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Merge pull request #324 from acrisci/feature/keyboard-redesign 

wlr-seat: keyboard redesign
This commit is contained in:
Drew DeVault 2017-10-28 10:56:41 -04:00 committed by GitHub
parent b3d5f1146c 06d8893543
commit 4281aefbf8
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 142 additions and 128 deletions
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1
include/rootston/input.h
View File

@ -16,6 +16,7 @@ struct roots_keyboard {
struct roots_input *input;
struct wlr_input_device *device;
struct wl_listener key;
struct wl_listener modifiers;
struct wl_list link;
xkb_keysym_t pressed_keysyms[ROOTS_KEYBOARD_PRESSED_KEYSYMS_CAP];

49
include/wlr/types/wlr_seat.h
View File

@ -14,7 +14,6 @@
struct wlr_seat_handle {
struct wl_resource *wl_resource;
struct wlr_seat *wlr_seat;
struct wlr_seat_keyboard *seat_keyboard;
struct wl_resource *pointer;
struct wl_resource *keyboard;
@ -87,21 +86,16 @@ struct wlr_seat_pointer_state {
struct wl_listener resource_destroy;
};
struct wlr_seat_keyboard {
struct wlr_seat *seat;
struct wlr_keyboard *keyboard;
struct wl_listener key;
struct wl_listener modifiers;
struct wl_listener keymap;
struct wl_listener destroy;
struct wl_list link;
};
struct wlr_seat_keyboard_state {
struct wlr_seat *wlr_seat;
struct wlr_keyboard *keyboard;
struct wlr_seat_handle *focused_handle;
struct wlr_surface *focused_surface;
struct wl_listener keyboard_destroy;
struct wl_listener keyboard_keymap;
struct wl_listener surface_destroy;
struct wl_listener resource_destroy;
@ -113,7 +107,6 @@ struct wlr_seat {
struct wl_global *wl_global;
struct wl_display *display;
struct wl_list handles;
struct wl_list keyboards;
char *name;
uint32_t capabilities;
@ -266,18 +259,9 @@ void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time,
enum wlr_axis_orientation orientation, double value);
/**
* Attaches this keyboard to the seat. Key events from this keyboard will be
* propegated to the focused client.
* Set this keyboard as the active keyboard for the seat.
*/
void wlr_seat_attach_keyboard(struct wlr_seat *seat,
struct wlr_input_device *dev);
/**
* Detaches this keyboard from the seat. This is done automatically when the
* keyboard is destroyed; you only need to use this if you want to remove it for
* some other reason.
*/
void wlr_seat_detach_keyboard(struct wlr_seat *seat, struct wlr_keyboard *kb);
void wlr_seat_set_keyboard(struct wlr_seat *seat, struct wlr_input_device *dev);
/**
* Start a grab of the keyboard of this seat. The grabber is responsible for
@ -294,19 +278,34 @@ void wlr_seat_keyboard_end_grab(struct wlr_seat *wlr_seat);
/**
* Send the keyboard key to focused keyboard resources. Compositors should use
* `wlr_seat_attach_keyboard()` to automatically handle keyboard events.
* `wlr_seat_notify_key()` to respect keyboard grabs.
*/
void wlr_seat_keyboard_send_key(struct wlr_seat *seat, uint32_t time,
uint32_t key, uint32_t state);
/**
* Notify the seat that a key has been pressed on the keyboard. Defers to any
* keyboard grabs.
*/
void wlr_seat_keyboard_notify_key(struct wlr_seat *seat, uint32_t time,
uint32_t key, uint32_t state);
/**
* Send the modifier state to focused keyboard resources. Compositors should use
* `wlr_seat_attach_keyboard()` to automatically handle keyboard events.
* `wlr_seat_keyboard_notify_modifiers()` to respect any keyboard grabs.
*/
void wlr_seat_keyboard_send_modifiers(struct wlr_seat *seat,
uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked,
uint32_t group);
/**
* Notify the seat that the modifiers for the keyboard have changed. Defers to
* any keyboard grabs.
*/
void wlr_seat_keyboard_notify_modifiers(struct wlr_seat *seat,
uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked,
uint32_t group);
/**
* Notify the seat that the keyboard focus has changed and request it to be the
* focused surface for this keyboard. Defers to any current grab of the seat's

