static void HandleCanExecute_Delete(object sender, CanExecuteRoutedEventArgs e)
{
SharpTreeView treeView = (SharpTreeView)sender;
var nodes = treeView.GetTopLevelSelection().ToArray();
e.CanExecute = nodes.Length > 0 && nodes[0].CanDelete(nodes);
e.Handled = true;
}
static void HandleExecuted_Delete(object sender, ExecutedRoutedEventArgs e)
{
SharpTreeView treeView = (SharpTreeView)sender;
foreach (SharpTreeNode node in treeView.GetTopLevelSelection().ToArray())
{
node.Delete();
}
}
public static TextViewContext Create(SharpTreeView treeView = null, DecompilerTextView textView = null)
{
var reference = textView != null ? textView.GetReferenceSegmentAtMousePosition() : null;
var selectedTreeNodes = treeView != null ? treeView.GetTopLevelSelection().ToArray() : null;
return new TextViewContext {
TreeView = treeView,
SelectedTreeNodes = selectedTreeNodes,
TextView = textView,
Reference = reference
};
}
static void HandleExecuted_Delete(object sender, ExecutedRoutedEventArgs e)
{
e.Handled = true;
SharpTreeView treeView = (SharpTreeView)sender;
var nodes = treeView.GetTopLevelSelection().ToArray();
if (nodes.Length > 0)
{
nodes[0].Delete(nodes);
}
}
public static TextViewContext Create(SharpTreeView treeView = null, DecompilerTextView textView = null, ListBox listBox = null)
{
ReferenceSegment reference;
if (textView != null)
reference = textView.GetReferenceSegmentAtMousePosition();
else if (listBox != null)
reference = new ReferenceSegment { Reference = ((SearchResult)listBox.SelectedItem).Member };
else
reference = null;
var position = textView != null ? textView.GetPositionFromMousePosition() : null;
var selectedTreeNodes = treeView != null ? treeView.GetTopLevelSelection().ToArray() : null;
return new TextViewContext {
TreeView = treeView,
SelectedTreeNodes = selectedTreeNodes,
TextView = textView,
Reference = reference,
Position = position
};
}
static void HandleExecuted_Delete(object sender, ExecutedRoutedEventArgs e)
{
SharpTreeView treeView = (SharpTreeView)sender;
treeView.updatesLocked = true;
int selectedIndex = -1;
try {
foreach (SharpTreeNode node in treeView.GetTopLevelSelection().ToArray())
{
if (selectedIndex == -1)
{
selectedIndex = treeView.flattener.IndexOf(node);
}
node.Delete();
}
} finally {
treeView.updatesLocked = false;
treeView.UpdateFocusedNode(null, Math.Max(0, selectedIndex - 1));
}
}
static void HandleCanExecute_Delete(object sender, CanExecuteRoutedEventArgs e)
{
SharpTreeView treeView = (SharpTreeView)sender;
e.CanExecute = treeView.GetTopLevelSelection().All(node => node.CanDelete());
}
