/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "qkeymapper_p.h" #include #include #include #include #include #include #include #include QT_BEGIN_NAMESPACE // Uncommend, to show debugging information for the keymapper //#define DEBUG_KEYMAPPER // Implemented elsewhere extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM); Q_CORE_EXPORT bool winPostMessage(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam); Q_CORE_EXPORT bool winPeekMessage(MSG* msg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax, UINT wRemoveMsg); extern Q_CORE_EXPORT QLocale qt_localeFromLCID(LCID id); #ifndef LANG_PASHTO #define LANG_PASHTO 0x63 #endif #ifndef LANG_SYRIAC #define LANG_SYRIAC 0x5a #endif #ifndef LANG_DIVEHI #define LANG_DIVEHI 0x65 #endif #ifndef VK_OEM_PLUS #define VK_OEM_PLUS 0xBB #endif #ifndef VK_OEM_3 #define VK_OEM_3 0xC0 #endif #if defined(Q_OS_WINCE) bool GetKeyboardState(unsigned char* kbuffer) { for (int i=0; i< 256; ++i) kbuffer[i] = GetAsyncKeyState(i); return true; } #endif // Key recorder ------------------------------------------------------------------------[ start ] -- struct KeyRecord { KeyRecord(int c, int a, int s, const QString &t) : code(c), ascii(a), state(s), text(t) {} KeyRecord() {} int code; int ascii; int state; QString text; }; static const int QT_MAX_KEY_RECORDINGS = 64; // User has LOTS of fingers... struct KeyRecorder { KeyRecorder() : nrecs(0) {} inline KeyRecord *findKey(int code, bool remove); inline void storeKey(int code, int ascii, int state, const QString& text); inline void clearKeys(); int nrecs; KeyRecord deleted_record; // A copy of last entry removed from records[] KeyRecord records[QT_MAX_KEY_RECORDINGS]; }; static KeyRecorder key_recorder; KeyRecord *KeyRecorder::findKey(int code, bool remove) { KeyRecord *result = 0; for (int i = 0; i < nrecs; ++i) { if (records[i].code == code) { if (remove) { deleted_record = records[i]; // Move rest down, and decrease count while (i + 1 < nrecs) { records[i] = records[i + 1]; ++i; } --nrecs; result = &deleted_record; } else { result = &records[i]; } break; } } return result; } void KeyRecorder::storeKey(int code, int ascii, int state, const QString& text) { Q_ASSERT_X(nrecs != QT_MAX_KEY_RECORDINGS, "Internal KeyRecorder", "Keyboard recorder buffer overflow, consider increasing QT_MAX_KEY_RECORDINGS"); if (nrecs == QT_MAX_KEY_RECORDINGS) { qWarning("Qt: Internal keyboard buffer overflow"); return; } records[nrecs++] = KeyRecord(code,ascii,state,text); } void KeyRecorder::clearKeys() { nrecs = 0; } // Key recorder --------------------------------------------------------------------------[ end ] -- // Key translation ---------------------------------------------------------------------[ start ] -- // Meaning of values: // 0 = Character output key, needs keyboard driver mapping // Key_unknown = Unknown Virtual Key, no translation possible, ignore static const uint KeyTbl[] = { // Keyboard mapping table // Dec | Hex | Windows Virtual key Qt::Key_unknown, // 0 0x00 Qt::Key_unknown, // 1 0x01 VK_LBUTTON | Left mouse button Qt::Key_unknown, // 2 0x02 VK_RBUTTON | Right mouse button Qt::Key_Cancel, // 3 0x03 VK_CANCEL | Control-Break processing Qt::Key_unknown, // 4 0x04 VK_MBUTTON | Middle mouse button Qt::Key_unknown, // 5 0x05 VK_XBUTTON1 | X1 mouse button Qt::Key_unknown, // 6 0x06 VK_XBUTTON2 | X2 mouse button Qt::Key_unknown, // 7 0x07 -- unassigned -- Qt::Key_Backspace, // 8 0x08 VK_BACK | BackSpace key Qt::Key_Tab, // 9 0x09 VK_TAB | Tab key Qt::Key_unknown, // 10 0x0A -- reserved -- Qt::Key_unknown, // 11 0x0B -- reserved -- Qt::Key_Clear, // 12 0x0C VK_CLEAR | Clear key Qt::Key_Return, // 13 0x0D VK_RETURN | Enter key Qt::Key_unknown, // 14 0x0E -- unassigned -- Qt::Key_unknown, // 15 0x0F -- unassigned -- Qt::Key_Shift, // 16 0x10 VK_SHIFT | Shift key Qt::Key_Control, // 17 0x11 VK_CONTROL | Ctrl key Qt::Key_Alt, // 18 0x12 VK_MENU | Alt key Qt::Key_Pause, // 19 0x13 VK_PAUSE | Pause key Qt::Key_CapsLock, // 20 0x14 VK_CAPITAL | Caps-Lock Qt::Key_unknown, // 21 0x15 VK_KANA / VK_HANGUL | IME Kana or Hangul mode Qt::Key_unknown, // 22 0x16 -- unassigned -- Qt::Key_unknown, // 23 0x17 VK_JUNJA | IME Junja mode Qt::Key_unknown, // 24 0x18 VK_FINAL | IME final mode Qt::Key_unknown, // 25 0x19 VK_HANJA / VK_KANJI | IME Hanja or Kanji mode Qt::Key_unknown, // 26 0x1A -- unassigned -- Qt::Key_Escape, // 27 0x1B VK_ESCAPE | Esc key Qt::Key_unknown, // 28 0x1C VK_CONVERT | IME convert Qt::Key_unknown, // 29 0x1D VK_NONCONVERT | IME non-convert Qt::Key_unknown, // 30 0x1E VK_ACCEPT | IME accept Qt::Key_Mode_switch,// 31 0x1F VK_MODECHANGE | IME mode change request Qt::Key_Space, // 32 0x20 VK_SPACE | Spacebar Qt::Key_PageUp, // 33 0x21 VK_PRIOR | Page Up key Qt::Key_PageDown, // 34 0x22 VK_NEXT | Page Down key Qt::Key_End, // 35 0x23 VK_END | End key Qt::Key_Home, // 36 0x24 VK_HOME | Home key Qt::Key_Left, // 37 0x25 VK_LEFT | Left arrow key Qt::Key_Up, // 38 0x26 VK_UP | Up arrow key Qt::Key_Right, // 39 0x27 VK_RIGHT | Right arrow key Qt::Key_Down, // 40 0x28 VK_DOWN | Down arrow