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Want to avoid private framework ? You can do this using private API from public framework (I'm using it since 10.3 at least):
#include <CoreGraphics/CoreGraphics.h> extern Boolean CGDisplayUsesForceToGray(void); extern void CGDisplayForceToGray(Boolean gray); int main() { CGDisplayForceToGray(!CGDisplayUsesForceToGray()); }
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Jean-Daniel commentedApr 10, 2019
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Want to avoid private framework ? You can do this using private API from public framework (I'm using it since 10.3 at least):