aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDrew DeVault <sir@cmpwn.com>2017-06-09 17:31:21 -0400
committerDrew DeVault <sir@cmpwn.com>2017-06-13 08:10:36 -0400
commit0e75d157f52db45a1af350574bd95cccbd09fa57 (patch)
treedfc6134d419cab1798707f6b072c7be6730085dd
parent019fff06be1ad460ac427bea070fbe7a61c09ea8 (diff)
Initialize keyboards from libinput
-rw-r--r--backend/CMakeLists.txt1
-rw-r--r--backend/backend.c8
-rw-r--r--backend/libinput/backend.c13
-rw-r--r--backend/libinput/events.c100
-rw-r--r--example/simple.c87
-rw-r--r--include/backend/libinput/backend.h6
-rw-r--r--include/types.h21
-rw-r--r--include/wlr/backend.h8
-rw-r--r--include/wlr/types.h93
-rw-r--r--types/CMakeLists.txt2
-rw-r--r--types/wlr_input_device.c24
-rw-r--r--types/wlr_keyboard.c22
12 files changed, 336 insertions, 49 deletions
diff --git a/backend/CMakeLists.txt b/backend/CMakeLists.txt
index c3e7ef54..e22032c3 100644
--- a/backend/CMakeLists.txt
+++ b/backend/CMakeLists.txt
@@ -15,6 +15,7 @@ add_library(wlr-backend
drm/drm.c
libinput/backend.c
+ libinput/events.c
backend.c
egl.c
diff --git a/backend/backend.c b/backend/backend.c
index 1a0c3295..83249a8c 100644
--- a/backend/backend.c
+++ b/backend/backend.c
@@ -19,14 +19,10 @@ struct wlr_backend *wlr_backend_create(const struct wlr_backend_impl *impl,
}
backend->state = state;
backend->impl = impl;
+ wl_signal_init(&backend->events.input_add);
+ wl_signal_init(&backend->events.input_remove);
wl_signal_init(&backend->events.output_add);
wl_signal_init(&backend->events.output_remove);
- wl_signal_init(&backend->events.keyboard_add);
- wl_signal_init(&backend->events.keyboard_remove);
- wl_signal_init(&backend->events.pointer_add);
- wl_signal_init(&backend->events.pointer_remove);
- wl_signal_init(&backend->events.touch_add);
- wl_signal_init(&backend->events.touch_remove);
return backend;
}
diff --git a/backend/libinput/backend.c b/backend/libinput/backend.c
index f6dce58e..3af08875 100644
--- a/backend/libinput/backend.c
+++ b/backend/libinput/backend.c
@@ -23,7 +23,7 @@ static const struct libinput_interface libinput_impl = {
.close_restricted = wlr_libinput_close_restricted
};
-static int wlr_libinput_handle_event(int fd, uint32_t mask, void *_state) {
+static int wlr_libinput_readable(int fd, uint32_t mask, void *_state) {
struct wlr_backend_state *state = _state;
if (libinput_dispatch(state->libinput) != 0) {
wlr_log(L_ERROR, "Failed to dispatch libinput");
@@ -32,12 +32,7 @@ static int wlr_libinput_handle_event(int fd, uint32_t mask, void *_state) {
}
struct libinput_event *event;
while ((event = libinput_get_event(state->libinput))) {
- struct libinput *context = libinput_event_get_context(event);
- struct libinput_device *device = libinput_event_get_device(event);
- enum libinput_event_type event_type = libinput_event_get_type(event);
- wlr_log(L_DEBUG, "libinput event: %d", event_type);
- (void)device; (void)context;
- // TODO: dispatch event
+ wlr_libinput_event(state, event);
}
return 0;
}
@@ -73,7 +68,7 @@ static bool wlr_libinput_backend_init(struct wlr_backend_state *state) {
}
state->input_event = wl_event_loop_add_fd(event_loop,
libinput_get_fd(state->libinput), WL_EVENT_READABLE,
- wlr_libinput_handle_event, state);
+ wlr_libinput_readable, state);
if (!state->input_event) {
wlr_log(L_ERROR, "Failed to create input event on event loop");
return false;
@@ -112,5 +107,7 @@ struct wlr_backend *wlr_libinput_backend_create(struct wl_display *display,
state->udev = udev;
state->display = display;
+ state->keyboards = list_create();
+
return backend;
}
diff --git a/backend/libinput/events.c b/backend/libinput/events.c
new file mode 100644
index 00000000..b4816928
--- /dev/null
+++ b/backend/libinput/events.c
@@ -0,0 +1,100 @@
+#include <stdlib.h>
+#include <assert.h>
+#include <libinput.h>
+#include <wlr/session.h>
+#include <wlr/types.h>
+#include <wlr/common/list.h>
+#include "backend/libinput/backend.h"
+#include "common/log.h"
+#include "types.h"
+
+static void wlr_libinput_keyboard_destroy(struct wlr_keyboard_state *state) {
+ free(state);
+}
+
+static struct wlr_keyboard_impl keyboard_impl = {
+ .destroy = wlr_libinput_keyboard_destroy
+};
+
+static struct wlr_keyboard *wlr_libinput_keyboard_create(
+ struct libinput_device *device) {
+ assert(device);
+ struct wlr_keyboard_state *kbstate =
+ calloc(1, sizeof(struct wlr_keyboard_state));
+ kbstate->handle = device;
+ return wlr_keyboard_create(&keyboard_impl, kbstate);
+}
+
+static void device_added(struct wlr_backend_state *state,
+ struct libinput_device *device) {
+ assert(state && device);
+ /*
+ * Note: the wlr API exposes only devices with a single capability, because
+ * that meshes better with how Wayland does things and is a bit simpler.
+ * However, libinput devices often have multiple capabilities - in such
+ * cases we have to create several devices.
+ */
+ int vendor = libinput_device_get_id_vendor(device);
+ int product = libinput_device_get_id_product(device);
+ const char *name = libinput_device_get_name(device);
+ list_t *devices = list_create();
+ wlr_log(L_DEBUG, "Added %s [%d:%d]", name, vendor, product);
+
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_KEYBOARD)) {
+ struct wlr_input_device *wlr_device = wlr_input_device_create(
+ WLR_INPUT_DEVICE_KEYBOARD, name, vendor, product);
+ wlr_device->keyboard = wlr_libinput_keyboard_create(device);
+ wl_signal_emit(&state->backend->events.input_add, wlr_device);
+ list_add(devices, wlr_device);
+ }
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_POINTER)) {
+ // TODO
+ }
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_TOUCH)) {
+ // TODO
+ }
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_TABLET_TOOL)) {
+ // TODO
+ }
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_TABLET_PAD)) {
+ // TODO
+ }
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_GESTURE)) {
+ // TODO
+ }
+ if (libinput_device_has_capability(device, LIBINPUT_DEVICE_CAP_SWITCH)) {
+ // TODO
+ }
+
+ if (devices->length > 0) {
+ libinput_device_set_user_data(device, devices);
+ } else {
+ list_free(devices);
+ }
+}
+
+static void device_removed(struct wlr_backend_state *state,
+ struct libinput_device *device) {
+ wlr_log(L_DEBUG, "libinput device removed");
+ // TODO
+}
+
+void wlr_libinput_event(struct wlr_backend_state *state,
+ struct libinput_event *event) {
+ assert(state && event);
+ struct libinput *context = libinput_event_get_context(event);
+ struct libinput_device *device = libinput_event_get_device(event);
+ enum libinput_event_type event_type = libinput_event_get_type(event);
+ (void)context;
+ switch (event_type) {
+ case LIBINPUT_EVENT_DEVICE_ADDED:
+ device_added(state, device);
+ break;
+ case LIBINPUT_EVENT_DEVICE_REMOVED:
+ device_removed(state, device);
+ break;
+ default:
+ wlr_log(L_DEBUG, "Unknown libinput event %d", event_type);
+ break;
+ }
+}
