1 /*
2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
3 * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com
4 * Copyright (C) 2007 Holger Hans Peter Freyther
5 * Copyright (C) 2008 Collabora, Ltd. All rights reserved.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
25 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include "config.h"
31 #include "PlatformKeyboardEvent.h"
32
33 #include "GtkVersioning.h"
34 #include "NotImplemented.h"
35 #include "TextEncoding.h"
36 #include "WindowsKeyboardCodes.h"
37
38 #include <gdk/gdk.h>
39 #include <gdk/gdkkeysyms.h>
40
41 namespace WebCore {
42
43 // FIXME: This is incomplete. We should change this to mirror
44 // more like what Firefox does, and generate these switch statements
45 // at build time.
keyIdentifierForGdkKeyCode(unsigned keyCode)46 String PlatformKeyboardEvent::keyIdentifierForGdkKeyCode(unsigned keyCode)
47 {
48 switch (keyCode) {
49 case GDK_Menu:
50 case GDK_Alt_L:
51 case GDK_Alt_R:
52 return "Alt";
53 case GDK_Clear:
54 return "Clear";
55 case GDK_Down:
56 return "Down";
57 // "End"
58 case GDK_End:
59 return "End";
60 // "Enter"
61 case GDK_ISO_Enter:
62 case GDK_KP_Enter:
63 case GDK_Return:
64 return "Enter";
65 case GDK_Execute:
66 return "Execute";
67 case GDK_F1:
68 return "F1";
69 case GDK_F2:
70 return "F2";
71 case GDK_F3:
72 return "F3";
73 case GDK_F4:
74 return "F4";
75 case GDK_F5:
76 return "F5";
77 case GDK_F6:
78 return "F6";
79 case GDK_F7:
80 return "F7";
81 case GDK_F8:
82 return "F8";
83 case GDK_F9:
84 return "F9";
85 case GDK_F10:
86 return "F10";
87 case GDK_F11:
88 return "F11";
89 case GDK_F12:
90 return "F12";
91 case GDK_F13:
92 return "F13";
93 case GDK_F14:
94 return "F14";
95 case GDK_F15:
96 return "F15";
97 case GDK_F16:
98 return "F16";
99 case GDK_F17:
100 return "F17";
101 case GDK_F18:
102 return "F18";
103 case GDK_F19:
104 return "F19";
105 case GDK_F20:
106 return "F20";
107 case GDK_F21:
108 return "F21";
109 case GDK_F22:
110 return "F22";
111 case GDK_F23:
112 return "F23";
113 case GDK_F24:
114 return "F24";
115 case GDK_Help:
116 return "Help";
117 case GDK_Home:
118 return "Home";
119 case GDK_Insert:
120 return "Insert";
121 case GDK_Left:
122 return "Left";
123 case GDK_Page_Down:
124 return "PageDown";
125 case GDK_Page_Up:
126 return "PageUp";
127 case GDK_Pause:
128 return "Pause";
129 case GDK_3270_PrintScreen:
130 case GDK_Print:
131 return "PrintScreen";
132 case GDK_Right:
133 return "Right";
134 case GDK_Select:
135 return "Select";
136 case GDK_Up:
137 return "Up";
138 // Standard says that DEL becomes U+007F.
