From c1520077b6dab32dee359bdfe03dddc5e391f9a5 Mon Sep 17 00:00:00 2001 From: nyorain Date: Thu, 22 Jun 2017 16:53:48 +0200 Subject: [PATCH] Implement wayland backend input events --- backend/wayland/backend.c | 11 ++--- backend/wayland/wl_seat.c | 100 +++++++++++++++++++++++++++++--------- include/backend/wayland.h | 5 ++ 3 files changed, 87 insertions(+), 29 deletions(-) diff --git a/backend/wayland/backend.c b/backend/wayland/backend.c index a58c8691..a6029500 100644 --- a/backend/wayland/backend.c +++ b/backend/wayland/backend.c @@ -63,7 +63,7 @@ static bool wlr_wl_backend_init(struct wlr_backend_state* state) { state->remote_display_src = wl_event_loop_add_fd(loop, fd, events, dispatch_events, state); wl_event_source_check(state->remote_display_src); - + return true; } @@ -76,14 +76,14 @@ static void wlr_wl_backend_destroy(struct wlr_backend_state *state) { wlr_output_destroy(state->outputs->items[i]); } - for (size_t i = 0; state->devices && i < state->devices->length; ++i) { + for (size_t i = 0; i < state->devices->length; ++i) { wlr_input_device_destroy(state->devices->items[i]); } list_free(state->devices); + list_free(state->outputs); wlr_egl_free(&state->egl); - free(state->outputs); if (state->seat) wl_seat_destroy(state->seat); if (state->shm) wl_shm_destroy(state->shm); if (state->shell) wl_shell_destroy(state->shell); @@ -133,9 +133,8 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_display *display) { error: if (state) { - free(state->outputs); - free(state->devices); - free(state->devices); + list_free(state->devices); + list_free(state->outputs); } free(state); free(backend); diff --git a/backend/wayland/wl_seat.c b/backend/wayland/wl_seat.c index b4a1b862..2538d4b2 100644 --- a/backend/wayland/wl_seat.c +++ b/backend/wayland/wl_seat.c @@ -8,13 +8,18 @@ #include #include #include +#include #include #include "backend/wayland.h" static void pointer_handle_enter(void *data, struct wl_pointer *wl_pointer, uint32_t serial, struct wl_surface *surface, wl_fixed_t surface_x, wl_fixed_t surface_y) { - + struct wlr_input_device *dev = data; + assert(dev && dev->pointer && dev->pointer->state); + struct wlr_pointer_state *state = dev->pointer->state; + state->surface_x = wl_fixed_to_double(surface_x); + state->surface_y = wl_fixed_to_double(surface_y); } static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer, @@ -24,17 +29,46 @@ static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer, static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer, uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y) { + struct wlr_input_device *dev = data; + assert(dev && dev->pointer && dev->pointer->state); + struct wlr_pointer_state *state = dev->pointer->state; + struct wlr_event_pointer_motion wlr_event; + wlr_event.time_sec = time / 1000; + wlr_event.time_usec = time * 1000; + wlr_event.delta_x = wl_fixed_to_double(surface_x) - state->surface_x; + wlr_event.delta_y = wl_fixed_to_double(surface_y) - state->surface_y; + wl_signal_emit(&dev->pointer->events.motion, &wlr_event); + + state->surface_x = surface_x; + state->surface_y = surface_y; } static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer, uint32_t serial, uint32_t time, uint32_t button, uint32_t state) { + struct wlr_input_device *dev = data; + assert(dev && dev->pointer); + struct wlr_event_pointer_button wlr_event; + wlr_event.button = button; + wlr_event.state = state; + wlr_event.time_sec = time / 1000; + wlr_event.time_usec = time * 1000; + wl_signal_emit(&dev->pointer->events.button, &wlr_event); } static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis, wl_fixed_t value) { + struct wlr_input_device *dev = data; + assert(dev && dev->pointer); + struct wlr_event_pointer_axis wlr_event; + wlr_event.delta = value; + wlr_event.orientation = axis; + wlr_event.time_sec = time / 1000; + wlr_event.time_usec = time * 1000; + wlr_event.source = WLR_AXIS_SOURCE_CONTINUOUS; // TODO + wl_signal_emit(&dev->pointer->events.axis, &wlr_event); } static void pointer_handle_frame(void *data, struct wl_pointer *wl_pointer) { @@ -85,7 +119,15 @@ static void keyboard_handle_leave(void *data, struct wl_keyboard *wl_keyboard, static void keyboard_handle_key(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial, uint32_t time, uint32_t key, uint32_t state) { + struct wlr_input_device *dev = data; + assert(dev && dev->keyboard); + struct