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output: add -O flag to output overlapped keys

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the use-case for this is simple 'swipe'-typing:
another program can take the output, guess the word which is being typed, and type the rest of the word
This commit is contained in:
Zach DeCook
2021-12-02 11:03:41 -05:00
committed by John Sullivan
parent c541c7dbd6
commit 2de12a90e4
4 changed files with 62 additions and 12 deletions
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33
keyboard.c
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@@ -189,6 +189,31 @@ kbd_unpress_key(struct kbd *kb, uint32_t time) {
}
}
void kbd_release_key(struct kbd *kb, uint32_t time) {
kbd_unpress_key(kb, time);
if (kb->print_intersect && kb->last_swipe) {
printf("\n");
// Important so autocompleted words get typed in time
fflush(stdout);
kb->last_swipe = NULL;
}
}
void kbd_motion_key(struct kbd *kb, uint32_t time, uint32_t x, uint32_t y) {
// Output intersecting keys
// (for external 'swiping'-based accelerators).
if (kb->print_intersect) {
struct key *intersect_key;
intersect_key = kbd_get_key(kb, x, y);
if (intersect_key &&
(! kb->last_swipe || intersect_key->label != kb->last_swipe->label)) {
kbd_print_key_stdout(kb, intersect_key);
kb->last_swipe = intersect_key;
}
}
kbd_unpress_key(kb, time);
}
void
kbd_press_key(struct kbd *kb, struct key *k, uint32_t time) {
if ((kb->compose == 1) && (k->type != Compose) && (k->type != Mod) &&
@@ -212,11 +237,11 @@ kbd_press_key(struct kbd *kb, struct key *k, uint32_t time) {
} else {
zwp_virtual_keyboard_v1_modifiers(kb->vkbd, kb->mods, 0, 0, 0);
}
kb->last_press = k;
kb->last_swipe = kb->last_press = k;
kbd_draw_key(kb, k, true);
zwp_virtual_keyboard_v1_key(kb->vkbd, time, kb->last_press->code,
WL_KEYBOARD_KEY_STATE_PRESSED);
if (kb->print)
if (kb->print || kb->print_intersect)
kbd_print_key_stdout(kb, k);
if (kb->compose) {
if (kb->debug)
@@ -271,7 +296,7 @@ kbd_press_key(struct kbd *kb, struct key *k, uint32_t time) {
break;
case Copy:
// copy code as unicode chr by setting a temporary keymap
kb->last_press = k;
kb->last_swipe = kb->last_press = k;
kbd_draw_key(kb, k, true);
if (kb->debug)
fprintf(stderr, "pressing copy key\n");
@@ -279,7 +304,7 @@ kbd_press_key(struct kbd *kb, struct key *k, uint32_t time) {
zwp_virtual_keyboard_v1_modifiers(kb->vkbd, kb->mods, 0, 0, 0);
zwp_virtual_keyboard_v1_key(kb->vkbd, time, 127, // COMP key
WL_KEYBOARD_KEY_STATE_PRESSED);
if (kb->print)
if (kb->print || kb->print_intersect)
kbd_print_key_stdout(kb, k);
break;
default: