LookingGlass/client/displayservers/Wayland/wayland.h
Quantum 5649d1ad95 [client] wayland: split Wayland display server into modules
The Wayland display server is getting unwieldy due to the sheer size.
To make it easier to edit in the future, I split it into many components
based on logical boundaries.
2021-02-21 10:31:49 +11:00

220 lines
5.8 KiB
C

/*
Looking Glass - KVM FrameRelay (KVMFR) Client
Copyright (C) 2021 Guanzhong Chen (quantum2048@gmail.com)
Copyright (C) 2021 Tudor Brindus (contact@tbrindus.ca)
https://looking-glass.io
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdbool.h>
#include <sys/types.h>
#include <wayland-client.h>
#if defined(ENABLE_EGL) || defined(ENABLE_OPENGL)
# include <wayland-egl.h>
# include <EGL/egl.h>
# include <EGL/eglext.h>
#endif
#include "common/locking.h"
#include "common/countedbuffer.h"
#include "interface/displayserver.h"
#include "wayland-xdg-shell-client-protocol.h"
#include "wayland-xdg-decoration-unstable-v1-client-protocol.h"
#include "wayland-keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h"
#include "wayland-pointer-constraints-unstable-v1-client-protocol.h"
#include "wayland-relative-pointer-unstable-v1-client-protocol.h"
#include "wayland-idle-inhibit-unstable-v1-client-protocol.h"
typedef void (*WaylandPollCallback)(uint32_t events, void * opaque);
struct WaylandPoll
{
int fd;
bool removed;
WaylandPollCallback callback;
void * opaque;
struct wl_list link;
};
struct WaylandDSState
{
bool pointerGrabbed;
bool keyboardGrabbed;
struct wl_display * display;
struct wl_surface * surface;
struct wl_registry * registry;
struct wl_seat * seat;
struct wl_shm * shm;
struct wl_compositor * compositor;
int32_t width, height;
bool fullscreen;
uint32_t resizeSerial;
bool configured;
bool warpSupport;
double cursorX, cursorY;
#ifdef ENABLE_EGL
struct wl_egl_window * eglWindow;
#endif
#ifdef ENABLE_OPENGL
EGLDisplay glDisplay;
EGLConfig glConfig;
EGLSurface glSurface;
#endif
struct xdg_wm_base * xdgWmBase;
struct xdg_surface * xdgSurface;
struct xdg_toplevel * xdgToplevel;
struct zxdg_decoration_manager_v1 * xdgDecorationManager;
struct zxdg_toplevel_decoration_v1 * xdgToplevelDecoration;
struct wl_surface * cursor;
struct wl_data_device_manager * dataDeviceManager;
uint32_t capabilities;
struct wl_keyboard * keyboard;
struct zwp_keyboard_shortcuts_inhibit_manager_v1 * keyboardInhibitManager;
struct zwp_keyboard_shortcuts_inhibitor_v1 * keyboardInhibitor;
uint32_t keyboardEnterSerial;
struct wl_pointer * pointer;
struct zwp_relative_pointer_manager_v1 * relativePointerManager;
struct zwp_pointer_constraints_v1 * pointerConstraints;
struct zwp_relative_pointer_v1 * relativePointer;
struct zwp_confined_pointer_v1 * confinedPointer;
bool showPointer;
uint32_t pointerEnterSerial;
struct zwp_idle_inhibit_manager_v1 * idleInhibitManager;
struct zwp_idle_inhibitor_v1 * idleInhibitor;
struct wl_list poll; // WaylandPoll::link
struct wl_list pollFree; // WaylandPoll::link
LG_Lock pollLock;
LG_Lock pollFreeLock;
int epollFd;
int displayFd;
};
struct WCBTransfer
{
struct CountedBuffer * data;
const char ** mimetypes;
};
struct ClipboardRead
{
int fd;
size_t size;
size_t numRead;
uint8_t * buf;
enum LG_ClipboardData type;
struct wl_data_offer * offer;
};
struct WCBState
{
struct wl_data_device * dataDevice;
char lgMimetype[64];
enum LG_ClipboardData pendingType;
char * pendingMimetype;
bool isSelfCopy;
enum LG_ClipboardData stashedType;
uint8_t * stashedContents;
ssize_t stashedSize;
bool haveRequest;
LG_ClipboardData type;
struct ClipboardRead * currentRead;
};
extern struct WaylandDSState wlWm;
extern struct WCBState wlCb;
// clipboard module
bool waylandCBInit(void);
void waylandCBRequest(LG_ClipboardData type);
void waylandCBNotice(LG_ClipboardData type);
void waylandCBRelease(void);
// cursor module
bool waylandCursorInit(void);
void waylandShowPointer(bool show);
// gl module
#if defined(ENABLE_EGL) || defined(ENABLE_OPENGL)
bool waylandEGLInit(int w, int h);
EGLDisplay waylandGetEGLDisplay(void);
void waylandEGLSwapBuffers(EGLDisplay display, EGLSurface surface);
#endif
#ifdef ENABLE_EGL
EGLNativeWindowType waylandGetEGLNativeWindow(void);
#endif
#ifdef ENABLE_OPENGL
bool waylandOpenGLInit(void);
LG_DSGLContext waylandGLCreateContext(void);
void waylandGLDeleteContext(LG_DSGLContext context);
void waylandGLMakeCurrent(LG_DSGLContext context);
void waylandGLSetSwapInterval(int interval);
void waylandGLSwapBuffers(void);
#endif
// idle module
bool waylandIdleInit(void);
void waylandIdleFree(void);
void waylandInhibitIdle(void);
void waylandUninhibitIdle(void);
// input module
bool waylandInputInit(void);
void waylandInputFree(void);
void waylandGrabKeyboard(void);
void waylandGrabPointer(void);
void waylandUngrabKeyboard(void);
void waylandUngrabPointer(void);
void waylandRealignPointer(void);
void waylandWarpPointer(int x, int y, bool exiting);
// poll module
bool waylandPollInit(void);
void waylandWait(unsigned int time);
bool waylandEpollRegister(int fd, WaylandPollCallback callback, void * opaque, uint32_t events);
bool waylandEpollUnregister(int fd);
// registry module
bool waylandRegistryInit(void);
void waylandRegistryFree(void);
// window module
bool waylandWindowInit(const char * title, bool fullscreen, bool maximize, bool borderless);
void waylandWindowFree(void);
void waylandSetWindowSize(int x, int y);
void waylandSetFullscreen(bool fs);
bool waylandGetFullscreen(void);
bool waylandIsValidPointerPos(int x, int y);