public AElement(AElement parent, int on_page)
{
Parent = parent;
Page = on_page;
IsDisposed = false;
IsEnabled = true;
IsModal = false;
IsMovable = false;
IsVisible = true;
}
public void AnnounceElementGivesUpKeyboardInput(AElement e)
{
}
internal void ReceiveMouseInput(Point MousePosition, List<InputEventMouse> events)
{
List<AElement> mouseOverControls = null;
if (m_CurrentScreen != null)
{
if (m_CurrentScreen.GetElementsAtPoint(MousePosition, true, out mouseOverControls))
{
MouseOverControl = mouseOverControls[0];
foreach (InputEventMouse e in events)
((AElementController)MouseOverControl.GetController()).ReceiveMouseInput(MousePosition, events);
}
else
{
MouseOverControl = null;
}
}
// clear mouse down elements if there is a mouse up event.
foreach (InputEventMouse e in events)
if (e.EventType == MouseEvent.Up)
InformMouseDownElementsThatMouseIsUp(e);
}
internal bool AnnounceElementOnMouseUp(AElement e, MouseButton b)
{
bool control_has_no_other_mouse_downs = true;
if (m_MouseDownElements == null || m_MouseDownElements.Count == 0)
return control_has_no_other_mouse_downs;
for (int i = 0; i < m_MouseDownElements.Count; i++)
{
Tuple<AElement, MouseButton> md = m_MouseDownElements[i];
if (md.Item1 == e)
{
if (md.Item2 == b)
{
m_MouseDownElements.RemoveAt(i);
i--;
}
else
{
control_has_no_other_mouse_downs = false;
}
}
}
return control_has_no_other_mouse_downs;
}
internal void AnnounceElementOnMouseDown(AElement e, MouseButton b)
{
if (m_MouseDownElements == null)
m_MouseDownElements = new List<Tuple<AElement, MouseButton>>();
m_MouseDownElements.Add(new Tuple<AElement, MouseButton>(e, b));
if (b == MouseButton.Left)
{
if (e.HandlesKeyboardInput)
KeyboardFocusControl = e;
}
}
public void AnnounceElementWantsKeyboardInput(AElement e)
{
}
public void RemoveChild(AElement c)
{
if (Children == null)
return;
if (Children.Contains(c))
{
if (!c.IsDisposed)
c.Dispose();
Children.Remove(c);
if (Children.Count == 0)
Children = null;
}
}
public AElement AddChild(AElement c, bool behind_all = false)
{
if (Children == null)
Children = new List<AElement>();
if (behind_all)
Children.Insert(0, c);
else
Children.Add(c);
if (IsInitialized)
c.Initialize(Manager);
return c;
}
public AElementController(AElement model, GUIManager manager)
: base(model)
{
Manager = manager;
}