bool ZUITextEngine::GetCursor(ZPoint inPoint, ZCursor& outCursor)
{
size_t selectStart, selectLength;
this->GetSelection(selectStart, selectLength);
if (selectLength != 0)
{
size_t cursorOffset = this->PointToOffset(this->FromHost(inPoint));
if (cursorOffset >= selectStart && cursorOffset < selectStart + selectLength)
{
outCursor.Set(ZCursor::eCursorTypeArrow);
return true;
}
}
outCursor.Set(ZCursor::eCursorTypeIBeam);
return true;
}
bool ZWindow::DispatchMessage(const ZMessage& inMessage)
{
if (ZMessageLooper::DispatchMessage(inMessage))
return true;
if (inMessage.Has("what"))
{
string theWhat = inMessage.GetString("what");
if (theWhat == "Dispose")
{
delete this;
return true;
}
else if (theWhat == "zoolib:ScreenLayoutChanged")
{
this->ForceOnScreen(true, true);
return true;
}
else if (theWhat == "InvalidCursor")
{
fPostedCursorInvalid = false;
ZCursor theCursor;
bool gotIt = false;
if (ZCaptureInput* theCaptureInput = fCaptureInput)
{
theCaptureInput->IncrementUseCount();
if (ZSubPane* thePane = theCaptureInput->GetPane())
gotIt = theCaptureInput->GetCursor(thePane->FromWindow(fLastMouseLocation), theCursor);
theCaptureInput->DecrementUseCount();
}
else
{
ZPoint paneHitPoint = fLastMouseLocation - this->GetWindowOrigin();
for (vector<ZWindowPane*>::iterator i = fVector_WindowPanes.begin(); i != fVector_WindowPanes.end(); ++i)
{
if ((*i)->GetVisible() && (*i)->CalcFrameRgn().Contains(paneHitPoint))
{
if (ZSubPane* hitPane = (*i)->FindPane(paneHitPoint - (*i)->GetLocation()))
gotIt = hitPane->GetCursor(hitPane->FromWindow(paneHitPoint), theCursor);
}
}
}
// If neither the mouse tracker nor the enclosing pane set the cursor, ensure it's reset
// to an arrow. If false is returned by the GetCursor methods they're supposed not to have
// touched theCursor, but let's make sure and set it to be an arrow.
if (!gotIt)
theCursor.Set(ZCursor::eCursorTypeArrow);
fOSWindow->SetCursor(theCursor);
return true;
}
else if (theWhat == "zoolib:InvalidateMenuBar")
{
if (fPostedInvalidateMenuBar)
{
fPostedInvalidateMenuBar = false;
ZMenuBar theMenuBar;
this->GetWindowTarget()->DispatchInstallMenus(theMenuBar);
fOSWindow->SetMenuBar(theMenuBar);
}
return true;
}
else if (theWhat == "zoolib:InvalidateAllMenuBars")
{
this->InvalidateWindowMenuBar();
return true;
}
else if (theWhat == "zoolib:Close")
{
this->WindowCloseByUser();
return true;
}
else if (theWhat == "zoolib:Zoom")
{
this->WindowZoomByUser();
return true;
}
else if (theWhat == "zoolib:MouseDown")
{
this->WindowMessage_Mouse(inMessage);
return true;
}
else if (theWhat == "zoolib:MouseUp")
{
this->WindowMessage_Mouse(inMessage);
return true;
}
else if (theWhat == "zoolib:MouseEnter" || theWhat == "zoolib:MouseChange" || theWhat == "zoolib:MouseExit")
{
this->WindowMessage_Mouse(inMessage);
return true;
}
else if (theWhat == "zoolib:CaptureCancelled")
{
this->WindowCaptureCancelled();
return true;
}
else if (theWhat == "zoolib:FrameChange")
{
this->WindowFrameChange();
return true;
}
else if (theWhat == "zoolib:ShownState")
{
this->WindowShownState((ZShownState)inMessage.GetInt32("shownState"));
return true;
}
else if (theWhat == "zoolib:Activate")
{
if (fBackInkActive && fBackInkInactive && (fBackInkActive != fBackInkInactive))
{
if (!fBackInkActive->GetInk().IsSameAs(fBackInkInactive->GetInk()))
this->InvalidateWindowRegion(ZDCRgn(this->GetSize()));
}
this->WindowActivate(inMessage.GetBool("active"));
return true;
}
else if (theWhat == "zoolib:AppActivate")
{
this->WindowAppActivate(inMessage.GetBool("active"));
return true;
}
else if (theWhat == "zoolib:Menu")
{
if (!this->WindowMenuMessage(inMessage) && fWindowSupervisor)
fWindowSupervisor->WindowSupervisorPostMessage(inMessage);
return true;
}
else if (theWhat == "zoolib:KeyDown")
{
this->WindowMessage_Key(inMessage);
return true;
}
else if (theWhat == "zoolib:Idle")
{
this->WindowIdle();
return true;
}
else if (theWhat == "zoolib:InvokeFunction")
{
if (MessageProc theProc = reinterpret_cast<MessageProc>(inMessage.GetPointer("function")))
theProc(this, inMessage.GetValue("param"));
return true;
}
}
return false;
}