Import.InvalidateRect (IntPtr, IntPtr, Boolean) Method
        
		
       
       
		
	
	
	
		
		
			
	
			
				
				
				
					[DllImport("user32.dll",
            CharSet = CharSet.Auto)] 
public static extern bool InvalidateRect( 
   IntPtr hWnd, 
   IntPtr rectangle, 
   bool bErase 
)			
				 
				
					This language is not supported or no code example is available.
			
				 
			 
		 
		
		
	 
	Parameters
	- 
		
			hWnd
		
	
- 
		IntPtr 
	
	 
	- 
		
			rectangle
		
	
- 
		IntPtr 
	
	 
	- 
		
			bErase
		
	
- 
		bool 
	
	 
	
		Return Value
	bool 
	
	 
 
	
		
				
			
	
			
				
				
				
					
[DllImport("user32.dll",
     CharSet = CharSet.Auto)]
 public static extern bool InvalidateRect(IntPtr hWnd,
     IntPtr rectangle,
     bool bErase);
								
				 
				
					This language is not supported or no code example is available.
			
				 
			 
		 
	 					
 
  
  
	
	
	
	
	
	
		
  
.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+