L_BOOL LBitmapBase::IsMemoryLocked()
Determines whether the bitmap memory data is locked.
Value | Meaning |
---|---|
TRUE | The bitmap data memory is locked. |
FALSE | The bitmap data memory is not locked. |
Use this function to check whether the bitmap memory data is locked or not.
The bitmap memory must be locked before you can access the image data contained in the class objects bitmap.
Win32, x64.
L_INT LBitmapBase__IsMemoryLockedExample()
{
L_INT nRet;
LBitmapBase MyBitmap;
L_BOOL bLocked;
nRet =MyBitmap.Load(MAKE_IMAGE_PATH(TEXT("image1.cmp")));
if(nRet !=SUCCESS)
return nRet;
bLocked=MyBitmap.IsMemoryLocked();
return SUCCESS;
}
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