public void MouseButtonDown(MouseButtonEventArgs args)
{
var control = MouseGetControl(args.PointerLocation);
if (args.CanFocus)
{
// If we have a modal open and the mouse down was outside it, close said modal.
if (_modalStack.Count != 0)
{
var top = _modalStack[_modalStack.Count - 1];
var offset = args.PointerLocation - top.GlobalPixelPosition.ToVector2();
if (!top.HasPoint(offset / UIScale))
{
RemoveModal(top);
return;
}
}
ReleaseKeyboardFocus();
if (control == null)
{
return;
}
_controlFocused = control;
if (_controlFocused.CanKeyboardFocus && _controlFocused.KeyboardFocusOnClick)
{
_controlFocused.GrabKeyboardFocus();
}
}
else if (KeyboardFocused != null)
{
control = KeyboardFocused;
}
if (control == null)
{
return;
}
var guiArgs = new GUIMouseButtonEventArgs(args.Button, args.State, control, args.Position / UIScale,
args.Position, args.Position / UIScale - control.GlobalPosition,
args.Position - control.GlobalPixelPosition.ToVector2());
_doMouseGuiInput(control, guiArgs, (c, ev) => c.MouseButtonDown(ev));
if (args.CanFocus)
{
args.Handle();
}
}
public void MouseButtonUp(MouseButtonEventArgs args)
{
var control = _controlFocused ?? KeyboardFocused ?? MouseGetControl(args.PointerLocation);
if (control == null)
{
return;
}
var guiArgs = new GUIMouseButtonEventArgs(args.Button, args.State, control, args.Position / UIScale,
args.Position, args.Position / UIScale - control.GlobalPosition,
args.Position - control.GlobalPixelPosition.ToVector2());
_doMouseGuiInput(control, guiArgs, (c, ev) => c.MouseButtonUp(ev));
_controlFocused = null;
// Always mark this as handled.
// The only case it should not be is if we do not have a control to click on,
// in which case we never reach this.
args.Handle();
}
protected internal virtual void MouseButtonUp(GUIMouseButtonEventArgs args)
{
}
protected internal virtual void MouseButtonDown(GUIMouseButtonEventArgs args)
{
OnMouseButtonDown?.Invoke(args);
}