private void treeView_MouseMove(object sender, MouseEventArgs e)
{
try
{
if (e.LeftButton == MouseButtonState.Pressed)
{
Point currentPosition = e.GetPosition(ServerList);
if ((Math.Abs(currentPosition.X - _lastMouseDown.X) > 10.0) ||
(Math.Abs(currentPosition.Y - _lastMouseDown.Y) > 10.0))
{
draggedItem = (TreeViewItem)ServerList.SelectedItem;
if (draggedItem != null)
{
DragDropEffects finalDropEffect = DragDrop.DoDragDrop(ServerList, ServerList.SelectedValue, DragDropEffects.Move);
//Checking target is not null and item is
//dragging(moving)
if ((finalDropEffect == DragDropEffects.Move) && (_target != null))
{
// A Move drop was accepted
if (!draggedItem.Header.ToString().Equals(_target.Header.ToString()))
{
CopyItem(draggedItem, _target);
_target = null;
draggedItem = null;
}
}
}
}
}
}
catch (Exception)
{
}
}
private void Child_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
/*
* MouseButton? wpfButton = ConvertToWpf(e.Button);
* if (!wpfButton.HasValue)
* return;
*
* RaiseEvent(new System.Windows.Input.MouseButtonEventArgs(Mouse.PrimaryDevice, 0, wpfButton.Value)
* {
* RoutedEvent = Mouse.MouseMoveEvent,
* Source = this,
* });
*/
if (!_drag)
{
return;
}
if (_lastPt.X == 0 && _lastPt.Y == 0)
{
return;
}
if (Math.Abs(_lastPt.X - e.Location.X) < 5 && Math.Abs(_lastPt.Y - e.Location.Y) < 5)
{
return;
}
//if (DragWindow == null)
//{
// DragWindow = ((System.Windows.Forms.Control)sender).Capture = false;
//}
if (e.Button == MouseButtons.Left && DragWindow != null)
{
// it is necessary to release mouse capture, so thatExtendApplication.Current.DefaultWindow
// WPF window will be able to capture mouse input
((System.Windows.Forms.Control)sender).Capture = false;
// use helper to acquire window handle
//var helper = new System.Windows.Interop. WindowInteropHelper(
// DragWindow);
IntPtr hwnd = ((System.Windows.Interop.HwndSource)PresentationSource.FromVisual(DragWindow)).Handle;
// System.Windows.Interop.HwndSource hwndSource = System.Windows.PresentationSource.FromVisual(DragWindow) as System.Windows.Interop.HwndSource;
//if (hwndSource != null)
//{
System.Drawing.Rectangle fff = System.Windows.Forms.Screen.GetWorkingArea(new System.Drawing.Point(0, 0));
Utility.DragMove(this.Handle);
System.Windows.DragDropEffects allowedEffects = System.Windows.DragDropEffects.Move;
if (System.Windows.DragDrop.DoDragDrop(this, this, allowedEffects) != System.Windows.DragDropEffects.None)
{
}
//}
}
}
protected bool CanAcceptData(IDropInfo dropInfo, out System.Windows.DragDropEffects resultingEffect)
{
_projectBrowseControl._controller.ListView_DropCanAcceptData(
dropInfo.Data is System.Windows.IDataObject ? GuiHelper.ToAltaxo((System.Windows.IDataObject)dropInfo.Data) : dropInfo.Data,
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ControlKey),
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ShiftKey),
out var canCopy, out var canMove);
resultingEffect = GuiHelper.ConvertCopyMoveToDragDropEffect(canCopy, canMove);
return(canCopy | canMove);
}
protected bool CanAcceptData(IDropInfo dropInfo, out System.Windows.DragDropEffects resultingEffect, out Type adornerType)
{
_projectBrowseControl._controller.PlotItems_DropCanAcceptData(
dropInfo.Data is System.Windows.IDataObject ? GuiHelper.ToAltaxo((System.Windows.IDataObject)dropInfo.Data) : dropInfo.Data,
dropInfo.TargetItem as Altaxo.Collections.NGTreeNode,
GuiHelper.ToAltaxo(dropInfo.InsertPosition),
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ControlKey),
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ShiftKey),
out var canCopy, out var canMove, out var itemIsSwallowingData);
resultingEffect = GuiHelper.ConvertCopyMoveToDragDropEffect(canCopy, canMove);
adornerType = itemIsSwallowingData ? DropTargetAdorners.Highlight : DropTargetAdorners.Insert;
return(canCopy | canMove);
}
public static DragEffects ToEto(this sw.DragDropEffects effects)
{
var action = DragEffects.None;
if (effects.HasFlag(sw.DragDropEffects.Copy))
{
action |= DragEffects.Copy;
}
if (effects.HasFlag(sw.DragDropEffects.Move))
{
action |= DragEffects.Move;
}
if (effects.HasFlag(sw.DragDropEffects.Link))
{
action |= DragEffects.Link;
}
return(action);
}
/// <summary>
/// Preview for the drag & drop
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void productsDataGrid_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
rowIndex = GetCurrentRowIndex(e.GetPosition);
if (rowIndex < 0)
{
return;
}
MainView_DataGrid.SelectedIndex = rowIndex;
MyFile tempFile = MainView_DataGrid.Items[rowIndex] as MyFile;
if (tempFile == null)
{
return;
}
System.Windows.DragDropEffects dragdropeffects = System.Windows.DragDropEffects.Move;
if (DragDrop.DoDragDrop(MainView_DataGrid, tempFile, dragdropeffects)
!= System.Windows.DragDropEffects.None)
{
MainView_DataGrid.SelectedItem = tempFile;
}
}
/// <inheritdoc />
public void DragDropOperationFinished(DragDropEffects operationResult, IDragInfo dragInfo)
{
}