139 case GDK_Delete:
140 return "U+007F";
141 case GDK_BackSpace:
142 return "U+0008";
143 case GDK_ISO_Left_Tab:
144 case GDK_3270_BackTab:
145 case GDK_Tab:
146 return "U+0009";
147 default:
148 return String::format("U+%04X", gdk_keyval_to_unicode(gdk_keyval_to_upper(keyCode)));
149 }
150 }
151
windowsKeyCodeForGdkKeyCode(unsigned keycode)152 int PlatformKeyboardEvent::windowsKeyCodeForGdkKeyCode(unsigned keycode)
153 {
154 switch (keycode) {
155 case GDK_KP_0:
156 return VK_NUMPAD0;// (60) Numeric keypad 0 key
157 case GDK_KP_1:
158 return VK_NUMPAD1;// (61) Numeric keypad 1 key
159 case GDK_KP_2:
160 return VK_NUMPAD2; // (62) Numeric keypad 2 key
161 case GDK_KP_3:
162 return VK_NUMPAD3; // (63) Numeric keypad 3 key
163 case GDK_KP_4:
164 return VK_NUMPAD4; // (64) Numeric keypad 4 key
165 case GDK_KP_5:
166 return VK_NUMPAD5; //(65) Numeric keypad 5 key
167 case GDK_KP_6:
168 return VK_NUMPAD6; // (66) Numeric keypad 6 key
169 case GDK_KP_7:
170 return VK_NUMPAD7; // (67) Numeric keypad 7 key
171 case GDK_KP_8:
172 return VK_NUMPAD8; // (68) Numeric keypad 8 key
173 case GDK_KP_9:
174 return VK_NUMPAD9; // (69) Numeric keypad 9 key
175 case GDK_KP_Multiply:
176 return VK_MULTIPLY; // (6A) Multiply key
177 case GDK_KP_Add:
178 return VK_ADD; // (6B) Add key
179 case GDK_KP_Subtract:
180 return VK_SUBTRACT; // (6D) Subtract key
181 case GDK_KP_Decimal:
182 return VK_DECIMAL; // (6E) Decimal key
183 case GDK_KP_Divide:
184 return VK_DIVIDE; // (6F) Divide key
185
186 case GDK_KP_Page_Up:
187 return VK_PRIOR; // (21) PAGE UP key
188 case GDK_KP_Page_Down:
189 return VK_NEXT; // (22) PAGE DOWN key
190 case GDK_KP_End:
191 return VK_END; // (23) END key
192 case GDK_KP_Home:
193 return VK_HOME; // (24) HOME key
194 case GDK_KP_Left:
195 return VK_LEFT; // (25) LEFT ARROW key
196 case GDK_KP_Up:
197 return VK_UP; // (26) UP ARROW key
198 case GDK_KP_Right:
199 return VK_RIGHT; // (27) RIGHT ARROW key
200 case GDK_KP_Down:
201 return VK_DOWN; // (28) DOWN ARROW key
202
203 case GDK_BackSpace:
204 return VK_BACK; // (08) BACKSPACE key
205 case GDK_ISO_Left_Tab:
206 case GDK_3270_BackTab:
207 case GDK_Tab:
208 return VK_TAB; // (09) TAB key
209 case GDK_Clear:
210 return VK_CLEAR; // (0C) CLEAR key
211 case GDK_ISO_Enter:
212 case GDK_KP_Enter:
213 case GDK_Return:
214 return VK_RETURN; //(0D) Return key
215 case GDK_Shift_L:
216 case GDK_Shift_R:
217 return VK_SHIFT; // (10) SHIFT key
218 case GDK_Control_L:
219 case GDK_Control_R:
220 return VK_CONTROL; // (11) CTRL key
221 case GDK_Menu:
222 return VK_APPS; // (5D) Applications key (Natural keyboard)
223 case GDK_Alt_L:
224 case GDK_Alt_R:
225 return VK_MENU; // (12) ALT key
226
227 case GDK_Pause:
228 return VK_PAUSE; // (13) PAUSE key
229 case GDK_Caps_Lock:
230 return VK_CAPITAL; // (14) CAPS LOCK key
231 case GDK_Kana_Lock:
232 case GDK_Kana_Shift:
233 return VK_KANA; // (15) Input Method Editor (IME) Kana mode
234 case GDK_Hangul:
235 return VK_HANGUL; // VK_HANGUL (15) IME Hangul mode
236 // VK_JUNJA (17) IME Junja mode
237 // VK_FINAL (18) IME final mode
238 case GDK_Hangul_Hanja:
239 return VK_HANJA; // (19) IME Hanja mode
240 case GDK_Kanji:
