1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtGui module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
11 ** License version 2.1 as published by the Free Software Foundation and
12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
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17 ** In addition, as a special exception, Nokia gives you certain additional
18 ** rights. These rights are described in the Nokia Qt LGPL Exception
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
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25 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
42 #include "qkeymapper_p.h"
44 #include <qt_windows.h>
46 #include <private/qevent_p.h>
47 #include <private/qlocale_p.h>
48 #include <private/qapplication_p.h>
50 #include <qapplication.h>
55 // Uncommend, to show debugging information for the keymapper
56 //#define DEBUG_KEYMAPPER
58 // Implemented elsewhere
59 extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
61 extern Q_CORE_EXPORT QLocale qt_localeFromLCID(LCID id);
63 #define LANG_PASHTO 0x63
66 #define LANG_SYRIAC 0x5a
69 #define LANG_DIVEHI 0x65
72 #define VK_OEM_PLUS 0xBB
78 #if defined(Q_OS_WINCE)
79 bool GetKeyboardState(unsigned char* kbuffer)
81 for (int i=0; i< 256; ++i)
82 kbuffer[i] = GetAsyncKeyState(i);
86 // Key recorder ------------------------------------------------------------------------[ start ] --
88 KeyRecord(int c, int a, int s, const QString &t) : code(c), ascii(a), state(s), text(t) {}
97 static const int QT_MAX_KEY_RECORDINGS = 64; // User has LOTS of fingers...
100 KeyRecorder() : nrecs(0) {}
102 inline KeyRecord *findKey(int code, bool remove);
103 inline void storeKey(int code, int ascii, int state, const QString& text);
104 inline void clearKeys();
107 KeyRecord deleted_record; // A copy of last entry removed from records[]
108 KeyRecord records[QT_MAX_KEY_RECORDINGS];
110 static KeyRecorder key_recorder;
112 KeyRecord *KeyRecorder::findKey(int code, bool remove)
114 KeyRecord *result = 0;
115 for (int i = 0; i < nrecs; ++i) {
116 if (records[i].code == code) {
118 deleted_record = records[i];
119 // Move rest down, and decrease count
120 while (i + 1 < nrecs) {
121 records[i] = records[i + 1];
125 result = &deleted_record;
127 result = &records[i];
135 void KeyRecorder::storeKey(int code, int ascii, int state, const QString& text)
137 Q_ASSERT_X(nrecs != QT_MAX_KEY_RECORDINGS,
138 "Internal KeyRecorder",
139 "Keyboard recorder buffer overflow, consider increasing QT_MAX_KEY_RECORDINGS");
141 if (nrecs == QT_MAX_KEY_RECORDINGS) {
142 qWarning("Qt: Internal keyboard buffer overflow");
145 records[nrecs++] = KeyRecord(code,ascii,state,text);
148 void KeyRecorder::clearKeys()
152 // Key recorder --------------------------------------------------------------------------[ end ] --
155 // Key translation ---------------------------------------------------------------------[ start ] --
156 // Meaning of values:
157 // 0 = Character output key, needs keyboard driver mapping
158 // Key_unknown = Unknown Virtual Key, no translation possible, ignore
159 static const uint KeyTbl[] = { // Keyboard mapping table
160 // Dec | Hex | Windows Virtual key
161 Qt::Key_unknown, // 0 0x00
162 Qt::Key_unknown, // 1 0x01 VK_LBUTTON | Left mouse button
163 Qt::Key_unknown, // 2 0x02 VK_RBUTTON | Right mouse button
164 Qt::Key_Cancel, // 3 0x03 VK_CANCEL | Control-Break processing
165 Qt::Key_unknown, // 4 0x04 VK_MBUTTON | Middle mouse button
166 Qt::Key_unknown, // 5 0x05 VK_XBUTTON1 | X1 mouse button
167 Qt::Key_unknown, // 6 0x06 VK_XBUTTON2 | X2 mouse button
168 Qt::Key_unknown, // 7 0x07 -- unassigned --
169 Qt::Key_Backspace, // 8 0x08 VK_BACK | BackSpace key
170 Qt::Key_Tab, // 9 0x09 VK_TAB | Tab key
171 Qt::Key_unknown, // 10 0x0A -- reserved --
172 Qt::Key_unknown, // 11 0x0B -- reserved --
173 Qt::Key_Clear, // 12 0x0C VK_CLEAR | Clear key
174 Qt::Key_Return, // 13 0x0D VK_RETURN | Enter key
175 Qt::Key_unknown, // 14 0x0E -- unassigned --
176 Qt::Key_unknown, // 15 0x0F -- unassigned --
177 Qt::Key_Shift, // 16 0x10 VK_SHIFT | Shift key
178 Qt::Key_Control, // 17 0x11 VK_CONTROL | Ctrl key
179 Qt::Key_Alt, // 18 0x12 VK_MENU | Alt key
180 Qt::Key_Pause, // 19 0x13 VK_PAUSE | Pause key
181 Qt::Key_CapsLock, // 20 0x14 VK_CAPITAL | Caps-Lock
182 Qt::Key_unknown, // 21 0x15 VK_KANA / VK_HANGUL | IME Kana or Hangul mode
