Comment to explain sway_shortcut_state lists

This commit is contained in:
frsfnrrg 2018-06-01 17:04:58 -04:00
parent 83d559dd03
commit c664d780cc

View file

@ -6,7 +6,20 @@
#define SWAY_KEYBOARD_PRESSED_KEYS_CAP 32
struct sway_shortcut_state {
/**
* A list of pressed key ids (either keysyms or keycodes),
* including duplicates when different keycodes produce the same key id.
*
* Each key id is associated with the keycode (in `pressed_keycodes`)
* whose press generated it, so that the key id can be removed on
* keycode release without recalculating the transient link between
* keycode and key id at the time of the key press.
*/
uint32_t pressed_keys[SWAY_KEYBOARD_PRESSED_KEYS_CAP];
/**
* The list of keycodes associated to currently pressed key ids,
* including duplicates when a keycode generates multiple key ids.
*/
uint32_t pressed_keycodes[SWAY_KEYBOARD_PRESSED_KEYS_CAP];
int last_key_index;
};