241 return VK_KANJI; // (19) IME Kanji mode
242 case GDK_Escape:
243 return VK_ESCAPE; // (1B) ESC key
244 // VK_CONVERT (1C) IME convert
245 // VK_NONCONVERT (1D) IME nonconvert
246 // VK_ACCEPT (1E) IME accept
247 // VK_MODECHANGE (1F) IME mode change request
248 case GDK_space:
249 return VK_SPACE; // (20) SPACEBAR
250 case GDK_Page_Up:
251 return VK_PRIOR; // (21) PAGE UP key
252 case GDK_Page_Down:
253 return VK_NEXT; // (22) PAGE DOWN key
254 case GDK_End:
255 return VK_END; // (23) END key
256 case GDK_Home:
257 return VK_HOME; // (24) HOME key
258 case GDK_Left:
259 return VK_LEFT; // (25) LEFT ARROW key
260 case GDK_Up:
261 return VK_UP; // (26) UP ARROW key
262 case GDK_Right:
263 return VK_RIGHT; // (27) RIGHT ARROW key
264 case GDK_Down:
265 return VK_DOWN; // (28) DOWN ARROW key
266 case GDK_Select:
267 return VK_SELECT; // (29) SELECT key
268 case GDK_Print:
269 return VK_SNAPSHOT; // (2C) PRINT SCREEN key
270 case GDK_Execute:
271 return VK_EXECUTE;// (2B) EXECUTE key
272 case GDK_Insert:
273 case GDK_KP_Insert:
274 return VK_INSERT; // (2D) INS key
275 case GDK_Delete:
276 case GDK_KP_Delete:
277 return VK_DELETE; // (2E) DEL key
278 case GDK_Help:
279 return VK_HELP; // (2F) HELP key
280 case GDK_0:
281 case GDK_parenright:
282 return VK_0; // (30) 0) key
283 case GDK_1:
284 case GDK_exclam:
285 return VK_1; // (31) 1 ! key
286 case GDK_2:
287 case GDK_at:
288 return VK_2; // (32) 2 & key
289 case GDK_3:
290 case GDK_numbersign:
291 return VK_3; //case '3': case '#';
292 case GDK_4:
293 case GDK_dollar: // (34) 4 key '$';
294 return VK_4;
295 case GDK_5:
296 case GDK_percent:
297 return VK_5; // (35) 5 key '%'
298 case GDK_6:
299 case GDK_asciicircum:
300 return VK_6; // (36) 6 key '^'
301 case GDK_7:
302 case GDK_ampersand:
303 return VK_7; // (37) 7 key case '&'
304 case GDK_8:
305 case GDK_asterisk:
306 return VK_8; // (38) 8 key '*'
307 case GDK_9:
308 case GDK_parenleft:
309 return VK_9; // (39) 9 key '('
310 case GDK_a:
311 case GDK_A:
312 return VK_A; // (41) A key case 'a': case 'A': return 0x41;
313 case GDK_b:
314 case GDK_B:
315 return VK_B; // (42) B key case 'b': case 'B': return 0x42;
316 case GDK_c:
317 case GDK_C:
318 return VK_C; // (43) C key case 'c': case 'C': return 0x43;
319 case GDK_d:
320 case GDK_D:
321 return VK_D; // (44) D key case 'd': case 'D': return 0x44;
322 case GDK_e:
323 case GDK_E:
324 return VK_E; // (45) E key case 'e': case 'E': return 0x45;
325 case GDK_f:
326 case GDK_F:
327 return VK_F; // (46) F key case 'f': case 'F': return 0x46;
328 case GDK_g:
329 case GDK_G:
330 return VK_G; // (47) G key case 'g': case 'G': return 0x47;
331 case GDK_h:
332 case GDK_H:
333 return VK_H; // (48) H key case 'h': case 'H': return 0x48;
334 case GDK_i:
335 case GDK_I:
336 return VK_I; // (49) I key case 'i': case 'I': return 0x49;
337 case GDK_j:
338 case GDK_J:
339 return VK_J; // (4A) J key case 'j': case 'J': return 0x4A;
340 case GDK_k:
341 case GDK_K:
342 return VK_K; // (4B) K key case 'k': case 'K': return 0x4B;
343 case GDK_l:
344 case GDK_L:
345 return VK_L; // (4C) L key case 'l': case 'L': return 0x4C;
346 case GDK_m:
347 case GDK_M:
348 return VK_M; // (4D) M key case 'm': case 'M': return 0x4D;
