| //======================================================================== |
| // GLFW - An OpenGL library |
| // Platform: X11/GLX |
| // API version: 3.0 |
| // WWW: http://www.glfw.org/ |
| //------------------------------------------------------------------------ |
| // Copyright (c) 2002-2006 Marcus Geelnard |
| // Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org> |
| // |
| // This software is provided 'as-is', without any express or implied |
| // warranty. In no event will the authors be held liable for any damages |
| // arising from the use of this software. |
| // |
| // Permission is granted to anyone to use this software for any purpose, |
| // including commercial applications, and to alter it and redistribute it |
| // freely, subject to the following restrictions: |
| // |
| // 1. The origin of this software must not be misrepresented; you must not |
| // claim that you wrote the original software. If you use this software |
| // in a product, an acknowledgment in the product documentation would |
| // be appreciated but is not required. |
| // |
| // 2. Altered source versions must be plainly marked as such, and must not |
| // be misrepresented as being the original software. |
| // |
| // 3. This notice may not be removed or altered from any source |
| // distribution. |
| // |
| //======================================================================== |
| |
| #include "internal.h" |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include <limits.h> |
| |
| |
| //======================================================================== |
| // Translate an X11 key code to a GLFW key code. |
| //======================================================================== |
| |
| static int keyCodeToGLFWKeyCode(int keyCode) |
| { |
| int keySym; |
| |
| // Valid key code range is [8,255], according to the XLib manual |
| if (keyCode < 8 || keyCode > 255) |
| return -1; |
| |
| // Try secondary keysym, for numeric keypad keys |
| // Note: This way we always force "NumLock = ON", which is intentional |
| // since the returned key code should correspond to a physical |
| // location. |
| keySym = XkbKeycodeToKeysym(_glfw.x11.display, keyCode, 1, 0); |
| switch (keySym) |
| { |
| case XK_KP_0: return GLFW_KEY_KP_0; |
| case XK_KP_1: return GLFW_KEY_KP_1; |
| case XK_KP_2: return GLFW_KEY_KP_2; |
| case XK_KP_3: return GLFW_KEY_KP_3; |
| case XK_KP_4: return GLFW_KEY_KP_4; |
| case XK_KP_5: return GLFW_KEY_KP_5; |
| case XK_KP_6: return GLFW_KEY_KP_6; |
| case XK_KP_7: return GLFW_KEY_KP_7; |
| case XK_KP_8: return GLFW_KEY_KP_8; |
| case XK_KP_9: return GLFW_KEY_KP_9; |
| case XK_KP_Separator: |
| case XK_KP_Decimal: return GLFW_KEY_KP_DECIMAL; |
| case XK_KP_Equal: return GLFW_KEY_KP_EQUAL; |
| case XK_KP_Enter: return GLFW_KEY_KP_ENTER; |
| default: break; |
| } |
| |
| // Now try pimary keysym for function keys (non-printable keys). These |
