February 2006
Cocoa | March 2006 | January 2006

How to save a bitmap as a 8-bit gray scale PNG file with Cocoa ?

08/02/06 21:36
When creating a 8-bits gray scale off-screen image by manually drawing in it,
it always turn out to be a 24-bits one when saved to disk using:
- (NSData *)representationUsingType:(NSBitmapImageFileType)storageType properties:(NSDictionary *)properties.

Any clue ?
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Detecting frontmost application changes…

04/02/06 21:53
How to detect frontmost application changes ?
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