swayfx/sway/commands/seat/cursor.c
Ryan Dwyer 9ea71f292b Introduce cursor_rebase
This function "rebases" the cursor on top of whatever is underneath it,
without triggering any focus changes.
2018-10-19 22:47:54 +10:00

86 lines
2.5 KiB
C

#define _XOPEN_SOURCE 700
#ifdef __linux__
#include <linux/input-event-codes.h>
#elif __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#endif
#include <strings.h>
#include <wlr/types/wlr_cursor.h>
#include "sway/commands.h"
#include "sway/input/cursor.h"
static struct cmd_results *press_or_release(struct sway_cursor *cursor,
char *action, char *button_str);
static const char *expected_syntax = "Expected 'cursor <move> <x> <y>' or "
"'cursor <set> <x> <y>' or "
"'curor <press|release> <left|right|1|2|3...>'";
struct cmd_results *seat_cmd_cursor(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "cursor", EXPECTED_AT_LEAST, 2))) {
return error;
}
struct sway_seat *seat = config->handler_context.seat;
if (!seat) {
return cmd_results_new(CMD_FAILURE, "cursor", "No seat defined");
}
struct sway_cursor *cursor = seat->cursor;
if (strcasecmp(argv[0], "move") == 0) {
if (argc < 3) {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);
}
int delta_x = strtol(argv[1], NULL, 10);
int delta_y = strtol(argv[2], NULL, 10);
wlr_cursor_move(cursor->cursor, NULL, delta_x, delta_y);
cursor_rebase(cursor);
} else if (strcasecmp(argv[0], "set") == 0) {
if (argc < 3) {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);
}
// map absolute coords (0..1,0..1) to root container coords
float x = strtof(argv[1], NULL) / root->width;
float y = strtof(argv[2], NULL) / root->height;
wlr_cursor_warp_absolute(cursor->cursor, NULL, x, y);
cursor_rebase(cursor);
} else {
if (argc < 2) {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);
}
if ((error = press_or_release(cursor, argv[0], argv[1]))) {
return error;
}
}
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}
static struct cmd_results *press_or_release(struct sway_cursor *cursor,
char *action, char *button_str) {
enum wlr_button_state state;
uint32_t button;
if (strcasecmp(action, "press") == 0) {
state = WLR_BUTTON_PRESSED;
} else if (strcasecmp(action, "release") == 0) {
state = WLR_BUTTON_RELEASED;
} else {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);
}
if (strcasecmp(button_str, "left") == 0) {
button = BTN_LEFT;
} else if (strcasecmp(button_str, "right") == 0) {
button = BTN_RIGHT;
} else {
button = strtol(button_str, NULL, 10);
if (button == 0) {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);
}
}
dispatch_cursor_button(cursor, NULL, 0, button, state);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}