| // should not be layout dependent (i.e. US layout and international |
| // layouts should give the same result). |
| keySym = XkbKeycodeToKeysym(_glfw.x11.display, keyCode, 0, 0); |
| switch (keySym) |
| { |
| case XK_Escape: return GLFW_KEY_ESCAPE; |
| case XK_Tab: return GLFW_KEY_TAB; |
| case XK_Shift_L: return GLFW_KEY_LEFT_SHIFT; |
| case XK_Shift_R: return GLFW_KEY_RIGHT_SHIFT; |
| case XK_Control_L: return GLFW_KEY_LEFT_CONTROL; |
| case XK_Control_R: return GLFW_KEY_RIGHT_CONTROL; |
| case XK_Meta_L: |
| case XK_Alt_L: return GLFW_KEY_LEFT_ALT; |
| case XK_Mode_switch: // Mapped to Alt_R on many keyboards |
| case XK_ISO_Level3_Shift: // AltGr on at least some machines |
| case XK_Meta_R: |
| case XK_Alt_R: return GLFW_KEY_RIGHT_ALT; |
| case XK_Super_L: return GLFW_KEY_LEFT_SUPER; |
| case XK_Super_R: return GLFW_KEY_RIGHT_SUPER; |
| case XK_Menu: return GLFW_KEY_MENU; |
| case XK_Num_Lock: return GLFW_KEY_NUM_LOCK; |
| case XK_Caps_Lock: return GLFW_KEY_CAPS_LOCK; |
| case XK_Scroll_Lock: return GLFW_KEY_SCROLL_LOCK; |
| case XK_Pause: return GLFW_KEY_PAUSE; |
| case XK_Delete: return GLFW_KEY_DELETE; |
| case XK_BackSpace: return GLFW_KEY_BACKSPACE; |
| case XK_Return: return GLFW_KEY_ENTER; |
| case XK_Home: return GLFW_KEY_HOME; |
| case XK_End: return GLFW_KEY_END; |
| case XK_Page_Up: return GLFW_KEY_PAGE_UP; |
| case XK_Page_Down: return GLFW_KEY_PAGE_DOWN; |
| case XK_Insert: return GLFW_KEY_INSERT; |
| case XK_Left: return GLFW_KEY_LEFT; |
| case XK_Right: return GLFW_KEY_RIGHT; |
| case XK_Down: return GLFW_KEY_DOWN; |
| case XK_Up: return GLFW_KEY_UP; |
| case XK_F1: return GLFW_KEY_F1; |
| case XK_F2: return GLFW_KEY_F2; |
| case XK_F3: return GLFW_KEY_F3; |
| case XK_F4: return GLFW_KEY_F4; |
| case XK_F5: return GLFW_KEY_F5; |
| case XK_F6: return GLFW_KEY_F6; |
| case XK_F7: return GLFW_KEY_F7; |
| case XK_F8: return GLFW_KEY_F8; |
| case XK_F9: return GLFW_KEY_F9; |
| case XK_F10: return GLFW_KEY_F10; |
| case XK_F11: return GLFW_KEY_F11; |
| case XK_F12: return GLFW_KEY_F12; |
| case XK_F13: return GLFW_KEY_F13; |
| case XK_F14: return GLFW_KEY_F14; |
| case XK_F15: return GLFW_KEY_F15; |
| case XK_F16: return GLFW_KEY_F16; |
| case XK_F17: return GLFW_KEY_F17; |
| case XK_F18: return GLFW_KEY_F18; |
| case XK_F19: return GLFW_KEY_F19; |
| case XK_F20: return GLFW_KEY_F20; |
| case XK_F21: return GLFW_KEY_F21; |
| case XK_F22: return GLFW_KEY_F22; |
| case XK_F23: return GLFW_KEY_F23; |
| case XK_F24: return GLFW_KEY_F24; |
| case XK_F25: return GLFW_KEY_F25; |
| |
| // Numeric keypad |
| case XK_KP_Divide: return GLFW_KEY_KP_DIVIDE; |
| case XK_KP_Multiply: return GLFW_KEY_KP_MULTIPLY; |
| case XK_KP_Subtract: return GLFW_KEY_KP_SUBTRACT; |
| case XK_KP_Add: return GLFW_KEY_KP_ADD; |
| |
| // These should have been detected in secondary keysym test above! |
| case XK_KP_Insert: return GLFW_KEY_KP_0; |
| case XK_KP_End: return GLFW_KEY_KP_1; |
| case XK_KP_Down: return GLFW_KEY_KP_2; |
