[libhandy/wip/haecker-felix/flap-widget: 75/98] Implement hdy_flap_forall() and hdy_flap_remove()

[Alexander Mikhaylenko <alexm src gnome org>]

commit 3169905dc40428d46eb057f0548e415df37efb5c
Author: Felix Häcker <haeckerfelix gnome org>
Date:   Mon Jul 27 18:11:38 2020 +0200

    Implement hdy_flap_forall() and hdy_flap_remove()

 src/hdy-flap.c | 46 +++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 45 insertions(+), 1 deletion(-)
---
diff --git a/src/hdy-flap.c b/src/hdy-flap.c
index 3682e834..4cc464f7 100644
--- a/src/hdy-flap.c
+++ b/src/hdy-flap.c
@@ -382,11 +382,52 @@ hdy_flap_get_preferred_height (GtkWidget *widget,
                      minimum, natural, NULL, NULL);
 }
 
+static void
+hdy_flap_forall (GtkContainer* base,
+                 gboolean include_internals,
+                 GtkCallback callback,
+                 gpointer callback_target)
+{
+  HdyFlap * self;
+  GtkWidget* content;
+  GtkWidget* flap;
+  self = (HdyFlap*) base;
+
+  content = gtk_bin_get_child ((GtkBin*) self);
+  if (content != NULL) {
+    callback (content, callback_target);
+  }
+
+  flap = hdy_flap_get_flap (self);
+  if (flap != NULL) {
+    callback (flap, callback_target);
+  }
+}
+
+static void
+hdy_flap_remove (GtkContainer* base,
+                 GtkWidget* widget)
+{
+  HdyFlap * self;
+  GtkWidget* flap;
+  self = (HdyFlap*) base;
+
+  g_return_if_fail (widget != NULL);
+
+  flap = hdy_flap_get_flap (self);
+  if (widget == flap) {
+    hdy_flap_set_flap (self, NULL);
+  } else {
+    gtk_container_remove (GTK_CONTAINER (self), widget);
+  }
+}
+
 static void
 hdy_flap_class_init (HdyFlapClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+  GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
 
   object_class->get_property = hdy_flap_get_property;
   object_class->set_property = hdy_flap_set_property;
@@ -397,6 +438,9 @@ hdy_flap_class_init (HdyFlapClass *klass)
   widget_class->get_preferred_height_for_width = hdy_flap_get_preferred_height_for_width;
   widget_class->size_allocate = hdy_flap_size_allocate;
 
+  container_class->remove = hdy_flap_remove;
+  container_class->forall = hdy_flap_forall;
+
   /**
    * HdyFlap:flap:
    *
@@ -690,7 +734,7 @@ hdy_flap_get_overlay (HdyFlap *self)
  *
  * Since: 1.0
  */
-void
+static void
 hdy_flap_set_overlay (HdyFlap  *self,
                       gboolean  overlay)
 {