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., 51 Franklin St, Fifth Floor,
  18  * Boston, MA  02110-1301  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_append_message (EmpathyChatView *view,
  64                                   EmpathyMessage  *msg,
  65                                   gboolean         should_highlight)
  66 {
  67         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
  68
  69         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_message) {
  70                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_message (view,
  71                                                                          msg,
  72                                                                          should_highlight);
  73         }
  74 }
  75
  76 void
  77 empathy_chat_view_append_event (EmpathyChatView *view,
  78                                 const gchar    *str)
  79 {
  80         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
  81
  82         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event) {
  83                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event (view,
  84                                                                        str);
  85         }
  86 }
  87
  88 void
  89 empathy_chat_view_append_event_markup (EmpathyChatView *view,
  90                                        const gchar     *markup_text,
  91                                        const gchar     *fallback_text)
  92 {
  93         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
  94
  95         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event_markup) {
  96                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event_markup (view,
  97                                                                               markup_text,
  98                                                                               fallback_text);
  99         } else {
 100                 empathy_chat_view_append_event (view, fallback_text);
 101         }
 102 }
 103
 104 void
 105 empathy_chat_view_edit_message (EmpathyChatView *view,
 106                                 EmpathyMessage  *message)
 107 {
 108         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 109
 110         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->edit_message) {
 111                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->edit_message (
 112                         view, message);
 113         }
 114 }
 115
 116 void
 117 empathy_chat_view_scroll (EmpathyChatView *view,
 118                           gboolean        allow_scrolling)
 119 {
 120         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 121
 122         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll) {
 123                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll (view,
 124                                                                  allow_scrolling);
 125         }
 126 }
 127
 128 void
 129 empathy_chat_view_scroll_down (EmpathyChatView *view)
 130 {
 131         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 132
 133         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll_down) {
 134                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll_down (view);
 135         }
 136 }
 137
 138 gboolean
 139 empathy_chat_view_get_has_selection (EmpathyChatView *view)
 140 {
 141         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), FALSE);
 142
 143         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_has_selection) {
 144                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_has_selection (view);
 145         }
 146         return FALSE;
 147 }
 148
 149 void
 150 empathy_chat_view_clear (EmpathyChatView *view)
 151 {
 152         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 153
 154         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->clear) {
 155                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->clear (view);
 156         }
 157 }
 158
 159 gboolean
 160 empathy_chat_view_find_previous (EmpathyChatView *view,
 161                                  const gchar    *search_criteria,
 162                                  gboolean        new_search,
 163                                  gboolean        match_case)
 164 {
 165         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), FALSE);
 166
 167         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_previous) {
 168                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_previous (view,
 169                                                                                search_criteria,
 170                                                                                new_search,
 171                                                                                match_case);
 172         }
 173         return FALSE;
 174 }
 175
 176 gboolean
 177 empathy_chat_view_find_next (EmpathyChatView *view,
 178                              const gchar    *search_criteria,
 179                              gboolean        new_search,
 180                              gboolean        match_case)
 181 {
 182         g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), FALSE);
 183
 184         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_next) {
 185                 return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_next (view,
 186                                                                            search_criteria,
 187                                                                            new_search,
 188                                                                            match_case);
 189         }
 190         return FALSE;
 191 }
 192
 193
 194 void
 195 empathy_chat_view_find_abilities (EmpathyChatView *view,
 196                                   const gchar    *search_criteria,
 197                                   gboolean        match_case,
 198                                   gboolean       *can_do_previous,
 199                                   gboolean       *can_do_next)
 200 {
 201         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 202
 203         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_abilities) {
 204                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_abilities (view,
 205                                                                          search_criteria,
 206                                                                          match_case,
 207                                                                          can_do_previous,
 208                                                                          can_do_next);
 209         }
 210 }
 211
 212 void
 213 empathy_chat_view_highlight (EmpathyChatView *view,
 214                              const gchar     *text,
 215                              gboolean         match_case)
 216 {
 217         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 218
 219         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->highlight) {
 220                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->highlight (view, text, match_case);
 221         }
 222 }
 223
 224 void
 225 empathy_chat_view_copy_clipboard (EmpathyChatView *view)
 226 {
 227         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 228
 229         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->copy_clipboard) {
 230                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->copy_clipboard (view);
 231         }
 232 }
 233
 234 void
 235 empathy_chat_view_focus_toggled (EmpathyChatView *view,
 236                                  gboolean         has_focus)
 237 {
 238         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 239
 240         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->focus_toggled) {
 241                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->focus_toggled (view, has_focus);
 242         }
 243 }
 244
 245 void
 246 empathy_chat_view_message_acknowledged (EmpathyChatView *view,
 247                                         EmpathyMessage  *message)
 248 {
 249         g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
 250
 251         if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->message_acknowledged) {
 252                 EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->message_acknowledged (view, message);
 253         }
 254 }
 255