[gtk+/gtk-style-context: 197/260] Plug a bunch of leaks.

[Carlos Garnacho <carlosg src gnome org>]

commit 884a3c3f527614730ed52e4a505db98aa14f2239
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Aug 20 01:16:40 2010 +0200

    Plug a bunch of leaks.

 gtk/gtkstyle.c         |    2 +-
 gtk/gtkstylecontext.c  |  257 ++++++++++++++++++++++++++----------------------
 gtk/gtkstyleset.c      |    1 +
 gtk/gtksymboliccolor.c |   25 +++++
 gtk/gtkthemingengine.c |    6 +
 gtk/gtkwidget.c        |    1 +
 gtk/gtkwidgetpath.c    |    3 +
 7 files changed, 175 insertions(+), 120 deletions(-)
---
diff --git a/gtk/gtkstyle.c b/gtk/gtkstyle.c
index 55a2fa7..82d05dd 100644
--- a/gtk/gtkstyle.c
+++ b/gtk/gtkstyle.c
@@ -696,7 +696,7 @@ gtk_style_update_from_context (GtkStyle *style)
       set_color (style, priv->context, state, GTK_RC_TEXT);
     }
 
-  /* FIXME: thickness */
+  /* FIXME: thickness, font_desc */
 }
 
 static void
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index d34bc41..f7f236d 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -204,7 +204,7 @@ gtk_style_context_init (GtkStyleContext *style_context)
                                                             GtkStyleContextPrivate);
 
   priv->store = gtk_style_set_new ();
-  priv->theming_engine = (GtkThemingEngine *) gtk_theming_engine_load (NULL);
+  priv->theming_engine = g_object_ref ((gpointer) gtk_theming_engine_load (NULL));
 
   priv->direction = GTK_TEXT_DIR_RTL;
 
@@ -258,14 +258,138 @@ clear_property_cache (GtkStyleContext *context)
 }
 
 static void
+animation_info_free (AnimationInfo *info)
+{
+  g_object_unref (info->timeline);
+  g_object_unref (info->window);
+
+  if (info->invalidation_region)
+    gdk_region_destroy (info->invalidation_region);
+
+  g_array_free (info->rectangles, TRUE);
+  g_slice_free (AnimationInfo, info);
+}
+
+static void
+timeline_frame_cb (GtkTimeline *timeline,
+                   gdouble      progress,
+                   gpointer     user_data)
+{
+  AnimationInfo *info;
+
+  info = user_data;
+
+  if (info->invalidation_region &&
+      !gdk_region_empty (info->invalidation_region))
+    gdk_window_invalidate_region (info->window, info->invalidation_region, TRUE);
+}
+
+static void
+timeline_finished_cb (GtkTimeline *timeline,
+                      gpointer     user_data)
+{
+  GtkStyleContextPrivate *priv;
+  GtkStyleContext *context;
+  AnimationInfo *info;
+  GSList *l;
+
+  context = user_data;
+  priv = context->priv;
+
+  for (l = priv->animations; l; l = l->next)
+    {
+      info = l->data;
+
+      if (info->timeline == timeline)
+        {
+          priv->animations = g_slist_delete_link (priv->animations, l);
+
+          /* Invalidate one last time the area, so the final content is painted */
+          if (info->invalidation_region &&
+              !gdk_region_empty (info->invalidation_region))
+            gdk_window_invalidate_region (info->window, info->invalidation_region, TRUE);
+
+          animation_info_free (info);
+          break;
+        }
+    }
+}
+
+static AnimationInfo *
+animation_info_new (GtkStyleContext         *context,
+                    gdouble                  duration,
+                    GtkTimelineProgressType  progress_type,
+                    GtkStateType             state,
+                    gboolean                 target_value,
+                    GdkWindow               *window)
+{
+  AnimationInfo *info;
+
+  info = g_slice_new0 (AnimationInfo);
+
+  info->rectangles = g_array_new (FALSE, FALSE, sizeof (GdkRectangle));
+  info->timeline = gtk_timeline_new (duration);
+  info->window = g_object_ref (window);
+  info->state = state;
+  info->target_value = target_value;
+
+  gtk_timeline_set_progress_type (info->timeline, progress_type);
+
+  if (!target_value)
+    {
+      gtk_timeline_set_direction (info->timeline, GTK_TIMELINE_DIRECTION_BACKWARD);
+      gtk_timeline_rewind (info->timeline);
+    }
+
+  g_signal_connect (info->timeline, "frame",
+                    G_CALLBACK (timeline_frame_cb), info);
+  g_signal_connect (info->timeline, "finished",
+                    G_CALLBACK (timeline_finished_cb), context);
+
+  gtk_timeline_start (info->timeline);
+
+  return info;
+}
+
+static AnimationInfo *
+animation_info_lookup (GtkStyleContext *context,
+                       gpointer         region_id,
+                       GtkStateType     state)
+{
+  GtkStyleContextPrivate *priv;
+  GSList *l;
+
+  priv = context->priv;
+
+  for (l = priv->animations; l; l = l->next)
+    {
+      AnimationInfo *info;
+
+      info = l->data;
+
+      if (info->state == state &&
+          info->region_id == region_id)
+        return info;
+    }
+
+  return NULL;
+}
+
+static void
 gtk_style_context_finalize (GObject *object)
 {
   GtkStyleContextPrivate *priv;
   GtkStyleContext *style_context;
+  GSList *l;
 
   style_context = GTK_STYLE_CONTEXT (object);
   priv = style_context->priv;
 
