libempathy-gtk/empathy-chat-view.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2008 Collabora Ltd.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation; either version 2 of the
   8  * License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public
  16  * License along with this program; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  *
  20  * Authors: Xavier Claessens <xclaesse@gmail.com>
  21  */
  22
  23 #include "config.h"
  24
  25 #include "empathy-chat-view.h"
  26 #include "empathy-smiley-manager.h"
  27
  28 static void chat_view_base_init (gpointer klass);
  29
  30 GType
  31 empathy_chat_view_get_type (void)
  32 {
  33         static GType type = 0;
  34
  35         if (!type) {
  36                 static const GTypeInfo type_info = {
  37                         sizeof (EmpathyChatViewIface),
  38                         chat_view_base_init,
  39                         NULL,
  40                 };
  41
  42                 type = g_type_register_static (G_TYPE_INTERFACE,
  43                                                "EmpathyChatView",
  44                                                &type_info, 0);
  45
  46                 g_type_interface_add_prerequisite (type, GTK_TYPE_WIDGET);
  47         }
  48
  49         return type;
  50 }
  51
  52 static void
  53 chat_view_base_init (gpointer klass)
  54 {
  55         static gboolean initialized = FALSE;
  56
  57         if (!initialized) {
  58                 initialized = TRUE;
  59         }
  60 }
  61
  62 void
  63 empathy_chat_view_scroll_down (EmpathyChatView *view)
  64 {
  65         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
  66
  67         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll_down) {
  68                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll_down (view);
  69         }
  70 }
  71
  72 void
  73 empathy_chat_view_append_message (EmpathyChatView *view,
  74                                   EmpathyMessage  *msg)
  75 {
  76         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
  77
  78         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_message) {
  79                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_message (view,
  80                                                                          msg);
  81         }
  82 }
  83
  84 void
  85 empathy_chat_view_append_event (EmpathyChatView *view,
  86                                 const gchar    *str)
  87 {
  88         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
  89
  90         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event) {
  91                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event (view,
  92                                                                        str);
  93         }
  94 }
  95
  96 void
  97 empathy_chat_view_scroll (EmpathyChatView *view,
  98                           gboolean        allow_scrolling)
  99 {
 100         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 101
 102         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll) {
 103                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll (view,
 104                                                                  allow_scrolling);
 105         }
 106 }
 107
 108 gboolean
 109 empathy_chat_view_get_has_selection (EmpathyChatView *view)
 110 {
 111         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), FALSE);
 112
 113         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_has_selection) {
 114                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_has_selection (view);
 115         }
 116         return FALSE;
 117 }
 118
 119 void
 120 empathy_chat_view_clear (EmpathyChatView *view)
 121 {
 122         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 123
 124         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->clear) {
 125                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->clear (view);
 126         }
 127 }
 128
 129 gboolean
 130 empathy_chat_view_find_previous (EmpathyChatView *view,
 131                                  const gchar    *search_criteria,
 132                                  gboolean        new_search)
 133 {
 134         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), FALSE);
 135
 136         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_previous) {
 137                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_previous (view,
 138                                                                                search_criteria,
 139                                                                                new_search);
 140         }
 141         return FALSE;
 142 }
 143
 144 gboolean
 145 empathy_chat_view_find_next (EmpathyChatView *view,
 146                              const gchar    *search_criteria,
 147                              gboolean        new_search)
 148 {
 149         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), FALSE);
 150
 151         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_next) {
 152                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_next (view,
 153                                                                            search_criteria,
 154                                                                            new_search);
 155         }
 156         return FALSE;
 157 }
 158
 159
 160 void
 161 empathy_chat_view_find_abilities (EmpathyChatView *view,
 162                                   const gchar    *search_criteria,
 163                                   gboolean       *can_do_previous,
 164                                   gboolean       *can_do_next)
 165 {
 166         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 167
 168         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_abilities) {
 169                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_abilities (view,
 170                                                                          search_criteria,
 171                                                                          can_do_previous,
 172                                                                          can_do_next);
 173         }
 174 }
 175
 176 void
 177 empathy_chat_view_highlight (EmpathyChatView *view,
 178                              const gchar     *text)
 179 {
 180         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 181
 182         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->highlight) {
 183                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->highlight (view, text);
 184         }
 185 }
 186
 187 void
 188 empathy_chat_view_copy_clipboard (EmpathyChatView *view)
 189 {
 190         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 191
 192         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->copy_clipboard) {
 193                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->copy_clipboard (view);
 194         }
 195 }
 196
 197 EmpathyTheme *
 198 empathy_chat_view_get_theme (EmpathyChatView *view)
 199 {
 200         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), NULL);
 201
 202         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_theme) {
 203                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_theme (view);
 204         }
 205         return NULL;
 206 }
 207
 208 void
 209 empathy_chat_view_set_theme (EmpathyChatView *view, EmpathyTheme *theme)
 210 {
 211         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 212
 213         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_theme) {
 214                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_theme (view, theme);
 215         }
 216 }
 217
 218 void
 219 empathy_chat_view_set_margin (EmpathyChatView *view,
 220                               gint            margin)
 221 {
 222         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 223
 224         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_margin) {
 225                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_margin (view, margin);
 226         }
 227 }
 228
 229 time_t
 230 empathy_chat_view_get_last_timestamp (EmpathyChatView *view)
 231 {
 232         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), 0);
 233
 234         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_timestamp) {
 235                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_timestamp (view);
 236         }
 237         return 0;
 238 }
 239
 240 void
 241 empathy_chat_view_set_last_timestamp (EmpathyChatView *view,
 242                                       time_t          timestamp)
 243 {
 244         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 245
 246         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_last_timestamp) {
 247                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_last_timestamp (view, timestamp);
 248         }
 249 }
 250
 251 EmpathyContact *
 252 empathy_chat_view_get_last_contact (EmpathyChatView *view)
 253 {
 254         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), NULL);
 255
 256         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_contact) {
 257                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_contact (view);
 258         }
 259         return NULL;
 260 }
 261
 262 GtkWidget *
 263 empathy_chat_view_get_smiley_menu (GCallback    callback,
 264                                    gpointer     user_data)
 265 {
 266         EmpathySmileyManager *smiley_manager;
 267         GSList               *smileys, *l;
 268         GtkWidget            *menu;
 269         gint                  x = 0;
 270         gint                  y = 0;
 271
 272         g_return_val_if_fail (callback != NULL, NULL);
 273
 274         menu = gtk_menu_new ();
 275
 276         smiley_manager = empathy_smiley_manager_new ();
 277         smileys = empathy_smiley_manager_get_all (smiley_manager);
 278         for (l = smileys; l; l = l->next) {
 279                 EmpathySmiley *smiley;
 280                 GtkWidget     *item;
 281                 GtkWidget     *image;
 282
 283                 smiley = l->data;
 284                 image = gtk_image_new_from_pixbuf (smiley->pixbuf);
 285
 286                 item = gtk_image_menu_item_new_with_label ("");
 287                 gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
 288
 289                 gtk_menu_attach (GTK_MENU (menu), item,
 290                                  x, x + 1, y, y + 1);
 291
 292                 gtk_widget_set_tooltip_text (item, smiley->str);
 293
 294                 g_object_set_data  (G_OBJECT (item), "smiley_text", smiley->str);
 295                 g_signal_connect (item, "activate", callback, user_data);
 296
 297                 if (x > 3) {
 298                         y++;
 299                         x = 0;
 300                 } else {
 301                         x++;
 302                 }
 303         }
 304         g_object_unref (smiley_manager);
 305
 306         gtk_widget_show_all (menu);
 307
 308         return menu;
 309 }
 310