47
rootston/keyboard.c
View File

@ -55,7 +55,13 @@ static void keyboard_binding_execute(struct roots_keyboard *keyboard,
}
}
static void keyboard_keysym_press(struct roots_keyboard *keyboard,
/**
* Process a keypress from the keyboard.
*
* Returns true if the keysym was handled by a binding and false if the event
* should be propagated to clients.
*/
static bool keyboard_keysym_press(struct roots_keyboard *keyboard,
xkb_keysym_t keysym) {
ssize_t i = keyboard_pressed_keysym_index(keyboard, keysym);
if (i < 0) {
@ -76,7 +82,7 @@ static void keyboard_keysym_press(struct roots_keyboard *keyboard,
wlr_session_change_vt(session, vt);
}
}
return;
return true;
}
uint32_t modifiers = wlr_keyboard_get_modifiers(keyboard->device->keyboard);
@ -98,8 +104,11 @@ static void keyboard_keysym_press(struct roots_keyboard *keyboard,
if (ok) {
keyboard_binding_execute(keyboard, bc->command);
return true;
}
}
return false;
}
static void keyboard_keysym_release(struct roots_keyboard *keyboard,
@ -118,13 +127,36 @@ static void keyboard_key_notify(struct wl_listener *listener, void *data) {
const xkb_keysym_t *syms;
int syms_len = xkb_state_key_get_syms(keyboard->device->keyboard->xkb_state,
keycode, &syms);
bool handled = false;
for (int i = 0; i < syms_len; i++) {
if (event->state == WLR_KEY_PRESSED) {
keyboard_keysym_press(keyboard, syms[i]);
bool keysym_handled = keyboard_keysym_press(keyboard, syms[i]);
handled = handled || keysym_handled;
} else { // WLR_KEY_RELEASED
keyboard_keysym_release(keyboard, syms[i]);
}
}
if (!handled) {
wlr_seat_set_keyboard(keyboard->input->wl_seat, keyboard->device);
wlr_seat_keyboard_notify_key(keyboard->input->wl_seat,
(uint32_t)(event->time_usec / 1000), event->keycode, event->state);
}
}
static void keyboard_modifiers_notify(struct wl_listener *listener, void *data) {
struct roots_keyboard *r_keyboard =
wl_container_of(listener, r_keyboard, modifiers);
struct wlr_seat *seat = r_keyboard->input->wl_seat;
struct wlr_keyboard *keyboard = r_keyboard->device->keyboard;
wlr_seat_set_keyboard(seat, r_keyboard->device);
wlr_seat_keyboard_notify_modifiers(seat,
keyboard->modifiers.depressed,
keyboard->modifiers.latched,
keyboard->modifiers.locked,
keyboard->modifiers.group);
}
static void keyboard_config_merge(struct keyboard_config *config,
@ -157,8 +189,13 @@ void keyboard_add(struct wlr_input_device *device, struct roots_input *input) {
device->data = keyboard;
keyboard->device = device;
keyboard->input = input;
keyboard->key.notify = keyboard_key_notify;
wl_signal_add(&device->keyboard->events.key, &keyboard->key);
keyboard->modifiers.notify = keyboard_modifiers_notify;
wl_signal_add(&device->keyboard->events.modifiers, &keyboard->modifiers);
wl_list_insert(&input->keyboards, &keyboard->link);
struct keyboard_config config;
@ -190,14 +227,12 @@ void keyboard_add(struct wlr_input_device *device, struct roots_input *input) {
wlr_keyboard_set_keymap(device->keyboard, xkb_map_new_from_names(context,
&rules, XKB_KEYMAP_COMPILE_NO_FLAGS));
xkb_context_unref(context);
wlr_seat_attach_keyboard(input->wl_seat, device);
}
void keyboard_remove(struct wlr_input_device *device, struct roots_input *input) {
struct roots_keyboard *keyboard = device->data;
wlr_seat_detach_keyboard(input->wl_seat, device->keyboard);
wl_list_remove(&keyboard->key.link);
wl_list_remove(&keyboard->modifiers.link);
wl_list_remove(&keyboard->link);
free(keyboard);
}

