diff options
Diffstat (limited to 'Source/3rdParty/SDL2/src/video/x11/SDL_x11video.c')
| -rw-r--r-- | Source/3rdParty/SDL2/src/video/x11/SDL_x11video.c | 497 |
1 files changed, 0 insertions, 497 deletions
diff --git a/Source/3rdParty/SDL2/src/video/x11/SDL_x11video.c b/Source/3rdParty/SDL2/src/video/x11/SDL_x11video.c deleted file mode 100644 index b3b1a70..0000000 --- a/Source/3rdParty/SDL2/src/video/x11/SDL_x11video.c +++ /dev/null @@ -1,497 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "../../SDL_internal.h" - -#if SDL_VIDEO_DRIVER_X11 - -#include <unistd.h> /* For getpid() and readlink() */ - -#include "SDL_video.h" -#include "SDL_mouse.h" -#include "SDL_timer.h" -#include "../SDL_sysvideo.h" -#include "../SDL_pixels_c.h" - -#include "SDL_x11video.h" -#include "SDL_x11framebuffer.h" -#include "SDL_x11shape.h" -#include "SDL_x11touch.h" -#include "SDL_x11xinput2.h" - -#if SDL_VIDEO_OPENGL_EGL -#include "SDL_x11opengles.h" -#endif - -#include "SDL_x11vulkan.h" - -/* Initialization/Query functions */ -static int X11_VideoInit(_THIS); -static void X11_VideoQuit(_THIS); - -/* Find out what class name we should use */ -static char * -get_classname() -{ - char *spot; -#if defined(__LINUX__) || defined(__FREEBSD__) - char procfile[1024]; - char linkfile[1024]; - int linksize; -#endif - - /* First allow environment variable override */ - spot = SDL_getenv("SDL_VIDEO_X11_WMCLASS"); - if (spot) { - return SDL_strdup(spot); - } - - /* Next look at the application's executable name */ -#if defined(__LINUX__) || defined(__FREEBSD__) -#if defined(__LINUX__) - SDL_snprintf(procfile, SDL_arraysize(procfile), "/proc/%d/exe", getpid()); -#elif defined(__FREEBSD__) - SDL_snprintf(procfile, SDL_arraysize(procfile), "/proc/%d/file", - getpid()); -#else -#error Where can we find the executable name? -#endif - linksize = readlink(procfile, linkfile, sizeof(linkfile) - 1); - if (linksize > 0) { - linkfile[linksize] = '\0'; - spot = SDL_strrchr(linkfile, '/'); - if (spot) { - return SDL_strdup(spot + 1); - } else { - return SDL_strdup(linkfile); - } - } -#endif /* __LINUX__ || __FREEBSD__ */ - - /* Finally use the default we've used forever */ - return SDL_strdup("SDL_App"); -} - -/* X11 driver bootstrap functions */ - -static int -X11_Available(void) -{ - Display *display = NULL; - if (SDL_X11_LoadSymbols()) { - display = X11_XOpenDisplay(NULL); - if (display != NULL) { - X11_XCloseDisplay(display); - } - SDL_X11_UnloadSymbols(); - } - return (display != NULL); -} - -static void -X11_DeleteDevice(SDL_VideoDevice * device) -{ - SDL_VideoData *data = (SDL_VideoData *) device->driverdata; - if (device->vulkan_config.loader_handle) { - device->Vulkan_UnloadLibrary(device); - } - if (data->display) { - X11_XCloseDisplay(data->display); - } - SDL_free(data->windowlist); - SDL_free(device->driverdata); - SDL_free(device); - - SDL_X11_UnloadSymbols(); -} - -/* An error handler to reset the vidmode and then call the default handler. */ -static SDL_bool safety_net_triggered = SDL_FALSE; -static int (*orig_x11_errhandler) (Display *, XErrorEvent *) = NULL; -static int -X11_SafetyNetErrHandler(Display * d, XErrorEvent * e) -{ - SDL_VideoDevice *device = NULL; - /* if we trigger an error in our error handler, don't try again. */ - if (!safety_net_triggered) { - safety_net_triggered = SDL_TRUE; - device = SDL_GetVideoDevice(); - if (device != NULL) { - int i; - for (i = 0; i < device->num_displays; i++) { - SDL_VideoDisplay *display = &device->displays[i]; - if (SDL_memcmp(&display->current_mode, &display->desktop_mode, - sizeof (SDL_DisplayMode)) != 