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1 | /** @file\r | |
2 | Implements editor interface functions.\r | |
3 | \r | |
4 | Copyright (c) 2005 - 2016, Intel Corporation. All rights reserved. <BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "TextEditor.h"\r | |
16 | #include "EditStatusBar.h"\r | |
17 | #include "EditInputBar.h"\r | |
18 | #include "EditMenuBar.h"\r | |
19 | \r | |
20 | //\r | |
21 | // the first time editor launch\r | |
22 | //\r | |
23 | BOOLEAN EditorFirst;\r | |
24 | \r | |
25 | //\r | |
26 | // it's time editor should exit\r | |
27 | //\r | |
28 | BOOLEAN EditorExit;\r | |
29 | \r | |
30 | BOOLEAN EditorMouseAction;\r | |
31 | \r | |
32 | extern EFI_EDITOR_FILE_BUFFER FileBuffer;\r | |
33 | \r | |
34 | extern BOOLEAN FileBufferNeedRefresh;\r | |
35 | \r | |
36 | extern BOOLEAN FileBufferOnlyLineNeedRefresh;\r | |
37 | \r | |
38 | extern BOOLEAN FileBufferMouseNeedRefresh;\r | |
39 | \r | |
40 | extern EFI_EDITOR_FILE_BUFFER FileBufferBackupVar;\r | |
41 | \r | |
42 | EFI_EDITOR_GLOBAL_EDITOR MainEditor;\r | |
43 | EFI_EDITOR_GLOBAL_EDITOR MainEditorBackupVar;\r | |
44 | \r | |
45 | \r | |
46 | /**\r | |
47 | Load a file from disk to editor\r | |
48 | \r | |
49 | @retval EFI_SUCCESS The operation was successful.\r | |
50 | @retval EFI_LOAD_ERROR A load error occured.\r | |
51 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
52 | **/\r | |
53 | EFI_STATUS\r | |
54 | MainCommandOpenFile (\r | |
55 | VOID\r | |
56 | );\r | |
57 | \r | |
58 | /**\r | |
59 | Switch a file from ASCII to UNICODE or vise-versa.\r | |
60 | \r | |
61 | @retval EFI_SUCCESS The switch was ok or a warning was presented.\r | |
62 | **/\r | |
63 | EFI_STATUS\r | |
64 | MainCommandSwitchFileType (\r | |
65 | VOID\r | |
66 | );\r | |
67 | \r | |
68 | /**\r | |
69 | move cursor to specified lines\r | |
70 | \r | |
71 | @retval EFI_SUCCESS The operation was successful.\r | |
72 | **/\r | |
73 | EFI_STATUS\r | |
74 | MainCommandGotoLine (\r | |
75 | VOID\r | |
76 | );\r | |
77 | \r | |
78 | /**\r | |
79 | Save current file to disk, you can save to current file name or\r | |
80 | save to another file name.\r | |
81 | \r | |
82 | @retval EFI_SUCCESS The file was saved correctly.\r | |
83 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
84 | @retval EFI_LOAD_ERROR A file access error occured.\r | |
85 | **/\r | |
86 | EFI_STATUS\r | |
87 | MainCommandSaveFile (\r | |
88 | VOID\r | |
89 | );\r | |
90 | \r | |
91 | /**\r | |
92 | Show help information for the editor.\r | |
93 | \r | |
94 | @retval EFI_SUCCESS The operation was successful.\r | |
95 | **/\r | |
96 | EFI_STATUS\r | |
97 | MainCommandDisplayHelp (\r | |
98 | VOID\r | |
99 | );\r | |
100 | \r | |
101 | /**\r | |
102 | exit editor\r | |
103 | \r | |
104 | @retval EFI_SUCCESS The operation was successful.\r | |
105 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
106 | @retval EFI_LOAD_ERROR A load error occured.\r | |
107 | **/\r | |
108 | EFI_STATUS\r | |
109 | MainCommandExit (\r | |
110 | VOID\r | |
111 | );\r | |
112 | \r | |
113 | /**\r | |
114 | search string in file buffer\r | |
115 | \r | |
116 | @retval EFI_SUCCESS The operation was successful.\r | |
117 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
118 | @retval EFI_LOAD_ERROR A load error occured.\r | |
119 | **/\r | |
120 | EFI_STATUS\r | |
121 | MainCommandSearch (\r | |
122 | VOID\r | |
123 | );\r | |
124 | \r | |
125 | /**\r | |
126 | search string in file buffer, and replace it with another str\r | |
127 | \r | |
128 | @retval EFI_SUCCESS The operation was successful.\r | |
129 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
130 | @retval EFI_LOAD_ERROR A load error occured.\r | |
131 | **/\r | |
132 | EFI_STATUS\r | |
133 | MainCommandSearchReplace (\r | |
134 | VOID\r | |
135 | );\r | |
136 | \r | |
137 | /**\r | |
138 | cut current line to clipboard\r | |
139 | \r | |
140 | @retval EFI_SUCCESS The operation was successful.\r | |
141 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
142 | @retval EFI_LOAD_ERROR A load error occured.\r | |
143 | **/\r | |
144 | EFI_STATUS\r | |
145 | MainCommandCutLine (\r | |
146 | VOID\r | |
147 | );\r | |
148 | \r | |
149 | /**\r | |
150 | paste line to file buffer.\r | |
151 | \r | |
152 | @retval EFI_SUCCESS The operation was successful.\r | |
153 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
154 | @retval EFI_LOAD_ERROR A load error occured.\r | |
155 | **/\r | |
156 | EFI_STATUS\r | |
157 | MainCommandPasteLine (\r | |
158 | VOID\r | |
159 | );\r | |
160 | \r | |
161 | /**\r | |
162 | Help info that will be displayed.\r | |
163 | **/\r | |
164 | EFI_STRING_ID MainMenuHelpInfo[] = {\r | |
165 | STRING_TOKEN(STR_EDIT_HELP_TITLE),\r | |
166 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
167 | STRING_TOKEN(STR_EDIT_HELP_LIST_TITLE),\r | |
168 | STRING_TOKEN(STR_EDIT_HELP_DIV),\r | |
169 | STRING_TOKEN(STR_EDIT_HELP_GO_TO_LINE),\r | |
170 | STRING_TOKEN(STR_EDIT_HELP_SAVE_FILE),\r | |
171 | STRING_TOKEN(STR_EDIT_HELP_EXIT),\r | |
172 | STRING_TOKEN(STR_EDIT_HELP_SEARCH),\r | |
173 | STRING_TOKEN(STR_EDIT_HELP_SEARCH_REPLACE),\r | |
174 | STRING_TOKEN(STR_EDIT_HELP_CUT_LINE),\r | |
175 | STRING_TOKEN(STR_EDIT_HELP_PASTE_LINE),\r | |
176 | STRING_TOKEN(STR_EDIT_HELP_OPEN_FILE),\r | |
177 | STRING_TOKEN(STR_EDIT_HELP_FILE_TYPE),\r | |
178 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
179 | STRING_TOKEN(STR_EDIT_HELP_EXIT_HELP),\r | |
180 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
181 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
182 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
183 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
184 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
185 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
186 | STRING_TOKEN(STR_EDIT_HELP_BLANK),\r | |
187 | STRING_TOKEN(STR_EDIT_HELP_DIV),\r | |
188 | 0\r | |
189 | };\r | |
190 | \r | |
191 | MENU_ITEM_FUNCTION MainControlBasedMenuFunctions[] = {\r | |
192 | NULL,\r | |
193 | NULL, /* Ctrl - A */\r | |
194 | NULL, /* Ctrl - B */\r | |
195 | NULL, /* Ctrl - C */\r | |
196 | NULL, /* Ctrl - D */\r | |
197 | MainCommandDisplayHelp, /* Ctrl - E */\r | |
198 | MainCommandSearch, /* Ctrl - F */\r | |
199 | MainCommandGotoLine, /* Ctrl - G */\r | |
200 | NULL, /* Ctrl - H */\r | |
201 | NULL, /* Ctrl - I */\r | |
202 | NULL, /* Ctrl - J */\r | |
203 | MainCommandCutLine, /* Ctrl - K */\r | |
204 | NULL, /* Ctrl - L */\r | |
205 | NULL, /* Ctrl - M */\r | |
206 | NULL, /* Ctrl - N */\r | |
207 | MainCommandOpenFile, /* Ctrl - O */\r | |
208 | NULL, /* Ctrl - P */\r | |
209 | MainCommandExit, /* Ctrl - Q */\r | |
210 | MainCommandSearchReplace, /* Ctrl - R */\r | |
211 | MainCommandSaveFile, /* Ctrl - S */\r | |
212 | MainCommandSwitchFileType, /* Ctrl - T */\r | |
213 | MainCommandPasteLine, /* Ctrl - U */\r | |
214 | NULL, /* Ctrl - V */\r | |
215 | NULL, /* Ctrl - W */\r | |
216 | NULL, /* Ctrl - X */\r | |
217 | NULL, /* Ctrl - Y */\r | |
218 | NULL, /* Ctrl - Z */\r | |
219 | };\r | |
220 | \r | |
221 | EDITOR_MENU_ITEM MainMenuItems[] = {\r | |
222 | {\r | |
