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Bug 741247 - Dispatch touch events to the active tabs presShell. r=smaug

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This commit is contained in:
Wes Johnston 2012-04-26 14:40:05 -07:00
parent 23147f360d
commit c547164cd0
2 changed files with 38 additions and 0 deletions
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34
layout/base/nsPresShell.cpp
View File

@ -5791,6 +5791,10 @@ PresShell::HandleEvent(nsIFrame *aFrame,
// if the mouse is being captured then retarget the mouse event at the
// document that is being captured.
retargetEventDoc = capturingContent->GetCurrentDoc();
#ifdef ANDROID
} else if (aEvent->eventStructType == NS_TOUCH_EVENT) {
retargetEventDoc = GetTouchEventTargetDocument();
#endif
}
if (retargetEventDoc) {
@ -6192,6 +6196,36 @@ PresShell::HandleEvent(nsIFrame *aFrame,
return rv;
}
#ifdef ANDROID
nsIDocument*
PresShell::GetTouchEventTargetDocument()
{
nsPresContext* context = GetPresContext();
if (!context || !context->IsRoot()) {
return nsnull;
}
nsCOMPtr<nsISupports> container = context->GetContainer();
nsCOMPtr<nsIDocShellTreeItem> shellAsTreeItem = do_QueryInterface(container);
if (!shellAsTreeItem) {
return nsnull;
}
nsCOMPtr<nsIDocShellTreeOwner> owner;
shellAsTreeItem->GetTreeOwner(getter_AddRefs(owner));
if (!owner) {
return nsnull;
}
// now get the primary content shell (active tab)
nsCOMPtr<nsIDocShellTreeItem> item;
owner->GetPrimaryContentShell(getter_AddRefs(item));
nsCOMPtr<nsIDocShell> childDocShell = do_QueryInterface(item);
nsCOMPtr<nsIDocument> result = do_GetInterface(childDocShell);
return result;
}
#endif
#ifdef NS_DEBUG
void
PresShell::ShowEventTargetDebug()

4
layout/base/nsPresShell.h
View File

@ -789,6 +789,10 @@ protected:
private:
#ifdef ANDROID
nsIDocument* GetTouchEventTargetDocument();
#endif
bool InZombieDocument(nsIContent *aContent);
already_AddRefed<nsIPresShell> GetParentPresShell();
nsresult RetargetEventToParent(nsGUIEvent* aEvent,