//----------------------------------------------------------------------------//
void Element::onSized(ElementEventArgs& e)
{
notifyScreenAreaChanged(false);
notifyChildrenOfSizeChange(true, true);
fireEvent(EventSized, e, EventNamespace);
}
//----------------------------------------------------------------------------//
void LayoutContainer::onParentSized(ElementEventArgs& e)
{
// This is intentionally not Window::onParentSized.
Element::onParentSized(e);
// force update of child positioning.
notifyScreenAreaChanged(true);
performChildWindowLayout(true, true);
}
/*************************************************************************
Event generated internally whenever the roll-up / shade state of the
window changes.
*************************************************************************/
void FrameWindow::onRollupToggled(WindowEventArgs& e)
{
invalidate(true);
notifyScreenAreaChanged();
ElementEventArgs size_args(e.window);
onSized(size_args);
fireEvent(EventRollupToggled, e, EventNamespace);
}
void DragContainer::initialiseDragging(void)
{
// only proceed if dragging is actually enabled
if (d_draggingEnabled)
{
// initialise drag moving state
d_storedClipState = d_clippedByParent;
setClippedByParent(false);
d_storedAlpha = d_alpha;
setAlpha(d_dragAlpha);
d_startPosition = getPosition();
d_dragging = true;
notifyScreenAreaChanged();
// Now drag mode is set, change cursor as required
updateActiveMouseCursor();
}
}
void DragContainer::onCaptureLost(WindowEventArgs& e)
{
Window::onCaptureLost(e);
// reset state
if (d_dragging)
{
// restore windows 'normal' state.
d_dragging = false;
setPosition(d_startPosition);
setClippedByParent(d_storedClipState);
setAlpha(d_storedAlpha);
notifyScreenAreaChanged();
// restore normal mouse cursor
updateActiveMouseCursor();
}
d_leftMouseDown = false;
d_dropTarget = 0;
++e.handled;
}
//----------------------------------------------------------------------------//
void Element::onVerticalAlignmentChanged(ElementEventArgs& e)
{
notifyScreenAreaChanged();
fireEvent(EventVerticalAlignmentChanged, e, EventNamespace);
}
//----------------------------------------------------------------------------//
void Element::onMoved(ElementEventArgs& e)
{
notifyScreenAreaChanged();
fireEvent(EventMoved, e, EventNamespace);
}
