1 files changed, 112 insertions, 0 deletions
diff --git a/sway/input/seat.c b/sway/input/seat.c
new file mode 100644
index 00000000..5aed1f68
--- /dev/null
+++ b/sway/input/seat.c
@@ -0,0 +1,112 @@
+#define _XOPEN_SOURCE 700
+#include <wlr/types/wlr_cursor.h>
+#include <wlr/types/wlr_xcursor_manager.h>
+#include "sway/input/seat.h"
+#include "sway/input/cursor.h"
+#include "sway/input/input-manager.h"
+#include "sway/output.h"
+#include "log.h"
+
+struct sway_seat *sway_seat_create(struct wl_display *display,
+		const char *seat_name) {
+	struct sway_seat *seat = calloc(1, sizeof(struct sway_seat));
+	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);
+
+	sway_seat_configure_xcursor(seat);
+
+	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;
+	}
+}
+
+void sway_seat_configure_xcursor(struct sway_seat *seat) {
+	// TODO configure theme and size
+	const char *cursor_theme = "default";
+
+	if (!seat->cursor->xcursor_manager) {
+		seat->cursor->xcursor_manager =
+			wlr_xcursor_manager_create("default", 24);
+		if (sway_assert(seat->cursor->xcursor_manager,
+					"Cannot create XCursor manager for theme %s", cursor_theme)) {
+			return;
+		}
+	}
+
+	for (int i = 0; i < root_container.children->length; ++i) {
+		swayc_t *output_container = root_container.children->items[i];
+		struct wlr_output *output =
+			output_container->sway_output->wlr_output;
+		bool result =
+			wlr_xcursor_manager_load(seat->cursor->xcursor_manager,
+				output->scale);
+
+		sway_assert(!result,
+			"Cannot load xcursor theme for output '%s' with scale %d",
+			output->name, output->scale);
+	}
+
+	wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager,
+		"left_ptr", seat->cursor->cursor);
+	wlr_cursor_warp(seat->cursor->cursor, NULL, seat->cursor->cursor->x,
+		seat->cursor->cursor->y);
+}