key Qt::Key_Select, // 41 0x29 VK_SELECT | Select key Qt::Key_Printer, // 42 0x2A VK_PRINT | Print key Qt::Key_Execute, // 43 0x2B VK_EXECUTE | Execute key Qt::Key_Print, // 44 0x2C VK_SNAPSHOT | Print Screen key Qt::Key_Insert, // 45 0x2D VK_INSERT | Ins key Qt::Key_Delete, // 46 0x2E VK_DELETE | Del key Qt::Key_Help, // 47 0x2F VK_HELP | Help key 0, // 48 0x30 (VK_0) | 0 key 0, // 49 0x31 (VK_1) | 1 key 0, // 50 0x32 (VK_2) | 2 key 0, // 51 0x33 (VK_3) | 3 key 0, // 52 0x34 (VK_4) | 4 key 0, // 53 0x35 (VK_5) | 5 key 0, // 54 0x36 (VK_6) | 6 key 0, // 55 0x37 (VK_7) | 7 key 0, // 56 0x38 (VK_8) | 8 key 0, // 57 0x39 (VK_9) | 9 key Qt::Key_unknown, // 58 0x3A -- unassigned -- Qt::Key_unknown, // 59 0x3B -- unassigned -- Qt::Key_unknown, // 60 0x3C -- unassigned -- Qt::Key_unknown, // 61 0x3D -- unassigned -- Qt::Key_unknown, // 62 0x3E -- unassigned -- Qt::Key_unknown, // 63 0x3F -- unassigned -- Qt::Key_unknown, // 64 0x40 -- unassigned -- 0, // 65 0x41 (VK_A) | A key 0, // 66 0x42 (VK_B) | B key 0, // 67 0x43 (VK_C) | C key 0, // 68 0x44 (VK_D) | D key 0, // 69 0x45 (VK_E) | E key 0, // 70 0x46 (VK_F) | F key 0, // 71 0x47 (VK_G) | G key 0, // 72 0x48 (VK_H) | H key 0, // 73 0x49 (VK_I) | I key 0, // 74 0x4A (VK_J) | J key 0, // 75 0x4B (VK_K) | K key 0, // 76 0x4C (VK_L) | L key 0, // 77 0x4D (VK_M) | M key 0, // 78 0x4E (VK_N) | N key 0, // 79 0x4F (VK_O) | O key 0, // 80 0x50 (VK_P) | P key 0, // 81 0x51 (VK_Q) | Q key 0, // 82 0x52 (VK_R) | R key 0, // 83 0x53 (VK_S) | S key 0, // 84 0x54 (VK_T) | T key 0, // 85 0x55 (VK_U) | U key 0, // 86 0x56 (VK_V) | V key 0, // 87 0x57 (VK_W) | W key 0, // 88 0x58 (VK_X) | X key 0, // 89 0x59 (VK_Y) | Y key 0, // 90 0x5A (VK_Z) | Z key Qt::Key_Meta, // 91 0x5B VK_LWIN | Left Windows - MS Natural kbd Qt::Key_Meta, // 92 0x5C VK_RWIN | Right Windows - MS Natural kbd Qt::Key_Menu, // 93 0x5D VK_APPS | Application key-MS Natural kbd Qt::Key_unknown, // 94 0x5E -- reserved -- Qt::Key_Sleep, // 95 0x5F VK_SLEEP Qt::Key_0, // 96 0x60 VK_NUMPAD0 | Numeric keypad 0 key Qt::Key_1, // 97 0x61 VK_NUMPAD1 | Numeric keypad 1 key Qt::Key_2, // 98 0x62 VK_NUMPAD2 | Numeric keypad 2 key Qt::Key_3, // 99 0x63 VK_NUMPAD3 | Numeric keypad 3 key Qt::Key_4, // 100 0x64 VK_NUMPAD4 | Numeric keypad 4 key Qt::Key_5, // 101 0x65 VK_NUMPAD5 | Numeric keypad 5 key Qt::Key_6, // 102 0x66 VK_NUMPAD6 | Numeric keypad 6 key Qt::Key_7, // 103 0x67 VK_NUMPAD7 | Numeric keypad 7 key Qt::Key_8, // 104 0x68 VK_NUMPAD8 | Numeric keypad 8 key Qt::Key_9, // 105 0x69 VK_NUMPAD9 | Numeric keypad 9 key Qt::Key_Asterisk, // 106 0x6A VK_MULTIPLY | Multiply key Qt::Key_Plus, // 107 0x6B VK_ADD | Add key Qt::Key_Comma, // 108 0x6C VK_SEPARATOR | Separator key Qt::Key_Minus, // 109 0x6D VK_SUBTRACT | Subtract key Qt::Key_Period, // 110 0x6E VK_DECIMAL | Decimal key Qt::Key_Slash, // 111 0x6F VK_DIVIDE | Divide key Qt::Key_F1, // 112 0x70 VK_F1 | F1 key Qt::Key_F2, // 113 0x71 VK_F2 | F2 key Qt::Key_F3, // 114 0x72 VK_F3 | F3 key Qt::Key_F4, // 115 0x73 VK_F4 | F4 key Qt::Key_F5, // 116 0x74 VK_F5 | F5 key Qt::Key_F6, // 117 0x75 VK_F6 | F6 key Qt::Key_F7, // 118 0x76 VK_F7 | F7 key Qt::Key_F8, // 119 0x77 VK_F8 | F8 key Qt::Key_F9, // 120 0x78 VK_F9 | F9 key Qt::Key_F10, // 121 0x79 VK_F10 | F10 key Qt::Key_F11, // 122 0x7A VK_F11 | F11 key Qt::Key_F12, // 123 0x7B VK_F12 | F12 key Qt::Key_F13, // 124 0x7C VK_F13 | F13 key Qt::Key_F14, // 125 0x7D VK_F14 | F14 key Qt::Key_F15, // 126 0x7E VK_F15 | F15 key Qt::Key_F16, // 127 0x7F VK_F16 | F16 key Qt::Key_F17, // 128 0x80 VK_F17 | F17 key Qt::Key_F18, // 129 0x81 VK_F18 | F18 key Qt::Key_F19, // 130 0x82 VK_F19 | F19 key Qt::Key_F20, // 131 0x83 VK_F20 | F20 key Qt::Key_F21, // 132 0x84 VK_F21 | F21 key Qt::Key_F22, // 133 0x85 VK_F22 | F22 key Qt::Key_F23, // 134 0x86 VK_F23 | F23 key Qt::Key_F24, // 135 0x87 VK_F24 | F24 key Qt::Key_unknown, // 136 0x88 -- unassigned -- Qt::Key_unknown, // 137 0x89 -- unassigned -- Qt::Key_unknown, // 138 0x8A -- unassigned -- Qt::Key_unknown, // 139 0x8B -- unassigned -- Qt::Key_unknown, // 140 0x8C -- unassigned -- Qt::Key_unknown, // 141 0x8D -- unassigned -- Qt::Key_unknown, // 142 0x8E -- unassigned -- Qt::Key_unknown, // 143 0x8F -- unassigned -- Qt::Key_NumLock, // 144 0x90 VK_NUMLOCK | Num Lock key Qt::Key_ScrollLock, // 145 0x91 VK_SCROLL | Scroll Lock key // Fujitsu/OASYS kbd -------------------- 0, //Qt::Key_Jisho, // 146 0x92 VK_OEM_FJ_JISHO | 'Dictionary' key / // VK_OEM_NEC_EQUAL = key on numpad on NEC PC-9800 kbd Qt::Key_Massyo, // 147 0x93 VK_OEM_FJ_MASSHOU | 'Unregister word' key Qt::Key_Touroku, // 148 0x94 VK_OEM_FJ_TOUROKU | 'Register word' key 0, //Qt::Key_Oyayubi_Left,//149 0x95 VK_OEM_FJ_LOYA | 'Left OYAYUBI' key 0, //Qt::Key_Oyayubi_Right,//150 0x96 VK_OEM_FJ_ROYA | 'Right OYAYUBI' key Qt::Key_unknown, // 151 0x97 -- unassigned -- Qt::Key_unknown, // 152 0x98 -- unassigned -- Qt::Key_unknown, // 153 0x99 -- unassigned -- Qt::Key_unknown, // 154 0x9A -- unassigned -- Qt::Key_unknown, // 155 0x9B -- unassigned -- Qt::Key_unknown, // 156 0x9C -- unassigned -- Qt::Key_unknown, // 157 0x9D -- unassigned -- Qt::Key_unknown, // 158 0x9E -- unassigned -- Qt::Key_unknown, // 159 0x9F -- unassigned -- Qt::Key_Shift, // 160 0xA0 VK_LSHIFT | Left Shift key Qt::Key_Shift, // 161 0xA1 VK_RSHIFT | Right Shift key Qt::Key_Control, // 162 0xA2 VK_LCONTROL | Left Ctrl key Qt::Key_Control, // 163 0xA3 VK_RCONTROL | Right Ctrl key Qt::Key_Alt, // 164 0xA4 VK_LMENU | Left Menu key Qt::Key_Alt, // 165 0xA5 VK_RMENU | Right Menu key Qt::Key_Back, // 166 0xA6 VK_BROWSER_BACK | Browser Back key Qt::Key_Forward, // 167 0xA7 VK_BROWSER_FORWARD | Browser Forward key Qt::Key_Refresh, // 168 0xA8 VK_BROWSER_REFRESH | Browser Refresh key Qt::Key_Stop, // 169 0xA9 VK_BROWSER_STOP | Browser Stop key Qt::Key_Search, // 170 0xAA VK_BROWSER_SEARCH | Browser Search key Qt::Key_Favorites, // 171 0xAB VK_BROWSER_FAVORITES| Browser Favorites key Qt::Key_HomePage, // 172 0xAC VK_BROWSER_HOME | Browser Start and Home key Qt::Key_VolumeMute, // 173 0xAD VK_VOLUME_MUTE | Volume Mute key Qt::Key_VolumeDown, // 174 0xAE VK_VOLUME_DOWN | Volume Down key Qt::Key_VolumeUp, // 175 0xAF VK_VOLUME_UP | Volume Up key Qt::Key_MediaNext, // 176 0xB0 VK_MEDIA_NEXT_TRACK | Next Track key Qt::Key_MediaPrevious, //177 0xB1 VK_MEDIA_PREV_TRACK | Previous Track key Qt::Key_MediaStop, // 178 0xB2 VK_MEDIA_STOP | Stop Media key Qt::Key_MediaPlay, // 179 0xB3 VK_MEDIA_PLAY_PAUSE | Play/Pause Media key Qt::Key_LaunchMail, // 180 0xB4 VK_LAUNCH_MAIL | Start Mail key Qt::Key_LaunchMedia,// 181 0xB5 VK_LAUNCH_MEDIA_SELECT Select Media key Qt::Key_Launch0, // 182 0xB6 VK_LAUNCH_APP1 | Start Application 1 key Qt::Key_Launch1, // 183 0xB7 VK_LAUNCH_APP2 | Start Application 2 key Qt::Key_unknown, // 184 0xB8 -- reserved -- Qt::Key_unknown, // 185 0xB9 -- reserved -- 0, // 186 0xBA VK_OEM_1 | ';:' for US 0, // 187 0xBB VK_OEM_PLUS | '+' any country 0, // 188 0xBC VK_OEM_COMMA | ',' any country 0, // 189 0xBD VK_OEM_MINUS | '-' any country 0, // 190 0xBE VK_OEM_PERIOD | '.' any country 0, // 191 0xBF VK_OEM_2 | '/?' for US 0, // 192 0xC0 VK_OEM_3 | '`~' for US Qt::Key_unknown, // 193 0xC1 -- reserved -- Qt::Key_unknown, // 194 0xC2 -- reserved -- Qt::Key_unknown, // 195 0xC3 -- reserved -- Qt::Key_unknown, // 196 0xC4 -- reserved -- Qt::Key_unknown, // 197 0xC5 -- reserved -- Qt::Key_unknown, // 198 0xC6 -- reserved -- Qt::Key_unknown, // 199 0xC7 -- reserved -- Qt::Key_unknown, // 200 0xC8 -- reserved -- Qt::Key_unknown, // 201 0xC9 -- reserved -- Qt::Key_unknown, // 202 0xCA -- reserved -- Qt::Key_unknown, // 203 0xCB -- reserved -- Qt::Key_unknown, // 204 0xCC -- reserved -- Qt::Key_unknown, // 205 0xCD -- reserved -- Qt::Key_unknown, // 206 0xCE -- reserved -- Qt::Key_unknown, // 207 0xCF -- reserved -- Qt::Key_unknown, // 208 0xD0 -- reserved -- Qt::Key_unknown, // 209 0xD1 -- reserved -- Qt::Key_unknown, // 210 0xD2 -- reserved -- Qt::Key_unknown, // 211 0xD3 -- reserved -- Qt::Key_unknown, // 212 0xD4 -- reserved -- Qt::Key_unknown, // 213 0xD5 -- reserved -- Qt::Key_unknown, // 214 0xD6 -- reserved -- Qt::Key_unknown, // 215 0xD7 -- reserved -- Qt::Key_unknown, // 216 0xD8 -- unassigned -- Qt::Key_unknown, // 217 0xD9 -- unassigned -- Qt::Key_unknown, // 218 0xDA -- unassigned -- 0, // 219 0xDB VK_OEM_4 | '[{' for US 0, // 220 0xDC VK_OEM_5 | '\|' for US 0, // 221 0xDD VK_OEM_6 | ']}' for US 0, // 222 0xDE VK_OEM_7 | ''"' for US 0, // 223 0xDF VK_OEM_8 Qt::Key_unknown, // 224 0xE0 -- reserved -- Qt::Key_unknown, // 225 0xE1 VK_OEM_AX | 'AX' key on Japanese AX kbd Qt::Key_unknown, // 226 0xE2 VK_OEM_102 | "<>" or "\|" on RT 102-key kbd Qt::Key_unknown, // 227 0xE3 VK_ICO_HELP | Help key on ICO Qt::Key_unknown, // 228 0xE4 VK_ICO_00 | 00 key on ICO Qt::Key_unknown, // 229 0xE5 VK_PROCESSKEY | IME Process key Qt::Key_unknown, // 230 0xE6 VK_ICO_CLEAR | Qt::Key_unknown, // 231 0xE7 VK_PACKET | Unicode char as keystrokes Qt::Key_unknown, // 232 0xE8 -- unassigned -- // Nokia/Ericsson definitions --------------- Qt::Key_unknown, // 233 0xE9 VK_OEM_RESET Qt::Key_unknown, // 234 0xEA VK_OEM_JUMP Qt::Key_unknown, // 235 0xEB VK_OEM_PA1 Qt::Key_unknown, // 236 0xEC VK_OEM_PA2 Qt::Key_unknown, // 237 0xED VK_OEM_PA3 Qt::Key_unknown, // 238 0xEE VK_OEM_WSCTRL Qt::Key_unknown, // 239 0xEF VK_OEM_CUSEL Qt::Key_unknown, // 240 0xF0 VK_OEM_ATTN Qt::Key_unknown, // 241 0xF1 VK_OEM_FINISH Qt::Key_unknown, // 242 0xF2 VK_OEM_COPY Qt::Key_unknown, // 243 0xF3 VK_OEM_AUTO Qt::Key_unknown, // 244 0xF4 VK_OEM_ENLW Qt::Key_unknown, // 245 0xF5 VK_OEM_BACKTAB Qt::Key_unknown, // 246 0xF6 VK_ATTN | Attn key Qt::Key_unknown, // 247 0xF7 VK_CRSEL | CrSel key Qt::Key_unknown, // 248 0xF8 VK_EXSEL | ExSel key Qt::Key_unknown, // 249 0xF9 VK_EREOF | Erase EOF key Qt::Key_Play, // 250 0xFA VK_PLAY | Play key Qt::Key_Zoom, // 251 0xFB VK_ZOOM | Zoom key Qt::Key_unknown, // 252 0xFC VK_NONAME | Reserved Qt::Key_unknown, // 253 0xFD VK_PA1 | PA1 key Qt::Key_Clear, // 254 0xFE VK_OEM_CLEAR | Clear key 0 }; // Possible modifier states. // NOTE: The order of these states match the order in QKeyMapperPrivate::updatePossibleKeyCodes()! static