223 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_GO_TO_LINE),\r | |
224 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F1),\r | |
225 | MainCommandGotoLine\r | |
226 | },\r | |
227 | {\r | |
228 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_SAVE_FILE),\r | |
229 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F2),\r | |
230 | MainCommandSaveFile\r | |
231 | },\r | |
232 | {\r | |
233 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_EXIT),\r | |
234 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F3),\r | |
235 | MainCommandExit\r | |
236 | },\r | |
237 | \r | |
238 | {\r | |
239 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_SEARCH),\r | |
240 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F4),\r | |
241 | MainCommandSearch\r | |
242 | },\r | |
243 | {\r | |
244 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_SEARCH_REPLACE),\r | |
245 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F5),\r | |
246 | MainCommandSearchReplace\r | |
247 | },\r | |
248 | {\r | |
249 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_CUT_LINE),\r | |
250 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F6),\r | |
251 | MainCommandCutLine\r | |
252 | },\r | |
253 | {\r | |
254 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_PASTE_LINE),\r | |
255 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F7),\r | |
256 | MainCommandPasteLine\r | |
257 | },\r | |
258 | \r | |
259 | {\r | |
260 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_OPEN_FILE),\r | |
261 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F8),\r | |
262 | MainCommandOpenFile\r | |
263 | },\r | |
264 | {\r | |
265 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_FILE_TYPE),\r | |
266 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F9),\r | |
267 | MainCommandSwitchFileType\r | |
268 | },\r | |
269 | {\r | |
270 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_FILE_TYPE),\r | |
271 | STRING_TOKEN(STR_EDIT_LIBMENUBAR_F11),\r | |
272 | MainCommandSwitchFileType\r | |
273 | },\r | |
274 | \r | |
275 | {\r | |
276 | 0,\r | |
277 | 0,\r | |
278 | NULL\r | |
279 | }\r | |
280 | };\r | |
281 | \r | |
282 | \r | |
283 | /**\r | |
284 | Load a file from disk to editor\r | |
285 | \r | |
286 | @retval EFI_SUCCESS The operation was successful.\r | |
287 | @retval EFI_LOAD_ERROR A load error occured.\r | |
288 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
289 | **/\r | |
290 | EFI_STATUS\r | |
291 | MainCommandOpenFile (\r | |
292 | VOID\r | |
293 | )\r | |
294 | {\r | |
295 | BOOLEAN Done;\r | |
296 | EFI_STATUS Status;\r | |
297 | \r | |
298 | //\r | |
299 | // This command will open a file from current working directory.\r | |
300 | // Read-only file can also be opened. But it can not be modified.\r | |
301 | // Below is the scenario of Open File command:\r | |
302 | // 1.IF currently opened file has not been modIFied, directly go to step .\r | |
303 | // IF currently opened file has been modified,\r | |
304 | // an Input Bar will be prompted as :\r | |
305 | // "File Modified. Save ( Yes/No/Cancel) ?"\r | |
306 | // IF user press 'y' or 'Y', currently opened file will be saved.\r | |
307 | // IF user press 'n' or 'N', currently opened file will\r | |
308 | // not be saved.\r | |
309 | // IF user press 'c' or 'C' or ESC, Open File command ends and\r | |
310 | // currently opened file is still opened.\r | |
311 | //\r | |
312 | // 2. An Input Bar will be prompted as : "File Name to Open: "\r | |
313 | // IF user press ESC, Open File command ends and\r | |
314 | // currently opened file is still opened.\r | |
315 | // Any other inputs with a Return will\r | |
316 | // cause currently opened file close.\r | |
317 | //\r | |
318 | // 3. IF user input file name is an existing file , this file will be read\r | |
319 | // and opened.\r | |
320 | // IF user input file name is a new file, this file will be created\r | |
321 | // and opened. This file's type ( UNICODE or ASCII ) is the same\r | |
322 | // with the old file.\r | |
323 | // if current file is modified, so you need to choose\r | |
324 | // whether to save it first.\r | |
325 | //\r | |
326 | if (MainEditor.FileBuffer->FileModified) {\r | |
327 | \r | |
328 | Status = InputBarSetPrompt (L"File modified. Save (Yes/No/Cancel) ? ");\r | |
329 | if (EFI_ERROR (Status)) {\r | |
330 | return Status;\r | |
331 | }\r | |
332 | //\r | |
333 | // the answer is just one character\r | |
334 | //\r | |
335 | Status = InputBarSetStringSize (1);\r | |
336 | if (EFI_ERROR (Status)) {\r | |
337 | return Status;\r | |
338 | }\r | |
339 | //\r | |
340 | // loop for user's answer\r | |
341 | // valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'\r | |
342 | //\r | |
343 | Done = FALSE;\r | |
344 | while (!Done) {\r | |
345 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
346 | StatusBarSetRefresh();\r | |
347 | \r | |
348 | //\r | |
349 | // ESC pressed\r | |
350 | //\r | |
351 | if (Status == EFI_NOT_READY) {\r | |
352 | return EFI_SUCCESS;\r | |
353 | }\r | |
354 | \r | |
355 | switch (InputBarGetString()[0]) {\r | |
356 | case L'y':\r | |
357 | case L'Y':\r | |
358 | //\r | |
359 | // want to save this file first\r | |
360 | //\r | |
361 | Status = FileBufferSave (MainEditor.FileBuffer->FileName);\r | |
362 | if (EFI_ERROR (Status)) {\r | |
363 | return Status;\r | |
364 | }\r | |
365 | \r | |
366 | MainTitleBarRefresh (MainEditor.FileBuffer->FileName, MainEditor.FileBuffer->FileType, MainEditor.FileBuffer->ReadOnly, MainEditor.FileBuffer->FileModified, MainEditor.ScreenSize.Column, MainEditor.ScreenSize.Row, 0, 0);\r | |
367 | FileBufferRestorePosition ();\r | |
368 | Done = TRUE;\r | |
369 | break;\r | |
370 | \r | |
371 | case L'n':\r | |
372 | case L'N':\r | |
373 | //\r | |
374 | // the file won't be saved\r | |
375 | //\r | |
376 | Done = TRUE;\r | |
377 | break;\r | |
378 | \r | |
379 | case L'c':\r | |
380 | case L'C':\r | |
381 | return EFI_SUCCESS;\r | |
382 | }\r | |
383 | }\r | |
384 | }\r | |
385 | //\r | |
386 | // TO get the open file name\r | |
387 | //\r | |
388 | Status = InputBarSetPrompt (L"File Name to Open: ");\r | |
389 | if (EFI_ERROR (Status)) {\r | |
390 | FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);\r | |
391 | return Status;\r | |
392 | }\r | |
393 | \r | |
394 | Status = InputBarSetStringSize (100);\r | |
395 | if (EFI_ERROR (Status)) {\r | |
396 | FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);\r | |
397 | return Status;\r | |
398 | }\r | |
399 | \r | |
400 | while (1) {\r | |
401 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
402 | StatusBarSetRefresh();\r | |
403 | \r | |
404 | //\r | |
405 | // ESC pressed\r | |
406 | //\r | |
407 | if (Status == EFI_NOT_READY) {\r | |
408 | return EFI_SUCCESS;\r | |
409 | }\r | |
410 | //\r | |
411 | // The input string length should > 0\r | |
412 | //\r | |
413 | if (StrLen (InputBarGetString()) > 0) {\r | |
414 | //\r | |
415 | // CHECK if filename is valid\r | |
416 | //\r | |
417 | if (!IsValidFileName (InputBarGetString())) {\r | |
418 | FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);\r | |
