1 //========================================================================
2 // GLFW 3.4 X11 - www.glfw.org
3 //------------------------------------------------------------------------
4 // Copyright (c) 2002-2006 Marcus Geelnard
5 // Copyright (c) 2006-2019 Camilla Löwy <elmindreda@glfw.org>
7 // This software is provided 'as-is', without any express or implied
8 // warranty. In no event will the authors be held liable for any damages
9 // arising from the use of this software.
11 // Permission is granted to anyone to use this software for any purpose,
12 // including commercial applications, and to alter it and redistribute it
13 // freely, subject to the following restrictions:
15 // 1. The origin of this software must not be misrepresented; you must not
16 // claim that you wrote the original software. If you use this software
17 // in a product, an acknowledgment in the product documentation would
18 // be appreciated but is not required.
20 // 2. Altered source versions must be plainly marked as such, and must not
21 // be misrepresented as being the original software.
23 // 3. This notice may not be removed or altered from any source
26 //========================================================================
27 // It is fine to use C99 in this file because it will not be built with VS
28 //========================================================================
40 // Translate the X11 KeySyms for a key to a GLFW key code
41 // NOTE: This is only used as a fallback, in case the XKB method fails
42 // It is layout-dependent and will fail partially on most non-US layouts
44 static int translateKeySyms(const KeySym* keysyms, int width)
50 case XK_KP_0: return GLFW_KEY_KP_0;
51 case XK_KP_1: return GLFW_KEY_KP_1;
52 case XK_KP_2: return GLFW_KEY_KP_2;
53 case XK_KP_3: return GLFW_KEY_KP_3;
54 case XK_KP_4: return GLFW_KEY_KP_4;
55 case XK_KP_5: return GLFW_KEY_KP_5;
56 case XK_KP_6: return GLFW_KEY_KP_6;
57 case XK_KP_7: return GLFW_KEY_KP_7;
58 case XK_KP_8: return GLFW_KEY_KP_8;
59 case XK_KP_9: return GLFW_KEY_KP_9;
61 case XK_KP_Decimal: return GLFW_KEY_KP_DECIMAL;
62 case XK_KP_Equal: return GLFW_KEY_KP_EQUAL;
63 case XK_KP_Enter: return GLFW_KEY_KP_ENTER;
70 case XK_Escape: return GLFW_KEY_ESCAPE;
71 case XK_Tab: return GLFW_KEY_TAB;
72 case XK_Shift_L: return GLFW_KEY_LEFT_SHIFT;
73 case XK_Shift_R: return GLFW_KEY_RIGHT_SHIFT;
74 case XK_Control_L: return GLFW_KEY_LEFT_CONTROL;
75 case XK_Control_R: return GLFW_KEY_RIGHT_CONTROL;
77 case XK_Alt_L: return GLFW_KEY_LEFT_ALT;
78 case XK_Mode_switch: // Mapped to Alt_R on many keyboards
79 case XK_ISO_Level3_Shift: // AltGr on at least some machines
81 case XK_Alt_R: return GLFW_KEY_RIGHT_ALT;
82 case XK_Super_L: return GLFW_KEY_LEFT_SUPER;
83 case XK_Super_R: return GLFW_KEY_RIGHT_SUPER;
84 case XK_Menu: return GLFW_KEY_MENU;
85 case XK_Num_Lock: return GLFW_KEY_NUM_LOCK;
86 case XK_Caps_Lock: return GLFW_KEY_CAPS_LOCK;
87 case XK_Print: return GLFW_KEY_PRINT_SCREEN;
88 case XK_Scroll_Lock: return GLFW_KEY_SCROLL_LOCK;
89 case XK_Pause: return GLFW_KEY_PAUSE;
90 case XK_Delete: return GLFW_KEY_DELETE;
91 case XK_BackSpace: return GLFW_KEY_BACKSPACE;
92 case XK_Return: return GLFW_KEY_ENTER;
93 case XK_Home: return GLFW_KEY_HOME;
94 case XK_End: return GLFW_KEY_END;
95 case XK_Page_Up: return GLFW_KEY_PAGE_UP;
96 case XK_Page_Down: return GLFW_KEY_PAGE_DOWN;
97 case XK_Insert: return GLFW_KEY_INSERT;
98 case XK_Left: return GLFW_KEY_LEFT;
99 case XK_Right: return GLFW_KEY_RIGHT;
100 case XK_Down: return GLFW_KEY_DOWN;
101 case XK_Up: return GLFW_KEY_UP;
102 case XK_F1: return GLFW_KEY_F1;
103 case XK_F2: return GLFW_KEY_F2;
104 case XK_F3: return GLFW_KEY_F3;
105 case XK_F4: return GLFW_KEY_F4;
106 case XK_F5: return GLFW_KEY_F5;
107 case XK_F6: return GLFW_KEY_F6;
108 case XK_F7: return GLFW_KEY_F7;
109 case XK_F8: return GLFW_KEY_F8;
110 case XK_F9: return GLFW_KEY_F9;
111 case XK_F10: return GLFW_KEY_F10;
112 case XK_F11: return GLFW_KEY_F11;
113 case XK_F12: return GLFW_KEY_F12;
114 case XK_F13: return GLFW_KEY_F13;
115 case XK_F14: return GLFW_KEY_F14;
116 case XK_F15: return GLFW_KEY_F15;
117 case XK_F16: return GLFW_KEY_F16;
118 case XK_F17: return GLFW_KEY_F17;
119 case XK_F18: return GLFW_KEY_F18;
120 case XK_F19: return GLFW_KEY_F19;
121 case XK_F20: return GLFW_KEY_F20;
122 case XK_F21: return GLFW_KEY_F21;
123 case XK_F22: return GLFW_KEY_F22;
124 case XK_F23: return GLFW_KEY_F23;
125 case XK_F24: return GLFW_KEY_F24;
126 case XK_F25: return GLFW_KEY_F25;
129 case XK_KP_Divide: return GLFW_KEY_KP_DIVIDE;
130 case XK_KP_Multiply: return GLFW_KEY_KP_MULTIPLY;
131 case XK_KP_Subtract: return GLFW_KEY_KP_SUBTRACT;
132 case XK_KP_Add: return GLFW_KEY_KP_ADD;
134 // These should have been detected in secondary keysym test above!
135 case XK_KP_Insert: return GLFW_KEY_KP_0;
136 case XK_KP_End: return GLFW_KEY_KP_1;
137 case XK_KP_Down: return GLFW_KEY_KP_2;
138 case XK_KP_Page_Down: return GLFW_KEY_KP_3;
139 case XK_KP_Left: return GLFW_KEY_KP_4;
140 case XK_KP_Right: return GLFW_KEY_KP_6;
141 case XK_KP_Home: return GLFW_KEY_KP_7;
142 case XK_KP_Up: return GLFW_KEY_KP_8;
143 case XK_KP_Page_Up: return GLFW_KEY_KP_9;
144 case XK_KP_Delete: return GLFW_KEY_KP_DECIMAL;
145 case XK_KP_Equal: return GLFW_KEY_KP_EQUAL;
146 case XK_KP_Enter: return GLFW_KEY_KP_ENTER;
148 // Last resort: Check for printable keys (should not happen if the XKB
149 // extension is available). This will give a layout dependent mapping
150 // (which is wrong, and we may miss some keys, especially on non-US
151 // keyboards), but it's better than nothing...
152 case XK_a: return GLFW_KEY_A;
153 case XK_b: return GLFW_KEY_B;
154 case XK_c: return GLFW_KEY_C;
155 case XK_d: return GLFW_KEY_D;
156 case XK_e: return GLFW_KEY_E;
157 case XK_f: return GLFW_KEY_F;
158 case XK_g: return GLFW_KEY_G;
159 case XK_h: return GLFW_KEY_H;
160 case XK_i: return GLFW_KEY_I;
161 case XK_j: return GLFW_KEY_J;
162 case XK_k: return GLFW_KEY_K;
163 case XK_l: return GLFW_KEY_L;
164 case XK_m: return GLFW_KEY_M;
165 case XK_n: return GLFW_KEY_N;
166 case XK_o: return GLFW_KEY_O;
167 case XK_p: return GLFW_KEY_P;
168 case XK_q: return GLFW_KEY_Q;
169 case XK_r: return GLFW_KEY_R;
170 case XK_s: return GLFW_KEY_S;
171 case XK_t: return GLFW_KEY_T;
172 case XK_u: return GLFW_KEY_U;
173 case XK_v: return GLFW_KEY_V;
174 case XK_w: return GLFW_KEY_W;
175 case XK_x: return GLFW_KEY_X;
176 case XK_y: return GLFW_KEY_Y;
177 case XK_z: return GLFW_KEY_Z;
178 case XK_1: return GLFW_KEY_1;
179 case XK_2: return GLFW_KEY_2;
180 case XK_3: return GLFW_KEY_3;
181 case XK_4: return GLFW_KEY_4;
182 case XK_5: return GLFW_KEY_5;
183 case XK_6: return GLFW_KEY_6;
184 case XK_7: return GLFW_KEY_7;
185 case XK_8: return GLFW_KEY_8;
186 case XK_9: return GLFW_KEY_9;
187 case XK_0: return GLFW_KEY_0;
188 case XK_space: return GLFW_KEY_SPACE;
189 case XK_minus: return GLFW_KEY_MINUS;
190 case XK_equal: return GLFW_KEY_EQUAL;
191 case XK_bracketleft: return GLFW_KEY_LEFT_BRACKET;
192 case XK_bracketright: return GLFW_KEY_RIGHT_BRACKET;
193 case XK_backslash: return GLFW_KEY_BACKSLASH;
194 case XK_semicolon: return GLFW_KEY_SEMICOLON;
195 case XK_apostrophe: return GLFW_KEY_APOSTROPHE;
196 case XK_grave: return GLFW_KEY_GRAVE_ACCENT;
197 case XK_comma: return GLFW_KEY_COMMA;
198 case XK_period: return GLFW_KEY_PERIOD;
199 case XK_slash: return GLFW_KEY_SLASH;
200 case XK_less: return GLFW_KEY_WORLD_1; // At least in some layouts...
