Remove the hacks for asking the X server for screenshots and use gtk.Widget.get_snapshot() instead.
Tomeu Vizoso
16 years ago
committed by
Tomeu Vizoso
parent
1fd893f86e
commit
44cabc891b
@ -1,139 +0,0 @@
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/*
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* Copyright (C) 2007, Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <gdk/gdkx.h>
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#include <gtk/gtkwindow.h>
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#include <X11/extensions/XShm.h>
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#include "sugar-preview.h"
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static void sugar_preview_class_init (SugarPreviewClass *menu_class);
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static void sugar_preview_init (SugarPreview *menu);
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G_DEFINE_TYPE(SugarPreview, sugar_preview, G_TYPE_OBJECT)
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void
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sugar_preview_set_size(SugarPreview *preview, int width, int height)
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{
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preview->width = width;
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preview->height = height;
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}
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GdkPixbuf *
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sugar_preview_get_pixbuf(SugarPreview *preview)
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{
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if (preview->pixbuf != NULL) {
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return preview->pixbuf;
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}
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if (preview->image == NULL) {
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return NULL;
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}
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preview->pixbuf = gdk_pixbuf_get_from_image(NULL, preview->image, NULL,
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0, 0, 0, 0,
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preview->image->width,
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preview->image->height);
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g_object_unref(G_OBJECT(preview->image));
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preview->image = NULL;
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return preview->pixbuf;
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}
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void
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sugar_preview_clear(SugarPreview *preview)
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{
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if (preview->image != NULL) {
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g_object_unref(G_OBJECT(preview->image));
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preview->image = NULL;
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}
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if (preview->pixbuf != NULL) {
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g_object_unref(G_OBJECT(preview->pixbuf));
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preview->pixbuf = NULL;
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}
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}
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static gboolean
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widget_is_off_screen(GtkWidget *widget)
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{
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GdkScreen *screen;
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gint x, y, width, height;
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screen = gtk_widget_get_screen(widget);
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gdk_window_get_geometry(widget->window, &x, &y, &width, &height, NULL);
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return (x < 0 || y < 0 ||
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x + width > gdk_screen_get_width(screen) ||
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y + height > gdk_screen_get_height(screen));
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}
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void
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sugar_preview_take_screenshot(SugarPreview *preview, GtkWidget *widget)
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{
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GdkDrawable *drawable;
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GdkScreen *screen;
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GdkVisual *visual;
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GdkColormap *colormap;
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gint width, height;
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if (widget->window == NULL || widget_is_off_screen(widget)) {
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return;
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}
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sugar_preview_clear(preview);
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drawable = GDK_DRAWABLE(widget->window);
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gdk_drawable_get_size(drawable, &width, &height);
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screen = gdk_drawable_get_screen(drawable);
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visual = gdk_drawable_get_visual(drawable);
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colormap = gdk_drawable_get_colormap(drawable);
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preview->image = gdk_image_new(GDK_IMAGE_SHARED, visual, width, height);
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gdk_image_set_colormap(preview->image, colormap);
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XShmGetImage(GDK_SCREEN_XDISPLAY(screen),
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GDK_DRAWABLE_XID(drawable),
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gdk_x11_image_get_ximage(preview->image),
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0, 0, AllPlanes);
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}
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static void
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sugar_preview_dispose(GObject *object)
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{
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SugarPreview *preview = SUGAR_PREVIEW(object);
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sugar_preview_clear(preview);
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}
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static void
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sugar_preview_class_init(SugarPreviewClass *preview_class)
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{
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GObjectClass *g_object_class = G_OBJECT_CLASS (preview_class);
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g_object_class->dispose = sugar_preview_dispose;
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}
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static void
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sugar_preview_init(SugarPreview *preview)
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{
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preview->image = NULL;
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preview->pixbuf = NULL;
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}
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@ -1,62 +0,0 @@
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/*
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* Copyright (C) 2007, Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __SUGAR_PREVIEW_H__
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#define __SUGAR_PREVIEW_H__
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#include <gdk/gdkdrawable.h>
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G_BEGIN_DECLS
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typedef struct _SugarPreview SugarPreview;
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typedef struct _SugarPreviewClass SugarPreviewClass;
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#define SUGAR_TYPE_PREVIEW (sugar_preview_get_type())
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#define SUGAR_PREVIEW(object) (G_TYPE_CHECK_INSTANCE_CAST((object), SUGAR_TYPE_PREVIEW, SugarPreview))
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#define SUGAR_PREVIEW_CLASS(klass) (G_TYPE_CHACK_CLASS_CAST((klass), SUGAR_TYPE_PREVIEW, SugarPreviewClass))
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#define SUGAR_IS_PREVIEW(object) (G_TYPE_CHECK_INSTANCE_TYPE((object), SUGAR_TYPE_PREVIEW))
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#define SUGAR_IS_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), SUGAR_TYPE_PREVIEW))
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#define SUGAR_PREVIEW_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS((object), SUGAR_TYPE_PREVIEW, SugarPreviewClass))
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struct _SugarPreview {
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GObject base_instance;
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GdkImage *image;
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GdkPixbuf *pixbuf;
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int width;
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int height;
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};
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struct _SugarPreviewClass {
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GObjectClass base_class;
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};
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GType sugar_preview_get_type (void);
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void sugar_preview_take_screenshot (SugarPreview *preview,
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GtkWidget *widget);
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void sugar_preview_set_size (SugarPreview *preview,
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int width,
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int height);
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GdkPixbuf *sugar_preview_get_pixbuf (SugarPreview *preview);
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void sugar_preview_clear (SugarPreview *preview);
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G_END_DECLS
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#endif /* __SUGAR_PREVIEW_H__ */
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@ -1,43 +0,0 @@
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# Copyright (C) 2007, Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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||||
# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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"""
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"""
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import gtk
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import gobject
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from sugar import _sugarext
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import common
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def _preview_timeout_cb():
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preview = _sugarext.Preview()
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preview.take_screenshot(button.window)
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preview.get_pixbuf().save('/home/marco/test.png','png')
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preview.clear()
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test = common.Test()
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button = gtk.Button('Hello')
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test.pack_start(button)
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button.show()
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gobject.timeout_add(2000, _preview_timeout_cb)
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if __name__ == "__main__":
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common.main(test)
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