How can I use ZoomRectangleNavigator just once? - NullReferenceException on ZoomRectangleNavigator.Disconnect

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xpda User Profile View All Posts by User View Thanks		#1 Posted : Tuesday, May 5, 2015 10:12:03 AM(UTC)
Rank: Newbie Groups: Guest Joined: 4/13/2015(UTC) Posts: 3 Thanks: 1 times		I would like to use ZoomRectangleNavigator, and after the MouseUp and zoom process is complete, terminate the ZoomRectangleNavigator mode. When I disconnect in the MouseUp event, the zoom process never occurs. When I use .Disconnect() in the Zoomed event, it causes a NullReferenceException after the handler is exited. Is there a good way to disconnect the ZoomRectangleNavigator after a MouseUp event?

Fedor User Profile View All Posts by User View Thanks		#2 Posted : Monday, May 11, 2015 2:04:24 AM(UTC)
Rank: Advanced Member Groups: Guest Joined: 7/28/2003(UTC) Posts: 1,660 Thanks: 5 times Was thanked: 76 time(s) in 74 post(s)		We have added the fix to Graphics Mill, so the following code will work with the version 7.5, which will be available in the next 2 weeks: Code: `private void bitmapViewer1_WorkspaceMouseUp(object sender, Aurigma.GraphicsMill.WinControls.MouseEventArgs e) { bitmapViewerMainView.Navigator = null; }`
		Best regards, Fedor Skvortsov

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