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wayland-server.h

/*
 * Copyright © 2008 Kristian Høgsberg
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that copyright
 * notice and this permission notice appear in supporting documentation, and
 * that the name of the copyright holders not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  The copyright holders make no representations
 * about the suitability of this software for any purpose.  It is provided "as
 * is" without express or implied warranty.
 *
 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
 * OF THIS SOFTWARE.
 */

#ifndef WAYLAND_H
#define WAYLAND_H

#ifdef  __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include "wayland-util.h"
#include "wayland-server-protocol.h"

enum {
      WL_EVENT_READABLE = 0x01,
      WL_EVENT_WRITEABLE = 0x02
};

struct wl_event_loop;
struct wl_event_source;
typedef int (*wl_event_loop_fd_func_t)(int fd, uint32_t mask, void *data);
typedef int (*wl_event_loop_timer_func_t)(void *data);
typedef int (*wl_event_loop_signal_func_t)(int signal_number, void *data);
typedef void (*wl_event_loop_idle_func_t)(void *data);

struct wl_event_loop *wl_event_loop_create(void);
void wl_event_loop_destroy(struct wl_event_loop *loop);
struct wl_event_source *wl_event_loop_add_fd(struct wl_event_loop *loop,
                                   int fd, uint32_t mask,
                                   wl_event_loop_fd_func_t func,
                                   void *data);
int wl_event_source_fd_update(struct wl_event_source *source, uint32_t mask);
struct wl_event_source *wl_event_loop_add_timer(struct wl_event_loop *loop,
                                    wl_event_loop_timer_func_t func,
                                    void *data);
struct wl_event_source *
wl_event_loop_add_signal(struct wl_event_loop *loop,
                  int signal_number,
                  wl_event_loop_signal_func_t func,
                  void *data);

int wl_event_source_timer_update(struct wl_event_source *source,
                         int ms_delay);
int wl_event_source_remove(struct wl_event_source *source);
void wl_event_source_check(struct wl_event_source *source);


int wl_event_loop_dispatch(struct wl_event_loop *loop, int timeout);
struct wl_event_source *wl_event_loop_add_idle(struct wl_event_loop *loop,
                                     wl_event_loop_idle_func_t func,
                                     void *data);
int wl_event_loop_get_fd(struct wl_event_loop *loop);

struct wl_client;
struct wl_display;
struct wl_input_device;

struct wl_display *wl_display_create(void);
void wl_display_destroy(struct wl_display *display);
struct wl_event_loop *wl_display_get_event_loop(struct wl_display *display);
int wl_display_add_socket(struct wl_display *display, const char *name);
void wl_display_terminate(struct wl_display *display);
void wl_display_run(struct wl_display *display);

void wl_display_add_object(struct wl_display *display,
                     struct wl_object *object);

typedef void (*wl_global_bind_func_t)(struct wl_client *client,
                              struct wl_object *global,
                              uint32_t version);

int wl_display_add_global(struct wl_display *display,
                    struct wl_object *object,
                    wl_global_bind_func_t func);

struct wl_client *wl_client_create(struct wl_display *display, int fd);
void wl_client_destroy(struct wl_client *client);
void wl_client_post_error(struct wl_client *client, struct wl_object *object,
                    uint32_t code, const char *msg, ...);
void wl_client_post_no_memory(struct wl_client *client);
void wl_client_post_global(struct wl_client *client, struct wl_object *object);

00103 struct wl_visual {
      struct wl_object object;
};

00107 struct wl_shm_callbacks {
      void (*buffer_created)(struct wl_buffer *buffer);

      void (*buffer_damaged)(struct wl_buffer *buffer,
                        int32_t x, int32_t y,
                        int32_t width, int32_t height);

      void (*buffer_destroyed)(struct wl_buffer *buffer);
};

00117 struct wl_compositor {
      struct wl_object object;
      struct wl_visual argb_visual;
      struct wl_visual premultiplied_argb_visual;
      struct wl_visual rgb_visual;
};

00124 struct wl_resource {
      struct wl_object object;
      void (*destroy)(struct wl_resource *resource,
                  struct wl_client *client);
      struct wl_list link;
      struct wl_list destroy_listener_list;
};

struct wl_buffer {
      struct wl_resource resource;
      struct wl_compositor *compositor;
      struct wl_visual *visual;
      int32_t width, height;
      void *user_data;
};