173
types/wlr_seat.c
View File

@ -92,6 +92,23 @@ static void wl_keyboard_destroy(struct wl_resource *resource) {
}
}
static void seat_handle_send_keymap(struct wlr_seat_handle *handle,
struct wlr_keyboard *keyboard) {
if (!keyboard || !handle->keyboard) {
return;
}
// TODO: We should probably lift all of the keys set by the other
// keyboard
wl_keyboard_send_keymap(handle->keyboard,
WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, keyboard->keymap_fd,
keyboard->keymap_size);
if (wl_resource_get_version(handle->keyboard) >=
WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION) {
wl_keyboard_send_repeat_info(handle->keyboard, 25, 600);
}
}
static void wl_seat_get_keyboard(struct wl_client *client,
struct wl_resource *_handle, uint32_t id) {
struct wlr_seat_handle *handle = wl_resource_get_user_data(_handle);
@ -108,6 +125,11 @@ static void wl_seat_get_keyboard(struct wl_client *client,
wl_resource_get_version(_handle), id);
wl_resource_set_implementation(handle->keyboard, &wl_keyboard_impl,
handle, &wl_keyboard_destroy);
seat_handle_send_keymap(handle, handle->wlr_seat->keyboard_state.keyboard);
// TODO possibly handle the case where this keyboard needs an enter
// right away
}
static const struct wl_touch_interface wl_touch_impl = {
@ -300,7 +322,6 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
wlr_seat->display = display;
wlr_seat->name = strdup(name);
wl_list_init(&wlr_seat->handles);
wl_list_init(&wlr_seat->keyboards);
wl_signal_init(&wlr_seat->events.client_bound);
wl_signal_init(&wlr_seat->events.client_unbound);
@ -559,26 +580,6 @@ void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time,
grab->interface->axis(grab, time, orientation, value);
}
static void keyboard_switch_seat_keyboard(struct wlr_seat_handle *handle,
struct wlr_seat_keyboard *seat_kb) {
if (handle->seat_keyboard == seat_kb) {
return;
}
// TODO: We should probably lift all of the keys set by the other
// keyboard
wl_keyboard_send_keymap(handle->keyboard,
WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, seat_kb->keyboard->keymap_fd,
seat_kb->keyboard->keymap_size);
if (wl_resource_get_version(handle->keyboard) >=
WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION) {
// TODO: Make this better
wl_keyboard_send_repeat_info(handle->keyboard, 25, 600);
}
handle->seat_keyboard = seat_kb;
}
void wlr_seat_keyboard_send_key(struct wlr_seat *wlr_seat, uint32_t time,
uint32_t key, uint32_t state) {
struct wlr_seat_handle *handle = wlr_seat->keyboard_state.focused_handle;
@ -591,89 +592,52 @@ void wlr_seat_keyboard_send_key(struct wlr_seat *wlr_seat, uint32_t time,
time, key, state);
}
static void keyboard_key_notify(struct wl_listener *listener, void *data) {
struct wlr_seat_keyboard *seat_kb = wl_container_of(listener, seat_kb, key);
struct wlr_seat *seat = seat_kb->seat;
struct wlr_seat_handle *handle = seat->keyboard_state.focused_handle;
if (!handle || !handle->keyboard) {
static void handle_keyboard_keymap(struct wl_listener *listener, void *data) {
struct wlr_seat_keyboard_state *state =
wl_container_of(listener, state, keyboard_keymap);
struct wlr_seat_handle *handle;
wl_list_for_each(handle, &state->wlr_seat->handles, link) {
seat_handle_send_keymap(handle, state->keyboard);
}
}
static void handle_keyboard_destroy(struct wl_listener *listener, void *data) {
struct wlr_seat_keyboard_state *state =
wl_container_of(listener, state, keyboard_destroy);
state->keyboard = NULL;
}
void wlr_seat_set_keyboard(struct wlr_seat *seat,
struct wlr_input_device *device) {
// TODO call this on device key event before the event reaches the
// compositor and set a pending keyboard and then send the new keyboard
// state on the next keyboard notify event.
if (seat->keyboard_state.keyboard == device->keyboard) {
return;
}
keyboard_switch_seat_keyboard(handle, seat_kb);
struct wlr_event_keyboard_key *event = data;
enum wlr_key_state key_state = event->state;
struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
grab->interface->key(grab, (uint32_t)(event->time_usec / 1000),
event->keycode, key_state);
}
