DigitTool.DigitDockableWindow.WindowVisibleChange C# (CSharp) Method

		private void WindowVisibleChange(object sender, EventArgs e)
		{

			if (m_digitCommand == null)
				m_digitCommand = CurrentDigitTool.CurrentTool.currentDigit;

			if (m_digitCommand == null)
				return;

			if ((this.Visible) && !CurrentDigitTool.CurrentTool.currentDockableWindow.IsVisible())
			{
				if (!(m_digitCommand.FromDeactivate()))
				{
					m_digitCommand.DeactivatedFromDock(true);

					ESRI.ArcGIS.Framework.IApplication app = (ESRI.ArcGIS.Framework.IApplication)this.Hook;
					app.CurrentTool = null;
				}
			}
			m_digitCommand.EndFeedBack();
			m_digitCommand.FromDeactivate(false);
		}