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[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.
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Quantum
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client/displayservers/Wayland/wayland.h
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219
client/displayservers/Wayland/wayland.h
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/*
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Looking Glass - KVM FrameRelay (KVMFR) Client
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Copyright (C) 2021 Guanzhong Chen (quantum2048@gmail.com)
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Copyright (C) 2021 Tudor Brindus (contact@tbrindus.ca)
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https://looking-glass.io
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdbool.h>
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#include <sys/types.h>
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#include <wayland-client.h>
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#if defined(ENABLE_EGL) || defined(ENABLE_OPENGL)
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# include <wayland-egl.h>
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# include <EGL/egl.h>
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# include <EGL/eglext.h>
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#endif
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#include "common/locking.h"
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#include "common/countedbuffer.h"
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#include "interface/displayserver.h"
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#include "wayland-xdg-shell-client-protocol.h"
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#include "wayland-xdg-decoration-unstable-v1-client-protocol.h"
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#include "wayland-keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h"
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#include "wayland-pointer-constraints-unstable-v1-client-protocol.h"
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#include "wayland-relative-pointer-unstable-v1-client-protocol.h"
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#include "wayland-idle-inhibit-unstable-v1-client-protocol.h"
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typedef void (*WaylandPollCallback)(uint32_t events, void * opaque);
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struct WaylandPoll
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{
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int fd;
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bool removed;
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WaylandPollCallback callback;
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void * opaque;
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struct wl_list link;
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};
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struct WaylandDSState
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{
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bool pointerGrabbed;
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bool keyboardGrabbed;
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struct wl_display * display;
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struct wl_surface * surface;
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struct wl_registry * registry;
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struct wl_seat * seat;
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struct wl_shm * shm;
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struct wl_compositor * compositor;
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int32_t width, height;
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bool fullscreen;
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uint32_t resizeSerial;
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bool configured;
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bool warpSupport;
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double cursorX, cursorY;
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#ifdef ENABLE_EGL
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struct wl_egl_window * eglWindow;
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#endif
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#ifdef ENABLE_OPENGL
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EGLDisplay glDisplay;
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EGLConfig glConfig;
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EGLSurface glSurface;
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#endif
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struct xdg_wm_base * xdgWmBase;
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struct xdg_surface * xdgSurface;
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struct xdg_toplevel * xdgToplevel;
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struct zxdg_decoration_manager_v1 * xdgDecorationManager;
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struct zxdg_toplevel_decoration_v1 * xdgToplevelDecoration;
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struct wl_surface * cursor;
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struct wl_data_device_manager * dataDeviceManager;
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uint32_t capabilities;
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struct wl_keyboard * keyboard;
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struct zwp_keyboard_shortcuts_inhibit_manager_v1 * keyboardInhibitManager;
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struct zwp_keyboard_shortcuts_inhibitor_v1 * keyboardInhibitor;
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uint32_t keyboardEnterSerial;
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struct wl_pointer * pointer;
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struct zwp_relative_pointer_manager_v1 * relativePointerManager;
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struct zwp_pointer_constraints_v1 * pointerConstraints;
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struct zwp_relative_pointer_v1 * relativePointer;
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struct zwp_confined_pointer_v1 * confinedPointer;
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bool showPointer;
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uint32_t pointerEnterSerial;
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struct zwp_idle_inhibit_manager_v1 * idleInhibitManager;
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struct zwp_idle_inhibitor_v1 * idleInhibitor;
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struct wl_list poll; // WaylandPoll::link
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struct wl_list pollFree; // WaylandPoll::link
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LG_Lock pollLock;
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LG_Lock pollFreeLock;
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int epollFd;
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int displayFd;
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};
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struct WCBTransfer
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{
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struct CountedBuffer * data;
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const char ** mimetypes;
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};
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struct ClipboardRead
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{
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int fd;
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size_t size;
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size_t numRead;
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uint8_t * buf;
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enum LG_ClipboardData type;
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struct wl_data_offer * offer;
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};
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struct WCBState
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{
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struct wl_data_device * dataDevice;
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char lgMimetype[64];
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enum LG_ClipboardData pendingType;
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char * pendingMimetype;
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bool isSelfCopy;
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enum LG_ClipboardData stashedType;
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uint8_t * stashedContents;
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ssize_t stashedSize;
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bool haveRequest;
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LG_ClipboardData type;
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struct ClipboardRead * currentRead;
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};
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extern struct WaylandDSState wlWm;
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extern struct WCBState wlCb;
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// clipboard module
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bool waylandCBInit(void);
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void waylandCBRequest(LG_ClipboardData type);
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void waylandCBNotice(LG_ClipboardData type);
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void waylandCBRelease(void);
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// cursor module
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bool waylandCursorInit(void);
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void waylandShowPointer(bool show);
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// gl module
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#if defined(ENABLE_EGL) || defined(ENABLE_OPENGL)
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bool waylandEGLInit(int w, int h);
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EGLDisplay waylandGetEGLDisplay(void);
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void waylandEGLSwapBuffers(EGLDisplay display, EGLSurface surface);
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#endif
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#ifdef ENABLE_EGL
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EGLNativeWindowType waylandGetEGLNativeWindow(void);
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#endif
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#ifdef ENABLE_OPENGL
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bool waylandOpenGLInit(void);
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LG_DSGLContext waylandGLCreateContext(void);
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void waylandGLDeleteContext(LG_DSGLContext context);
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void waylandGLMakeCurrent(LG_DSGLContext context);
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void waylandGLSetSwapInterval(int interval);
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void waylandGLSwapBuffers(void);
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#endif
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// idle module
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bool waylandIdleInit(void);
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void waylandIdleFree(void);
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void waylandInhibitIdle(void);
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void waylandUninhibitIdle(void);
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// input module
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bool waylandInputInit(void);
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void waylandInputFree(void);
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void waylandGrabKeyboard(void);
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void waylandGrabPointer(void);
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void waylandUngrabKeyboard(void);
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void waylandUngrabPointer(void);
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void waylandRealignPointer(void);
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void waylandWarpPointer(int x, int y, bool exiting);
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// poll module
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bool waylandPollInit(void);
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void waylandWait(unsigned int time);
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bool waylandEpollRegister(int fd, WaylandPollCallback callback, void * opaque, uint32_t events);
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bool waylandEpollUnregister(int fd);
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// registry module
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bool waylandRegistryInit(void);
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void waylandRegistryFree(void);
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// window module
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bool waylandWindowInit(const char * title, bool fullscreen, bool maximize, bool borderless);
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void waylandWindowFree(void);
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void waylandSetWindowSize(int x, int y);
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void waylandSetFullscreen(bool fs);
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bool waylandGetFullscreen(void);
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bool waylandIsValidPointerPos(int x, int y);
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