204 // No matching translation was found
205 return GLFW_KEY_UNKNOWN;
208 // Create key code translation tables
210 static void createKeyTables(void)
212 int scancode, scancodeMin, scancodeMax;
214 memset(_glfw.x11.keycodes, -1, sizeof(_glfw.x11.keycodes));
215 memset(_glfw.x11.scancodes, -1, sizeof(_glfw.x11.scancodes));
217 if (_glfw.x11.xkb.available)
219 // Use XKB to determine physical key locations independently of the
220 // current keyboard layout
222 XkbDescPtr desc = XkbGetMap(_glfw.x11.display, 0, XkbUseCoreKbd);
223 XkbGetNames(_glfw.x11.display, XkbKeyNamesMask | XkbKeyAliasesMask, desc);
225 scancodeMin = desc->min_key_code;
226 scancodeMax = desc->max_key_code;
234 { GLFW_KEY_GRAVE_ACCENT, "TLDE" },
235 { GLFW_KEY_1, "AE01" },
236 { GLFW_KEY_2, "AE02" },
237 { GLFW_KEY_3, "AE03" },
238 { GLFW_KEY_4, "AE04" },
239 { GLFW_KEY_5, "AE05" },
240 { GLFW_KEY_6, "AE06" },
241 { GLFW_KEY_7, "AE07" },
242 { GLFW_KEY_8, "AE08" },
243 { GLFW_KEY_9, "AE09" },
244 { GLFW_KEY_0, "AE10" },
245 { GLFW_KEY_MINUS, "AE11" },
246 { GLFW_KEY_EQUAL, "AE12" },
247 { GLFW_KEY_Q, "AD01" },
248 { GLFW_KEY_W, "AD02" },
249 { GLFW_KEY_E, "AD03" },
250 { GLFW_KEY_R, "AD04" },
251 { GLFW_KEY_T, "AD05" },
252 { GLFW_KEY_Y, "AD06" },
253 { GLFW_KEY_U, "AD07" },
254 { GLFW_KEY_I, "AD08" },
255 { GLFW_KEY_O, "AD09" },
256 { GLFW_KEY_P, "AD10" },
257 { GLFW_KEY_LEFT_BRACKET, "AD11" },
258 { GLFW_KEY_RIGHT_BRACKET, "AD12" },
259 { GLFW_KEY_A, "AC01" },
260 { GLFW_KEY_S, "AC02" },
261 { GLFW_KEY_D, "AC03" },
262 { GLFW_KEY_F, "AC04" },
263 { GLFW_KEY_G, "AC05" },
264 { GLFW_KEY_H, "AC06" },
265 { GLFW_KEY_J, "AC07" },
266 { GLFW_KEY_K, "AC08" },
267 { GLFW_KEY_L, "AC09" },
268 { GLFW_KEY_SEMICOLON, "AC10" },
269 { GLFW_KEY_APOSTROPHE, "AC11" },
270 { GLFW_KEY_Z, "AB01" },
271 { GLFW_KEY_X, "AB02" },
272 { GLFW_KEY_C, "AB03" },
273 { GLFW_KEY_V, "AB04" },
274 { GLFW_KEY_B, "AB05" },
275 { GLFW_KEY_N, "AB06" },
276 { GLFW_KEY_M, "AB07" },
277 { GLFW_KEY_COMMA, "AB08" },
278 { GLFW_KEY_PERIOD, "AB09" },
279 { GLFW_KEY_SLASH, "AB10" },
280 { GLFW_KEY_BACKSLASH, "BKSL" },
281 { GLFW_KEY_WORLD_1, "LSGT" },
282 { GLFW_KEY_SPACE, "SPCE" },
283 { GLFW_KEY_ESCAPE, "ESC" },
284 { GLFW_KEY_ENTER, "RTRN" },
285 { GLFW_KEY_TAB, "TAB" },
286 { GLFW_KEY_BACKSPACE, "BKSP" },
287 { GLFW_KEY_INSERT, "INS" },
288 { GLFW_KEY_DELETE, "DELE" },
289 { GLFW_KEY_RIGHT, "RGHT" },
290 { GLFW_KEY_LEFT, "LEFT" },
291 { GLFW_KEY_DOWN, "DOWN" },
292 { GLFW_KEY_UP, "UP" },
293 { GLFW_KEY_PAGE_UP, "PGUP" },
294 { GLFW_KEY_PAGE_DOWN, "PGDN" },
295 { GLFW_KEY_HOME, "HOME" },
296 { GLFW_KEY_END, "END" },
297 { GLFW_KEY_CAPS_LOCK, "CAPS" },
298 { GLFW_KEY_SCROLL_LOCK, "SCLK" },
299 { GLFW_KEY_NUM_LOCK, "NMLK" },
300 { GLFW_KEY_PRINT_SCREEN, "PRSC" },
301 { GLFW_KEY_PAUSE, "PAUS" },
302 { GLFW_KEY_F1, "FK01" },
303 { GLFW_KEY_F2, "FK02" },
304 { GLFW_KEY_F3, "FK03" },
305 { GLFW_KEY_F4, "FK04" },
306 { GLFW_KEY_F5, "FK05" },
307 { GLFW_KEY_F6, "FK06" },
308 { GLFW_KEY_F7, "FK07" },
309 { GLFW_KEY_F8, "FK08" },
310 { GLFW_KEY_F9, "FK09" },
311 { GLFW_KEY_F10, "FK10" },
312 { GLFW_KEY_F11, "FK11" },
313 { GLFW_KEY_F12, "FK12" },
314 { GLFW_KEY_F13, "FK13" },
315 { GLFW_KEY_F14, "FK14" },
316 { GLFW_KEY_F15, "FK15" },
317 { GLFW_KEY_F16, "FK16" },
318 { GLFW_KEY_F17, "FK17" },
319 { GLFW_KEY_F18, "FK18" },
320 { GLFW_KEY_F19, "FK19" },
321 { GLFW_KEY_F20, "FK20" },
322 { GLFW_KEY_F21, "FK21" },
323 { GLFW_KEY_F22, "FK22" },
324 { GLFW_KEY_F23, "FK23" },
325 { GLFW_KEY_F24, "FK24" },
326 { GLFW_KEY_F25, "FK25" },
327 { GLFW_KEY_KP_0, "KP0" },
328 { GLFW_KEY_KP_1, "KP1" },
329 { GLFW_KEY_KP_2, "KP2" },
330 { GLFW_KEY_KP_3, "KP3" },
331 { GLFW_KEY_KP_4, "KP4" },
332 { GLFW_KEY_KP_5, "KP5" },
333 { GLFW_KEY_KP_6, "KP6" },
334 { GLFW_KEY_KP_7, "KP7" },
335 { GLFW_KEY_KP_8, "KP8" },
336 { GLFW_KEY_KP_9, "KP9" },
337 { GLFW_KEY_KP_DECIMAL, "KPDL" },
338 { GLFW_KEY_KP_DIVIDE, "KPDV" },
339 { GLFW_KEY_KP_MULTIPLY, "KPMU" },
340 { GLFW_KEY_KP_SUBTRACT, "KPSU" },
341 { GLFW_KEY_KP_ADD, "KPAD" },
342 { GLFW_KEY_KP_ENTER, "KPEN" },
343 { GLFW_KEY_KP_EQUAL, "KPEQ" },
344 { GLFW_KEY_LEFT_SHIFT, "LFSH" },
345 { GLFW_KEY_LEFT_CONTROL, "LCTL" },
346 { GLFW_KEY_LEFT_ALT, "LALT" },
347 { GLFW_KEY_LEFT_SUPER, "LWIN" },
348 { GLFW_KEY_RIGHT_SHIFT, "RTSH" },
349 { GLFW_KEY_RIGHT_CONTROL, "RCTL" },
350 { GLFW_KEY_RIGHT_ALT, "RALT" },
351 { GLFW_KEY_RIGHT_ALT, "LVL3" },
352 { GLFW_KEY_RIGHT_ALT, "MDSW" },
353 { GLFW_KEY_RIGHT_SUPER, "RWIN" },
354 { GLFW_KEY_MENU, "MENU" }
357 // Find the X11 key code -> GLFW key code mapping
358 for (scancode = scancodeMin; scancode <= scancodeMax; scancode++)
360 int key = GLFW_KEY_UNKNOWN;
362 // Map the key name to a GLFW key code. Note: We use the US
363 // keyboard layout. Because function keys aren't mapped correctly
364 // when using traditional KeySym translations, they are mapped
366 for (int i = 0; i < sizeof(keymap) / sizeof(keymap[0]); i++)
368 if (strncmp(desc->names->keys[scancode].name,
370 XkbKeyNameLength) == 0)
377 // Fall back to key aliases in case the key name did not match
378 for (int i = 0; i < desc->names->num_key_aliases; i++)
380 if (key != GLFW_KEY_UNKNOWN)
383 if (strncmp(desc->names->key_aliases[i].real,
384 desc->names->keys[scancode].name,
385 XkbKeyNameLength) != 0)
390 for (int j = 0; j < sizeof(keymap) / sizeof(keymap[0]); j++)
392 if (strncmp(desc->names->key_aliases[i].alias,
394 XkbKeyNameLength) == 0)
402 _glfw.x11.keycodes[scancode] = key;
405 XkbFreeNames(desc, XkbKeyNamesMask, True);
406 XkbFreeKeyboard(desc, 0, True);
409 XDisplayKeycodes(_glfw.x11.display, &scancodeMin, &scancodeMax);
412 KeySym* keysyms = XGetKeyboardMapping(_glfw.x11.display,
414 scancodeMax - scancodeMin + 1,
417 for (scancode = scancodeMin; scancode <= scancodeMax; scancode++)
419 // Translate the un-translated key codes using traditional X11 KeySym
421 if (_glfw.x11.keycodes[scancode] < 0)
423 const size_t base = (scancode - scancodeMin) * width;
424 _glfw.x11.keycodes[scancode] = translateKeySyms(&keysyms[base], width);
427 // Store the reverse translation for faster key name lookup
428 if (_glfw.x11.keycodes[scancode] > 0)
429 _glfw.x11.scancodes[_glfw.x11.keycodes[scancode]] = scancode;
435 // Check whether the IM has a usable style
437 static GLFWbool hasUsableInputMethodStyle(void)
