1 files changed, 139 insertions, 0 deletions
diff --git a/examples/support/shared.h b/examples/support/shared.h
new file mode 100644
index 00000000..cf75f5fe
--- /dev/null
+++ b/examples/support/shared.h
@@ -0,0 +1,139 @@
+#ifndef _EXAMPLE_SHARED_H
+#define _EXAMPLE_SHARED_H
+#ifndef _POSIX_C_SOURCE
+#define _POSIX_C_SOURCE 200112L
+#endif
+#include <time.h>
+#include <stdbool.h>
+#include <xkbcommon/xkbcommon.h>
+#include <wayland-server-protocol.h>
+#include <wlr/backend.h>
+#include <wlr/backend/session.h>
+#include <wlr/types/wlr_output.h>
+#include <wlr/types/wlr_input_device.h>
+
+struct output_state {
+	struct compositor_state *compositor;
+	struct wlr_output *output;
+	struct wl_listener frame;
+	struct wl_listener resolution;
+	struct timespec last_frame;
+	struct wl_list link;
+	void *data;
+};
+
+struct keyboard_state {
+	struct compositor_state *compositor;
+	struct wlr_input_device *device;
+	struct wl_listener key;
+	struct wl_list link;
+	void *data;
+};
+
+struct pointer_state {
+	struct compositor_state *compositor;
+	struct wlr_input_device *device;
+	struct wl_listener motion;
+	struct wl_listener motion_absolute;
+	struct wl_listener button;
+	struct wl_listener axis;
+	struct wl_list link;
+	void *data;
+};
+
+struct touch_state {
+	struct compositor_state *compositor;
+	struct wlr_input_device *device;
+	struct wl_listener down;
+	struct wl_listener up;
+	struct wl_listener motion;
+	struct wl_listener cancel;
+	struct wl_list link;
+	void *data;
+};
+
+struct tablet_tool_state {
+	struct compositor_state *compositor;
+	struct wlr_input_device *device;
+	struct wl_listener axis;
+	struct wl_listener proximity;
+	struct wl_listener tip;
+	struct wl_listener button;
+	struct wl_list link;
+	void *data;
+};
+
+struct tablet_pad_state {
+	struct compositor_state *compositor;
+	struct wlr_input_device *device;
+	struct wl_listener button;
+	struct wl_list link;
+	void *data;
+};
+
+struct compositor_state {
+	void (*input_add_cb)(struct compositor_state *compositor,
+			struct wlr_input_device *device);
+	void (*input_remove_cb)(struct compositor_state *compositor,
+			struct wlr_input_device *device);
+	void (*output_add_cb)(struct output_state *s);
+	void (*keyboard_add_cb)(struct keyboard_state *s);
+	void (*output_frame_cb)(struct output_state *s, struct timespec *ts);
+	void (*output_remove_cb)(struct output_state *s);
+	void (*output_resolution_cb)(struct compositor_state *compositor,
+			struct output_state *s);
+	void (*keyboard_remove_cb)(struct keyboard_state *s);
+	void (*keyboard_key_cb)(struct keyboard_state *s, uint32_t keycode,
+			xkb_keysym_t sym, enum wlr_key_state key_state, uint64_t time_usec);
+	void (*pointer_motion_cb)(struct pointer_state *s,
+			double d_x, double d_y);
+	void (*pointer_motion_absolute_cb)(struct pointer_state *s,
+			double x, double y);
+	void (*pointer_button_cb)(struct pointer_state *s,
+			uint32_t button, enum wlr_button_state state);
+	void (*pointer_axis_cb)(struct pointer_state *s,
+		enum wlr_axis_source source,
+		enum wlr_axis_orientation orientation,
+		double delta);
+	void (*touch_down_cb)(struct touch_state *s, int32_t slot,
+		double x, double y, double width, double height);
+	void (*touch_motion_cb)(struct touch_state *s, int32_t slot,
+		double x, double y, double width, double height);
+	void (*touch_up_cb)(struct touch_state *s, int32_t slot);
+	void (*touch_cancel_cb)(struct touch_state *s, int32_t slot);
+	void (*tool_axis_cb)(struct tablet_tool_state *s,
+			struct wlr_event_tablet_tool_axis *event);
+	void (*tool_proximity_cb)(struct tablet_tool_state *s,
+			enum wlr_tablet_tool_proximity_state proximity);
+	void (*tool_tip_cb)(struct tablet_tool_state *s,
+			enum wlr_tablet_tool_tip_state state);
+	void (*tool_button_cb)(struct tablet_tool_state *s,
+			uint32_t button, enum wlr_button_state state);
+	void (*pad_button_cb)(struct tablet_pad_state *s,
+			uint32_t button, enum wlr_button_state state);
+
+	struct wl_display *display;
+	struct wl_event_loop *event_loop;
+	struct wlr_backend *backend;
+	struct wlr_session *session;
+
+	struct wl_list keyboards;
+	struct wl_list pointers;
+	struct wl_list touch;
+	struct wl_list tablet_tools;
+	struct wl_list tablet_pads;
+	struct wl_listener input_add;
+	struct wl_listener input_remove;
+
+	struct timespec last_frame;
+	struct wl_listener output_add;
+	struct wl_listener output_remove;
+	struct wl_list outputs;
+
+	void *data;
+};
+
+void compositor_init(struct compositor_state *state);
+void compositor_fini(struct compositor_state *state);
+
+#endif