wlr_event_keyboard_key wlr_event; + wlr_event.keycode = key; + wlr_event.state = state; + wlr_event.time_sec = time / 1000; + wlr_event.time_usec = time * 1000; + wl_signal_emit(&dev->keyboard->events.key, &wlr_event); } static void keyboard_handle_modifiers(void *data, struct wl_keyboard *wl_keyboard, @@ -109,6 +151,8 @@ static struct wl_keyboard_listener keyboard_listener = { }; static void input_device_destroy(struct wlr_input_device_state *state) { + if (state->resource) + wl_proxy_destroy(state->resource); free(state); } @@ -116,11 +160,18 @@ static struct wlr_input_device_impl input_device_impl = { .destroy = input_device_destroy }; +static void pointer_destroy(struct wlr_pointer_state *state) { + free(state); +} + +static struct wlr_pointer_impl pointer_impl = { + .destroy = pointer_destroy +}; + static struct wlr_input_device *allocate_device(struct wlr_backend_state *state, enum wlr_input_device_type type) { - struct wlr_input_device_state *devstate = - calloc(1, sizeof(struct wlr_input_device_state)); - if(!devstate) { + struct wlr_input_device_state *devstate; + if (!(devstate = calloc(1, sizeof(struct wlr_input_device_state)))) { wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno)); return NULL; } @@ -128,11 +179,11 @@ static struct wlr_input_device *allocate_device(struct wlr_backend_state *state, // TODO: any way to retrieve those information? int vendor = 0; int product = 0; - const char *name = "unknown;wayland"; + const char *name = "wayland"; struct wlr_input_device *wlr_device = wlr_input_device_create( type, &input_device_impl, devstate, name, vendor, product); - if(!wlr_device) { + if (!wlr_device) { free(devstate); return NULL; } @@ -147,38 +198,41 @@ static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat, assert(state->seat == wl_seat); if ((caps & WL_SEAT_CAPABILITY_POINTER)) { - wlr_log(L_DEBUG, "seat %p offered pointer", wl_seat); - struct wl_pointer *wl_pointer = wl_seat_get_pointer(wl_seat); - - struct wlr_input_device *wlr_device = allocate_device(state, - WLR_INPUT_DEVICE_POINTER); - if(!wlr_device) { - wl_pointer_destroy(wl_pointer); - wlr_log(L_ERROR, "Unable to allocate wl_pointer device"); + wlr_log(L_DEBUG, "seat %p offered pointer", (void*) wl_seat); + struct wlr_pointer_state *pointer_state; + if (!(pointer_state = calloc(1, sizeof(struct wlr_pointer_state)))) { + wlr_log(L_ERROR, "Unable to allocate wlr_pointer_state"); return; } - wlr_device->pointer = wlr_pointer_create(NULL, NULL); - list_add(state->devices, wlr_device); + struct wlr_input_device *wlr_device; + if (!(wlr_device = allocate_device(state, WLR_INPUT_DEVICE_POINTER))) { + free(pointer_state); + wlr_log(L_ERROR, "Unable to allocate wlr_device for pointer"); + return; + } + + struct wl_pointer *wl_pointer = wl_seat_get_pointer(wl_seat); + wl_pointer_add_listener(wl_pointer, &pointer_listener, wlr_device); + wlr_device->pointer = wlr_pointer_create(&pointer_impl, pointer_state); + wlr_device->state->resource = wl_pointer; wl_signal_emit(&state->backend->events.input_add, wlr_device); } if ((caps & WL_SEAT_CAPABILITY_KEYBOARD)) { - wlr_log(L_DEBUG, "seat %p offered keyboard", wl_seat); - struct wl_keyboard *wl_keyboard = wl_seat_get_keyboard(wl_seat); + wlr_log(L_DEBUG, "seat %p offered keyboard", (void*) wl_seat); struct wlr_input_device *wlr_device = allocate_device(state, WLR_INPUT_DEVICE_KEYBOARD); - if(!wlr_device) { - wl_keyboard_release(wl_keyboard); + if (!wlr_device) { wlr_log(L_ERROR, "Unable to allocate wl_pointer device"); return; } + struct wl_keyboard *wl_keyboard = wl_seat_get_keyboard(wl_seat); + wl_keyboard_add_listener(wl_keyboard, &keyboard_listener, wlr_device); wlr_device->keyboard = wlr_keyboard_create(NULL, NULL); - list_add(state->devices, wlr_device); + wlr_device->state->resource = wl_keyboard; wl_signal_emit(&state->backend->events.input_add, wlr_device); } - - // TODO: touch } static void seat_handle_name(void *data, struct wl_seat *wl_seat, const char *name) { diff --git a/include/backend/wayland.h b/include/backend/wayland.h index bf65ec50..8138101c 100644 --- a/include/backend/wayland.h +++ b/include/backend/wayland.h @@ -43,6 +43,11 @@ struct wlr_input_device_state { void *resource; }; +struct wlr_pointer_state { + double surface_x; + double surface_y; +}; + void wlr_wl_registry_poll(struct wlr_backend_state *backend); extern const struct wl_seat_listener seat_listener;