183 Qt::Key_unknown, // 22 0x16 -- unassigned --
184 Qt::Key_unknown, // 23 0x17 VK_JUNJA | IME Junja mode
185 Qt::Key_unknown, // 24 0x18 VK_FINAL | IME final mode
186 Qt::Key_unknown, // 25 0x19 VK_HANJA / VK_KANJI | IME Hanja or Kanji mode
187 Qt::Key_unknown, // 26 0x1A -- unassigned --
188 Qt::Key_Escape, // 27 0x1B VK_ESCAPE | Esc key
189 Qt::Key_unknown, // 28 0x1C VK_CONVERT | IME convert
190 Qt::Key_unknown, // 29 0x1D VK_NONCONVERT | IME non-convert
191 Qt::Key_unknown, // 30 0x1E VK_ACCEPT | IME accept
192 Qt::Key_Mode_switch,// 31 0x1F VK_MODECHANGE | IME mode change request
193 Qt::Key_Space, // 32 0x20 VK_SPACE | Spacebar
194 Qt::Key_PageUp, // 33 0x21 VK_PRIOR | Page Up key
195 Qt::Key_PageDown, // 34 0x22 VK_NEXT | Page Down key
196 Qt::Key_End, // 35 0x23 VK_END | End key
197 Qt::Key_Home, // 36 0x24 VK_HOME | Home key
198 Qt::Key_Left, // 37 0x25 VK_LEFT | Left arrow key
199 Qt::Key_Up, // 38 0x26 VK_UP | Up arrow key
200 Qt::Key_Right, // 39 0x27 VK_RIGHT | Right arrow key
201 Qt::Key_Down, // 40 0x28 VK_DOWN | Down arrow key
202 Qt::Key_Select, // 41 0x29 VK_SELECT | Select key
203 Qt::Key_Printer, // 42 0x2A VK_PRINT | Print key
204 Qt::Key_Execute, // 43 0x2B VK_EXECUTE | Execute key
205 Qt::Key_Print, // 44 0x2C VK_SNAPSHOT | Print Screen key
206 Qt::Key_Insert, // 45 0x2D VK_INSERT | Ins key
207 Qt::Key_Delete, // 46 0x2E VK_DELETE | Del key
208 Qt::Key_Help, // 47 0x2F VK_HELP | Help key
209 0, // 48 0x30 (VK_0) | 0 key
210 0, // 49 0x31 (VK_1) | 1 key
211 0, // 50 0x32 (VK_2) | 2 key
212 0, // 51 0x33 (VK_3) | 3 key
213 0, // 52 0x34 (VK_4) | 4 key
214 0, // 53 0x35 (VK_5) | 5 key
215 0, // 54 0x36 (VK_6) | 6 key
216 0, // 55 0x37 (VK_7) | 7 key
217 0, // 56 0x38 (VK_8) | 8 key
218 0, // 57 0x39 (VK_9) | 9 key
219 Qt::Key_unknown, // 58 0x3A -- unassigned --
220 Qt::Key_unknown, // 59 0x3B -- unassigned --
221 Qt::Key_unknown, // 60 0x3C -- unassigned --
222 Qt::Key_unknown, // 61 0x3D -- unassigned --
223 Qt::Key_unknown, // 62 0x3E -- unassigned --
224 Qt::Key_unknown, // 63 0x3F -- unassigned --
225 Qt::Key_unknown, // 64 0x40 -- unassigned --
226 0, // 65 0x41 (VK_A) | A key
227 0, // 66 0x42 (VK_B) | B key
228 0, // 67 0x43 (VK_C) | C key
229 0, // 68 0x44 (VK_D) | D key
230 0, // 69 0x45 (VK_E) | E key
231 0, // 70 0x46 (VK_F) | F key
232 0, // 71 0x47 (VK_G) | G key
233 0, // 72 0x48 (VK_H) | H key
234 0, // 73 0x49 (VK_I) | I key
235 0, // 74 0x4A (VK_J) | J key
236 0, // 75 0x4B (VK_K) | K key
237 0, // 76 0x4C (VK_L) | L key
238 0, // 77 0x4D (VK_M) | M key
239 0, // 78 0x4E (VK_N) | N key
240 0, // 79 0x4F (VK_O) | O key
241 0, // 80 0x50 (VK_P) | P key
242 0, // 81 0x51 (VK_Q) | Q key
243 0, // 82 0x52 (VK_R) | R key
244 0, // 83 0x53 (VK_S) | S key
245 0, // 84 0x54 (VK_T) | T key
246 0, // 85 0x55 (VK_U) | U key
247 0, // 86 0x56 (VK_V) | V key
248 0, // 87 0x57 (VK_W) | W key
249 0, // 88 0x58 (VK_X) | X key
250 0, // 89 0x59 (VK_Y) | Y key
251 0, // 90 0x5A (VK_Z) | Z key
252 Qt::Key_Meta, // 91 0x5B VK_LWIN | Left Windows - MS Natural kbd
253 Qt::Key_Meta, // 92 0x5C VK_RWIN | Right Windows - MS Natural kbd
254 Qt::Key_Menu, // 93 0x5D VK_APPS | Application key-MS Natural kbd
255 Qt::Key_unknown, // 94 0x5E -- reserved --
256 Qt::Key_Sleep, // 95 0x5F VK_SLEEP
257 Qt::Key_0, // 96 0x60 VK_NUMPAD0 | Numeric keypad 0 key
258 Qt::Key_1, // 97 0x61 VK_NUMPAD1 | Numeric keypad 1 key
259 Qt::Key_2, // 98 0x62 VK_NUMPAD2 | Numeric keypad 2 key
260 Qt::Key_3, // 99 0x63 VK_NUMPAD3 | Numeric keypad 3 key
261 Qt::Key_4, // 100 0x64 VK_NUMPAD4 | Numeric keypad 4 key
262 Qt::Key_5, // 101 0x65 VK_NUMPAD5 | Numeric keypad 5 key
263 Qt::Key_6, // 102 0x66 VK_NUMPAD6 | Numeric keypad 6 key
264 Qt::Key_7, // 103 0x67 VK_NUMPAD7 | Numeric keypad 7 key
265 Qt::Key_8, // 104 0x68 VK_NUMPAD8 | Numeric keypad 8 key
266 Qt::Key_9, // 105 0x69 VK_NUMPAD9 | Numeric keypad 9 key
267 Qt::Key_Asterisk, // 106 0x6A VK_MULTIPLY | Multiply key
268 Qt::Key_Plus, // 107 0x6B VK_ADD | Add key
269 Qt::Key_Comma, // 108 0x6C VK_SEPARATOR | Separator key
270 Qt::Key_Minus, // 109 0x6D VK_SUBTRACT | Subtract key
271 Qt::Key_Period, // 110 0x6E VK_DECIMAL | Decimal key
272 Qt::Key_Slash, // 111 0x6F VK_DIVIDE | Divide key
273 Qt::Key_F1, // 112 0x70 VK_F1 | F1 key
274 Qt::Key_F2, // 113 0x71 VK_F2 | F2 key
275 Qt::Key_F3, // 114 0x72 VK_F3 | F3 key
276 Qt::Key_F4, // 115 0x73 VK_F4 | F4 key
