/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
+ * Insensitive pixmap building code by Eckehard Berns from GNOME Stock
+ * Copyright (C) 1997, 1998 Free Software Foundation
+ *
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
+
+#undef GDK_DISABLE_DEPRECATED
+#undef GTK_DISABLE_DEPRECATED
+
+#include <math.h>
#include "gtkcontainer.h"
#include "gtkpixmap.h"
static void gtk_pixmap_init (GtkPixmap *pixmap);
static gint gtk_pixmap_expose (GtkWidget *widget,
GdkEventExpose *event);
+static void gtk_pixmap_finalize (GObject *object);
+static void build_insensitive_pixmap (GtkPixmap *gtkpixmap);
+static GtkWidgetClass *parent_class;
-guint
-gtk_pixmap_get_type ()
+GtkType
+gtk_pixmap_get_type (void)
{
- static guint pixmap_type = 0;
+ static GtkType pixmap_type = 0;
if (!pixmap_type)
{
- GtkTypeInfo pixmap_info =
+ static const GtkTypeInfo pixmap_info =
{
"GtkPixmap",
sizeof (GtkPixmap),
sizeof (GtkPixmapClass),
(GtkClassInitFunc) gtk_pixmap_class_init,
(GtkObjectInitFunc) gtk_pixmap_init,
- (GtkArgFunc) NULL,
+ /* reserved_1 */ NULL,
+ /* reserved_2 */ NULL,
+ (GtkClassInitFunc) NULL,
};
- pixmap_type = gtk_type_unique (gtk_misc_get_type (), &pixmap_info);
+ pixmap_type = gtk_type_unique (GTK_TYPE_MISC, &pixmap_info);
}
return pixmap_type;
static void
gtk_pixmap_class_init (GtkPixmapClass *class)
{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (class);
+ GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
+ object_class = (GtkObjectClass*) class;
widget_class = (GtkWidgetClass*) class;
+ parent_class = gtk_type_class (gtk_misc_get_type ());
+
+ gobject_class->finalize = gtk_pixmap_finalize;
widget_class->expose_event = gtk_pixmap_expose;
}
GdkBitmap *mask)
{
GtkPixmap *pixmap;
-
+
g_return_val_if_fail (val != NULL, NULL);
-
+
pixmap = gtk_type_new (gtk_pixmap_get_type ());
-
+
+ pixmap->build_insensitive = TRUE;
gtk_pixmap_set (pixmap, val, mask);
-
+
return GTK_WIDGET (pixmap);
}
+static void
+gtk_pixmap_finalize (GObject *object)
+{
+ gtk_pixmap_set (GTK_PIXMAP (object), NULL, NULL);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
void
gtk_pixmap_set (GtkPixmap *pixmap,
GdkPixmap *val,
{
gint width;
gint height;
+ gint oldwidth;
+ gint oldheight;
- g_return_if_fail (pixmap != NULL);
g_return_if_fail (GTK_IS_PIXMAP (pixmap));
- g_return_if_fail (val != NULL);
- pixmap->pixmap = val;
- pixmap->mask = mask;
-
- if (pixmap->pixmap)
+ if (pixmap->pixmap != val)
{
- gdk_window_get_size (pixmap->pixmap, &width, &height);
- GTK_WIDGET (pixmap)->requisition.width = width + GTK_MISC (pixmap)->xpad * 2;
- GTK_WIDGET (pixmap)->requisition.height = height + GTK_MISC (pixmap)->ypad * 2;
+ oldwidth = GTK_WIDGET (pixmap)->requisition.width;
+ oldheight = GTK_WIDGET (pixmap)->requisition.height;
+ if (pixmap->pixmap)
+ gdk_pixmap_unref (pixmap->pixmap);
+ if (pixmap->pixmap_insensitive)
+ gdk_pixmap_unref (pixmap->pixmap_insensitive);
+ pixmap->pixmap = val;
+ pixmap->pixmap_insensitive = NULL;
+ if (pixmap->pixmap)
+ {
+ gdk_pixmap_ref (pixmap->pixmap);
+ gdk_window_get_size (pixmap->pixmap, &width, &height);
+ GTK_WIDGET (pixmap)->requisition.width =
+ width + GTK_MISC (pixmap)->xpad * 2;
+ GTK_WIDGET (pixmap)->requisition.height =
+ height + GTK_MISC (pixmap)->ypad * 2;
+ }
+ else
+ {
+ GTK_WIDGET (pixmap)->requisition.width = 0;
+ GTK_WIDGET (pixmap)->requisition.height = 0;
+ }
+ if (GTK_WIDGET_VISIBLE (pixmap))
+ {
+ if ((GTK_WIDGET (pixmap)->requisition.width != oldwidth) ||
+ (GTK_WIDGET (pixmap)->requisition.height != oldheight))
