Retrieve the current value of the specified pixmap property of type char
Synopsis:
#include <screen/screen.h>
int screen_get_pixmap_property_cv(screen_pixmap_t pix,
int pname,
int len,
char *param)
Arguments:
- pix
- The handle of the pixmap whose property is being queried.
- pname
- The name of the property whose value is being queried. The properties available for querying are of type Screen property types.
- len
- The maximum number of bytes that can be written to param.
- param
- A pointer to a buffer containing the new value(s). This buffer must be an array of type char with a minimum length of len. If the user-provided buffer has insufficient space for storing the buffer property being retrieved, the data is truncated (not necessarily with a terminating null character).
Library:
libscreen
Description:
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:
Returns:
0 if successful, or -1 if an error occurred (errno is set; refer to errno.h for more details).