/*************************************************************************/ /* os_x11.cpp */ /*************************************************************************/ /* This file is part of: */ /* PANDEMONIUM ENGINE */ /* https://github.com/Relintai/pandemonium_engine */ /*************************************************************************/ /* Copyright (c) 2022-present Péter Magyar. */ /* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "os_x11.h" #include "core/math/vector2i.h" #include "core/os/dir_access.h" #include "core/string/print_string.h" #include "detect_prime.h" #include "drivers/gles2/rasterizer_gles2.h" #include "key_mapping_x11.h" #include "main/main.h" #include "scene/resources/texture.h" #include "servers/rendering/rendering_server_raster.h" #include "servers/rendering/rendering_server_wrap_mt.h" #ifdef HAVE_MNTENT #include #endif #include #include #include #include #include #include #include #include #include // ICCCM #define WM_NormalState 1L // window normal state #define WM_IconicState 3L // window minimized // EWMH #define _NET_WM_STATE_REMOVE 0L // remove/unset property #define _NET_WM_STATE_ADD 1L // add/set property #define _NET_WM_STATE_TOGGLE 2L // toggle property #include #include #include #include #include //stupid linux.h #ifdef KEY_TAB #undef KEY_TAB #endif #undef CursorShape #include // 2.2 is the first release with multitouch #define XINPUT_CLIENT_VERSION_MAJOR 2 #define XINPUT_CLIENT_VERSION_MINOR 2 #define VALUATOR_ABSX 0 #define VALUATOR_ABSY 1 #define VALUATOR_PRESSURE 2 #define VALUATOR_TILTX 3 #define VALUATOR_TILTY 4 //#define DISPLAY_SERVER_X11_DEBUG_LOGS_ENABLED #ifdef DISPLAY_SERVER_X11_DEBUG_LOGS_ENABLED #define DEBUG_LOG_X11(...) printf(__VA_ARGS__) #else #define DEBUG_LOG_X11(...) #endif static const double abs_resolution_mult = 10000.0; static const double abs_resolution_range_mult = 10.0; static String get_atom_name(Display *p_disp, Atom p_atom) { char *name = XGetAtomName(p_disp, p_atom); ERR_FAIL_NULL_V_MSG(name, String(), "Atom is invalid."); String ret; ret.parse_utf8(name); XFree(name); return ret; } void OS_X11::initialize_core() { crash_handler.initialize(); OS_Unix::initialize_core(); } int OS_X11::get_current_video_driver() const { return video_driver_index; } Error OS_X11::initialize(const VideoMode &p_desired, int p_video_driver, int p_audio_driver) { long im_event_mask = 0; last_button_state = 0; xmbstring = nullptr; x11_window = 0; last_click_ms = 0; last_click_button_index = -1; last_click_pos = Point2(-100, -100); args = OS::get_singleton()->get_cmdline_args(); current_videomode = p_desired; main_loop = nullptr; last_timestamp = 0; last_mouse_pos_valid = false; last_keyrelease_time = 0; xdnd_version = 0; XInitThreads(); /** XLIB INITIALIZATION **/ x11_display = XOpenDisplay(nullptr); if (!x11_display) { ERR_PRINT("X11 Display is not available"); return ERR_UNAVAILABLE; } char *modifiers = nullptr; Bool xkb_dar = False; XAutoRepeatOn(x11_display); xkb_dar = XkbSetDetectableAutoRepeat(x11_display, True, nullptr); // Try to support IME if detectable auto-repeat is supported if (xkb_dar == True) { #ifdef X_HAVE_UTF8_STRING // Xutf8LookupString will be used later instead of XmbLookupString before // the multibyte sequences can be converted to unicode string. modifiers = XSetLocaleModifiers(""); #endif } if (modifiers == nullptr) { if (is_stdout_verbose()) { WARN_PRINT("IME is disabled"); } XSetLocaleModifiers("@im=none"); WARN_PRINT("Error setting locale modifiers"); } const char *err; xrr_get_monitors = nullptr; xrr_free_monitors = nullptr; int xrandr_major = 0; int xrandr_minor = 0; int event_base, error_base; xrandr_ext_ok = XRRQueryExtension(x11_display, &event_base, &error_base); xrandr_handle = dlopen("libXrandr.so.2", RTLD_LAZY); if (!xrandr_handle) { err = dlerror(); // For some arcane reason, NetBSD now ships libXrandr.so.3 while the rest of the world has libXrandr.so.2... // In case this happens for other X11 platforms in the future, let's give it a try too before failing. xrandr_handle = dlopen("libXrandr.so.3", RTLD_LAZY); if (!xrandr_handle) { fprintf(stderr, "could not load libXrandr.so.2, Error: %s\n", err); } } else { XRRQueryVersion(x11_display, &xrandr_major, &xrandr_minor); if (((xrandr_major << 8) | xrandr_minor) >= 0x0105) { xrr_get_monitors = (xrr_get_monitors_t)dlsym(xrandr_handle, "XRRGetMonitors"); if (!xrr_get_monitors) { err = dlerror(); fprintf(stderr, "could not find symbol XRRGetMonitors\nError: %s\n", err); } else { xrr_free_monitors = (xrr_free_monitors_t)dlsym(xrandr_handle, "XRRFreeMonitors"); if (!xrr_free_monitors) { err = dlerror(); fprintf(stderr, "could not find XRRFreeMonitors\nError: %s\n", err); xrr_get_monitors = nullptr; } } } } if (!refresh_device_info()) { OS::get_singleton()->alert("Your system does not support XInput 2.\n" "Please upgrade your distribution.", "Unable to initialize XInput"); return ERR_UNAVAILABLE; } xim = XOpenIM(x11_display, nullptr, nullptr, nullptr); if (xim == nullptr) { WARN_PRINT("XOpenIM failed"); xim_style = 0L; } else { ::XIMCallback im_destroy_callback; im_destroy_callback.client_data = (::XPointer)(this); im_destroy_callback.callback = (::XIMProc)(xim_destroy_callback); if (XSetIMValues(xim, XNDestroyCallback, &im_destroy_callback, NULL) != nullptr) { WARN_PRINT("Error setting XIM destroy callback"); } ::XIMStyles *xim_styles = nullptr; xim_style = 0L; char *imvalret = XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL); if (imvalret != nullptr || xim_styles == nullptr) { fprintf(stderr, "Input method doesn't support any styles\n"); } if (xim_styles) { xim_style = 0L; for (int i = 0; i < xim_styles->count_styles; i++) { if (xim_styles->supported_styles[i] == (XIMPreeditNothing | XIMStatusNothing)) { xim_style = xim_styles->supported_styles[i]; break; } } XFree(xim_styles); } XFree(imvalret); } /* char* windowid = getenv("PANDEMONIUM_WINDOWID"); if (windowid) { //freopen("/home/punto/stdout", "w", stdout); //reopen("/home/punto/stderr", "w", stderr); x11_window = atol(windowid); XWindowAttributes xwa; XGetWindowAttributes(x11_display,x11_window,&xwa); current_videomode.width = xwa.width; current_videomode.height = xwa.height; }; */ // maybe contextgl wants to be in charge of creating the window #if defined(OPENGL_ENABLED) if (getenv("DRI_PRIME") == nullptr) { int use_prime = -1; if (getenv("PRIMUS_DISPLAY") || getenv("PRIMUS_libGLd") || getenv("PRIMUS_libGLa") || getenv("PRIMUS_libGL") || getenv("PRIMUS_LOAD_GLOBAL") || getenv("BUMBLEBEE_SOCKET")) { print_verbose("Optirun/primusrun detected. Skipping GPU detection"); use_prime = 0; } // Some tools use fake libGL libraries and have them override the real one using // LD_LIBRARY_PATH, so we skip them. *But* Steam also sets LD_LIBRARY_PATH for its // runtime and includes system `/lib` and `/lib64`... so ignore Steam. if (use_prime == -1 && getenv("LD_LIBRARY_PATH") && !getenv("STEAM_RUNTIME_LIBRARY_PATH")) { String ld_library_path(getenv("LD_LIBRARY_PATH")); Vector libraries = ld_library_path.split(":"); for (int i = 0; i < libraries.size(); ++i) { if (FileAccess::exists(libraries[i] + "/libGL.so.1") || FileAccess::exists(libraries[i] + "/libGL.so")) { print_verbose("Custom libGL override detected. Skipping GPU detection"); use_prime = 0; } } } if (use_prime == -1) { print_verbose("Detecting GPUs, set DRI_PRIME in the environment to override GPU detection logic."); use_prime = detect_prime(); } if (use_prime) { print_line("Found discrete GPU, setting DRI_PRIME=1 to use it."); print_line("Note: Set DRI_PRIME=0 in the environment to disable Pandemonium from using the discrete GPU."); setenv("DRI_PRIME", "1", 1); } } ContextGL_X11::ContextType opengl_api_type = ContextGL_X11::GLES_2_0_COMPATIBLE; //if (p_video_driver == VIDEO_DRIVER_GLES2) { // opengl_api_type = ContextGL_X11::GLES_2_0_COMPATIBLE; //} //bool editor = Engine::get_singleton()->is_editor_hint(); //p_video_driver = VIDEO_DRIVER_GLES2; bool gl_initialization_error = false; context_gl = nullptr; while (!context_gl) { context_gl = memnew(ContextGL_X11(x11_display, x11_window, current_videomode, opengl_api_type)); if (context_gl->initialize() != OK) { memdelete(context_gl); context_gl = nullptr; gl_initialization_error = true; break; } } while (true) { if (opengl_api_type == ContextGL_X11::GLES_2_0_COMPATIBLE) { if (RasterizerGLES2::is_viable() == OK) { RasterizerGLES2::register_config(); RasterizerGLES2::make_current(); break; } else { gl_initialization_error = true; break; } } } if (gl_initialization_error) { OS::get_singleton()->alert("Your video card driver does not support any of the supported OpenGL versions.\n" "Please update your drivers or if you have a very old or integrated GPU, upgrade it.\n" "If you have updated your graphics drivers recently, try rebooting.\n" "Alternatively, you can force software rendering by running Pandemonium with the `LIBGL_ALWAYS_SOFTWARE=1`\n" "environment variable set, but this will be very slow.", "Unable to initialize Video driver"); return ERR_UNAVAILABLE; } video_driver_index = p_video_driver; context_gl->set_use_vsync(current_videomode.use_vsync); #endif rendering_server = memnew(RenderingServerRaster); if (get_render_thread_mode() != RENDER_THREAD_UNSAFE) { rendering_server = memnew(RenderingServerWrapMT(rendering_server, get_render_thread_mode() == RENDER_SEPARATE_THREAD)); } if (current_videomode.maximized) { current_videomode.maximized = false; set_window_maximized(true); // borderless fullscreen window mode } else if (current_videomode.fullscreen) { current_videomode.fullscreen = false; set_window_fullscreen(true); } else if (current_videomode.borderless_window) { Hints hints; Atom property; hints.flags = 2; hints.decorations = 0; property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True); if (property != None) { XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5); } } // make PID known to X11 { const long pid = this->get_process_id(); Atom net_wm_pid = XInternAtom(x11_display, "_NET_WM_PID", False); if (net_wm_pid != None) { XChangeProperty(x11_display, x11_window, net_wm_pid, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&pid, 1); } } // disable resizable window if (!current_videomode.resizable && !current_videomode.fullscreen) { XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = PMinSize | PMaxSize; XWindowAttributes xwa; if (current_videomode.fullscreen) { XGetWindowAttributes(x11_display, DefaultRootWindow(x11_display), &xwa); } else { XGetWindowAttributes(x11_display, x11_window, &xwa); } xsh->min_width = xwa.width; xsh->max_width = xwa.width; xsh->min_height = xwa.height; xsh->max_height = xwa.height; XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); } if (current_videomode.always_on_top) { current_videomode.always_on_top = false; set_window_always_on_top(true); } ERR_FAIL_COND_V(!rendering_server, ERR_UNAVAILABLE); ERR_FAIL_COND_V(x11_window == 0, ERR_UNAVAILABLE); XSetWindowAttributes new_attr; new_attr.event_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask | Button1MotionMask | Button2MotionMask | Button3MotionMask | Button4MotionMask | Button5MotionMask | ButtonMotionMask | KeymapStateMask | ExposureMask | VisibilityChangeMask | StructureNotifyMask | SubstructureNotifyMask | SubstructureRedirectMask | FocusChangeMask | PropertyChangeMask | ColormapChangeMask | OwnerGrabButtonMask | im_event_mask; XChangeWindowAttributes(x11_display, x11_window, CWEventMask, &new_attr); static unsigned char all_mask_data[XIMaskLen(XI_LASTEVENT)] = {}; static unsigned char all_master_mask_data[XIMaskLen(XI_LASTEVENT)] = {}; xi.all_event_mask.deviceid = XIAllDevices; xi.all_event_mask.mask_len = sizeof(all_mask_data); xi.all_event_mask.mask = all_mask_data; xi.all_master_event_mask.deviceid = XIAllMasterDevices; xi.all_master_event_mask.mask_len = sizeof(all_master_mask_data); xi.all_master_event_mask.mask = all_master_mask_data; XISetMask(xi.all_event_mask.mask, XI_HierarchyChanged); XISetMask(xi.all_master_event_mask.mask, XI_DeviceChanged); XISetMask(xi.all_master_event_mask.mask, XI_RawMotion); #ifdef TOUCH_ENABLED if (xi.touch_devices.size()) { XISetMask(xi.all_event_mask.mask, XI_TouchBegin); XISetMask(xi.all_event_mask.mask, XI_TouchUpdate); XISetMask(xi.all_event_mask.mask, XI_TouchEnd); XISetMask(xi.all_event_mask.mask, XI_TouchOwnership); } #endif XISelectEvents(x11_display, x11_window, &xi.all_event_mask, 1); XISelectEvents(x11_display, DefaultRootWindow(x11_display), &xi.all_master_event_mask, 1); /* set the titlebar name */ XStoreName(x11_display, x11_window, "Pandemonium"); wm_delete = XInternAtom(x11_display, "WM_DELETE_WINDOW", true); XSetWMProtocols(x11_display, x11_window, &wm_delete, 1); im_active = false; im_position = Vector2(); if (xim && xim_style) { xic = XCreateIC(xim, XNInputStyle, xim_style, XNClientWindow, x11_window, XNFocusWindow, x11_window, (char *)nullptr); if (XGetICValues(xic, XNFilterEvents, &im_event_mask, NULL) != nullptr) { WARN_PRINT("XGetICValues couldn't obtain XNFilterEvents value"); XDestroyIC(xic); xic = nullptr; } if (xic) { XUnsetICFocus(xic); } else { WARN_PRINT("XCreateIC couldn't create xic"); } } else { xic = nullptr; WARN_PRINT("XCreateIC couldn't create xic"); } cursor_size = XcursorGetDefaultSize(x11_display); cursor_theme = XcursorGetTheme(x11_display); if (!cursor_theme) { print_verbose("XcursorGetTheme could not get cursor theme"); cursor_theme = "default"; } for (int i = 0; i < CURSOR_MAX; i++) { cursors[i] = None; img[i] = nullptr; } current_cursor = CURSOR_ARROW; for (int i = 0; i < CURSOR_MAX; i++) { static const char *cursor_file[] = { "left_ptr", "xterm", "hand2", "cross", "watch", "left_ptr_watch", "fleur", "hand1", "X_cursor", "sb_v_double_arrow", "sb_h_double_arrow", "size_bdiag", "size_fdiag", "hand1", "sb_v_double_arrow", "sb_h_double_arrow", "question_arrow" }; img[i] = XcursorLibraryLoadImage(cursor_file[i], cursor_theme, cursor_size); if (img[i]) { cursors[i] = XcursorImageLoadCursor(x11_display, img[i]); } else { print_verbose("Failed loading custom cursor: " + String(cursor_file[i])); } } { // Creating an empty/transparent cursor // Create 1x1 bitmap Pixmap cursormask = XCreatePixmap(x11_display, RootWindow(x11_display, DefaultScreen(x11_display)), 1, 1, 1); // Fill with zero XGCValues xgc; xgc.function = GXclear; GC gc = XCreateGC(x11_display, cursormask, GCFunction, &xgc); XFillRectangle(x11_display, cursormask, gc, 0, 0, 1, 1); // Color value doesn't matter. Mask zero means no foreground or background will be drawn XColor col = {}; Cursor cursor = XCreatePixmapCursor(x11_display, cursormask, // source (using cursor mask as placeholder, since it'll all be ignored) cursormask, // mask &col, &col, 0, 0); XFreePixmap(x11_display, cursormask); XFreeGC(x11_display, gc); if (cursor == None) { ERR_PRINT("FAILED CREATING CURSOR"); } null_cursor = cursor; } set_cursor_shape(CURSOR_BUSY); //Set Xdnd (drag & drop) support Atom XdndAware = XInternAtom(x11_display, "XdndAware", False); Atom version = 5; if (XdndAware != None) { XChangeProperty(x11_display, x11_window, XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char *)&version, 1); } xdnd_enter = XInternAtom(x11_display, "XdndEnter", False); xdnd_position = XInternAtom(x11_display, "XdndPosition", False); xdnd_status = XInternAtom(x11_display, "XdndStatus", False); xdnd_action_copy = XInternAtom(x11_display, "XdndActionCopy", False); xdnd_drop = XInternAtom(x11_display, "XdndDrop", False); xdnd_finished = XInternAtom(x11_display, "XdndFinished", False); xdnd_selection = XInternAtom(x11_display, "XdndSelection", False); requested = None; rendering_server->init(); AudioDriverManager::initialize(p_audio_driver); input = memnew(InputDefault); window_has_focus = true; // Set focus to true at init #ifdef JOYDEV_ENABLED joypad = memnew(JoypadLinux(input)); #endif power_manager = memnew(PowerX11); if (p_desired.layered) { set_window_per_pixel_transparency_enabled(true); } XEvent xevent; while (XPending(x11_display) > 0) { XNextEvent(x11_display, &xevent); if (xevent.type == ConfigureNotify) { _window_changed(&xevent); } } events_thread.start(_poll_events_thread, this); update_real_mouse_position(); return OK; } bool OS_X11::refresh_device_info() { int event_base, error_base; print_verbose("XInput: Refreshing devices."); if (!XQueryExtension(x11_display, "XInputExtension", &xi.opcode, &event_base, &error_base)) { print_verbose("XInput extension not available. Please upgrade your distribution."); return false; } int xi_major_query = XINPUT_CLIENT_VERSION_MAJOR; int xi_minor_query = XINPUT_CLIENT_VERSION_MINOR; if (XIQueryVersion(x11_display, &xi_major_query, &xi_minor_query) != Success) { print_verbose(vformat("XInput 2 not available (server supports %d.%d).", xi_major_query, xi_minor_query)); xi.opcode = 0; return false; } if (xi_major_query < XINPUT_CLIENT_VERSION_MAJOR || (xi_major_query == XINPUT_CLIENT_VERSION_MAJOR && xi_minor_query < XINPUT_CLIENT_VERSION_MINOR)) { print_verbose(vformat("XInput %d.%d not available (server supports %d.%d). Touch input unavailable.", XINPUT_CLIENT_VERSION_MAJOR, XINPUT_CLIENT_VERSION_MINOR, xi_major_query, xi_minor_query)); } xi.absolute_devices.clear(); xi.touch_devices.clear(); xi.pen_inverted_devices.clear(); int dev_count; XIDeviceInfo *info = XIQueryDevice(x11_display, XIAllDevices, &dev_count); for (int i = 0; i < dev_count; i++) { XIDeviceInfo *dev = &info[i]; if (!dev->enabled) { continue; } if (!(dev->use == XISlavePointer || dev->use == XIFloatingSlave)) { continue; } bool direct_touch = false; bool absolute_mode = false; int resolution_x = 0; int resolution_y = 0; double abs_x_min = 0; double abs_x_max = 0; double abs_y_min = 0; double abs_y_max = 0; double pressure_min = 0; double pressure_max = 0; double tilt_x_min = 0; double tilt_x_max = 0; double tilt_y_min = 0; double tilt_y_max = 0; for (int j = 0; j < dev->num_classes; j++) { #ifdef TOUCH_ENABLED if (dev->classes[j]->type == XITouchClass && ((XITouchClassInfo *)dev->classes[j])->mode == XIDirectTouch) { direct_touch = true; } #endif if (dev->classes[j]->type == XIValuatorClass) { XIValuatorClassInfo *class_info = (XIValuatorClassInfo *)dev->classes[j]; if (class_info->number == VALUATOR_ABSX && class_info->mode == XIModeAbsolute) { resolution_x = class_info->resolution; abs_x_min = class_info->min; abs_x_max = class_info->max; absolute_mode = true; } else if (class_info->number == VALUATOR_ABSY && class_info->mode == XIModeAbsolute) { resolution_y = class_info->resolution; abs_y_min = class_info->min; abs_y_max = class_info->max; absolute_mode = true; } else if (class_info->number == VALUATOR_PRESSURE && class_info->mode == XIModeAbsolute) { pressure_min = class_info->min; pressure_max = class_info->max; } else if (class_info->number == VALUATOR_TILTX && class_info->mode == XIModeAbsolute) { tilt_x_min = class_info->min; tilt_x_max = class_info->max; } else if (class_info->number == VALUATOR_TILTY && class_info->mode == XIModeAbsolute) { tilt_y_min = class_info->min; tilt_y_max = class_info->max; } } } if (direct_touch) { xi.touch_devices.push_back(dev->deviceid); print_verbose("XInput: Using touch device: " + String(dev->name)); } if (absolute_mode) { // If no resolution was reported, use the min/max ranges. if (resolution_x <= 0) { resolution_x = (abs_x_max - abs_x_min) * abs_resolution_range_mult; } if (resolution_y <= 0) { resolution_y = (abs_y_max - abs_y_min) * abs_resolution_range_mult; } xi.absolute_devices[dev->deviceid] = Vector2(abs_resolution_mult / resolution_x, abs_resolution_mult / resolution_y); print_verbose("XInput: Absolute pointing device: " + String(dev->name)); } xi.pressure = 0; xi.pen_pressure_range[dev->deviceid] = Vector2(pressure_min, pressure_max); xi.pen_tilt_x_range[dev->deviceid] = Vector2(tilt_x_min, tilt_x_max); xi.pen_tilt_y_range[dev->deviceid] = Vector2(tilt_y_min, tilt_y_max); xi.pen_inverted_devices[dev->deviceid] = String(dev->name).findn("eraser") > 0; } XIFreeDeviceInfo(info); #ifdef TOUCH_ENABLED if (!xi.touch_devices.size()) { print_verbose("XInput: No touch devices found."); } #endif return true; } void OS_X11::xim_destroy_callback(::XIM im, ::XPointer client_data, ::XPointer call_data) { WARN_PRINT("Input method stopped"); OS_X11 *os = reinterpret_cast(client_data); os->xim = nullptr; os->xic = nullptr; } void OS_X11::set_ime_active(const bool p_active) { im_active = p_active; if (!xic) { return; } // Block events polling while changing input focus // because it triggers some event polling internally. if (p_active) { { MutexLock mutex_lock(events_mutex); XSetICFocus(xic); } set_ime_position(im_position); } else { MutexLock mutex_lock(events_mutex); XUnsetICFocus(xic); } } void OS_X11::set_ime_position(const Point2 &p_pos) { im_position = p_pos; if (!xic) { return; } ::XPoint spot; spot.x = short(p_pos.x); spot.y = short(p_pos.y); XVaNestedList preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); { // Block events polling during this call // because it triggers some event polling internally. MutexLock mutex_lock(events_mutex); XSetICValues(xic, XNPreeditAttributes, preedit_attr, NULL); } XFree(preedit_attr); } String OS_X11::get_unique_id() const { static String machine_id; if (machine_id.empty()) { if (FileAccess *f = FileAccess::open("/etc/machine-id", FileAccess::READ)) { while (machine_id.empty() && !f->eof_reached()) { machine_id = f->get_line().strip_edges(); } f->close(); memdelete(f); } } return machine_id; } String OS_X11::get_processor_name() const { FileAccessRef f = FileAccess::open("/proc/cpuinfo", FileAccess::READ); ERR_FAIL_COND_V_MSG(!f, "", String("Couldn't open `/proc/cpuinfo` to get the CPU model name. Returning an empty string.")); while (!f->eof_reached()) { const String line = f->get_line(); if (line.find("model name") != -1) { return line.split(":")[1].strip_edges(); } } ERR_FAIL_V_MSG("", String("Couldn't get the CPU model name from `/proc/cpuinfo`. Returning an empty string.")); } void OS_X11::finalize() { events_thread_done = true; events_thread.wait_to_finish(); if (main_loop) { memdelete(main_loop); } main_loop = nullptr; /* if (debugger_connection_console) { memdelete(debugger_connection_console); } */ #ifdef ALSAMIDI_ENABLED driver_alsamidi.close(); #endif #ifdef JOYDEV_ENABLED memdelete(joypad); #endif xi.touch_devices.clear(); xi.state.clear(); memdelete(input); cursors_cache.clear(); rendering_server->finish(); memdelete(rendering_server); //memdelete(rasterizer); memdelete(power_manager); if (xrandr_handle) { dlclose(xrandr_handle); } if (!OS::get_singleton()->is_no_window_mode_enabled()) { XUnmapWindow(x11_display, x11_window); } XDestroyWindow(x11_display, x11_window); #if defined(OPENGL_ENABLED) memdelete(context_gl); #endif for (int i = 0; i < CURSOR_MAX; i++) { if (cursors[i] != None) { XFreeCursor(x11_display, cursors[i]); } if (img[i] != nullptr) { XcursorImageDestroy(img[i]); } }; if (xic) { XDestroyIC(xic); } if (xim) { XCloseIM(xim); } XCloseDisplay(x11_display); if (xmbstring) { memfree(xmbstring); } args.clear(); } bool OS_X11::is_offscreen_gl_available() const { #if defined(OPENGL_ENABLED) return context_gl->is_offscreen_available(); #else return false; #endif } void OS_X11::set_offscreen_gl_current(bool p_current) { #if defined(OPENGL_ENABLED) if (p_current) { return context_gl->make_offscreen_current(); } else { return context_gl->release_offscreen_current(); } #endif } void OS_X11::set_mouse_mode(MouseMode p_mode) { if (p_mode == mouse_mode) { return; } if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED) { XUngrabPointer(x11_display, CurrentTime); } // The only modes that show a cursor are VISIBLE and CONFINED bool showCursor = (p_mode == MOUSE_MODE_VISIBLE || p_mode == MOUSE_MODE_CONFINED); if (showCursor) { XDefineCursor(x11_display, x11_window, cursors[current_cursor]); // show cursor } else { XDefineCursor(x11_display, x11_window, null_cursor); // hide cursor } mouse_mode = p_mode; if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED) { //flush pending motion events flush_mouse_motion(); if (XGrabPointer( x11_display, x11_window, True, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync, GrabModeAsync, x11_window, None, CurrentTime) != GrabSuccess) { ERR_PRINT("NO GRAB"); } if (mouse_mode == MOUSE_MODE_CAPTURED) { center.x = current_videomode.width / 2; center.y = current_videomode.height / 2; XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)center.x, (int)center.y); input->set_mouse_position(center); } } else { do_mouse_warp = false; } XFlush(x11_display); } void OS_X11::warp_mouse_position(const Point2 &p_to) { if (mouse_mode == MOUSE_MODE_CAPTURED) { last_mouse_pos = p_to; } else { /*XWindowAttributes xwa; XGetWindowAttributes(x11_display, x11_window, &xwa); printf("%d %d\n", xwa.x, xwa.y); needed? */ XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)p_to.x, (int)p_to.y); } } void OS_X11::flush_mouse_motion() { // Block events polling while flushing motion events. MutexLock mutex_lock(events_mutex); for (uint32_t event_index = 0; event_index < polled_events.size(); ++event_index) { XEvent &event = polled_events[event_index]; if (XGetEventData(x11_display, &event.xcookie) && event.xcookie.type == GenericEvent && event.xcookie.extension == xi.opcode) { XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data; if (event_data->evtype == XI_RawMotion) { XFreeEventData(x11_display, &event.xcookie); polled_events.remove(event_index--); continue; } XFreeEventData(x11_display, &event.xcookie); break; } } xi.relative_motion.x = 0; xi.relative_motion.y = 0; } OS::MouseMode OS_X11::get_mouse_mode() const { return mouse_mode; } int OS_X11::get_mouse_button_state() const { return last_button_state; } Point2 OS_X11::get_mouse_position() const { return last_mouse_pos; } bool OS_X11::get_window_per_pixel_transparency_enabled() const { if (!is_layered_allowed()) { return false; } return layered_window; } void OS_X11::set_window_per_pixel_transparency_enabled(bool p_enabled) { if (!is_layered_allowed()) { return; } if (layered_window != p_enabled) { if (p_enabled) { layered_window = true; } else { layered_window = false; } } } void OS_X11::set_window_title(const String &p_title) { XStoreName(x11_display, x11_window, p_title.utf8().get_data()); Atom _net_wm_name = XInternAtom(x11_display, "_NET_WM_NAME", false); Atom utf8_string = XInternAtom(x11_display, "UTF8_STRING", false); if (_net_wm_name != None && utf8_string != None) { XChangeProperty(x11_display, x11_window, _net_wm_name, utf8_string, 8, PropModeReplace, (unsigned char *)p_title.utf8().get_data(), p_title.utf8().length()); } } void OS_X11::set_window_mouse_passthrough(const PoolVector2Array &p_region) { int event_base, error_base; const Bool ext_okay = XShapeQueryExtension(x11_display, &event_base, &error_base); if (ext_okay) { Region region; if (p_region.size() == 0) { region = XCreateRegion(); XRectangle rect; rect.x = 0; rect.y = 0; rect.width = get_real_window_size().x; rect.height = get_real_window_size().y; XUnionRectWithRegion(&rect, region, region); } else { XPoint *points = (XPoint *)memalloc(sizeof(XPoint) * p_region.size()); for (int i = 0; i < p_region.size(); i++) { points[i].x = p_region[i].x; points[i].y = p_region[i].y; } region = XPolygonRegion(points, p_region.size(), EvenOddRule); memfree(points); } XShapeCombineRegion(x11_display, x11_window, ShapeInput, 0, 0, region, ShapeSet); XDestroyRegion(region); } } void OS_X11::set_video_mode(const VideoMode &p_video_mode, int p_screen) { } OS::VideoMode OS_X11::get_video_mode(int p_screen) const { return current_videomode; } void OS_X11::get_fullscreen_mode_list(List *p_list, int p_screen) const { } void OS_X11::set_wm_fullscreen(bool p_enabled) { if (p_enabled && !get_borderless_window()) { // remove decorations if the window is not already borderless Hints hints; Atom property; hints.flags = 2; hints.decorations = 0; property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True); if (property != None) { XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5); } } if (p_enabled && !is_window_resizable()) { // Set the window as resizable to prevent window managers to ignore the fullscreen state flag. XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = 0L; XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); } // Using EWMH -- Extended Window Manager Hints XEvent xev; Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xev.xclient.data.l[1] = wm_fullscreen; xev.xclient.data.l[2] = 0; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); // set bypass compositor hint Atom bypass_compositor = XInternAtom(x11_display, "_NET_WM_BYPASS_COMPOSITOR", False); unsigned long compositing_disable_on = p_enabled ? 