277 Qt::Key_F5, // 116 0x74 VK_F5 | F5 key
278 Qt::Key_F6, // 117 0x75 VK_F6 | F6 key
279 Qt::Key_F7, // 118 0x76 VK_F7 | F7 key
280 Qt::Key_F8, // 119 0x77 VK_F8 | F8 key
281 Qt::Key_F9, // 120 0x78 VK_F9 | F9 key
282 Qt::Key_F10, // 121 0x79 VK_F10 | F10 key
283 Qt::Key_F11, // 122 0x7A VK_F11 | F11 key
284 Qt::Key_F12, // 123 0x7B VK_F12 | F12 key
285 Qt::Key_F13, // 124 0x7C VK_F13 | F13 key
286 Qt::Key_F14, // 125 0x7D VK_F14 | F14 key
287 Qt::Key_F15, // 126 0x7E VK_F15 | F15 key
288 Qt::Key_F16, // 127 0x7F VK_F16 | F16 key
289 Qt::Key_F17, // 128 0x80 VK_F17 | F17 key
290 Qt::Key_F18, // 129 0x81 VK_F18 | F18 key
291 Qt::Key_F19, // 130 0x82 VK_F19 | F19 key
292 Qt::Key_F20, // 131 0x83 VK_F20 | F20 key
293 Qt::Key_F21, // 132 0x84 VK_F21 | F21 key
294 Qt::Key_F22, // 133 0x85 VK_F22 | F22 key
295 Qt::Key_F23, // 134 0x86 VK_F23 | F23 key
296 Qt::Key_F24, // 135 0x87 VK_F24 | F24 key
297 Qt::Key_unknown, // 136 0x88 -- unassigned --
298 Qt::Key_unknown, // 137 0x89 -- unassigned --
299 Qt::Key_unknown, // 138 0x8A -- unassigned --
300 Qt::Key_unknown, // 139 0x8B -- unassigned --
301 Qt::Key_unknown, // 140 0x8C -- unassigned --
302 Qt::Key_unknown, // 141 0x8D -- unassigned --
303 Qt::Key_unknown, // 142 0x8E -- unassigned --
304 Qt::Key_unknown, // 143 0x8F -- unassigned --
305 Qt::Key_NumLock, // 144 0x90 VK_NUMLOCK | Num Lock key
306 Qt::Key_ScrollLock, // 145 0x91 VK_SCROLL | Scroll Lock key
307 // Fujitsu/OASYS kbd --------------------
308 0, //Qt::Key_Jisho, // 146 0x92 VK_OEM_FJ_JISHO | 'Dictionary' key /
309 // VK_OEM_NEC_EQUAL = key on numpad on NEC PC-9800 kbd
310 Qt::Key_Massyo, // 147 0x93 VK_OEM_FJ_MASSHOU | 'Unregister word' key
311 Qt::Key_Touroku, // 148 0x94 VK_OEM_FJ_TOUROKU | 'Register word' key
312 0, //Qt::Key_Oyayubi_Left,//149 0x95 VK_OEM_FJ_LOYA | 'Left OYAYUBI' key
313 0, //Qt::Key_Oyayubi_Right,//150 0x96 VK_OEM_FJ_ROYA | 'Right OYAYUBI' key
314 Qt::Key_unknown, // 151 0x97 -- unassigned --
315 Qt::Key_unknown, // 152 0x98 -- unassigned --
316 Qt::Key_unknown, // 153 0x99 -- unassigned --
317 Qt::Key_unknown, // 154 0x9A -- unassigned --
318 Qt::Key_unknown, // 155 0x9B -- unassigned --
319 Qt::Key_unknown, // 156 0x9C -- unassigned --
320 Qt::Key_unknown, // 157 0x9D -- unassigned --
321 Qt::Key_unknown, // 158 0x9E -- unassigned --
322 Qt::Key_unknown, // 159 0x9F -- unassigned --
323 Qt::Key_Shift, // 160 0xA0 VK_LSHIFT | Left Shift key
324 Qt::Key_Shift, // 161 0xA1 VK_RSHIFT | Right Shift key
325 Qt::Key_Control, // 162 0xA2 VK_LCONTROL | Left Ctrl key
326 Qt::Key_Control, // 163 0xA3 VK_RCONTROL | Right Ctrl key
327 Qt::Key_Alt, // 164 0xA4 VK_LMENU | Left Menu key
328 Qt::Key_Alt, // 165 0xA5 VK_RMENU | Right Menu key
329 Qt::Key_Back, // 166 0xA6 VK_BROWSER_BACK | Browser Back key
330 Qt::Key_Forward, // 167 0xA7 VK_BROWSER_FORWARD | Browser Forward key
331 Qt::Key_Refresh, // 168 0xA8 VK_BROWSER_REFRESH | Browser Refresh key
332 Qt::Key_Stop, // 169 0xA9 VK_BROWSER_STOP | Browser Stop key
333 Qt::Key_Search, // 170 0xAA VK_BROWSER_SEARCH | Browser Search key
334 Qt::Key_Favorites, // 171 0xAB VK_BROWSER_FAVORITES| Browser Favorites key
335 Qt::Key_HomePage, // 172 0xAC VK_BROWSER_HOME | Browser Start and Home key
336 Qt::Key_VolumeMute, // 173 0xAD VK_VOLUME_MUTE | Volume Mute key
337 Qt::Key_VolumeDown, // 174 0xAE VK_VOLUME_DOWN | Volume Down key
338 Qt::Key_VolumeUp, // 175 0xAF VK_VOLUME_UP | Volume Up key
339 Qt::Key_MediaNext, // 176 0xB0 VK_MEDIA_NEXT_TRACK | Next Track key
340 Qt::Key_MediaPrevious, //177 0xB1 VK_MEDIA_PREV_TRACK | Previous Track key
341 Qt::Key_MediaStop, // 178 0xB2 VK_MEDIA_STOP | Stop Media key
342 Qt::Key_MediaPlay, // 179 0xB3 VK_MEDIA_PLAY_PAUSE | Play/Pause Media key
343 Qt::Key_LaunchMail, // 180 0xB4 VK_LAUNCH_MAIL | Start Mail key
344 Qt::Key_LaunchMedia,// 181 0xB5 VK_LAUNCH_MEDIA_SELECT Select Media key
345 Qt::Key_Launch0, // 182 0xB6 VK_LAUNCH_APP1 | Start Application 1 key
346 Qt::Key_Launch1, // 183 0xB7 VK_LAUNCH_APP2 | Start Application 2 key
347 Qt::Key_unknown, // 184 0xB8 -- reserved --
348 Qt::Key_unknown, // 185 0xB9 -- reserved --
349 0, // 186 0xBA VK_OEM_1 | ';:' for US
350 0, // 187 0xBB VK_OEM_PLUS | '+' any country
351 0, // 188 0xBC VK_OEM_COMMA | ',' any country
352 0, // 189 0xBD VK_OEM_MINUS | '-' any country
353 0, // 190 0xBE VK_OEM_PERIOD | '.' any country
