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color-swatch: derive directly from GtkWidget

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Instead of GtkDrawingArea, since that calls in realize
gtk_style_context_set_background(). We don't want that to happen, given
that we do all the painting ourselves in _draw().
This commit is contained in:
Cosimo Cecchi 2012-02-17 18:31:19 +01:00
parent b58d50a0da
commit 8e85702dca
2 changed files with 32 additions and 3 deletions
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31
gtk/gtkcolorswatch.c
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@ -62,7 +62,7 @@ enum
static guint signals[LAST_SIGNAL];
G_DEFINE_TYPE (GtkColorSwatch, gtk_color_swatch, GTK_TYPE_DRAWING_AREA)
G_DEFINE_TYPE (GtkColorSwatch, gtk_color_swatch, GTK_TYPE_WIDGET)
static void
gtk_color_swatch_init (GtkColorSwatch *swatch)
@ -495,6 +495,34 @@ swatch_button_release (GtkWidget *widget,
return FALSE;
}
static void
swatch_realize (GtkWidget *widget)
{
GtkAllocation allocation;
GdkWindow *window;
GdkWindowAttr attributes;
gint attributes_mask;
gtk_widget_set_realized (widget, TRUE);
gtk_widget_get_allocation (widget, &allocation);
attributes.window_type = GDK_WINDOW_CHILD;
attributes.x = allocation.x;
attributes.y = allocation.y;
attributes.width = allocation.width;
attributes.height = allocation.height;
attributes.wclass = GDK_INPUT_OUTPUT;
attributes.visual = gtk_widget_get_visual (widget);
attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
window = gdk_window_new (gtk_widget_get_parent_window (widget),
&attributes, attributes_mask);
gdk_window_set_user_data (window, widget);
gtk_widget_set_window (widget, window);
}
static gboolean
swatch_popup_menu (GtkWidget *swatch)
{
@ -582,6 +610,7 @@ gtk_color_swatch_class_init (GtkColorSwatchClass *class)
widget_class->button_release_event = swatch_button_release;
widget_class->enter_notify_event = swatch_enter_notify;
widget_class->leave_notify_event = swatch_leave_notify;
widget_class->realize = swatch_realize;
signals[ACTIVATE] =
g_signal_new ("activate",

4
gtk/gtkcolorswatchprivate.h
View File

@ -42,7 +42,7 @@ typedef struct _GtkColorSwatchPrivate GtkColorSwatchPrivate;
struct _GtkColorSwatch
{
GtkDrawingArea parent;
GtkWidget parent;
/*< private >*/
GtkColorSwatchPrivate *priv;
@ -50,7 +50,7 @@ struct _GtkColorSwatch
struct _GtkColorSwatchClass
{
GtkDrawingAreaClass parent_class;
GtkWidgetClass parent_class;
void ( * activate) (GtkColorSwatch *swatch);
void ( * customize) (GtkColorSwatch *swatch);