1 : 0; if (bypass_compositor != None) { XChangeProperty(x11_display, x11_window, bypass_compositor, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&compositing_disable_on, 1); } XFlush(x11_display); if (!p_enabled) { // Reset the non-resizable flags if we un-set these before. Size2 size = get_window_size(); XSizeHints *xsh; xsh = XAllocSizeHints(); if (!is_window_resizable()) { xsh->flags = PMinSize | PMaxSize; xsh->min_width = size.x; xsh->max_width = size.x; xsh->min_height = size.y; xsh->max_height = size.y; } else { xsh->flags = 0L; if (min_size != Size2()) { xsh->flags |= PMinSize; xsh->min_width = min_size.x; xsh->min_height = min_size.y; } if (max_size != Size2()) { xsh->flags |= PMaxSize; xsh->max_width = max_size.x; xsh->max_height = max_size.y; } } XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); // put back or remove decorations according to the last set borderless state Hints hints; Atom property; hints.flags = 2; hints.decorations = current_videomode.borderless_window ? 0 : 1; property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True); if (property != None) { XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5); } } } void OS_X11::set_wm_above(bool p_enabled) { Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_above = XInternAtom(x11_display, "_NET_WM_STATE_ABOVE", False); XClientMessageEvent xev; memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.window = x11_window; xev.message_type = wm_state; xev.format = 32; xev.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xev.data.l[1] = wm_above; xev.data.l[3] = 1; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xev); } int OS_X11::get_screen_count() const { // Using Xinerama Extension int event_base, error_base; const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base); if (!ext_okay) { return 0; } int count; XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count); XFree(xsi); return count; } int OS_X11::get_current_screen() const { int x, y; Window child; XTranslateCoordinates(x11_display, x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child); int count = get_screen_count(); for (int i = 0; i < count; i++) { Point2i pos = get_screen_position(i); Size2i size = get_screen_size(i); if ((x >= pos.x && x < pos.x + size.width) && (y >= pos.y && y < pos.y + size.height)) { return i; } } return 0; } void OS_X11::set_current_screen(int p_screen) { if (p_screen == -1) { p_screen = get_current_screen(); } // Check if screen is valid ERR_FAIL_INDEX(p_screen, get_screen_count()); if (current_videomode.fullscreen) { Point2i position = get_screen_position(p_screen); Size2i size = get_screen_size(p_screen); XMoveResizeWindow(x11_display, x11_window, position.x, position.y, size.x, size.y); } else { if (p_screen != get_current_screen()) { Vector2 ofs = get_window_position() - get_screen_position(get_current_screen()); set_window_position(ofs + get_screen_position(p_screen)); } } } Point2 OS_X11::get_screen_position(int p_screen) const { if (p_screen == -1) { p_screen = get_current_screen(); } // Using Xinerama Extension int event_base, error_base; const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base); if (!ext_okay) { return Point2i(0, 0); } int count; XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count); // Check if screen is valid if (p_screen < 0 || p_screen >= count) { XFree(xsi); ERR_FAIL_V_MSG(Point2i(0, 0), vformat("Index %d is out of bounds (count = %d)", p_screen, count)); } Point2i position = Point2i(xsi[p_screen].x_org, xsi[p_screen].y_org); XFree(xsi); return position; } Size2 OS_X11::get_screen_size(int p_screen) const { if (p_screen == -1) { p_screen = get_current_screen(); } // Using Xinerama Extension int event_base, error_base; const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base); if (!ext_okay) { return Size2i(0, 0); } int count; XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count); // Check if screen is valid if (p_screen < 0 || p_screen >= count) { XFree(xsi); ERR_FAIL_V_MSG(Size2i(0, 0), vformat("Index %d is out of bounds (count = %d)", p_screen, count)); } Size2i size = Point2i(xsi[p_screen].width, xsi[p_screen].height); XFree(xsi); return size; } int OS_X11::get_screen_dpi(int p_screen) const { if (p_screen == -1) { p_screen = get_current_screen(); } //invalid screen? ERR_FAIL_INDEX_V(p_screen, get_screen_count(), 0); //Get physical monitor Dimensions through XRandR and calculate dpi Size2 sc = get_screen_size(p_screen); if (xrandr_ext_ok) { int count = 0; if (xrr_get_monitors) { xrr_monitor_info *monitors = xrr_get_monitors(x11_display, x11_window, true, &count); if (p_screen < count) { double xdpi = sc.width / (double)monitors[p_screen].mwidth * 25.4; double ydpi = sc.height / (double)monitors[p_screen].mheight * 25.4; xrr_free_monitors(monitors); return (xdpi + ydpi) / 2; } xrr_free_monitors(monitors); } else if (p_screen == 0) { XRRScreenSize *sizes = XRRSizes(x11_display, 0, &count); if (sizes) { double xdpi = sc.width / (double)sizes[0].mwidth * 25.4; double ydpi = sc.height / (double)sizes[0].mheight * 25.4; return (xdpi + ydpi) / 2; } } } int width_mm = DisplayWidthMM(x11_display, p_screen); int height_mm = DisplayHeightMM(x11_display, p_screen); double xdpi = (width_mm ? sc.width / (double)width_mm * 25.4 : 0); double ydpi = (height_mm ? sc.height / (double)height_mm * 25.4 : 0); if (xdpi || ydpi) { return (xdpi + ydpi) / (xdpi && ydpi ? 2 : 1); } //could not get dpi return 96; } float OS_X11::get_screen_refresh_rate(int p_screen) const { if (p_screen == -1) { p_screen = get_current_screen(); } //invalid screen? ERR_FAIL_INDEX_V(p_screen, get_screen_count(), OS::get_singleton()->SCREEN_REFRESH_RATE_FALLBACK); //Use xrandr to get screen refresh rate. if (xrandr_ext_ok) { XRRScreenResources *screen_info = XRRGetScreenResources(x11_display, x11_window); if (screen_info) { RRMode current_mode = 0; xrr_monitor_info *monitors = nullptr; if (xrr_get_monitors) { int count = 0; monitors = xrr_get_monitors(x11_display, x11_window, true, &count); ERR_FAIL_INDEX_V(p_screen, count, OS::get_singleton()->SCREEN_REFRESH_RATE_FALLBACK); } else { ERR_PRINT("An error occurred while trying to get the screen refresh rate."); return OS::get_singleton()->SCREEN_REFRESH_RATE_FALLBACK; } bool found_active_mode = false; for (int crtc = 0; crtc < screen_info->ncrtc; crtc++) { // Loop through outputs to find which one is currently outputting. XRRCrtcInfo *monitor_info = XRRGetCrtcInfo(x11_display, screen_info, screen_info->crtcs[crtc]); if (monitor_info->x != monitors[p_screen].x || monitor_info->y != monitors[p_screen].y) { // If X and Y aren't the same as the monitor we're looking for, this isn't the right monitor. Continue. continue; } if (monitor_info->mode != None) { current_mode = monitor_info->mode; found_active_mode = true; break; } } if (found_active_mode) { for (int mode = 0; mode < screen_info->nmode; mode++) { XRRModeInfo m_info = screen_info->modes[mode]; if (m_info.id == current_mode) { // Snap to nearest 0.01 to stay consistent with other platforms. return Math::stepify((float)m_info.dotClock / ((float)m_info.hTotal * (float)m_info.vTotal), 0.01); } } } ERR_PRINT("An error occurred while trying to get the screen refresh rate."); // We should have returned the refresh rate by now. An error must have occurred. return OS::get_singleton()->SCREEN_REFRESH_RATE_FALLBACK; } else { ERR_PRINT("An error occurred while trying to get the screen refresh rate."); return OS::get_singleton()->SCREEN_REFRESH_RATE_FALLBACK; } } ERR_PRINT("An error occurred while trying to get the screen refresh rate."); return OS::get_singleton()->SCREEN_REFRESH_RATE_FALLBACK; } Point2 OS_X11::get_window_position() const { int x, y; Window child; XTranslateCoordinates(x11_display, x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child); return Point2i(x, y); } void OS_X11::set_window_position(const Point2 &p_position) { int x = 0; int y = 0; if (!get_borderless_window()) { //exclude window decorations XSync(x11_display, False); Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True); if (prop != None) { Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; if (XGetWindowProperty(x11_display, x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) { if (format == 32 && len == 4) { long *extents = (long *)data; x = extents[0]; y = extents[2]; } XFree(data); } } } XMoveWindow(x11_display, x11_window, p_position.x - x, p_position.y - y); update_real_mouse_position(); } Size2 OS_X11::get_window_size() const { // Use current_videomode width and height instead of XGetWindowAttributes // since right after a XResizeWindow the attributes may not be updated yet return Size2i(current_videomode.width, current_videomode.height); } Size2 OS_X11::get_real_window_size() const { XWindowAttributes xwa; XSync(x11_display, False); XGetWindowAttributes(x11_display, x11_window, &xwa); int w = xwa.width; int h = xwa.height; Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True); if (prop != None) { Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; if (XGetWindowProperty(x11_display, x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) { if (format == 32 && len == 4) { long *extents = (long *)data; w += extents[0] + extents[1]; // left, right h += extents[2] + extents[3]; // top, bottom } XFree(data); } } return Size2(w, h); } Size2 OS_X11::get_max_window_size() const { return max_size; } Size2 OS_X11::get_min_window_size() const { return min_size; } void OS_X11::set_min_window_size(const Size2 p_size) { if ((p_size != Size2()) && (max_size != Size2()) && ((p_size.x > max_size.x) || (p_size.y > max_size.y))) { ERR_PRINT("Minimum window size can't be larger than maximum window size!"); return; } min_size = p_size; if (is_window_resizable()) { XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = 0L; if (min_size != Size2()) { xsh->flags |= PMinSize; xsh->min_width = min_size.x; xsh->min_height = min_size.y; } if (max_size != Size2()) { xsh->flags |= PMaxSize; xsh->max_width = max_size.x; xsh->max_height = max_size.y; } XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); XFlush(x11_display); } } void OS_X11::set_max_window_size(const Size2 p_size) { if ((p_size != Size2()) && ((p_size.x < min_size.x) || (p_size.y < min_size.y))) { ERR_PRINT("Maximum window size can't be smaller than minimum window size!"); return; } max_size = p_size; if (is_window_resizable()) { XSizeHints *xsh; xsh = XAllocSizeHints(); xsh->flags = 0L; if (min_size != Size2()) { xsh->flags |= PMinSize; xsh->min_width = min_size.x; xsh->min_height = min_size.y; } if (max_size != Size2()) { xsh->flags |= PMaxSize; xsh->max_width = max_size.x; xsh->max_height = max_size.y; } XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); XFlush(x11_display); } } void OS_X11::set_window_size(const Size2 p_size) { if (current_videomode.width == p_size.width && current_videomode.height == p_size.height) { return; } XWindowAttributes xwa; XSync(x11_display, False); XGetWindowAttributes(x11_display, x11_window, &xwa); int old_w = xwa.width; int old_h = xwa.height; Size2 size = p_size; ERR_FAIL_COND(Math::is_nan(size.x) || Math::is_nan(size.y)); size.x = MAX(1, size.x); size.y = MAX(1, size.y); // If window resizable is disabled we need to update the attributes first XSizeHints *xsh; xsh = XAllocSizeHints(); if (!is_window_resizable()) { xsh->flags = PMinSize | PMaxSize; xsh->min_width = size.x; xsh->max_width = size.x; xsh->min_height = size.y; xsh->max_height = size.y; } else { xsh->flags = 0L; if (min_size != Size2()) { xsh->flags |= PMinSize; xsh->min_width = min_size.x; xsh->min_height = min_size.y; } if (max_size != Size2()) { xsh->flags |= PMaxSize; xsh->max_width = max_size.x; xsh->max_height = max_size.y; } } XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); // Resize the window XResizeWindow(x11_display, x11_window, size.x, size.y); // Update our videomode width and height current_videomode.width = size.x; current_videomode.height = size.y; for (int timeout = 0; timeout < 50; ++timeout) { XSync(x11_display, False); XGetWindowAttributes(x11_display, x11_window, &xwa); if (old_w != xwa.width || old_h != xwa.height) { break; } usleep(10000); } } void OS_X11::set_window_fullscreen(bool p_enabled) { if (current_videomode.fullscreen == p_enabled) { return; } if (layered_window) { set_window_per_pixel_transparency_enabled(false); } if (p_enabled && current_videomode.always_on_top) { // Fullscreen + Always-on-top requires a maximized window on some window managers (Metacity) set_window_maximized(true); } set_wm_fullscreen(p_enabled); if (!p_enabled && current_videomode.always_on_top) { // Restore set_window_maximized(false); } if (!p_enabled) { set_window_position(last_position_before_fs); } else { last_position_before_fs = get_window_position(); } current_videomode.fullscreen = p_enabled; } bool OS_X11::is_window_fullscreen() const { return current_videomode.fullscreen; } void OS_X11::set_window_resizable(bool p_enabled) { XSizeHints *xsh; xsh = XAllocSizeHints(); if (!p_enabled) { Size2 size = get_window_size(); xsh->flags = PMinSize | PMaxSize; xsh->min_width = size.x; xsh->max_width = size.x; xsh->min_height = size.y; xsh->max_height = size.y; } else { xsh->flags = 0L; if (min_size != Size2()) { xsh->flags |= PMinSize; xsh->min_width = min_size.x; xsh->min_height = min_size.y; } if (max_size != Size2()) { xsh->flags |= PMaxSize; xsh->max_width = max_size.x; xsh->max_height = max_size.y; } } XSetWMNormalHints(x11_display, x11_window, xsh); XFree(xsh); current_videomode.resizable = p_enabled; XFlush(x11_display); } bool OS_X11::is_window_resizable() const { return current_videomode.resizable; } void OS_X11::set_window_minimized(bool p_enabled) { if (is_no_window_mode_enabled()) { return; } // Using ICCCM -- Inter-Client Communication Conventions Manual XEvent