354 0, // 191 0xBF VK_OEM_2 | '/?' for US
355 0, // 192 0xC0 VK_OEM_3 | '`~' for US
356 Qt::Key_unknown, // 193 0xC1 -- reserved --
357 Qt::Key_unknown, // 194 0xC2 -- reserved --
358 Qt::Key_unknown, // 195 0xC3 -- reserved --
359 Qt::Key_unknown, // 196 0xC4 -- reserved --
360 Qt::Key_unknown, // 197 0xC5 -- reserved --
361 Qt::Key_unknown, // 198 0xC6 -- reserved --
362 Qt::Key_unknown, // 199 0xC7 -- reserved --
363 Qt::Key_unknown, // 200 0xC8 -- reserved --
364 Qt::Key_unknown, // 201 0xC9 -- reserved --
365 Qt::Key_unknown, // 202 0xCA -- reserved --
366 Qt::Key_unknown, // 203 0xCB -- reserved --
367 Qt::Key_unknown, // 204 0xCC -- reserved --
368 Qt::Key_unknown, // 205 0xCD -- reserved --
369 Qt::Key_unknown, // 206 0xCE -- reserved --
370 Qt::Key_unknown, // 207 0xCF -- reserved --
371 Qt::Key_unknown, // 208 0xD0 -- reserved --
372 Qt::Key_unknown, // 209 0xD1 -- reserved --
373 Qt::Key_unknown, // 210 0xD2 -- reserved --
374 Qt::Key_unknown, // 211 0xD3 -- reserved --
375 Qt::Key_unknown, // 212 0xD4 -- reserved --
376 Qt::Key_unknown, // 213 0xD5 -- reserved --
377 Qt::Key_unknown, // 214 0xD6 -- reserved --
378 Qt::Key_unknown, // 215 0xD7 -- reserved --
379 Qt::Key_unknown, // 216 0xD8 -- unassigned --
380 Qt::Key_unknown, // 217 0xD9 -- unassigned --
381 Qt::Key_unknown, // 218 0xDA -- unassigned --
382 0, // 219 0xDB VK_OEM_4 | '[{' for US
383 0, // 220 0xDC VK_OEM_5 | '\|' for US
384 0, // 221 0xDD VK_OEM_6 | ']}' for US
385 0, // 222 0xDE VK_OEM_7 | ''"' for US
386 0, // 223 0xDF VK_OEM_8
387 Qt::Key_unknown, // 224 0xE0 -- reserved --
388 Qt::Key_unknown, // 225 0xE1 VK_OEM_AX | 'AX' key on Japanese AX kbd
389 Qt::Key_unknown, // 226 0xE2 VK_OEM_102 | "<>" or "\|" on RT 102-key kbd
390 Qt::Key_unknown, // 227 0xE3 VK_ICO_HELP | Help key on ICO
391 Qt::Key_unknown, // 228 0xE4 VK_ICO_00 | 00 key on ICO
392 Qt::Key_unknown, // 229 0xE5 VK_PROCESSKEY | IME Process key
393 Qt::Key_unknown, // 230 0xE6 VK_ICO_CLEAR |
394 Qt::Key_unknown, // 231 0xE7 VK_PACKET | Unicode char as keystrokes
395 Qt::Key_unknown, // 232 0xE8 -- unassigned --
396 // Nokia/Ericsson definitions ---------------
397 Qt::Key_unknown, // 233 0xE9 VK_OEM_RESET
398 Qt::Key_unknown, // 234 0xEA VK_OEM_JUMP
399 Qt::Key_unknown, // 235 0xEB VK_OEM_PA1
400 Qt::Key_unknown, // 236 0xEC VK_OEM_PA2
401 Qt::Key_unknown, // 237 0xED VK_OEM_PA3
402 Qt::Key_unknown, // 238 0xEE VK_OEM_WSCTRL
403 Qt::Key_unknown, // 239 0xEF VK_OEM_CUSEL
404 Qt::Key_unknown, // 240 0xF0 VK_OEM_ATTN
405 Qt::Key_unknown, // 241 0xF1 VK_OEM_FINISH
406 Qt::Key_unknown, // 242 0xF2 VK_OEM_COPY
407 Qt::Key_unknown, // 243 0xF3 VK_OEM_AUTO
408 Qt::Key_unknown, // 244 0xF4 VK_OEM_ENLW
409 Qt::Key_unknown, // 245 0xF5 VK_OEM_BACKTAB
410 Qt::Key_unknown, // 246 0xF6 VK_ATTN | Attn key
411 Qt::Key_unknown, // 247 0xF7 VK_CRSEL | CrSel key
412 Qt::Key_unknown, // 248 0xF8 VK_EXSEL | ExSel key
413 Qt::Key_unknown, // 249 0xF9 VK_EREOF | Erase EOF key
414 Qt::Key_Play, // 250 0xFA VK_PLAY | Play key
415 Qt::Key_Zoom, // 251 0xFB VK_ZOOM | Zoom key
416 Qt::Key_unknown, // 252 0xFC VK_NONAME | Reserved
417 Qt::Key_unknown, // 253 0xFD VK_PA1 | PA1 key
418 Qt::Key_Clear, // 254 0xFE VK_OEM_CLEAR | Clear key
422 // Possible modifier states.
423 // NOTE: The order of these states match the order in QKeyMapperPrivate::updatePossibleKeyCodes()!
424 static const Qt::KeyboardModifiers ModsTbl[] = {
426 Qt::ShiftModifier, // 1
427 Qt::ControlModifier, // 2
428 Qt::ControlModifier | Qt::ShiftModifier, // 3
429 Qt::AltModifier, // 4
430 Qt::AltModifier | Qt::ShiftModifier, // 5
431 Qt::AltModifier | Qt::ControlModifier, // 6
432 Qt::AltModifier | Qt::ShiftModifier | Qt::ControlModifier, // 7
433 Qt::NoModifier, // Fall-back to raw Key_*
437 Remap return or action key to select key for windows mobile.
439 inline int winceKeyBend(int keyCode)
441 #if defined(Q_OS_WINCE_WM) && defined(QT_KEYPAD_NAVIGATION)
442 // remap return or action key to select key for windows mobile.
443 // will be changed to a table remapping function in the next version (4.6/7).
444 if (keyCode == VK_RETURN && QApplication::keypadNavigationEnabled())
445 return Qt::Key_Select;
447 return KeyTbl[keyCode];
449 return KeyTbl[keyCode];
453 #if defined(Q_OS_WINCE)
454 // Use the KeyTbl to resolve a Qt::Key out of the virtual keys.
455 // In case it is not resolvable, continue using the virtual key itself.