419 | StatusBarSetStatusString (L"Invalid File Name");\r | |
420 | return EFI_SUCCESS;\r | |
421 | }\r | |
422 | \r | |
423 | break;\r | |
424 | }\r | |
425 | }\r | |
426 | //\r | |
427 | // read from disk\r | |
428 | //\r | |
429 | Status = FileBufferRead (InputBarGetString(), FALSE);\r | |
430 | \r | |
431 | if (EFI_ERROR (Status)) {\r | |
432 | FileBufferRead (MainEditor.FileBuffer->FileName, TRUE);\r | |
433 | return EFI_LOAD_ERROR;\r | |
434 | }\r | |
435 | \r | |
436 | return EFI_SUCCESS;\r | |
437 | }\r | |
438 | \r | |
439 | /**\r | |
440 | Switch a file from ASCII to UNICODE or vise-versa.\r | |
441 | \r | |
442 | @retval EFI_SUCCESS The switch was ok or a warning was presented.\r | |
443 | **/\r | |
444 | EFI_STATUS\r | |
445 | MainCommandSwitchFileType (\r | |
446 | VOID\r | |
447 | )\r | |
448 | {\r | |
449 | //\r | |
450 | // Below is the scenario of File Type command:\r | |
451 | // After File Type is executed, file type will be changed to another type\r | |
452 | // if file is read-only, can not be modified\r | |
453 | //\r | |
454 | if (MainEditor.FileBuffer->ReadOnly) {\r | |
455 | StatusBarSetStatusString (L"Read Only File Can Not Be Modified");\r | |
456 | return EFI_SUCCESS;\r | |
457 | }\r | |
458 | \r | |
459 | if (MainEditor.FileBuffer->FileType == FileTypeUnicode) {\r | |
460 | MainEditor.FileBuffer->FileType = FileTypeAscii;\r | |
461 | } else {\r | |
462 | MainEditor.FileBuffer->FileType = FileTypeUnicode;\r | |
463 | }\r | |
464 | \r | |
465 | MainEditor.FileBuffer->FileModified = TRUE;\r | |
466 | \r | |
467 | return EFI_SUCCESS;\r | |
468 | }\r | |
469 | \r | |
470 | /**\r | |
471 | cut current line to clipboard\r | |
472 | \r | |
473 | @retval EFI_SUCCESS The operation was successful.\r | |
474 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
475 | @retval EFI_LOAD_ERROR A load error occured.\r | |
476 | **/\r | |
477 | EFI_STATUS\r | |
478 | MainCommandCutLine (\r | |
479 | VOID\r | |
480 | )\r | |
481 | {\r | |
482 | EFI_STATUS Status;\r | |
483 | EFI_EDITOR_LINE *Line;\r | |
484 | \r | |
485 | //\r | |
486 | // This command will cut current line ( where cursor is on ) to clip board.\r | |
487 | // And cursor will move to the beginning of next line.\r | |
488 | // Below is the scenario of Cut Line command:\r | |
489 | // 1. IF cursor is on valid line, current line will be cut to clip board.\r | |
490 | // IF cursor is not on valid line, an Status String will be prompted :\r | |
491 | // "Nothing to Cut".\r | |
492 | //\r | |
493 | Line = NULL;\r | |
494 | Status = FileBufferCutLine (&Line);\r | |
495 | if (Status == EFI_NOT_FOUND) {\r | |
496 | return EFI_SUCCESS;\r | |
497 | }\r | |
498 | \r | |
499 | if (EFI_ERROR (Status)) {\r | |
500 | return Status;\r | |
501 | }\r | |
502 | \r | |
503 | MainEditor.CutLine = Line;\r | |
504 | \r | |
505 | return EFI_SUCCESS;\r | |
506 | }\r | |
507 | \r | |
508 | /**\r | |
509 | paste line to file buffer.\r | |
510 | \r | |
511 | @retval EFI_SUCCESS The operation was successful.\r | |
512 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
513 | @retval EFI_LOAD_ERROR A load error occured.\r | |
514 | **/\r | |
515 | EFI_STATUS\r | |
516 | MainCommandPasteLine (\r | |
517 | VOID\r | |
518 | )\r | |
519 | {\r | |
520 | EFI_STATUS Status;\r | |
521 | \r | |
522 | //\r | |
523 | // Below is the scenario of Paste Line command:\r | |
524 | // 1. IF nothing is on clipboard, a Status String will be prompted :\r | |
525 | // "No Line to Paste" and Paste Line command ends.\r | |
526 | // IF something is on clipboard, insert it above current line.\r | |
527 | // nothing on clipboard\r | |
528 | //\r | |
529 | if (MainEditor.CutLine == NULL) {\r | |
530 | StatusBarSetStatusString (L"No Line to Paste");\r | |
531 | return EFI_SUCCESS;\r | |
532 | }\r | |
533 | \r | |
534 | Status = FileBufferPasteLine ();\r | |
535 | \r | |
536 | return Status;\r | |
537 | }\r | |
538 | \r | |
539 | \r | |
540 | /**\r | |
541 | search string in file buffer\r | |
542 | \r | |
543 | @retval EFI_SUCCESS The operation was successful.\r | |
544 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
545 | @retval EFI_LOAD_ERROR A load error occured.\r | |
546 | **/\r | |
547 | EFI_STATUS\r | |
548 | MainCommandSearch (\r | |
549 | VOID\r | |
550 | )\r | |
551 | {\r | |
552 | EFI_STATUS Status;\r | |
553 | CHAR16 *Buffer;\r | |
554 | BOOLEAN Done;\r | |
555 | UINTN Offset;\r | |
556 | \r | |
557 | //\r | |
558 | // Below is the scenario of Search command:\r | |
559 | // 1. An Input Bar will be prompted : "Enter Search String:".\r | |
560 | // IF user press ESC, Search command ends.\r | |
561 | // IF user just press Enter, Search command ends.\r | |
562 | // IF user inputs the search string, do Step 2.\r | |
563 | //\r | |
564 | // 2. IF input search string is found, cursor will move to the first\r | |
565 | // occurrence and do Step 3.\r | |
566 | // IF input search string is not found, a Status String\r | |
567 | // "Search String Not Found" will be prompted and Search command ends.\r | |
568 | //\r | |
569 | // 3. An Input Bar will be prompted: "Find Next (Yes/No/Cancel ) ?".\r | |
570 | // IF user press ESC, Search command ends.\r | |
571 | // IF user press 'y' or 'Y', do Step 2.\r | |
572 | // IF user press 'n' or 'N', Search command ends.\r | |
573 | // IF user press 'c' or 'C', Search command ends.\r | |
574 | //\r | |
575 | Status = InputBarSetPrompt (L"Enter Search String: ");\r | |
576 | if (EFI_ERROR (Status)) {\r | |
577 | return Status;\r | |
578 | }\r | |
579 | \r | |
580 | Status = InputBarSetStringSize (40);\r | |
581 | if (EFI_ERROR (Status)) {\r | |
582 | return Status;\r | |
583 | }\r | |
584 | \r | |
585 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
586 | StatusBarSetRefresh();\r | |
587 | \r | |
588 | //\r | |
589 | // ESC\r | |
590 | //\r | |
591 | if (Status == EFI_NOT_READY) {\r | |
592 | return EFI_SUCCESS;\r | |
593 | }\r | |
594 | //\r | |
595 | // just enter pressed\r | |
596 | //\r | |
597 | if (StrLen (InputBarGetString()) == 0) {\r | |
598 | return EFI_SUCCESS;\r | |
599 | }\r | |
600 | \r | |
601 | Buffer = CatSPrint (NULL, L"%s", InputBarGetString());\r | |
602 | if (Buffer == NULL) {\r | |
603 | return EFI_OUT_OF_RESOURCES;\r | |
604 | }\r | |
605 | //\r | |
606 | // the first time , search from current position\r | |
607 | //\r | |
608 | Offset = 0;\r | |
609 | do {\r | |
610 | //\r | |
611 | // since search may be continued to search multiple times\r | |
612 | // so we need to backup editor each time\r | |
613 | //\r | |
614 | MainEditorBackup ();\r | |
615 | \r | |
616 | Status = FileBufferSearch (Buffer, Offset);\r | |
617 | \r | |
618 | if (Status == EFI_NOT_FOUND) {\r | |
619 | break;\r | |
620 | }\r | |
621 | //\r | |
622 | // Find next\r | |
623 | //\r | |
624 | Status = InputBarSetPrompt (L"Find Next (Yes/No) ?");\r | |
625 | if (EFI_ERROR (Status)) {\r | |
626 | FreePool (Buffer);\r | |
627 | return Status;\r | |
628 | }\r | |
629 | \r | |
630 | Status = InputBarSetStringSize (1);\r | |
631 | if (EFI_ERROR (Status)) {\r | |
632 | FreePool (Buffer);\r | |
633 | return Status;\r | |
634 | }\r | |
635 | \r | |