xev; Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_change; xev.xclient.format = 32; xev.xclient.data.l[0] = p_enabled ? WM_IconicState : WM_NormalState; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = _NET_WM_STATE_ADD; xev.xclient.data.l[1] = wm_hidden; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); } bool OS_X11::is_window_minimized() const { // Using ICCCM -- Inter-Client Communication Conventions Manual Atom property = XInternAtom(x11_display, "WM_STATE", True); if (property == None) { return false; } Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; bool retval = false; int result = XGetWindowProperty( x11_display, x11_window, property, 0, 32, False, AnyPropertyType, &type, &format, &len, &remaining, &data); if (result == Success) { long *state = (long *)data; if (state[0] == WM_IconicState) { retval = true; } XFree(data); } return retval; } void OS_X11::set_window_maximized(bool p_enabled) { if (is_no_window_mode_enabled()) { return; } if (is_window_maximized() == p_enabled) { return; } // Using EWMH -- Extended Window Manager Hints XEvent xev; Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False); Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE; xev.xclient.data.l[1] = wm_max_horz; xev.xclient.data.l[2] = wm_max_vert; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); if (p_enabled && is_window_maximize_allowed()) { // Wait for effective resizing (so the GLX context is too). // Give up after 0.5s, it's not going to happen on this WM. // https://github.com/godotengine/godot/issues/19978 for (int attempt = 0; !is_window_maximized() && attempt < 50; attempt++) { usleep(10000); } } maximized = p_enabled; } // Just a helper to reduce code duplication in `is_window_maximize_allowed` // and `is_window_maximized`. bool OS_X11::window_maximize_check(const char *p_atom_name) const { Atom property = XInternAtom(x11_display, p_atom_name, False); Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; bool retval = false; if (property == None) { return false; } int result = XGetWindowProperty( x11_display, x11_window, property, 0, 1024, False, XA_ATOM, &type, &format, &len, &remaining, &data); if (result == Success) { Atom *atoms = (Atom *)data; Atom wm_act_max_horz; Atom wm_act_max_vert; if (strcmp(p_atom_name, "_NET_WM_STATE") == 0) { wm_act_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False); wm_act_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False); } else { wm_act_max_horz = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_HORZ", False); wm_act_max_vert = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_VERT", False); } bool found_wm_act_max_horz = false; bool found_wm_act_max_vert = false; for (uint64_t i = 0; i < len; i++) { if (atoms[i] == wm_act_max_horz) { found_wm_act_max_horz = true; } if (atoms[i] == wm_act_max_vert) { found_wm_act_max_vert = true; } if (found_wm_act_max_horz || found_wm_act_max_vert) { retval = true; break; } } XFree(data); } return retval; } bool OS_X11::window_fullscreen_check() const { // Using EWMH -- Extended Window Manager Hints Atom property = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; bool retval = false; if (property == None) { return retval; } int result = XGetWindowProperty( x11_display, x11_window, property, 0, 1024, False, XA_ATOM, &type, &format, &len, &remaining, &data); if (result == Success) { Atom *atoms = (Atom *)data; Atom wm_fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False); for (uint64_t i = 0; i < len; i++) { if (atoms[i] == wm_fullscreen) { retval = true; break; } } XFree(data); } return retval; } bool OS_X11::is_window_maximize_allowed() const { return window_maximize_check("_NET_WM_ALLOWED_ACTIONS"); } bool OS_X11::is_window_maximized() const { // Using EWMH -- Extended Window Manager Hints return window_maximize_check("_NET_WM_STATE"); } void OS_X11::set_window_always_on_top(bool p_enabled) { if (is_window_always_on_top() == p_enabled) { return; } if (p_enabled && current_videomode.fullscreen) { // Fullscreen + Always-on-top requires a maximized window on some window managers (Metacity) set_window_maximized(true); } set_wm_above(p_enabled); if (!p_enabled && !current_videomode.fullscreen) { // Restore set_window_maximized(false); } current_videomode.always_on_top = p_enabled; } bool OS_X11::is_window_always_on_top() const { return current_videomode.always_on_top; } bool OS_X11::is_window_focused() const { return window_focused; } void OS_X11::set_borderless_window(bool p_borderless) { if (get_borderless_window() == p_borderless) { return; } current_videomode.borderless_window = p_borderless; Hints hints; Atom property; hints.flags = 2; hints.decorations = current_videomode.borderless_window ? 0 : 1; property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True); if (property != None) { XChangeProperty(x11_display, x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5); } // Preserve window size set_window_size(Size2(current_videomode.width, current_videomode.height)); } bool OS_X11::get_borderless_window() { bool borderless = current_videomode.borderless_window; Atom prop = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True); if (prop != None) { Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; if (XGetWindowProperty(x11_display, x11_window, prop, 0, sizeof(Hints), False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) { if (data && (format == 32) && (len >= 5)) { borderless = !((Hints *)data)->decorations; } XFree(data); } } return borderless; } void OS_X11::request_attention() { // Using EWMH -- Extended Window Manager Hints // // Sets the _NET_WM_STATE_DEMANDS_ATTENTION atom for WM_STATE // Will be unset by the window manager after user react on the request for attention XEvent xev; Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False); Atom wm_attention = XInternAtom(x11_display, "_NET_WM_STATE_DEMANDS_ATTENTION", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = wm_state; xev.xclient.format = 32; xev.xclient.data.l[0] = _NET_WM_STATE_ADD; xev.xclient.data.l[1] = wm_attention; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); XFlush(x11_display); } void *OS_X11::get_native_handle(int p_handle_type) { switch (p_handle_type) { case APPLICATION_HANDLE: return nullptr; // Do we have a value to return here? case DISPLAY_HANDLE: return (void *)x11_display; case WINDOW_HANDLE: return (void *)x11_window; case WINDOW_VIEW: return nullptr; // Do we have a value to return here? case OPENGL_CONTEXT: return context_gl->get_glx_context(); default: return nullptr; } } void OS_X11::get_key_modifier_state(unsigned int p_x11_state, Ref state) { state->set_shift((p_x11_state & ShiftMask)); state->set_control((p_x11_state & ControlMask)); state->set_alt((p_x11_state & Mod1Mask /*|| p_x11_state&Mod5Mask*/)); //altgr should not count as alt state->set_metakey((p_x11_state & Mod4Mask)); } unsigned int OS_X11::get_mouse_button_state(unsigned int p_x11_button, int p_x11_type) { unsigned int mask = 1 << (p_x11_button - 1); if (p_x11_type == ButtonPress) { last_button_state |= mask; } else { last_button_state &= ~mask; } return last_button_state; } void OS_X11::_handle_key_event(XKeyEvent *p_event, LocalVector &p_events, uint32_t &p_event_index, bool p_echo) { // X11 functions don't know what const is XKeyEvent *xkeyevent = p_event; // This code was pretty difficult to write. // The docs stink and every toolkit seems to // do it in a different way. /* Phase 1, obtain a proper keysym */ // This was also very difficult to figure out. // You'd expect you could just use Keysym provided by // XKeycodeToKeysym to obtain internationalized // input.. WRONG!! // you must use XLookupString (???) which not only wastes // cycles generating an unnecessary string, but also // still works in half the cases. (won't handle deadkeys) // For more complex input methods (deadkeys and more advanced) // you have to use XmbLookupString (??). // So.. then you have to choose which of both results // you want to keep. // This is a real bizarreness and cpu waster. KeySym keysym_keycode = 0; // keysym used to find a keycode KeySym keysym_unicode = 0; // keysym used to find unicode // XLookupString returns keysyms usable as nice scancodes/ char str[256 + 1]; XKeyEvent xkeyevent_no_mod = *xkeyevent; xkeyevent_no_mod.state &= ~ShiftMask; xkeyevent_no_mod.state &= ~ControlMask; XLookupString(xkeyevent, str, 256, &keysym_unicode, nullptr); XLookupString(&xkeyevent_no_mod, nullptr, 0, &keysym_keycode, nullptr); // Meanwhile, XLookupString returns keysyms useful for unicode. if (!xmbstring) { // keep a temporary buffer for the string xmbstring = (char *)memalloc(sizeof(char) * 8); xmblen = 8; } if (xkeyevent->type == KeyPress && xic) { Status status; #ifdef X_HAVE_UTF8_STRING int utf8len = 8; char *utf8string = (char *)memalloc(sizeof(char) * utf8len); int utf8bytes = Xutf8LookupString(xic, xkeyevent, utf8string, utf8len - 1, &keysym_unicode, &status); if (status == XBufferOverflow) { utf8len = utf8bytes + 1; utf8string = (char *)memrealloc(utf8string, utf8len); utf8bytes = Xutf8LookupString(xic, xkeyevent, utf8string, utf8len - 1, &keysym_unicode, &status); } utf8string[utf8bytes] = '\0'; if (status == XLookupChars) { bool keypress = xkeyevent->type == KeyPress; unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode); unsigned int physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode); if (keycode >= 'a' && keycode <= 'z') { keycode -= 'a' - 'A'; } String tmp; tmp.parse_utf8(utf8string, utf8bytes); for (int i = 0; i < tmp.length(); i++) { Ref k; k.instance(); if (physical_keycode == 0 && keycode == 0 && tmp[i] == 0) { continue; } if (keycode == 0) { keycode = physical_keycode; } get_key_modifier_state(xkeyevent->state, k); k->set_unicode(tmp[i]); k->set_pressed(keypress); k->set_scancode(keycode); k->set_physical_scancode(physical_keycode); k->set_echo(false); if (k->get_scancode() == KEY_BACKTAB) { //make it consistent across platforms. k->set_scancode(KEY_TAB); k->set_physical_scancode(KEY_TAB); k->set_shift(true); } input->parse_input_event(k); } memfree(utf8string); return; } memfree(utf8string); #else do { int mnbytes = XmbLookupString(xic, xkeyevent, xmbstring, xmblen - 1, &keysym_unicode, &status); xmbstring[mnbytes] = '\0'; if (status == XBufferOverflow) { xmblen = mnbytes + 1; xmbstring = (char *)memrealloc(xmbstring, xmblen); } } while (status == XBufferOverflow); #endif } /* Phase 2, obtain a pigui keycode from the keysym */ // KeyMappingX11 just translated the X11 keysym to a PIGUI // keysym, so it works in all platforms the same. unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode); unsigned int physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode); /* Phase 3, obtain a unicode character from the keysym */ // KeyMappingX11 also translates keysym to unicode. // It does a binary search on a table to translate // most properly. unsigned int unicode = keysym_unicode > 0 ? KeyMappingX11::get_unicode_from_keysym(keysym_unicode) : 0; /* Phase 4, determine if event must be filtered */ // This seems to be a side-effect of using XIM. // XFilterEvent looks like a core X11 function, // but it's actually just used to see if we must // ignore a deadkey, or events XIM determines // must not reach the actual gui. // Guess it was a design problem of the extension bool keypress = xkeyevent->type == KeyPress; if (physical_keycode == 0 && keycode == 0 && unicode == 0) { return; } if (keycode == 0) { keycode = physical_keycode; } /* Phase 5, determine modifier mask */ // No problems here, except I had no way to // know Mod1 was ALT and Mod4 was META (applekey/winkey) // just tried Mods until i found them. //print_verbose("mod1: "+itos(xkeyevent->state&Mod1Mask)+" mod 5: "+itos(xkeyevent->state&Mod5Mask)); Ref k; k.instance(); get_key_modifier_state(xkeyevent->state, k); /* Phase 6, determine echo character */ // Echo characters in X11 are a keyrelease and a keypress // one after the other with the (almot) same timestamp. // To detect them, i compare to the next event in list and // check that their difference in time is below a threshold. if (xkeyevent->type != KeyPress) { p_echo = false; // make sure there are events pending, // so this call won't block. if (p_event_index + 1 < p_events.size()) { XEvent &peek_event = p_events[p_event_index + 1]; // I'm using a threshold of 5 msecs, // since sometimes there seems to be a little // jitter. I'm still not convinced that all this approach // is correct, but the xorg developers are // not very helpful today. ::Time tresh = ABSDIFF(peek_event.xkey.time, xkeyevent->time); if (peek_event.type == KeyPress && tresh < 5) { KeySym rk; XLookupString((XKeyEvent *)&peek_event, str, 256, &rk, nullptr); if (rk == keysym_keycode) { // Consume to next event. ++p_event_index; _handle_key_event((XKeyEvent *)&peek_event, p_events, p_event_index, true); return; //ignore current, echo next } } // use the time from peek_event so it always works } // save the time to check for echo when keypress happens } /* Phase 7, send event to Window */ k->set_pressed(keypress); if (keycode >= 'a' && keycode <= 'z') { keycode -= 'a' - 'A'; } k->set_scancode(keycode); k->set_physical_scancode(physical_keycode); k->set_unicode(unicode); k->set_echo(p_echo); if (k->get_scancode() == KEY_BACKTAB) { //make it consistent across platforms. k->set_scancode(KEY_TAB); k->set_physical_scancode(KEY_TAB); k->set_shift(true); } //don't set mod state if modifier keys are released by themselves //else event.is_action() will not work correctly here if (!k->is_pressed()) { if (k->get_scancode() == KEY_SHIFT) { k->set_shift(false); } else if (k->get_scancode() == KEY_CONTROL) { k->set_control(false); } else if (k->get_scancode() == KEY_ALT) { k->set_alt(false); } else if (k->get_scancode() == KEY_META) { k->set_metakey(false); } } bool last_is_pressed = Input::get_singleton()->is_key_pressed(k->get_scancode()); if (k->is_pressed()) { if (last_is_pressed) { k->set_echo(true); } } //printf("key: %x\n",k->get_scancode()); input->parse_input_event(k); } Atom OS_X11::_process_selection_request_target(Atom p_target, Window p_requestor, Atom p_property) const { if (p_target == XInternAtom(x11_display, "TARGETS", 0)) { // Request to list all supported targets. Atom data[9]; data[0] = XInternAtom(x11_display, "TARGETS", 0); data[1] = XInternAtom(x11_display, "SAVE_TARGETS", 0); data[2] = XInternAtom(x11_display, "MULTIPLE", 0); data[3] = XInternAtom(x11_display, "UTF8_STRING", 0); data[4] = XInternAtom(x11_display, "COMPOUND_TEXT", 0); data[5] = XInternAtom(x11_display, "TEXT", 0); data[6] = XA_STRING; data[7] = XInternAtom(x11_display, "text/plain;charset=utf-8", 0); data[8] = XInternAtom(x11_display, "text/plain", 0); XChangeProperty(x11_display, p_requestor, p_property, XA_ATOM, 32, PropModeReplace, (unsigned char *)&data, sizeof(data) / sizeof(data[0])); return p_property; } else if (p_target == XInternAtom(x11_display, "SAVE_TARGETS", 0)) { // Request to check if SAVE_TARGETS is supported, nothing special to do. XChangeProperty(x11_display, p_requestor, p_property, XInternAtom(x11_display, "NULL", False), 32, PropModeReplace, nullptr, 0); return p_property; } else if (p_target == XInternAtom(x11_display, "UTF8_STRING", 0) || p_target == XInternAtom(x11_display, "COMPOUND_TEXT", 0) || p_target == XInternAtom(x11_display, "TEXT", 0) || p_target == XA_STRING || p_target == XInternAtom(x11_display, "text/plain;charset=utf-8", 0) || p_target == XInternAtom(x11_display, "text/plain", 0)) { // Directly using internal clipboard because we know our window // is the owner during a selection request. CharString clip = OS::get_clipboard().utf8(); XChangeProperty(x11_display, p_requestor, p_property, p_target, 8, PropModeReplace, (unsigned char *)clip.get_data(), clip.length()); return p_property; } else { char *target_name = XGetAtomName(x11_display, p_target); printf("Target '%s' not supported.