const Qt::KeyboardModifiers ModsTbl[] = { Qt::NoModifier, // 0 Qt::ShiftModifier, // 1 Qt::ControlModifier, // 2 Qt::ControlModifier | Qt::ShiftModifier, // 3 Qt::AltModifier, // 4 Qt::AltModifier | Qt::ShiftModifier, // 5 Qt::AltModifier | Qt::ControlModifier, // 6 Qt::AltModifier | Qt::ShiftModifier | Qt::ControlModifier, // 7 Qt::NoModifier, // Fall-back to raw Key_* }; #if defined(Q_OS_WINCE) // Use the KeyTbl to resolve a Qt::Key out of the virtual keys. // In case it is not resolvable, continue using the virtual key itself. QT_BEGIN_INCLUDE_NAMESPACE int ToUnicode(UINT vk, int /*scancode*/, unsigned char* /*kbdBuffer*/, LPWSTR unicodeBuffer, int, int) { QT_USE_NAMESPACE QChar* buf = reinterpret_cast< QChar*>(unicodeBuffer); if (KeyTbl[vk] == 0) { buf[0] = vk; return 1; } return 0; } int ToAscii(UINT vk, int scancode, unsigned char *kbdBuffer, LPWORD unicodeBuffer, int flag) { return ToUnicode(vk, scancode, kbdBuffer, (LPWSTR) unicodeBuffer, 0, flag); } QT_END_INCLUDE_NAMESPACE #endif // Translate a VK into a Qt key code, or unicode character static inline int toKeyOrUnicode(int vk, int scancode, unsigned char *kbdBuffer, bool *isDeadkey = 0) { Q_ASSERT(vk > 0 && vk < 256); int code = 0; QChar unicodeBuffer[5]; int res = 0; if (QSysInfo::WindowsVersion < QSysInfo::WV_NT) res = ToAscii(vk, scancode, kbdBuffer, reinterpret_cast(unicodeBuffer), 0); else res = ToUnicode(vk, scancode, kbdBuffer, reinterpret_cast(unicodeBuffer), 5, 0); if (res) code = unicodeBuffer[0].toUpper().unicode(); // Qt::Key_*'s are not encoded below 0x20, so try again, and DEL keys (0x7f) is encoded with a // proper Qt::Key_ code if (code < 0x20 || code == 0x7f) // Handles res==0 too code = KeyTbl[vk]; if (isDeadkey) *isDeadkey = (res == -1); return code == Qt::Key_unknown ? 0 : code; } Q_GUI_EXPORT int qt_translateKeyCode(int vk) { int code = (vk < 0 || vk > 255) ? 0 : KeyTbl[vk]; return code == Qt::Key_unknown ? 0 : code; } static inline int asciiToKeycode(char a, int state) { if (a >= 'a' && a <= 'z') a = toupper(a); if ((state & Qt::ControlModifier) != 0) { if (a >= 0 && a <= 31) // Ctrl+@..Ctrl+A..CTRL+Z..Ctrl+_ a += '@'; // to @..A..Z.._ } return a & 0xff; } static int inputcharset = CP_ACP; static inline QChar wmchar_to_unicode(DWORD c) { // qt_winMB2QString is the generalization of this function. QT_WA({ return QChar((ushort)c); } , { char mb[2]; mb[0] = c & 0xff; mb[1] = 0; WCHAR wc[1]; MultiByteToWideChar(inputcharset, MB_PRECOMPOSED, mb, -1, wc, 1); return QChar(wc[0]); }); } static inline QChar imechar_to_unicode(DWORD c) { // qt_winMB2QString is the generalization of this function. QT_WA({ return QChar((ushort)c); } , { char mb[3]; mb[0] = (c >> 8) & 0xff; mb[1] = c & 0xff; mb[2] = 0; WCHAR wc[1]; MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, mb, -1, wc, 1); return QChar(wc[0]); }); } static inline bool isModifierKey(int code) { return (code >= Qt::Key_Shift) && (code <= Qt::Key_ScrollLock); } // Key translation -----------------------------------------------------------------------[ end ]--- static void qt_show_system_menu(QWidget* tlw) { Q_ASSERT(tlw->testAttribute(Qt::WA_WState_Created)); HMENU menu = GetSystemMenu(tlw->internalWinId(), FALSE); if (!menu) return; // no menu for this window #define enabled (MF_BYCOMMAND | MF_ENABLED) #define disabled (MF_BYCOMMAND | MF_GRAYED) #ifndef Q_OS_WINCE EnableMenuItem(menu, SC_MINIMIZE, (tlw->windowFlags() & Qt::WindowMinimizeButtonHint)?enabled:disabled); bool maximized = IsZoomed(tlw->internalWinId()); EnableMenuItem(menu, SC_MAXIMIZE, ! (tlw->windowFlags() & Qt::WindowMaximizeButtonHint) || maximized?disabled:enabled); EnableMenuItem(menu, SC_RESTORE, maximized?enabled:disabled); // We should _not_ check with the setFixedSize(x,y) case here, since Windows is not able to check // this and our menu here would be out-of-sync with the menu produced by mouse-click on the // System Menu, or right-click on the title bar. EnableMenuItem(menu, SC_SIZE, (tlw->windowFlags() & Qt::MSWindowsFixedSizeDialogHint) || maximized?disabled:enabled); EnableMenuItem(menu, SC_MOVE, maximized?disabled:enabled); EnableMenuItem(menu, SC_CLOSE, enabled); // Set bold on close menu item MENUITEMINFO closeItem; closeItem.cbSize = sizeof(MENUITEMINFO); closeItem.fMask = MIIM_STATE; closeItem.fState = MFS_DEFAULT; SetMenuItemInfo(menu, SC_CLOSE, FALSE, &closeItem); #endif #undef enabled #undef disabled int ret = TrackPopupMenuEx(menu, TPM_LEFTALIGN | TPM_TOPALIGN | TPM_NONOTIFY | TPM_RETURNCMD, tlw->geometry().x(), tlw->geometry().y(), tlw->internalWinId(), 0); if (ret) QtWndProc(tlw->internalWinId(), WM_SYSCOMMAND, ret, 0); } // QETWidget class is only for accessing the sendSpontaneousEvent function in QApplication class QETWidget : public QWidget { public: static bool sendSpontaneousEvent(QObject *r, QEvent *e) { return QApplication::sendSpontaneousEvent(r, e); } }; // Keyboard map private ----------------------------------------------------------------[ start ]--- /* \internal A Windows KeyboardLayoutItem has 8 possible states: 