void DragContainer::onMouseButtonUp(MouseEventArgs& e)
{
Window::onMouseButtonUp(e);
if (e.button == LeftButton)
{
if (d_dragging)
{
// release picked up state
if (d_pickedUp)
d_pickedUp = false;
// fire off event
WindowEventArgs args(this);
onDragEnded(args);
}
// check for sticky pick up
else if (d_stickyMode && !d_pickedUp)
{
initialiseDragging();
d_pickedUp = true;
// in this case, do not proceed to release inputs.
return;
}
// release our capture on the input data
releaseInput();
++e.handled;
}
}
//----------------------------------------------------------------------------//
bool DragContainer::pickUp(const bool force_sticky /*= false*/)
{
// check if we're already picked up or if dragging is disabled.
if (d_pickedUp || !d_draggingEnabled)
return true;
// see if we need to force sticky mode switch
if (!d_stickyMode && force_sticky)
setStickyModeEnabled(true);
// can only pick up if sticky
if (d_stickyMode)
{
// force immediate release of any current input capture (unless it's us)
if (d_captureWindow && d_captureWindow != this)
d_captureWindow->releaseInput();
// activate ourselves and try to capture input
activate();
if (captureInput())
{
// set the dragging point to the centre of the container.
d_dragPoint.d_x = cegui_absdim(d_pixelSize.d_width / 2);
d_dragPoint.d_y = cegui_absdim(d_pixelSize.d_height / 2);
// initialise the dragging state
initialiseDragging();
// get position of mouse as co-ordinates local to this window.
const Vector2 localMousePos(CoordConverter::screenToWindow(*this,
MouseCursor::getSingleton().getPosition()));
doDragging(localMousePos);
d_pickedUp = true;
}
}
return d_pickedUp;
}
void DragContainer::onDragStarted(WindowEventArgs& e)
{
initialiseDragging();
fireEvent(EventDragStarted, e, EventNamespace);
}
