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/*
* Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com
* Copyright (C) 2007, 2009 Holger Hans Peter Freyther
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "Widget.h"
#include "Cursor.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "HostWindow.h"
#include "IntRect.h"
#include "RenderObject.h"
#include <gdk/gdk.h>
#include <gtk/gtk.h>
namespace WebCore {
static GdkCursor* lastSetCursor;
Widget::Widget(PlatformWidget widget)
{
init(widget);
}
Widget::~Widget()
{
ASSERT(!parent());
releasePlatformWidget();
}
void Widget::setFocus()
{
gtk_widget_grab_focus(platformWidget() ? platformWidget() : GTK_WIDGET(root()->hostWindow()->platformPageClient()));
}
static GdkDrawable* gdkDrawable(PlatformWidget widget)
{
return widget ? widget->window : 0;
}
void Widget::setCursor(const Cursor& cursor)
{
GdkCursor* platformCursor = cursor.impl();
// http://bugs.webkit.org/show_bug.cgi?id=16388
// [GTK] Widget::setCursor() gets called frequently
//
// gdk_window_set_cursor() in certain GDK backends seems to be an
// expensive operation, so avoid it if possible.
if (platformCursor == lastSetCursor)
return;
gdk_window_set_cursor(gdkDrawable(platformWidget()) ? GDK_WINDOW(gdkDrawable(platformWidget())) : GTK_WIDGET(root()->hostWindow()->platformPageClient())->window, platformCursor);
lastSetCursor = platformCursor;
}
void Widget::show()
{
if (!platformWidget())
return;
gtk_widget_show(platformWidget());
}
void Widget::hide()
{
if (!platformWidget())
return;
gtk_widget_hide(platformWidget());
}
void Widget::paint(GraphicsContext* context, const IntRect& rect)
{
}
void Widget::setIsSelected(bool isSelected)
{
if (!platformWidget())
return;
// See if the platformWidget has a webkit-widget-is-selected property
// and set it afterwards.
GParamSpec* spec = g_object_class_find_property(G_OBJECT_GET_CLASS(platformWidget()),
"webkit-widget-is-selected");
if (!spec)
return;
g_object_set(platformWidget(), "webkit-widget-is-selected", isSelected, NULL);
}
IntRect Widget::frameRect() const
{
return m_frame;
}
void Widget::setFrameRect(const IntRect& rect)
{
m_frame = rect;
}
void Widget::releasePlatformWidget()
{
if (!platformWidget())
return;
g_object_unref(platformWidget());
}
void Widget::retainPlatformWidget()
{
if (!platformWidget())
return;
g_object_ref_sink(platformWidget());
}
}
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