diff --git a/example/simple.c b/example/simple.c
index 21f333c7..3206b3fa 100644
--- a/example/simple.c
+++ b/example/simple.c
@@ -13,16 +13,29 @@ struct state {
float color[3];
int dec;
struct timespec last_frame;
+
+ struct wl_list keyboards;
+ struct wl_listener input_add;
+ struct wl_listener input_remove;
+
struct wl_listener output_add;
struct wl_listener output_remove;
struct wl_list outputs;
};
struct output_state {
- struct wl_list link;
- struct wlr_output *output;
struct state *state;
+ struct wlr_output *output;
struct wl_listener frame;
+ struct wl_list link;
+};
+
+struct keyboard_state {
+ struct state *state;
+ struct wlr_input_device *device;
+ struct wl_listener key;
+ struct wl_listener mods;
+ struct wl_list link;
};
void output_frame(struct wl_listener *listener, void *data) {
@@ -84,28 +97,44 @@ void output_remove(struct wl_listener *listener, void *data) {
wl_list_remove(&ostate->frame.link);
}
-int timer_done(void *data) {
- *(bool *)data = true;
- return 1;
+void input_add(struct wl_listener *listener, void *data) {
+ struct wlr_input_device *device = data;
+ struct state *state = wl_container_of(listener, state, input_add);
+ if (device->type != WLR_INPUT_DEVICE_KEYBOARD) {
+ return;
+ }
+ fprintf(stderr, "Keyboard '%s' (%d:%d) added\n", device->name,
+ device->vendor, device->product);
+ struct keyboard_state *kbstate = calloc(sizeof(struct keyboard_state), 1);
+ kbstate->device = device;
+ wl_list_init(&kbstate->key.link);
+ wl_list_init(&kbstate->mods.link);
+ wl_list_insert(&state->keyboards, &kbstate->link);
}
-int enable_outputs(void *data) {
- struct state *state = data;
- struct output_state *ostate;
- wl_list_for_each(ostate, &state->outputs, link) {
- struct wlr_output *output = ostate->output;
- wlr_output_enable(output, true);
+void input_remove(struct wl_listener *listener, void *data) {
+ struct wlr_input_device *device = data;
+ struct state *state = wl_container_of(listener, state, input_add);
+ if (device->type != WLR_INPUT_DEVICE_KEYBOARD) {
+ return;
}
- return 1;
+ struct keyboard_state *kbstate = NULL, *_kbstate;
+ wl_list_for_each(_kbstate, &state->keyboards, link) {
+ if (_kbstate->device == device) {
+ kbstate = kbstate;
+ break;
+ }
+ }
+ if (!kbstate) {
+ return; // We are unfamiliar with this keyboard
+ }
+ wl_list_remove(&kbstate->link);
+ //wl_list_remove(&kbstate->key.link);
+ //wl_list_remove(&kbstate->mods.link);
}
-int disable_outputs(void *data) {
- struct state *state = data;
- struct output_state *ostate;
- wl_list_for_each(ostate, &state->outputs, link) {
- struct wlr_output *output = ostate->output;
- wlr_output_enable(output, false);
- }
+int timer_done(void *data) {
+ *(bool *)data = true;
return 1;
}
@@ -113,12 +142,18 @@ int main() {
struct state state = {
.color = { 1.0, 0.0, 0.0 },
.dec = 0,
+ .input_add = { .notify = input_add },
+ .input_remove = { .notify = input_remove },
.output_add = { .notify = output_add },
.output_remove = { .notify = output_remove }
};
+ wl_list_init(&state.keyboards);
+ wl_list_init(&state.input_add.link);
+ wl_list_init(&state.input_remove.link);
+
wl_list_init(&state.outputs);
- wl_list_init(&state.output_add.link);
+ wl_list_init(&state.output_remove.link);
wl_list_init(&state.output_remove.link);
clock_gettime(CLOCK_MONOTONIC, &state.last_frame);
@@ -131,6 +166,8 @@ int main() {
}
struct wlr_backend *wlr = wlr_backend_autocreate(display, session);