| case XK_KP_Page_Down: return GLFW_KEY_KP_3; |
| case XK_KP_Left: return GLFW_KEY_KP_4; |
| case XK_KP_Right: return GLFW_KEY_KP_6; |
| case XK_KP_Home: return GLFW_KEY_KP_7; |
| case XK_KP_Up: return GLFW_KEY_KP_8; |
| case XK_KP_Page_Up: return GLFW_KEY_KP_9; |
| case XK_KP_Delete: return GLFW_KEY_KP_DECIMAL; |
| case XK_KP_Equal: return GLFW_KEY_KP_EQUAL; |
| case XK_KP_Enter: return GLFW_KEY_KP_ENTER; |
| |
| // Last resort: Check for printable keys (should not happen if the XKB |
| // extension is available). This will give a layout dependent mapping |
| // (which is wrong, and we may miss some keys, especially on non-US |
| // keyboards), but it's better than nothing... |
| case XK_a: return GLFW_KEY_A; |
| case XK_b: return GLFW_KEY_B; |
| case XK_c: return GLFW_KEY_C; |
| case XK_d: return GLFW_KEY_D; |
| case XK_e: return GLFW_KEY_E; |
| case XK_f: return GLFW_KEY_F; |
| case XK_g: return GLFW_KEY_G; |
| case XK_h: return GLFW_KEY_H; |
| case XK_i: return GLFW_KEY_I; |
| case XK_j: return GLFW_KEY_J; |
| case XK_k: return GLFW_KEY_K; |
| case XK_l: return GLFW_KEY_L; |
| case XK_m: return GLFW_KEY_M; |
| case XK_n: return GLFW_KEY_N; |
| case XK_o: return GLFW_KEY_O; |
| case XK_p: return GLFW_KEY_P; |
| case XK_q: return GLFW_KEY_Q; |
| case XK_r: return GLFW_KEY_R; |
| case XK_s: return GLFW_KEY_S; |
| case XK_t: return GLFW_KEY_T; |
| case XK_u: return GLFW_KEY_U; |
| case XK_v: return GLFW_KEY_V; |
| case XK_w: return GLFW_KEY_W; |
| case XK_x: return GLFW_KEY_X; |
| case XK_y: return GLFW_KEY_Y; |
| case XK_z: return GLFW_KEY_Z; |
| case XK_1: return GLFW_KEY_1; |
| case XK_2: return GLFW_KEY_2; |
| case XK_3: return GLFW_KEY_3; |
| case XK_4: return GLFW_KEY_4; |
| case XK_5: return GLFW_KEY_5; |
| case XK_6: return GLFW_KEY_6; |
| case XK_7: return GLFW_KEY_7; |
| case XK_8: return GLFW_KEY_8; |
| case XK_9: return GLFW_KEY_9; |
| case XK_0: return GLFW_KEY_0; |
| case XK_space: return GLFW_KEY_SPACE; |
| case XK_minus: return GLFW_KEY_MINUS; |
| case XK_equal: return GLFW_KEY_EQUAL; |
| case XK_bracketleft: return GLFW_KEY_LEFT_BRACKET; |
| case XK_bracketright: return GLFW_KEY_RIGHT_BRACKET; |
| case XK_backslash: return GLFW_KEY_BACKSLASH; |
| case XK_semicolon: return GLFW_KEY_SEMICOLON; |
| case XK_apostrophe: return GLFW_KEY_APOSTROPHE; |
| case XK_grave: return GLFW_KEY_GRAVE_ACCENT; |
| case XK_comma: return GLFW_KEY_COMMA; |
| case XK_period: return GLFW_KEY_PERIOD; |
| case XK_slash: return GLFW_KEY_SLASH; |
| case XK_less: return GLFW_KEY_WORLD_1; // At least in some layouts... |
| default: break; |
| } |
| |
| // No matching translation was found, so return -1 |
| return -1; |
| } |
| |
| |
| //======================================================================== |
| // Update the key code LUT |
| //======================================================================== |
| |
| static void updateKeyCodeLUT(void) |
| { |
| int i, keyCode, keyCodeGLFW; |