349 case GDK_n:
350 case GDK_N:
351 return VK_N; // (4E) N key case 'n': case 'N': return 0x4E;
352 case GDK_o:
353 case GDK_O:
354 return VK_O; // (4F) O key case 'o': case 'O': return 0x4F;
355 case GDK_p:
356 case GDK_P:
357 return VK_P; // (50) P key case 'p': case 'P': return 0x50;
358 case GDK_q:
359 case GDK_Q:
360 return VK_Q; // (51) Q key case 'q': case 'Q': return 0x51;
361 case GDK_r:
362 case GDK_R:
363 return VK_R; // (52) R key case 'r': case 'R': return 0x52;
364 case GDK_s:
365 case GDK_S:
366 return VK_S; // (53) S key case 's': case 'S': return 0x53;
367 case GDK_t:
368 case GDK_T:
369 return VK_T; // (54) T key case 't': case 'T': return 0x54;
370 case GDK_u:
371 case GDK_U:
372 return VK_U; // (55) U key case 'u': case 'U': return 0x55;
373 case GDK_v:
374 case GDK_V:
375 return VK_V; // (56) V key case 'v': case 'V': return 0x56;
376 case GDK_w:
377 case GDK_W:
378 return VK_W; // (57) W key case 'w': case 'W': return 0x57;
379 case GDK_x:
380 case GDK_X:
381 return VK_X; // (58) X key case 'x': case 'X': return 0x58;
382 case GDK_y:
383 case GDK_Y:
384 return VK_Y; // (59) Y key case 'y': case 'Y': return 0x59;
385 case GDK_z:
386 case GDK_Z:
387 return VK_Z; // (5A) Z key case 'z': case 'Z': return 0x5A;
388 case GDK_Meta_L:
389 return VK_LWIN; // (5B) Left Windows key (Microsoft Natural keyboard)
390 case GDK_Meta_R:
391 return VK_RWIN; // (5C) Right Windows key (Natural keyboard)
392 // VK_SLEEP (5F) Computer Sleep key
393 // VK_SEPARATOR (6C) Separator key
394 // VK_SUBTRACT (6D) Subtract key
395 // VK_DECIMAL (6E) Decimal key
396 // VK_DIVIDE (6F) Divide key
397 // handled by key code above
398
399 case GDK_Num_Lock:
400 return VK_NUMLOCK; // (90) NUM LOCK key
401
402 case GDK_Scroll_Lock:
403 return VK_SCROLL; // (91) SCROLL LOCK key
404
405 // VK_LSHIFT (A0) Left SHIFT key
406 // VK_RSHIFT (A1) Right SHIFT key
407 // VK_LCONTROL (A2) Left CONTROL key
408 // VK_RCONTROL (A3) Right CONTROL key
409 // VK_LMENU (A4) Left MENU key
410 // VK_RMENU (A5) Right MENU key
411 // VK_BROWSER_BACK (A6) Windows 2000/XP: Browser Back key
412 // VK_BROWSER_FORWARD (A7) Windows 2000/XP: Browser Forward key
413 // VK_BROWSER_REFRESH (A8) Windows 2000/XP: Browser Refresh key
414 // VK_BROWSER_STOP (A9) Windows 2000/XP: Browser Stop key
415 // VK_BROWSER_SEARCH (AA) Windows 2000/XP: Browser Search key
416 // VK_BROWSER_FAVORITES (AB) Windows 2000/XP: Browser Favorites key
417 // VK_BROWSER_HOME (AC) Windows 2000/XP: Browser Start and Home key
418 // VK_VOLUME_MUTE (AD) Windows 2000/XP: Volume Mute key
419 // VK_VOLUME_DOWN (AE) Windows 2000/XP: Volume Down key
420 // VK_VOLUME_UP (AF) Windows 2000/XP: Volume Up key
421 // VK_MEDIA_NEXT_TRACK (B0) Windows 2000/XP: Next Track key
422 // VK_MEDIA_PREV_TRACK (B1) Windows 2000/XP: Previous Track key
423 // VK_MEDIA_STOP (B2) Windows 2000/XP: Stop Media key
424 // VK_MEDIA_PLAY_PAUSE (B3) Windows 2000/XP: Play/Pause Media key
425 // VK_LAUNCH_MAIL (B4) Windows 2000/XP: Start Mail key
426 // VK_LAUNCH_MEDIA_SELECT (B5) Windows 2000/XP: Select Media key
427 // VK_LAUNCH_APP1 (B6) Windows 2000/XP: Start Application 1 key
428 // VK_LAUNCH_APP2 (B7) Windows 2000/XP: Start Application 2 key