439 GLFWbool found = GLFW_FALSE;
440 XIMStyles* styles = NULL;
442 if (XGetIMValues(_glfw.x11.im, XNQueryInputStyle, &styles, NULL) != NULL)
445 for (unsigned int i = 0; i < styles->count_styles; i++)
447 if (styles->supported_styles[i] == (XIMPreeditNothing | XIMStatusNothing))
458 static void inputMethodDestroyCallback(XIM im, XPointer clientData, XPointer callData)
463 static void inputMethodInstantiateCallback(Display* display,
470 _glfw.x11.im = XOpenIM(_glfw.x11.display, 0, NULL, NULL);
473 if (!hasUsableInputMethodStyle())
475 XCloseIM(_glfw.x11.im);
482 XIMCallback callback;
483 callback.callback = (XIMProc) inputMethodDestroyCallback;
484 callback.client_data = NULL;
485 XSetIMValues(_glfw.x11.im, XNDestroyCallback, &callback, NULL);
487 for (_GLFWwindow* window = _glfw.windowListHead; window; window = window->next)
488 _glfwCreateInputContextX11(window);
492 // Return the atom ID only if it is listed in the specified array
494 static Atom getAtomIfSupported(Atom* supportedAtoms,
495 unsigned long atomCount,
496 const char* atomName)
498 const Atom atom = XInternAtom(_glfw.x11.display, atomName, False);
500 for (unsigned long i = 0; i < atomCount; i++)
502 if (supportedAtoms[i] == atom)
509 // Check whether the running window manager is EWMH-compliant
511 static void detectEWMH(void)
513 // First we read the _NET_SUPPORTING_WM_CHECK property on the root window
515 Window* windowFromRoot = NULL;
516 if (!_glfwGetWindowPropertyX11(_glfw.x11.root,
517 _glfw.x11.NET_SUPPORTING_WM_CHECK,
519 (unsigned char**) &windowFromRoot))
524 _glfwGrabErrorHandlerX11();
526 // If it exists, it should be the XID of a top-level window
527 // Then we look for the same property on that window
529 Window* windowFromChild = NULL;
530 if (!_glfwGetWindowPropertyX11(*windowFromRoot,
531 _glfw.x11.NET_SUPPORTING_WM_CHECK,
533 (unsigned char**) &windowFromChild))
535 XFree(windowFromRoot);
539 _glfwReleaseErrorHandlerX11();
541 // If the property exists, it should contain the XID of the window
543 if (*windowFromRoot != *windowFromChild)
545 XFree(windowFromRoot);
546 XFree(windowFromChild);
550 XFree(windowFromRoot);
551 XFree(windowFromChild);
553 // We are now fairly sure that an EWMH-compliant WM is currently running
554 // We can now start querying the WM about what features it supports by
555 // looking in the _NET_SUPPORTED property on the root window
556 // It should contain a list of supported EWMH protocol and state atoms
558 Atom* supportedAtoms = NULL;
559 const unsigned long atomCount =
560 _glfwGetWindowPropertyX11(_glfw.x11.root,
561 _glfw.x11.NET_SUPPORTED,
563 (unsigned char**) &supportedAtoms);
565 // See which of the atoms we support that are supported by the WM
567 _glfw.x11.NET_WM_STATE =
568 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE");
569 _glfw.x11.NET_WM_STATE_ABOVE =
570 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_ABOVE");
571 _glfw.x11.NET_WM_STATE_FULLSCREEN =
572 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_FULLSCREEN");
573 _glfw.x11.NET_WM_STATE_MAXIMIZED_VERT =
574 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_MAXIMIZED_VERT");
575 _glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ =
576 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_MAXIMIZED_HORZ");
577 _glfw.x11.NET_WM_STATE_DEMANDS_ATTENTION =
578 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_DEMANDS_ATTENTION");
579 _glfw.x11.NET_WM_FULLSCREEN_MONITORS =
580 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_FULLSCREEN_MONITORS");
581 _glfw.x11.NET_WM_WINDOW_TYPE =
582 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_WINDOW_TYPE");
583 _glfw.x11.NET_WM_WINDOW_TYPE_NORMAL =
584 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_WINDOW_TYPE_NORMAL");
585 _glfw.x11.NET_WORKAREA =
586 getAtomIfSupported(supportedAtoms, atomCount, "_NET_WORKAREA");
587 _glfw.x11.NET_CURRENT_DESKTOP =
588 getAtomIfSupported(supportedAtoms, atomCount, "_NET_CURRENT_DESKTOP");
589 _glfw.x11.NET_ACTIVE_WINDOW =
590 getAtomIfSupported(supportedAtoms, atomCount, "_NET_ACTIVE_WINDOW");
591 _glfw.x11.NET_FRAME_EXTENTS =
592 getAtomIfSupported(supportedAtoms, atomCount, "_NET_FRAME_EXTENTS");
593 _glfw.x11.NET_REQUEST_FRAME_EXTENTS =
594 getAtomIfSupported(supportedAtoms, atomCount, "_NET_REQUEST_FRAME_EXTENTS");
597 XFree(supportedAtoms);
600 // Look for and initialize supported X11 extensions
602 static GLFWbool initExtensions(void)
604 _glfw.x11.vidmode.handle = _glfw_dlopen("libXxf86vm.so.1");
605 if (_glfw.x11.vidmode.handle)
607 _glfw.x11.vidmode.QueryExtension = (PFN_XF86VidModeQueryExtension)
608 _glfw_dlsym(_glfw.x11.vidmode.handle, "XF86VidModeQueryExtension");
609 _glfw.x11.vidmode.GetGammaRamp = (PFN_XF86VidModeGetGammaRamp)
610 _glfw_dlsym(_glfw.x11.vidmode.handle, "XF86VidModeGetGammaRamp");
611 _glfw.x11.vidmode.SetGammaRamp = (PFN_XF86VidModeSetGammaRamp)
612 _glfw_dlsym(_glfw.x11.vidmode.handle, "XF86VidModeSetGammaRamp");
613 _glfw.x11.vidmode.GetGammaRampSize = (PFN_XF86VidModeGetGammaRampSize)
614 _glfw_dlsym(_glfw.x11.vidmode.handle, "XF86VidModeGetGammaRampSize");
616 _glfw.x11.vidmode.available =
617 XF86VidModeQueryExtension(_glfw.x11.display,
618 &_glfw.x11.vidmode.eventBase,
619 &_glfw.x11.vidmode.errorBase);
622 #if defined(__CYGWIN__)
623 _glfw.x11.xi.handle = _glfw_dlopen("libXi-6.so");
625 _glfw.x11.xi.handle = _glfw_dlopen("libXi.so.6");
627 if (_glfw.x11.xi.handle)
629 _glfw.x11.xi.QueryVersion = (PFN_XIQueryVersion)
630 _glfw_dlsym(_glfw.x11.xi.handle, "XIQueryVersion");
631 _glfw.x11.xi.SelectEvents = (PFN_XISelectEvents)
632 _glfw_dlsym(_glfw.x11.xi.handle, "XISelectEvents");
634 if (XQueryExtension(_glfw.x11.display,
636 &_glfw.x11.xi.majorOpcode,
637 &_glfw.x11.xi.eventBase,
638 &_glfw.x11.xi.errorBase))
640 _glfw.x11.xi.major = 2;
641 _glfw.x11.xi.minor = 0;
643 if (XIQueryVersion(_glfw.x11.display,
645 &_glfw.x11.xi.minor) == Success)
647 _glfw.x11.xi.available = GLFW_TRUE;
652 #if defined(__CYGWIN__)
653 _glfw.x11.randr.handle = _glfw_dlopen("libXrandr-2.so");
655 _glfw.x11.randr.handle = _glfw_dlopen("libXrandr.so.2");
657 if (_glfw.x11.randr.handle)
659 _glfw.x11.randr.AllocGamma = (PFN_XRRAllocGamma)
660 _glfw_dlsym(_glfw.x11.randr.handle, "XRRAllocGamma");
661 _glfw.x11.randr.FreeGamma = (PFN_XRRFreeGamma)
