private void DockIconContainer_DragEnter(object sender, DragEventArgs e)
{
dragInProgress = true;
if (!e.Data.GetDataPresent(DataFormats.FileDrop))
{
return;
}
// Note that you can have more than one file.
if (dragIndex == -1)
{
var files = (string[])e.Data.GetData(DataFormats.FileDrop);
dragItem = new DockIcon(new IconModel
{
Path = files[0],
Name = Path.GetFileNameWithoutExtension(files[0])
});
dragIndex = container.GetDropIndex(e.GetPosition(container).X - VMLocator.Main.OuterIconWidth / 2);
container.Children.Insert(dragIndex, dragItem);
}
}
private void DockIconContainer_MouseMove(object sender, MouseEventArgs e)
{
if (draggedIcon == null)
{
return;
}
Point pos = e.GetPosition(canvas);
Point cpos = e.GetPosition(container);
int iconsize = SettingsManager.Settings.OuterIconSize;
if (!IsDragging && GetDistance(e.GetPosition(null), startPos) > minDistance)
{
IsDragging = true;
DetachDraggedIcon();
offset.X = cpos.X % iconsize - iconsize / 2;
offset.Y = cpos.Y - container.ActualHeight / 2;
}
if (IsDragging)
{
MoveDraggedIcon(pos);
if (container.IsPositionWithinBounds(cpos))
{
int dropIndex = container.GetDropIndex(cpos.X);
int count = container.CountIconsBefore(dropIndex);
if (lastCount != count)
{
if (placeholder != null)
{
RemovePlaceholder();
}
AddPlaceholder(dropIndex);
lastCount = count;
}
}
else if (placeholder != null)
{
RemovePlaceholder();
lastCount = -1;
}
}
}