429
430 // VK_OEM_1 (BA) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the ';:' key
431 case GDK_semicolon:
432 case GDK_colon:
433 return VK_OEM_1; //case ';': case ':': return 0xBA;
434 // VK_OEM_PLUS (BB) Windows 2000/XP: For any country/region, the '+' key
435 case GDK_plus:
436 case GDK_equal:
437 return VK_OEM_PLUS; //case '=': case '+': return 0xBB;
438 // VK_OEM_COMMA (BC) Windows 2000/XP: For any country/region, the ',' key
439 case GDK_comma:
440 case GDK_less:
441 return VK_OEM_COMMA; //case ',': case '<': return 0xBC;
442 // VK_OEM_MINUS (BD) Windows 2000/XP: For any country/region, the '-' key
443 case GDK_minus:
444 case GDK_underscore:
445 return VK_OEM_MINUS; //case '-': case '_': return 0xBD;
446 // VK_OEM_PERIOD (BE) Windows 2000/XP: For any country/region, the '.' key
447 case GDK_period:
448 case GDK_greater:
449 return VK_OEM_PERIOD; //case '.': case '>': return 0xBE;
450 // VK_OEM_2 (BF) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '/?' key
451 case GDK_slash:
452 case GDK_question:
453 return VK_OEM_2; //case '/': case '?': return 0xBF;
454 // VK_OEM_3 (C0) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '`~' key
455 case GDK_asciitilde:
456 case GDK_quoteleft:
457 return VK_OEM_3; //case '`': case '~': return 0xC0;
458 // VK_OEM_4 (DB) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '[{' key
459 case GDK_bracketleft:
460 case GDK_braceleft:
461 return VK_OEM_4; //case '[': case '{': return 0xDB;
462 // VK_OEM_5 (DC) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '\|' key
463 case GDK_backslash:
464 case GDK_bar:
465 return VK_OEM_5; //case '\\': case '|': return 0xDC;
466 // VK_OEM_6 (DD) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the ']}' key
467 case GDK_bracketright:
468 case GDK_braceright:
469 return VK_OEM_6; // case ']': case '}': return 0xDD;
470 // VK_OEM_7 (DE) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the 'single-quote/double-quote' key
471 case GDK_quoteright:
472 case GDK_quotedbl:
473 return VK_OEM_7; // case '\'': case '"': return 0xDE;
474 // VK_OEM_8 (DF) Used for miscellaneous characters; it can vary by keyboard.
475 // VK_OEM_102 (E2) Windows 2000/XP: Either the angle bracket key or the backslash key on the RT 102-key keyboard
476 // VK_PROCESSKEY (E5) Windows 95/98/Me, Windows NT 4.0, Windows 2000/XP: IME PROCESS key
477 // VK_PACKET (E7) Windows 2000/XP: Used to pass Unicode characters as if they were keystrokes. The VK_PACKET key is the low word of a 32-bit Virtual Key value used for non-keyboard input methods. For more information, see Remark in KEYBDINPUT,SendInput, WM_KEYDOWN, and WM_KEYUP
478 // VK_ATTN (F6) Attn key
479 // VK_CRSEL (F7) CrSel key
480 // VK_EXSEL (F8) ExSel key
481 // VK_EREOF (F9) Erase EOF key
482 // VK_PLAY (FA) Play key
483 // VK_ZOOM (FB) Zoom key
484 // VK_NONAME (FC) Reserved for future use
485 // VK_PA1 (FD) PA1 key
486 // VK_OEM_CLEAR (FE) Clear key
487 case GDK_F1:
488 case GDK_F2:
489 case GDK_F3:
490 case GDK_F4:
491 case GDK_F5:
492 case GDK_F6:
493 case GDK_F7:
494 case GDK_F8:
495 case GDK_F9:
496 case GDK_F10:
497 case GDK_F11:
498 case GDK_F12:
499 case GDK_F13:
