sway-patched-tray-menu/sway/commands/input/pointer_accel.c
2018-11-18 13:49:30 -05:00

31 lines
936 B
C

#include <math.h>
#include <stdlib.h>
#include <string.h>
#include "sway/config.h"
#include "sway/commands.h"
#include "sway/input/input-manager.h"
#include "util.h"
struct cmd_results *input_cmd_pointer_accel(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "pointer_accel", EXPECTED_AT_LEAST, 1))) {
return error;
}
struct input_config *ic = config->handler_context.input_config;
if (!ic) {
return cmd_results_new(CMD_FAILURE,
"pointer_accel", "No input device defined.");
}
float pointer_accel = parse_float(argv[0]);
if (isnan(pointer_accel)) {
return cmd_results_new(CMD_INVALID, "pointer_accel",
"Invalid pointer accel; expected float.");
} if (pointer_accel < -1 || pointer_accel > 1) {
return cmd_results_new(CMD_INVALID, "pointer_accel",
"Input out of range [-1, 1]");
}
ic->pointer_accel = pointer_accel;
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}