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Bug 1094913 - Set pointerType to got/lostpointercapture events. r=smaug

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This commit is contained in:
Maksim Lebedev 2014-11-11 08:29:00 +01:00
parent a2f293b9fc
commit 2663f2a50d
4 changed files with 42 additions and 20 deletions
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34
dom/events/PointerEvent.cpp
View File

@ -48,6 +48,25 @@ ConvertStringToPointerType(const nsAString& aPointerTypeArg)
return nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
}
void
ConvertPointerTypeToString(uint16_t aPointerTypeSrc, nsAString& aPointerTypeDest)
{
switch (aPointerTypeSrc) {
case nsIDOMMouseEvent::MOZ_SOURCE_MOUSE:
aPointerTypeDest.AssignLiteral("mouse");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_PEN:
aPointerTypeDest.AssignLiteral("pen");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_TOUCH:
aPointerTypeDest.AssignLiteral("touch");
break;
default:
aPointerTypeDest.Truncate();
break;
}
}
// static
already_AddRefed<PointerEvent>
PointerEvent::Constructor(EventTarget* aOwner,
@ -93,20 +112,7 @@ PointerEvent::Constructor(const GlobalObject& aGlobal,
void
PointerEvent::GetPointerType(nsAString& aPointerType)
{
switch (mEvent->AsPointerEvent()->inputSource) {
case nsIDOMMouseEvent::MOZ_SOURCE_MOUSE:
aPointerType.AssignLiteral("mouse");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_PEN:
aPointerType.AssignLiteral("pen");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_TOUCH:
aPointerType.AssignLiteral("touch");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN:
aPointerType.Truncate();
break;
}
ConvertPointerTypeToString(mEvent->AsPointerEvent()->inputSource, aPointerType);
}
int32_t

2
dom/events/PointerEvent.h
View File

@ -48,6 +48,8 @@ public:
void GetPointerType(nsAString& aPointerType);
};
void ConvertPointerTypeToString(uint16_t aPointerTypeSrc, nsAString& aPointerTypeDest);
} // namespace dom
} // namespace mozilla

2
layout/base/nsIPresShell.h
View File

@ -1287,10 +1287,12 @@ public:
static void DispatchGotOrLostPointerCaptureEvent(bool aIsGotCapture,
uint32_t aPointerId,
uint16_t aPointerType,
nsIContent* aCaptureTarget);
static void SetPointerCapturingContent(uint32_t aPointerId, nsIContent* aContent);
static void ReleasePointerCapturingContent(uint32_t aPointerId, nsIContent* aContent);
static nsIContent* GetPointerCapturingContent(uint32_t aPointerId);
static uint16_t GetPointerType(uint32_t aPointerId);
// CheckPointerCaptureState checks cases, when got/lostpointercapture events should be fired.
// Function returns true, if any of events was fired; false, if no one event was fired.

24
layout/base/nsPresShell.cpp
View File

@ -6404,10 +6404,7 @@ nsIPresShell::SetPointerCapturingContent(uint32_t aPointerId, nsIContent* aConte
gPointerCaptureList->Get(aPointerId, &pointerCaptureInfo);
nsIContent* content = pointerCaptureInfo ? pointerCaptureInfo->mOverrideContent : nullptr;
PointerInfo* pointerInfo = nullptr;
if (!content && gActivePointersIds->Get(aPointerId, &pointerInfo) &&
pointerInfo &&
nsIDOMMouseEvent::MOZ_SOURCE_MOUSE == pointerInfo->mPointerType) {
if (!content && (nsIDOMMouseEvent::MOZ_SOURCE_MOUSE == GetPointerType(aPointerId))) {
SetCapturingContent(aContent, CAPTURE_PREVENTDRAG);
}
@ -6445,6 +6442,16 @@ nsIPresShell::GetPointerCapturingContent(uint32_t aPointerId)
return nullptr;
}
/* static */ uint16_t
nsIPresShell::GetPointerType(uint32_t aPointerId)
{
PointerInfo* pointerInfo = nullptr;
if (gActivePointersIds->Get(aPointerId, &pointerInfo) && pointerInfo) {
return pointerInfo->mPointerType;
}
return nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
}
/* static */ bool
nsIPresShell::CheckPointerCaptureState(uint32_t aPointerId)
{
@ -6455,6 +6462,7 @@ nsIPresShell::CheckPointerCaptureState(uint32_t aPointerId)
// we should dispatch lostpointercapture event to overrideContent if it exist
if (pointerCaptureInfo->mPendingContent || pointerCaptureInfo->mReleaseContent) {
if (pointerCaptureInfo->mOverrideContent) {
uint16_t pointerType = GetPointerType(aPointerId);
nsCOMPtr<nsIContent> content;
pointerCaptureInfo->mOverrideContent.swap(content);
if (pointerCaptureInfo->mReleaseContent) {
@ -6463,7 +6471,7 @@ nsIPresShell::CheckPointerCaptureState(uint32_t aPointerId)
if (pointerCaptureInfo->Empty()) {
gPointerCaptureList->Remove(aPointerId);
}
DispatchGotOrLostPointerCaptureEvent(false, aPointerId, content);
DispatchGotOrLostPointerCaptureEvent(false, aPointerId, pointerType, content);
didDispatchEvent = true;
} else if (pointerCaptureInfo->mPendingContent && pointerCaptureInfo->mReleaseContent) {
// If anybody calls element.releasePointerCapture
@ -6479,7 +6487,9 @@ nsIPresShell::CheckPointerCaptureState(uint32_t aPointerId)
pointerCaptureInfo->mOverrideContent = pointerCaptureInfo->mPendingContent;
pointerCaptureInfo->mPendingContent = nullptr;
pointerCaptureInfo->mReleaseContent = false;
DispatchGotOrLostPointerCaptureEvent(true, aPointerId, pointerCaptureInfo->mOverrideContent);
DispatchGotOrLostPointerCaptureEvent(true, aPointerId,
GetPointerType(aPointerId),
pointerCaptureInfo->mOverrideContent);
didDispatchEvent = true;
}
}
@ -8234,11 +8244,13 @@ PresShell::HandleEventInternal(WidgetEvent* aEvent, nsEventStatus* aStatus)
void
nsIPresShell::DispatchGotOrLostPointerCaptureEvent(bool aIsGotCapture,
uint32_t aPointerId,
uint16_t aPointerType,
nsIContent* aCaptureTarget)
{
PointerEventInit init;
init.mPointerId = aPointerId;
init.mBubbles = true;
ConvertPointerTypeToString(aPointerType, init.mPointerType);
nsRefPtr<mozilla::dom::PointerEvent> event;
event = PointerEvent::Constructor(aCaptureTarget,
aIsGotCapture