//必须先加载图片，然后执行

hWndControl.setGUICompRangeX( new int[]{ XTrackBar.Minimum,                                                         XTrackBar.Maximum},                                                      XTrackBar.Value );            hWndControl.setGUICompRangeY( new int[]{ YTrackBar.Minimum,                                                        YTrackBar.Maximum},                                                      YTrackBar.Maximum-YTrackBar.Value);

private void SmartWindow1Form_Load(object sender, System.EventArgs e)        {            hWndControl = new HWndCtrl(viewPort);            Init();        }                private void Init()        {            String fileName = @"E:\Halcon\patras";            HImage image;            try            {                image   = new HImage(fileName);            }            catch(HOperatorException)            {                MessageBox.Show("Problem occured while reading file!",                                 "SmartWindow1",                                MessageBoxButtons.OK,                                 MessageBoxIcon.Information);                return;            }                        hWndControl.addIconicVar(image);            hWndControl.repaint();                        hWndControl.setGUICompRangeX( new int[]{ XTrackBar.Minimum,                                                         XTrackBar.Maximum},                                                      XTrackBar.Value );            hWndControl.setGUICompRangeY( new int[]{ YTrackBar.Minimum,                                                        YTrackBar.Maximum},                                                      YTrackBar.Maximum-YTrackBar.Value);         }