636 | Done = FALSE;\r | |
637 | while (!Done) {\r | |
638 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
639 | StatusBarSetRefresh();\r | |
640 | \r | |
641 | //\r | |
642 | // ESC pressed\r | |
643 | //\r | |
644 | if (Status == EFI_NOT_READY) {\r | |
645 | FreePool (Buffer);\r | |
646 | return EFI_SUCCESS;\r | |
647 | }\r | |
648 | \r | |
649 | switch (InputBarGetString()[0]) {\r | |
650 | case L'y':\r | |
651 | case L'Y':\r | |
652 | Done = TRUE;\r | |
653 | break;\r | |
654 | \r | |
655 | case L'n':\r | |
656 | case L'N':\r | |
657 | FreePool (Buffer);\r | |
658 | return EFI_SUCCESS;\r | |
659 | \r | |
660 | }\r | |
661 | //\r | |
662 | // end of which\r | |
663 | //\r | |
664 | }\r | |
665 | //\r | |
666 | // end of while !Done\r | |
667 | // for search second, third time, search from current position + strlen\r | |
668 | //\r | |
669 | Offset = StrLen (Buffer);\r | |
670 | \r | |
671 | } while (1);\r | |
672 | //\r | |
673 | // end of do\r | |
674 | //\r | |
675 | FreePool (Buffer);\r | |
676 | StatusBarSetStatusString (L"Search String Not Found");\r | |
677 | \r | |
678 | return EFI_SUCCESS;\r | |
679 | }\r | |
680 | \r | |
681 | /**\r | |
682 | Search string in file buffer, and replace it with another str.\r | |
683 | \r | |
684 | @retval EFI_SUCCESS The operation was successful.\r | |
685 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
686 | @retval EFI_LOAD_ERROR A load error occured.\r | |
687 | **/\r | |
688 | EFI_STATUS\r | |
689 | MainCommandSearchReplace (\r | |
690 | VOID\r | |
691 | )\r | |
692 | {\r | |
693 | EFI_STATUS Status;\r | |
694 | CHAR16 *Search;\r | |
695 | CHAR16 *Replace;\r | |
696 | BOOLEAN Done;\r | |
697 | BOOLEAN First;\r | |
698 | BOOLEAN ReplaceOption;\r | |
699 | UINTN SearchLen;\r | |
700 | UINTN ReplaceLen;\r | |
701 | BOOLEAN ReplaceAll;\r | |
702 | \r | |
703 | ReplaceOption = FALSE;\r | |
704 | \r | |
705 | //\r | |
706 | // Below is the scenario of Search/Replace command:\r | |
707 | // 1. An Input Bar is prompted : "Enter Search String:".\r | |
708 | // IF user press ESC, Search/Replace command ends.\r | |
709 | // IF user just press Enter, Search/Replace command ends.\r | |
710 | // IF user inputs the search string S, do Step 2.\r | |
711 | //\r | |
712 | // 2. An Input Bar is prompted: "Replace With:".\r | |
713 | // IF user press ESC, Search/Replace command ends.\r | |
714 | // IF user inputs the replace string R, do Step 3.\r | |
715 | //\r | |
716 | // 3. IF input search string is not found, an Status String\r | |
717 | // "Search String Not Found" will be prompted\r | |
718 | // and Search/Replace command ends\r | |
719 | // IF input search string is found, do Step 4.\r | |
720 | //\r | |
721 | // 4. An Input Bar will be prompted: "Replace ( Yes/No/All/Cancel )?"\r | |
722 | // IF user press 'y' or 'Y', S will be replaced with R and do Step 5\r | |
723 | // IF user press 'n' or 'N', S will not be replaced and do Step 5.\r | |
724 | // IF user press 'a' or 'A', all the S from file current position on\r | |
725 | // will be replaced with R and Search/Replace command ends.\r | |
726 | // IF user press 'c' or 'C' or ESC, Search/Replace command ends.\r | |
727 | //\r | |
728 | // 5. An Input Bar will be prompted: "Find Next (Yes/No/Cancel) ?".\r | |
729 | // IF user press ESC, Search/Replace command ends.\r | |
730 | // IF user press 'y' or 'Y', do Step 3.\r | |
731 | // IF user press 'n' or 'N', Search/Replace command ends.\r | |
732 | // IF user press 'c' or 'C', Search/Replace command ends.\r | |
733 | // input search string\r | |
734 | //\r | |
735 | Status = InputBarSetPrompt (L"Enter Search String: ");\r | |
736 | if (EFI_ERROR (Status)) {\r | |
737 | return Status;\r | |
738 | }\r | |
739 | \r | |
740 | Status = InputBarSetStringSize (40);\r | |
741 | if (EFI_ERROR (Status)) {\r | |
742 | return Status;\r | |
743 | }\r | |
744 | \r | |
745 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
746 | StatusBarSetRefresh();\r | |
747 | \r | |
748 | //\r | |
749 | // ESC\r | |
750 | //\r | |
751 | if (Status == EFI_NOT_READY) {\r | |
752 | return EFI_SUCCESS;\r | |
753 | }\r | |
754 | //\r | |
755 | // if just pressed enter\r | |
756 | //\r | |
757 | if (StrLen (InputBarGetString()) == 0) {\r | |
758 | return EFI_SUCCESS;\r | |
759 | }\r | |
760 | \r | |
761 | Search = CatSPrint (NULL, L"%s", InputBarGetString());\r | |
762 | if (Search == NULL) {\r | |
763 | return EFI_OUT_OF_RESOURCES;\r | |
764 | }\r | |
765 | \r | |
766 | SearchLen = StrLen (Search);\r | |
767 | \r | |
768 | //\r | |
769 | // input replace string\r | |
770 | //\r | |
771 | Status = InputBarSetPrompt (L"Replace With: ");\r | |
772 | if (EFI_ERROR (Status)) {\r | |
773 | return Status;\r | |
774 | }\r | |
775 | \r | |
776 | Status = InputBarSetStringSize (40);\r | |
777 | if (EFI_ERROR (Status)) {\r | |
778 | return Status;\r | |
779 | }\r | |
780 | \r | |
781 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
782 | StatusBarSetRefresh();\r | |
783 | \r | |
784 | //\r | |
785 | // ESC\r | |
786 | //\r | |
787 | if (Status == EFI_NOT_READY) {\r | |
788 | return EFI_SUCCESS;\r | |
789 | }\r | |
790 | \r | |
791 | Replace = CatSPrint (NULL, L"%s", InputBarGetString());\r | |
792 | if (Replace == NULL) {\r | |
793 | FreePool (Search);\r | |
794 | return EFI_OUT_OF_RESOURCES;\r | |
795 | }\r | |
796 | \r | |
797 | ReplaceLen = StrLen (Replace);\r | |
798 | \r | |
799 | First = TRUE;\r | |
800 | ReplaceAll = FALSE;\r | |
801 | do {\r | |
802 | //\r | |
803 | // since search may be continued to search multiple times\r | |
804 | // so we need to backup editor each time\r | |
805 | //\r | |
806 | MainEditorBackup ();\r | |
807 | \r | |
808 | if (First) {\r | |
809 | Status = FileBufferSearch (Search, 0);\r | |
810 | } else {\r | |
811 | //\r | |
812 | // if just replace, so skip this replace string\r | |
813 | // if replace string is an empty string, so skip to next character\r | |
814 | //\r | |
815 | if (ReplaceOption) {\r | |
816 | Status = FileBufferSearch (Search, (ReplaceLen == 0) ? 1 : ReplaceLen);\r | |
817 | } else {\r | |
818 | Status = FileBufferSearch (Search, SearchLen);\r | |
819 | }\r | |
820 | }\r | |
821 | \r | |
822 | if (Status == EFI_NOT_FOUND) {\r | |
823 | break;\r | |
824 | }\r | |
825 | //\r | |
826 | // replace or not?\r | |
827 | //\r | |
828 | Status = InputBarSetPrompt (L"Replace (Yes/No/All/Cancel) ?");\r | |
829 | \r | |
830 | if (EFI_ERROR (Status)) {\r | |
831 | FreePool (Search);\r | |
832 | FreePool (Replace);\r | |
833 | return Status;\r | |
834 | }\r | |
835 | \r | |
836 | Status = InputBarSetStringSize (1);\r | |
837 | if (EFI_ERROR (Status)) {\r | |
838 | FreePool (Search);\r | |
839 | FreePool (Replace);\r | |
840 | return Status;\r | |
841 | }\r | |
842 | \r | |
843 | Done = FALSE;\r | |
844 | while (!Done) {\r | |
845 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
846 | StatusBarSetRefresh();\r | |
847 | \r | |
848 | //\r | |
849 | // ESC pressed\r | |
850 | //\r | |
851 | if (Status == EFI_NOT_READY) {\r | |
852 | FreePool (Search);\r | |
853 | FreePool (Replace);\r | |
854 | return EFI_SUCCESS;\r | |
855 | }\r | |
856 | \r | |
