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Diffstat (limited to 'capplets/appearance/theme-util.c')
| -rw-r--r-- | capplets/appearance/theme-util.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/capplets/appearance/theme-util.c b/capplets/appearance/theme-util.c new file mode 100644 index 00000000..2305b0f9 --- /dev/null +++ b/capplets/appearance/theme-util.c @@ -0,0 +1,263 @@ +/* + * Copyright (C) 2007 The MATE Foundation + * Written by Thomas Wood <[email protected]> + * Jens Granseuer <[email protected]> + * All Rights Reserved + * + * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "appearance.h" + +#include <string.h> +#include <glib/gi18n.h> +#include <dbus/dbus-glib.h> +#include <dbus/dbus-glib-bindings.h> + +#include "capplet-util.h" +#include "theme-util.h" + +gboolean +theme_is_writable (const gpointer theme) +{ + MateThemeCommonInfo *info = theme; + GFile *file; + GFileInfo *file_info; + gboolean writable; + + if (info == NULL || info->path == NULL) + return FALSE; + + file = g_file_new_for_path (info->path); + file_info = g_file_query_info (file, + G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE, + G_FILE_QUERY_INFO_NONE, + NULL, NULL); + g_object_unref (file); + + if (file_info == NULL) + return FALSE; + + writable = g_file_info_get_attribute_boolean (file_info, + G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE); + g_object_unref (file_info); + + return writable; +} + +gboolean +theme_delete (const gchar *name, ThemeType type) +{ + gboolean rc; + GtkDialog *dialog; + gchar *theme_dir; + gint response; + MateThemeCommonInfo *theme; + GFile *dir; + gboolean del_empty_parent; + + dialog = (GtkDialog *) gtk_message_dialog_new (NULL, + GTK_DIALOG_MODAL, + GTK_MESSAGE_QUESTION, + GTK_BUTTONS_CANCEL, + _("Would you like to delete this theme?")); + gtk_dialog_add_button (dialog, GTK_STOCK_DELETE, GTK_RESPONSE_ACCEPT); + response = gtk_dialog_run (dialog); + gtk_widget_destroy (GTK_WIDGET (dialog)); + if (response != GTK_RESPONSE_ACCEPT) + return FALSE; + + /* Most theme types are put into separate subdirectories. For those + we want to delete those directories as well. */ + del_empty_parent = TRUE; + + switch (type) { + case THEME_TYPE_GTK: + theme = (MateThemeCommonInfo *) mate_theme_info_find (name); + theme_dir = g_build_filename (theme->path, "gtk-2.0", NULL); + break; + + case THEME_TYPE_ICON: + theme = (MateThemeCommonInfo *) mate_theme_icon_info_find (name); + theme_dir = g_path_get_dirname (theme->path); + del_empty_parent = FALSE; + break; + + case THEME_TYPE_WINDOW: + theme = (MateThemeCommonInfo *) mate_theme_info_find (name); + theme_dir = g_build_filename (theme->path, "marco-1", NULL); + break; + + case THEME_TYPE_META: + theme = (MateThemeCommonInfo *) mate_theme_meta_info_find (name); + theme_dir = g_strdup (theme->path); + break; + + case THEME_TYPE_CURSOR: + theme = (MateThemeCommonInfo *) mate_theme_cursor_info_find (name); + theme_dir = g_build_filename (theme->path, "cursors", NULL); + break; + + default: + return FALSE; + } + + dir = g_file_new_for_path (theme_dir); + g_free (theme_dir); + + if (!capplet_file_delete_recursive (dir, NULL)) { + GtkWidget *info_dialog = gtk_message_dialog_new (NULL, + GTK_DIALOG_MODAL, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_OK, + _("Theme cannot be deleted")); + gtk_dialog_run (GTK_DIALOG (info_dialog)); + gtk_widget_destroy (info_dialog); + rc = FALSE; + } else { + if (del_empty_parent) { + /* also delete empty parent directories */ + GFile *parent = g_file_get_parent (dir); + g_file_delete (parent, NULL, NULL); + g_object_unref (parent); + } + rc = TRUE; + } + + g_object_unref (dir); + return rc; +} + +gboolean +theme_model_iter_last (GtkTreeModel *model, GtkTreeIter *iter) +{ + GtkTreeIter walk, prev; + gboolean valid; + + valid = gtk_tree_model_get_iter_first (model, &walk); + + if (valid) { + do { + prev = walk; + valid = gtk_tree_model_iter_next (model, &walk); + } while (valid); + + *iter = prev; + return TRUE; + } + return FALSE; +} + +gboolean +theme_find_in_model (GtkTreeModel *model, const gchar *name, GtkTreeIter *iter) +{ + GtkTreeIter walk; + gboolean valid; + gchar *test; + + if (!name) + return FALSE; + + for (valid = gtk_tree_model_get_iter_first (model, &walk); valid; + valid = gtk_tree_model_iter_next (model, &walk)) + { + gtk_tree_model_get (model, &walk, COL_NAME, &test, -1); + + if (test) { + gint cmp = strcmp (test, name); + g_free (test); + + if (!cmp) { + if (iter) + *iter = walk; + return TRUE; + } + } + } + + return FALSE; +} + +gboolean +packagekit_available (void) +{ + DBusGConnection *connection; + DBusGProxy *proxy; + gboolean available = FALSE; + + connection = dbus_g_bus_get (DBUS_BUS_SESSION, NULL); + if (connection == NULL) { + return FALSE; + } + + proxy = dbus_g_proxy_new_for_name (connection, + DBUS_SERVICE_DBUS, + DBUS_PATH_DBUS, + DBUS_INTERFACE_DBUS); + + org_freedesktop_DBus_name_has_owner (proxy, + "org.freedesktop.PackageKit", + &available, + NULL); + + g_object_unref (proxy); + dbus_g_connection_unref (connection); + + return available; +} + +void theme_install_file(GtkWindow* parent, const gchar* path) +{ + DBusGConnection* connection; + DBusGProxy* proxy; + GError* error = NULL; + gboolean ret; + + connection = dbus_g_bus_get(DBUS_BUS_SESSION, NULL); + + if (connection == NULL) + { + g_warning("Could not get session bus"); + return; + } + + proxy = dbus_g_proxy_new_for_name(connection, + "org.freedesktop.PackageKit", + "/org/freedesktop/PackageKit", + "org.freedesktop.PackageKit"); + + + ret = dbus_g_proxy_call(proxy, "InstallProvideFile", &error, + G_TYPE_STRING, path, + G_TYPE_INVALID, G_TYPE_INVALID); + + g_object_unref(proxy); + + if (!ret) + { + GtkWidget* dialog = gtk_message_dialog_new(NULL, + GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_OK, + _("Could not install theme engine")); + gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG (dialog), "%s", error->message); + + gtk_dialog_run(GTK_DIALOG(dialog)); + gtk_widget_destroy(dialog); + g_error_free(error); + } + + dbus_g_connection_unref(connection); +} |