662 _glfw_dlsym(_glfw.x11.randr.handle, "XRRFreeGamma");
663 _glfw.x11.randr.FreeCrtcInfo = (PFN_XRRFreeCrtcInfo)
664 _glfw_dlsym(_glfw.x11.randr.handle, "XRRFreeCrtcInfo");
665 _glfw.x11.randr.FreeGamma = (PFN_XRRFreeGamma)
666 _glfw_dlsym(_glfw.x11.randr.handle, "XRRFreeGamma");
667 _glfw.x11.randr.FreeOutputInfo = (PFN_XRRFreeOutputInfo)
668 _glfw_dlsym(_glfw.x11.randr.handle, "XRRFreeOutputInfo");
669 _glfw.x11.randr.FreeScreenResources = (PFN_XRRFreeScreenResources)
670 _glfw_dlsym(_glfw.x11.randr.handle, "XRRFreeScreenResources");
671 _glfw.x11.randr.GetCrtcGamma = (PFN_XRRGetCrtcGamma)
672 _glfw_dlsym(_glfw.x11.randr.handle, "XRRGetCrtcGamma");
673 _glfw.x11.randr.GetCrtcGammaSize = (PFN_XRRGetCrtcGammaSize)
674 _glfw_dlsym(_glfw.x11.randr.handle, "XRRGetCrtcGammaSize");
675 _glfw.x11.randr.GetCrtcInfo = (PFN_XRRGetCrtcInfo)
676 _glfw_dlsym(_glfw.x11.randr.handle, "XRRGetCrtcInfo");
677 _glfw.x11.randr.GetOutputInfo = (PFN_XRRGetOutputInfo)
678 _glfw_dlsym(_glfw.x11.randr.handle, "XRRGetOutputInfo");
679 _glfw.x11.randr.GetOutputPrimary = (PFN_XRRGetOutputPrimary)
680 _glfw_dlsym(_glfw.x11.randr.handle, "XRRGetOutputPrimary");
681 _glfw.x11.randr.GetScreenResourcesCurrent = (PFN_XRRGetScreenResourcesCurrent)
682 _glfw_dlsym(_glfw.x11.randr.handle, "XRRGetScreenResourcesCurrent");
683 _glfw.x11.randr.QueryExtension = (PFN_XRRQueryExtension)
684 _glfw_dlsym(_glfw.x11.randr.handle, "XRRQueryExtension");
685 _glfw.x11.randr.QueryVersion = (PFN_XRRQueryVersion)
686 _glfw_dlsym(_glfw.x11.randr.handle, "XRRQueryVersion");
687 _glfw.x11.randr.SelectInput = (PFN_XRRSelectInput)
688 _glfw_dlsym(_glfw.x11.randr.handle, "XRRSelectInput");
689 _glfw.x11.randr.SetCrtcConfig = (PFN_XRRSetCrtcConfig)
690 _glfw_dlsym(_glfw.x11.randr.handle, "XRRSetCrtcConfig");
691 _glfw.x11.randr.SetCrtcGamma = (PFN_XRRSetCrtcGamma)
692 _glfw_dlsym(_glfw.x11.randr.handle, "XRRSetCrtcGamma");
693 _glfw.x11.randr.UpdateConfiguration = (PFN_XRRUpdateConfiguration)
694 _glfw_dlsym(_glfw.x11.randr.handle, "XRRUpdateConfiguration");
696 if (XRRQueryExtension(_glfw.x11.display,
697 &_glfw.x11.randr.eventBase,
698 &_glfw.x11.randr.errorBase))
700 if (XRRQueryVersion(_glfw.x11.display,
701 &_glfw.x11.randr.major,
702 &_glfw.x11.randr.minor))
704 // The GLFW RandR path requires at least version 1.3
705 if (_glfw.x11.randr.major > 1 || _glfw.x11.randr.minor >= 3)
706 _glfw.x11.randr.available = GLFW_TRUE;
710 _glfwInputError(GLFW_PLATFORM_ERROR,
711 "X11: Failed to query RandR version");
716 if (_glfw.x11.randr.available)
718 XRRScreenResources* sr = XRRGetScreenResourcesCurrent(_glfw.x11.display,
721 if (!sr->ncrtc || !XRRGetCrtcGammaSize(_glfw.x11.display, sr->crtcs[0]))
723 // This is likely an older Nvidia driver with broken gamma support
724 // Flag it as useless and fall back to xf86vm gamma, if available
725 _glfw.x11.randr.gammaBroken = GLFW_TRUE;
730 // A system without CRTCs is likely a system with broken RandR
731 // Disable the RandR monitor path and fall back to core functions
732 _glfw.x11.randr.monitorBroken = GLFW_TRUE;
735 XRRFreeScreenResources(sr);
738 if (_glfw.x11.randr.available && !_glfw.x11.randr.monitorBroken)
740 XRRSelectInput(_glfw.x11.display, _glfw.x11.root,
741 RROutputChangeNotifyMask);
744 #if defined(__CYGWIN__)
745 _glfw.x11.xcursor.handle = _glfw_dlopen("libXcursor-1.so");
747 _glfw.x11.xcursor.handle = _glfw_dlopen("libXcursor.so.1");
749 if (_glfw.x11.xcursor.handle)
751 _glfw.x11.xcursor.ImageCreate = (PFN_XcursorImageCreate)
752 _glfw_dlsym(_glfw.x11.xcursor.handle, "XcursorImageCreate");
753 _glfw.x11.xcursor.ImageDestroy = (PFN_XcursorImageDestroy)
754 _glfw_dlsym(_glfw.x11.xcursor.handle, "XcursorImageDestroy");
755 _glfw.x11.xcursor.ImageLoadCursor = (PFN_XcursorImageLoadCursor)
756 _glfw_dlsym(_glfw.x11.xcursor.handle, "XcursorImageLoadCursor");
757 _glfw.x11.xcursor.GetTheme = (PFN_XcursorGetTheme)
758 _glfw_dlsym(_glfw.x11.xcursor.handle, "XcursorGetTheme");
759 _glfw.x11.xcursor.GetDefaultSize = (PFN_XcursorGetDefaultSize)
760 _glfw_dlsym(_glfw.x11.xcursor.handle, "XcursorGetDefaultSize");
761 _glfw.x11.xcursor.LibraryLoadImage = (PFN_XcursorLibraryLoadImage)
762 _glfw_dlsym(_glfw.x11.xcursor.handle, "XcursorLibraryLoadImage");
765 #if defined(__CYGWIN__)
766 _glfw.x11.xinerama.handle = _glfw_dlopen("libXinerama-1.so");
768 _glfw.x11.xinerama.handle = _glfw_dlopen("libXinerama.so.1");
770 if (_glfw.x11.xinerama.handle)
772 _glfw.x11.xinerama.IsActive = (PFN_XineramaIsActive)
773 _glfw_dlsym(_glfw.x11.xinerama.handle, "XineramaIsActive");
774 _glfw.x11.xinerama.QueryExtension = (PFN_XineramaQueryExtension)
775 _glfw_dlsym(_glfw.x11.xinerama.handle, "XineramaQueryExtension");
776 _glfw.x11.xinerama.QueryScreens = (PFN_XineramaQueryScreens)
777 _glfw_dlsym(_glfw.x11.xinerama.handle, "XineramaQueryScreens");
779 if (XineramaQueryExtension(_glfw.x11.display,
780 &_glfw.x11.xinerama.major,
781 &_glfw.x11.xinerama.minor))
783 if (XineramaIsActive(_glfw.x11.display))
784 _glfw.x11.xinerama.available = GLFW_TRUE;
788 _glfw.x11.xkb.major = 1;
789 _glfw.x11.xkb.minor = 0;
790 _glfw.x11.xkb.available =
791 XkbQueryExtension(_glfw.x11.display,
792 &_glfw.x11.xkb.majorOpcode,
793 &_glfw.x11.xkb.eventBase,
794 &_glfw.x11.xkb.errorBase,
795 &_glfw.x11.xkb.major,
796 &_glfw.x11.xkb.minor);
798 if (_glfw.x11.xkb.available)
802 if (XkbSetDetectableAutoRepeat(_glfw.x11.display, True, &supported))
805 _glfw.x11.xkb.detectable = GLFW_TRUE;
809 if (XkbGetState(_glfw.x11.display, XkbUseCoreKbd, &state) == Success)
810 _glfw.x11.xkb.group = (unsigned int)state.group;
812 XkbSelectEventDetails(_glfw.x11.display, XkbUseCoreKbd, XkbStateNotify,
813 XkbGroupStateMask, XkbGroupStateMask);
816 #if defined(__CYGWIN__)
817 _glfw.x11.x11xcb.handle = _glfw_dlopen("libX11-xcb-1.so");
819 _glfw.x11.x11xcb.handle = _glfw_dlopen("libX11-xcb.so.1");
821 if (_glfw.x11.x11xcb.handle)
823 _glfw.x11.x11xcb.GetXCBConnection = (PFN_XGetXCBConnection)
824 _glfw_dlsym(_glfw.x11.x11xcb.handle, "XGetXCBConnection");
827 #if defined(__CYGWIN__)
828 _glfw.x11.xrender.handle = _glfw_dlopen("libXrender-1.so");
830 _glfw.x11.xrender.handle = _glfw_dlopen("libXrender.so.1");
832 if (_glfw.x11.xrender.handle)
834 _glfw.x11.xrender.QueryExtension = (PFN_XRenderQueryExtension)
835 _glfw_dlsym(_glfw.x11.xrender.handle, "XRenderQueryExtension");