1. Unmodified 2. Shift 3. Control 4. Control + Shift 5. Alt 6. Alt + Shift 7. Alt + Control 8. Alt + Control + Shift */ struct KeyboardLayoutItem { bool dirty; quint8 deadkeys; quint32 qtKey[9]; // Can by any Qt::Key_, or unicode character }; QKeyMapperPrivate::QKeyMapperPrivate() { memset(keyLayout, 0, sizeof(keyLayout)); } QKeyMapperPrivate::~QKeyMapperPrivate() { clearMappings(); } void QKeyMapperPrivate::clearMappings() { for (int i = 0; i < 255; ++i) { if (keyLayout[i]) { delete keyLayout[i]; keyLayout[i] = 0; } } /* MAKELCID()'s first argument is a WORD, and GetKeyboardLayout() * returns a DWORD. */ // LCID newLCID = MAKELCID(DWORD(GetKeyboardLayout(0)), SORT_DEFAULT); // keyboardInputLocale = qt_localeFromLCID(newLCID); LCID newLCID = MAKELCID( reinterpret_cast(GetKeyboardLayout(0)), SORT_DEFAULT ); keyboardInputLocale = qt_localeFromLCID(newLCID); bool bidi = false; #ifdef UNICODE if (QSysInfo::WindowsVersion >= QSysInfo::WV_2000) { WCHAR wchLCIDFontSig[16]; if (GetLocaleInfoW(newLCID, LOCALE_FONTSIGNATURE, &wchLCIDFontSig[0], (sizeof(wchLCIDFontSig)/sizeof(WCHAR))) && (wchLCIDFontSig[7] & (WCHAR)0x0800)) bidi = true; } else #endif //UNICODE { if (newLCID == 0x0859 || //Sindhi (Arabic script) newLCID == 0x0460) //Kashmiri (Arabic script) bidi = true;; switch (PRIMARYLANGID(newLCID)) { case LANG_ARABIC: case LANG_HEBREW: case LANG_URDU: case LANG_FARSI: case LANG_PASHTO: //case LANG_UIGHUR: case LANG_SYRIAC: case LANG_DIVEHI: bidi = true; } } keyboardInputDirection = bidi ? Qt::RightToLeft : Qt::LeftToRight; } void QKeyMapperPrivate::clearRecordedKeys() { key_recorder.clearKeys(); } inline void setKbdState(unsigned char *kbd, bool shift, bool ctrl, bool alt) { kbd[VK_LSHIFT ] = (shift ? 0x80 : 0); kbd[VK_SHIFT ] = (shift ? 0x80 : 0); kbd[VK_LCONTROL] = (ctrl ? 0x80 : 0); kbd[VK_CONTROL ] = (ctrl ? 0x80 : 0); kbd[VK_RMENU ] = (alt ? 0x80 : 0); kbd[VK_MENU ] = (alt ? 0x80 : 0); } void QKeyMapperPrivate::updateKeyMap(const MSG &msg) { unsigned char kbdBuffer[256]; // Will hold the complete keyboard state GetKeyboardState(kbdBuffer); quint32 scancode = (msg.lParam >> 16) & 0xfff; updatePossibleKeyCodes(kbdBuffer, scancode, msg.wParam); } void QKeyMapperPrivate::updatePossibleKeyCodes(unsigned char *kbdBuffer, quint32 scancode, quint32 vk_key) { if (!vk_key || (keyLayout[vk_key] && !keyLayout[vk_key]->dirty)) return; if (!keyLayout[vk_key]) keyLayout[vk_key] = new KeyboardLayoutItem; // Copy keyboard state, so we can modify and query output for each possible permutation unsigned char buffer[256]; memcpy(buffer, kbdBuffer, sizeof(buffer)); // Always 0, as Windows doesn't treat these as modifiers; buffer[VK_LWIN ] = 0; buffer[VK_RWIN ] = 0; buffer[VK_CAPITAL ] = 0; buffer[VK_NUMLOCK ] = 0; buffer[VK_SCROLL ] = 0; // Always 0, since we'll only change the other versions buffer[VK_RSHIFT ] = 0; buffer[VK_RCONTROL] = 0; buffer[VK_LMENU ] = 0; // Use right Alt, since left Ctrl + right Alt is considered AltGraph bool isDeadKey = false; keyLayout[vk_key]->deadkeys = 0; keyLayout[vk_key]->dirty = false; setKbdState(buffer, false, false, false); keyLayout[vk_key]->qtKey[0] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x01 : 0; setKbdState(buffer, true, false, false); keyLayout[vk_key]->qtKey[1] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x02 : 0; setKbdState(buffer, false, true, false); keyLayout[vk_key]->qtKey[2] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x04 : 0; setKbdState(buffer, true, true, false); keyLayout[vk_key]->qtKey[3] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x08 : 0; setKbdState(buffer, false, false, true); keyLayout[vk_key]->qtKey[4] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x10 : 0; setKbdState(buffer, true, false, true); keyLayout[vk_key]->qtKey[5] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x20 : 0; setKbdState(buffer, false, true, true); keyLayout[vk_key]->qtKey[6] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x40 : 0; setKbdState(buffer, true, true, true); keyLayout[vk_key]->qtKey[7] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey); keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x80 : 0; // Add a fall back key for layouts which don't do composition and show non-latin1 characters int fallbackKey = KeyTbl[vk_key]; if (!fallbackKey || fallbackKey == Qt::Key_unknown) { fallbackKey = 0; if (vk_key != keyLayout[vk_key]->qtKey[0] && vk_key < 0x5B && vk_key > 0x2F) fallbackKey = vk_key; } keyLayout[vk_key]->qtKey[8] = fallbackKey; // If this vk_key a Dead Key if (MapVirtualKey(vk_key, 2) & 0x80008000) { // (High-order dead key on Win 95 is 0x8000) // Push a Space, then the original key through the low-level ToAscii functions. // We do this because these functions (ToAscii / ToUnicode) will alter the internal state of // the keyboard driver By doing the following, we set the keyboard driver state back to what // it was before we wrecked it with the code above. // We need to push the space with an empty keystate map, since the driver checks the map for // transitions in modifiers, so this helps us