sway cursor

include/sway/cursor.h

@@ -0,0 +1,26 @@
+#ifndef _SWAY_CURSOR_H
+#define _SWAY_CURSOR_H
+
+#include "sway/seat.h"
+
+struct sway_cursor {
+	struct wlr_cursor *cursor;
+
+	struct wl_listener motion;
+	struct wl_listener motion_absolute;
+	struct wl_listener button;
+	struct wl_listener axis;
+
+	struct wl_listener touch_down;
+	struct wl_listener touch_up;
+	struct wl_listener touch_motion;
+
+	struct wl_listener tool_axis;
+	struct wl_listener tool_tip;
+
+	struct wl_listener request_set_cursor;
+};
+
+struct sway_cursor *sway_cursor_create(struct sway_seat *seat);
+
+#endif

include/sway/seat.h

@@ -6,6 +6,7 @@
 
 struct sway_seat {
 	struct wlr_seat *seat;
+	struct sway_cursor *cursor;
 };
 
 struct sway_seat *sway_seat_create(struct wl_display *display,

sway/input/cursor.c

@@ -0,0 +1,128 @@
+#define _XOPEN_SOURCE 700
+#include <wlr/types/wlr_cursor.h>
+#include "sway/cursor.h"
+#include "log.h"
+
+static void handle_cursor_motion(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, motion);
+	struct wlr_event_pointer_motion *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_cursor_motion_absolute(struct wl_listener *listener,
+		void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, motion_absolute);
+	struct wlr_event_pointer_motion_absolute *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_cursor_button(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, button);
+	struct wlr_event_pointer_button *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_cursor_axis(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, axis);
+	struct wlr_event_pointer_axis *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_touch_down(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, touch_down);
+	struct wlr_event_touch_down *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_touch_up(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, touch_up);
+	struct wlr_event_touch_up *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_touch_motion(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, touch_motion);
+	struct wlr_event_touch_motion *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_tool_axis(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, tool_axis);
+	struct wlr_event_tablet_tool_axis *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_tool_tip(struct wl_listener *listener, void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, tool_tip);
+	struct wlr_event_tablet_tool_tip *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+static void handle_request_set_cursor(struct wl_listener *listener,
+		void *data) {
+	struct sway_cursor *cursor =
+		wl_container_of(listener, cursor, request_set_cursor);
+	struct wlr_seat_pointer_request_set_cursor_event *event = data;
+	sway_log(L_DEBUG, "TODO: handle event: %p", event);
+}
+
+struct sway_cursor *sway_cursor_create(struct sway_seat *seat) {
+	struct sway_cursor *cursor = calloc(1, sizeof(struct sway_cursor));
+	if (!sway_assert(cursor, "could not allocate sway cursor")) {
+		return NULL;
+	}
+
+	struct wlr_cursor *wlr_cursor = wlr_cursor_create();
+	if (!sway_assert(wlr_cursor, "could not allocate wlr cursor")) {
+		free(cursor);
+		return NULL;
+	}
+
+	// input events
+	wl_signal_add(&wlr_cursor->events.motion, &cursor->motion);
+	cursor->motion.notify = handle_cursor_motion;
+
+	wl_signal_add(&wlr_cursor->events.motion_absolute,
+		&cursor->motion_absolute);
+	cursor->motion_absolute.notify = handle_cursor_motion_absolute;
+
+	wl_signal_add(&wlr_cursor->events.button, &cursor->button);
+	cursor->button.notify = handle_cursor_button;
+
+	wl_signal_add(&wlr_cursor->events.axis, &cursor->axis);
+	cursor->axis.notify = handle_cursor_axis;
+
+	wl_signal_add(&wlr_cursor->events.touch_down, &cursor->touch_down);
+	cursor->touch_down.notify = handle_touch_down;
+
+	wl_signal_add(&wlr_cursor->events.touch_up, &cursor->touch_up);
+	cursor->touch_up.notify = handle_touch_up;
+
+	wl_signal_add(&wlr_cursor->events.touch_motion,
+		&cursor->touch_motion);
+	cursor->touch_motion.notify = handle_touch_motion;
+
+	wl_signal_add(&wlr_cursor->events.tablet_tool_axis,
+		&cursor->tool_axis);
+	cursor->tool_axis.notify = handle_tool_axis;
+
+	wl_signal_add(&wlr_cursor->events.tablet_tool_tip, &cursor->tool_tip);
+	cursor->tool_tip.notify = handle_tool_tip;
+
+	wl_signal_add(&seat->seat->events.request_set_cursor,
+			&cursor->request_set_cursor);
+	cursor->request_set_cursor.notify = handle_request_set_cursor;
+
+	cursor->cursor = wlr_cursor;
+
+	return cursor;
+}