+  if (priv->widget_path)
+    gtk_widget_path_free (priv->widget_path);
+
+  g_object_unref (priv->store);
+
   g_list_foreach (priv->providers, (GFunc) style_provider_data_free, NULL);
   g_list_free (priv->providers);
 
@@ -277,6 +401,16 @@ gtk_style_context_finalize (GObject *object)
   g_slist_foreach (priv->icon_factories, (GFunc) g_object_unref, NULL);
   g_slist_free (priv->icon_factories);
 
+  g_slist_free (priv->animation_regions);
+
+  for (l = priv->animations; l; l = l->next)
+    animation_info_free ((AnimationInfo *) l->data);
+
+  g_slist_free (priv->animations);
+
+  if (priv->theming_engine)
+    g_object_unref (priv->theming_engine);
+
   G_OBJECT_CLASS (gtk_style_context_parent_class)->finalize (object);
 }
 
@@ -363,6 +497,9 @@ rebuild_properties (GtkStyleContext *context)
         }
     }
 
+  if (priv->theming_engine)
+    g_object_unref (priv->theming_engine);
+
   gtk_style_set_get (priv->store, 0,
                      "engine", &priv->theming_engine,
                      NULL);
@@ -1437,124 +1574,6 @@ gtk_style_context_lookup_color (GtkStyleContext *context,
   return gtk_symbolic_color_resolve (sym_color, priv->store, color);
 }
 
-static void
-timeline_frame_cb (GtkTimeline *timeline,
-                   gdouble      progress,
-                   gpointer     user_data)
-{
-  AnimationInfo *info;
-
-  info = user_data;
-
-  if (info->invalidation_region &&
-      !gdk_region_empty (info->invalidation_region))
-    gdk_window_invalidate_region (info->window, info->invalidation_region, TRUE);
-}
-
-static void
-animation_info_free (AnimationInfo *info)
-{
-  g_object_unref (info->timeline);
-  g_object_unref (info->window);
-
-  if (info->invalidation_region)
-    gdk_region_destroy (info->invalidation_region);
-
-  g_array_free (info->rectangles, TRUE);
-  g_slice_free (AnimationInfo, info);
-}
-
-static void
-timeline_finished_cb (GtkTimeline *timeline,
-                      gpointer     user_data)
-{
-  GtkStyleContextPrivate *priv;
-  GtkStyleContext *context;
-  AnimationInfo *info;
-  GSList *l;
-
-  context = user_data;
-  priv = context->priv;
-
-  for (l = priv->animations; l; l = l->next)
-    {
-      info = l->data;
-
-      if (info->timeline == timeline)
-        {
-          priv->animations = g_slist_delete_link (priv->animations, l);
-
-          /* Invalidate one last time the area, so the final content is painted */
-          if (info->invalidation_region &&
-              !gdk_region_empty (info->invalidation_region))
-            gdk_window_invalidate_region (info->window, info->invalidation_region, TRUE);
-
-          animation_info_free (info);
-          break;
-        }
-    }
-}
-
-static AnimationInfo *
-animation_info_new (GtkStyleContext         *context,
-                    gdouble                  duration,
-                    GtkTimelineProgressType  progress_type,
-                    GtkStateType             state,
-                    gboolean                 target_value,
-                    GdkWindow               *window)
-{
-  AnimationInfo *info;
-
-  info = g_slice_new0 (AnimationInfo);
-
-  info->rectangles = g_array_new (FALSE, FALSE, sizeof (GdkRectangle));
-  info->timeline = gtk_timeline_new (duration);
-  info->window = g_object_ref (window);
-  info->state = state;
-  info->target_value = target_value;
-
-  gtk_timeline_set_progress_type (info->timeline, progress_type);
-
-  if (!target_value)
-    {
-      gtk_timeline_set_direction (info->timeline, GTK_TIMELINE_DIRECTION_BACKWARD);
-      gtk_timeline_rewind (info->timeline);
-    }
-
-  g_signal_connect (info->timeline, "frame",
-                    G_CALLBACK (timeline_frame_cb), info);
-  g_signal_connect (info->timeline, "finished",
-                    G_CALLBACK (timeline_finished_cb), context);
-
-  gtk_timeline_start (info->timeline);
-
-  return info;
-}
-
-static AnimationInfo *
-animation_info_lookup (GtkStyleContext *context,
-                       gpointer         region_id,
-                       GtkStateType     state)
-{
-  GtkStyleContextPrivate *priv;
-  GSList *l;
-
-  priv = context->priv;
-
-  for (l = priv->animations; l; l = l->next)
-    {
-      AnimationInfo *info;
-
-      info = l->data;
-
-      if (info->state == state &&
-          info->region_id == region_id)
-        return info;
-    }
-
-  return NULL;
-}
-
 void
 gtk_style_context_notify_state_change (GtkStyleContext *context,
                                        GdkWindow       *window,
diff --git a/gtk/gtkstyleset.c b/gtk/gtkstyleset.c
index 3158465..a9df3a1 100644
--- a/gtk/gtkstyleset.c
+++ b/gtk/gtkstyleset.c
@@ -129,6 +129,7 @@ property_data_free (PropertyData *data)
         g_value_unset (&value_data->value);
     }
 