857 | switch (InputBarGetString()[0]) {\r | |
858 | case L'y':\r | |
859 | case L'Y':\r | |
860 | Done = TRUE;\r | |
861 | ReplaceOption = TRUE;\r | |
862 | break;\r | |
863 | \r | |
864 | case L'n':\r | |
865 | case L'N':\r | |
866 | Done = TRUE;\r | |
867 | ReplaceOption = FALSE;\r | |
868 | break;\r | |
869 | \r | |
870 | case L'a':\r | |
871 | case L'A':\r | |
872 | Done = TRUE;\r | |
873 | ReplaceOption = TRUE;\r | |
874 | ReplaceAll = TRUE;\r | |
875 | break;\r | |
876 | \r | |
877 | case L'c':\r | |
878 | case L'C':\r | |
879 | FreePool (Search);\r | |
880 | FreePool (Replace);\r | |
881 | return EFI_SUCCESS;\r | |
882 | \r | |
883 | }\r | |
884 | //\r | |
885 | // end of which\r | |
886 | //\r | |
887 | }\r | |
888 | //\r | |
889 | // end of while !Done\r | |
890 | // Decide to Replace\r | |
891 | //\r | |
892 | if (ReplaceOption) {\r | |
893 | //\r | |
894 | // file is read-only\r | |
895 | //\r | |
896 | if (MainEditor.FileBuffer->ReadOnly) {\r | |
897 | StatusBarSetStatusString (L"Read Only File Can Not Be Modified");\r | |
898 | return EFI_SUCCESS;\r | |
899 | }\r | |
900 | //\r | |
901 | // replace all\r | |
902 | //\r | |
903 | if (ReplaceAll) {\r | |
904 | Status = FileBufferReplaceAll (Search, Replace, 0);\r | |
905 | FreePool (Search);\r | |
906 | FreePool (Replace);\r | |
907 | return Status;\r | |
908 | }\r | |
909 | //\r | |
910 | // replace\r | |
911 | //\r | |
912 | Status = FileBufferReplace (Replace, SearchLen);\r | |
913 | if (EFI_ERROR (Status)) {\r | |
914 | FreePool (Search);\r | |
915 | FreePool (Replace);\r | |
916 | return Status;\r | |
917 | }\r | |
918 | }\r | |
919 | //\r | |
920 | // Find next\r | |
921 | //\r | |
922 | Status = InputBarSetPrompt (L"Find Next (Yes/No) ?");\r | |
923 | if (EFI_ERROR (Status)) {\r | |
924 | FreePool (Search);\r | |
925 | FreePool (Replace);\r | |
926 | return Status;\r | |
927 | }\r | |
928 | \r | |
929 | Status = InputBarSetStringSize (1);\r | |
930 | if (EFI_ERROR (Status)) {\r | |
931 | FreePool (Search);\r | |
932 | FreePool (Replace);\r | |
933 | return Status;\r | |
934 | }\r | |
935 | \r | |
936 | Done = FALSE;\r | |
937 | while (!Done) {\r | |
938 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
939 | StatusBarSetRefresh();\r | |
940 | \r | |
941 | //\r | |
942 | // ESC pressed\r | |
943 | //\r | |
944 | if (Status == EFI_NOT_READY) {\r | |
945 | FreePool (Search);\r | |
946 | FreePool (Replace);\r | |
947 | return EFI_SUCCESS;\r | |
948 | }\r | |
949 | \r | |
950 | switch (InputBarGetString()[0]) {\r | |
951 | case L'y':\r | |
952 | case L'Y':\r | |
953 | Done = TRUE;\r | |
954 | break;\r | |
955 | \r | |
956 | case L'n':\r | |
957 | case L'N':\r | |
958 | FreePool (Search);\r | |
959 | FreePool (Replace);\r | |
960 | return EFI_SUCCESS;\r | |
961 | \r | |
962 | }\r | |
963 | //\r | |
964 | // end of which\r | |
965 | //\r | |
966 | }\r | |
967 | //\r | |
968 | // end of while !Done\r | |
969 | //\r | |
970 | First = FALSE;\r | |
971 | \r | |
972 | } while (1);\r | |
973 | //\r | |
974 | // end of do\r | |
975 | //\r | |
976 | FreePool (Search);\r | |
977 | FreePool (Replace);\r | |
978 | \r | |
979 | StatusBarSetStatusString (L"Search String Not Found");\r | |
980 | \r | |
981 | return EFI_SUCCESS;\r | |
982 | }\r | |
983 | \r | |
984 | /**\r | |
985 | exit editor\r | |
986 | \r | |
987 | @retval EFI_SUCCESS The operation was successful.\r | |
988 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
989 | @retval EFI_LOAD_ERROR A load error occured.\r | |
990 | **/\r | |
991 | EFI_STATUS\r | |
992 | MainCommandExit (\r | |
993 | VOID\r | |
994 | )\r | |
995 | {\r | |
996 | EFI_STATUS Status;\r | |
997 | \r | |
998 | //\r | |
999 | // Below is the scenario of Exit command:\r | |
1000 | // 1. IF currently opened file is not modified, exit the editor and\r | |
1001 | // Exit command ends.\r | |
1002 | // IF currently opened file is modified, do Step 2\r | |
1003 | //\r | |
1004 | // 2. An Input Bar will be prompted:\r | |
1005 | // "File modified. Save ( Yes/No/Cancel )?"\r | |
1006 | // IF user press 'y' or 'Y', currently opened file will be saved\r | |
1007 | // and Editor exits\r | |
1008 | // IF user press 'n' or 'N', currently opened file will not be saved\r | |
1009 | // and Editor exits.\r | |
1010 | // IF user press 'c' or 'C' or ESC, Exit command ends.\r | |
1011 | // if file has been modified, so will prompt user whether to save the changes\r | |
1012 | //\r | |
1013 | if (MainEditor.FileBuffer->FileModified) {\r | |
1014 | \r | |
1015 | Status = InputBarSetPrompt (L"File modified. Save (Yes/No/Cancel) ? ");\r | |
1016 | if (EFI_ERROR (Status)) {\r | |
1017 | return Status;\r | |
1018 | }\r | |
1019 | \r | |
1020 | Status = InputBarSetStringSize (1);\r | |
1021 | if (EFI_ERROR (Status)) {\r | |
1022 | return Status;\r | |
1023 | }\r | |
1024 | \r | |
1025 | while (1) {\r | |
1026 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
1027 | StatusBarSetRefresh();\r | |
1028 | \r | |
1029 | //\r | |
1030 | // ESC pressed\r | |
1031 | //\r | |
1032 | if (Status == EFI_NOT_READY) {\r | |
1033 | return EFI_SUCCESS;\r | |
1034 | }\r | |
1035 | \r | |
1036 | switch (InputBarGetString()[0]) {\r | |
1037 | case L'y':\r | |
1038 | case L'Y':\r | |
1039 | //\r | |
1040 | // write file back to disk\r | |
1041 | //\r | |
1042 | Status = FileBufferSave (MainEditor.FileBuffer->FileName);\r | |
1043 | if (!EFI_ERROR (Status)) {\r | |
1044 | EditorExit = TRUE;\r | |
1045 | }\r | |
1046 | \r | |
1047 | return Status;\r | |
1048 | \r | |
1049 | case L'n':\r | |
1050 | case L'N':\r | |
1051 | EditorExit = TRUE;\r | |
1052 | return EFI_SUCCESS;\r | |
1053 | \r | |
1054 | case L'c':\r | |
1055 | case L'C':\r | |
1056 | return EFI_SUCCESS;\r | |
1057 | \r | |
1058 | }\r | |
1059 | }\r | |
1060 | }\r | |
1061 | \r | |
1062 | EditorExit = TRUE;\r | |
1063 | return EFI_SUCCESS;\r | |
1064 | \r | |
1065 | }\r | |
1066 | \r | |
1067 | /**\r | |
1068 | move cursor to specified lines\r | |
1069 | \r | |
1070 | @retval EFI_SUCCESS The operation was successful.\r | |
1071 | **/\r | |
1072 | EFI_STATUS\r | |
1073 | MainCommandGotoLine (\r | |
1074 | VOID\r | |
1075 | )\r | |
1076 | {\r | |
1077 | EFI_STATUS Status;\r | |
1078 | UINTN Row;\r | |
1079 | \r | |
1080 | //\r | |
1081 | // Below is the scenario of Go To Line command:\r | |
1082 | // 1. An Input Bar will be prompted : "Go To Line:".\r | |
1083 | // IF user press ESC, Go To Line command ends.\r | |
1084 | // IF user just press Enter, cursor remains unchanged.\r | |
1085 | // IF user inputs line number, do Step 2.\r | |
1086 | //\r | |
1087 | // 2. IF input line number is valid, move cursor to the beginning\r | |
1088 | // of specified line and Go To Line command ends.\r | |
1089 | // IF input line number is invalid, a Status String will be prompted:\r | |
1090 | // "No Such Line" and Go To Line command ends.\r | |
1091 | //\r | |
1092 | Status = InputBarSetPrompt (L"Go To Line: ");\r | |
1093 | if (EFI_ERROR (Status)) {\r | |
1094 | return Status;\r | |
1095 | }\r | |
1096 | //\r | |
1097 | // line number's digit <= 6\r | |
1098 | //\r | |
1099 | Status = InputBarSetStringSize (6);\r | |