capture all possible deadkeys. unsigned char emptyBuffer[256]; memset(emptyBuffer, 0, sizeof(emptyBuffer)); ::ToAscii(VK_SPACE, 0, emptyBuffer, reinterpret_cast(&buffer), 0); ::ToAscii(vk_key, scancode, kbdBuffer, reinterpret_cast(&buffer), 0); } #ifdef DEBUG_KEYMAPPER qDebug("updatePossibleKeyCodes for virtual key = 0x%02x!", vk_key); for (int i = 0; i < 9; ++i) { qDebug(" [%d] (%d,0x%02x,'%c') %s", i, keyLayout[vk_key]->qtKey[i], keyLayout[vk_key]->qtKey[i], keyLayout[vk_key]->qtKey[i] ? keyLayout[vk_key]->qtKey[i] : 0x03, keyLayout[vk_key]->deadkeys & (1<deadkeys & 1< QKeyMapperPrivate::possibleKeys(QKeyEvent *e) { QList result; KeyboardLayoutItem *kbItem = keyLayout[e->nativeVirtualKey()]; if(!kbItem) return result; quint32 baseKey = kbItem->qtKey[0]; Qt::KeyboardModifiers keyMods = e->modifiers(); if (baseKey == Qt::Key_Return && (e->nativeModifiers() & ExtendedKey)) { result << int(Qt::Key_Enter + keyMods); return result; } result << int(baseKey + keyMods); // The base key is _always_ valid, of course for(int i = 1; i < 9; ++i) { Qt::KeyboardModifiers neededMods = ModsTbl[i]; quint32 key = kbItem->qtKey[i]; if (key && key != baseKey && ((keyMods & neededMods) == neededMods)) result << int(key + (keyMods & ~neededMods)); } return result; } bool QKeyMapperPrivate::translateKeyEvent(QWidget *widget, const MSG &msg, bool grab) { Q_Q(QKeyMapper); Q_UNUSED(q); // Strange, but the compiler complains on q not being referenced, even if it is.. bool k0 = false; bool k1 = false; int msgType = msg.message; quint32 scancode = (msg.lParam >> 16) & 0xfff; quint32 vk_key = MapVirtualKey(scancode, 1); bool isNumpad = (msg.wParam >= VK_NUMPAD0 && msg.wParam <= VK_NUMPAD9); quint32 nModifiers = 0; if (QSysInfo::WindowsVersion < QSysInfo::WV_NT || QSysInfo::WindowsVersion & QSysInfo::WV_CE_based) { nModifiers |= (GetKeyState(VK_SHIFT ) < 0 ? ShiftAny : 0); nModifiers |= (GetKeyState(VK_CONTROL) < 0 ? ControlAny : 0); nModifiers |= (GetKeyState(VK_MENU ) < 0 ? AltAny : 0); nModifiers |= (GetKeyState(VK_LWIN ) < 0 ? MetaLeft : 0); nModifiers |= (GetKeyState(VK_RWIN ) < 0 ? MetaRight : 0); } else { // Map native modifiers to some bit representation nModifiers |= (GetKeyState(VK_LSHIFT ) & 0x80 ? ShiftLeft : 0); nModifiers |= (GetKeyState(VK_RSHIFT ) & 0x80 ? ShiftRight : 0); nModifiers |= (GetKeyState(VK_LCONTROL) & 0x80 ? ControlLeft : 0); nModifiers |= (GetKeyState(VK_RCONTROL) & 0x80 ? ControlRight : 0); nModifiers |= (GetKeyState(VK_LMENU ) & 0x80 ? AltLeft : 0); nModifiers |= (GetKeyState(VK_RMENU ) & 0x80 ? AltRight : 0); nModifiers |= (GetKeyState(VK_LWIN ) & 0x80 ? MetaLeft : 0); nModifiers |= (GetKeyState(VK_RWIN ) & 0x80 ? MetaRight : 0); // Add Lock keys to the same bits nModifiers |= (GetKeyState(VK_CAPITAL ) & 0x01 ? CapsLock : 0); nModifiers |= (GetKeyState(VK_NUMLOCK ) & 0x01 ? NumLock : 0); nModifiers |= (GetKeyState(VK_SCROLL ) & 0x01 ? ScrollLock : 0); } if (msg.lParam & ExtendedKey) nModifiers |= msg.lParam & ExtendedKey; // Get the modifier states (may be altered later, depending on key code) int state = 0; state |= (nModifiers & ShiftAny ? Qt::ShiftModifier : 0); state |= (nModifiers & ControlAny ? Qt::ControlModifier : 0); state |= (nModifiers & AltAny ? Qt::AltModifier : 0); state |= (nModifiers & MetaAny ? Qt::MetaModifier : 0); // Now we know enough to either have MapVirtualKey or our own keymap tell us if it's a deadkey bool isDeadKey = isADeadKey(msg.wParam, state) || MapVirtualKey(msg.wParam, 2) & 0x80008000; // High-order on 95 is 0x8000 // A multi-character key not found by our look-ahead if (msgType == WM_CHAR) { QString s; QChar ch = wmchar_to_unicode(msg.wParam); if (!ch.isNull()) s += ch; k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers); k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers); } // Input method characters not found by our look-ahead else if (msgType == WM_IME_CHAR) { QString s; QChar ch = imechar_to_unicode(msg.wParam); if (!ch.isNull()) s += ch; k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers); k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers); } else { // handle Directionality changes (BiDi) with RTL extensions if (qt_use_rtl_extensions) { static int dirStatus = 0; if (!dirStatus && state == Qt::ControlModifier && msg.wParam == VK_CONTROL && msgType == WM_KEYDOWN) { if (GetKeyState(VK_LCONTROL) < 0) dirStatus = VK_LCONTROL; else if (GetKeyState(VK_RCONTROL) < 0) dirStatus = VK_RCONTROL; } else if (dirStatus) { if (msgType == WM_KEYDOWN) { if (msg.wParam == VK_SHIFT) { if (dirStatus == VK_LCONTROL && GetKeyState(VK_LSHIFT) < 0) dirStatus = VK_LSHIFT; else if (dirStatus == VK_RCONTROL && GetKeyState(VK_RSHIFT) < 0) dirStatus = VK_RSHIFT; } else { dirStatus = 0; } } else if (msgType == WM_KEYUP) { if (dirStatus == VK_LSHIFT && (msg.wParam == VK_SHIFT && GetKeyState(VK_LCONTROL) || msg.wParam == VK_CONTROL && GetKeyState(VK_LSHIFT))) { k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_L, 0, QString(), false, 0, scancode, msg.wParam, nModifiers); k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, Qt::Key_Direction_L, 