NoCmdClickTextEditorExtension.cs

NoCmdClickTextEditorExtension.cs

public class NoCmdClickTextEditorExtension : TextEditorExtension
{
    static PropertyInfo textEditorExtensionChainProperty;
    static PropertyInfo nextProperty;
    static PropertyInfo linksShownProperty;

    static NoCmdClickTextEditorExtension()
    {
        textEditorExtensionChainProperty = typeof(TextEditor).GetProperty("TextEditorExtensionChain", BindingFlags.NonPublic | BindingFlags.Instance);
        nextProperty = typeof(TextEditorExtension).GetProperty("Next", BindingFlags.NonPublic | BindingFlags.Instance);
        linksShownProperty = typeof(AbstractNavigationExtension).GetProperty("LinksShown", BindingFlags.NonPublic | BindingFlags.Static);

        Gtk.Key.SnooperInstall(KeySnooper);
    }

    static int KeySnooper(Gtk.Widget widget, Gdk.EventKey evnt)
    {
        if (evnt != null && evnt.Type == Gdk.EventType.KeyPress && evnt.Key == Gdk.Key.Meta_L || evnt.Key == Gdk.Key.Meta_R)
        {
            SetLinksShownToFalse();
        }

        return 0; // false, continue processing this event
    }

    protected override void Initialize()
    {
        this.Editor.MouseMoved += Editor_MouseMoved;
    }

    void Editor_MouseMoved(object sender, MouseMovedEventArgs e)
    {
        SetLinksShownToFalse();
    }

    public override void Dispose()
    {
        this.Editor.MouseMoved -= Editor_MouseMoved;
        base.Dispose();
    }

    static void SetLinksShownToFalse()
    {
        var editor = IdeApp.Workbench.ActiveDocument.Editor;

        if (editor != null)
        {
            var firstExtension = GetTextEditorExtensionChain(editor);

            TextEditorExtension nextExtension = firstExtension;
            do
            {
                var nextExtensionType = nextExtension.GetType();
                if (nextExtensionType.Name == "CSharpNavigationTextEditorExtension")
                {
                    linksShownProperty.SetValue(nextExtension, false);
                    break;
                }

            } while ((nextExtension = GetNextExtension(nextExtension)) != null);
        }
    }

    static TextEditorExtension GetTextEditorExtensionChain(TextEditor editor)
    {
        return (TextEditorExtension)textEditorExtensionChainProperty.GetValue(editor);
    }

    static TextEditorExtension GetNextExtension(TextEditorExtension thisExtension)
    {
        return (TextEditorExtension)nextProperty.GetValue(thisExtension);
    }
}