1100 | if (EFI_ERROR (Status)) {\r | |
1101 | return Status;\r | |
1102 | }\r | |
1103 | \r | |
1104 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
1105 | StatusBarSetRefresh();\r | |
1106 | \r | |
1107 | //\r | |
1108 | // press ESC\r | |
1109 | //\r | |
1110 | if (Status == EFI_NOT_READY) {\r | |
1111 | return EFI_SUCCESS;\r | |
1112 | }\r | |
1113 | //\r | |
1114 | // if JUST press enter\r | |
1115 | //\r | |
1116 | if (StrLen (InputBarGetString()) == 0) {\r | |
1117 | return EFI_SUCCESS;\r | |
1118 | }\r | |
1119 | \r | |
1120 | Row = ShellStrToUintn (InputBarGetString());\r | |
1121 | \r | |
1122 | //\r | |
1123 | // invalid line number\r | |
1124 | //\r | |
1125 | if (Row > MainEditor.FileBuffer->NumLines || Row <= 0) {\r | |
1126 | StatusBarSetStatusString (L"No Such Line");\r | |
1127 | return EFI_SUCCESS;\r | |
1128 | }\r | |
1129 | //\r | |
1130 | // move cursor to that line's start\r | |
1131 | //\r | |
1132 | FileBufferMovePosition (Row, 1);\r | |
1133 | \r | |
1134 | return EFI_SUCCESS;\r | |
1135 | }\r | |
1136 | \r | |
1137 | /**\r | |
1138 | Save current file to disk, you can save to current file name or\r | |
1139 | save to another file name.\r | |
1140 | \r | |
1141 | @retval EFI_SUCCESS The file was saved correctly.\r | |
1142 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1143 | @retval EFI_LOAD_ERROR A file access error occured.\r | |
1144 | **/\r | |
1145 | EFI_STATUS\r | |
1146 | MainCommandSaveFile (\r | |
1147 | VOID\r | |
1148 | )\r | |
1149 | {\r | |
1150 | EFI_STATUS Status;\r | |
1151 | CHAR16 *FileName;\r | |
1152 | BOOLEAN OldFile;\r | |
1153 | CHAR16 *Str;\r | |
1154 | SHELL_FILE_HANDLE FileHandle; \r | |
1155 | EFI_FILE_INFO *Info;\r | |
1156 | \r | |
1157 | //\r | |
1158 | // This command will save currently opened file to disk.\r | |
1159 | // You can choose save to another file name or just save to\r | |
1160 | // current file name.\r | |
1161 | // Below is the scenario of Save File command:\r | |
1162 | // ( Suppose the old file name is A )\r | |
1163 | // 1. An Input Bar will be prompted: "File To Save: [ old file name]"\r | |
1164 | // IF user press ESC, Save File command ends .\r | |
1165 | // IF user press Enter, input file name will be A.\r | |
1166 | // IF user inputs a new file name B, input file name will be B.\r | |
1167 | //\r | |
1168 | // 2. IF input file name is A, go to do Step 3.\r | |
1169 | // IF input file name is B, go to do Step 4.\r | |
1170 | //\r | |
1171 | // 3. IF A is read only, Status Bar will show "Access Denied" and\r | |
1172 | // Save File commands ends.\r | |
1173 | // IF A is not read only, save file buffer to disk and remove modified\r | |
1174 | // flag in Title Bar , then Save File command ends.\r | |
1175 | //\r | |
1176 | // 4. IF B does not exist, create this file and save file buffer to it.\r | |
1177 | // Go to do Step 7.\r | |
1178 | // IF B exits, do Step 5.\r | |
1179 | //\r | |
1180 | // 5.An Input Bar will be prompted:\r | |
1181 | // "File Exists. Overwrite ( Yes/No/Cancel )?"\r | |
1182 | // IF user press 'y' or 'Y', do Step 6.\r | |
1183 | // IF user press 'n' or 'N', Save File commands ends.\r | |
1184 | // IF user press 'c' or 'C' or ESC, Save File commands ends.\r | |
1185 | //\r | |
1186 | // 6. IF B is a read-only file, Status Bar will show "Access Denied" and\r | |
1187 | // Save File commands ends.\r | |
1188 | // IF B can be read and write, save file buffer to B.\r | |
1189 | //\r | |
1190 | // 7. Update File Name field in Title Bar to B and remove the modified\r | |
1191 | // flag in Title Bar.\r | |
1192 | //\r | |
1193 | Str = CatSPrint (NULL, L"File to Save: [%s]", MainEditor.FileBuffer->FileName);\r | |
1194 | if (Str == NULL) {\r | |
1195 | return EFI_OUT_OF_RESOURCES;\r | |
1196 | }\r | |
1197 | \r | |
1198 | if (StrLen (Str) >= 50) {\r | |
1199 | //\r | |
1200 | // replace the long file name with "..."\r | |
1201 | //\r | |
1202 | Str[46] = L'.';\r | |
1203 | Str[47] = L'.';\r | |
1204 | Str[48] = L'.';\r | |
1205 | Str[49] = L']';\r | |
1206 | Str[50] = CHAR_NULL;\r | |
1207 | }\r | |
1208 | \r | |
1209 | Status = InputBarSetPrompt (Str);\r | |
1210 | FreePool(Str);\r | |
1211 | \r | |
1212 | if (EFI_ERROR (Status)) {\r | |
1213 | return Status;\r | |
1214 | }\r | |
1215 | \r | |
1216 | \r | |
1217 | Status = InputBarSetStringSize (100);\r | |
1218 | if (EFI_ERROR (Status)) {\r | |
1219 | return Status;\r | |
1220 | }\r | |
1221 | //\r | |
1222 | // get new file name\r | |
1223 | //\r | |
1224 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
1225 | StatusBarSetRefresh();\r | |
1226 | \r | |
1227 | //\r | |
1228 | // if user pressed ESC\r | |
1229 | //\r | |
1230 | if (Status == EFI_NOT_READY) {\r | |
1231 | return EFI_SUCCESS;\r | |
1232 | }\r | |
1233 | \r | |
1234 | //\r | |
1235 | // if just enter pressed, so think save to current file name\r | |
1236 | //\r | |
1237 | if (StrLen (InputBarGetString()) == 0) {\r | |
1238 | FileName = CatSPrint (NULL, L"%s", MainEditor.FileBuffer->FileName);\r | |
1239 | } else {\r | |
1240 | FileName = CatSPrint (NULL, L"%s", InputBarGetString());\r | |
1241 | }\r | |
1242 | \r | |
1243 | if (FileName == NULL) {\r | |
1244 | return EFI_OUT_OF_RESOURCES;\r | |
1245 | }\r | |
1246 | \r | |
1247 | if (!IsValidFileName (FileName)) {\r | |
1248 | StatusBarSetStatusString (L"Invalid File Name");\r | |
1249 | FreePool (FileName);\r | |
1250 | return EFI_SUCCESS;\r | |
1251 | }\r | |
1252 | \r | |
1253 | OldFile = FALSE;\r | |
1254 | \r | |
1255 | //\r | |
1256 | // save to the old file\r | |
1257 | //\r | |
1258 | if (StringNoCaseCompare (&FileName, &MainEditor.FileBuffer->FileName) == 0) {\r | |
1259 | OldFile = TRUE;\r | |
1260 | }\r | |
1261 | \r | |
1262 | if (OldFile) {\r | |
1263 | //\r | |
1264 | // if the file is read only, so can not write back to it.\r | |
1265 | //\r | |
1266 | if (MainEditor.FileBuffer->ReadOnly == TRUE) {\r | |
1267 | StatusBarSetStatusString (L"Access Denied");\r | |
1268 | FreePool (FileName);\r | |
1269 | return EFI_SUCCESS;\r | |
1270 | }\r | |
1271 | } else {\r | |
1272 | //\r | |
1273 | // if the file exists\r | |
1274 | //\r | |
1275 | if (ShellFileExists(FileName) != EFI_NOT_FOUND) {\r | |
1276 | //\r | |
1277 | // check for read only\r | |
1278 | //\r | |
1279 | Status = ShellOpenFileByName(FileName, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
1280 | if (EFI_ERROR(Status)) {\r | |
1281 | StatusBarSetStatusString (L"Open Failed");\r | |
1282 | FreePool (FileName);\r | |
1283 | return EFI_SUCCESS;\r | |
1284 | } \r | |
1285 | \r | |
1286 | Info = ShellGetFileInfo(FileHandle);\r | |
1287 | if (Info == NULL) {\r | |
1288 | StatusBarSetStatusString (L"Access Denied");\r | |
1289 | FreePool (FileName);\r | |
1290 | return (EFI_SUCCESS);\r | |
1291 | } \r | |
1292 | \r | |
1293 | if (Info->Attribute & EFI_FILE_READ_ONLY) {\r | |
1294 | StatusBarSetStatusString (L"Access Denied - Read Only");\r | |
1295 | FreePool (Info);\r | |
1296 | FreePool (FileName);\r | |
1297 | return (EFI_SUCCESS);\r | |
1298 | }\r | |
1299 | FreePool (Info);\r | |
1300 | \r | |
1301 | //\r | |
1302 | // ask user whether to overwrite this file\r | |