00140 struct wl_listener {
      struct wl_list link;
      void (*func)(struct wl_listener *listener,
                 struct wl_resource *resource, uint32_t time);
};

00146 struct wl_surface {
      struct wl_resource resource;
      struct wl_client *client;
};

struct wl_grab;
00152 struct wl_grab_interface {
      void (*motion)(struct wl_grab *grab,
                   uint32_t time, int32_t x, int32_t y);
      void (*button)(struct wl_grab *grab,
                   uint32_t time, int32_t button, int32_t state);
      void (*end)(struct wl_grab *grab, uint32_t time);
};

00160 struct wl_grab {
      const struct wl_grab_interface *interface;
      struct wl_input_device *input_device;
};

00165 struct wl_input_device {
      struct wl_object object;
      struct wl_compositor *compositor;
      struct wl_surface *pointer_focus;
      struct wl_surface *keyboard_focus;
      struct wl_array keys;
      uint32_t pointer_focus_time;
      uint32_t keyboard_focus_time;
      struct wl_listener pointer_focus_listener;
      struct wl_listener keyboard_focus_listener;

      int32_t x, y;
      struct wl_grab *grab;
      struct wl_grab motion_grab;
      uint32_t grab_time;
      int32_t grab_x, grab_y;
      uint32_t grab_button;
      struct wl_listener grab_listener;
};

00185 struct wl_drag_offer {
      struct wl_object object;
};

00189 struct wl_drag {
      struct wl_resource resource;
      struct wl_grab grab;
      struct wl_drag_offer drag_offer;
      struct wl_surface *source;
      struct wl_surface *drag_focus;
      struct wl_client *target;
      int32_t x, y, sx, sy;
      struct wl_array types;
      const char *type;
      uint32_t pointer_focus_time;
      struct wl_listener drag_focus_listener;
};

00203 struct wl_selection_offer {
      struct wl_object object;
};

00207 struct wl_selection {
      struct wl_resource resource;
      struct wl_client *client;
      struct wl_input_device *input_device;
      struct wl_selection_offer selection_offer;
      struct wl_surface *selection_focus;
      struct wl_client *target;
      struct wl_array types;
      struct wl_listener selection_focus_listener;
};

void
wl_client_post_event(struct wl_client *client,
                  struct wl_object *sender,
                  uint32_t event, ...);

int
wl_display_set_compositor(struct wl_display *display,
                    struct wl_compositor *compositor,
                    const struct wl_compositor_interface *implementation);

void
wl_display_post_frame(struct wl_display *display, struct wl_surface *surface,
                  uint32_t msecs);

void
wl_client_add_resource(struct wl_client *client,
                   struct wl_resource *resource);

struct wl_display *
wl_client_get_display(struct wl_client *client);

void
wl_resource_destroy(struct wl_resource *resource,
                struct wl_client *client, uint32_t time);

void
wl_input_device_init(struct wl_input_device *device,
                 struct wl_compositor *compositor);

void
wl_input_device_set_pointer_focus(struct wl_input_device *device,
                          struct wl_surface *surface,
                          uint32_t time,
                          int32_t x, int32_t y,
                          int32_t sx, int32_t sy);

void
wl_input_device_set_keyboard_focus(struct wl_input_device *device,
                           struct wl_surface *surface,
                           uint32_t time);

void
wl_input_device_end_grab(struct wl_input_device *device, uint32_t time);
void
wl_input_device_start_grab(struct wl_input_device *device,
                     struct wl_grab *grab,
                     uint32_t button, uint32_t time);
int
wl_input_device_update_grab(struct wl_input_device *device,
                      struct wl_grab *grab,
                      struct wl_surface *surface, uint32_t time);

struct wl_shm;

void *
wl_shm_buffer_get_data(struct wl_buffer *buffer);

int32_t
wl_shm_buffer_get_stride(struct wl_buffer *buffer);

struct wl_buffer *
wl_shm_buffer_create(struct wl_shm *shm, int width, int height,
                 int stride, struct wl_visual *visual,
                 void *data);

int
wl_buffer_is_shm(struct wl_buffer *buffer);

struct wl_shm *
wl_shm_init(struct wl_display *display,
          const struct wl_shm_callbacks *callbacks);

void
wl_shm_finish(struct wl_shm *shm);

int
wl_compositor_init(struct wl_compositor *compositor,
               const struct wl_compositor_interface *interface,
               struct wl_display *display);

#ifdef  __cplusplus
}
#endif

#endif

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