/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * Copyright (C) 2005-2007 Imendio AB * Copyright (C) 2008 Collabora Ltd. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301 USA * * Authors: Xavier Claessens */ #include "config.h" #include #include #include #include #include #include #include #include "empathy-theme-manager.h" #include "empathy-chat-view.h" #include "empathy-chat-text-view.h" #include "empathy-theme-adium.h" #define DEBUG_FLAG EMPATHY_DEBUG_OTHER #include #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyThemeManager) typedef struct { GSettings *gsettings_chat; GtkSettings *settings; GList *boxes_views; guint emit_changed_idle; gboolean in_constructor; EmpathyAdiumData *adium_data; gchar *adium_variant; /* list of weakref to EmpathyThemeAdium objects */ GList *adium_views; } EmpathyThemeManagerPriv; enum { THEME_CHANGED, LAST_SIGNAL }; static guint signals[LAST_SIGNAL] = { 0 }; G_DEFINE_TYPE (EmpathyThemeManager, empathy_theme_manager, G_TYPE_OBJECT); static gboolean theme_manager_emit_changed_idle_cb (gpointer manager) { EmpathyThemeManagerPriv *priv = GET_PRIV (manager); const gchar *adium_path = NULL; if (priv->adium_data) { adium_path = empathy_adium_data_get_path (priv->adium_data); } DEBUG ("Emit theme-changed with: adium_path='%s' " "adium_variant='%s'", adium_path, priv->adium_variant); g_signal_emit (manager, signals[THEME_CHANGED], 0, NULL); priv->emit_changed_idle = 0; return FALSE; } static void theme_manager_emit_changed (EmpathyThemeManager *manager) { EmpathyThemeManagerPriv *priv = GET_PRIV (manager); /* We emit the signal in idle callback to be sure we emit it only once * in the case both the name and adium_path changed */ if (priv->emit_changed_idle == 0 && !priv->in_constructor) { priv->emit_changed_idle = g_idle_add ( theme_manager_emit_changed_idle_cb, manager); } } static void theme_manager_view_weak_notify_cb (gpointer data, GObject *where_the_object_was) { GList **list = data; *list = g_list_remove (*list, where_the_object_was); } static void clear_list_of_views (GList **views) { while (*views) { g_object_weak_unref ((*views)->data, theme_manager_view_weak_notify_cb, views); *views = g_list_delete_link (*views, *views); } } #if 0 static void theme_manager_gdk_color_to_hex (GdkColor *gdk_color, gchar *str_color) { g_snprintf (str_color, 10, "#%02x%02x%02x", gdk_color->red >> 8, gdk_color->green >> 8, gdk_color->blue >> 8); } #endif static EmpathyThemeAdium * theme_manager_create_adium_view (EmpathyThemeManager *manager) { EmpathyThemeManagerPriv *priv = GET_PRIV (manager); EmpathyThemeAdium *theme; theme = empathy_theme_adium_new (priv->adium_data, priv->adium_variant); priv->adium_views = g_list_prepend (priv->adium_views, theme); g_object_weak_ref (G_OBJECT (theme), theme_manager_view_weak_notify_cb, &priv->adium_views); return theme; } static void theme_manager_notify_adium_path_cb (GSettings *gsettings_chat, const gchar *key, gpointer user_data) { EmpathyThemeManager *manager = EMPATHY_THEME_MANAGER (user_data); EmpathyThemeManagerPriv *priv = GET_PRIV (manager); const gchar *current_path = NULL; gchar *new_path; new_path = g_settings_get_string (gsettings_chat, key); if (priv->adium_data != NULL) { current_path = empathy_adium_data_get_path (priv->adium_data); } /* If path did not really changed, ignore */ if (!tp_strdiff (current_path, new_path)) { g_free (new_path); return; } /* If path does not really contains an adium path, ignore */ if (!empathy_adium_path_is_valid (new_path)) { DEBUG ("Invalid theme path set: %s", new_path); g_free (new_path); return; } /* Load new theme data, we can stop tracking existing views since we * won't be able to change them live anymore */ clear_list_of_views (&priv->adium_views); tp_clear_pointer (&priv->adium_data, empathy_adium_data_unref); priv->adium_data = empathy_adium_data_new (new_path); theme_manager_emit_changed (manager); g_free (new_path); } static void theme_manager_notify_adium_variant_cb (GSettings *gsettings_chat, const gchar *key, gpointer user_data) { EmpathyThemeManager *manager = EMPATHY_THEME_MANAGER (user_data); EmpathyThemeManagerPriv *priv = GET_PRIV (manager); gchar *new_variant; GList *l; new_variant = g_settings_get_string (gsettings_chat, key); if (!tp_strdiff (priv->adium_variant, new_variant)) { g_free (new_variant); return; } g_free (priv->adium_variant); priv->adium_variant = new_variant; for (l = priv->adium_views; l; l = l->next) { empathy_theme_adium_set_variant (EMPATHY_THEME_ADIUM (l->data), priv->adium_variant); } } EmpathyChatView * empathy_theme_manager_create_view (EmpathyThemeManager *manager) { EmpathyThemeManagerPriv *priv = GET_PRIV (manager); g_return_val_if_fail (EMPATHY_IS_THEME_MANAGER (manager), NULL); if (priv->adium_data != NULL) { return EMPATHY_CHAT_VIEW (theme_manager_create_adium_view (manager)); } g_return_val_if_reached (NULL); } static void theme_manager_finalize (GObject *object) { EmpathyThemeManagerPriv *priv = GET_PRIV (object); g_object_unref (priv->gsettings_chat); if (priv->emit_changed_idle != 0) { g_source_remove (priv->emit_changed_idle); } clear_list_of_views (&priv->boxes_views); clear_list_of_views (&priv->adium_views); g_free (priv->adium_variant); tp_clear_pointer (&priv->adium_data, empathy_adium_data_unref); G_OBJECT_CLASS (empathy_theme_manager_parent_class)->finalize (object); } static void empathy_theme_manager_class_init (EmpathyThemeManagerClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); signals[THEME_CHANGED] = g_signal_new ("theme-changed", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 0); g_type_class_add_private (object_class, sizeof (EmpathyThemeManagerPriv)); object_class->finalize = theme_manager_finalize; } static void empathy_theme_manager_init (EmpathyThemeManager *manager) { EmpathyThemeManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager, EMPATHY_TYPE_THEME_MANAGER, EmpathyThemeManagerPriv); manager->priv = priv; priv->in_constructor = TRUE; priv->gsettings_chat = g_settings_new (EMPATHY_PREFS_CHAT_SCHEMA); /* Take the adium path/variant and track changes */ g_signal_connect (priv->gsettings_chat, "changed::" EMPATHY_PREFS_CHAT_ADIUM_PATH, G_CALLBACK (theme_manager_notify_adium_path_cb), manager); theme_manager_notify_adium_path_cb (priv->gsettings_chat, EMPATHY_PREFS_CHAT_ADIUM_PATH, manager); g_signal_connect (priv->gsettings_chat, "changed::" EMPATHY_PREFS_CHAT_THEME_VARIANT, G_CALLBACK (theme_manager_notify_adium_variant_cb), manager); theme_manager_notify_adium_variant_cb (priv->gsettings_chat, EMPATHY_PREFS_CHAT_THEME_VARIANT, manager); priv->in_constructor = FALSE; } EmpathyThemeManager * empathy_theme_manager_dup_singleton (void) { static EmpathyThemeManager *manager = NULL; if (manager == NULL) { manager = g_object_new (EMPATHY_TYPE_THEME_MANAGER, NULL); g_object_add_weak_pointer (G_OBJECT (manager), (gpointer *) &manager); return manager; } return g_object_ref (manager); } static void find_themes (GList **list, const gchar *dirpath) { GDir *dir; GError *error = NULL; const gchar *name = NULL; GHashTable *info = NULL; dir = g_dir_open (dirpath, 0, &error); if (dir != NULL) { name = g_dir_read_name (dir); while (name != NULL) { gchar *path; path = g_build_path (G_DIR_SEPARATOR_S, dirpath, name, NULL); if (empathy_adium_path_is_valid (path)) { info = empathy_adium_info_new (path); if (info != NULL) { *list = g_list_prepend (*list, info); } } g_free (path); name = g_dir_read_name (dir); } g_dir_close (dir); } else { DEBUG ("Error opening %s: %s\n", dirpath, error->message); g_error_free (error); } } GList * empathy_theme_manager_get_adium_themes (void) { GList *themes_list = NULL; gchar *userpath = NULL; const gchar *const *paths = NULL; gint i = 0; userpath = g_build_path (G_DIR_SEPARATOR_S, g_get_user_data_dir (), "adium/message-styles", NULL); find_themes (&themes_list, userpath); g_free (userpath); paths = g_get_system_data_dirs (); for (i = 0; paths[i] != NULL; i++) { userpath = g_build_path (G_DIR_SEPARATOR_S, paths[i], "adium/message-styles", NULL); find_themes (&themes_list, userpath); g_free (userpath); } return themes_list; }