moving from https://github.com/perberos/mate-desktop-environment

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);
+}