iOS Question this example take screenshot ..Any note?

[naifnas]

hi all
this example take screenshot for app
please if you have any note tell me..
thanks

Sub Button1_Click
    Dim noMe As NativeObject=Me
    Log("getScrhotImage")
    ' remove it
    ImageView1.Bitmap= noMe.runMethod("getScrhotImage",Null)

End Sub
#If OBJC

-(UIImage *)getScrhotImage
{

        CGRect scrRect = [[UIScreen mainScreen] bounds];
        UIGraphicsBeginImageContext(scrRect .size);
        CGContextRef ctx = UIGraphicsGetCurrentContext();
        [[UIColor blackColor] set];
        CGContextFillRect(ctx, scrRect );

          UIWindow *veiw= [UIApplication sharedApplication].keyWindow;

  
        [veiw.layer renderInContext:ctx];
        UIImage *image= UIGraphicsGetImageFromCurrentImageContext();
        UIGraphicsEndImageContext();
          UIGraphicsEndImageContext();

        return image;
}
#end if

 

[Erel]

Where does it come from?

Why not use this code: https://www.b4x.com/android/forum/threads/geting-screenshot.52826/#content ?

 

[naifnas]

Where does it come from?

Why not use this code: https://www.b4x.com/android/forum/threads/geting-screenshot.52826/#content ?

oh sorry so please
If it exists, I hope you to delete this thread..