0, QString(), false, 0, scancode, msg.wParam, nModifiers); dirStatus = 0; } else if (dirStatus == VK_RSHIFT && (msg.wParam == VK_SHIFT && GetKeyState(VK_RCONTROL) || msg.wParam == VK_CONTROL && GetKeyState(VK_RSHIFT))) { k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_R, 0, QString(), false, 0, scancode, msg.wParam, nModifiers); k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, Qt::Key_Direction_R, 0, QString(), false, 0, scancode, msg.wParam, nModifiers); dirStatus = 0; } else { dirStatus = 0; } } else { dirStatus = 0; } } } // IME will process these keys, so simply return if(msg.wParam == VK_PROCESSKEY) return true; // Ignore invalid virtual keycodes (see bugs 127424, QTBUG-3630) if (msg.wParam == 0 || msg.wParam == 0xFF) return true; // Translate VK_* (native) -> Key_* (Qt) keys // If it's a dead key, we cannot use the toKeyOrUnicode() function, since that will change // the internal state of the keyboard driver, resulting in that dead keys no longer works. // ..also if we're typing numbers on the keypad, while holding down the Alt modifier. int code = 0; if (isNumpad && (nModifiers & AltAny)) { code = KeyTbl[msg.wParam]; } else if (!isDeadKey) { unsigned char kbdBuffer[256]; // Will hold the complete keyboard state GetKeyboardState(kbdBuffer); code = toKeyOrUnicode(msg.wParam, scancode, kbdBuffer); } // Invert state logic: // If the key actually pressed is a modifier key, then we remove its modifier key from the // state, since a modifier-key can't have itself as a modifier if (code == Qt::Key_Control) state = state ^ Qt::ControlModifier; else if (code == Qt::Key_Shift) state = state ^ Qt::ShiftModifier; else if (code == Qt::Key_Alt) state = state ^ Qt::AltModifier; // If the bit 24 of lParm is set you received a enter, // otherwise a Return. (This is the extended key bit) if ((code == Qt::Key_Return) && (msg.lParam & 0x1000000)) code = Qt::Key_Enter; // All cursor keys without extended bit if (!(msg.lParam & 0x1000000)) { switch (code) { case Qt::Key_Left: case Qt::Key_Right: case Qt::Key_Up: case Qt::Key_Down: case Qt::Key_PageUp: case Qt::Key_PageDown: case Qt::Key_Home: case Qt::Key_End: case Qt::Key_Insert: case Qt::Key_Delete: case Qt::Key_Asterisk: case Qt::Key_Plus: case Qt::Key_Minus: case Qt::Key_Period: case Qt::Key_0: case Qt::Key_1: case Qt::Key_2: case Qt::Key_3: case Qt::Key_4: case Qt::Key_5: case Qt::Key_6: case Qt::Key_7: case Qt::Key_8: case Qt::Key_9: state |= ((msg.wParam >= '0' && msg.wParam <= '9') || (msg.wParam >= VK_OEM_PLUS && msg.wParam <= VK_OEM_3)) ? 0 : Qt::KeypadModifier; default: if ((uint)msg.lParam == 0x004c0001 || (uint)msg.lParam == 0xc04c0001) state |= Qt::KeypadModifier; break; } } // Other keys with with extended bit else { switch (code) { case Qt::Key_Enter: case Qt::Key_Slash: case Qt::Key_NumLock: state |= Qt::KeypadModifier; default: break; } } // KEYDOWN --------------------------------------------------------------------------------- if (msgType == WM_KEYDOWN || msgType == WM_IME_KEYDOWN || msgType == WM_SYSKEYDOWN) { // Get the last record of this key press, so we can validate the current state // The record is not removed from the list KeyRecord *rec = key_recorder.findKey(msg.wParam, false); // If rec's state doesn't match the current state, something has changed behind our back // (Consumed by modal widget is one possibility) So, remove the record from the list // This will stop the auto-repeat of the key, should a modifier change, for example if (rec && rec->state != state) { key_recorder.findKey(msg.wParam, true); rec = 0; } // Find unicode character from Windows Message Queue MSG wm_char; UINT charType = (msgType == WM_KEYDOWN ? WM_CHAR : msgType == WM_IME_KEYDOWN ? WM_IME_CHAR : WM_SYSCHAR); QChar uch; if (winPeekMessage(&wm_char, 0, charType, charType, PM_REMOVE)) { // Found a ?_CHAR uch = charType == WM_IME_CHAR ? imechar_to_unicode(wm_char.wParam) : wmchar_to_unicode(wm_char.wParam); if (msgType == WM_SYSKEYDOWN && uch.isLetter() && (msg.lParam & KF_ALTDOWN)) uch = uch.toLower(); // (See doc of WM_SYSCHAR) Alt-letter if (!code && !uch.row()) code = asciiToKeycode(uch.cell(), state); } // Special handling for the WM_IME_KEYDOWN message. Microsoft IME (Korean) will not // generate a WM_IME_CHAR message corresponding to this message. We might get wrong // results, if we map this virtual key-code directly (for eg '?' US layouts). So try // to find the correct key using the current message parameters & keyboard state. if (uch.isNull() && msgType == WM_IME_KEYDOWN) { BYTE keyState[256]; WCHAR newKey[3] = {0}; GetKeyboardState(keyState); int val = ToUnicode(vk_key, scancode, keyState, newKey, 2, 0); if (val == 1) { uch = QChar(newKey[0]); } else { // If we are still not able to find a unicode key, pass the WM_IME_KEYDOWN // message to DefWindowProc() for generating a proper WM_KEYDOWN. return false; } } // If no ?_CHAR was found in the queue; deduct character from the ?