#include "config.h"
#include "Widget.h"
#include "IntRect.h"
#include "ScrollView.h"
#include <wtf/Assertions.h>
namespace WebCore {
void Widget::init(PlatformWidget widget)
{
m_parent = 0;
m_selfVisible = false;
m_parentVisible = false;
m_widget = widget;
if (m_widget)
retainPlatformWidget();
}
void Widget::setParent(ScrollView* view)
{
ASSERT(!view || !m_parent);
if (!view || !view->isVisible())
setParentVisible(false);
m_parent = view;
if (view && view->isVisible())
setParentVisible(true);
}
ScrollView* Widget::root() const
{
const Widget* top = this;
while (top->parent())
top = top->parent();
if (top->isFrameView())
return const_cast<ScrollView*>(static_cast<const ScrollView*>(top));
return 0;
}
void Widget::removeFromParent()
{
if (parent())
parent()->removeChild(this);
}
#if !PLATFORM(MAC)
IntRect Widget::convertToContainingWindow(const IntRect& rect) const
{
IntRect convertedRect = rect;
convertedRect.setLocation(convertToContainingWindow(convertedRect.location()));
return convertedRect;
}
IntPoint Widget::convertToContainingWindow(const IntPoint& point) const
{
IntPoint windowPoint = point;
const Widget* childWidget = this;
for (const ScrollView* parentScrollView = parent();
parentScrollView;
childWidget = parentScrollView, parentScrollView = parentScrollView->parent())
windowPoint = parentScrollView->convertChildToSelf(childWidget, windowPoint);
return windowPoint;
}
IntPoint Widget::convertFromContainingWindow(const IntPoint& point) const
{
IntPoint widgetPoint = point;
const Widget* childWidget = this;
for (const ScrollView* parentScrollView = parent();
parentScrollView;
childWidget = parentScrollView, parentScrollView = parentScrollView->parent())
widgetPoint = parentScrollView->convertSelfToChild(childWidget, widgetPoint);
return widgetPoint;
}
IntRect Widget::convertFromContainingWindow(const IntRect& rect) const
{
IntRect result = rect;
result.setLocation(convertFromContainingWindow(rect.location()));
return result;
}
#endif
#if !PLATFORM(MAC) && !PLATFORM(GTK)
void Widget::releasePlatformWidget()
{
}
void Widget::retainPlatformWidget()
{
}
#endif
}