+  g_array_free (data->values, TRUE);
   g_slice_free (PropertyData, data);
 }
 
diff --git a/gtk/gtksymboliccolor.c b/gtk/gtksymboliccolor.c
index bd33efa..569f306 100644
--- a/gtk/gtksymboliccolor.c
+++ b/gtk/gtksymboliccolor.c
@@ -65,6 +65,7 @@ gtk_symbolic_color_new_literal (GdkColor *color)
   symbolic_color = g_slice_new0 (GtkSymbolicColor);
   symbolic_color->type = COLOR_TYPE_LITERAL;
   symbolic_color->color = *color;
+  symbolic_color->ref_count = 1;
 
   return symbolic_color;
 }
@@ -79,6 +80,7 @@ gtk_symbolic_color_new_name (const gchar *name)
   symbolic_color = g_slice_new0 (GtkSymbolicColor);
   symbolic_color->type = COLOR_TYPE_NAME;
   symbolic_color->name = g_strdup (name);
+  symbolic_color->ref_count = 1;
 
   return symbolic_color;
 }
@@ -95,6 +97,7 @@ gtk_symbolic_color_new_shade (GtkSymbolicColor *color,
   symbolic_color->type = COLOR_TYPE_SHADE;
   symbolic_color->shade.color = gtk_symbolic_color_ref (color);
   symbolic_color->shade.factor = CLAMP (factor, 0, 1);
+  symbolic_color->ref_count = 1;
 
   return symbolic_color;
 }
@@ -114,6 +117,7 @@ gtk_symbolic_color_new_mix (GtkSymbolicColor *color1,
   symbolic_color->mix.color1 = gtk_symbolic_color_ref (color1);
   symbolic_color->mix.color2 = gtk_symbolic_color_ref (color2);
   symbolic_color->mix.factor = CLAMP (factor, 0, 1);
+  symbolic_color->ref_count = 1;
 
   return symbolic_color;
 }
@@ -134,6 +138,27 @@ gtk_symbolic_color_unref (GtkSymbolicColor *color)
   g_return_if_fail (color != NULL);
 
   color->ref_count--;
+
+  if (color->ref_count == 0)
+    {
+      switch (color->type)
+        {
+        case COLOR_TYPE_NAME:
+          g_free (color->name);
+          break;
+        case COLOR_TYPE_SHADE:
+          gtk_symbolic_color_unref (color->shade.color);
+          break;
+        case COLOR_TYPE_MIX:
+          gtk_symbolic_color_unref (color->mix.color1);
+          gtk_symbolic_color_unref (color->mix.color2);
+          break;
+        default:
+          break;
+        }
+
+      g_slice_free (GtkSymbolicColor, color);
+    }
 }
 
 gboolean
diff --git a/gtk/gtkthemingengine.c b/gtk/gtkthemingengine.c
index cbf57bd..ef7a863 100644
--- a/gtk/gtkthemingengine.c
+++ b/gtk/gtkthemingengine.c
@@ -724,6 +724,10 @@ gtk_theming_engine_render_option (GtkThemingEngine *engine,
     }
 
   cairo_restore (cr);
+
+  gdk_color_free (fg_color);
+  gdk_color_free (base_color);
+  gdk_color_free (text_color);
 }
 
 static void
@@ -1337,6 +1341,8 @@ gtk_theming_engine_render_line (GtkThemingEngine *engine,
     }
 
   cairo_restore (cr);
+
+  gdk_color_free (bg_color);
 }
 
 typedef struct _ByteRange ByteRange;
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index ed53cba..3302be1 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -7502,6 +7502,7 @@ gtk_widget_ensure_style (GtkWidget *widget)
                             NULL);
 
       gtk_widget_set_style_internal (widget, style, TRUE);
+      g_object_unref (style);
     }
 
 #if 0
diff --git a/gtk/gtkwidgetpath.c b/gtk/gtkwidgetpath.c
index 6fe08f5..0f5e420 100644
--- a/gtk/gtkwidgetpath.c
+++ b/gtk/gtkwidgetpath.c
@@ -102,6 +102,9 @@ gtk_widget_path_free (GtkWidgetPath *path)
 
       if (elem->regions)
         g_hash_table_destroy (elem->regions);
+
+      if (elem->classes)
+        g_array_free (elem->classes, TRUE);
     }
 
   g_array_free (path->elems, TRUE);