457 QT_BEGIN_INCLUDE_NAMESPACE
459 int ToUnicode(UINT vk, int /*scancode*/, unsigned char* /*kbdBuffer*/, LPWSTR unicodeBuffer, int, int)
462 QChar* buf = reinterpret_cast< QChar*>(unicodeBuffer);
463 if (KeyTbl[vk] == 0) {
470 int ToAscii(UINT vk, int scancode, unsigned char *kbdBuffer, LPWORD unicodeBuffer, int flag)
472 return ToUnicode(vk, scancode, kbdBuffer, (LPWSTR) unicodeBuffer, 0, flag);
475 QT_END_INCLUDE_NAMESPACE
479 // Translate a VK into a Qt key code, or unicode character
480 static inline int toKeyOrUnicode(int vk, int scancode, unsigned char *kbdBuffer, bool *isDeadkey = 0)
482 Q_ASSERT(vk > 0 && vk < 256);
484 QChar unicodeBuffer[5];
485 int res = ToUnicode(vk, scancode, kbdBuffer, reinterpret_cast<LPWSTR>(unicodeBuffer), 5, 0);
487 code = unicodeBuffer[0].toUpper().unicode();
489 // Qt::Key_*'s are not encoded below 0x20, so try again, and DEL keys (0x7f) is encoded with a
490 // proper Qt::Key_ code
491 if (code < 0x20 || code == 0x7f) // Handles res==0 too
492 code = winceKeyBend(vk);
495 *isDeadkey = (res == -1);
497 return code == Qt::Key_unknown ? 0 : code;
500 Q_GUI_EXPORT int qt_translateKeyCode(int vk)
502 int code = winceKeyBend((vk < 0 || vk > 255) ? 0 : vk);
503 return code == Qt::Key_unknown ? 0 : code;
506 static inline int asciiToKeycode(char a, int state)
508 if (a >= 'a' && a <= 'z')
510 if ((state & Qt::ControlModifier) != 0) {
511 if (a >= 0 && a <= 31) // Ctrl+@..Ctrl+A..CTRL+Z..Ctrl+_
512 a += '@'; // to @..A..Z.._
517 static inline bool isModifierKey(int code)
519 return (code >= Qt::Key_Shift) && (code <= Qt::Key_ScrollLock);
521 // Key translation -----------------------------------------------------------------------[ end ]---
524 static void qt_show_system_menu(QWidget* tlw)
526 Q_ASSERT(tlw->testAttribute(Qt::WA_WState_Created));
527 HMENU menu = GetSystemMenu(tlw->internalWinId(), FALSE);
529 return; // no menu for this window
531 #define enabled (MF_BYCOMMAND | MF_ENABLED)
532 #define disabled (MF_BYCOMMAND | MF_GRAYED)
535 EnableMenuItem(menu, SC_MINIMIZE, (tlw->windowFlags() & Qt::WindowMinimizeButtonHint)?enabled:disabled);
536 bool maximized = IsZoomed(tlw->internalWinId());
538 EnableMenuItem(menu, SC_MAXIMIZE, ! (tlw->windowFlags() & Qt::WindowMaximizeButtonHint) || maximized?disabled:enabled);
539 EnableMenuItem(menu, SC_RESTORE, maximized?enabled:disabled);
541 // We should _not_ check with the setFixedSize(x,y) case here, since Windows is not able to check
542 // this and our menu here would be out-of-sync with the menu produced by mouse-click on the
543 // System Menu, or right-click on the title bar.
544 EnableMenuItem(menu, SC_SIZE, (tlw->windowFlags() & Qt::MSWindowsFixedSizeDialogHint) || maximized?disabled:enabled);
545 EnableMenuItem(menu, SC_MOVE, maximized?disabled:enabled);
546 EnableMenuItem(menu, SC_CLOSE, enabled);
547 // Set bold on close menu item
548 MENUITEMINFO closeItem;
549 closeItem.cbSize = sizeof(MENUITEMINFO);
550 closeItem.fMask = MIIM_STATE;
551 closeItem.fState = MFS_DEFAULT;
552 SetMenuItemInfo(menu, SC_CLOSE, FALSE, &closeItem);
557 int ret = TrackPopupMenuEx(menu,
558 TPM_LEFTALIGN | TPM_TOPALIGN | TPM_NONOTIFY | TPM_RETURNCMD,
559 tlw->geometry().x(), tlw->geometry().y(),
560 tlw->internalWinId(),
563 QtWndProc(tlw->internalWinId(), WM_SYSCOMMAND, ret, 0);
567 // QETWidget class is only for accessing the sendSpontaneousEvent function in QApplication
568 class QETWidget : public QWidget {
570 static bool sendSpontaneousEvent(QObject *r, QEvent *e)
571 { return QApplication::sendSpontaneousEvent(r, e); }
575 // Keyboard map private ----------------------------------------------------------------[ start ]---
579 A Windows KeyboardLayoutItem has 8 possible states:
587 8. Alt + Control + Shift
589 struct KeyboardLayoutItem {
592 quint32 qtKey[9]; // Can by any Qt::Key_<foo>, or unicode character
595 QKeyMapperPrivate::QKeyMapperPrivate()
597 memset(keyLayout, 0, sizeof(keyLayout));
600 QKeyMapperPrivate::~QKeyMapperPrivate()
605 void QKeyMapperPrivate::deleteLayouts()
607 for (int i = 0; i < 255; ++i) {
615 void QKeyMapperPrivate::clearMappings()
619 /* MAKELCID()'s first argument is a WORD, and GetKeyboardLayout()
620 * returns a DWORD. */
622 LCID newLCID = MAKELCID((quintptr)GetKeyboardLayout(0), SORT_DEFAULT);
623 // keyboardInputLocale = qt_localeFromLCID(newLCID);
626 wchar_t LCIDFontSig[16];
627 if (GetLocaleInfo(newLCID, LOCALE_FONTSIGNATURE, LCIDFontSig, sizeof(LCIDFontSig) / sizeof(wchar_t))
628 && (LCIDFontSig[7] & (wchar_t)0x0800))
631 keyboardInputDirection = bidi ? Qt::RightToLeft : Qt::LeftToRight;
634 void QKeyMapperPrivate::clearRecordedKeys()
636 key_recorder.clearKeys();
640 inline void setKbdState(unsigned char *kbd, bool shift, bool ctrl, bool alt)
642 kbd[VK_LSHIFT ] = (shift ? 0x80 : 0);
643 kbd[VK_SHIFT ] = (shift ? 0x80 : 0);
644 kbd[VK_LCONTROL] = (ctrl ? 0x80 : 0);
645 kbd[VK_CONTROL ] = (ctrl ? 0x80 : 0);
646 kbd[VK_RMENU ] = (alt ? 0x80 : 0);
647 kbd[VK_MENU ] = (alt ? 0x80 : 0);
650 void QKeyMapperPrivate::updateKeyMap(const MSG &msg)
652 unsigned char kbdBuffer[256]; // Will hold the complete keyboard state
653 GetKeyboardState(kbdBuffer);
654 quint32 scancode = (msg.lParam >> 16) & 0xfff;
