async private void treeView_AfterSelect(object sender, TreeViewEventArgs e)
{
if (!(e.Node is ExplorerObjectNode))
{
return;
}
try
{
if (_app != null)
{
_app.SetCursor(Cursors.WaitCursor);
}
if (NodeSelected != null)
{
await NodeSelected(e.Node);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
if (_app != null)
{
_app.SetCursor(Cursors.Default);
}
}
}
private void OnEvent()
{
if (_exapp != null)
{
_exapp.SetCursor(Cursors.WaitCursor);
}
try
{
if (_doc != null && _doc.FocusMap != null && _doc.FocusMap.Display != null)
{
IDataObject iData = Clipboard.GetDataObject();
if (iData == null)
{
return;
}
foreach (string format in iData.GetFormats())
{
if (!format.Contains("gView.Plugins.MapTools.ExtensionSerializer") &&
!format.Contains("gView.Framework.system.ExplorerObjectSerialization") &&
!format.Contains("gView.Framework.UI.IExplorerObjectSerialization"))
{
continue;
}
object ob = iData.GetData(format);
if (ob is IEnumerable <ExtensionSerializer> )
{
foreach (ExtensionSerializer ser in (IEnumerable <ExtensionSerializer>)ob)
{
object extension = ser.Object;
if (extension is IGraphicElement2)
{
IGraphicElement2 element = extension as IGraphicElement2;
if (element.Geometry != null)
{
Point point = new Point(
(_doc.FocusMap.Display.Envelope.minx + _doc.FocusMap.Display.Envelope.maxx) / 2.0 - (element.Geometry.Envelope.Width) / 2.0,
(_doc.FocusMap.Display.Envelope.miny + _doc.FocusMap.Display.Envelope.maxy) / 2.0 - (element.Geometry.Envelope.Height) / 2.0);
element.Translation(point.X, point.Y);
}
_doc.FocusMap.Display.GraphicsContainer.Elements.Add(element);
_doc.FocusMap.Display.GraphicsContainer.SelectedElements.Add(element);
}
}
}
}
if (_doc.Application is IMapApplication)
{
((IMapApplication)_doc.Application).RefreshActiveMap(DrawPhase.Graphics);
}
}
if (_context != null && _context.Count == 1)
{
IExplorerObjectContentDragDropEvents ddEvents = _context[0] as IExplorerObjectContentDragDropEvents;
_context = null;
if (ddEvents == null)
{
return;
}
IDataObject iData = Clipboard.GetDataObject();
if (iData == null)
{
return;
}
if (_exapp != null && _exapp.InvokeRequired)
{
}
else
{
foreach (string format in iData.GetFormats())
{
object ob = iData.GetData(format);
if (ob is List <IExplorerObjectSerialization> )
{
DragEventArgs e = new DragEventArgs(iData, 0, 0, 0, DragDropEffects.Copy, DragDropEffects.Copy);
ddEvents.Content_DragDrop(e);
}
}
if (_exapp != null)
{
_exapp.RefreshContents();
}
}
}
else if (_exapp != null && _exapp.SelectedObjects != null && _exapp.SelectedObjects.Count == 1)
{
IExplorerObjectContentDragDropEvents ddEvents = null;
// Try some times -> await all async treenode events after copy to: I hate async windows programming!!!
for (int i = 0; i < 5; i++)
{
ddEvents = _exapp.SelectedObjects[0] as IExplorerObjectContentDragDropEvents;
if (ddEvents == null)
{
Thread.Sleep(1000);
}
else
{
break;
}
}
if (ddEvents == null)
{
return;
}
if (_exapp.InvokeRequired)
{
_exapp.Invoke((MethodInvoker) delegate
{
IDataObject iData = Clipboard.GetDataObject();
if (iData == null)
{
return;
}
foreach (string format in iData.GetFormats())
{
object ob = iData.GetData(format);
if (ob is IEnumerable <IExplorerObjectSerialization> )
{
DragEventArgs e = new DragEventArgs(iData, 0, 0, 0, DragDropEffects.Copy, DragDropEffects.Copy);
ddEvents.Content_DragDrop(e);
}
}
_exapp.RefreshContents();
});
}
else
{
IDataObject iData = Clipboard.GetDataObject();
if (iData == null)
{
return;
}
foreach (string format in iData.GetFormats())
{
object ob = iData.GetData(format);
if (ob is IEnumerable <IExplorerObjectSerialization> )
{
DragEventArgs e = new DragEventArgs(iData, 0, 0, 0, DragDropEffects.Copy, DragDropEffects.Copy);
ddEvents.Content_DragDrop(e);
}
}
_exapp.RefreshContents();
}
}
}
finally
{
if (_exapp != null)
{
_exapp.SetCursor(Cursors.Default);
}
}
}
