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Detect bar modifier pressed/released

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This commit is contained in:
Mikkel Oscar Lyderik 2016-01-05 00:49:11 +01:00
parent f9b92783c5
commit 7727c9efbc
4 changed files with 61 additions and 1 deletions
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24
sway/input_state.c
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@ -22,12 +22,36 @@ struct key_state {
static struct key_state key_state_array[KEY_STATE_MAX_LENGTH];
static uint32_t modifiers_state;
void input_init(void) {
int i;
for (i = 0; i < KEY_STATE_MAX_LENGTH; ++i) {
struct key_state none = { 0, 0, 0 };
key_state_array[i] = none;
}
modifiers_state = 0;
}
uint32_t modifier_state_changed(uint32_t new_state, uint32_t mod) {
if ((new_state & mod) != 0) { // pressed
if ((modifiers_state & mod) != 0) { // already pressed
return MOD_STATE_UNCHANGED;
} else { // pressed
return MOD_STATE_PRESSED;
}
} else { // not pressed
if ((modifiers_state & mod) != 0) { // released
return MOD_STATE_RELEASED;
} else { // already released
return MOD_STATE_UNCHANGED;
}
}
}
void modifiers_state_update(uint32_t new_state) {
modifiers_state = new_state;
}
static uint8_t find_key(uint32_t key_sym, uint32_t key_code, bool update) {