struct PAINTSTRUCT {

  Public Structure PAINTSTRUCT

• When this member is NULL, an application must paint its own background whenever it is requested to paint in its client area. To determine whether the background must be painted, an application can either process the WM_ERASEBKGND message or test the fErase member of the PAINTSTRUCT structure filled by the BeginPaint function.
Contains information that can be used to paint the client area of a window.
3/16/2007 8:18:39 AM - -212.72.208.162
The BeginPaint API
8/24/2011 3:40:03 AM - -66.6.114.140

• When this member is NULL, an application must paint its own background whenever it is requested to paint in its client area. To determine whether the background must be painted, an application can either process the WM_ERASEBKGND message or test the fErase member of the PAINTSTRUCT structure filled by the BeginPaint function.
Contains information that can be used to paint the client area of a window.
3/16/2007 8:18:39 AM - -212.72.208.162
The BeginPaint API
8/24/2011 3:40:03 AM - -66.6.114.140

static extern IntPtr BeginPaint(IntPtr hwnd, out PAINTSTRUCT lpPaint);

Public Shared Function BeginPaint(ByVal hwnd As IntPtr, <Out()> ByRef lpPaint As PAINTSTRUCT) As IntPtr

PAINTSTRUCT

                PAINTSTRUCT ps;

static extern bool EndPaint(IntPtr hWnd, [In] ref PAINTSTRUCT lpPaint);

Public Shared Function EndPaint(ByVal hwnd As IntPtr, <[In]()> ByRef lpPaint As PAINTSTRUCT) As IntPtr

PAINTSTRUCT