private void Dlg_Drop(object sender, DragEventArgs eDropEvent)
{
// init base code
//base.OnDrop(eDropEvent); // do not use this code does all needed
//string[] dataFormats = eDropEvent.Data.GetFormats(true);
// If the DataObject contains string data, extract it.
if (eDropEvent.Data.GetDataPresent(DataFormats.FileDrop))
{
string[] FileList = (string[])eDropEvent.Data.GetData(DataFormats.FileDrop, false);
CreateShortCuts(FileList);
PlaceShortcutsintoView();
eDropEvent.Handled = true;
}
else if (eDropEvent.Data.GetDataPresent(SC_DROP_FORMAT))
{
ShortcutDropData sdd = (ShortcutDropData)eDropEvent.Data.GetData(SC_DROP_FORMAT);
Shortcut s = sdd._parent.Children[sdd._idx] as Shortcut;
string[] FileList = new string[] { s.lnkData.ShortcutAddress };
// a drop onto the icon also sets off a drop onto a dialog - do not reproduce the icon
var items = Shortcuts.Where(x => x.lnkData.ShortcutAddress == FileList[0]);
if (items.Count() == 0)
{
CreateShortCuts(FileList);
PlaceShortcutsintoView();
// remove the shortcut from the parent panel before pacing it here
((KO_Dialog)sdd._parent.Parent).DeleteShortcut(s);
//MainPanel.Children.Add(s);
}
eDropEvent.Handled = true;
}
else
{
eDropEvent.Handled = false;
}
}
private void SC_mouseMove(object sender, MouseEventArgs e)
{
// Get the current mouse position
System.Windows.Point mousePos = e.GetPosition(null);
Vector diff = startPoint - mousePos;
if (e.LeftButton == MouseButtonState.Pressed &&
(Math.Abs(diff.X) > SystemParameters.MinimumHorizontalDragDistance ||
Math.Abs(diff.Y) > SystemParameters.MinimumVerticalDragDistance))
{
// Get the dragged item
Shortcut sc = sender as Shortcut;
if (MainPanel.Children.Contains(sc))
{
// Can just pass its index or the whole object
//int sourceidx = MainPanel.Children.IndexOf(sc);
ShortcutDropData sdd = new ShortcutDropData(MainPanel.Children.IndexOf(sc), sc.Parent as UniformGrid);
//DataObject dragData = new DataObject(SC_DROP_FORMAT, sc);
DataObject dragData = new DataObject(SC_DROP_FORMAT, sdd); // sourceidx);
DragDrop.DoDragDrop(sc, dragData, DragDropEffects.Move); // DragDropEffects.Copy);
}
}
}
/// <summary>
/// Drop an icon onto another switching the positions with each other
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SC_drop(object sender, DragEventArgs e)
{
try
{
//string[] dataFormats = e.Data.GetFormats(true);
// If the DataObject contains the correct format, extract the info and move the icons
if (e.Data.GetDataPresent(SC_DROP_FORMAT))
{
ShortcutDropData sdd = (ShortcutDropData)e.Data.GetData(SC_DROP_FORMAT);
Shortcut TargetIcon = (Shortcut)e.OriginalSource;
if (sdd._parent == TargetIcon.Parent)
{
Shortcut SourceIcon = (Shortcut)MainPanel.Children[sdd._idx];
//Shortcut trg = (Shortcut)this.InputHitTest(e.GetPosition(this));
if (TargetIcon != SourceIcon)
{
// remove the shortcut from the list, the panel and destroy itself
if (SourceIcon != null && MainPanel.Children.Contains(SourceIcon))
{
// must be removed first before inserting it with new index
int Source_idx = MainPanel.Children.IndexOf(SourceIcon);
int Target_idx = MainPanel.Children.IndexOf(TargetIcon);
DeleteShortcut(TargetIcon);
MainPanel.Children.Insert(Source_idx, TargetIcon);
Shortcuts.Add(TargetIcon);
DeleteShortcut(SourceIcon);
MainPanel.Children.Insert(Target_idx, SourceIcon);
Shortcuts.Add(SourceIcon);
// delete the icon with the lowest index
//if (Source_idx > Target_idx)
//{
// //DeleteShortcut(TargetIcon);
// MainPanel.Children.Insert
//}
//else
//{
// DeleteShortcut(SourceIcon);
//}
//if (MainPanel.Children.Count < Target_idx)
// MainPanel.Children.Add(SourceIcon);
//else
// MainPanel.Children.Insert(Target_idx, SourceIcon);
//if (MainPanel.Children.Count < Source_idx)
// MainPanel.Children.Add(TargetIcon);
//else
// MainPanel.Children.Insert(Source_idx, TargetIcon);
}
}
}
}
}
catch (Exception ex)
{
lnkio.WriteProgramLog(ex.Message);
//throw new Exception(ex.Message);
}
//finally{}//throw new NotImplementedException();
}