0) { - X11_SetDisplayMode(device, display, &display->desktop_mode); - } - } - } - } - - if (orig_x11_errhandler != NULL) { - return orig_x11_errhandler(d, e); /* probably terminate. */ - } - - return 0; -} - -static SDL_VideoDevice * -X11_CreateDevice(int devindex) -{ - SDL_VideoDevice *device; - SDL_VideoData *data; - const char *display = NULL; /* Use the DISPLAY environment variable */ - - if (!SDL_X11_LoadSymbols()) { - return NULL; - } - - /* Need for threading gl calls. This is also required for the proprietary - nVidia driver to be threaded. */ - X11_XInitThreads(); - - /* Initialize all variables that we clean on shutdown */ - device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice)); - if (!device) { - SDL_OutOfMemory(); - return NULL; - } - data = (struct SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData)); - if (!data) { - SDL_free(device); - SDL_OutOfMemory(); - return NULL; - } - device->driverdata = data; - - data->global_mouse_changed = SDL_TRUE; - - /* FIXME: Do we need this? - if ( (SDL_strncmp(X11_XDisplayName(display), ":", 1) == 0) || - (SDL_strncmp(X11_XDisplayName(display), "unix:", 5) == 0) ) { - local_X11 = 1; - } else { - local_X11 = 0; - } - */ - data->display = X11_XOpenDisplay(display); -#ifdef SDL_VIDEO_DRIVER_X11_DYNAMIC - /* On some systems if linking without -lX11, it fails and you get following message. - * Xlib: connection to ":0.0" refused by server - * Xlib: XDM authorization key matches an existing client! - * - * It succeeds if retrying 1 second later - * or if running xhost +localhost on shell. - */ - if (data->display == NULL) { - SDL_Delay(1000); - data->display = X11_XOpenDisplay(display); - } -#endif - if (data->display == NULL) { - SDL_free(device->driverdata); - SDL_free(device); - SDL_SetError("Couldn't open X11 display"); - return NULL; - } -#ifdef X11_DEBUG - X11_XSynchronize(data->display, True); -#endif - - /* Hook up an X11 error handler to recover the desktop resolution. */ - safety_net_triggered = SDL_FALSE; - orig_x11_errhandler = X11_XSetErrorHandler(X11_SafetyNetErrHandler); - - /* Set the function pointers */ - device->VideoInit = X11_VideoInit; - device->VideoQuit = X11_VideoQuit; - device->ResetTouch = X11_ResetTouch; - device->GetDisplayModes = X11_GetDisplayModes; - device->GetDisplayBounds = X11_GetDisplayBounds; - device->GetDisplayUsableBounds = X11_GetDisplayUsableBounds; - device->GetDisplayDPI = X11_GetDisplayDPI; - device->SetDisplayMode = X11_SetDisplayMode; - device->SuspendScreenSaver = X11_SuspendScreenSaver; - device->PumpEvents = X11_PumpEvents; - - device->CreateSDLWindow = X11_CreateWindow; - device->CreateSDLWindowFrom = X11_CreateWindowFrom; - device->SetWindowTitle = X11_SetWindowTitle; - device->SetWindowIcon = X11_SetWindowIcon; - device->SetWindowPosition = X11_SetWindowPosition; - device->SetWindowSize = X11_SetWindowSize; - device->SetWindowMinimumSize = X11_SetWindowMinimumSize; - device->SetWindowMaximumSize = X11_SetWindowMaximumSize; - device->GetWindowBordersSize = X11_GetWindowBordersSize; - device->SetWindowOpacity = X11_SetWindowOpacity; - device->SetWindowModalFor = X11_SetWindowModalFor; - device->SetWindowInputFocus = X11_SetWindowInputFocus; - device->ShowWindow = X11_ShowWindow; - device->HideWindow = X11_HideWindow; - device->RaiseWindow = X11_RaiseWindow; - device->MaximizeWindow = X11_MaximizeWindow; - device->MinimizeWindow = X11_MinimizeWindow; - device->RestoreWindow = X11_RestoreWindow; - device->SetWindowBordered = X11_SetWindowBordered; - device->SetWindowResizable = X11_SetWindowResizable; - device->SetWindowFullscreen = X11_SetWindowFullscreen; - device->SetWindowGammaRamp = X11_SetWindowGammaRamp; - device->SetWindowGrab = X11_SetWindowGrab; - device->DestroyWindow = X11_DestroyWindow; - device->CreateWindowFramebuffer = X11_CreateWindowFramebuffer; - device->UpdateWindowFramebuffer = X11_UpdateWindowFramebuffer; - device->DestroyWindowFramebuffer = X11_DestroyWindowFramebuffer; - device->GetWindowWMInfo = X11_GetWindowWMInfo; - device->SetWindowHitTest = X11_SetWindowHitTest; - device->AcceptDragAndDrop = X11_AcceptDragAndDrop; - - device->shape_driver.CreateShaper = X11_CreateShaper; - device->shape_driver.SetWindowShape = X11_SetWindowShape; - device->shape_driver.ResizeWindowShape = X11_ResizeWindowShape; - -#if SDL_VIDEO_OPENGL_GLX - device->GL_LoadLibrary = X11_GL_LoadLibrary; - device->GL_GetProcAddress = X11_GL_GetProcAddress; - device->GL_UnloadLibrary = X11_GL_UnloadLibrary; - device->GL_CreateContext = X11_GL_CreateContext; - device->GL_MakeCurrent = X11_GL_MakeCurrent; - device->GL_SetSwapInterval = X11_GL_SetSwapInterval; - device->GL_GetSwapInterval = X11_GL_GetSwapInterval; - device->GL_SwapWindow = X11_GL_SwapWindow; - device->GL_DeleteContext = X11_GL_DeleteContext; -#elif SDL_VIDEO_OPENGL_EGL - device->GL_LoadLibrary = X11_GLES_LoadLibrary; - device->GL_GetProcAddress = X11_GLES_GetProcAddress; - device->GL_UnloadLibrary = X11_GLES_UnloadLibrary; - device->GL_CreateContext = X11_GLES_CreateContext; - device->GL_MakeCurrent = X11_GLES_MakeCurrent; - device->GL_SetSwapInterval = X11_GLES_SetSwapInterval; - device->GL_GetSwapInterval = X11_GLES_GetSwapInterval; - device->GL_SwapWindow = X11_GLES_SwapWindow; - device->GL_DeleteContext = X11_GLES_DeleteContext; -#endif - - device->SetClipboardText = X11_SetClipboardText; - device->GetClipboardText = X11_GetClipboardText; - device->HasClipboardText = X11_HasClipboardText; - device->StartTextInput = X11_StartTextInput; - device->StopTextInput = X11_StopTextInput; - device->SetTextInputRect = X11_SetTextInputRect; - - device->free = X11_DeleteDevice; - -#if SDL_VIDEO_VULKAN - device->Vulkan_LoadLibrary = X11_Vulkan_LoadLibrary; - device->Vulkan_UnloadLibrary = X11_Vulkan_UnloadLibrary; - device->Vulkan_GetInstanceExtensions = X11_Vulkan_GetInstanceExtensions; - device->Vulkan_CreateSurface = X11_Vulkan_CreateSurface; -#endif - - return device; -} - -VideoBootStrap X11_bootstrap = { - "x11", "SDL X11 video driver", - X11_Available, X11_CreateDevice -}; - -static int (*handler) (Display *, XErrorEvent *) = NULL; -static int -X11_CheckWindowManagerErrorHandler(Display * d, XErrorEvent * e) -{ - if (e->error_code == BadWindow) { - return (0); - } else { - return (handler(d, e)); - } -} - -static void -X11_CheckWindowManager(_THIS) -{ - SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; - Display *display = data->display; - Atom _NET_SUPPORTING_WM_CHECK; - int status, real_format; - Atom real_type; - unsigned long items_read = 0, items_left = 0; - unsigned char *propdata = NULL; - Window wm_window = 0; -#ifdef DEBUG_WINDOW_MANAGER - char *wm_name; -#endif - - /* Set up a handler to gracefully catch errors */ - X11_XSync(display, False); - handler = X11_XSetErrorHandler(X11_CheckWindowManagerErrorHandler); - - _NET_SUPPORTING_WM_CHECK = X11_XInternAtom(display, "_NET_SUPPORTING_WM_CHECK", False); - status = X11_XGetWindowProperty(display, DefaultRootWindow(display), _NET_SUPPORTING_WM_CHECK, 0L, 1L, False, XA_WINDOW, &real_type, &real_format, &items_read, &items_left, &propdata); - if (status == Success) { - if (items_read) { - wm_window = ((Window*)propdata)[0]; - } - if (propdata) { - X11_XFree(propdata); - propdata = NULL; - } - } - - if (wm_window) { - status = X11_XGetWindowProperty(display, wm_window, _NET_SUPPORTING_WM_CHECK, 0L, 1L, False, XA_WINDOW, &real_type, &real_format, &items_read, &items_left, &propdata); - if (status != Success || !items_read || wm_window != ((Window*)propdata)[0]) { - wm_window = None; - } - if (status == Success && propdata) { - X11_XFree(propdata); - propdata = NULL; - } - } - - /* Reset the error handler, we're done checking */ - X11_XSync(display, False); - X11_XSetErrorHandler(handler); - - if (!wm_window) { -#ifdef DEBUG_WINDOW_MANAGER - printf("Couldn't get _NET_SUPPORTING_WM_CHECK property\n"); -#endif - return; - } - data->net_wm = SDL_TRUE; - -#ifdef DEBUG_WINDOW_MANAGER - wm_name = X11_GetWindowTitle(_this, wm_window); - printf("Window manager: %s\n", wm_name); - SDL_free(wm_name); -#endif -} - - -int -X11_VideoInit(_THIS) -{ - SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; - - /* Get the window class name, usually the name of the application */ - data->classname = get_classname(); - - /* Get the process PID to be associated to the window */ - data->pid = getpid(); - - /* I have no idea how random this actually is, or has to be. */ - data->window_group = (XID) (((size_t) data->pid) ^ ((size_t) _this)); - - /* Look up some useful Atoms */ -#define GET_ATOM(X) data->X = X11_XInternAtom(data->display, #X, False) - GET_ATOM(WM_PROTOCOLS); - GET_ATOM(WM_DELETE_WINDOW); - GET_ATOM(WM_TAKE_FOCUS); - GET_ATOM(_NET_WM_STATE); - GET_ATOM(_NET_WM_STATE_HIDDEN); - GET_ATOM(_NET_WM_STATE_FOCUSED); - GET_ATOM(_NET_WM_STATE_MAXIMIZED_VERT); - GET_ATOM(_NET_WM_STATE_MAXIMIZED_HORZ); - GET_ATOM(_NET_WM_STATE_FULLSCREEN); - GET_ATOM(_NET_WM_STATE_ABOVE); - GET_ATOM(_NET_WM_STATE_SKIP_TASKBAR); - GET_ATOM(_NET_WM_STATE_SKIP_PAGER); - GET_ATOM(_NET_WM_ALLOWED_ACTIONS); - GET_ATOM(_NET_WM_ACTION_FULLSCREEN); - GET_ATOM(_NET_WM_NAME); - GET_ATOM(_NET_WM_ICON_NAME); - GET_ATOM(_NET_WM_ICON); - GET_ATOM(_NET_WM_PING); - GET_ATOM(_NET_WM_WINDOW_OPACITY); - GET_ATOM(_NET_WM_USER_TIME); - GET_ATOM(_NET_ACTIVE_WINDOW); - GET_ATOM(_NET_FRAME_EXTENTS); - GET_ATOM(UTF8_STRING); - GET_ATOM(PRIMARY); - GET_ATOM(XdndEnter); - GET_ATOM(XdndPosition); - GET_ATOM(XdndStatus); - GET_ATOM(XdndTypeList); - GET_ATOM(XdndActionCopy); - GET_ATOM(XdndDrop); - GET_ATOM(XdndFinished); - GET_ATOM(XdndSelection); - GET_ATOM(XKLAVIER_STATE); - - /* Detect the window manager */ - X11_CheckWindowManager(_this); - - if (X11_InitModes(_this) < 0) { - return -1; - } - - X11_InitXinput2(_this); - - if (X11_InitKeyboard(_this) != 0) { - return -1; - } - X11_InitMouse(_this); - - X11_InitTouch(_this); - -#if SDL_USE_LIBDBUS - SDL_DBus_Init(); -#endif - - return 0; -} - -void -X11_VideoQuit(_THIS) -{ - SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; - - if (data->clipboard_window) { - X11_XDestroyWindow(data->display, data->clipboard_window); - } - - SDL_free(data->classname); -#ifdef X_HAVE_UTF8_STRING - if (data->im) { - X11_XCloseIM(data->im); - } -#endif - - X11_QuitModes(_this); - X11_QuitKeyboard(_this); - X11_QuitMouse(_this); - X11_QuitTouch(_this); - -/* !!! FIXME: other subsystems use D-Bus, so we shouldn't quit it here; - have SDL.c do this at a higher level, or add refcounting. */ -#if SDL_USE_LIBDBUS - SDL_DBus_Quit(); -#endif -} - -SDL_bool -X11_UseDirectColorVisuals(void) -{ - return SDL_getenv("SDL_VIDEO_X11_NODIRECTCOLOR") ? SDL_FALSE : SDL_TRUE; -} - -#endif /* SDL_VIDEO_DRIVER_X11 */ - -/* vim: set ts=4 sw=4 expandtab: */ |