private void StartDragGrid(object sender, MouseButtonEventArgs e) {
Grid g = (Grid)sender;
DragScope = Application.Current.MainWindow.Content as FrameworkElement;
bool previousDrop = DragScope.AllowDrop;
DragScope.AllowDrop = true;
DragEventHandler draghandler = new DragEventHandler(Window1_DragOver);
DragScope.PreviewDragOver += draghandler;
DragEventHandler dragleavehandler = new DragEventHandler(DragScope_DragLeave);
DragScope.DragLeave += dragleavehandler;
QueryContinueDragEventHandler queryhandler = new QueryContinueDragEventHandler(DragScope_QueryContinueDrag);
DragScope.QueryContinueDrag += queryhandler;
_adorner = new DragAdorner(DragScope, (UIElement)g, true, 0.5);
_layer = AdornerLayer.GetAdornerLayer(DragScope as Visual);
_layer.Add(_adorner);
IsDragging = true;
_dragHasLeftScope = false;
//NEEEEEEEEEEEEEEEEEEEEEEEEEED TO CHANGE
TextBlock name = (TextBlock) g.Children[0];
TextBlock duration = (TextBlock) g.Children[1];
TextBlock path = (TextBlock)g.Children[2];
String content = g.Tag.ToString() + "#" + path.Text + "#" + duration.Text;
DataObject data = new DataObject(System.Windows.DataFormats.Text.ToString(), content);
DragDropEffects de = DragDrop.DoDragDrop(g, data, DragDropEffects.Move);
// Clean up our mess :)
DragScope.AllowDrop = previousDrop;
AdornerLayer.GetAdornerLayer(DragScope).Remove(_adorner);
_adorner = null;
DragScope.DragLeave -= dragleavehandler;
DragScope.QueryContinueDrag -= queryhandler;
DragScope.PreviewDragOver -= draghandler;
IsDragging = false;
}
private void StartDragSubItem(object sender, MouseEventArgs e)
{
TreeViewItem tvi2 = (TreeViewItem)sender;
DragScope = Application.Current.MainWindow.Content as FrameworkElement;
bool previousDrop = DragScope.AllowDrop;
DragScope.AllowDrop = true;
DragEventHandler draghandler = new DragEventHandler(Window1_DragOver);
DragScope.PreviewDragOver += draghandler;
DragEventHandler dragleavehandler = new DragEventHandler(DragScope_DragLeave);
DragScope.DragLeave += dragleavehandler;
QueryContinueDragEventHandler queryhandler = new QueryContinueDragEventHandler(DragScope_QueryContinueDrag);
DragScope.QueryContinueDrag += queryhandler;
_adorner = new DragAdorner(DragScope, (UIElement)this.tvi, true, 0.5);
_layer = AdornerLayer.GetAdornerLayer(DragScope as Visual);
_layer.Add(_adorner);
IsDragging = true;
_dragHasLeftScope = false;
DataObject data = new DataObject(System.Windows.DataFormats.Text.ToString(), tvi2.Tag);
DragDropEffects de = DragDrop.DoDragDrop(tvi2, data, DragDropEffects.Move);
// Clean up our mess :)
DragScope.AllowDrop = previousDrop;
AdornerLayer.GetAdornerLayer(DragScope).Remove(_adorner);
_adorner = null;
DragScope.DragLeave -= dragleavehandler;
DragScope.QueryContinueDrag -= queryhandler;
DragScope.PreviewDragOver -= draghandler;
IsDragging = false;
}
public void StartDragDataGrid(object sender, MouseEventArgs e)
{
DataGridRow dgr = (DataGridRow)sender;
// Let's define our DragScope .. In this case it is every thing inside our main window ..
DragScope = Application.Current.MainWindow.Content as FrameworkElement;
// We enable Drag & Drop in our scope ... We are not implementing Drop, so it is OK, but this allows us to get DragOver
bool previousDrop = DragScope.AllowDrop;
DragScope.AllowDrop = true;
// The DragOver event ...
DragEventHandler draghandler = new DragEventHandler(Window1_DragOver);
DragScope.PreviewDragOver += draghandler;
// Drag Leave is optional, but write up explains why I like it ..
DragEventHandler dragleavehandler = new DragEventHandler(DragScope_DragLeave);
DragScope.DragLeave += dragleavehandler;
// QueryContinue Drag goes with drag leave...
QueryContinueDragEventHandler queryhandler = new QueryContinueDragEventHandler(DragScope_QueryContinueDrag);
DragScope.QueryContinueDrag += queryhandler;
//Here we create our adorner..
_adorner = new DragAdorner(DragScope, (UIElement)this.dg, true, 0.5);
_layer = AdornerLayer.GetAdornerLayer(DragScope as Visual);
_layer.Add(_adorner);
IsDragging = true;
_dragHasLeftScope = false;
//Finally lets drag drop
string content = "dgr" + "#" + dgr.Tag.ToString();
DataObject data = new DataObject(System.Windows.DataFormats.Text.ToString(), content);
DragDropEffects de = DragDrop.DoDragDrop(dgr, data, DragDropEffects.Move);
// Clean up our mess :)
DragScope.AllowDrop = previousDrop;
AdornerLayer.GetAdornerLayer(DragScope).Remove(_adorner);
_adorner = null;
DragScope.DragLeave -= dragleavehandler;
DragScope.QueryContinueDrag -= queryhandler;
DragScope.PreviewDragOver -= draghandler;
IsDragging = false;
}
private void StartDragInProcAdorner(MouseEventArgs e)
{
// Let's define our DragScope .. In this case it is every thing inside our main window ..
DragScope = Program.ClientWindow.Content as FrameworkElement;
System.Diagnostics.Debug.Assert(DragScope != null);
// We enable Drag & Drop in our scope ... We are not implementing Drop, so it is OK, but this allows us to get DragOver
bool previousDrop = DragScope.AllowDrop;
DragScope.AllowDrop = true;
// Let's wire our usual events..
// GiveFeedback just tells it to use no standard cursors..
GiveFeedbackEventHandler feedbackhandler = new GiveFeedbackEventHandler(DragSource_GiveFeedback);
this.GiveFeedback += feedbackhandler;
// The DragOver event ...
DragEventHandler draghandler = new DragEventHandler(Window1_DragOver);
DragScope.PreviewDragOver += draghandler;
// Drag Leave is optional, but write up explains why I like it ..
DragEventHandler dragleavehandler = new DragEventHandler(DragScope_DragLeave);
DragScope.DragLeave += dragleavehandler;
// QueryContinue Drag goes with drag leave...
QueryContinueDragEventHandler queryhandler = new QueryContinueDragEventHandler(DragScope_QueryContinueDrag);
DragScope.QueryContinueDrag += queryhandler;
//Here we create our adorner..
_adorner = new DragAdorner(DragScope, (UIElement)this, true, 0.5);
_layer = AdornerLayer.GetAdornerLayer(DragScope as Visual);
_layer.Add(_adorner);
IsDragging = true;
_dragHasLeftScope = false;
//Finally lets drag drop
DataObject data = new DataObject(System.Windows.DataFormats.Text.ToString(), "abcd");
DragDropEffects de = DragDrop.DoDragDrop(this, data, DragDropEffects.Move);
// Clean up our mess :)
DragScope.AllowDrop = previousDrop;
AdornerLayer.GetAdornerLayer(DragScope).Remove(_adorner);
_adorner = null;
GiveFeedback -= feedbackhandler;
DragScope.DragLeave -= dragleavehandler;
DragScope.QueryContinueDrag -= queryhandler;
DragScope.PreviewDragOver -= draghandler;
IsDragging = false;
}