500 case GDK_F14:
501 case GDK_F15:
502 case GDK_F16:
503 case GDK_F17:
504 case GDK_F18:
505 case GDK_F19:
506 case GDK_F20:
507 case GDK_F21:
508 case GDK_F22:
509 case GDK_F23:
510 case GDK_F24:
511 return VK_F1 + (keycode - GDK_F1);
512
513 default:
514 return 0;
515 }
516
517 }
518
singleCharacterString(unsigned val)519 String PlatformKeyboardEvent::singleCharacterString(unsigned val)
520 {
521 switch (val) {
522 case GDK_ISO_Enter:
523 case GDK_KP_Enter:
524 case GDK_Return:
525 return String("\r");
526 case GDK_BackSpace:
527 return String("\x8");
528 case GDK_Tab:
529 return String("\t");
530 default:
531 gunichar c = gdk_keyval_to_unicode(val);
532 glong nwc;
533 gunichar2* uchar16 = g_ucs4_to_utf16(&c, 1, 0, &nwc, 0);
534
535 String retVal;
536 if (uchar16)
537 retVal = String((UChar*)uchar16, nwc);
538 else
539 retVal = String();
540
541 g_free(uchar16);
542
543 return retVal;
544 }
545 }
546
547 // Keep this in sync with the other platform event constructors
548 // TODO: m_gdkEventKey should be refcounted
PlatformKeyboardEvent(GdkEventKey * event)549 PlatformKeyboardEvent::PlatformKeyboardEvent(GdkEventKey* event)
550 : m_type((event->type == GDK_KEY_RELEASE) ? KeyUp : KeyDown)
551 , m_text(singleCharacterString(event->keyval))
552 , m_unmodifiedText(singleCharacterString(event->keyval))
553 , m_keyIdentifier(keyIdentifierForGdkKeyCode(event->keyval))
554 , m_autoRepeat(false)
555 , m_windowsVirtualKeyCode(windowsKeyCodeForGdkKeyCode(event->keyval))
556 , m_nativeVirtualKeyCode(event->keyval)
557 , m_isKeypad(event->keyval >= GDK_KP_Space && event->keyval <= GDK_KP_9)
558 , m_shiftKey((event->state & GDK_SHIFT_MASK) || (event->keyval == GDK_3270_BackTab))
559 , m_ctrlKey(event->state & GDK_CONTROL_MASK)
560 , m_altKey(event->state & GDK_MOD1_MASK)
561 , m_metaKey(event->state & GDK_META_MASK)
562 , m_gdkEventKey(event)
563 {
564 }
565
disambiguateKeyDownEvent(Type type,bool backwardCompatibilityMode)566 void PlatformKeyboardEvent::disambiguateKeyDownEvent(Type type, bool backwardCompatibilityMode)
567 {
568 // Can only change type from KeyDown to RawKeyDown or Char, as we lack information for other conversions.
569 ASSERT(m_type == KeyDown);
570 m_type = type;
571
572 if (backwardCompatibilityMode)
573 return;
574
575 if (type == RawKeyDown) {
576 m_text = String();
577 m_unmodifiedText = String();
578 } else {
579 m_keyIdentifier = String();
580 m_windowsVirtualKeyCode = 0;
581 }
582 }
583
currentCapsLockState()584 bool PlatformKeyboardEvent::currentCapsLockState()
585 {
586 return gdk_keymap_get_caps_lock_state(gdk_keymap_get_default());
587 }
588
getCurrentModifierState(bool & shiftKey,bool & ctrlKey,bool & altKey,bool & metaKey)589 void PlatformKeyboardEvent::getCurrentModifierState(bool& shiftKey, bool& ctrlKey, bool& altKey, bool& metaKey)
590 {
591 GdkModifierType state;
592 gtk_get_current_event_state(&state);
593
594 shiftKey = state & GDK_SHIFT_MASK;
595 ctrlKey = state & GDK_CONTROL_MASK;
596 altKey = state & GDK_MOD1_MASK;
597 metaKey = state & GDK_META_MASK;
598 }
599
gdkEventKey() const600 GdkEventKey* PlatformKeyboardEvent::gdkEventKey() const
601 {
602 return m_gdkEventKey;
603 }
604
605 }
606