[gtk/bin-removal: 53/83] checkbutton: Modernize

[Matthias Clasen <matthiasc src gnome org>]

commit fec32d970b9882f2ead3d00d135c702551d42739
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat May 2 10:29:59 2020 -0400

    checkbutton: Modernize
    
    Stop implementing GtkContainer, and just use a box layout
    instead of doing our own thing manually.

 gtk/gtkcheckbutton.c | 147 ++-------------------------------------------------
 1 file changed, 3 insertions(+), 144 deletions(-)
---
diff --git a/gtk/gtkcheckbutton.c b/gtk/gtkcheckbutton.c
index 5411ef5d9c..0704a8fdfa 100644
--- a/gtk/gtkcheckbutton.c
+++ b/gtk/gtkcheckbutton.c
@@ -37,6 +37,7 @@
 #include "gtkcssnumbervalueprivate.h"
 #include "gtkradiobutton.h"
 #include "gtkbuiltiniconprivate.h"
+#include "gtkboxlayout.h"
 
 
 /**
@@ -110,7 +111,7 @@ gtk_check_button_update_node_state (GtkWidget *widget)
 
 static void
 gtk_check_button_state_flags_changed (GtkWidget     *widget,
-                                     GtkStateFlags  previous_state_flags)
+                                      GtkStateFlags  previous_state_flags)
 {
   gtk_check_button_update_node_state (widget);
 
@@ -127,121 +128,6 @@ gtk_check_button_finalize (GObject *object)
   G_OBJECT_CLASS (gtk_check_button_parent_class)->finalize (object);
 }
 
-static void
-gtk_check_button_add (GtkContainer *container,
-                      GtkWidget    *widget)
-{
-  _gtk_bin_set_child (GTK_BIN (container), widget);
-
-  if (gtk_widget_get_direction (GTK_WIDGET (container)) == GTK_TEXT_DIR_RTL)
-    gtk_widget_insert_after (widget, GTK_WIDGET (container), NULL);
-  else
-    gtk_widget_set_parent (widget, GTK_WIDGET (container));
-}
-
-static void
-gtk_check_button_remove (GtkContainer *container,
-                         GtkWidget    *widget)
-{
-  _gtk_bin_set_child (GTK_BIN (container), NULL);
-  gtk_widget_unparent (widget);
-}
-
-static void
-gtk_check_button_measure (GtkWidget      *widget,
-                          GtkOrientation  orientation,
-                          int             for_size,
-                          int            *minimum,
-                          int            *natural,
-                          int            *minimum_baseline,
-                          int            *natural_baseline)
-{
-  GtkCheckButtonPrivate *priv = gtk_check_button_get_instance_private (GTK_CHECK_BUTTON (widget));
-  GtkWidget *child;
-  int indicator_min = 0;
-  int indicator_nat = 0;
-  int child_min = 0;
-  int child_nat = 0;
-
-
-  *minimum = 0;
-  *natural = 0;
-
-  if (priv->draw_indicator)
-    {
-      gtk_widget_measure (priv->indicator_widget, orientation, for_size,
-                          &indicator_min, &indicator_nat, NULL, NULL);
-    }
-
-  child = gtk_bin_get_child (GTK_BIN (widget));
-
-  if (child)
-    {
-      gtk_widget_measure (child, orientation, for_size,
-                          &child_min, &child_nat, minimum_baseline, natural_baseline);
-    }
-
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    {
-      *minimum = indicator_min + child_min;
-      *natural = indicator_nat + child_nat;
-    }
-  else /* VERTICAL */
-    {
-      *minimum = MAX (indicator_min, child_min);
-      *natural = MAX (indicator_nat, child_nat);
-
-    }
-}
-
-static void
-gtk_check_button_size_allocate (GtkWidget *widget,
-                                int        width,
-                                int        height,
-                                int        baseline)
-{
-  GtkCheckButtonPrivate *priv = gtk_check_button_get_instance_private (GTK_CHECK_BUTTON (widget));
-  GtkAllocation child_alloc = { 0 };
-  GtkWidget *child;
-  gboolean is_rtl = _gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
-  int x = 0;
-
-  if (priv->draw_indicator)
-    {
-      child_alloc.y = 0;
-      child_alloc.height = height;
-
-      gtk_widget_measure (priv->indicator_widget, GTK_ORIENTATION_HORIZONTAL, -1,
-                          &child_alloc.width, NULL, NULL, NULL);
-
-      if (is_rtl)
-        {
-          x = 0;
-          child_alloc.x = width - child_alloc.width;
-        }
-      else
-        {
-          x = child_alloc.width;
-          child_alloc.x = 0;
-        }
-
-      gtk_widget_size_allocate (priv->indicator_widget, &child_alloc, baseline);
-    }
-
-  child = gtk_bin_get_child (GTK_BIN (widget));
-  if (child)
-    {
-      child_alloc.x = x;
-      child_alloc.y = 0;
-      child_alloc.width = width - child_alloc.width; /* Indicator width */
-      child_alloc.height = height;
-
-      gtk_widget_size_allocate (child, &child_alloc, baseline);
-    }
-}
-
-
-
 static void
 gtk_check_button_set_property (GObject      *object,
                                guint         prop_id,
@@ -285,45 +171,17 @@ gtk_check_button_get_property (GObject      *object,
     }
 }
 
-static void
-gtk_check_button_direction_changed (GtkWidget        *widget,
-                                    GtkTextDirection  previous_direction)
-{
-  GtkCheckButtonPrivate *priv = gtk_check_button_get_instance_private (GTK_CHECK_BUTTON (widget));
-
-  if (!priv->indicator_widget)
-    return;
-
-  if (previous_direction == GTK_TEXT_DIR_LTR)
-    {
-      /* Now RTL -> Move the indicator to the right */
-      gtk_widget_insert_before (priv->indicator_widget, widget, NULL);
-    }
-  else
-    {
-      /* Now LTR -> Move the indicator to the left */
-      gtk_widget_insert_after (priv->indicator_widget, widget, NULL);
-    }
-}
-
 static void
 gtk_check_button_class_init (GtkCheckButtonClass *class)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (class);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
-  GtkContainerClass *container_class = GTK_CONTAINER_CLASS (class);
 
   object_class->finalize = gtk_check_button_finalize;
   object_class->set_property = gtk_check_button_set_property;
   object_class->get_property = gtk_check_button_get_property;
 
-  widget_class->measure = gtk_check_button_measure;
-  widget_class->size_allocate = gtk_check_button_size_allocate;
   widget_class->state_flags_changed = gtk_check_button_state_flags_changed;
-  widget_class->direction_changed = gtk_check_button_direction_changed;
-
-  container_class->add = gtk_check_button_add;
-  container_class->remove = gtk_check_button_remove;
 
   props[PROP_DRAW_INDICATOR] =
       g_param_spec_boolean ("draw-indicator",
@@ -341,6 +199,7 @@ gtk_check_button_class_init (GtkCheckButtonClass *class)
 
   g_object_class_install_properties (object_class, NUM_PROPERTIES, props);
 
+  gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BOX_LAYOUT);
   gtk_widget_class_set_accessible_role (widget_class, ATK_ROLE_CHECK_BOX);
   gtk_widget_class_set_css_name (widget_class, I_("checkbutton"));
 }