| char name[XkbKeyNameLength + 1]; |
| XkbDescPtr descr; |
| |
| // Clear the LUT |
| for (keyCode = 0; keyCode < 256; keyCode++) |
| _glfw.x11.keyCodeLUT[keyCode] = -1; |
| |
| // Use XKB to determine physical key locations independently of the current |
| // keyboard layout |
| |
| // Get keyboard description |
| descr = XkbGetKeyboard(_glfw.x11.display, |
| XkbAllComponentsMask, |
| XkbUseCoreKbd); |
| |
| // Find the X11 key code -> GLFW key code mapping |
| for (keyCode = descr->min_key_code; keyCode <= descr->max_key_code; ++keyCode) |
| { |
| // Get the key name |
| for (i = 0; i < XkbKeyNameLength; i++) |
| name[i] = descr->names->keys[keyCode].name[i]; |
| |
| name[XkbKeyNameLength] = 0; |
| |
| // Map the key name to a GLFW key code. Note: We only map printable |
| // keys here, and we use the US keyboard layout. The rest of the |
| // keys (function keys) are mapped using traditional KeySym |
| // translations. |
| if (strcmp(name, "TLDE") == 0) keyCodeGLFW = GLFW_KEY_GRAVE_ACCENT; |
| else if (strcmp(name, "AE01") == 0) keyCodeGLFW = GLFW_KEY_1; |
| else if (strcmp(name, "AE02") == 0) keyCodeGLFW = GLFW_KEY_2; |
| else if (strcmp(name, "AE03") == 0) keyCodeGLFW = GLFW_KEY_3; |
| else if (strcmp(name, "AE04") == 0) keyCodeGLFW = GLFW_KEY_4; |
| else if (strcmp(name, "AE05") == 0) keyCodeGLFW = GLFW_KEY_5; |
| else if (strcmp(name, "AE06") == 0) keyCodeGLFW = GLFW_KEY_6; |
| else if (strcmp(name, "AE07") == 0) keyCodeGLFW = GLFW_KEY_7; |
| else if (strcmp(name, "AE08") == 0) keyCodeGLFW = GLFW_KEY_8; |
| else if (strcmp(name, "AE09") == 0) keyCodeGLFW = GLFW_KEY_9; |
| else if (strcmp(name, "AE10") == 0) keyCodeGLFW = GLFW_KEY_0; |
| else if (strcmp(name, "AE11") == 0) keyCodeGLFW = GLFW_KEY_MINUS; |
| else if (strcmp(name, "AE12") == 0) keyCodeGLFW = GLFW_KEY_EQUAL; |
| else if (strcmp(name, "AD01") == 0) keyCodeGLFW = GLFW_KEY_Q; |
| else if (strcmp(name, "AD02") == 0) keyCodeGLFW = GLFW_KEY_W; |
| else if (strcmp(name, "AD03") == 0) keyCodeGLFW = GLFW_KEY_E; |
| else if (strcmp(name, "AD04") == 0) keyCodeGLFW = GLFW_KEY_R; |
| else if (strcmp(name, "AD05") == 0) keyCodeGLFW = GLFW_KEY_T; |
| else if (strcmp(name, "AD06") == 0) keyCodeGLFW = GLFW_KEY_Y; |
| else if (strcmp(name, "AD07") == 0) keyCodeGLFW = GLFW_KEY_U; |
| else if (strcmp(name, "AD08") == 0) keyCodeGLFW = GLFW_KEY_I; |
| else if (strcmp(name, "AD09") == 0) keyCodeGLFW = GLFW_KEY_O; |
| else if (strcmp(name, "AD10") == 0) keyCodeGLFW = GLFW_KEY_P; |
| else if (strcmp(name, "AD11") == 0) keyCodeGLFW = GLFW_KEY_LEFT_BRACKET; |
| else if (strcmp(name, "AD12") == 0) keyCodeGLFW = GLFW_KEY_RIGHT_BRACKET; |
| else if (strcmp(name, "AC01") == 0) keyCodeGLFW = GLFW_KEY_A; |
| else if (strcmp(name, "AC02") == 0) keyCodeGLFW = GLFW_KEY_S; |
| else if (strcmp(name, "AC03") == 0) keyCodeGLFW = GLFW_KEY_D; |
| else if (strcmp(name, "AC04") == 0) keyCodeGLFW = GLFW_KEY_F; |
| else if (strcmp(name, "AC05") == 0) keyCodeGLFW = GLFW_KEY_G; |
