[gdl] Use GtkStyleContext. Fixes bug #649258

[Ignacio Casal Quinteiro <icq src gnome org>]

commit eb163b0a77922a1c0a2a37c0bc0acac0f7553fbe
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Tue May 3 12:50:18 2011 +0200

    Use GtkStyleContext. Fixes bug #649258

 gdl/gdl-dock-item.c     |   43 ++++++++++++++++++++++---------------------
 gdl/gdl-dock-item.h     |    9 ++++++---
 gdl/gdl-dock-notebook.c |   29 +++++++++++++++--------------
 gdl/gdl-dock-notebook.h |    7 +++++--
 gdl/gdl-switcher.c      |   27 +++++++++++++++++----------
 gdl/gdl-switcher.h      |    9 ++++++---
 6 files changed, 71 insertions(+), 53 deletions(-)
---
diff --git a/gdl/gdl-dock-item.c b/gdl/gdl-dock-item.c
index 7c3473c..1eb67bf 100644
--- a/gdl/gdl-dock-item.c
+++ b/gdl/gdl-dock-item.c
@@ -187,6 +187,10 @@ struct _GdlDockItemPrivate {
     gint       start_x, start_y;
 };
 
+struct _GdlDockItemClassPrivate {
+    GtkCssProvider *css;
+};
+
 /* FIXME: implement the rest of the behaviors */
 
 #define SPLIT_RATIO  0.4
@@ -194,18 +198,21 @@ struct _GdlDockItemPrivate {
 
 /* ----- Private functions ----- */
 
-G_DEFINE_TYPE (GdlDockItem, gdl_dock_item, GDL_TYPE_DOCK_OBJECT);
+G_DEFINE_TYPE_WITH_CODE (GdlDockItem, gdl_dock_item, GDL_TYPE_DOCK_OBJECT,
+                         g_type_add_class_private (g_define_type_id, sizeof (GdlDockItemClassPrivate)))
 
 static void
 gdl_dock_item_class_init (GdlDockItemClass *klass)
 {
-    static gboolean style_initialized = FALSE;
-    
     GObjectClass       *object_class;
     GtkWidgetClass     *widget_class;
     GtkContainerClass  *container_class;
     GdlDockObjectClass *dock_object_class;
-    
+    static const gchar style[] =
+       "* {\n"
+           "padding: 0;\n"
+       "}";
+
     object_class = G_OBJECT_CLASS (klass);
     widget_class = GTK_WIDGET_CLASS (klass);
     container_class = GTK_CONTAINER_CLASS (klass);
@@ -239,6 +246,12 @@ gdl_dock_item_class_init (GdlDockItemClass *klass)
     dock_object_class->dock_request = gdl_dock_item_dock_request;
     dock_object_class->dock = gdl_dock_item_dock;
 
+    klass->has_grip = TRUE;
+    klass->dock_drag_begin = NULL;
+    klass->dock_drag_motion = NULL;
+    klass->dock_drag_end = NULL;
+    klass->set_orientation = gdl_dock_item_real_set_orientation;
+
     /* properties */
 
     /**
@@ -383,25 +396,13 @@ gdl_dock_item_class_init (GdlDockItemClass *klass)
                       G_TYPE_NONE,
                       0);
 
-    klass->has_grip = TRUE;
-    klass->dock_drag_begin = NULL;
-    klass->dock_drag_motion = NULL;
-    klass->dock_drag_end = NULL;
-    klass->set_orientation = gdl_dock_item_real_set_orientation;
+    g_type_class_add_private (object_class, sizeof (GdlDockItemPrivate));
 
-    if (!style_initialized)
-    {
-        style_initialized = TRUE;
-        gtk_rc_parse_string (
-            "style \"gdl-dock-item-default\" {\n"
-            "xthickness = 0\n"
-            "ythickness = 0\n"
-            "}\n"
-            "class \"GdlDockItem\" "
-            "style : gtk \"gdl-dock-item-default\"\n");
-    }
+    /* set the style */
+    klass->priv = G_TYPE_CLASS_GET_PRIVATE (klass, GDL_TYPE_DOCK_ITEM, GdlDockItemClassPrivate);
 
-    g_type_class_add_private (object_class, sizeof (GdlDockItemPrivate));
+    klass->priv->css = gtk_css_provider_new ();
+    gtk_css_provider_load_from_data (klass->priv->css, style, -1, NULL);
 }
 
 static void
diff --git a/gdl/gdl-dock-item.h b/gdl/gdl-dock-item.h
index 9f699c0..b96d8b6 100644
--- a/gdl/gdl-dock-item.h
+++ b/gdl/gdl-dock-item.h
@@ -96,9 +96,10 @@ typedef enum {
     GDL_DOCK_USER_ACTION         = 1 << (GDL_DOCK_OBJECT_FLAGS_SHIFT + 3)
 } GdlDockItemFlags;
 
