[VB. NET, C #]-custom controls (including source code)-Add a background image to the datagridview

Source: http://www.codeproject.com/KB/grid/Datagridview_BackImage.aspx

VB. NET

  Imports  System. componentmodel
  Imports  System. Drawing

  Public     Class  Userdatagridview
  Inherits  Windows. Forms. datagridview
  Private M_image  As  Image

  Public     Sub     New  ()
  '  Me. m_image = drawing. image. fromfile ("C: \ bg.jpg ")  
    End sub  

  Protected    Overrides     Sub  Paintbackground (  Byval  Graphics  As  Graphics,  Byval  Clipbounds  As  Rectangle,  Byval  Gridbounds  As  Rectangle)
  Mybase . Paintbackground (graphics, clipbounds, gridbounds)
Graphics. drawimage (  Me  . M_image, gridbounds)
  End sub  

  '  Add image attributes  
    Public     Property  Backimage ()  As  Drawing. Image
 Get  
  Return     Me  . M_image
  End     Get  
  Set  (  Byval  Value  As  Drawing. Image)
  Me . M_image  =  Value
  Mybase  . Refresh ()
  End     Set  
  End Property  
  End Class 

 

 

C #

  Using System;
  Using  System. Collections. Generic;
  Using  System. componentmodel;
  Using  System. Data;
  Using  System. drawing;
  Using  System. LINQ;
  Using  System. text;
  Using  System. Windows. forms;

 Namespace  Userdatagridview
{
  Public     Partial     Class  Userdatagridview: datagridview
{
  Private  Image m_image;

  Public  Userdatagridview ()
{
Initializecomponent ();
  //  This. m_image = image. fromfile ("C: \ bg.jpg "); 
  }

  ///     <Summary>  Override paintbackground  </Summary>  
    Protected     Override     Void  Paintbackground (Graphics graphics, rectangle clipbounds, rectangle gridbounds)
{
 Base  . Paintbackground (graphics, clipbounds, gridbounds );
Graphics. drawimage (  This  . M_image, gridbounds );
}

  ///     <Summary>  Set background image  </Summary>  
    Public  Image backimage
{
  Get 
{
  Return     This  . M_image;
}
  Set  
{
  This  . M_image  =  Value;
  Base  . Refresh ();  //  Reload  
 }
}
}
}