idobasicmenuitem: put progress menu item into its own file

1 files changed, 101 insertions, 0 deletions

diff --git a/src/idoprogressmenuitem.c b/src/idoprogressmenuitem.c
new file mode 100644
index 0000000..9d456b8
--- /dev/null
+++ b/src/idoprogressmenuitem.c
@@ -0,0 +1,101 @@
+/**
+ * Copyright 2013 Canonical Ltd.
+ *
+ * Authors:
+ *   Charles Kerr <charles.kerr@canonical.com>
+ *
+ * This program is free software: you can redistribute it and/or modify it 
+ * under the terms of the GNU General Public License version 3, as published 
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but 
+ * WITHOUT ANY WARRANTY; without even the implied warranties of 
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "idoprogressmenuitem.h"
+#include "idobasicmenuitem.h"
+#include "idoactionhelper.h"
+
+static void
+on_progress_action_state_changed (IdoActionHelper * helper,
+                                  GVariant        * state,
+                                  gpointer          unused G_GNUC_UNUSED)
+{
+  IdoBasicMenuItem * ido_menu_item;
+  char * str;
+
+  ido_menu_item = IDO_BASIC_MENU_ITEM (ido_action_helper_get_widget (helper));
+
+  g_return_if_fail (ido_menu_item != NULL);
+  g_return_if_fail (g_variant_is_of_type (state, G_VARIANT_TYPE_UINT32));
+
+  str = g_strdup_printf ("%"G_GUINT32_FORMAT"%%", g_variant_get_uint32 (state));
+  ido_basic_menu_item_set_secondary_text (ido_menu_item, str);
+  g_free (str);
+}
+
+/**
+ * ido_progress_menu_item_new_from_model:
+ * @menu_item: the corresponding menuitem
+ * @actions: action group to tell when this GtkMenuItem is activated
+ *
+ * Creates a new progress menuitem with properties initialized from
+ * the menuitem's attributes.
+ *
+ * If the menuitem's 'action' attribute is set, trigger that action
+ * in @actions when this IdoBasicMenuItem is activated.
+ */
+GtkMenuItem *
+ido_progress_menu_item_new_from_model (GMenuItem    * menu_item,
+                                       GActionGroup * actions)
+{
+  guint i;
+  guint n;
+  gchar * str;
+  IdoBasicMenuItem * ido_menu_item;
+  GParameter parameters[4];
+
+  /* create the ido menuitem */;
+
+  n = 0;
+
+  if (g_menu_item_get_attribute (menu_item, "label", "s", &str))
+    {
+      GParameter p = { "text", G_VALUE_INIT };
+      g_value_init (&p.value, G_TYPE_STRING);
+      g_value_take_string (&p.value, str);
+      parameters[n++] = p;
+    }
+
+  g_assert (n <= G_N_ELEMENTS (parameters));
+  ido_menu_item = g_object_newv (IDO_TYPE_BASIC_MENU_ITEM, n, parameters);
+
+  for (i=0; i<n; i++)
+    g_value_unset (&parameters[i].value);
+
+  /* give it an ActionHelper */
+
+  if (g_menu_item_get_attribute (menu_item, "action", "s", &str))
+    {
+      IdoActionHelper * helper;
+
+      helper = ido_action_helper_new (GTK_WIDGET(ido_menu_item),
+                                      actions,
+                                      str,
+                                      NULL);
+      g_signal_connect (helper, "action-state-changed",
+                        G_CALLBACK (on_progress_action_state_changed), NULL);
+      g_signal_connect_swapped (ido_menu_item, "destroy",
+                                G_CALLBACK (g_object_unref), helper);
+
+      g_free (str);
+    }
+
+  return GTK_MENU_ITEM (ido_menu_item);
+}
+