void
InputQueue::SetAllowedTouchBehavior(uint64_t aInputBlockId, const nsTArray<TouchBehaviorFlags>& aBehaviors) {
APZThreadUtils::AssertOnControllerThread();
INPQ_LOG("got allowed touch behaviours; block=%" PRIu64 "\n", aInputBlockId);
bool success = false;
CancelableBlockState* block = FindBlockForId(aInputBlockId, nullptr);
if (block && block->AsTouchBlock()) {
success = block->AsTouchBlock()->SetAllowedTouchBehaviors(aBehaviors);
block->RecordContentResponseTime();
} else if (block) {
NS_WARNING("input block is not a touch block");
}
if (success) {
ProcessQueue();
}
}
void
InputQueue::ProcessQueue() {
APZThreadUtils::AssertOnControllerThread();
while (!mQueuedInputs.IsEmpty()) {
CancelableBlockState* curBlock = mQueuedInputs[0]->Block();
if (!curBlock->IsReadyForHandling()) {
break;
}
INPQ_LOG("processing input from block %p; preventDefault %d target %p\n",
curBlock, curBlock->IsDefaultPrevented(),
curBlock->GetTargetApzc().get());
RefPtr<AsyncPanZoomController> target = curBlock->GetTargetApzc();
// target may be null here if the initial target was unconfirmed and then
// we later got a confirmed null target. in that case drop the events.
if (target) {
if (curBlock->IsDefaultPrevented()) {
if (curBlock->AsTouchBlock()) {
target->ResetTouchInputState();
}
} else {
UpdateActiveApzc(target);
curBlock->DispatchEvent(*(mQueuedInputs[0]->Input()));
}
}
mQueuedInputs.RemoveElementAt(0);
}
if (CanDiscardBlock(mActiveTouchBlock)) {
mActiveTouchBlock = nullptr;
}
if (CanDiscardBlock(mActiveWheelBlock)) {
mActiveWheelBlock = nullptr;
}
if (CanDiscardBlock(mActiveDragBlock)) {
mActiveDragBlock = nullptr;
}
if (CanDiscardBlock(mActivePanGestureBlock)) {
mActivePanGestureBlock = nullptr;
}
}
TouchBlockState*
InputQueue::GetCurrentTouchBlock() const
{
CancelableBlockState* block = GetCurrentBlock();
return block ? block->AsTouchBlock() : mActiveTouchBlock.get();
}