655 updatePossibleKeyCodes(kbdBuffer, scancode, msg.wParam);
658 void QKeyMapperPrivate::updatePossibleKeyCodes(unsigned char *kbdBuffer, quint32 scancode,
661 if (!vk_key || (keyLayout[vk_key] && !keyLayout[vk_key]->dirty))
664 if (!keyLayout[vk_key])
665 keyLayout[vk_key] = new KeyboardLayoutItem;
667 // Copy keyboard state, so we can modify and query output for each possible permutation
668 unsigned char buffer[256];
669 memcpy(buffer, kbdBuffer, sizeof(buffer));
670 // Always 0, as Windows doesn't treat these as modifiers;
671 buffer[VK_LWIN ] = 0;
672 buffer[VK_RWIN ] = 0;
673 buffer[VK_CAPITAL ] = 0;
674 buffer[VK_NUMLOCK ] = 0;
675 buffer[VK_SCROLL ] = 0;
676 // Always 0, since we'll only change the other versions
677 buffer[VK_RSHIFT ] = 0;
678 buffer[VK_RCONTROL] = 0;
679 buffer[VK_LMENU ] = 0; // Use right Alt, since left Ctrl + right Alt is considered AltGraph
681 bool isDeadKey = false;
682 keyLayout[vk_key]->deadkeys = 0;
683 keyLayout[vk_key]->dirty = false;
684 setKbdState(buffer, false, false, false);
685 keyLayout[vk_key]->qtKey[0] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
686 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x01 : 0;
687 setKbdState(buffer, true, false, false);
688 keyLayout[vk_key]->qtKey[1] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
689 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x02 : 0;
690 setKbdState(buffer, false, true, false);
691 keyLayout[vk_key]->qtKey[2] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
692 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x04 : 0;
693 setKbdState(buffer, true, true, false);
694 keyLayout[vk_key]->qtKey[3] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
695 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x08 : 0;
696 setKbdState(buffer, false, false, true);
697 keyLayout[vk_key]->qtKey[4] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
698 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x10 : 0;
699 setKbdState(buffer, true, false, true);
700 keyLayout[vk_key]->qtKey[5] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
701 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x20 : 0;
702 setKbdState(buffer, false, true, true);
703 keyLayout[vk_key]->qtKey[6] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
704 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x40 : 0;
705 setKbdState(buffer, true, true, true);
706 keyLayout[vk_key]->qtKey[7] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
707 keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x80 : 0;
708 // Add a fall back key for layouts which don't do composition and show non-latin1 characters
709 int fallbackKey = winceKeyBend(vk_key);
710 if (!fallbackKey || fallbackKey == Qt::Key_unknown) {
712 if (vk_key != keyLayout[vk_key]->qtKey[0] && vk_key < 0x5B && vk_key > 0x2F)
713 fallbackKey = vk_key;
715 keyLayout[vk_key]->qtKey[8] = fallbackKey;
717 // If this vk_key a Dead Key
718 if (MapVirtualKey(vk_key, 2) & 0x80000000) {
719 // Push a Space, then the original key through the low-level ToAscii functions.
720 // We do this because these functions (ToAscii / ToUnicode) will alter the internal state of
721 // the keyboard driver By doing the following, we set the keyboard driver state back to what
722 // it was before we wrecked it with the code above.
723 // We need to push the space with an empty keystate map, since the driver checks the map for
724 // transitions in modifiers, so this helps us capture all possible deadkeys.
725 unsigned char emptyBuffer[256];
726 memset(emptyBuffer, 0, sizeof(emptyBuffer));
727 ::ToAscii(VK_SPACE, 0, emptyBuffer, reinterpret_cast<LPWORD>(&buffer), 0);
728 ::ToAscii(vk_key, scancode, kbdBuffer, reinterpret_cast<LPWORD>(&buffer), 0);
731 #ifdef DEBUG_KEYMAPPER
732 qDebug("updatePossibleKeyCodes for virtual key = 0x%02x!", vk_key);
733 for (int i = 0; i < 9; ++i) {
734 qDebug(" [%d] (%d,0x%02x,'%c') %s", i,
735 keyLayout[vk_key]->qtKey[i],
736 keyLayout[vk_key]->qtKey[i],
737 keyLayout[vk_key]->qtKey[i] ? keyLayout[vk_key]->qtKey[i] : 0x03,
738 keyLayout[vk_key]->deadkeys & (1<<i) ? "deadkey" : "");
740 #endif // DEBUG_KEYMAPPER
743 bool QKeyMapperPrivate::isADeadKey(unsigned int vk_key, unsigned int modifiers)
745 if (keyLayout && (vk_key < 256) && keyLayout[vk_key]) {
746 for(register int i = 0; i < 9; ++i) {
747 if (uint(ModsTbl[i]) == modifiers)
748 return bool(keyLayout[vk_key]->deadkeys & 1<<i);
754 extern bool qt_use_rtl_extensions;
756 QList<int> QKeyMapperPrivate::possibleKeys(QKeyEvent *e)
760 KeyboardLayoutItem *kbItem = keyLayout[e->nativeVirtualKey()];
764 quint32 baseKey = kbItem->qtKey[0];
765 Qt::KeyboardModifiers keyMods = e->modifiers();
766 if (baseKey == Qt::Key_Return && (e->nativeModifiers() & ExtendedKey)) {
767 result << int(Qt::Key_Enter + keyMods);
770 result << int(baseKey + keyMods); // The base key is _always_ valid, of course
772 for(int i = 1; i < 9; ++i) {
773 Qt::KeyboardModifiers neededMods = ModsTbl[i];
774 quint32 key = kbItem->qtKey[i];
775 if (key && key != baseKey && ((keyMods & neededMods) == neededMods))
776 result << int(key + (keyMods & ~neededMods));
782 bool QKeyMapperPrivate::translateKeyEvent(QWidget *widget, const MSG &msg, bool grab)