| else if (strcmp(name, "AC06") == 0) keyCodeGLFW = GLFW_KEY_H; |
| else if (strcmp(name, "AC07") == 0) keyCodeGLFW = GLFW_KEY_J; |
| else if (strcmp(name, "AC08") == 0) keyCodeGLFW = GLFW_KEY_K; |
| else if (strcmp(name, "AC09") == 0) keyCodeGLFW = GLFW_KEY_L; |
| else if (strcmp(name, "AC10") == 0) keyCodeGLFW = GLFW_KEY_SEMICOLON; |
| else if (strcmp(name, "AC11") == 0) keyCodeGLFW = GLFW_KEY_APOSTROPHE; |
| else if (strcmp(name, "AB01") == 0) keyCodeGLFW = GLFW_KEY_Z; |
| else if (strcmp(name, "AB02") == 0) keyCodeGLFW = GLFW_KEY_X; |
| else if (strcmp(name, "AB03") == 0) keyCodeGLFW = GLFW_KEY_C; |
| else if (strcmp(name, "AB04") == 0) keyCodeGLFW = GLFW_KEY_V; |
| else if (strcmp(name, "AB05") == 0) keyCodeGLFW = GLFW_KEY_B; |
| else if (strcmp(name, "AB06") == 0) keyCodeGLFW = GLFW_KEY_N; |
| else if (strcmp(name, "AB07") == 0) keyCodeGLFW = GLFW_KEY_M; |
| else if (strcmp(name, "AB08") == 0) keyCodeGLFW = GLFW_KEY_COMMA; |
| else if (strcmp(name, "AB09") == 0) keyCodeGLFW = GLFW_KEY_PERIOD; |
| else if (strcmp(name, "AB10") == 0) keyCodeGLFW = GLFW_KEY_SLASH; |
| else if (strcmp(name, "BKSL") == 0) keyCodeGLFW = GLFW_KEY_BACKSLASH; |
| else if (strcmp(name, "LSGT") == 0) keyCodeGLFW = GLFW_KEY_WORLD_1; |
| else keyCodeGLFW = -1; |
| |
| // Update the key code LUT |
| if ((keyCode >= 0) && (keyCode < 256)) |
| _glfw.x11.keyCodeLUT[keyCode] = keyCodeGLFW; |
| } |
| |
| // Free the keyboard description |
| XkbFreeKeyboard(descr, 0, True); |
| |
| // Translate the un-translated key codes using traditional X11 KeySym |
| // lookups |
| for (keyCode = 0; keyCode < 256; keyCode++) |
| { |
| if (_glfw.x11.keyCodeLUT[keyCode] < 0) |
| _glfw.x11.keyCodeLUT[keyCode] = keyCodeToGLFWKeyCode(keyCode); |
| } |
| } |
| |
| |
| //======================================================================== |
| // Check whether the specified atom is supported |
| //======================================================================== |
| |
| static Atom getSupportedAtom(Atom* supportedAtoms, |
| unsigned long atomCount, |
| const char* atomName) |
| { |
| Atom atom = XInternAtom(_glfw.x11.display, atomName, True); |
| if (atom != None) |
| { |
| unsigned long i; |
| |
| for (i = 0; i < atomCount; i++) |
| { |
| if (supportedAtoms[i] == atom) |
| return atom; |
| } |
| } |
| |
| return None; |
| } |
| |
| |
| //======================================================================== |
| // Check whether the running window manager is EWMH-compliant |
| //======================================================================== |
| |
| static void detectEWMH(void) |
| { |
| Window* windowFromRoot = NULL; |
| Window* windowFromChild = NULL; |
| |
| // First we need a couple of atoms, which should already be there |
| Atom supportingWmCheck = |
| XInternAtom(_glfw.x11.display, "_NET_SUPPORTING_WM_CHECK", True); |
| Atom wmSupported = |
| XInternAtom(_glfw.x11.display, "_NET_SUPPORTED", True); |