1303 | //\r | |
1304 | Status = InputBarSetPrompt (L"File exists. Overwrite (Yes/No/Cancel) ? ");\r | |
1305 | if (EFI_ERROR (Status)) {\r | |
1306 | SHELL_FREE_NON_NULL (FileName);\r | |
1307 | return Status;\r | |
1308 | }\r | |
1309 | \r | |
1310 | Status = InputBarSetStringSize (1);\r | |
1311 | if (EFI_ERROR (Status)) {\r | |
1312 | SHELL_FREE_NON_NULL (FileName);\r | |
1313 | return Status;\r | |
1314 | }\r | |
1315 | \r | |
1316 | while (TRUE) {\r | |
1317 | Status = InputBarRefresh (MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column);\r | |
1318 | StatusBarSetRefresh();\r | |
1319 | \r | |
1320 | //\r | |
1321 | // ESC pressed\r | |
1322 | //\r | |
1323 | if (Status == EFI_NOT_READY) {\r | |
1324 | SHELL_FREE_NON_NULL (FileName);\r | |
1325 | return EFI_SUCCESS;\r | |
1326 | }\r | |
1327 | \r | |
1328 | switch (InputBarGetString()[0]) {\r | |
1329 | case L'y':\r | |
1330 | case L'Y':\r | |
1331 | break;\r | |
1332 | \r | |
1333 | case L'n':\r | |
1334 | case L'N':\r | |
1335 | case L'c':\r | |
1336 | case L'C':\r | |
1337 | SHELL_FREE_NON_NULL (FileName);\r | |
1338 | return EFI_SUCCESS;\r | |
1339 | } // end switch\r | |
1340 | } // while (!done)\r | |
1341 | } // file does exist\r | |
1342 | } // if old file name same\r | |
1343 | \r | |
1344 | //\r | |
1345 | // save file to disk with specified name\r | |
1346 | //\r | |
1347 | FileBufferSetModified();\r | |
1348 | Status = FileBufferSave (FileName);\r | |
1349 | SHELL_FREE_NON_NULL (FileName);\r | |
1350 | \r | |
1351 | return Status;\r | |
1352 | }\r | |
1353 | \r | |
1354 | /**\r | |
1355 | Show help information for the editor.\r | |
1356 | \r | |
1357 | @retval EFI_SUCCESS The operation was successful.\r | |
1358 | **/\r | |
1359 | EFI_STATUS\r | |
1360 | MainCommandDisplayHelp (\r | |
1361 | VOID\r | |
1362 | )\r | |
1363 | {\r | |
1364 | INT32 CurrentLine;\r | |
1365 | CHAR16 *InfoString;\r | |
1366 | EFI_INPUT_KEY Key;\r | |
1367 | \r | |
1368 | //\r | |
1369 | // print helpInfo \r | |
1370 | //\r | |
1371 | for (CurrentLine = 0; 0 != MainMenuHelpInfo[CurrentLine]; CurrentLine++) {\r | |
1372 | InfoString = HiiGetString(gShellDebug1HiiHandle, MainMenuHelpInfo[CurrentLine], NULL);\r | |
1373 | ShellPrintEx (0, CurrentLine+1, L"%E%s%N", InfoString); \r | |
1374 | }\r | |
1375 | \r | |
1376 | //\r | |
1377 | // scan for ctrl+w\r | |
1378 | //\r | |
1379 | do {\r | |
1380 | gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
1381 | } while(SCAN_CONTROL_W != Key.UnicodeChar); \r | |
1382 | \r | |
1383 | //\r | |
1384 | // update screen with file buffer's info\r | |
1385 | //\r | |
1386 | FileBufferRestorePosition ();\r | |
1387 | FileBufferNeedRefresh = TRUE;\r | |
1388 | FileBufferOnlyLineNeedRefresh = FALSE;\r | |
1389 | FileBufferRefresh (); \r | |
1390 | \r | |
1391 | return EFI_SUCCESS;\r | |
1392 | }\r | |
1393 | \r | |
1394 | EFI_EDITOR_COLOR_ATTRIBUTES OriginalColors;\r | |
1395 | INTN OriginalMode;\r | |
1396 | \r | |
1397 | \r | |
1398 | //\r | |
1399 | // basic initialization for MainEditor\r | |
1400 | //\r | |
1401 | EFI_EDITOR_GLOBAL_EDITOR MainEditorConst = {\r | |
1402 | &FileBuffer,\r | |
1403 | {\r | |
1404 | {0, 0}\r | |
1405 | },\r | |
1406 | {\r | |
1407 | 0,\r | |
1408 | 0\r | |
1409 | },\r | |
1410 | NULL,\r | |
1411 | FALSE,\r | |
1412 | NULL\r | |
1413 | };\r | |
1414 | \r | |
1415 | /**\r | |
1416 | The initialization function for MainEditor.\r | |
1417 | \r | |
1418 | @retval EFI_SUCCESS The operation was successful.\r | |
1419 | @retval EFI_LOAD_ERROR A load error occured.\r | |
1420 | **/\r | |
1421 | EFI_STATUS\r | |
1422 | EFIAPI\r | |
1423 | MainEditorInit (\r | |
1424 | VOID\r | |
1425 | )\r | |
1426 | {\r | |
1427 | EFI_STATUS Status;\r | |
1428 | EFI_HANDLE *HandleBuffer;\r | |
1429 | UINTN HandleCount;\r | |
1430 | UINTN Index;\r | |
1431 | \r | |
1432 | //\r | |
1433 | // basic initialization\r | |
1434 | //\r | |
1435 | CopyMem (&MainEditor, &MainEditorConst, sizeof (MainEditor));\r | |
1436 | \r | |
1437 | //\r | |
1438 | // set screen attributes\r | |
1439 | //\r | |
1440 | MainEditor.ColorAttributes.Colors.Foreground = gST->ConOut->Mode->Attribute & 0x000000ff;\r | |
1441 | \r | |
1442 | MainEditor.ColorAttributes.Colors.Background = (UINT8) (gST->ConOut->Mode->Attribute >> 4);\r | |
1443 | OriginalColors = MainEditor.ColorAttributes.Colors;\r | |
1444 | \r | |
1445 | OriginalMode = gST->ConOut->Mode->Mode;\r | |
1446 | \r | |
1447 | //\r | |
1448 | // query screen size\r | |
1449 | //\r | |
1450 | gST->ConOut->QueryMode (\r | |
1451 | gST->ConOut,\r | |
1452 | gST->ConOut->Mode->Mode,\r | |
1453 | &(MainEditor.ScreenSize.Column),\r | |
1454 | &(MainEditor.ScreenSize.Row)\r | |
1455 | );\r | |
1456 | \r | |
1457 | //\r | |
1458 | // Find mouse in System Table ConsoleInHandle\r | |
1459 | //\r | |
1460 | Status = gBS->HandleProtocol (\r | |
1461 | gST->ConIn,\r | |
1462 | &gEfiSimplePointerProtocolGuid,\r | |
1463 | (VOID**)&MainEditor.MouseInterface\r | |
1464 | );\r | |
1465 | if (EFI_ERROR (Status)) {\r | |
1466 | //\r | |
1467 | // If there is no Simple Pointer Protocol on System Table\r | |
1468 | //\r | |
1469 | HandleBuffer = NULL;\r | |
1470 | MainEditor.MouseInterface = NULL;\r | |
1471 | Status = gBS->LocateHandleBuffer (\r | |
1472 | ByProtocol,\r | |
1473 | &gEfiSimplePointerProtocolGuid,\r | |
1474 | NULL,\r | |
1475 | &HandleCount,\r | |
1476 | &HandleBuffer\r | |
1477 | );\r | |
1478 | if (!EFI_ERROR (Status) && HandleCount > 0) {\r | |
1479 | //\r | |
1480 | // Try to find the first available mouse device\r | |
1481 | //\r | |
1482 | for (Index = 0; Index < HandleCount; Index++) {\r | |
1483 | Status = gBS->HandleProtocol (\r | |
1484 | HandleBuffer[Index],\r | |
1485 | &gEfiSimplePointerProtocolGuid,\r | |
1486 | (VOID**)&MainEditor.MouseInterface\r | |
1487 | );\r | |
1488 | if (!EFI_ERROR (Status)) {\r | |
1489 | break;\r | |
1490 | }\r | |
1491 | }\r | |
1492 | }\r | |
1493 | if (HandleBuffer != NULL) {\r | |
1494 | FreePool (HandleBuffer);\r | |
1495 | }\r | |
1496 | }\r | |
1497 | \r | |
1498 | if (!EFI_ERROR (Status) && MainEditor.MouseInterface != NULL) {\r | |
1499 | MainEditor.MouseAccumulatorX = 0;\r | |
1500 | MainEditor.MouseAccumulatorY = 0;\r | |
1501 | MainEditor.MouseSupported = TRUE;\r | |
1502 | }\r | |
1503 | \r | |
1504 | //\r | |
1505 | // below will call the five components' init function\r | |
1506 | //\r | |
1507 | Status = MainTitleBarInit (L"UEFI EDIT");\r | |
1508 | if (EFI_ERROR (Status)) {\r | |
1509 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_TITLEBAR), gShellDebug1HiiHandle);\r | |
1510 | return EFI_LOAD_ERROR;\r | |
1511 | }\r | |
1512 | \r | |
1513 | Status = ControlHotKeyInit (MainControlBasedMenuFunctions);\r | |
1514 | Status = MenuBarInit (MainMenuItems);\r | |
1515 | if (EFI_ERROR (Status)) {\r | |
1516 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_MAINMENU), gShellDebug1HiiHandle);\r | |
1517 | return EFI_LOAD_ERROR;\r | |
1518 | }\r | |
1519 | \r | |
1520 | Status = StatusBarInit ();\r | |
1521 | if (EFI_ERROR (Status)) {\r | |
1522 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_STATUSBAR), gShellDebug1HiiHandle);\r | |