785 Q_UNUSED(q); // Strange, but the compiler complains on q not being referenced, even if it is..
788 int msgType = msg.message;
790 quint32 scancode = (msg.lParam >> 16) & 0xfff;
791 quint32 vk_key = MapVirtualKey(scancode, 1);
792 bool isNumpad = (msg.wParam >= VK_NUMPAD0 && msg.wParam <= VK_NUMPAD9);
793 quint32 nModifiers = 0;
795 #if defined(Q_OS_WINCE)
796 nModifiers |= (GetKeyState(VK_SHIFT ) < 0 ? ShiftAny : 0);
797 nModifiers |= (GetKeyState(VK_CONTROL) < 0 ? ControlAny : 0);
798 nModifiers |= (GetKeyState(VK_MENU ) < 0 ? AltAny : 0);
799 nModifiers |= (GetKeyState(VK_LWIN ) < 0 ? MetaLeft : 0);
800 nModifiers |= (GetKeyState(VK_RWIN ) < 0 ? MetaRight : 0);
802 // Map native modifiers to some bit representation
803 nModifiers |= (GetKeyState(VK_LSHIFT ) & 0x80 ? ShiftLeft : 0);
804 nModifiers |= (GetKeyState(VK_RSHIFT ) & 0x80 ? ShiftRight : 0);
805 nModifiers |= (GetKeyState(VK_LCONTROL) & 0x80 ? ControlLeft : 0);
806 nModifiers |= (GetKeyState(VK_RCONTROL) & 0x80 ? ControlRight : 0);
807 nModifiers |= (GetKeyState(VK_LMENU ) & 0x80 ? AltLeft : 0);
808 nModifiers |= (GetKeyState(VK_RMENU ) & 0x80 ? AltRight : 0);
809 nModifiers |= (GetKeyState(VK_LWIN ) & 0x80 ? MetaLeft : 0);
810 nModifiers |= (GetKeyState(VK_RWIN ) & 0x80 ? MetaRight : 0);
811 // Add Lock keys to the same bits
812 nModifiers |= (GetKeyState(VK_CAPITAL ) & 0x01 ? CapsLock : 0);
813 nModifiers |= (GetKeyState(VK_NUMLOCK ) & 0x01 ? NumLock : 0);
814 nModifiers |= (GetKeyState(VK_SCROLL ) & 0x01 ? ScrollLock : 0);
817 if (msg.lParam & ExtendedKey)
818 nModifiers |= msg.lParam & ExtendedKey;
820 // Get the modifier states (may be altered later, depending on key code)
822 state |= (nModifiers & ShiftAny ? Qt::ShiftModifier : 0);
823 state |= (nModifiers & ControlAny ? Qt::ControlModifier : 0);
824 state |= (nModifiers & AltAny ? Qt::AltModifier : 0);
825 state |= (nModifiers & MetaAny ? Qt::MetaModifier : 0);
827 // Now we know enough to either have MapVirtualKey or our own keymap tell us if it's a deadkey
828 bool isDeadKey = isADeadKey(msg.wParam, state)
829 || MapVirtualKey(msg.wParam, 2) & 0x80000000;
831 // A multi-character key not found by our look-ahead
832 if (msgType == WM_CHAR) {
834 QChar ch = QChar((ushort)msg.wParam);
838 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
839 k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
842 // Input method characters not found by our look-ahead
843 else if (msgType == WM_IME_CHAR) {
845 QChar ch = QChar((ushort)msg.wParam);
849 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
850 k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
854 // handle Directionality changes (BiDi) with RTL extensions
855 if (qt_use_rtl_extensions) {
856 static int dirStatus = 0;
857 if (!dirStatus && state == Qt::ControlModifier
858 && msg.wParam == VK_CONTROL
859 && msgType == WM_KEYDOWN) {
860 if (GetKeyState(VK_LCONTROL) < 0)
861 dirStatus = VK_LCONTROL;
862 else if (GetKeyState(VK_RCONTROL) < 0)
863 dirStatus = VK_RCONTROL;
864 } else if (dirStatus) {
865 if (msgType == WM_KEYDOWN) {
866 if (msg.wParam == VK_SHIFT) {
867 if (dirStatus == VK_LCONTROL && GetKeyState(VK_LSHIFT) < 0)
868 dirStatus = VK_LSHIFT;
869 else if (dirStatus == VK_RCONTROL && GetKeyState(VK_RSHIFT) < 0)
870 dirStatus = VK_RSHIFT;
874 } else if (msgType == WM_KEYUP) {
875 if (dirStatus == VK_LSHIFT
876 && ((msg.wParam == VK_SHIFT && GetKeyState(VK_LCONTROL))
877 || (msg.wParam == VK_CONTROL && GetKeyState(VK_LSHIFT)))) {
878 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_L, 0,
880 scancode, msg.wParam, nModifiers);
881 k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, Qt::Key_Direction_L, 0,
883 scancode, msg.wParam, nModifiers);
885 } else if (dirStatus == VK_RSHIFT
886 && ( (msg.wParam == VK_SHIFT && GetKeyState(VK_RCONTROL))
887 || (msg.wParam == VK_CONTROL && GetKeyState(VK_RSHIFT)))) {
888 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_R,
889 0, QString(), false, 0,
890 scancode, msg.wParam, nModifiers);
891 k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, Qt::Key_Direction_R,
892 0, QString(), false, 0,
893 scancode, msg.wParam, nModifiers);
904 // IME will process these keys, so simply return
905 if(msg.wParam == VK_PROCESSKEY)
908 // Ignore invalid virtual keycodes (see bugs 127424, QTBUG-3630)
909 if (msg.wParam == 0 || msg.wParam == 0xFF)
912 // Translate VK_* (native) -> Key_* (Qt) keys
913 // If it's a dead key, we cannot use the toKeyOrUnicode() function, since that will change
914 // the internal state of the keyboard driver, resulting in that dead keys no longer works.
915 // ..also if we're typing numbers on the keypad, while holding down the Alt modifier.
917 if (isNumpad && (nModifiers & AltAny)) {
918 code = winceKeyBend(msg.wParam);
919 } else if (!isDeadKey) {
920 unsigned char kbdBuffer[256]; // Will hold the complete keyboard state
921 GetKeyboardState(kbdBuffer);
922 code = toKeyOrUnicode(msg.wParam, scancode, kbdBuffer);
925 // Invert state logic:
926 // If the key actually pressed is a modifier key, then we remove its modifier key from the
927 // state, since a modifier-key can't have itself as a modifier
928 if (code == Qt::Key_Control)
929 state = state ^ Qt::ControlModifier;
930 else if (code == Qt::Key_Shift)
931 state = state ^ Qt::ShiftModifier;
932 else if (code == Qt::Key_Alt)
933 state = state ^ Qt::AltModifier;
935 // If the bit 24 of lParm is set you received a enter,
936 // otherwise a Return. (This is the extended key bit)
937 if ((code == Qt::Key_Return) && (msg.lParam & 0x1000000))
938 code = Qt::Key_Enter;
940 // All cursor keys without extended bit
941 if (!(msg.lParam & 0x1000000)) {
948 case Qt::Key_PageDown:
953 case Qt::Key_Asterisk:
967 state |= ((msg.wParam >= '0' && msg.wParam <= '9')
968 || (msg.wParam >= VK_OEM_PLUS && msg.wParam <= VK_OEM_3))
969 ? 0 : Qt::KeypadModifier;
971 if ((uint)msg.lParam == 0x004c0001 || (uint)msg.lParam == 0xc04c0001)
972 state |= Qt::KeypadModifier;
976 // Other keys with with extended bit
981 case Qt::Key_NumLock:
982 state |= Qt::KeypadModifier;
988 // KEYDOWN ---------------------------------------------------------------------------------
989 if (msgType == WM_KEYDOWN || msgType == WM_IME_KEYDOWN || msgType == WM_SYSKEYDOWN) {
990 // Get the last record of this key press, so we can validate the current state
991 // The record is not removed from the list
992 KeyRecord *rec = key_recorder.findKey(msg.wParam, false);
994 // If rec's state doesn't match the current state, something has changed behind our back
995 // (Consumed by modal widget is one possibility) So, remove the record from the list
996 // This will stop the auto-repeat of the key, should a modifier change, for example
997 if (rec && rec->state != state) {
998 key_recorder.findKey(msg.wParam, true);
1002 // Find unicode character from Windows Message Queue
1004 UINT charType = (msgType == WM_KEYDOWN
1006 : msgType == WM_IME_KEYDOWN ? WM_IME_CHAR : WM_SYSCHAR);
1009 if (PeekMessage(&wm_char, 0, charType, charType, PM_REMOVE)) {
1011 uch = QChar((ushort)wm_char.wParam);
1012 if (msgType == WM_SYSKEYDOWN && uch.isLetter() && (msg.lParam & KF_ALTDOWN))
1013 uch = uch.toLower(); // (See doc of WM_SYSCHAR) Alt-letter
1014 if (!code && !uch.row())
1015 code = asciiToKeycode(uch.cell(), state);
1018 // Special handling for the WM_IME_KEYDOWN message. Microsoft IME (Korean) will not
1019 // generate a WM_IME_CHAR message corresponding to this message. We might get wrong
1020 // results, if we map this virtual key-code directly (for eg '?' US layouts). So try
1021 // to find the correct key using the current message parameters & keyboard state.