| if (supportingWmCheck == None || wmSupported == None) |
| return; |
| |
| // Then we look for the _NET_SUPPORTING_WM_CHECK property of the root window |
| if (_glfwGetWindowProperty(_glfw.x11.root, |
| supportingWmCheck, |
| XA_WINDOW, |
| (unsigned char**) &windowFromRoot) != 1) |
| { |
| XFree(windowFromRoot); |
| return; |
| } |
| |
| // It should be the ID of a child window (of the root) |
| // Then we look for the same property on the child window |
| if (_glfwGetWindowProperty(*windowFromRoot, |
| supportingWmCheck, |
| XA_WINDOW, |
| (unsigned char**) &windowFromChild) != 1) |
| { |
| XFree(windowFromRoot); |
| XFree(windowFromChild); |
| return; |
| } |
| |
| // It should be the ID of that same child window |
| if (*windowFromRoot != *windowFromChild) |
| { |
| XFree(windowFromRoot); |
| XFree(windowFromChild); |
| return; |
| } |
| |
| XFree(windowFromRoot); |
| XFree(windowFromChild); |
| |
| // We are now fairly sure that an EWMH-compliant window manager is running |
| |
| Atom* supportedAtoms; |
| unsigned long atomCount; |
| |
| // Now we need to check the _NET_SUPPORTED property of the root window |
| // It should be a list of supported WM protocol and state atoms |
| atomCount = _glfwGetWindowProperty(_glfw.x11.root, |
| wmSupported, |
| XA_ATOM, |
| (unsigned char**) &supportedAtoms); |
| |
| // See which of the atoms we support that are supported by the WM |
| |
| _glfw.x11.NET_WM_STATE = |
| getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE"); |
| |
| _glfw.x11.NET_WM_STATE_FULLSCREEN = |
| getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE_FULLSCREEN"); |
| |
| _glfw.x11.NET_WM_NAME = |
| getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_NAME"); |
| |
| _glfw.x11.NET_WM_ICON_NAME = |
| getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_ICON_NAME"); |
| |
| _glfw.x11.NET_WM_PING = |
| getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_PING"); |
| |
| _glfw.x11.NET_ACTIVE_WINDOW = |
| getSupportedAtom(supportedAtoms, atomCount, "_NET_ACTIVE_WINDOW"); |
| |
| XFree(supportedAtoms); |
| |
| _glfw.x11.hasEWMH = GL_TRUE; |
| } |
| |
| |
| //======================================================================== |
| // Initialize X11 display and look for supported X11 extensions |
| //======================================================================== |
| |
| static GLboolean initDisplay(void) |
| { |
| Bool supported; |
| |
| _glfw.x11.display = XOpenDisplay(NULL); |
| if (!_glfw.x11.display) |
| { |
| _glfwInputError(GLFW_API_UNAVAILABLE, "X11: Failed to open X display"); |
| return GL_FALSE; |
| } |
| |
| // As the API currently doesn't understand multiple display devices, we hard-code |
| // this choice and hope for the best |
| _glfw.x11.screen = DefaultScreen(_glfw.x11.display); |
| _glfw.x11.root = RootWindow(_glfw.x11.display, _glfw.x11.screen); |
| |
| // Find or create window manager atoms |
