| Reference Manual - 1.4.13
IDirectFB | SetCooperativeLevel

#### Puts the interface into the specified cooperative level.

DFBResult SetCooperativeLevel (
| IDirectFB |  | * | thiz,
| DFBCooperativeLevel |  |  | level
);

Function fails with DFB_LOCKED if another instance already is in a cooperative level other than DFSCL_NORMAL.

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