836 _glfw.x11.xrender.QueryVersion = (PFN_XRenderQueryVersion)
837 _glfw_dlsym(_glfw.x11.xrender.handle, "XRenderQueryVersion");
838 _glfw.x11.xrender.FindVisualFormat = (PFN_XRenderFindVisualFormat)
839 _glfw_dlsym(_glfw.x11.xrender.handle, "XRenderFindVisualFormat");
841 if (XRenderQueryExtension(_glfw.x11.display,
842 &_glfw.x11.xrender.errorBase,
843 &_glfw.x11.xrender.eventBase))
845 if (XRenderQueryVersion(_glfw.x11.display,
846 &_glfw.x11.xrender.major,
847 &_glfw.x11.xrender.minor))
849 _glfw.x11.xrender.available = GLFW_TRUE;
854 #if defined(__CYGWIN__)
855 _glfw.x11.xshape.handle = _glfw_dlopen("libXext-6.so");
857 _glfw.x11.xshape.handle = _glfw_dlopen("libXext.so.6");
859 if (_glfw.x11.xshape.handle)
861 _glfw.x11.xshape.QueryExtension = (PFN_XShapeQueryExtension)
862 _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeQueryExtension");
863 _glfw.x11.xshape.ShapeCombineRegion = (PFN_XShapeCombineRegion)
864 _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeCombineRegion");
865 _glfw.x11.xshape.QueryVersion = (PFN_XShapeQueryVersion)
866 _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeQueryVersion");
867 _glfw.x11.xshape.ShapeCombineMask = (PFN_XShapeCombineMask)
868 _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeCombineMask");
870 if (XShapeQueryExtension(_glfw.x11.display,
871 &_glfw.x11.xshape.errorBase,
872 &_glfw.x11.xshape.eventBase))
874 if (XShapeQueryVersion(_glfw.x11.display,
875 &_glfw.x11.xshape.major,
876 &_glfw.x11.xshape.minor))
878 _glfw.x11.xshape.available = GLFW_TRUE;
883 // Update the key code LUT
884 // FIXME: We should listen to XkbMapNotify events to track changes to
885 // the keyboard mapping.
888 // String format atoms
889 _glfw.x11.NULL_ = XInternAtom(_glfw.x11.display, "NULL", False);
890 _glfw.x11.UTF8_STRING = XInternAtom(_glfw.x11.display, "UTF8_STRING", False);
891 _glfw.x11.ATOM_PAIR = XInternAtom(_glfw.x11.display, "ATOM_PAIR", False);
893 // Custom selection property atom
894 _glfw.x11.GLFW_SELECTION =
895 XInternAtom(_glfw.x11.display, "GLFW_SELECTION", False);
897 // ICCCM standard clipboard atoms
898 _glfw.x11.TARGETS = XInternAtom(_glfw.x11.display, "TARGETS", False);
899 _glfw.x11.MULTIPLE = XInternAtom(_glfw.x11.display, "MULTIPLE", False);
900 _glfw.x11.PRIMARY = XInternAtom(_glfw.x11.display, "PRIMARY", False);
901 _glfw.x11.INCR = XInternAtom(_glfw.x11.display, "INCR", False);
902 _glfw.x11.CLIPBOARD = XInternAtom(_glfw.x11.display, "CLIPBOARD", False);
904 // Clipboard manager atoms
905 _glfw.x11.CLIPBOARD_MANAGER =
906 XInternAtom(_glfw.x11.display, "CLIPBOARD_MANAGER", False);
907 _glfw.x11.SAVE_TARGETS =
908 XInternAtom(_glfw.x11.display, "SAVE_TARGETS", False);
910 // Xdnd (drag and drop) atoms
911 _glfw.x11.XdndAware = XInternAtom(_glfw.x11.display, "XdndAware", False);
912 _glfw.x11.XdndEnter = XInternAtom(_glfw.x11.display, "XdndEnter", False);
913 _glfw.x11.XdndPosition = XInternAtom(_glfw.x11.display, "XdndPosition", False);
914 _glfw.x11.XdndStatus = XInternAtom(_glfw.x11.display, "XdndStatus", False);
915 _glfw.x11.XdndActionCopy = XInternAtom(_glfw.x11.display, "XdndActionCopy", False);
916 _glfw.x11.XdndDrop = XInternAtom(_glfw.x11.display, "XdndDrop", False);
917 _glfw.x11.XdndFinished = XInternAtom(_glfw.x11.display, "XdndFinished", False);
918 _glfw.x11.XdndSelection = XInternAtom(_glfw.x11.display, "XdndSelection", False);
919 _glfw.x11.XdndTypeList = XInternAtom(_glfw.x11.display, "XdndTypeList", False);
920 _glfw.x11.text_uri_list = XInternAtom(_glfw.x11.display, "text/uri-list", False);
922 // ICCCM, EWMH and Motif window property atoms
923 // These can be set safely even without WM support
924 // The EWMH atoms that require WM support are handled in detectEWMH
925 _glfw.x11.WM_PROTOCOLS =
926 XInternAtom(_glfw.x11.display, "WM_PROTOCOLS", False);
928 XInternAtom(_glfw.x11.display, "WM_STATE", False);
929 _glfw.x11.WM_DELETE_WINDOW =
930 XInternAtom(_glfw.x11.display, "WM_DELETE_WINDOW", False);
931 _glfw.x11.NET_SUPPORTED =
932 XInternAtom(_glfw.x11.display, "_NET_SUPPORTED", False);
933 _glfw.x11.NET_SUPPORTING_WM_CHECK =
934 XInternAtom(_glfw.x11.display, "_NET_SUPPORTING_WM_CHECK", False);
935 _glfw.x11.NET_WM_ICON =
936 XInternAtom(_glfw.x11.display, "_NET_WM_ICON", False);
937 _glfw.x11.NET_WM_PING =
938 XInternAtom(_glfw.x11.display, "_NET_WM_PING", False);
939 _glfw.x11.NET_WM_PID =
940 XInternAtom(_glfw.x11.display, "_NET_WM_PID", False);
941 _glfw.x11.NET_WM_NAME =
942 XInternAtom(_glfw.x11.display, "_NET_WM_NAME", False);
943 _glfw.x11.NET_WM_ICON_NAME =
944 XInternAtom(_glfw.x11.display, "_NET_WM_ICON_NAME", False);
945 _glfw.x11.NET_WM_BYPASS_COMPOSITOR =
946 XInternAtom(_glfw.x11.display, "_NET_WM_BYPASS_COMPOSITOR", False);
947 _glfw.x11.NET_WM_WINDOW_OPACITY =
948 XInternAtom(_glfw.x11.display, "_NET_WM_WINDOW_OPACITY", False);
949 _glfw.x11.MOTIF_WM_HINTS =
950 XInternAtom(_glfw.x11.display, "_MOTIF_WM_HINTS", False);
952 // The compositing manager selection name contains the screen number
955 snprintf(name, sizeof(name), "_NET_WM_CM_S%u", _glfw.x11.screen);
956 _glfw.x11.NET_WM_CM_Sx = XInternAtom(_glfw.x11.display, name, False);
959 // Detect whether an EWMH-conformant window manager is running
965 // Retrieve system content scale via folklore heuristics
967 static void getSystemContentScale(float* xscale, float* yscale)
969 // Start by assuming the default X11 DPI
970 // NOTE: Some desktop environments (KDE) may remove the Xft.dpi field when it
971 // would be set to 96, so assume that is the case if we cannot find it
972 float xdpi = 96.f, ydpi = 96.f;
974 // NOTE: Basing the scale on Xft.dpi where available should provide the most
975 // consistent user experience (matches Qt, Gtk, etc), although not
976 // always the most accurate one
977 char* rms = XResourceManagerString(_glfw.x11.display);
980 XrmDatabase db = XrmGetStringDatabase(rms);
986 if (XrmGetResource(db, "Xft.dpi", "Xft.Dpi", &type, &value))
988 if (type && strcmp(type, "String") == 0)
989 xdpi = ydpi = atof(value.addr);
992 XrmDestroyDatabase(db);
996 *xscale = xdpi / 96.f;
997 *yscale = ydpi / 96.f;
1000 // Create a blank cursor for hidden and disabled cursor modes
1002 static Cursor createHiddenCursor(void)
1004 unsigned char pixels[16 * 16 * 4] = { 0 };
