Retrieve the current value of the specified pixmap property of type char.
int screen_get_pixmap_property_cv(screen_pixmap_t pix, int pname, int len, char *param)
The handle of the pixmap whose property is being queried.
The name of the property whose value is being queried. The properties available for querying are of type Screen property types.
The maximum number of bytes that can be written to param.
A pointer to a buffer containing the new value(s). This buffer must be an array of type char with a maximum length of len.
Function Type: Flushing Execution
This function retrieves the value of pixmap property from a user-provided buffer. The values of the following properties can be queried using this function:
0 if a query was successful and the value(s) of the property are stored in param, or -1 if an error occurred (errno is set).
Last modified: 2013-09-30