[gnome-builder] libide/tweaks: add IdeTweaksPanelList::page-activated signal

[Christian Hergert <chergert src gnome org>]

commit bed154e4cbe5e5460abf371c888d7532bed32831
Author: Christian Hergert <chergert redhat com>
Date:   Tue Aug 2 22:28:38 2022 -0700

    libide/tweaks: add IdeTweaksPanelList::page-activated signal

 src/libide/tweaks/ide-tweaks-panel-list.c  | 35 ++++++++++++++++++++++++++++++
 src/libide/tweaks/ide-tweaks-panel-list.ui |  1 +
 2 files changed, 36 insertions(+)
---
diff --git a/src/libide/tweaks/ide-tweaks-panel-list.c b/src/libide/tweaks/ide-tweaks-panel-list.c
index 30ebeec44..803fb39db 100644
--- a/src/libide/tweaks/ide-tweaks-panel-list.c
+++ b/src/libide/tweaks/ide-tweaks-panel-list.c
@@ -44,9 +44,15 @@ enum {
   N_PROPS
 };
 
+enum {
+  PAGE_ACTIVATED,
+  N_SIGNALS
+};
+
 G_DEFINE_FINAL_TYPE (IdeTweaksPanelList, ide_tweaks_panel_list, ADW_TYPE_BIN)
 
 static GParamSpec *properties [N_PROPS];
+static guint signals [N_SIGNALS];
 
 static void
 ide_tweaks_panel_list_header_func (IdeTweaksPanelListRow *row,
@@ -73,6 +79,25 @@ ide_tweaks_panel_list_header_func (IdeTweaksPanelListRow *row,
   gtk_list_box_row_set_header (GTK_LIST_BOX_ROW (row), header);
 }
 
+static void
+ide_tweaks_panel_list_row_activated_cb (IdeTweaksPanelList    *self,
+                                        IdeTweaksPanelListRow *row,
+                                        GtkListBox            *list_box)
+{
+  IdeTweaksItem *page;
+
+  g_assert (IDE_IS_TWEAKS_PANEL_LIST (self));
+  g_assert (IDE_IS_TWEAKS_PANEL_LIST_ROW (row));
+  g_assert (GTK_IS_LIST_BOX (list_box));
+
+  page = ide_tweaks_panel_list_row_get_item (row);
+
+  g_assert (page != NULL);
+  g_assert (IDE_IS_TWEAKS_PAGE (page));
+
+  g_signal_emit (self, signals [PAGE_ACTIVATED], 0, page);
+}
+
 static void
 ide_tweaks_panel_list_dispose (GObject *object)
 {
@@ -138,6 +163,16 @@ ide_tweaks_panel_list_class_init (IdeTweaksPanelListClass *klass)
 
   gtk_widget_class_set_template_from_resource (widget_class, 
"/org/gnome/libide-tweaks/ide-tweaks-panel-list.ui");
   gtk_widget_class_bind_template_child (widget_class, IdeTweaksPanelList, list_box);
+  gtk_widget_class_bind_template_callback (widget_class, ide_tweaks_panel_list_row_activated_cb);
+
+  signals [PAGE_ACTIVATED] =
+    g_signal_new ("page-activated",
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0,
+                  NULL, NULL,
+                  NULL,
+                  G_TYPE_NONE, 1, IDE_TYPE_TWEAKS_PAGE);
 }
 
 static void
diff --git a/src/libide/tweaks/ide-tweaks-panel-list.ui b/src/libide/tweaks/ide-tweaks-panel-list.ui
index 48b59b133..ddf1e5837 100644
--- a/src/libide/tweaks/ide-tweaks-panel-list.ui
+++ b/src/libide/tweaks/ide-tweaks-panel-list.ui
@@ -6,6 +6,7 @@
         <property name="hscrollbar-policy">never</property>
         <child>
           <object class="GtkListBox" id="list_box">
+            <signal name="row-activated" handler="ide_tweaks_panel_list_row_activated_cb" swapped="true" 
object="IdeTweaksPanelList"/>
             <style>
               <class name="navigation-sidebar"/>
             </style>