-typedef struct _GdlDockItem        GdlDockItem;
-typedef struct _GdlDockItemClass   GdlDockItemClass;
-typedef struct _GdlDockItemPrivate GdlDockItemPrivate;
+typedef struct _GdlDockItem             GdlDockItem;
+typedef struct _GdlDockItemPrivate      GdlDockItemPrivate;
+typedef struct _GdlDockItemClass        GdlDockItemClass;
+typedef struct _GdlDockItemClassPrivate GdlDockItemClassPrivate;
 
 struct _GdlDockItem {
     GdlDockObject        object;
@@ -118,6 +119,8 @@ struct _GdlDockItem {
 struct _GdlDockItemClass {
     GdlDockObjectClass  parent_class;
 
+    GdlDockItemClassPrivate *priv;
+
     gboolean            has_grip;
     
     /* virtuals */
diff --git a/gdl/gdl-dock-notebook.c b/gdl/gdl-dock-notebook.c
index b6fbb24..81ba6f5 100644
--- a/gdl/gdl-dock-notebook.c
+++ b/gdl/gdl-dock-notebook.c
@@ -80,6 +80,10 @@ static gboolean gdl_dock_notebook_reorder         (GdlDockObject    *object,
 
 /* Class variables and definitions */
 
+struct _GdlDockNotebookClassPrivate {
+    GtkCssProvider *css;
+};
+
 enum {
     PROP_0,
     PROP_PAGE
@@ -88,18 +92,21 @@ enum {
 
 /* ----- Private functions ----- */
 
-G_DEFINE_TYPE (GdlDockNotebook, gdl_dock_notebook, GDL_TYPE_DOCK_ITEM);
+G_DEFINE_TYPE_WITH_CODE (GdlDockNotebook, gdl_dock_notebook, GDL_TYPE_DOCK_ITEM,
+                         g_type_add_class_private (g_define_type_id, sizeof (GdlDockNotebookClassPrivate)))
 
 static void
 gdl_dock_notebook_class_init (GdlDockNotebookClass *klass)
 {
-    static gboolean style_initialized = FALSE;
-    
     GObjectClass       *g_object_class;
     GtkWidgetClass     *widget_class;
     GtkContainerClass  *container_class;
     GdlDockObjectClass *object_class;
     GdlDockItemClass   *item_class;
+    static const gchar notebook_style[] =
+       "* {\n"
+           "padding: 2;\n"
+       "}";
 
     g_object_class = G_OBJECT_CLASS (klass);
     widget_class = GTK_WIDGET_CLASS (klass);
@@ -134,17 +141,11 @@ gdl_dock_notebook_class_init (GdlDockNotebookClass *klass)
                           G_PARAM_READWRITE |
                           GDL_DOCK_PARAM_EXPORT | GDL_DOCK_PARAM_AFTER));
 
-    if (!style_initialized) {
-        style_initialized = TRUE;
-        
-        gtk_rc_parse_string (
-            "style \"gdl-dock-notebook-default\" {\n"
-            "xthickness = 2\n"
-            "ythickness = 2\n"
-            "}\n"
-            "widget_class \"*.GtkNotebook.GdlDockItem\" "
-            "style : gtk \"gdl-dock-notebook-default\"\n");
-    }
+    /* set the style */
+    klass->priv = G_TYPE_CLASS_GET_PRIVATE (klass, GDL_TYPE_DOCK_NOTEBOOK, GdlDockNotebookClassPrivate);
+
+    klass->priv->css = gtk_css_provider_new ();
+    gtk_css_provider_load_from_data (klass->priv->css, notebook_style, -1, NULL);
 }
 
 static void 
diff --git a/gdl/gdl-dock-notebook.h b/gdl/gdl-dock-notebook.h
index 285a3f6..1d8e38c 100644
--- a/gdl/gdl-dock-notebook.h
+++ b/gdl/gdl-dock-notebook.h
@@ -35,8 +35,9 @@ G_BEGIN_DECLS
 #define GDL_DOCK_NOTEBOOK_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_DOCK_NOTEBOOK, GdlDockNotebookClass))
 