1005 GLFWimage image = { 16, 16, pixels };
1006 return _glfwCreateCursorX11(&image, 0, 0);
1009 // Create a helper window for IPC
1011 static Window createHelperWindow(void)
1013 XSetWindowAttributes wa;
1014 wa.event_mask = PropertyChangeMask;
1016 return XCreateWindow(_glfw.x11.display, _glfw.x11.root,
1019 DefaultVisual(_glfw.x11.display, _glfw.x11.screen),
1025 static int errorHandler(Display *display, XErrorEvent* event)
1027 if (_glfw.x11.display != display)
1030 _glfw.x11.errorCode = event->error_code;
1035 //////////////////////////////////////////////////////////////////////////
1036 ////// GLFW internal API //////
1037 //////////////////////////////////////////////////////////////////////////
1039 // Sets the X error handler callback
1041 void _glfwGrabErrorHandlerX11(void)
1043 _glfw.x11.errorCode = Success;
1044 XSetErrorHandler(errorHandler);
1047 // Clears the X error handler callback
1049 void _glfwReleaseErrorHandlerX11(void)
1051 // Synchronize to make sure all commands are processed
1052 XSync(_glfw.x11.display, False);
1053 XSetErrorHandler(NULL);
1056 // Reports the specified error, appending information about the last X error
1058 void _glfwInputErrorX11(int error, const char* message)
1060 char buffer[_GLFW_MESSAGE_SIZE];
1061 XGetErrorText(_glfw.x11.display, _glfw.x11.errorCode,
1062 buffer, sizeof(buffer));
1064 _glfwInputError(error, "%s: %s", message, buffer);
1067 // Creates a native cursor object from the specified image and hotspot
1069 Cursor _glfwCreateCursorX11(const GLFWimage* image, int xhot, int yhot)
1074 if (!_glfw.x11.xcursor.handle)
1077 XcursorImage* native = XcursorImageCreate(image->width, image->height);
1081 native->xhot = xhot;
1082 native->yhot = yhot;
1084 unsigned char* source = (unsigned char*) image->pixels;
1085 XcursorPixel* target = native->pixels;
1087 for (i = 0; i < image->width * image->height; i++, target++, source += 4)
1089 unsigned int alpha = source[3];
1091 *target = (alpha << 24) |
1092 ((unsigned char) ((source[0] * alpha) / 255) << 16) |
1093 ((unsigned char) ((source[1] * alpha) / 255) << 8) |
1094 ((unsigned char) ((source[2] * alpha) / 255) << 0);
1097 cursor = XcursorImageLoadCursor(_glfw.x11.display, native);
1098 XcursorImageDestroy(native);
1104 //////////////////////////////////////////////////////////////////////////
1105 ////// GLFW platform API //////
1106 //////////////////////////////////////////////////////////////////////////
1108 int _glfwPlatformInit(void)
1110 // HACK: If the application has left the locale as "C" then both wide
1111 // character text input and explicit UTF-8 input via XIM will break
1112 // This sets the CTYPE part of the current locale from the environment
1113 // in the hope that it is set to something more sane than "C"
1114 if (strcmp(setlocale(LC_CTYPE, NULL), "C") == 0)
1115 setlocale(LC_CTYPE, "");
1117 #if defined(__CYGWIN__)
1118 _glfw.x11.xlib.handle = _glfw_dlopen("libX11-6.so");
1120 _glfw.x11.xlib.handle = _glfw_dlopen("libX11.so.6");
1122 if (!_glfw.x11.xlib.handle)
1124 _glfwInputError(GLFW_PLATFORM_ERROR, "X11: Failed to load Xlib");
1128 _glfw.x11.xlib.AllocClassHint = (PFN_XAllocClassHint)
1129 _glfw_dlsym(_glfw.x11.xlib.handle, "XAllocClassHint");
1130 _glfw.x11.xlib.AllocSizeHints = (PFN_XAllocSizeHints)
1131 _glfw_dlsym(_glfw.x11.xlib.handle, "XAllocSizeHints");
1132 _glfw.x11.xlib.AllocWMHints = (PFN_XAllocWMHints)
1133 _glfw_dlsym(_glfw.x11.xlib.handle, "XAllocWMHints");
1134 _glfw.x11.xlib.ChangeProperty = (PFN_XChangeProperty)
1135 _glfw_dlsym(_glfw.x11.xlib.handle, "XChangeProperty");
1136 _glfw.x11.xlib.ChangeWindowAttributes = (PFN_XChangeWindowAttributes)
1137 _glfw_dlsym(_glfw.x11.xlib.handle, "XChangeWindowAttributes");
1138 _glfw.x11.xlib.CheckIfEvent = (PFN_XCheckIfEvent)
1139 _glfw_dlsym(_glfw.x11.xlib.handle, "XCheckIfEvent");
1140 _glfw.x11.xlib.CheckTypedWindowEvent = (PFN_XCheckTypedWindowEvent)
1141 _glfw_dlsym(_glfw.x11.xlib.handle, "XCheckTypedWindowEvent");
1142 _glfw.x11.xlib.CloseDisplay = (PFN_XCloseDisplay)
1143 _glfw_dlsym(_glfw.x11.xlib.handle, "XCloseDisplay");
1144 _glfw.x11.xlib.CloseIM = (PFN_XCloseIM)
1145 _glfw_dlsym(_glfw.x11.xlib.handle, "XCloseIM");
1146 _glfw.x11.xlib.ConvertSelection = (PFN_XConvertSelection)
1147 _glfw_dlsym(_glfw.x11.xlib.handle, "XConvertSelection");
1148 _glfw.x11.xlib.CreateColormap = (PFN_XCreateColormap)
1149 _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateColormap");
1150 _glfw.x11.xlib.CreateFontCursor = (PFN_XCreateFontCursor)
1151 _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateFontCursor");
1152 _glfw.x11.xlib.CreateIC = (PFN_XCreateIC)
1153 _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateIC");
1154 _glfw.x11.xlib.CreateRegion = (PFN_XCreateRegion)
1155 _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateRegion");
1156 _glfw.x11.xlib.CreateWindow = (PFN_XCreateWindow)
1157 _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateWindow");
1158 _glfw.x11.xlib.DefineCursor = (PFN_XDefineCursor)
1159 _glfw_dlsym(_glfw.x11.xlib.handle, "XDefineCursor");
1160 _glfw.x11.xlib.DeleteContext = (PFN_XDeleteContext)
1161 _glfw_dlsym(_glfw.x11.xlib.handle, "XDeleteContext");
1162 _glfw.x11.xlib.DeleteProperty = (PFN_XDeleteProperty)
1163 _glfw_dlsym(_glfw.x11.xlib.handle, "XDeleteProperty");
1164 _glfw.x11.xlib.DestroyIC = (PFN_XDestroyIC)
1165 _glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyIC");
1166 _glfw.x11.xlib.DestroyRegion = (PFN_XDestroyRegion)
1167 _glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyRegion");
1168 _glfw.x11.xlib.DestroyWindow = (PFN_XDestroyWindow)
1169 _glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyWindow");
1170 _glfw.x11.xlib.DisplayKeycodes = (PFN_XDisplayKeycodes)
1171 _glfw_dlsym(_glfw.x11.xlib.handle, "XDisplayKeycodes");
1172 _glfw.x11.xlib.EventsQueued = (PFN_XEventsQueued)
1173 _glfw_dlsym(_glfw.x11.xlib.handle, "XEventsQueued");
1174 _glfw.x11.xlib.FilterEvent = (PFN_XFilterEvent)
1175 _glfw_dlsym(_glfw.x11.xlib.handle, "XFilterEvent");
1176 _glfw.x11.xlib.FindContext = (PFN_XFindContext)
1177 _glfw_dlsym(_glfw.x11.xlib.handle, "XFindContext");
1178 _glfw.x11.xlib.Flush = (PFN_XFlush)
1179 _glfw_dlsym(_glfw.x11.xlib.handle, "XFlush");
1180 _glfw.x11.xlib.Free = (PFN_XFree)
