private bool widget_OnClickDown(WidgetEvent evt, MouseButtonEventArgs e)
{
if (pressed || disabled)
{
return(false);
}
pressed = true;
pressedButton = e.Button;
OnStateChanged?.Invoke(this, EventArgs.Empty);
return(true);
}
private void TooltipWidget_OnHovered(WidgetEvent evt, WidgetHoveredEventArgs e)
{
var tooltip = tooltips[evt.Listener];
if (e.Hovered)
{
displayTooltip(tooltip);
}
else
{
tooltip.Displayed = false;
}
}
private void widget_OnHovered(WidgetEvent evt, WidgetHoveredEventArgs e)
{
if (hovered == e.Hovered)
{
return;
}
hovered = e.Hovered;
if (!disabled)
{
OnStateChanged?.Invoke(this, EventArgs.Empty);
}
}
public bool NotifyHoveredWidgetChange(WidgetEvent evt, WidgetHoveredEventArgs e)
{
var related = evt.RelatedTarget;
while (related != null && related != this)
{
related = related.parent;
}
if (related != this)
{
Raise(OnHovered, evt, e);
}
Raise(OnHoveredWidgetChange, evt, e);
return(false);
}
private void widget_OnClickUp(WidgetEvent evt, MouseButtonEventArgs e)
{
if (!pressed || disabled)
{
return;
}
if (e.Button != pressedButton)
{
return;
}
pressed = false;
if (hovered)
{
OnClick?.Invoke(this, e);
}
OnStateChanged?.Invoke(this, EventArgs.Empty);
}
protected static void Raise <T>(WidgetEventHandler <T> handler, WidgetEvent evt, T e) => EventHelper.InvokeStrict(() => handler, d => ((WidgetEventHandler <T>)d)(evt, e));
public bool NotifyFocusChange(WidgetEvent evt, WidgetFocusEventArgs e)
{
Raise(OnFocusChange, evt, e);
return(false);
}
public bool NotifyKeyPress(WidgetEvent evt, KeyPressEventArgs e) => Raise(OnKeyPress, evt, e);
public bool NotifyKeyUp(WidgetEvent evt, KeyboardKeyEventArgs e) => Raise(OnKeyUp, evt, e);
public bool NotifyMouseWheel(WidgetEvent evt, MouseWheelEventArgs e) => Raise(OnMouseWheel, evt, e);
public bool NotifyDrag(WidgetEvent evt, MouseMoveEventArgs e)
{
Raise(OnDrag, evt, e);
return(false);
}
public bool NotifyClickUp(WidgetEvent evt, MouseButtonEventArgs e)
{
Raise(OnClickUp, evt, e);
return(false);
}
public bool NotifyClickDown(WidgetEvent evt, MouseButtonEventArgs e) => Raise(OnClickDown, evt, e);