+ gtk_widget_queue_resize (GTK_WIDGET (pixmap));
+ else
+ gtk_widget_queue_clear (GTK_WIDGET (pixmap));
+ }
}
- else
+
+ if (pixmap->mask != mask)
{
- GTK_WIDGET (pixmap)->requisition.width = 0;
- GTK_WIDGET (pixmap)->requisition.height = 0;
+ if (pixmap->mask)
+ gdk_bitmap_unref (pixmap->mask);
+ pixmap->mask = mask;
+ if (pixmap->mask)
+ gdk_bitmap_ref (pixmap->mask);
}
-
- if (GTK_WIDGET_VISIBLE (pixmap))
- gtk_widget_queue_resize (GTK_WIDGET (pixmap));
}
void
GdkPixmap **val,
GdkBitmap **mask)
{
- g_return_if_fail (pixmap != NULL);
g_return_if_fail (GTK_IS_PIXMAP (pixmap));
if (val)
*mask = pixmap->mask;
}
-
static gint
gtk_pixmap_expose (GtkWidget *widget,
GdkEventExpose *event)
GtkPixmap *pixmap;
GtkMisc *misc;
gint x, y;
+ gfloat xalign;
- g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_PIXMAP (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
pixmap = GTK_PIXMAP (widget);
misc = GTK_MISC (widget);
- x = (widget->allocation.x * (1.0 - misc->xalign) +
- (widget->allocation.x + widget->allocation.width
- - (widget->requisition.width - misc->xpad * 2)) *
- misc->xalign) + 0.5;
- y = (widget->allocation.y * (1.0 - misc->yalign) +
- (widget->allocation.y + widget->allocation.height
- - (widget->requisition.height - misc->ypad * 2)) *
- misc->yalign) + 0.5;
-
+ if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
+ xalign = misc->xalign;
+ else
+ xalign = 1.0 - misc->xalign;
+
+ x = floor (widget->allocation.x + misc->xpad
+ + ((widget->allocation.width - widget->requisition.width) * xalign)
+ + 0.5);
+ y = floor (widget->allocation.y + misc->ypad
+ + ((widget->allocation.height - widget->requisition.height) * misc->yalign)
+ + 0.5);
+
if (pixmap->mask)
{
gdk_gc_set_clip_mask (widget->style->black_gc, pixmap->mask);
gdk_gc_set_clip_origin (widget->style->black_gc, x, y);
}
- gdk_draw_pixmap (widget->window,
- widget->style->black_gc,
- pixmap->pixmap,
- 0, 0, x, y, -1, -1);
+ if (GTK_WIDGET_STATE (widget) == GTK_STATE_INSENSITIVE
+ && pixmap->build_insensitive)
+ {
+ if (!pixmap->pixmap_insensitive)
+ build_insensitive_pixmap (pixmap);
+ gdk_draw_pixmap (widget->window,
+ widget->style->black_gc,
+ pixmap->pixmap_insensitive,
+ 0, 0, x, y, -1, -1);
+ }
+ else
+ {
+ gdk_draw_pixmap (widget->window,
+ widget->style->black_gc,
+ pixmap->pixmap,
+ 0, 0, x, y, -1, -1);
+ }
if (pixmap->mask)
{
gdk_gc_set_clip_origin (widget->style->black_gc, 0, 0);
}
}
-
return FALSE;
}
+
+void
+gtk_pixmap_set_build_insensitive (GtkPixmap *pixmap, gboolean build)
+{
+ g_return_if_fail (GTK_IS_PIXMAP (pixmap));
+
+ pixmap->build_insensitive = build;
+
+ if (GTK_WIDGET_VISIBLE (pixmap))
+ {
+ gtk_widget_queue_clear (GTK_WIDGET (pixmap));
+ }
+}
+
+static void
+build_insensitive_pixmap (GtkPixmap *gtkpixmap)
+{
+ GdkPixmap *pixmap = gtkpixmap->pixmap;
+ GdkPixmap *insensitive;
+ gint w, h;
+ GdkPixbuf *pixbuf;
+ GdkPixbuf *stated;
+
+ gdk_window_get_size (pixmap, &w, &h);
+
+ pixbuf = gdk_pixbuf_get_from_drawable (NULL,
+ pixmap,
+ gtk_widget_get_colormap (GTK_WIDGET(gtkpixmap)),
+ 0, 0,
+ 0, 0,
+ w, h);
+
+ stated = gdk_pixbuf_copy (pixbuf);
+
+ gdk_pixbuf_saturate_and_pixelate (pixbuf, stated,
+ 0.8, TRUE);
+
+ g_object_unref (G_OBJECT (pixbuf));
+ pixbuf = NULL;
+
+ insensitive = gdk_pixmap_new (GTK_WIDGET (gtkpixmap)->window, w, h, -1);
+
+ gdk_draw_pixbuf (insensitive,
+ GTK_WIDGET (gtkpixmap)->style->white_gc,
+ stated,
+ 0, 0,
+ 0, 0,
+ w, h,
+ GDK_RGB_DITHER_NORMAL,
+ 0, 0);
+
+ gtkpixmap->pixmap_insensitive = insensitive;
+
+ g_object_unref (G_OBJECT (stated));
+}
+
+