+ wl_signal_add(&wlr->events.input_add, &state.input_add);
+ wl_signal_add(&wlr->events.input_remove, &state.input_remove);
wl_signal_add(&wlr->events.output_add, &state.output_add);
wl_signal_add(&wlr->events.output_remove, &state.output_remove);
if (!wlr || !wlr_backend_init(wlr)) {
@@ -140,14 +177,8 @@ int main() {
bool done = false;
struct wl_event_source *timer = wl_event_loop_add_timer(event_loop,
timer_done, &done);
- struct wl_event_source *timer_disable_outputs =
- wl_event_loop_add_timer(event_loop, disable_outputs, &state);
- struct wl_event_source *timer_enable_outputs =
- wl_event_loop_add_timer(event_loop, enable_outputs, &state);
-
- wl_event_source_timer_update(timer, 20000);
- wl_event_source_timer_update(timer_disable_outputs, 5000);
- wl_event_source_timer_update(timer_enable_outputs, 10000);
+
+ wl_event_source_timer_update(timer, 10000);
while (!done) {
wl_event_loop_dispatch(event_loop, 0);
diff --git a/include/backend/libinput/backend.h b/include/backend/libinput/backend.h
index a23a45ac..6f2fa2a0 100644
--- a/include/backend/libinput/backend.h
+++ b/include/backend/libinput/backend.h
@@ -15,10 +15,14 @@ struct wlr_backend_state {
struct libinput *libinput;
struct wl_event_source *input_event;
- list_t *devices;
+ list_t *keyboards;
};
void wlr_libinput_event(struct wlr_backend_state *state,
struct libinput_event *event);
+struct wlr_keyboard_state {
+ struct libinput_device *handle;
+};
+
#endif
diff --git a/include/types.h b/include/types.h
index d2c8d008..564b24ec 100644
--- a/include/types.h
+++ b/include/types.h
@@ -18,4 +18,25 @@ struct wlr_output *wlr_output_create(struct wlr_output_impl *impl,
struct wlr_output_state *state);
void wlr_output_free(struct wlr_output *output);
+struct wlr_keyboard_impl {
+ void (*destroy)(struct wlr_keyboard_state *state);
+};
+
+struct wlr_keyboard *wlr_keyboard_create(struct wlr_keyboard_impl *impl,
+ struct wlr_keyboard_state *state);
+void wlr_keyboard_destroy(struct wlr_keyboard *keyboard);
+
+struct wlr_pointer_impl {
+ void (*destroy)(struct wlr_pointer_state *state);
+};
+
+struct wlr_pointer *wlr_pointer_create(struct wlr_pointer_impl *impl,
+ struct wlr_pointer_state *state);
+void wlr_pointer_destroy(struct wlr_pointer *pointer);
+
+struct wlr_input_device *wlr_input_device_create(
+ enum wlr_input_device_type type, const char *name,
+ int vendor, int product);
+void wlr_input_device_destroy(struct wlr_input_device *dev);
+
#endif
diff --git a/include/wlr/backend.h b/include/wlr/backend.h
index 32d96a8d..db85c169 100644
--- a/include/wlr/backend.h
+++ b/include/wlr/backend.h
@@ -12,14 +12,10 @@ struct wlr_backend {
struct wlr_backend_state *state;
struct {
+ struct wl_signal input_add;
+ struct wl_signal input_remove;
struct wl_signal output_add;
struct wl_signal output_remove;
- struct wl_signal keyboard_add;
- struct wl_signal keyboard_remove;
- struct wl_signal pointer_add;
- struct wl_signal pointer_remove;
- struct wl_signal touch_add;
- struct wl_signal touch_remove;
} events;
};
diff --git a/include/wlr/types.h b/include/wlr/types.h
index 51ea45cf..a65b5d9c 100644
--- a/include/wlr/types.h
+++ b/include/wlr/types.h
@@ -50,4 +50,97 @@ void wlr_output_destroy(struct wlr_output *output);
void wlr_output_effective_resolution(struct wlr_output *output,
int *width, int *height);
+// TODO: keymaps
+
+struct wlr_keyboard_state;
+struct wlr_keyboard_impl;
+
+struct wlr_keyboard {
+ struct wlr_keyboard_state *state;