1022 if (uch.isNull() && msgType == WM_IME_KEYDOWN) {
1024 wchar_t newKey[3] = {0};
1025 GetKeyboardState(keyState);
1026 int val = ToUnicode(vk_key, scancode, keyState, newKey, 2, 0);
1028 uch = QChar(newKey[0]);
1030 // If we are still not able to find a unicode key, pass the WM_IME_KEYDOWN
1031 // message to DefWindowProc() for generating a proper WM_KEYDOWN.
1036 // If no ?_CHAR was found in the queue; deduct character from the ?_KEYDOWN parameters
1038 if (msg.wParam == VK_DELETE) {
1039 uch = QChar(QLatin1Char(0x7f)); // Windows doesn't know this one.
1041 if (msgType != WM_SYSKEYDOWN || !code) {
1042 UINT map = MapVirtualKey(msg.wParam, 2);
1043 // If the high bit of the return value is set, it's a deadkey
1044 if (!(map & 0x80000000))
1045 uch = QChar((ushort)map);
1048 if (!code && !uch.row())
1049 code = asciiToKeycode(uch.cell(), state);
1052 // Special handling of global Windows hotkeys
1053 if (state == Qt::AltModifier) {
1055 case Qt::Key_Escape:
1059 return false; // Send the event on to Windows
1061 // do not pass this key to windows, we will process it ourselves
1062 qt_show_system_menu(widget->window());
1069 // Map SHIFT + Tab to SHIFT + BackTab, QShortcutMap knows about this translation
1070 if (code == Qt::Key_Tab && (state & Qt::ShiftModifier) == Qt::ShiftModifier)
1071 code = Qt::Key_Backtab;
1073 // If we have a record, it means that the key is already pressed, the state is the same
1074 // so, we have an auto-repeating key
1076 if (code < Qt::Key_Shift || code > Qt::Key_ScrollLock) {
1077 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, code,
1078 Qt::KeyboardModifier(state), rec->text, true, 0,
1079 scancode, msg.wParam, nModifiers);
1080 k1 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, code,
1081 Qt::KeyboardModifier(state), rec->text, true, 0,
1082 scancode, msg.wParam, nModifiers);
1085 // No record of the key being previous pressed, so we now send a QEvent::KeyPress event,
1086 // and store the key data into our records.
1091 char a = uch.row() ? 0 : uch.cell();
1092 key_recorder.storeKey(msg.wParam, a, state, text);
1093 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, code, Qt::KeyboardModifier(state),
1094 text, false, 0, scancode, msg.wParam, nModifiers);
1097 // Alt+<alphanumerical> go to the Win32 menu system if unhandled by Qt
1098 #if !defined(Q_OS_WINCE)
1099 if (msgType == WM_SYSKEYDOWN && !k0 && a) {
1100 HWND parent = GetParent(widget->internalWinId());
1102 if (GetMenu(parent)) {
1103 SendMessage(parent, WM_SYSCOMMAND, SC_KEYMENU, a);
1108 parent = GetParent(parent);
1113 key_recorder.findKey(msg.wParam, true);
1117 // KEYUP -----------------------------------------------------------------------------------
1119 // Try to locate the key in our records, and remove it if it exists.
1120 // The key may not be in our records if, for example, the down event was handled by
1121 // win32 natively, or our window gets focus while a key is already press, but now gets
1122 // the key release event.
1123 KeyRecord* rec = key_recorder.findKey(msg.wParam, true);
1124 if (!rec && !(code == Qt::Key_Shift
1125 || code == Qt::Key_Control
1126 || code == Qt::Key_Meta
1127 || code == Qt::Key_Alt)) {
1128 // Someone ate the key down event
1131 code = asciiToKeycode(rec->ascii ? rec->ascii : msg.wParam, state);
1133 // Map SHIFT + Tab to SHIFT + BackTab, QShortcutMap knows about this translation
1134 if (code == Qt::Key_Tab && (state & Qt::ShiftModifier) == Qt::ShiftModifier)
1135 code = Qt::Key_Backtab;
1137 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, code, Qt::KeyboardModifier(state),
1138 (rec ? rec->text : QString()), false, 0, scancode, msg.wParam, nModifiers);
1140 // don't pass Alt to Windows unless we are embedded in a non-Qt window
1141 #if !defined(Q_OS_WINCE)
1142 if (code == Qt::Key_Alt) {
1144 HWND parent = GetParent(widget->internalWinId());
1146 if (!QWidget::find(parent) && GetMenu(parent)) {
1150 parent = GetParent(parent);
1158 // Return true, if a QKeyEvent was sent to a widget
1163 // QKeyMapper (Windows) implementation -------------------------------------------------[ start ]---
1165 bool QKeyMapper::sendKeyEvent(QWidget *widget, bool grab,
1166 QEvent::Type type, int code, Qt::KeyboardModifiers modifiers,
1167 const QString &text, bool autorepeat, int count,
1168 quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
1171 #if defined(Q_OS_WINCE)
1175 #if defined QT3_SUPPORT && !defined(QT_NO_SHORTCUT)
1176 if (type == QEvent::KeyPress
1178 && QApplicationPrivate::instance()->use_compat()) {
1179 // send accel events if the keyboard is not grabbed
1180 QKeyEventEx a(type, code, modifiers,
1181 text, autorepeat, qMax(1, int(text.length())),
1182 nativeScanCode, nativeVirtualKey, nativeModifiers);
1183 if (QApplicationPrivate::instance()->qt_tryAccelEvent(widget, &a))
1189 if (!widget->isEnabled())
1192 QKeyEventEx e(type, code, modifiers,
1193 text, autorepeat, qMax(1, int(text.length())),
1194 nativeScanCode, nativeVirtualKey, nativeModifiers);
1195 QETWidget::sendSpontaneousEvent(widget, &e);
1197 if (!isModifierKey(code)
1198 && modifiers == Qt::AltModifier
1199 && ((code >= Qt::Key_A && code <= Qt::Key_Z) || (code >= Qt::Key_0 && code <= Qt::Key_9))
1200 && type == QEvent::KeyPress
1202 QApplication::beep(); // Emulate windows behavior
1204 return e.isAccepted();