1181 _glfw_dlsym(_glfw.x11.xlib.handle, "XFree");
1182 _glfw.x11.xlib.FreeColormap = (PFN_XFreeColormap)
1183 _glfw_dlsym(_glfw.x11.xlib.handle, "XFreeColormap");
1184 _glfw.x11.xlib.FreeCursor = (PFN_XFreeCursor)
1185 _glfw_dlsym(_glfw.x11.xlib.handle, "XFreeCursor");
1186 _glfw.x11.xlib.FreeEventData = (PFN_XFreeEventData)
1187 _glfw_dlsym(_glfw.x11.xlib.handle, "XFreeEventData");
1188 _glfw.x11.xlib.GetErrorText = (PFN_XGetErrorText)
1189 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetErrorText");
1190 _glfw.x11.xlib.GetEventData = (PFN_XGetEventData)
1191 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetEventData");
1192 _glfw.x11.xlib.GetICValues = (PFN_XGetICValues)
1193 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetICValues");
1194 _glfw.x11.xlib.GetIMValues = (PFN_XGetIMValues)
1195 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetIMValues");
1196 _glfw.x11.xlib.GetInputFocus = (PFN_XGetInputFocus)
1197 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetInputFocus");
1198 _glfw.x11.xlib.GetKeyboardMapping = (PFN_XGetKeyboardMapping)
1199 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetKeyboardMapping");
1200 _glfw.x11.xlib.GetScreenSaver = (PFN_XGetScreenSaver)
1201 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetScreenSaver");
1202 _glfw.x11.xlib.GetSelectionOwner = (PFN_XGetSelectionOwner)
1203 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetSelectionOwner");
1204 _glfw.x11.xlib.GetVisualInfo = (PFN_XGetVisualInfo)
1205 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetVisualInfo");
1206 _glfw.x11.xlib.GetWMNormalHints = (PFN_XGetWMNormalHints)
1207 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetWMNormalHints");
1208 _glfw.x11.xlib.GetWindowAttributes = (PFN_XGetWindowAttributes)
1209 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetWindowAttributes");
1210 _glfw.x11.xlib.GetWindowProperty = (PFN_XGetWindowProperty)
1211 _glfw_dlsym(_glfw.x11.xlib.handle, "XGetWindowProperty");
1212 _glfw.x11.xlib.GrabPointer = (PFN_XGrabPointer)
1213 _glfw_dlsym(_glfw.x11.xlib.handle, "XGrabPointer");
1214 _glfw.x11.xlib.IconifyWindow = (PFN_XIconifyWindow)
1215 _glfw_dlsym(_glfw.x11.xlib.handle, "XIconifyWindow");
1216 _glfw.x11.xlib.InitThreads = (PFN_XInitThreads)
1217 _glfw_dlsym(_glfw.x11.xlib.handle, "XInitThreads");
1218 _glfw.x11.xlib.InternAtom = (PFN_XInternAtom)
1219 _glfw_dlsym(_glfw.x11.xlib.handle, "XInternAtom");
1220 _glfw.x11.xlib.LookupString = (PFN_XLookupString)
1221 _glfw_dlsym(_glfw.x11.xlib.handle, "XLookupString");
1222 _glfw.x11.xlib.MapRaised = (PFN_XMapRaised)
1223 _glfw_dlsym(_glfw.x11.xlib.handle, "XMapRaised");
1224 _glfw.x11.xlib.MapWindow = (PFN_XMapWindow)
1225 _glfw_dlsym(_glfw.x11.xlib.handle, "XMapWindow");
1226 _glfw.x11.xlib.MoveResizeWindow = (PFN_XMoveResizeWindow)
1227 _glfw_dlsym(_glfw.x11.xlib.handle, "XMoveResizeWindow");
1228 _glfw.x11.xlib.MoveWindow = (PFN_XMoveWindow)
1229 _glfw_dlsym(_glfw.x11.xlib.handle, "XMoveWindow");
1230 _glfw.x11.xlib.NextEvent = (PFN_XNextEvent)
1231 _glfw_dlsym(_glfw.x11.xlib.handle, "XNextEvent");
1232 _glfw.x11.xlib.OpenDisplay = (PFN_XOpenDisplay)
1233 _glfw_dlsym(_glfw.x11.xlib.handle, "XOpenDisplay");
1234 _glfw.x11.xlib.OpenIM = (PFN_XOpenIM)
1235 _glfw_dlsym(_glfw.x11.xlib.handle, "XOpenIM");
1236 _glfw.x11.xlib.PeekEvent = (PFN_XPeekEvent)
1237 _glfw_dlsym(_glfw.x11.xlib.handle, "XPeekEvent");
1238 _glfw.x11.xlib.Pending = (PFN_XPending)
1239 _glfw_dlsym(_glfw.x11.xlib.handle, "XPending");
1240 _glfw.x11.xlib.QueryExtension = (PFN_XQueryExtension)
1241 _glfw_dlsym(_glfw.x11.xlib.handle, "XQueryExtension");
1242 _glfw.x11.xlib.QueryPointer = (PFN_XQueryPointer)
1243 _glfw_dlsym(_glfw.x11.xlib.handle, "XQueryPointer");
1244 _glfw.x11.xlib.RaiseWindow = (PFN_XRaiseWindow)
1245 _glfw_dlsym(_glfw.x11.xlib.handle, "XRaiseWindow");
1246 _glfw.x11.xlib.RegisterIMInstantiateCallback = (PFN_XRegisterIMInstantiateCallback)
1247 _glfw_dlsym(_glfw.x11.xlib.handle, "XRegisterIMInstantiateCallback");
1248 _glfw.x11.xlib.ResizeWindow = (PFN_XResizeWindow)
1249 _glfw_dlsym(_glfw.x11.xlib.handle, "XResizeWindow");
1250 _glfw.x11.xlib.ResourceManagerString = (PFN_XResourceManagerString)
1251 _glfw_dlsym(_glfw.x11.xlib.handle, "XResourceManagerString");
1252 _glfw.x11.xlib.SaveContext = (PFN_XSaveContext)
1253 _glfw_dlsym(_glfw.x11.xlib.handle, "XSaveContext");
1254 _glfw.x11.xlib.SelectInput = (PFN_XSelectInput)
1255 _glfw_dlsym(_glfw.x11.xlib.handle, "XSelectInput");
1256 _glfw.x11.xlib.SendEvent = (PFN_XSendEvent)
1257 _glfw_dlsym(_glfw.x11.xlib.handle, "XSendEvent");
1258 _glfw.x11.xlib.SetClassHint = (PFN_XSetClassHint)
1259 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetClassHint");
1260 _glfw.x11.xlib.SetErrorHandler = (PFN_XSetErrorHandler)
1261 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetErrorHandler");
1262 _glfw.x11.xlib.SetICFocus = (PFN_XSetICFocus)
1263 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetICFocus");
1264 _glfw.x11.xlib.SetIMValues = (PFN_XSetIMValues)
1265 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetIMValues");
1266 _glfw.x11.xlib.SetInputFocus = (PFN_XSetInputFocus)
1267 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetInputFocus");
1268 _glfw.x11.xlib.SetLocaleModifiers = (PFN_XSetLocaleModifiers)
1269 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetLocaleModifiers");
1270 _glfw.x11.xlib.SetScreenSaver = (PFN_XSetScreenSaver)
1271 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetScreenSaver");
1272 _glfw.x11.xlib.SetSelectionOwner = (PFN_XSetSelectionOwner)
1273 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetSelectionOwner");
1274 _glfw.x11.xlib.SetWMHints = (PFN_XSetWMHints)
1275 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetWMHints");
1276 _glfw.x11.xlib.SetWMNormalHints = (PFN_XSetWMNormalHints)
1277 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetWMNormalHints");
1278 _glfw.x11.xlib.SetWMProtocols = (PFN_XSetWMProtocols)
1279 _glfw_dlsym(_glfw.x11.xlib.handle, "XSetWMProtocols");
1280 _glfw.x11.xlib.SupportsLocale = (PFN_XSupportsLocale)
1281 _glfw_dlsym(_glfw.x11.xlib.handle, "XSupportsLocale");
1282 _glfw.x11.xlib.Sync = (PFN_XSync)
1283 _glfw_dlsym(_glfw.x11.xlib.handle, "XSync");
1284 _glfw.x11.xlib.TranslateCoordinates = (PFN_XTranslateCoordinates)