\n", target_name); if (target_name) { XFree(target_name); } return None; } } void OS_X11::_handle_selection_request_event(XSelectionRequestEvent *p_event) const { XEvent respond; if (p_event->target == XInternAtom(x11_display, "MULTIPLE", 0)) { // Request for multiple target conversions at once. Atom atom_pair = XInternAtom(x11_display, "ATOM_PAIR", False); respond.xselection.property = None; Atom type; int format; unsigned long len; unsigned long remaining; unsigned char *data = nullptr; if (XGetWindowProperty(x11_display, p_event->requestor, p_event->property, 0, LONG_MAX, False, atom_pair, &type, &format, &len, &remaining, &data) == Success) { if ((len >= 2) && data) { Atom *targets = (Atom *)data; for (uint64_t i = 0; i < len; i += 2) { Atom target = targets[i]; Atom &property = targets[i + 1]; property = _process_selection_request_target(target, p_event->requestor, property); } XChangeProperty(x11_display, p_event->requestor, p_event->property, atom_pair, 32, PropModeReplace, (unsigned char *)targets, len); respond.xselection.property = p_event->property; } XFree(data); } } else { // Request for target conversion. respond.xselection.property = _process_selection_request_target(p_event->target, p_event->requestor, p_event->property); } respond.xselection.type = SelectionNotify; respond.xselection.display = p_event->display; respond.xselection.requestor = p_event->requestor; respond.xselection.selection = p_event->selection; respond.xselection.target = p_event->target; respond.xselection.time = p_event->time; XSendEvent(x11_display, p_event->requestor, True, NoEventMask, &respond); XFlush(x11_display); } struct Property { unsigned char *data; int format, nitems; Atom type; }; static Property read_property(Display *p_display, Window p_window, Atom p_property) { Atom actual_type = None; int actual_format = 0; unsigned long nitems = 0; unsigned long bytes_after = 0; unsigned char *ret = nullptr; int read_bytes = 1024; //Keep trying to read the property until there are no //bytes unread. if (p_property != None) { do { if (ret != nullptr) { XFree(ret); } XGetWindowProperty(p_display, p_window, p_property, 0, read_bytes, False, AnyPropertyType, &actual_type, &actual_format, &nitems, &bytes_after, &ret); read_bytes *= 2; } while (bytes_after != 0); } Property p = { ret, actual_format, (int)nitems, actual_type }; return p; } static Atom pick_target_from_list(Display *p_display, Atom *p_list, int p_count) { static const char *target_type = "text/uri-list"; for (int i = 0; i < p_count; i++) { Atom atom = p_list[i]; if (atom != None && get_atom_name(p_display, atom) == target_type) { return atom; } } return None; } static Atom pick_target_from_atoms(Display *p_disp, Atom p_t1, Atom p_t2, Atom p_t3) { static const char *target_type = "text/uri-list"; if (p_t1 != None && get_atom_name(p_disp, p_t1) == target_type) { return p_t1; } if (p_t2 != None && get_atom_name(p_disp, p_t2) == target_type) { return p_t2; } if (p_t3 != None && get_atom_name(p_disp, p_t3) == target_type) { return p_t3; } return None; } void OS_X11::_window_changed(XEvent *event) { if (xic) { // Not portable. set_ime_position(Point2(0, 1)); } if ((event->xconfigure.width == current_videomode.width) && (event->xconfigure.height == current_videomode.height)) { return; } current_videomode.width = event->xconfigure.width; current_videomode.height = event->xconfigure.height; } void OS_X11::_poll_events_thread(void *ud) { OS_X11 *os = (OS_X11 *)ud; os->_poll_events(); } Bool OS_X11::_predicate_all_events(Display *display, XEvent *event, XPointer arg) { // Just accept all events. return True; } bool OS_X11::_wait_for_events() const { int x11_fd = ConnectionNumber(x11_display); fd_set in_fds; XFlush(x11_display); FD_ZERO(&in_fds); FD_SET(x11_fd, &in_fds); struct timeval tv; tv.tv_usec = 0; tv.tv_sec = 1; // Wait for next event or timeout. int num_ready_fds = select(x11_fd + 1, &in_fds, nullptr, nullptr, &tv); if (num_ready_fds > 0) { // Event received. return true; } else { // Error or timeout. if (num_ready_fds < 0) { ERR_PRINT("_wait_for_events: select error: " + itos(errno)); } return false; } } void OS_X11::_poll_events() { while (!events_thread_done) { _wait_for_events(); // Process events from the queue. { MutexLock mutex_lock(events_mutex); _check_pending_events(polled_events); } } } void OS_X11::_check_pending_events(LocalVector &r_events) { // Flush to make sure to gather all pending events. XFlush(x11_display); // Non-blocking wait for next event and remove it from the queue. XEvent ev; while (XCheckIfEvent(x11_display, &ev, _predicate_all_events, nullptr)) { // Check if the input manager wants to process the event. if (XFilterEvent(&ev, None)) { // Event has been filtered by the Input Manager, // it has to be ignored and a new one will be received. continue; } // Handle selection request events directly in the event thread, because // communication through the x server takes several events sent back and forth // and we don't want to block other programs while processing only one each frame. if (ev.type == SelectionRequest) { _handle_selection_request_event(&(ev.xselectionrequest)); continue; } r_events.push_back(ev); } } void OS_X11::process_xevents() { //printf("checking events %i\n", XPending(x11_display)); #ifdef DISPLAY_SERVER_X11_DEBUG_LOGS_ENABLED static int frame = 0; ++frame; #endif do_mouse_warp = false; // Is the current mouse mode one where it needs to be grabbed. bool mouse_mode_grab = mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED; xi.pressure = 0; xi.tilt = Vector2(); xi.pressure_supported = false; LocalVector events; { // Block events polling while flushing events. MutexLock mutex_lock(events_mutex); events = polled_events; polled_events.clear(); // Check for more pending events to avoid an extra frame delay. _check_pending_events(events); } for (uint32_t event_index = 0; event_index < events.size(); ++event_index) { XEvent &event = events[event_index]; if (XGetEventData(x11_display, &event.xcookie)) { if (event.xcookie.type == GenericEvent && event.xcookie.extension == xi.opcode) { XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data; int index = event_data->detail; Vector2 pos = Vector2(event_data->event_x, event_data->event_y); switch (event_data->evtype) { case XI_HierarchyChanged: case XI_DeviceChanged: { refresh_device_info(); } break; case XI_RawMotion: { XIRawEvent *raw_event = (XIRawEvent *)event_data; int device_id = raw_event->sourceid; // Determine the axis used (called valuators in XInput for some forsaken reason) // Mask is a bitmask indicating which axes are involved. // We are interested in the values of axes 0 and 1. if (raw_event->valuators.mask_len <= 0) { break; } const double *values = raw_event->raw_values; double rel_x = 0.0; double rel_y = 0.0; if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_ABSX)) { rel_x = *values; values++; } if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_ABSY)) { rel_y = *values; values++; } if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_PRESSURE)) { RBMap::Element *pen_pressure = xi.pen_pressure_range.find(device_id); if (pen_pressure) { Vector2 pen_pressure_range = pen_pressure->value(); if (pen_pressure_range != Vector2()) { xi.pressure_supported = true; xi.pressure = (*values - pen_pressure_range[0]) / (pen_pressure_range[1] - pen_pressure_range[0]); } } values++; } if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_TILTX)) { RBMap::Element *pen_tilt_x = xi.pen_tilt_x_range.find(device_id); if (pen_tilt_x) { Vector2 pen_tilt_x_range = pen_tilt_x->value(); if (pen_tilt_x_range[0] != 0 && *values < 0) { xi.tilt.x = *values / -pen_tilt_x_range[0]; } else if (pen_tilt_x_range[1] != 0) { xi.tilt.x = *values / pen_tilt_x_range[1]; } } values++; } if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_TILTY)) { RBMap::Element *pen_tilt_y = xi.pen_tilt_y_range.find(device_id); if (pen_tilt_y) { Vector2 pen_tilt_y_range = pen_tilt_y->value(); if (pen_tilt_y_range[0] != 0 && *values < 0) { xi.tilt.y = *values / -pen_tilt_y_range[0]; } else if (pen_tilt_y_range[1] != 0) { xi.tilt.y = *values / pen_tilt_y_range[1]; } } values++; } RBMap::Element *pen_inverted = xi.pen_inverted_devices.find(device_id); if (pen_inverted) { xi.pen_inverted = pen_inverted->value(); } // https://bugs.freedesktop.org/show_bug.cgi?id=71609 // http://lists.libsdl.org/pipermail/commits-libsdl.org/2015-June/000282.html if (raw_event->time == xi.last_relative_time && rel_x == xi.relative_motion.x && rel_y == xi.relative_motion.y) { break; // Flush duplicate to avoid overly fast motion } xi.old_raw_pos.x = xi.raw_pos.x; xi.old_raw_pos.y = xi.raw_pos.y; xi.raw_pos.x = rel_x; xi.raw_pos.y = rel_y; RBMap::Element *abs_info = xi.absolute_devices.find(device_id); if (abs_info) { // Absolute mode device Vector2 mult = abs_info->value(); xi.relative_motion.x += (xi.raw_pos.x - xi.old_raw_pos.x) * mult.x; xi.relative_motion.y += (xi.raw_pos.y - xi.old_raw_pos.y) * mult.y; } else { // Relative mode device xi.relative_motion.x = xi.raw_pos.x; xi.relative_motion.y = xi.raw_pos.y; } xi.last_relative_time = raw_event->time; } break; #ifdef TOUCH_ENABLED case XI_TouchBegin: case XI_TouchEnd: { bool is_begin = event_data->evtype == XI_TouchBegin; Ref st; st.instance(); st->set_index(index); st->set_position(pos); st->set_pressed(is_begin); if (is_begin) { if (xi.state.has(index)) { // Defensive break; } xi.state[index] = pos; if (xi.state.size() == 1) { // X11 may send a motion event when a touch gesture begins, that would result // in a spurious mouse motion event being sent to Pandemonium; remember it to be able to filter it out xi.mouse_pos_to_filter = pos; } input->parse_input_event(st); } else { if (!xi.state.has(index)) { // Defensive break; } xi.state.erase(index); input->parse_input_event(st); } } break; case XI_TouchUpdate: { RBMap::Element *curr_pos_elem = xi.state.find(index); if (!curr_pos_elem) { // Defensive break; } if (curr_pos_elem->value() != pos) { Ref sd; sd.instance(); sd->set_index(index); sd->set_position(pos); sd->set_relative(pos - curr_pos_elem->value()); input->parse_input_event(sd); curr_pos_elem->value() = pos; } } break; #endif } } } XFreeEventData(x11_display, &event.xcookie); switch (event.type) { case Expose: { DEBUG_LOG_X11("[%u] Expose window=%lu, count='%u' \n", frame, event.xexpose.window, event.xexpose.count); current_videomode.fullscreen = window_fullscreen_check(); Main::force_redraw(); } break; case NoExpose: { DEBUG_LOG_X11("[%u] NoExpose drawable=%lu \n", frame, event.xnoexpose.drawable); minimized = true; } break; case VisibilityNotify: { DEBUG_LOG_X11("[%u] VisibilityNotify window=%lu, state=%u \n", frame, event.xvisibility.window, event.xvisibility.state); XVisibilityEvent *visibility = (XVisibilityEvent *)&event; minimized = (visibility->state == VisibilityFullyObscured); } break; case LeaveNotify: { DEBUG_LOG_X11("[%u] LeaveNotify window=%lu, mode='%u' \n", frame, event.xcrossing.window, event.xcrossing.mode); if (main_loop && !mouse_mode_grab) { main_loop->notification(MainLoop::NOTIFICATION_WM_MOUSE_EXIT); } } break; case EnterNotify: { DEBUG_LOG_X11("[%u] EnterNotify window=%lu, mode='%u' \n", frame, event.xcrossing.window, event.xcrossing.mode); if (main_loop && !mouse_mode_grab) { main_loop->notification(MainLoop::NOTIFICATION_WM_MOUSE_ENTER); } } break; case FocusIn: { DEBUG_LOG_X11("[%u] FocusIn window=%lu, mode='%u' \n", frame, event.xfocus.window, event.xfocus.mode); minimized = false; window_has_focus = true; main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_IN); window_focused = true; if (mouse_mode_grab) { // Show and update the cursor if confined and the window regained focus. if (mouse_mode == MOUSE_MODE_CONFINED) { XUndefineCursor(x11_display, x11_window); } else if (mouse_mode == MOUSE_MODE_CAPTURED) { // or re-hide it in captured mode XDefineCursor(x11_display, x11_window, null_cursor); } XGrabPointer( x11_display, x11_window, True, ButtonPressMask | ButtonReleaseMask | PointerMotionMask, GrabModeAsync, GrabModeAsync, x11_window, None, CurrentTime); } #ifdef TOUCH_ENABLED // Grab touch devices to avoid OS gesture interference /*for (int i = 0; i < xi.touch_devices.size(); ++i) { XIGrabDevice(x11_display, xi.touch_devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &xi.touch_event_mask); }*/ #endif if (xic) { // Block events polling while changing input focus // because it triggers some event polling internally. MutexLock