static void keyboard_modifiers_notify(struct wl_listener *listener,
void *data) {
struct wlr_seat_keyboard *seat_kb = wl_container_of(listener, seat_kb,
modifiers);
struct wlr_seat *seat = seat_kb->seat;
struct wlr_seat_handle *handle = seat->keyboard_state.focused_handle;
if (!handle || !handle->keyboard) {
return;
if (seat->keyboard_state.keyboard) {
wl_list_remove(&seat->keyboard_state.keyboard_destroy.link);
wl_list_remove(&seat->keyboard_state.keyboard_keymap.link);
seat->keyboard_state.keyboard = NULL;
}
keyboard_switch_seat_keyboard(handle, seat_kb);
if (device) {
assert(device->type == WLR_INPUT_DEVICE_KEYBOARD);
wl_signal_add(&device->events.destroy,
&seat->keyboard_state.keyboard_destroy);
seat->keyboard_state.keyboard_destroy.notify = handle_keyboard_destroy;
struct wlr_keyboard *keyboard = seat_kb->keyboard;
wl_signal_add(&device->keyboard->events.keymap,
&seat->keyboard_state.keyboard_keymap);
seat->keyboard_state.keyboard_keymap.notify = handle_keyboard_keymap;
struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
grab->interface->modifiers(grab,
keyboard->modifiers.depressed, keyboard->modifiers.latched,
keyboard->modifiers.locked, keyboard->modifiers.group);
}
static void keyboard_keymap_notify(struct wl_listener *listener, void *data) {
struct wlr_seat_keyboard *seat_kb = wl_container_of(
listener, seat_kb, keymap);
wlr_log(L_DEBUG, "Keymap event for %p", seat_kb);
}
static void keyboard_destroy_notify(struct wl_listener *listener, void *data) {
struct wlr_seat_keyboard *seat_kb = wl_container_of(
listener, seat_kb, destroy);
wlr_seat_detach_keyboard(seat_kb->seat, seat_kb->keyboard);
}
void wlr_seat_attach_keyboard(struct wlr_seat *seat,
struct wlr_input_device *dev) {
assert(seat && dev && dev->type == WLR_INPUT_DEVICE_KEYBOARD);
struct wlr_keyboard *kb = dev->keyboard;
struct wlr_seat_keyboard *seat_kb =
calloc(1, sizeof(struct wlr_seat_keyboard));
seat_kb->keyboard = kb;
seat_kb->seat = seat;
seat_kb->key.notify = keyboard_key_notify;
wl_signal_add(&kb->events.key, &seat_kb->key);
seat_kb->modifiers.notify = keyboard_modifiers_notify;
wl_signal_add(&kb->events.modifiers, &seat_kb->modifiers);
seat_kb->keymap.notify = keyboard_keymap_notify;
wl_signal_add(&kb->events.keymap, &seat_kb->keymap);
// TODO: update keymap as necessary
seat_kb->destroy.notify = keyboard_destroy_notify;
wl_signal_add(&dev->events.destroy, &seat_kb->destroy);
wl_list_insert(&seat->keyboards, &seat_kb->link);
}
void wlr_seat_detach_keyboard(struct wlr_seat *seat, struct wlr_keyboard *kb) {
struct wlr_seat_keyboard *seat_kb, *_tmp;
wl_list_for_each_safe(seat_kb, _tmp, &seat->keyboards, link) {
if (seat_kb->keyboard == kb) {
wl_list_remove(&seat_kb->link);
wl_list_remove(&seat_kb->key.link);
wl_list_remove(&seat_kb->modifiers.link);
wl_list_remove(&seat_kb->keymap.link);
wl_list_remove(&seat_kb->destroy.link);
free(seat_kb);
break;
struct wlr_seat_handle *handle;
wl_list_for_each(handle, &seat->handles, link) {
seat_handle_send_keymap(handle, device->keyboard);
}
seat->keyboard_state.keyboard = device->keyboard;
}
}
@ -757,7 +721,8 @@ void wlr_seat_keyboard_enter(struct wlr_seat *wlr_seat,
// enter the current surface
if (handle && handle->keyboard) {
// TODO: handle keys properly
// TODO: read the currently pressed keys out of the active keyboard and
// put them in this array
struct wl_array keys;
wl_array_init(&keys);
uint32_t serial = wl_display_next_serial(wlr_seat->display);
@ -797,3 +762,17 @@ void wlr_seat_keyboard_clear_focus(struct wlr_seat *wlr_seat) {
wl_array_init(&keys);
wlr_seat_keyboard_enter(wlr_seat, NULL);
}
void wlr_seat_keyboard_notify_modifiers(struct wlr_seat *seat,
uint32_t mods_depressed, uint32_t mods_latched, uint32_t mods_locked,
uint32_t group) {
struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
grab->interface->modifiers(grab,
mods_depressed, mods_latched, mods_locked, group);
}
void wlr_seat_keyboard_notify_key(struct wlr_seat *seat, uint32_t time,
uint32_t key, uint32_t state) {
struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
grab->interface->key(grab, time, key, state);
}