_KEYDOWN parameters if (uch.isNull()) { if (msg.wParam == VK_DELETE) { uch = QChar(QLatin1Char(0x7f)); // Windows doesn't know this one. } else { if (msgType != WM_SYSKEYDOWN || !code) { UINT map; QT_WA({ map = MapVirtualKey(msg.wParam, 2); } , { map = MapVirtualKeyA(msg.wParam, 2); // High-order bit is 0x8000 on '95 if (map & 0x8000) map = (map^0x8000)|0x80000000; }); // If the high bit of the return value is set, it's a deadkey if (!(map & 0x80000000)) uch = wmchar_to_unicode((DWORD)map); } } if (!code && !uch.row()) code = asciiToKeycode(uch.cell(), state); } // Special handling of global Windows hotkeys if (state == Qt::AltModifier) { switch (code) { case Qt::Key_Escape: case Qt::Key_Tab: case Qt::Key_Enter: case Qt::Key_F4: return false; // Send the event on to Windows case Qt::Key_Space: // do not pass this key to windows, we will process it ourselves qt_show_system_menu(widget->window()); return true; default: break; } } // Map SHIFT + Tab to SHIFT + BackTab, QShortcutMap knows about this translation if (code == Qt::Key_Tab && (state & Qt::ShiftModifier) == Qt::ShiftModifier) code = Qt::Key_Backtab; // If we have a record, it means that the key is already pressed, the state is the same // so, we have an auto-repeating key if (rec) { if (code < Qt::Key_Shift || code > Qt::Key_ScrollLock) { k0 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, code, Qt::KeyboardModifier(state), rec->text, true, 0, scancode, msg.wParam, nModifiers); k1 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, code, Qt::KeyboardModifier(state), rec->text, true, 0, scancode, msg.wParam, nModifiers); } } // No record of the key being previous pressed, so we now send a QEvent::KeyPress event, // and store the key data into our records. else { QString text; if (!uch.isNull()) text += uch; char a = uch.row() ? 0 : uch.cell(); key_recorder.storeKey(msg.wParam, a, state, text); k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, code, Qt::KeyboardModifier(state), text, false, 0, scancode, msg.wParam, nModifiers); bool store = true; // Alt+ go to the Win32 menu system if unhandled by Qt #if !defined(Q_OS_WINCE) if (msgType == WM_SYSKEYDOWN && !k0 && a) { HWND parent = GetParent(widget->internalWinId()); while (parent) { if (GetMenu(parent)) { SendMessage(parent, WM_SYSCOMMAND, SC_KEYMENU, a); store = false; k0 = true; break; } parent = GetParent(parent); } } #endif if (!store) key_recorder.findKey(msg.wParam, true); } } // KEYUP ----------------------------------------------------------------------------------- else { // Try to locate the key in our records, and remove it if it exists. // The key may not be in our records if, for example, the down event was handled by // win32 natively, or our window gets focus while a key is already press, but now gets // the key release event. KeyRecord* rec = key_recorder.findKey(msg.wParam, true); if (!rec && !(code == Qt::Key_Shift || code == Qt::Key_Control || code == Qt::Key_Meta || code == Qt::Key_Alt)) { // Someone ate the key down event } else { if (!code) code = asciiToKeycode(rec->ascii ? rec->ascii : msg.wParam, state); // Map SHIFT + Tab to SHIFT + BackTab, QShortcutMap knows about this translation if (code == Qt::Key_Tab && (state & Qt::ShiftModifier) == Qt::ShiftModifier) code = Qt::Key_Backtab; k0 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, code, Qt::KeyboardModifier(state), (rec ? rec->text : QString()), false, 0, scancode, msg.wParam, nModifiers); // don't pass Alt to Windows unless we are embedded in a non-Qt window #if !defined(Q_OS_WINCE) if (code == Qt::Key_Alt) { k0 = true; HWND parent = GetParent(widget->internalWinId()); while (parent) { if (!QWidget::find(parent) && GetMenu(parent)) { k0 = false; break; } parent = GetParent(parent); } } #endif } } } // Return true, if a QKeyEvent was sent to a widget return k0 || k1; } // QKeyMapper (Windows) implementation -------------------------------------------------[ start ]--- bool QKeyMapper::sendKeyEvent(QWidget *widget, bool grab, QEvent::Type type, int code, Qt::KeyboardModifiers modifiers, const QString &text, bool autorepeat, int count, quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers, bool *) { #if defined(Q_OS_WINCE) Q_UNUSED(grab); #endif Q_UNUSED(count); #if defined QT3_SUPPORT && !defined(QT_NO_SHORTCUT) if (type == QEvent::KeyPress && !grab && QApplicationPrivate::instance()->use_compat()) { // send accel events if the keyboard is not grabbed QKeyEventEx a(type, code, modifiers, text, autorepeat, qMax(1, int(text.length())), nativeScanCode, nativeVirtualKey, nativeModifiers); if (QApplicationPrivate::instance()->qt_tryAccelEvent(widget, &a)) return true; } #endif if (!widget->isEnabled()) return false; QKeyEventEx e(type, code, modifiers, text, autorepeat, qMax(1, int(text.length())), nativeScanCode, nativeVirtualKey, nativeModifiers); QETWidget::sendSpontaneousEvent(widget, &e); if (!isModifierKey(code) && modifiers == Qt::AltModifier && ((code >= Qt::Key_A && code <= Qt::Key_Z) || (code >= Qt::Key_0 && code <= Qt::Key_9)) && type == QEvent::KeyPress && !e.isAccepted()) QApplication::beep(); // Emulate windows behavior return e.isAccepted(); } QT_END_NAMESPACE