| _glfw.x11.WM_STATE = XInternAtom(_glfw.x11.display, "WM_STATE", False); |
| _glfw.x11.WM_DELETE_WINDOW = XInternAtom(_glfw.x11.display, |
| "WM_DELETE_WINDOW", |
| False); |
| |
| // Check for XF86VidMode extension |
| _glfw.x11.vidmode.available = |
| XF86VidModeQueryExtension(_glfw.x11.display, |
| &_glfw.x11.vidmode.eventBase, |
| &_glfw.x11.vidmode.errorBase); |
| |
| // Check for RandR extension |
| _glfw.x11.randr.available = |
| XRRQueryExtension(_glfw.x11.display, |
| &_glfw.x11.randr.eventBase, |
| &_glfw.x11.randr.errorBase); |
| |
| if (_glfw.x11.randr.available) |
| { |
| if (!XRRQueryVersion(_glfw.x11.display, |
| &_glfw.x11.randr.versionMajor, |
| &_glfw.x11.randr.versionMinor)) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "X11: Failed to query RandR version"); |
| return GL_FALSE; |
| } |
| |
| // The GLFW RandR path requires at least version 1.3 |
| if (_glfw.x11.randr.versionMajor == 1 && |
| _glfw.x11.randr.versionMinor < 3) |
| { |
| _glfw.x11.randr.available = GL_FALSE; |
| } |
| } |
| |
| // Check if Xkb is supported on this display |
| _glfw.x11.xkb.versionMajor = 1; |
| _glfw.x11.xkb.versionMinor = 0; |
| if (!XkbQueryExtension(_glfw.x11.display, |
| &_glfw.x11.xkb.majorOpcode, |
| &_glfw.x11.xkb.eventBase, |
| &_glfw.x11.xkb.errorBase, |
| &_glfw.x11.xkb.versionMajor, |
| &_glfw.x11.xkb.versionMinor)) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "X11: The keyboard extension is not available"); |
| return GL_FALSE; |
| } |
| |
| XkbSetDetectableAutoRepeat(_glfw.x11.display, True, &supported); |
| if (!supported) |
| { |
| _glfwInputError(GLFW_PLATFORM_ERROR, |
| "X11: Detectable key repeat is not available"); |
| return GL_FALSE; |
| } |
| |
| // Update the key code LUT |
| // FIXME: We should listen to XkbMapNotify events to track changes to |
| // the keyboard mapping. |
| updateKeyCodeLUT(); |
| |
| // Detect whether an EWMH-conformant window manager is running |
| detectEWMH(); |
| |
| // Find or create string format atoms |
| _glfw.x11.UTF8_STRING = |
| XInternAtom(_glfw.x11.display, "UTF8_STRING", False); |
| _glfw.x11.COMPOUND_STRING = |
| XInternAtom(_glfw.x11.display, "COMPOUND_STRING", False); |
| |
| // Find or create selection property atom |
| _glfw.x11.selection.property = |
| XInternAtom(_glfw.x11.display, "GLFW_SELECTION", False); |
| |
| // Find or create standard clipboard atoms |
| _glfw.x11.TARGETS = XInternAtom(_glfw.x11.display, "TARGETS", False); |
| _glfw.x11.CLIPBOARD = XInternAtom(_glfw.x11.display, "CLIPBOARD", False); |
| |
| // Find or create selection target atoms |
| _glfw.x11.selection.formats[_GLFW_CLIPBOARD_FORMAT_UTF8] = |
| _glfw.x11.UTF8_STRING; |
| _glfw.x11.selection.formats[_GLFW_CLIPBOARD_FORMAT_COMPOUND] = |
| _glfw.x11.COMPOUND_STRING; |
| _glfw.x11.selection.formats[_GLFW_CLIPBOARD_FORMAT_STRING] = |
| XA_STRING; |
| |
| return GL_TRUE; |
| } |
| |
| |
| //======================================================================== |
