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VitNX3 Documentation

# VitNX_DockGroup.OnMouseDown Method

Namespace: VitNX.UI.ControlsV1.Docking
Assembly: VitNX3 (in VitNX3.dll)
Raises the MouseDown event.
VB
C#
F#
C++
JScript
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    protected override void OnMouseDown(
       MouseEventArgs e
    )

    This language is not supported or no code example is available.

#### Parameters

e
  MouseEventArgs

A MouseEventArgs that contains the event data.

Source code
VB
C#
F#
C++
JScript
Copy

    protected override void OnMouseDown(MouseEventArgs e)
     {
         base.OnMouseDown(e);
         if (_tabArea.DropdownRectangle.Contains(e.Location))
         {
             _tabArea.DropdownHot = true;
             return;
         }
         foreach (var tab in _tabs.Values)
         {
             var rect = RectangleToTabArea(tab.ClientRectangle);
             if (rect.Contains(e.Location))
             {
                 if (e.Button == MouseButtons.Middle)
                 {
                     tab.DockContent.Close();
                     return;
                 }
                 var closeRect = RectangleToTabArea(tab.CloseButtonRectangle);
                 if (closeRect.Contains(e.Location))
                 {
                     _tabArea.ClickedCloseButton = tab;
                     return;
                 }
                 else
                 {
                     DockPanel.ActiveContent = tab.DockContent;
                     EnsureVisible();
                     _dragTab = tab;
                     return;
                 }
             }
         }
         if (VisibleContent != null)
             DockPanel.ActiveContent = VisibleContent;
     }

    This language is not supported or no code example is available.

Applies to

#### .NET Framework

Supported in: 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8

#### .NET Core

Supported in: 5.0+, 6.0+
See Also
VitNX_DockGroup Class
VitNX.UI.ControlsV1.Docking Namespace