510 {
1511         GtkWidget               *widget;
1512         GtkWidget               *button;
1513
1514         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1515
1516         DEBUG ("Creating selection file chooser");
1517
1518         widget = gtk_file_chooser_dialog_new (_("Select a file"),
1519                                               NULL,
1520                                               GTK_FILE_CHOOSER_ACTION_OPEN,
1521                                               GTK_STOCK_CANCEL,
1522                                               GTK_RESPONSE_CANCEL,
1523                                               NULL);
1524
1525         /* send button */
1526         button = gtk_button_new_with_mnemonic (_("_Send"));
1527         gtk_button_set_image (GTK_BUTTON (button),
1528                 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1529                                               GTK_ICON_SIZE_BUTTON));
1530         gtk_widget_show (button);
1531         gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1532                                       GTK_RESPONSE_OK);
1533         GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
1534         gtk_dialog_set_default_response (GTK_DIALOG (widget),
1535                                          GTK_RESPONSE_OK);
1536
1537         g_signal_connect (widget, "response",
1538                           G_CALLBACK (file_manager_send_file_response_cb),
1539                           contact);
1540
1541         gtk_widget_show (widget);
1542 }
1543
1544 typedef struct {
1545         EmpathySound sound_id;
1546         const char * event_ca_id;
1547         const char * event_ca_description;
1548         const char * gconf_key;
1549 } EmpathySoundEntry;
1550
1551 /* NOTE: these entries MUST be in the same order than EmpathySound enum */
1552 static EmpathySoundEntry sound_entries[LAST_EMPATHY_SOUND] = {
1553         { EMPATHY_SOUND_MESSAGE_INCOMING, "message-new-instant",
1554           N_("Received an instant message"), EMPATHY_PREFS_SOUNDS_INCOMING_MESSAGE } ,
1555         { EMPATHY_SOUND_MESSAGE_OUTGOING, "message-sent-instant",
1556           N_("Sent an instant message"), EMPATHY_PREFS_SOUNDS_OUTGOING_MESSAGE } ,
1557         { EMPATHY_SOUND_CONVERSATION_NEW, "message-new-instant",
1558           N_("Incoming chat request"), EMPATHY_PREFS_SOUNDS_NEW_CONVERSATION },
1559         { EMPATHY_SOUND_CONTACT_CONNECTED, "service-login",
1560           N_("Contact connected"), EMPATHY_PREFS_SOUNDS_CONTACT_LOGIN },
1561         { EMPATHY_SOUND_CONTACT_DISCONNECTED, "service-logout",
1562           N_("Contact disconnected"), EMPATHY_PREFS_SOUNDS_CONTACT_LOGOUT },
1563         { EMPATHY_SOUND_ACCOUNT_CONNECTED, "service-login",
1564           N_("Connected to server"), EMPATHY_PREFS_SOUNDS_SERVICE_LOGIN },
1565         { EMPATHY_SOUND_ACCOUNT_DISCONNECTED, "service-logout",
1566           N_("Disconnected from server"), EMPATHY_PREFS_SOUNDS_SERVICE_LOGOUT },
1567         { EMPATHY_SOUND_PHONE_INCOMING, "phone-incoming-call",
1568           N_("Incoming voice call"), NULL },
1569         { EMPATHY_SOUND_PHONE_OUTGOING, "phone-outgoing-calling",
1570           N_("Outgoing voice call"), NULL },
1571         { EMPATHY_SOUND_PHONE_HANGUP, "phone-hangup",
1572           N_("Voice call ended"), NULL },
1573 };
1574
1575 static gboolean
1576 empathy_sound_pref_is_enabled (const char *key)
1577 {
1578         EmpathyConf *conf;
1579         McPresence presence;
1580         gboolean res;
1581         EmpathyIdle *idle;
1582
1583         conf = empathy_conf_get ();
1584         res = FALSE;
1585
1586         empathy_conf_get_bool (conf, EMPATHY_PREFS_SOUNDS_ENABLED, &res);
1587
1588         if (!res) {
1589                 return FALSE;
1590         }
1591
1592         idle = empathy_idle_dup_singleton ();
1593         presence = empathy_idle_get_state (idle);
1594         g_object_unref (idle);
1595
1596         if (presence != MC_PRESENCE_AVAILABLE &&
1597             presence != MC_PRESENCE_UNSET) {
1598                 empathy_conf_get_bool (conf, EMPATHY_PREFS_SOUNDS_DISABLED_AWAY,
1599                                        &res);
1600                 if (res) {
1601                         return FALSE;
1602                 }
1603         }
1604
1605         empathy_conf_get_bool (conf, key, &res);
1606
1607         return res;
1608 }
1609
1610 void
1611 empathy_sound_play (GtkWidget *widget,
1612                     EmpathySound sound_id)
1613 {
1614         EmpathySoundEntry *entry;
1615         gboolean should_play = TRUE;
1616
1617         g_return_if_fail (sound_id < LAST_EMPATHY_SOUND);
1618
1619         entry = &(sound_entries[sound_id]);
1620         g_return_if_fail (entry->sound_id == sound_id);
1621
1622         if (entry->gconf_key != NULL) {
1623                 should_play = empathy_sound_pref_is_enabled (entry->gconf_key);
1624         }
1625
1626         if (should_play) {
1627                 DEBUG ("Play sound \"%s\" (%s)",
1628                        entry->event_ca_id,
1629                        entry->event_ca_description);
1630
1631                 ca_gtk_play_for_widget (widget, 0,
1632                                         CA_PROP_EVENT_ID, entry->event_ca_id,
1633                                         CA_PROP_EVENT_DESCRIPTION, gettext (entry->event_ca_description),
1634                                         NULL);
1635         }
1636 }