void Widget::invalidateRect(const IntRect& r)
{
if (data->suppressInvalidation)
return;
if (!parent()) {
RECT rect = r;
::InvalidateRect(containingWindow(), &rect, false);
if (isFrameView())
static_cast<FrameView*>(this)->addToDirtyRegion(r);
return;
}
// Get the root widget.
ScrollView* outermostView = parent();
while (outermostView && outermostView->parent())
outermostView = outermostView->parent();
if (!outermostView)
return;
IntRect windowRect = convertToContainingWindow(r);
// Get our clip rect and intersect with it to ensure we don't invalidate too much.
IntRect clipRect = windowClipRect();
windowRect.intersect(clipRect);
RECT rect = windowRect;
::InvalidateRect(containingWindow(), &rect, false);
outermostView->addToDirtyRegion(windowRect);
}
void Widget::invalidateRect(const IntRect& rect)
{
if (data->suppressInvalidation)
return;
if (!parent()) {
gtk_widget_queue_draw_area(GTK_WIDGET(containingWindow()), rect.x(), rect.y(),
rect.width(), rect.height());
if (isFrameView())
static_cast<FrameView*>(this)->addToDirtyRegion(rect);
return;
}
// Get the root widget.
ScrollView* outermostView = parent();
while (outermostView && outermostView->parent())
outermostView = outermostView->parent();
if (!outermostView)
return;
IntRect windowRect = convertToContainingWindow(rect);
gtk_widget_queue_draw_area(GTK_WIDGET(containingWindow()), windowRect.x(), windowRect.y(),
windowRect.width(), windowRect.height());
outermostView->addToDirtyRegion(windowRect);
}
void ScrollView::scrollRectIntoViewRecursively(const IntRect& r)
{
#if PLATFORM(ANDROID)
if (platformProhibitsScrolling())
return;
#endif
// FIXME: This method is not transform-aware. It should just be moved to FrameView so that an accurate
// position for the child view can be determined.
IntRect rect = r;
ScrollView* view = this;
while (view) {
if (view->prohibitsScrolling()) // Allow the views to scroll into view recursively until we hit one that prohibits scrolling.
return;
view->setScrollPosition(rect.location());
rect.move(view->x() - view->scrollOffset().width(), view->y() - view->scrollOffset().height());
if (view->parent())
rect.intersect(view->frameRect());
view = view->parent();
}
// We may be embedded inside some containing platform scroll view that we don't manage. This is the case
// in Mail.app on OS X, for example, where the WebKit view for message bodies is inside a Cocoa NSScrollView
// that contains both it and message headers. Let the HostWindow know about this scroll so that it can pass the message
// on up the view chain.
// This rect is not clamped, since Mail actually relies on receiving an unclamped rect with negative coordinates in order to
// expose the headers.
if (hostWindow())
hostWindow()->scrollRectIntoView(rect, this);
}
void ScrollView::scrollRectIntoViewRecursively(const IntRect& r)
{
IntPoint p(max(0, r.x()), max(0, r.y()));
ScrollView* view = this;
while (view) {
view->setContentsPos(p.x(), p.y());
p.move(view->x() - view->scrollOffset().width(), view->y() - view->scrollOffset().height());
view = static_cast<ScrollView*>(view->parent());
}
}
void PluginView::updatePluginWidget()
{
FrameView* frameView = static_cast<FrameView*>(parent());
PLUGIN_LOG("--%p UpdatePluginWidget frame=[%p] \n", instance(), frameView);
if (frameView) {
m_windowRect = frameView->contentsToWindow(frameRect());
IntRect oldPageRect = m_pageRect;
// only the top ScrollView can have the offset
m_pageRect = m_windowRect;
ScrollView* top = parent();
while (top->parent())
top = top->parent();
m_pageRect.move(top->scrollOffset());
if (m_pageRect != oldPageRect)
setNPWindowIfNeeded();
}
}
void Widget::invalidateRect(const IntRect& rect)
{
//printf("invalidateRect x=%d y=%d w=%d h=%d\n", rect.x(), rect.y(), rect.width(), rect.height());
if (data->suppressInvalidation)
return;
if (!parent()) {
if (isFrameView())
static_cast<FrameView*>(this)->addToDirtyRegion(rect);
return;
}
// Get the root widget.
ScrollView* outermostView = parent();
while (outermostView && outermostView->parent())
outermostView = outermostView->parent();
if (!outermostView)
return;
IntRect windowRect = convertToContainingWindow(rect);
outermostView->addToDirtyRegion(windowRect);
}
static void accumulateRendererTouchEventTargetRects(Vector<IntRect>& rects, const RenderObject* renderer, const IntRect& parentRect = IntRect())
{
IntRect adjustedParentRect = parentRect;
if (parentRect.isEmpty() || renderer->isFloating() || renderer->isPositioned() || renderer->hasTransform()) {
// FIXME: This method is O(N^2) as it walks the tree to the root for every renderer. RenderGeometryMap would fix this.
IntRect r = enclosingIntRect(renderer->clippedOverflowRectForRepaint(0));
if (!r.isEmpty()) {
// Convert to the top-level view's coordinates.
ASSERT(renderer->document()->view());
for (ScrollView* view = renderer->document()->view(); view && view->parent(); view = view->parent())
r = view->convertToContainingView(r);
if (!parentRect.contains(r)) {
rects.append(r);
adjustedParentRect = r;
}
}
}
for (RenderObject* child = renderer->firstChild(); child; child = child->nextSibling())
accumulateRendererTouchEventTargetRects(rects, child, adjustedParentRect);
}