sway/input/seat.c

@@ -1,5 +1,7 @@
 #define _XOPEN_SOURCE 700
+#include <wlr/types/wlr_cursor.h>
 #include "sway/seat.h"
+#include "sway/cursor.h"
 #include "sway/input-manager.h"
 #include "log.h"
 
@@ -9,16 +11,66 @@ struct sway_seat *sway_seat_create(struct wl_display *display,
 	if (!seat) {
 		return NULL;
 	}
+
 	seat->seat = wlr_seat_create(display, seat_name);
+	if (!sway_assert(seat->seat, "could not allocate seat")) {
+		return NULL;
+	}
+
+	seat->cursor = sway_cursor_create(seat);
+	if (!seat->cursor) {
+		wlr_seat_destroy(seat->seat);
+		free(seat);
+		return NULL;
+	}
+
+	wlr_seat_set_capabilities(seat->seat,
+		WL_SEAT_CAPABILITY_KEYBOARD |
+		WL_SEAT_CAPABILITY_POINTER |
+		WL_SEAT_CAPABILITY_TOUCH);
+
 	return seat;
 }
 
+static void seat_add_pointer(struct sway_seat *seat,
+		struct wlr_input_device *device) {
+	// TODO pointer configuration
+	wlr_cursor_attach_input_device(seat->cursor->cursor, device);
+}
+
 void sway_seat_add_device(struct sway_seat *seat,
 		struct wlr_input_device *device) {
 	sway_log(L_DEBUG, "input add: %s", device->name);
+	switch (device->type) {
+		case WLR_INPUT_DEVICE_POINTER:
+			seat_add_pointer(seat, device);
+			break;
+		case WLR_INPUT_DEVICE_KEYBOARD:
+		case WLR_INPUT_DEVICE_TOUCH:
+		case WLR_INPUT_DEVICE_TABLET_PAD:
+		case WLR_INPUT_DEVICE_TABLET_TOOL:
+			sway_log(L_DEBUG, "TODO: add other devices");
+			break;
+	}
+}
+
+static void seat_remove_pointer(struct sway_seat *seat,
+		struct wlr_input_device *device) {
+	// TODO
 }
 
 void sway_seat_remove_device(struct sway_seat *seat,
 		struct wlr_input_device *device) {
 	sway_log(L_DEBUG, "input remove: %s", device->name);
+	switch (device->type) {
+		case WLR_INPUT_DEVICE_POINTER:
+			seat_remove_pointer(seat, device);
+			break;
+		case WLR_INPUT_DEVICE_KEYBOARD:
+		case WLR_INPUT_DEVICE_TOUCH:
+		case WLR_INPUT_DEVICE_TABLET_PAD:
+		case WLR_INPUT_DEVICE_TABLET_TOOL:
+			sway_log(L_DEBUG, "TODO: remove other devices");
+			break;
+	}
 }

sway/meson.build

@@ -4,6 +4,7 @@ sway_sources = files(
 	'commands.c',
 	'input/input-manager.c',
 	'input/seat.c',
+	'input/cursor.c',
 	'commands/exit.c',
 	'commands/exec.c',
 	'commands/exec_always.c',