private void TreeViewItem_PreviewMouseDown(object sender, MouseButtonEventArgs e)
{
FrameworkElement sourceElement = (FrameworkElement)sender;
if (sender is TreeViewItem)
{
TreeViewItem treeviewitem = sender as TreeViewItem;
if (!(e.OriginalSource is TextBlock))
{
return;
}
if (((FrameworkElement)e.OriginalSource).GetParentByName <TreeViewItem>(null) != treeviewitem)
{
return;
}
}
else
{
//list里面，因为devicePoint在MouseDown会实现drop，所以MouseDoubleClick无法触发，只能这里触发了
if (e.ClickCount == 2)
{
e.Handled = true;
TreeViewItem_MouseDoubleClick(sender, e);
return;
}
}
Models.SolutionNode data = sourceElement.DataContext as Models.SolutionNode;
data.MouseDown(sender, e);
}
/// <summary>
/// 树形节点双击事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TreeViewItem_MouseDoubleClick(object sender, MouseButtonEventArgs e)
{
e.Handled = true;
FrameworkElement sourceElement = (FrameworkElement)sender;
if (sender is TreeViewItem)
{
TreeViewItem treeviewitem = sender as TreeViewItem;
if (((FrameworkElement)e.OriginalSource).GetParentByName <TreeViewItem>(null) != treeviewitem)
{
return;
}
sourceElement = treeviewitem;
}
Models.SolutionNode data = sourceElement.DataContext as Models.SolutionNode;
if (data.DoublicClickHandler != null)
{
data.DoublicClickHandler(sender, e);
}
}
private void TreeViewItem_PreviewMouseUp(object sender, MouseButtonEventArgs e)
{
FrameworkElement sourceElement = (FrameworkElement)sender;
if (sender is TreeViewItem)
{
TreeViewItem treeviewitem = sender as TreeViewItem;
if (!(e.OriginalSource is TextBlock))
{
return;
}
if (((FrameworkElement)e.OriginalSource).GetParentByName <TreeViewItem>(null) != treeviewitem)
{
return;
}
}
Models.SolutionNode data = sourceElement.DataContext as Models.SolutionNode;
data.MouseUp(sender, e);
}
