protected internal virtual void OnMouseWheel(Point _hitPoint, int _iDelta)
{
if (Parent != null)
{
Parent.OnMouseWheel(_hitPoint, _iDelta);
}
}
//----------------------------------------------------------------------
public void HandleInput()
{
//------------------------------------------------------------------
// Make sure we don't hold references to orphaned widgets
if (FocusedWidget != null && FocusedWidget.IsOrphan)
{
FocusedWidget = null;
mbHasActivatedFocusedWidget = false;
}
if (HoveredWidget != null && HoveredWidget.IsOrphan)
{
Game.SetCursor(MouseCursor.Default);
HoveredWidget = null;
}
if (mClickedWidget != null && mClickedWidget.IsOrphan)
{
mClickedWidget = null;
}
//------------------------------------------------------------------
Point mouseHitPoint = new Point(
(int)(Game.InputMgr.MouseState.X / Resolution.ScaleFactor),
(int)((Game.InputMgr.MouseState.Y - Game.GraphicsDevice.Viewport.Y) / Resolution.ScaleFactor)
);
if (!IsActive)
{
if (HoveredWidget != null)
{
HoveredWidget.OnMouseOut(mouseHitPoint);
HoveredWidget = null;
}
if (mClickedWidget != null)
{
mClickedWidget.OnMouseUp(mouseHitPoint, miClickedWidgetMouseButton);
mClickedWidget = null;
}
return;
}
//------------------------------------------------------------------
// Mouse buttons
bool bHasMouseEvent = false;
if (miIgnoreClickFrames == 0)
{
for (int iButton = 0; iButton < 3; iButton++)
{
if (Game.InputMgr.WasMouseButtonJustPressed(iButton))
{
bHasMouseEvent = true;
if (mClickedWidget == null)
{
miClickedWidgetMouseButton = iButton;
Widget hitWidget = null;
if (FocusedWidget != null)
{
hitWidget = FocusedWidget.HitTest(mouseHitPoint);
}
if (hitWidget == null)
{
hitWidget = Root.HitTest(mouseHitPoint);
}
while (hitWidget != null && !hitWidget.OnMouseDown(mouseHitPoint, iButton))
{
hitWidget = hitWidget.Parent;
}
mClickedWidget = hitWidget;
}
}
}
if (Game.InputMgr.WasMouseJustDoubleClicked())
{
bHasMouseEvent = true;
Widget widget = FocusedWidget == null ? null : FocusedWidget.HitTest(mouseHitPoint);
if (widget != null)
{
bool bPressed;
switch (Game.InputMgr.PrimaryMouseButton)
{
case 0:
bPressed = Game.InputMgr.MouseState.LeftButton == ButtonState.Pressed;
break;
case 2:
bPressed = Game.InputMgr.MouseState.RightButton == ButtonState.Pressed;
break;
default:
throw new NotSupportedException();
}
if (bPressed)
{
mClickedWidget = widget;
miClickedWidgetMouseButton = Game.InputMgr.PrimaryMouseButton;
}
if (widget.OnMouseDoubleClick(mouseHitPoint))
{
miIgnoreClickFrames = 3;
}
}
}
}
else
{
miIgnoreClickFrames--;
}
for (int iButton = 0; iButton < 3; iButton++)
{
if (Game.InputMgr.WasMouseButtonJustReleased(iButton))
{
bHasMouseEvent = true;
if (mClickedWidget != null && iButton == miClickedWidgetMouseButton)
{
mClickedWidget.OnMouseUp(mouseHitPoint, iButton);
mClickedWidget = null;
}
}
}
if (!bHasMouseEvent)
{
Widget hoveredWidget = (FocusedWidget == null ? null : FocusedWidget.HitTest(mouseHitPoint)) ?? Root.HitTest(mouseHitPoint);
if (mouseHitPoint != mPreviousMouseHitPoint)
{
if (mClickedWidget == null)
{
if (hoveredWidget != null && hoveredWidget == HoveredWidget)
{
HoveredWidget.OnMouseMove(mouseHitPoint);
}
else
{
if (HoveredWidget != null)
{
HoveredWidget.OnMouseOut(mouseHitPoint);
}
HoveredWidget = hoveredWidget;
if (HoveredWidget != null)
{
HoveredWidget.OnMouseEnter(mouseHitPoint);
}
}
}
else
{
mClickedWidget.OnMouseMove(mouseHitPoint);
}
}
}
// Mouse wheel
int iWheelDelta = Game.InputMgr.GetMouseWheelDelta();
if (iWheelDelta != 0)
{
Widget hoveredWidget = (FocusedWidget == null ? null : FocusedWidget.HitTest(mouseHitPoint)) ?? Root.HitTest(mouseHitPoint);
if (hoveredWidget != null)
{
hoveredWidget.OnMouseWheel(mouseHitPoint, iWheelDelta);
}
}
mPreviousMouseHitPoint = mouseHitPoint;
//------------------------------------------------------------------
// Keyboard
if (FocusedWidget != null)
{
foreach (char character in Game.InputMgr.EnteredText)
{
FocusedWidget.OnTextEntered(character);
}
if (Game.InputMgr.JustPressedOSKeys.Contains(OSKey.Enter) || Game.InputMgr.JustPressedOSKeys.Contains(OSKey.Return) || Game.InputMgr.JustPressedOSKeys.Contains(OSKey.Space))
{
if (FocusedWidget.OnActivateDown())
{
mbHasActivatedFocusedWidget = true;
}
}
else
if (Game.InputMgr.JustReleasedOSKeys.Contains(OSKey.Enter) || Game.InputMgr.JustReleasedOSKeys.Contains(OSKey.Return) || Game.InputMgr.JustReleasedOSKeys.Contains(OSKey.Space))
{
if (mbHasActivatedFocusedWidget)
{
FocusedWidget.OnActivateUp();
mbHasActivatedFocusedWidget = false;
}
}
if (Game.InputMgr.WasKeyJustPressed(Keys.Left))
{
FocusedWidget.OnPadMove(UI.Direction.Left);
}
if (Game.InputMgr.WasKeyJustPressed(Keys.Right))
{
FocusedWidget.OnPadMove(UI.Direction.Right);
}
if (Game.InputMgr.WasKeyJustPressed(Keys.Up))
{
FocusedWidget.OnPadMove(UI.Direction.Up);
}
if (Game.InputMgr.WasKeyJustPressed(Keys.Down))
{
FocusedWidget.OnPadMove(UI.Direction.Down);
}
foreach (Keys key in Game.InputMgr.JustPressedKeys)
{
FocusedWidget.OnKeyPress(key);
}
foreach (var key in Game.InputMgr.JustPressedOSKeys)
{
FocusedWidget.OnOSKeyPress(key);
}
}
}