+ struct wlr_keyboard_impl *impl;
+
+ struct {
+ struct wl_signal key;
+ struct wl_signal mods;
+ } events;
+};
+
+struct wlr_pointer_state;
+struct wlr_pointer_impl;
+
+struct wlr_pointer {
+ struct wlr_pointer_state *state;
+ struct wlr_pointer_impl *impl;
+
+ struct {
+ struct wl_signal motion;
+ struct wl_signal motion_absolute;
+ struct wl_signal button;
+ struct wl_signal axis;
+ } events;
+};
+
+struct wlr_pointer_motion {
+ double delta_x, delta_y;
+};
+
+struct wlr_pointer_motion_absolute {
+ double x_mm, y_mm;
+ double width_mm, height_mm;
+};
+
+enum wlr_button_state {
+ WLR_BUTTON_DEPRESSED,
+ WLR_BUTTON_RELEASED
+};
+
+struct wlr_pointer_button {
+ uint32_t button;
+ enum wlr_button_state state;
+};
+
+enum wlr_axis_source {
+ WLR_AXIS_SOURCE_WHEEL,
+ WLR_AXIS_SOURCE_FINGER,
+ WLR_AXIS_SOURCE_CONTINUOUS,
+ WLR_AXIS_SOURCE_WHEEL_TILT,
+};
+
+enum wlr_axis_orientation {
+ WLR_AXIS_ORIENTATION_VERTICAL,
+ WLR_AXIS_ORIENTATION_HORIZONTAL
+};
+
+struct wlr_pointer_axis {
+ enum wlr_axis_source source;
+ enum wlr_axis_orientation orientation;
+ double delta;
+};
+
+// TODO: touch
+// TODO: tablet & tablet tool
+// TODO: gestures
+// TODO: switch
+
+enum wlr_input_device_type {
+ WLR_INPUT_DEVICE_KEYBOARD,
+ WLR_INPUT_DEVICE_POINTER,
+ WLR_INPUT_DEVICE_TOUCH,
+ WLR_INPUT_DEVICE_TABLET_PEN,
+ WLR_INPUT_DEVICE_TABLET_PAD,
+ WLR_INPUT_DEVICE_GESTURE,
+ WLR_INPUT_DEVICE_SWITCH,
+};
+
+struct wlr_input_device {
+ enum wlr_input_device_type type;
+ int vendor, product;
+ char *name;
+ union {
+ void *_device;
+ struct wlr_keyboard *keyboard;
+ struct wlr_pointer *pointer;
+ };
+};
+
#endif
diff --git a/types/CMakeLists.txt b/types/CMakeLists.txt
index eba92cc0..5ac1baf6 100644
--- a/types/CMakeLists.txt
+++ b/types/CMakeLists.txt
@@ -5,6 +5,8 @@ include_directories(
add_library(wlr-types
wlr_output.c
+ wlr_keyboard.c
+ wlr_input_device.c
)
target_link_libraries(wlr-types
diff --git a/types/wlr_input_device.c b/types/wlr_input_device.c
new file mode 100644
index 00000000..7cbe2f7e
--- /dev/null
+++ b/types/wlr_input_device.c
@@ -0,0 +1,24 @@
+#define _XOPEN_SOURCE 500
+#include <stdlib.h>
+#include <string.h>
+#include <wayland-server.h>
+#include <wlr/types.h>
+#include <wlr/common/list.h>
+#include "types.h"
+
+struct wlr_input_device *wlr_input_device_create(
+ enum wlr_input_device_type type, const char *name,
+ int vendor, int product) {
+ struct wlr_input_device *dev = calloc(1, sizeof(struct wlr_input_device));
+ dev->type = type;
+ dev->name = strdup(name);
+ dev->vendor = vendor;
+ dev->product = product;
+ return dev;
+}
+
+void wlr_input_device_destroy(struct wlr_input_device *dev) {
+ if (!dev) return;
+ free(dev->name);
+ free(dev);
+}
diff --git a/types/wlr_keyboard.c b/types/wlr_keyboard.c
new file mode 100644
index 00000000..d102311b
--- /dev/null
+++ b/types/wlr_keyboard.c
@@ -0,0 +1,22 @@
+#include <stdlib.h>
+#include <string.h>
+#include <wayland-server.h>
+#include <wlr/types.h>
+#include <wlr/common/list.h>
+#include "types.h"
+
+struct wlr_keyboard *wlr_keyboard_create(struct wlr_keyboard_impl *impl,
+ struct wlr_keyboard_state *state) {
+ struct wlr_keyboard *kb = calloc(1, sizeof(struct wlr_keyboard));
+ kb->impl = impl;
+ kb->state = state;
+ wl_signal_init(&kb->events.key);
+ wl_signal_init(&kb->events.mods);
+ return kb;
+}
+
+void wlr_keyboard_destroy(struct wlr_keyboard *kb) {
+ if (!kb) return;
+ kb->impl->destroy(kb->state);
+ free(kb);
+}