1285 _glfw_dlsym(_glfw.x11.xlib.handle, "XTranslateCoordinates");
1286 _glfw.x11.xlib.UndefineCursor = (PFN_XUndefineCursor)
1287 _glfw_dlsym(_glfw.x11.xlib.handle, "XUndefineCursor");
1288 _glfw.x11.xlib.UngrabPointer = (PFN_XUngrabPointer)
1289 _glfw_dlsym(_glfw.x11.xlib.handle, "XUngrabPointer");
1290 _glfw.x11.xlib.UnmapWindow = (PFN_XUnmapWindow)
1291 _glfw_dlsym(_glfw.x11.xlib.handle, "XUnmapWindow");
1292 _glfw.x11.xlib.UnsetICFocus = (PFN_XUnsetICFocus)
1293 _glfw_dlsym(_glfw.x11.xlib.handle, "XUnsetICFocus");
1294 _glfw.x11.xlib.VisualIDFromVisual = (PFN_XVisualIDFromVisual)
1295 _glfw_dlsym(_glfw.x11.xlib.handle, "XVisualIDFromVisual");
1296 _glfw.x11.xlib.WarpPointer = (PFN_XWarpPointer)
1297 _glfw_dlsym(_glfw.x11.xlib.handle, "XWarpPointer");
1298 _glfw.x11.xkb.FreeKeyboard = (PFN_XkbFreeKeyboard)
1299 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbFreeKeyboard");
1300 _glfw.x11.xkb.FreeNames = (PFN_XkbFreeNames)
1301 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbFreeNames");
1302 _glfw.x11.xkb.GetMap = (PFN_XkbGetMap)
1303 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbGetMap");
1304 _glfw.x11.xkb.GetNames = (PFN_XkbGetNames)
1305 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbGetNames");
1306 _glfw.x11.xkb.GetState = (PFN_XkbGetState)
1307 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbGetState");
1308 _glfw.x11.xkb.KeycodeToKeysym = (PFN_XkbKeycodeToKeysym)
1309 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbKeycodeToKeysym");
1310 _glfw.x11.xkb.QueryExtension = (PFN_XkbQueryExtension)
1311 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbQueryExtension");
1312 _glfw.x11.xkb.SelectEventDetails = (PFN_XkbSelectEventDetails)
1313 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbSelectEventDetails");
1314 _glfw.x11.xkb.SetDetectableAutoRepeat = (PFN_XkbSetDetectableAutoRepeat)
1315 _glfw_dlsym(_glfw.x11.xlib.handle, "XkbSetDetectableAutoRepeat");
1316 _glfw.x11.xrm.DestroyDatabase = (PFN_XrmDestroyDatabase)
1317 _glfw_dlsym(_glfw.x11.xlib.handle, "XrmDestroyDatabase");
1318 _glfw.x11.xrm.GetResource = (PFN_XrmGetResource)
1319 _glfw_dlsym(_glfw.x11.xlib.handle, "XrmGetResource");
1320 _glfw.x11.xrm.GetStringDatabase = (PFN_XrmGetStringDatabase)
1321 _glfw_dlsym(_glfw.x11.xlib.handle, "XrmGetStringDatabase");
1322 _glfw.x11.xrm.Initialize = (PFN_XrmInitialize)
1323 _glfw_dlsym(_glfw.x11.xlib.handle, "XrmInitialize");
1324 _glfw.x11.xrm.UniqueQuark = (PFN_XrmUniqueQuark)
1325 _glfw_dlsym(_glfw.x11.xlib.handle, "XrmUniqueQuark");
1326 _glfw.x11.xlib.UnregisterIMInstantiateCallback = (PFN_XUnregisterIMInstantiateCallback)
1327 _glfw_dlsym(_glfw.x11.xlib.handle, "XUnregisterIMInstantiateCallback");
1328 _glfw.x11.xlib.utf8LookupString = (PFN_Xutf8LookupString)
1329 _glfw_dlsym(_glfw.x11.xlib.handle, "Xutf8LookupString");
1330 _glfw.x11.xlib.utf8SetWMProperties = (PFN_Xutf8SetWMProperties)
1331 _glfw_dlsym(_glfw.x11.xlib.handle, "Xutf8SetWMProperties");
1333 if (_glfw.x11.xlib.utf8LookupString && _glfw.x11.xlib.utf8SetWMProperties)
1334 _glfw.x11.xlib.utf8 = GLFW_TRUE;
1339 _glfw.x11.display = XOpenDisplay(NULL);
1340 if (!_glfw.x11.display)
1342 const char* display = getenv("DISPLAY");
1345 _glfwInputError(GLFW_PLATFORM_ERROR,
1346 "X11: Failed to open display %s", display);
1350 _glfwInputError(GLFW_PLATFORM_ERROR,
1351 "X11: The DISPLAY environment variable is missing");
1357 _glfw.x11.screen = DefaultScreen(_glfw.x11.display);
1358 _glfw.x11.root = RootWindow(_glfw.x11.display, _glfw.x11.screen);
1359 _glfw.x11.context = XUniqueContext();
1361 getSystemContentScale(&_glfw.x11.contentScaleX, &_glfw.x11.contentScaleY);
1363 if (!initExtensions())
1366 _glfw.x11.helperWindowHandle = createHelperWindow();
1367 _glfw.x11.hiddenCursorHandle = createHiddenCursor();
1369 if (XSupportsLocale() && _glfw.x11.xlib.utf8)
1371 XSetLocaleModifiers("");
1373 // If an IM is already present our callback will be called right away
1374 XRegisterIMInstantiateCallback(_glfw.x11.display,
1376 inputMethodInstantiateCallback,
1380 _glfwInitTimerPOSIX();
1382 _glfwPollMonitorsX11();
1386 void _glfwPlatformTerminate(void)
1388 if (_glfw.x11.helperWindowHandle)
1390 if (XGetSelectionOwner(_glfw.x11.display, _glfw.x11.CLIPBOARD) ==
1391 _glfw.x11.helperWindowHandle)
1393 _glfwPushSelectionToManagerX11();
1396 XDestroyWindow(_glfw.x11.display, _glfw.x11.helperWindowHandle);
1397 _glfw.x11.helperWindowHandle = None;
1400 if (_glfw.x11.hiddenCursorHandle)
1402 XFreeCursor(_glfw.x11.display, _glfw.x11.hiddenCursorHandle);
1403 _glfw.x11.hiddenCursorHandle = (Cursor) 0;
1406 free(_glfw.x11.primarySelectionString);
1407 free(_glfw.x11.clipboardString);
1409 XUnregisterIMInstantiateCallback(_glfw.x11.display,
1411 inputMethodInstantiateCallback,
1416 XCloseIM(_glfw.x11.im);
1417 _glfw.x11.im = NULL;
1420 if (_glfw.x11.display)
1422 XCloseDisplay(_glfw.x11.display);
1423 _glfw.x11.display = NULL;
1426 if (_glfw.x11.x11xcb.handle)
1428 _glfw_dlclose(_glfw.x11.x11xcb.handle);
1429 _glfw.x11.x11xcb.handle = NULL;
1432 if (_glfw.x11.xcursor.handle)
1434 _glfw_dlclose(_glfw.x11.xcursor.handle);
1435 _glfw.x11.xcursor.handle = NULL;
1438 if (_glfw.x11.randr.handle)
1440 _glfw_dlclose(_glfw.x11.randr.handle);
1441 _glfw.x11.randr.handle = NULL;
1444 if (_glfw.x11.xinerama.handle)
1446 _glfw_dlclose(_glfw.x11.xinerama.handle);
1447 _glfw.x11.xinerama.handle = NULL;
1450 if (_glfw.x11.xrender.handle)
1452 _glfw_dlclose(_glfw.x11.xrender.handle);
1453 _glfw.x11.xrender.handle = NULL;
1456 if (_glfw.x11.vidmode.handle)
1458 _glfw_dlclose(_glfw.x11.vidmode.handle);
1459 _glfw.x11.vidmode.handle = NULL;
1462 if (_glfw.x11.xi.handle)
1464 _glfw_dlclose(_glfw.x11.xi.handle);
1465 _glfw.x11.xi.handle = NULL;
1468 // NOTE: These need to be unloaded after XCloseDisplay, as they register
1469 // cleanup callbacks that get called by that function
1470 _glfwTerminateEGL();
1471 _glfwTerminateGLX();
1473 if (_glfw.x11.xlib.handle)
1475 _glfw_dlclose(_glfw.x11.xlib.handle);
1476 _glfw.x11.xlib.handle = NULL;
1480 const char* _glfwPlatformGetVersionString(void)
1482 return _GLFW_VERSION_NUMBER " X11 GLX EGL OSMesa"
1483 #if defined(_POSIX_TIMERS) && defined(_POSIX_MONOTONIC_CLOCK)
1488 #if defined(__linux__)
1491 #if defined(_GLFW_BUILD_DLL)