 /* data types & structures */
-typedef struct _GdlDockNotebook        GdlDockNotebook;
-typedef struct _GdlDockNotebookClass   GdlDockNotebookClass;
+typedef struct _GdlDockNotebook             GdlDockNotebook;
+typedef struct _GdlDockNotebookClass        GdlDockNotebookClass;
+typedef struct _GdlDockNotebookClassPrivate GdlDockNotebookClassPrivate;
 
 struct _GdlDockNotebook {
     GdlDockItem  item;
@@ -44,6 +45,8 @@ struct _GdlDockNotebook {
 
 struct _GdlDockNotebookClass {
     GdlDockItemClass  parent_class;
+
+    GdlDockNotebookClassPrivate *priv;
 };
 
 
diff --git a/gdl/gdl-switcher.c b/gdl/gdl-switcher.c
index 62ce36a..623d437 100644
--- a/gdl/gdl-switcher.c
+++ b/gdl/gdl-switcher.c
@@ -87,7 +87,12 @@ struct _GdlSwitcherPrivate {
     gboolean in_toggle;
 };
 
-G_DEFINE_TYPE (GdlSwitcher, gdl_switcher, GTK_TYPE_NOTEBOOK)
+struct _GdlSwitcherClassPrivate {
+    GtkCssProvider *css;
+};
+
+G_DEFINE_TYPE_WITH_CODE (GdlSwitcher, gdl_switcher, GTK_TYPE_NOTEBOOK,
+                         g_type_add_class_private (g_define_type_id, sizeof (GdlSwitcherClassPrivate)))
 
 #define INTERNAL_MODE(switcher)  (switcher->priv->switcher_style == \
             GDL_SWITCHER_STYLE_TOOLBAR ? switcher->priv->toolbar_style : \
@@ -746,6 +751,12 @@ gdl_switcher_class_init (GdlSwitcherClass *klass)
     GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
     GObjectClass *object_class = G_OBJECT_CLASS (klass);
+    static const gchar button_style[] =
+       "* {\n"
+           "-GtkWidget-focus-line-width : 1;\n"
+           "-GtkWidget-focus-padding : 1;\n"
+           "padding: 0;\n"
+       "}";
 
     container_class->forall = gdl_switcher_forall;
     container_class->remove = gdl_switcher_remove;
@@ -771,14 +782,11 @@ gdl_switcher_class_init (GdlSwitcherClass *klass)
 
     g_type_class_add_private (object_class, sizeof (GdlSwitcherPrivate));
 
-    gtk_rc_parse_string ("style \"gdl-button-style\"\n"
-                         "{\n"
-                         "GtkWidget::focus-padding = 1\n"
-                         "GtkWidget::focus-line-width = 1\n"
-                         "xthickness = 0\n"
-                         "ythickness = 0\n"
-                         "}\n"
-                         "widget \"*.gdl-button\" style \"gdl-button-style\"");
+    /* set the style */
+    klass->priv = G_TYPE_CLASS_GET_PRIVATE (klass, GDL_TYPE_SWITCHER, GdlSwitcherClassPrivate);
+
+    klass->priv->css = gtk_css_provider_new ();
+    gtk_css_provider_load_from_data (klass->priv->css, button_style, -1, NULL);
 }
 
 static void
@@ -829,7 +837,6 @@ gdl_switcher_add_button (GdlSwitcher *switcher, const gchar *label,
     GtkWidget *arrow;
     
     button_widget = gtk_toggle_button_new ();
-    gtk_widget_set_name (button_widget, "gdl-button");
     gtk_button_set_relief (GTK_BUTTON(button_widget), GTK_RELIEF_HALF);
     if (switcher->priv->show)
         gtk_widget_show (button_widget);
diff --git a/gdl/gdl-switcher.h b/gdl/gdl-switcher.h
index 9fcf13e..3924d5d 100644
--- a/gdl/gdl-switcher.h
+++ b/gdl/gdl-switcher.h
@@ -37,9 +37,10 @@ G_BEGIN_DECLS
 #define GDL_IS_SWITCHER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDL_TYPE_SWITCHER))
 #define GDL_IS_SWITCHER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((obj), GDL_TYPE_SWITCHER))
 
-typedef struct _GdlSwitcher        GdlSwitcher;
-typedef struct _GdlSwitcherPrivate GdlSwitcherPrivate;
-typedef struct _GdlSwitcherClass   GdlSwitcherClass;
+typedef struct _GdlSwitcher             GdlSwitcher;
+typedef struct _GdlSwitcherPrivate      GdlSwitcherPrivate;
+typedef struct _GdlSwitcherClass        GdlSwitcherClass;
+typedef struct _GdlSwitcherClassPrivate GdlSwitcherClassPrivate;
 
 struct _GdlSwitcher {
     GtkNotebook parent;
@@ -49,6 +50,8 @@ struct _GdlSwitcher {
 
 struct _GdlSwitcherClass {
     GtkNotebookClass parent_class;
+
+    GdlSwitcherClassPrivate *priv;
 };
 
 GType      gdl_switcher_get_type     (void);