| // Create a blank cursor (for locked mouse mode) |
| //======================================================================== |
| |
| static Cursor createNULLCursor(void) |
| { |
| Pixmap cursormask; |
| XGCValues xgc; |
| GC gc; |
| XColor col; |
| Cursor cursor; |
| |
| // TODO: Add error checks |
| |
| cursormask = XCreatePixmap(_glfw.x11.display, _glfw.x11.root, 1, 1, 1); |
| xgc.function = GXclear; |
| gc = XCreateGC(_glfw.x11.display, cursormask, GCFunction, &xgc); |
| XFillRectangle(_glfw.x11.display, cursormask, gc, 0, 0, 1, 1); |
| col.pixel = 0; |
| col.red = 0; |
| col.flags = 4; |
| cursor = XCreatePixmapCursor(_glfw.x11.display, |
| cursormask, cursormask, |
| &col, &col, 0, 0); |
| XFreePixmap(_glfw.x11.display, cursormask); |
| XFreeGC(_glfw.x11.display, gc); |
| |
| return cursor; |
| } |
| |
| |
| //======================================================================== |
| // Terminate X11 display |
| //======================================================================== |
| |
| static void terminateDisplay(void) |
| { |
| if (_glfw.x11.display) |
| { |
| XCloseDisplay(_glfw.x11.display); |
| _glfw.x11.display = NULL; |
| } |
| } |
| |
| |
| ////////////////////////////////////////////////////////////////////////// |
| ////// GLFW platform API ////// |
| ////////////////////////////////////////////////////////////////////////// |
| |
| int _glfwPlatformInit(void) |
| { |
| XInitThreads(); |
| |
| if (!initDisplay()) |
| return GL_FALSE; |
| |
| _glfwInitGammaRamp(); |
| |
| if (!_glfwInitContextAPI()) |
| return GL_FALSE; |
| |
| _glfw.x11.cursor = createNULLCursor(); |
| |
| if (!_glfwInitJoysticks()) |
| return GL_FALSE; |
| |
| _glfwInitTimer(); |
| |
| return GL_TRUE; |
| } |
| |
| void _glfwPlatformTerminate(void) |
| { |
| if (_glfw.x11.cursor) |
| { |
| XFreeCursor(_glfw.x11.display, _glfw.x11.cursor); |
| _glfw.x11.cursor = (Cursor) 0; |
| } |
| |
| _glfwTerminateGammaRamp(); |
| |
| _glfwTerminateJoysticks(); |
| |
| _glfwTerminateContextAPI(); |
| |
| terminateDisplay(); |
| |
| if (_glfw.x11.selection.string) |
| free(_glfw.x11.selection.string); |
| } |
| |
| const char* _glfwPlatformGetVersionString(void) |
| { |
| const char* version = _GLFW_VERSION_FULL |
| #if defined(_GLFW_GLX) |
| " GLX" |
| #elif defined(_GLFW_EGL) |
| " EGL" |
| #endif |
| #if defined(_GLFW_HAS_GLXGETPROCADDRESS) |
| " glXGetProcAddress" |
| #elif defined(_GLFW_HAS_GLXGETPROCADDRESSARB) |
| " glXGetProcAddressARB" |
| #elif defined(_GLFW_HAS_GLXGETPROCADDRESSEXT) |
| " glXGetProcAddressEXT" |
| #elif defined(_GLFW_DLOPEN_LIBGL) |
| " dlsym(libGL)" |
| #else |
| " no-extension-support" |
| #endif |
| #if defined(_POSIX_TIMERS) && defined(_POSIX_MONOTONIC_CLOCK) |
| " clock_gettime" |
| #endif |
| #if defined(__linux__) |
| " Linux-joystick-API" |
| #else |
| " no-joystick-support" |
| #endif |
| #if defined(_GLFW_BUILD_DLL) |
| " shared" |
| #endif |
| ; |
| |
| return version; |
| } |
| |
