/// @brief Performs upkeep logic
/// @param bPressed If true, there is a press
void Widget::Upkeep (bool bPressed)
{
IssueEvent(ePreUpkeep);
// Perform leave logic.
Leave();
// If the widget is signaled, perform enter logic; on a press, perform grab logic.
if (IsSignaled())
{
Enter();
if (bPressed) Grab();
}
// If there is no press, perform drop logic.
if (!bPressed) Drop();
// If the widget remains chosen, post-process it; otherwise, abandon it.
if (!IsSignaled() && !IsChosen())
{
mState->ClearChoice();
IssueEvent(eAbandon);
}
else IssueEvent(ePostUpkeep);
}
/// @brief Performs choose logic
/// @param bPressed If true, there is a press
void Widget::Choose (bool bPressed)
{
IssueEvent(ePreChoose);
Enter();
if (bPressed) Grab();
IssueEvent(ePostChoose);
}
/// @brief Performs leave logic
void Widget::Leave (void)
{
if (0 == mState->mEntered || mState->mEntered == mState->mSignaled) return;
IssueEvent(IsEntered() ? eLeave : eLeavePart);
mState->mEntered = 0;
}
/// @brief Performs grab logic
void Widget::Grab (void)
{
if (mState->mGrabbed != 0) return;
mState->mGrabbed = mState->mSignaled;
IssueEvent(IsGrabbed() ? eGrab : eGrabPart);
}
/// @brief Performs enter logic
void Widget::Enter (void)
{
if (mState->mEntered == mState->mSignaled) return;
mState->mEntered = mState->mSignaled;
IssueEvent(IsEntered() ? eEnter : eEnterPart);
}
/// @brief Performs drop logic
void Widget::Drop (void)
{
if (0 == mState->mGrabbed) return;
IssueEvent(IsGrabbed() ? eDrop : eDropPart);
mState->mGrabbed = 0;
}
void FD3D11EventQuery::InitDynamicRHI()
{
D3D11_QUERY_DESC QueryDesc;
QueryDesc.Query = D3D11_QUERY_EVENT;
QueryDesc.MiscFlags = 0;
VERIFYD3D11RESULT(D3DRHI->GetDevice()->CreateQuery(&QueryDesc,Query.GetInitReference()));
// Initialize the query by issuing an initial event.
IssueEvent();
}
