idTech4.UI.idWindow.HandleFocusGained C# (CSharp) Method

		private void HandleFocusGained()
		{
			this.Flags |= WindowFlags.Focus;
		}

		public idWindow SetFocus(idWindow window, bool scripts = true)
		{
			if(this.Disposed == true)
			{
				throw new ObjectDisposedException(this.GetType().Name);
			}

			// only one child can have the focus
			idWindow lastFocus = null;

			if((window.Flags & WindowFlags.CanFocus) == WindowFlags.CanFocus)
			{
				lastFocus = this.UserInterface.Desktop.FocusedChild;

				if(lastFocus != null)
				{
					lastFocus.HandleFocusLost();
				}

				//  call on lose focus
				if((scripts == true) && (lastFocus != null))
				{
					// calling this broke all sorts of guis
					// lastFocus->RunScript(ON_MOUSEEXIT);
				}


				//  call on gain focus
				if((scripts == true) && (window != null))
				{
					// calling this broke all sorts of guis
					// w->RunScript(ON_MOUSEENTER);
				}

				window.HandleFocusGained();

				this.UserInterface.Desktop.FocusedChild = window;
			}

			return lastFocus;
		}