mutex_lock(events_mutex); XSetICFocus(xic); } } break; case FocusOut: { DEBUG_LOG_X11("[%u] FocusOut window=%lu, mode='%u' \n", frame, event.xfocus.window, event.xfocus.mode); window_has_focus = false; input->release_pressed_events(); main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_OUT); window_focused = false; if (mouse_mode_grab) { //dear X11, I try, I really try, but you never work, you do whatever you want. if (mouse_mode == MOUSE_MODE_CAPTURED) { // Show the cursor if we're in captured mode so it doesn't look weird. XUndefineCursor(x11_display, x11_window); } XUngrabPointer(x11_display, CurrentTime); } #ifdef TOUCH_ENABLED // Ungrab touch devices so input works as usual while we are unfocused /*for (int i = 0; i < xi.touch_devices.size(); ++i) { XIUngrabDevice(x11_display, xi.touch_devices[i], CurrentTime); }*/ // Release every pointer to avoid sticky points for (RBMap::Element *E = xi.state.front(); E; E = E->next()) { Ref st; st.instance(); st->set_index(E->key()); st->set_position(E->get()); input->parse_input_event(st); } xi.state.clear(); #endif if (xic) { // Block events polling while changing input focus // because it triggers some event polling internally. MutexLock mutex_lock(events_mutex); XUnsetICFocus(xic); } } break; case ConfigureNotify: { DEBUG_LOG_X11("[%u] ConfigureNotify window=%lu, event=%lu, above=%lu, override_redirect=%u \n", frame, event.xconfigure.window, event.xconfigure.event, event.xconfigure.above, event.xconfigure.override_redirect); _window_changed(&event); } break; case ButtonPress: case ButtonRelease: { /* exit in case of a mouse button press */ last_timestamp = event.xbutton.time; if (mouse_mode == MOUSE_MODE_CAPTURED) { event.xbutton.x = last_mouse_pos.x; event.xbutton.y = last_mouse_pos.y; } Ref mb; mb.instance(); get_key_modifier_state(event.xbutton.state, mb); mb->set_button_index(event.xbutton.button); if (mb->get_button_index() == 2) { mb->set_button_index(3); } else if (mb->get_button_index() == 3) { mb->set_button_index(2); } mb->set_button_mask(get_mouse_button_state(mb->get_button_index(), event.xbutton.type)); mb->set_position(Vector2(event.xbutton.x, event.xbutton.y)); mb->set_global_position(mb->get_position()); mb->set_pressed((event.type == ButtonPress)); if (event.type == ButtonPress) { DEBUG_LOG_X11("[%u] ButtonPress window=%lu, button_index=%u \n", frame, event.xbutton.window, mb->get_button_index()); uint64_t diff = get_ticks_usec() / 1000 - last_click_ms; if (mb->get_button_index() == last_click_button_index) { if (diff < 400 && Point2(last_click_pos).distance_to(Point2(event.xbutton.x, event.xbutton.y)) < 5) { last_click_ms = 0; last_click_pos = Point2(-100, -100); last_click_button_index = -1; mb->set_doubleclick(true); } } else if (mb->get_button_index() < 4 || mb->get_button_index() > 7) { last_click_button_index = mb->get_button_index(); } if (!mb->is_doubleclick()) { last_click_ms += diff; last_click_pos = Point2(event.xbutton.x, event.xbutton.y); } } else { DEBUG_LOG_X11("[%u] ButtonRelease window=%lu, button_index=%u \n", frame, event.xbutton.window, mb->get_button_index()); } input->parse_input_event(mb); } break; case MotionNotify: { // The X11 API requires filtering one-by-one through the motion // notify events, in order to figure out which event is the one // generated by warping the mouse pointer. while (true) { if (mouse_mode == MOUSE_MODE_CAPTURED && event.xmotion.x == current_videomode.width / 2 && event.xmotion.y == current_videomode.height / 2) { //this is likely the warp event since it was warped here center = Vector2(event.xmotion.x, event.xmotion.y); break; } if (event_index + 1 < events.size()) { const XEvent &next_event = events[event_index + 1]; if (next_event.type == MotionNotify) { ++event_index; event = next_event; } else { break; } } else { break; } } last_timestamp = event.xmotion.time; // Motion is also simple. // A little hack is in order // to be able to send relative motion events. Point2 pos(event.xmotion.x, event.xmotion.y); // Avoidance of spurious mouse motion (see handling of touch) bool filter = false; // Adding some tolerance to match better Point2i to Vector2 if (xi.state.size() && Vector2(pos).distance_squared_to(xi.mouse_pos_to_filter) < 2) { filter = true; } // Invalidate to avoid filtering a possible legitimate similar event coming later xi.mouse_pos_to_filter = Vector2(1e10, 1e10); if (filter) { break; } if (mouse_mode == MOUSE_MODE_CAPTURED) { if (xi.relative_motion.x == 0 && xi.relative_motion.y == 0) { break; } Point2i new_center = pos; pos = last_mouse_pos + xi.relative_motion; center = new_center; do_mouse_warp = window_has_focus; // warp the cursor if we're focused in } if (!last_mouse_pos_valid) { last_mouse_pos = pos; last_mouse_pos_valid = true; } // Hackish but relative mouse motion is already handled in the RawMotion event. // RawMotion does not provide the absolute mouse position (whereas MotionNotify does). // Therefore, RawMotion cannot be the authority on absolute mouse position. // RawMotion provides more precision than MotionNotify, which doesn't sense subpixel motion. // Therefore, MotionNotify cannot be the authority on relative mouse motion. // This means we need to take a combined approach... Point2 rel; // Only use raw input if in capture mode. Otherwise use the classic behavior. if (mouse_mode == MOUSE_MODE_CAPTURED) { rel = xi.relative_motion; } else { rel = pos - last_mouse_pos; } // Reset to prevent lingering motion xi.relative_motion.x = 0; xi.relative_motion.y = 0; if (mouse_mode == MOUSE_MODE_CAPTURED) { pos = Point2i(current_videomode.width / 2, current_videomode.height / 2); } Ref mm; mm.instance(); if (xi.pressure_supported) { mm->set_pressure(xi.pressure); } else { mm->set_pressure((get_mouse_button_state() & (1 << (BUTTON_LEFT - 1))) ? 1.0f : 0.0f); } mm->set_pen_inverted(xi.pen_inverted); mm->set_tilt(xi.tilt); // Make the absolute position integral so it doesn't look _too_ weird :) Point2i posi(pos); get_key_modifier_state(event.xmotion.state, mm); mm->set_button_mask(get_mouse_button_state()); mm->set_position(posi); mm->set_global_position(posi); mm->set_speed(input->get_last_mouse_speed()); mm->set_relative(rel); last_mouse_pos = pos; // printf("rel: %d,%d\n", rel.x, rel.y ); // Don't propagate the motion event unless we have focus // this is so that the relative motion doesn't get messed up // after we regain focus. if (window_has_focus || !mouse_mode_grab) { input->parse_input_event(mm); } } break; case KeyPress: case KeyRelease: { #ifdef DISPLAY_SERVER_X11_DEBUG_LOGS_ENABLED if (event.type == KeyPress) { DEBUG_LOG_X11("[%u] KeyPress window=%lu, keycode=%u, time=%lu \n", frame, event.xkey.window, event.xkey.keycode, event.xkey.time); } else { DEBUG_LOG_X11("[%u] KeyRelease window=%lu, keycode=%u, time=%lu \n", frame, event.xkey.window, event.xkey.keycode, event.xkey.time); } #endif last_timestamp = event.xkey.time; // key event is a little complex, so // it will be handled in its own function. _handle_key_event(&event.xkey, events, event_index); } break; case SelectionNotify: if (event.xselection.target == requested) { Property p = read_property(x11_display, x11_window, XInternAtom(x11_display, "PRIMARY", 0)); Vector files = String((char *)p.data).split("\n", false); XFree(p.data); for (int i = 0; i < files.size(); i++) { files.write[i] = files[i].replace("file://", "").http_unescape().strip_edges(); } main_loop->drop_files(files); //Reply that all is well. XClientMessageEvent m; memset(&m, 0, sizeof(m)); m.type = ClientMessage; m.display = x11_display; m.window = xdnd_source_window; m.message_type = xdnd_finished; m.format = 32; m.data.l[0] = x11_window; m.data.l[1] = 1; m.data.l[2] = xdnd_action_copy; //We only ever copy. XSendEvent(x11_display, xdnd_source_window, False, NoEventMask, (XEvent *)&m); } break; case ClientMessage: if ((unsigned int)event.xclient.data.l[0] == (unsigned int)wm_delete) { main_loop->notification(MainLoop::NOTIFICATION_WM_QUIT_REQUEST); } else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_enter) { //File(s) have been dragged over the window, check for supported target (text/uri-list) xdnd_version = (event.xclient.data.l[1] >> 24); Window source = event.xclient.data.l[0]; bool more_than_3 = event.xclient.data.l[1] & 1; if (more_than_3) { Property p = read_property(x11_display, source, XInternAtom(x11_display, "XdndTypeList", False)); requested = pick_target_from_list(x11_display, (Atom *)p.data, p.nitems); XFree(p.data); } else { requested = pick_target_from_atoms(x11_display, event.xclient.data.l[2], event.xclient.data.l[3], event.xclient.data.l[4]); } } else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_position) { //xdnd position event, reply with an XDND status message //just depending on type of data for now XClientMessageEvent m; memset(&m, 0, sizeof(m)); m.type = ClientMessage; m.display = event.xclient.display; m.window = event.xclient.data.l[0]; m.message_type = xdnd_status; m.format = 32; m.data.l[0] = x11_window; m.data.l[1] = (requested != None); m.data.l[2] = 0; //empty rectangle m.data.l[3] = 0; m.data.l[4] = xdnd_action_copy; XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m); XFlush(x11_display); } else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_drop) { if (requested != None) { xdnd_source_window = event.xclient.data.l[0]; if (xdnd_version >= 1) { XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, event.xclient.data.l[2]); } else { XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, CurrentTime); } } else { //Reply that we're not interested. XClientMessageEvent m; memset(&m, 0, sizeof(m)); m.type = ClientMessage; m.display = event.xclient.display; m.window = event.xclient.data.l[0]; m.message_type = xdnd_finished; m.format = 32; m.data.l[0] = x11_window; m.data.l[1] = 0; m.data.l[2] = None; //Failed. XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m); } } break; default: break; } } XFlush(x11_display); if (do_mouse_warp) { XWarpPointer(x11_display, None, x11_window, 0, 0, 0, 0, (int)current_videomode.width / 2, (int)current_videomode.height / 2); /* Window root, child; int root_x, root_y; int win_x, win_y; unsigned int mask; XQueryPointer( x11_display, x11_window, &root, &child, &root_x, &root_y, &win_x, &win_y, &mask ); printf("Root: %d,%d\n", root_x, root_y); printf("Win: %d,%d\n", win_x, win_y); */ } input->flush_buffered_events(); } MainLoop *OS_X11::get_main_loop() const { return main_loop; } uint64_t OS_X11::get_embedded_pck_offset() const { FileAccessRef f = FileAccess::open(get_executable_path(), FileAccess::READ); if (!f) { return 0; } // Read and check ELF magic number. { uint32_t magic = f->get_32(); if (magic != 0x464c457f) { // 0x7F + "ELF" return 0; } } // Read program architecture bits from class field. int bits = f->get_8() * 32; // Get info about the section header table. int64_t section_table_pos; int64_t section_header_size; if (bits == 32) { section_header_size = 40; f->seek(0x20); section_table_pos = f->get_32(); f->seek(0x30); } else { // 64 section_header_size = 64; f->seek(0x28); section_table_pos = f->get_64(); f->seek(0x3c); } int num_sections = f->get_16(); int string_section_idx = f->get_16(); // Load the strings table. uint8_t *strings; { // Jump to the strings section header. f->seek(section_table_pos + string_section_idx * section_header_size); // Read strings data size and offset. int64_t string_data_pos; int64_t string_data_size; if (bits == 32) { f->seek(f->get_position() + 0x10); string_data_pos = f->get_32(); string_data_size = f->get_32(); } else { // 64 f->seek(f->get_position() + 0x18); string_data_pos = f->get_64(); string_data_size = f->get_64(); } // Read strings data. f->seek(string_data_pos); strings = (uint8_t *)memalloc(string_data_size); if (!strings) { return 0; } f->get_buffer(strings, string_data_size); } // Search for the "pck" section. int64_t off = 0; for (int i = 0; i < num_sections; ++i) { int64_t section_header_pos = section_table_pos + i * section_header_size; f->seek(section_header_pos); uint32_t name_offset = f->get_32(); if (strcmp((char *)strings + name_offset, "pck") == 0) { if (bits == 32) { f->seek(section_header_pos + 0x10); off = f->get_32(); } else { // 64 f->seek(section_header_pos + 0x18); off = f->get_64(); } break; } } memfree(strings); return off; } void OS_X11::delete_main_loop() { // Send owned clipboard data to clipboard manager before exit. // This has to be done here because the clipboard data is cleared before finalize(). _clipboard_transfer_ownership(XA_PRIMARY, x11_window); _clipboard_transfer_ownership(XInternAtom(x11_display, "CLIPBOARD", 0), x11_window); if (main_loop) { memdelete(main_loop); } main_loop = nullptr; } void OS_X11::set_main_loop(MainLoop *p_main_loop) { main_loop = p_main_loop; input->set_main_loop(p_main_loop); } bool OS_X11::can_draw() const { return !minimized; }; void OS_X11::set_clipboard(const String &p_text) { { // The clipboard content can be accessed while polling for events. MutexLock mutex_lock(events_mutex); OS::set_clipboard(p_text); } XSetSelectionOwner(x11_display, XA_PRIMARY, x11_window, CurrentTime); XSetSelectionOwner(x11_display, XInternAtom(x11_display, "CLIPBOARD", 0), x11_window, CurrentTime); }; Bool OS_X11::_predicate_clipboard_selection(Display *display, XEvent *event, XPointer arg) { if (event->type == SelectionNotify && event->xselection.requestor == *(Window *)arg) { return True; } else { return False; } } Bool OS_X11::_predicate_clipboard_incr(Display *display, XEvent *event, XPointer arg) { if (event->type == PropertyNotify && event->xproperty.state == PropertyNewValue) { return True; } else { return False; } } String OS_X11::_get_clipboard_impl(Atom p_source, Window x11_window, Atom target) const { String ret; Window selection_owner = XGetSelectionOwner(x11_display, p_source); if (selection_owner == x11_window) { return OS::get_clipboard(); } if (selection_owner != None) { // Block events polling while processing selection events. MutexLock mutex_lock(events_mutex); Atom selection = XA_PRIMARY; XConvertSelection(x11_display, p_source, target, selection, x11_window, CurrentTime); XFlush(x11_display); // Blocking wait for predicate to be True and remove the event from the queue. XEvent event; XIfEvent(x11_display, &event, _predicate_clipboard_selection, (XPointer)&x11_window); // Do not get any data, see how much data is there. Atom type; int format, result; unsigned long len, bytes_left, dummy; unsigned char *data; XGetWindowProperty(x11_display, x11_window, selection, // Tricky.. 