protected override void OnContextMenuOpening(ContextMenuEventArgs e)
{
if (ContextMenu == null)
{
var m = new CSharpSymbolContextMenu(_Bar._SemanticContext)
{
SyntaxNode = Node
};
m.AddNodeCommands();
var s = Symbol;
if (s != null)
{
m.Symbol = s;
m.Items.Add(new Separator());
m.AddAnalysisCommands();
m.AddSymbolCommands();
m.AddTitleItem(Node.GetDeclarationSignature());
}
m.PlacementTarget = this;
m.Placement = System.Windows.Controls.Primitives.PlacementMode.Bottom;
ContextMenu = m;
}
base.OnContextMenuOpening(e);
}
static void ApplyClickAndGo(ISymbol symbol, ITextBuffer textBuffer, TextBlock description, IAsyncQuickInfoSession quickInfoSession)
{
if (symbol.Kind == SymbolKind.Namespace)
{
description.ToolTip = R.T_Locations + symbol.DeclaringSyntaxReferences.Length;
description.MouseEnter += HookEvents;
return;
}
if (symbol.Kind == SymbolKind.Method)
{
if (((IMethodSymbol)symbol).MethodKind == MethodKind.LambdaMethod)
{
using (var sbr = Microsoft.VisualStudio.Utilities.ReusableStringBuilder.AcquireDefault(30)) {
var sb = sbr.Resource;
sb.Append('(');
foreach (var item in ((IMethodSymbol)symbol).Parameters)
{
if (item.Ordinal > 0)
{
sb.Append(", ");
}
sb.Append(item.Type.ToDisplayString(CodeAnalysisHelper.QuickInfoSymbolDisplayFormat))
.Append(item.Type.GetParameterString())
.Append(' ')
.Append(item.Name);
}
sb.Append(')');
description.Append(sb.ToString(), ThemeHelper.DocumentTextBrush);
}
}
}
description.UseDummyToolTip();
if (symbol.HasSource() == false && symbol.ContainingType?.HasSource() == true)
{
// if the symbol is implicitly declared but its containing type is in source,
// navigate to the containing type
symbol = symbol.ContainingType;
}
description.MouseEnter += HookEvents;
void HookEvents(object sender, MouseEventArgs e)
{
var s = sender as FrameworkElement;
s.MouseEnter -= HookEvents;
HighlightSymbol(sender, e);
s.Cursor = Cursors.Hand;
if (symbol.Kind != SymbolKind.Namespace)
{
s.ToolTipOpening += ShowToolTip;
s.UseDummyToolTip();
}
s.MouseEnter += HighlightSymbol;
s.MouseLeave += RemoveSymbolHighlight;
s.MouseLeftButtonUp += GoToSource;
s.ContextMenuOpening += ShowContextMenu;
s.ContextMenuClosing += ReleaseQuickInfo;
}
async void GoToSource(object sender, MouseButtonEventArgs e)
{
await quickInfoSession.DismissAsync();
symbol.GoToDefinition();
}
void ShowToolTip(object sender, ToolTipEventArgs e)
{
var t = sender as TextBlock;
t.ToolTip = ShowSymbolLocation(symbol, symbol.HasSource() ? System.IO.Path.GetFileName(symbol.Locations[0].SourceTree.FilePath) : symbol.GetAssemblyModuleName());
t.ToolTipOpening -= ShowToolTip;
}
void HighlightSymbol(object sender, EventArgs e)
{
((TextBlock)sender).Background = (symbol.HasSource() ? SystemColors.HighlightBrush : SystemColors.GrayTextBrush).Alpha(0.3);
}
void RemoveSymbolHighlight(object sender, MouseEventArgs e)
{
((TextBlock)sender).Background = Brushes.Transparent;
}
void ShowContextMenu(object sender, ContextMenuEventArgs e)
{
var s = sender as FrameworkElement;
if (s.ContextMenu == null)
{
var ctx = SemanticContext.GetOrCreateSingetonInstance(quickInfoSession.TextView as IWpfTextView);
SyncHelper.RunSync(() => ctx.UpdateAsync(textBuffer, default));
var m = new CSharpSymbolContextMenu(ctx)
{
Symbol = symbol,
SyntaxNode = symbol.GetSyntaxNode()
};
m.AddAnalysisCommands();
if (m.HasItems)
{
m.Items.Add(new Separator());
}
m.AddSymbolNodeCommands();
m.AddTitleItem(symbol.GetOriginalName());
m.ItemClicked += HideQuickInfo;
s.ContextMenu = m;
}
HoldQuickInfo(s, true);
s.ContextMenu.IsOpen = true;
}
void ReleaseQuickInfo(object sender, ContextMenuEventArgs e)
{
HoldQuickInfo(sender as DependencyObject, false);
}
void HideQuickInfo(object sender, RoutedEventArgs e)
{
DismissQuickInfo(description);
}
}