0, 0, // offset - len 0, // Delete 0==FALSE AnyPropertyType, // flag &type, // return type &format, // return format &len, &bytes_left, // data length &data); if (data) { XFree(data); } if (type == XInternAtom(x11_display, "INCR", 0)) { // Data is going to be received incrementally. DEBUG_LOG_X11("INCR selection started.\n"); LocalVector incr_data; uint32_t data_size = 0; bool success = false; // Delete INCR property to notify the owner. XDeleteProperty(x11_display, x11_window, type); // Process events from the queue. bool done = false; while (!done) { if (!_wait_for_events()) { // Error or timeout, abort. break; } // Non-blocking wait for next event and remove it from the queue. XEvent ev; while (XCheckIfEvent(x11_display, &ev, _predicate_clipboard_incr, nullptr)) { result = XGetWindowProperty(x11_display, x11_window, selection, // selection type 0, LONG_MAX, // offset - lget_latin_keyboard_varianten True, // delete property to notify the owner AnyPropertyType, // flag &type, // return type &format, // return format &len, &bytes_left, // data length &data); DEBUG_LOG_X11("PropertyNotify: len=%lu, format=%i\n", len, format); if (result == Success) { if (data && (len > 0)) { uint32_t prev_size = incr_data.size(); if (prev_size == 0) { // First property contains initial data size. unsigned long initial_size = *(unsigned long *)data; incr_data.resize(initial_size); } else { // New chunk, resize to be safe and append data. incr_data.resize(MAX(data_size + len, prev_size)); memcpy(incr_data.ptr() + data_size, data, len); data_size += len; } } else { // Last chunk, process finished. done = true; success = true; } } else { printf("Failed to get selection data chunk.\n"); done = true; } if (data) { XFree(data); } if (done) { break; } } } if (success && (data_size > 0)) { ret.parse_utf8((const char *)incr_data.ptr(), data_size); } } else if (bytes_left > 0) { // Data is ready and can be processed all at once. result = XGetWindowProperty(x11_display, x11_window, selection, 0, bytes_left, 0, AnyPropertyType, &type, &format, &len, &dummy, &data); if (result == Success) { ret.parse_utf8((const char *)data); } else { printf("Failed to get selection data.\n"); } if (data) { XFree(data); } } } return ret; } String OS_X11::_get_clipboard(Atom p_source, Window x11_window) const { String ret; Atom utf8_atom = XInternAtom(x11_display, "UTF8_STRING", True); if (utf8_atom != None) { ret = _get_clipboard_impl(p_source, x11_window, utf8_atom); } if (ret.empty()) { ret = _get_clipboard_impl(p_source, x11_window, XA_STRING); } return ret; } String OS_X11::get_clipboard() const { String ret; ret = _get_clipboard(XInternAtom(x11_display, "CLIPBOARD", 0), x11_window); if (ret.empty()) { ret = _get_clipboard(XA_PRIMARY, x11_window); }; return ret; } Bool OS_X11::_predicate_clipboard_save_targets(Display *display, XEvent *event, XPointer arg) { if (event->xany.window == *(Window *)arg) { return (event->type == SelectionRequest) || (event->type == SelectionNotify); } else { return False; } } void OS_X11::_clipboard_transfer_ownership(Atom p_source, Window x11_window) const { Window selection_owner = XGetSelectionOwner(x11_display, p_source); if (selection_owner != x11_window) { return; } // Block events polling while processing selection events. MutexLock mutex_lock(events_mutex); Atom clipboard_manager = XInternAtom(x11_display, "CLIPBOARD_MANAGER", False); Atom save_targets = XInternAtom(x11_display, "SAVE_TARGETS", False); XConvertSelection(x11_display, clipboard_manager, save_targets, None, x11_window, CurrentTime); // Process events from the queue. while (true) { if (!_wait_for_events()) { // Error or timeout, abort. break; } // Non-blocking wait for next event and remove it from the queue. XEvent ev; while (XCheckIfEvent(x11_display, &ev, _predicate_clipboard_save_targets, (XPointer)&x11_window)) { switch (ev.type) { case SelectionRequest: _handle_selection_request_event(&(ev.xselectionrequest)); break; case SelectionNotify: { if (ev.xselection.target == save_targets) { // Once SelectionNotify is received, we're done whether it succeeded or not. return; } break; } } } } } String OS_X11::get_name() const { return "X11"; } Error OS_X11::shell_open(String p_uri) { Error ok; int err_code; List args; args.push_back(p_uri); // Agnostic ok = execute("xdg-open", args, true, nullptr, nullptr, &err_code); if (ok == OK && !err_code) { return OK; } else if (err_code == 2) { return ERR_FILE_NOT_FOUND; } // GNOME args.push_front("open"); // The command is `gio open`, so we need to add it to args ok = execute("gio", args, true, nullptr, nullptr, &err_code); if (ok == OK && !err_code) { return OK; } else if (err_code == 2) { return ERR_FILE_NOT_FOUND; } args.pop_front(); ok = execute("gvfs-open", args, true, nullptr, nullptr, &err_code); if (ok == OK && !err_code) { return OK; } else if (err_code == 2) { return ERR_FILE_NOT_FOUND; } // KDE ok = execute("kde-open5", args, true, nullptr, nullptr, &err_code); if (ok == OK && !err_code) { return OK; } ok = execute("kde-open", args, true, nullptr, nullptr, &err_code); return !err_code ? ok : FAILED; } bool OS_X11::_check_internal_feature_support(const String &p_feature) { return p_feature == "pc"; } String OS_X11::get_config_path() const { if (has_environment("XDG_CONFIG_HOME")) { if (get_environment("XDG_CONFIG_HOME").is_abs_path()) { return get_environment("XDG_CONFIG_HOME"); } else { WARN_PRINT_ONCE("`XDG_CONFIG_HOME` is a relative path. Ignoring its value and falling back to `$HOME/.config` or `.` per the XDG Base Directory specification."); } } if (has_environment("HOME")) { return get_environment("HOME").plus_file(".config"); } return "."; } String OS_X11::get_data_path() const { if (has_environment("XDG_DATA_HOME")) { if (get_environment("XDG_DATA_HOME").is_abs_path()) { return get_environment("XDG_DATA_HOME"); } else { WARN_PRINT_ONCE("`XDG_DATA_HOME` is a relative path. Ignoring its value and falling back to `$HOME/.local/share` or `get_config_path()` per the XDG Base Directory specification."); } } if (has_environment("HOME")) { return get_environment("HOME").plus_file(".local/share"); } return get_config_path(); } String OS_X11::get_cache_path() const { if (has_environment("XDG_CACHE_HOME")) { if (get_environment("XDG_CACHE_HOME").is_abs_path()) { return get_environment("XDG_CACHE_HOME"); } else { WARN_PRINT_ONCE("`XDG_CACHE_HOME` is a relative path. Ignoring its value and falling back to `$HOME/.cache` or `get_config_path()` per the XDG Base Directory specification."); } } if (has_environment("HOME")) { return get_environment("HOME").plus_file(".cache"); } return get_config_path(); } String OS_X11::get_system_dir(SystemDir p_dir, bool p_shared_storage) const { String xdgparam; switch (p_dir) { case SYSTEM_DIR_DESKTOP: { xdgparam = "DESKTOP"; } break; case SYSTEM_DIR_DCIM: { xdgparam = "PICTURES"; } break; case SYSTEM_DIR_DOCUMENTS: { xdgparam = "DOCUMENTS"; } break; case SYSTEM_DIR_DOWNLOADS: { xdgparam = "DOWNLOAD"; } break; case SYSTEM_DIR_MOVIES: { xdgparam = "VIDEOS"; } break; case SYSTEM_DIR_MUSIC: { xdgparam = "MUSIC"; } break; case SYSTEM_DIR_PICTURES: { xdgparam = "PICTURES"; } break; case SYSTEM_DIR_RINGTONES: { xdgparam = "MUSIC"; } break; } String pipe; List arg; arg.push_back(xdgparam); Error err = const_cast(this)->execute("xdg-user-dir", arg, true, nullptr, &pipe); if (err != OK) { return "."; } return pipe.strip_edges(); } void OS_X11::move_window_to_foreground() { XEvent xev; Atom net_active_window = XInternAtom(x11_display, "_NET_ACTIVE_WINDOW", False); memset(&xev, 0, sizeof(xev)); xev.type = ClientMessage; xev.xclient.window = x11_window; xev.xclient.message_type = net_active_window; xev.xclient.format = 32; xev.xclient.data.l[0] = 1; xev.xclient.data.l[1] = CurrentTime; XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev); XFlush(x11_display); } void OS_X11::set_cursor_shape(CursorShape p_shape) { ERR_FAIL_INDEX(p_shape, CURSOR_MAX); if (p_shape == current_cursor) { return; } if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) { if (cursors[p_shape] != None) { XDefineCursor(x11_display, x11_window, cursors[p_shape]); } else if (cursors[CURSOR_ARROW] != None) { XDefineCursor(x11_display, x11_window, cursors[CURSOR_ARROW]); } } current_cursor = p_shape; } OS::CursorShape OS_X11::get_cursor_shape() const { return current_cursor; } void OS_X11::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) { if (p_cursor.is_valid()) { RBMap>::Element *cursor_c = cursors_cache.find(p_shape); if (cursor_c) { if (cursor_c->get()[0] == p_cursor && cursor_c->get()[1] == p_hotspot) { set_cursor_shape(p_shape); return; } cursors_cache.erase(p_shape); } Ref texture = p_cursor; Ref atlas_texture = p_cursor; Ref image; Size2 texture_size; Rect2 atlas_rect; if (texture.is_valid()) { image = texture->get_data(); } if (!image.is_valid() && atlas_texture.is_valid()) { texture = atlas_texture->get_atlas(); atlas_rect.size.width = texture->get_width(); atlas_rect.size.height = texture->get_height(); atlas_rect.position.x = atlas_texture->get_region().position.x; atlas_rect.position.y = atlas_texture->get_region().position.y; texture_size.width = atlas_texture->get_region().size.x; texture_size.height = atlas_texture->get_region().size.y; } else if (image.is_valid()) { texture_size.width = texture->get_width(); texture_size.height = texture->get_height(); } ERR_FAIL_COND(!texture.is_valid()); ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0); ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256); ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height); image = texture->get_data(); ERR_FAIL_COND(!image.is_valid()); // Create the cursor structure XcursorImage *cursor_image = XcursorImageCreate(texture_size.width, texture_size.height); XcursorUInt image_size = texture_size.width * texture_size.height; XcursorDim size = sizeof(XcursorPixel) * image_size; cursor_image->version = 1; cursor_image->size = size; cursor_image->xhot = p_hotspot.x; cursor_image->yhot = p_hotspot.y; // allocate memory to contain the whole file cursor_image->pixels = (XcursorPixel *)memalloc(size); image->lock(); for (XcursorPixel index = 0; index < image_size; index++) { int row_index = floor(index / texture_size.width) + atlas_rect.position.y; int column_index = (index % int(texture_size.width)) + atlas_rect.position.x; if (atlas_texture.is_valid()) { column_index = MIN(column_index, atlas_rect.size.width - 1); row_index = MIN(row_index, atlas_rect.size.height - 1); } *(cursor_image->pixels + index) = image->get_pixel(column_index, row_index).to_argb32(); } image->unlock(); ERR_FAIL_COND(cursor_image->pixels == nullptr); // Save it for a further usage cursors[p_shape] = XcursorImageLoadCursor(x11_display, cursor_image); Vector params; params.push_back(p_cursor); params.push_back(p_hotspot); cursors_cache.insert(p_shape, params); if (p_shape == current_cursor) { if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) { XDefineCursor(x11_display, x11_window, cursors[p_shape]); } } memfree(cursor_image->pixels); XcursorImageDestroy(cursor_image); } else { // Reset to default system cursor if (img[p_shape]) { cursors[p_shape] = XcursorImageLoadCursor(x11_display, img[p_shape]); } CursorShape c = current_cursor; current_cursor = CURSOR_MAX; set_cursor_shape(c); cursors_cache.erase(p_shape); } } void OS_X11::release_rendering_thread() { #if defined(OPENGL_ENABLED) context_gl->release_current(); #endif } void OS_X11::make_rendering_thread() { #if defined(OPENGL_ENABLED) context_gl->make_current(); #endif } void OS_X11::swap_buffers() { #if defined(OPENGL_ENABLED) context_gl->swap_buffers(); #endif } void OS_X11::alert(const String &p_alert, const String &p_title) { if (is_no_window_mode_enabled()) { print_line("ALERT: " + p_title + ": " + p_alert); return; } const char *message_programs[] = { "zenity", "kdialog", "Xdialog", "xmessage" }; String path = get_environment("PATH"); Vector path_elems = path.split(":", false); String program; for (int i = 0; i < path_elems.size(); i++) { for (uint64_t k = 0; k < sizeof(message_programs) / sizeof(char *); k++) { String tested_path = path_elems[i].plus_file(message_programs[k]); if (FileAccess::exists(tested_path)) { program = tested_path; break; } } if (program.length()) { break; } } List args; if (program.ends_with("zenity")) { args.push_back("--error"); args.push_back("--width"); args.push_back("500"); args.push_back("--title"); args.push_back(p_title); args.push_back("--text"); args.push_back(p_alert); } if (program.ends_with("kdialog")) { args.push_back("--error"); args.push_back(p_alert); args.push_back("--title"); args.push_back(p_title); } if (program.ends_with("Xdialog")) { args.push_back("--title"); args.push_back(p_title); args.push_back("--msgbox"); args.push_back(p_alert); args.push_back("0"); args.push_back("0"); } if (program.ends_with("xmessage")) { args.push_back("-center"); args.push_back("-title"); args.push_back(p_title); args.push_back(p_alert); } if (program.length()) { execute(program, args, true); } else { print_line(p_alert); } } bool g_set_icon_error = false; int set_icon_errorhandler(Display *dpy, XErrorEvent *ev) { g_set_icon_error = true; return 0; } void OS_X11::set_icon(const Ref &p_icon) { int (*oldHandler)(Display *, XErrorEvent *) = XSetErrorHandler(&set_icon_errorhandler); Atom net_wm_icon = XInternAtom(x11_display, "_NET_WM_ICON", False); if (p_icon.is_valid()) { Ref img = p_icon->duplicate(); img->convert(Image::FORMAT_RGBA8); while (true) { int w = img->get_width(); int h = img->get_height(); if (g_set_icon_error) { g_set_icon_error = false; WARN_PRINT("Icon too large, attempting to resize icon."); int new_width, new_height; if (w > h) { new_width = w / 2; new_height = h * new_width / w; } else { new_height = h / 2; new_width = w * new_height / h; } w = new_width; h = new_height; if (!w || !h) { WARN_PRINT("Unable to set icon."); break; } img->resize(w, h, Image::INTERPOLATE_CUBIC); } // We're using long to have wordsize (32Bit build -> 32 Bits, 64 Bit build -> 64 Bits Vector pd; pd.resize(2 + w * h); pd.write[0] = w; pd.write[1] = h; PoolVector::Read r = img->get_data().read(); long *wr = &pd.write[2]; uint8_t const *pr = r.ptr(); for (int i = 0; i < w * h; i++) { long v = 0; // A R G B v |= pr[3] << 24 | pr[0] << 16 | pr[1] << 8 | pr[2]; *wr++ = v; pr += 4; } if (net_wm_icon != None) { XChangeProperty(x11_display, x11_window, net_wm_icon, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)pd.ptr(), pd.size()); } if (!g_set_icon_error) { break; } } } else { XDeleteProperty(x11_display, x11_window, net_wm_icon); } XFlush(x11_display); XSetErrorHandler(oldHandler); } void OS_X11::force_process_input() { process_xevents(); // get rid of pending events #ifdef JOYDEV_ENABLED joypad->process_joypads(); #endif } void OS_X11::main_run() { force_quit = false; if (!main_loop) { return; } main_loop->init(); //uint64_t last_ticks=get_ticks_usec(); //int frames=0; //uint64_t frame=0; while (!force_quit) { process_xevents(); // get rid of pending events #ifdef JOYDEV_ENABLED joypad->process_joypads(); #endif if (Main::iteration()) { break; } }; main_loop->finish(); } bool OS_X11::is_joy_known(int p_device) { return input->is_joy_mapped(p_device); } String OS_X11::get_joy_guid(int p_device) const { return input->get_joy_guid_remapped(p_device); } void OS_X11::_set_use_vsync(bool p_enable) { #if defined(OPENGL_ENABLED) if (context_gl) { context_gl->set_use_vsync(p_enable); } #endif } /* bool OS_X11::is_vsync_enabled() const { if (context_gl) return context_gl->is_using_vsync(); return true; } */ void OS_X11::set_context(int p_context) { XClassHint *classHint = XAllocClassHint(); if (classHint) { CharString name_str; switch (p_context) { case CONTEXT_EDITOR: name_str = "Pandemonium_Editor"; break; case CONTEXT_PROJECTMAN: name_str = "Pandemonium_ProjectList"; break; case CONTEXT_ENGINE: name_str = "Pandemonium_Engine"; break; } CharString class_str; if (p_context == CONTEXT_ENGINE) { String config_name = GLOBAL_GET("application/config/name"); if (config_name.length() == 0) { class_str = "Pandemonium_Engine"; } else { class_str = config_name.utf8(); } } else { class_str = "Pandemonium"; } classHint->res_class = class_str.ptrw(); classHint->res_name = name_str.ptrw(); XSetClassHint(x11_display, x11_window, classHint); XFree(classHint); } } OS::PowerState OS_X11::get_power_state() { return power_manager->get_power_state(); } int OS_X11::get_power_seconds_left() { return power_manager->get_power_seconds_left(); } int OS_X11::get_power_percent_left() { return power_manager->get_power_percent_left(); } void OS_X11::disable_crash_handler() { crash_handler.disable(); } bool OS_X11::is_disable_crash_handler() const { return crash_handler.is_disabled(); } static String get_mountpoint(const String &p_path) { struct stat s; if (stat(p_path.utf8().get_data(), &s)) { return ""; } #ifdef HAVE_MNTENT dev_t dev = s.st_dev; FILE *fd = setmntent("/proc/mounts", "r"); if (!fd) { return ""; } struct mntent mnt; char buf[1024]; size_t buflen = 1024; while (getmntent_r(fd, &mnt, buf, buflen)) { if (!stat(mnt.mnt_dir, &s) && s.st_dev == dev) { endmntent(fd); return String(mnt.mnt_dir); } } endmntent(fd); #endif return ""; } Error OS_X11::move_to_trash(const String &p_path) { String path = p_path.rstrip("/"); // Strip trailing slash when path points to a directory int err_code; List args; args.push_back(path); args.push_front("trash"); // The command is `gio trash ` so we need to add it to args. Error result = execute("gio", args, true, nullptr, nullptr, &err_code); // For GNOME based machines. if (result == OK && !err_code) { return OK; } else if (err_code == 2) { return ERR_FILE_NOT_FOUND; } args.pop_front(); args.push_front("move"); args.push_back("trash:/"); // The command is `kioclient5 move trash:/`. result = execute("kioclient5", args, true, nullptr, nullptr, &err_code); // For KDE based machines. if (result == OK && !err_code) { return OK; } else if (err_code == 2) { return ERR_FILE_NOT_FOUND; } args.pop_front(); args.pop_back(); result = execute("gvfs-trash", args, true, nullptr, nullptr, &err_code); // For older Linux machines. if (result == OK && !err_code) { return OK; } else if (err_code == 2) { return ERR_FILE_NOT_FOUND; } // If the commands `kioclient5`, `gio` or `gvfs-trash` don't exist on the system we do it manually. String trash_path = ""; String mnt = get_mountpoint(path); // If there is a directory "[Mountpoint]/.Trash-[UID], use it as the trash can. if (mnt != "") { String mountpoint_trash_path(mnt + "/.Trash-" + itos(getuid())); struct stat s; if (!stat(mountpoint_trash_path.utf8().get_data(), &s)) { trash_path = mountpoint_trash_path; } } // Otherwise, if ${XDG_DATA_HOME} is defined, use "${XDG_DATA_HOME}/Trash" as the trash can. if (trash_path == "") { char *dhome = getenv("XDG_DATA_HOME"); if (dhome) { trash_path = String::utf8(dhome) + "/Trash"; } } // Otherwise, if ${HOME} is defined, use "${HOME}/.local/share/Trash" as the trash can. if (trash_path == "") { char *home = getenv("HOME"); if (home) { trash_path = String::utf8(home) + "/.local/share/Trash"; } } // Issue an error if none of the previous locations is appropriate for the trash can. ERR_FAIL_COND_V_MSG(trash_path == "", FAILED, "Could not determine the trash can location"); // Create needed directories for decided trash can location. { DirAccessRef dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM); Error err = dir_access->make_dir_recursive(trash_path); // Issue an error if trash can is not created properly. ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "\""); err = dir_access->make_dir_recursive(trash_path + "/files"); ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "/files\""); err = dir_access->make_dir_recursive(trash_path + "/info"); ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "/info\""); } // The trash can is successfully created, now we check that we don't exceed our file name length limit. // If the file name is too long trim it so we can add the identifying number and ".trashinfo". // Assumes that the file name length limit is 255 characters. String file_name = path.get_file(); if (file_name.length() > 240) { file_name = file_name.substr(0, file_name.length() - 15); } String dest_path = trash_path + "/files/" + file_name; struct stat buff; int id_number = 0; String fn = file_name; // Checks if a resource with the same name already exist in the trash can, // if there is, add an identifying number to our resource's name. while (stat(dest_path.utf8().get_data(), &buff) == 0) { id_number++; // Added a limit to check for identically named files already on the trash can // if there are too many it could make the editor unresponsive. ERR_FAIL_COND_V_MSG(id_number > 99, FAILED, "Too many identically named resources already in the trash can."); fn = file_name + "." + itos(id_number); dest_path = trash_path + "/files/" + fn; } file_name = fn; String renamed_path = path.get_base_dir() + "/" + file_name; // Generates the .trashinfo file OS::Date date = OS::get_singleton()->get_date(false); OS::Time time = OS::get_singleton()->get_time(false); String timestamp = vformat("%04d-%02d-%02dT%02d:%02d:", date.year, (int)date.month, date.day, time.hour, time.min); timestamp = vformat("%s%02d", timestamp, time.sec); // vformat only supports up to 6 arguments. String trash_info = "[Trash Info]\nPath=" + path.http_escape() + "\nDeletionDate=" + timestamp + "\n"; { Error err; FileAccessRef file = FileAccess::open(trash_path + "/info/" + file_name + ".trashinfo", FileAccess::WRITE, &err); ERR_FAIL_COND_V_MSG(err != OK, err, "Can't create trashinfo file: \"" + trash_path + "/info/" + file_name + ".trashinfo\""); file->store_string(trash_info); file->close(); // Rename our resource before moving it to the trash can. DirAccessRef dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM); err = dir_access->rename(path, renamed_path); ERR_FAIL_COND_V_MSG(err != OK, err, "Can't rename file \"" + path + "\" to \"" + renamed_path + "\""); } // Move the given resource to the trash can. // Do not use DirAccess:rename() because it can't move files across multiple mountpoints. List mv_args; mv_args.push_back(renamed_path); mv_args.push_back(trash_path + "/files"); { int retval; Error err = execute("mv", mv_args, true, nullptr, nullptr, &retval); // Issue an error if "mv" failed to move the given resource to the trash can. if (err != OK || retval != 0) { ERR_PRINT("move_to_trash: Could not move the resource \"" + path + "\" to the trash can \"" + trash_path + "/files\""); DirAccess *dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM); err = dir_access->rename(renamed_path, path); memdelete(dir_access); ERR_FAIL_COND_V_MSG(err != OK, err, "Could not rename \"" + renamed_path + "\" back to its original name: \"" + path + "\""); return FAILED; } } return OK; } OS::LatinKeyboardVariant OS_X11::get_latin_keyboard_variant() const { XkbDescRec *xkbdesc = XkbAllocKeyboard(); ERR_FAIL_COND_V(!xkbdesc, LATIN_KEYBOARD_QWERTY); if (XkbGetNames(x11_display, XkbSymbolsNameMask, xkbdesc) != Success) { XkbFreeKeyboard(xkbdesc, 0, true); ERR_FAIL_V(LATIN_KEYBOARD_QWERTY); } Vector info = get_atom_name(x11_display, xkbdesc->names->symbols).split("+"); XkbFreeKeyboard(xkbdesc, 0, true); ERR_FAIL_INDEX_V(1, info.size(), LATIN_KEYBOARD_QWERTY); if (info[1].find("colemak") != -1) { return LATIN_KEYBOARD_COLEMAK; } else if (info[1].find("qwertz") != -1) { return LATIN_KEYBOARD_QWERTZ; } else if (info[1].find("azerty") != -1) { return LATIN_KEYBOARD_AZERTY; } else if (info[1].find("qzerty") != -1) { return LATIN_KEYBOARD_QZERTY; } else if (info[1].find("dvorak") != -1) { return LATIN_KEYBOARD_DVORAK; } else if (info[1].find("neo") != -1) { return LATIN_KEYBOARD_NEO; } return LATIN_KEYBOARD_QWERTY; } int OS_X11::keyboard_get_layout_count() const { int _group_count = 0; XkbDescRec *kbd = XkbAllocKeyboard(); if (kbd) { kbd->dpy = x11_display; XkbGetControls(x11_display, XkbAllControlsMask, kbd); XkbGetNames(x11_display, XkbSymbolsNameMask, kbd); const Atom *groups = kbd->names->groups; if (kbd->ctrls != nullptr) { _group_count = kbd->ctrls->num_groups; } else { while (_group_count < XkbNumKbdGroups && groups[_group_count] != None) { _group_count++; } } XkbFreeKeyboard(kbd, 0, true); } return _group_count; } int OS_X11::keyboard_get_current_layout() const { XkbStateRec state; XkbGetState(x11_display, XkbUseCoreKbd, &state); return state.group; } void OS_X11::keyboard_set_current_layout(int p_index) { ERR_FAIL_INDEX(p_index, keyboard_get_layout_count()); XkbLockGroup(x11_display, XkbUseCoreKbd, p_index); } String OS_X11::keyboard_get_layout_language(int p_index) const { String ret; XkbDescRec *kbd = XkbAllocKeyboard(); if (kbd) { kbd->dpy = x11_display; XkbGetControls(x11_display, XkbAllControlsMask, kbd); XkbGetNames(x11_display, XkbSymbolsNameMask, kbd); XkbGetNames(x11_display, XkbGroupNamesMask, kbd); int _group_count = 0; const Atom *groups = kbd->names->groups; if (kbd->ctrls != nullptr) { _group_count = kbd->ctrls->num_groups; } else { while (_group_count < XkbNumKbdGroups && groups[_group_count] != None) { _group_count++; } } Atom names = kbd->names->symbols; if (names != None) { Vector info = get_atom_name(x11_display, names).split("+"); if (p_index >= 0 && p_index < _group_count) { if (p_index + 1 < info.size()) { ret = info[p_index + 1]; // Skip "pc" at the start and "inet"/"group" at the end of symbols. } else { ret = "en"; // No symbol for layout fallback to "en". } } else { ERR_PRINT("Index " + itos(p_index) + "is out of bounds (" + itos(_group_count) + ")."); } } XkbFreeKeyboard(kbd, 0, true); } return ret.substr(0, 2); } String OS_X11::keyboard_get_layout_name(int p_index) const { String ret; XkbDescRec *kbd = XkbAllocKeyboard(); if (kbd) { kbd->dpy = x11_display; XkbGetControls(x11_display, XkbAllControlsMask, kbd); XkbGetNames(x11_display, XkbSymbolsNameMask, kbd); XkbGetNames(x11_display, XkbGroupNamesMask, kbd); int _group_count = 0; const Atom *groups = kbd->names->groups; if (kbd->ctrls != nullptr) { _group_count = kbd->ctrls->num_groups; } else { while (_group_count < XkbNumKbdGroups && groups[_group_count] != None) { _group_count++; } } if (p_index >= 0 && p_index < _group_count) { ret = get_atom_name(x11_display, groups[p_index]); } else { ERR_PRINT("Index " + itos(p_index) + "is out of bounds (" + itos(_group_count) + ")."); } XkbFreeKeyboard(kbd, 0, true); } return ret; } uint32_t OS_X11::keyboard_get_scancode_from_physical(uint32_t p_scancode) const { unsigned int modifiers = p_scancode & KEY_MODIFIER_MASK; unsigned int scancode_no_mod = p_scancode & KEY_CODE_MASK; unsigned int xkeycode = KeyMappingX11::get_xlibcode((uint32_t)scancode_no_mod); KeySym xkeysym = XkbKeycodeToKeysym(x11_display, xkeycode, keyboard_get_current_layout(), 0); if (xkeysym >= 'a' && xkeysym <= 'z') { xkeysym -= ('a' - 'A'); } uint32_t key = KeyMappingX11::get_keycode(xkeysym); // If not found, fallback to QWERTY. // This should match the behavior of the event pump if (key == 0) { return p_scancode; } return (uint32_t)(key | modifiers); } void OS_X11::update_real_mouse_position() { Window root_return, child_return; int root_x, root_y, win_x, win_y; unsigned int mask_return; Bool xquerypointer_result = XQueryPointer(x11_display, x11_window, &root_return, &child_return, &root_x, &root_y, &win_x, &win_y, &mask_return); if (xquerypointer_result) { if (win_x > 0 && win_y > 0 && win_x <= current_videomode.width && win_y <= current_videomode.height) { last_mouse_pos.x = win_x; last_mouse_pos.y = win_y; last_mouse_pos_valid = true; input->set_mouse_position(last_mouse_pos); } } } OS_X11::OS_X11() { #ifdef PULSEAUDIO_ENABLED AudioDriverManager::add_driver(&driver_pulseaudio); #endif #ifdef ALSA_ENABLED AudioDriverManager::add_driver(&driver_alsa); #endif xi.opcode = 0; xi.last_relative_time = 0; layered_window = false; minimized = false; window_focused = true; xim_style = 0L; mouse_mode = MOUSE_MODE_VISIBLE; last_position_before_fs = Vector2(); }