1523 | return EFI_LOAD_ERROR;\r | |
1524 | }\r | |
1525 | \r | |
1526 | InputBarInit ();\r | |
1527 | \r | |
1528 | Status = FileBufferInit ();\r | |
1529 | if (EFI_ERROR (Status)) {\r | |
1530 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_FILEBUFFER), gShellDebug1HiiHandle);\r | |
1531 | return EFI_LOAD_ERROR;\r | |
1532 | }\r | |
1533 | //\r | |
1534 | // clear whole screen and enable cursor\r | |
1535 | //\r | |
1536 | gST->ConOut->ClearScreen (gST->ConOut);\r | |
1537 | gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r | |
1538 | \r | |
1539 | //\r | |
1540 | // initialize EditorFirst and EditorExit\r | |
1541 | //\r | |
1542 | EditorFirst = TRUE;\r | |
1543 | EditorExit = FALSE;\r | |
1544 | EditorMouseAction = FALSE;\r | |
1545 | \r | |
1546 | return EFI_SUCCESS;\r | |
1547 | }\r | |
1548 | \r | |
1549 | /**\r | |
1550 | The cleanup function for MainEditor.\r | |
1551 | \r | |
1552 | @retval EFI_SUCCESS The operation was successful.\r | |
1553 | @retval EFI_LOAD_ERROR A load error occured.\r | |
1554 | **/\r | |
1555 | EFI_STATUS\r | |
1556 | EFIAPI\r | |
1557 | MainEditorCleanup (\r | |
1558 | VOID\r | |
1559 | )\r | |
1560 | {\r | |
1561 | EFI_STATUS Status;\r | |
1562 | \r | |
1563 | //\r | |
1564 | // call the five components' cleanup function\r | |
1565 | // if error, do not exit\r | |
1566 | // just print some warning\r | |
1567 | //\r | |
1568 | MainTitleBarCleanup();\r | |
1569 | StatusBarCleanup();\r | |
1570 | InputBarCleanup();\r | |
1571 | MenuBarCleanup ();\r | |
1572 | \r | |
1573 | Status = FileBufferCleanup ();\r | |
1574 | if (EFI_ERROR (Status)) {\r | |
1575 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_EDIT_LIBEDITOR_FILEBUFFER_CLEANUP), gShellDebug1HiiHandle);\r | |
1576 | }\r | |
1577 | //\r | |
1578 | // restore old mode\r | |
1579 | //\r | |
1580 | if (OriginalMode != gST->ConOut->Mode->Mode) {\r | |
1581 | gST->ConOut->SetMode (gST->ConOut, OriginalMode);\r | |
1582 | }\r | |
1583 | //\r | |
1584 | // restore old screen color\r | |
1585 | //\r | |
1586 | gST->ConOut->SetAttribute (\r | |
1587 | gST->ConOut,\r | |
1588 | EFI_TEXT_ATTR (OriginalColors.Foreground, OriginalColors.Background)\r | |
1589 | );\r | |
1590 | \r | |
1591 | gST->ConOut->ClearScreen (gST->ConOut);\r | |
1592 | \r | |
1593 | return EFI_SUCCESS;\r | |
1594 | }\r | |
1595 | \r | |
1596 | /**\r | |
1597 | Refresh the main editor component.\r | |
1598 | **/\r | |
1599 | VOID\r | |
1600 | EFIAPI\r | |
1601 | MainEditorRefresh (\r | |
1602 | VOID\r | |
1603 | )\r | |
1604 | {\r | |
1605 | //\r | |
1606 | // The Stall value is from experience. NOT from spec. avoids 'flicker'\r | |
1607 | //\r | |
1608 | gBS->Stall (50);\r | |
1609 | \r | |
1610 | //\r | |
1611 | // call the components refresh function\r | |
1612 | //\r | |
1613 | if (EditorFirst \r | |
1614 | || StrCmp (FileBufferBackupVar.FileName, FileBuffer.FileName) != 0 \r | |
1615 | || FileBufferBackupVar.FileType != FileBuffer.FileType \r | |
1616 | || FileBufferBackupVar.FileModified != FileBuffer.FileModified \r | |
1617 | || FileBufferBackupVar.ReadOnly != FileBuffer.ReadOnly) {\r | |
1618 | \r | |
1619 | MainTitleBarRefresh (MainEditor.FileBuffer->FileName, MainEditor.FileBuffer->FileType, MainEditor.FileBuffer->ReadOnly, MainEditor.FileBuffer->FileModified, MainEditor.ScreenSize.Column, MainEditor.ScreenSize.Row, 0, 0);\r | |
1620 | FileBufferRestorePosition ();\r | |
1621 | }\r | |
1622 | \r | |
1623 | if (EditorFirst\r | |
1624 | || FileBufferBackupVar.FilePosition.Row != FileBuffer.FilePosition.Row \r | |
1625 | || FileBufferBackupVar.FilePosition.Column != FileBuffer.FilePosition.Column \r | |
1626 | || FileBufferBackupVar.ModeInsert != FileBuffer.ModeInsert\r | |
1627 | || StatusBarGetRefresh()) {\r | |
1628 | \r | |
1629 | StatusBarRefresh (EditorFirst, MainEditor.ScreenSize.Row, MainEditor.ScreenSize.Column, MainEditor.FileBuffer->FilePosition.Row, MainEditor.FileBuffer->FilePosition.Column, MainEditor.FileBuffer->ModeInsert);\r | |
1630 | FileBufferRestorePosition ();\r | |
1631 | }\r | |
1632 | \r | |
1633 | if (EditorFirst) {\r | |
1634 | FileBufferRestorePosition ();\r | |
1635 | }\r | |
1636 | \r | |
1637 | FileBufferRefresh ();\r | |
1638 | \r | |
1639 | //\r | |
1640 | // EditorFirst is now set to FALSE\r | |
1641 | //\r | |
1642 | EditorFirst = FALSE;\r | |
1643 | }\r | |
1644 | \r | |
1645 | /**\r | |
1646 | Get's the resultant location of the cursor based on the relative movement of the Mouse.\r | |
1647 | \r | |
1648 | @param[in] GuidX The relative mouse movement.\r | |
1649 | \r | |
1650 | @return The X location of the mouse.\r | |
1651 | **/\r | |
1652 | INT32\r | |
1653 | EFIAPI\r | |
1654 | GetTextX (\r | |
1655 | IN INT32 GuidX\r | |
1656 | )\r | |
1657 | {\r | |
1658 | INT32 Gap;\r | |
1659 | \r | |
1660 | MainEditor.MouseAccumulatorX += GuidX;\r | |
1661 | Gap = (MainEditor.MouseAccumulatorX * (INT32) MainEditor.ScreenSize.Column) / (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionX);\r | |
1662 | MainEditor.MouseAccumulatorX = (MainEditor.MouseAccumulatorX * (INT32) MainEditor.ScreenSize.Column) % (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionX);\r | |
1663 | MainEditor.MouseAccumulatorX = MainEditor.MouseAccumulatorX / (INT32) MainEditor.ScreenSize.Column;\r | |
1664 | return Gap;\r | |
1665 | }\r | |
1666 | \r | |
1667 | /**\r | |
1668 | Get's the resultant location of the cursor based on the relative movement of the Mouse.\r | |
1669 | \r | |
1670 | @param[in] GuidY The relative mouse movement.\r | |
1671 | \r | |
1672 | @return The Y location of the mouse.\r | |
1673 | **/\r | |
1674 | INT32\r | |
1675 | EFIAPI\r | |
1676 | GetTextY (\r | |
1677 | IN INT32 GuidY\r | |
1678 | )\r | |
1679 | {\r | |
1680 | INT32 Gap;\r | |
1681 | \r | |
1682 | MainEditor.MouseAccumulatorY += GuidY;\r | |
1683 | Gap = (MainEditor.MouseAccumulatorY * (INT32) MainEditor.ScreenSize.Row) / (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionY);\r | |
1684 | MainEditor.MouseAccumulatorY = (MainEditor.MouseAccumulatorY * (INT32) MainEditor.ScreenSize.Row) % (INT32) (50 * (INT32) MainEditor.MouseInterface->Mode->ResolutionY);\r | |
1685 | MainEditor.MouseAccumulatorY = MainEditor.MouseAccumulatorY / (INT32) MainEditor.ScreenSize.Row;\r | |
1686 | \r | |
1687 | return Gap;\r | |
1688 | }\r | |
1689 | \r | |
1690 | /**\r | |
1691 | Support mouse movement. Move the cursor.\r | |
1692 | \r | |
1693 | @param[in] MouseState The current mouse state.\r | |
1694 | @param[out] BeforeLeftButtonDown TRUE if the left button down. Helps with selections.\r | |
1695 | \r | |
1696 | @retval EFI_SUCCESS The operation was successful.\r | |
1697 | @retval EFI_NOT_FOUND There was no mouse support found.\r | |
1698 | **/\r | |
1699 | EFI_STATUS\r | |
1700 | EFIAPI\r | |
1701 | MainEditorHandleMouseInput (\r | |
1702 | IN EFI_SIMPLE_POINTER_STATE MouseState,\r | |
1703 | OUT BOOLEAN *BeforeLeftButtonDown\r | |
1704 | )\r | |
1705 | {\r | |
1706 | \r | |
1707 | INT32 TextX;\r | |
1708 | INT32 TextY;\r | |
1709 | UINTN FRow;\r | |
1710 | UINTN FCol;\r | |
1711 | LIST_ENTRY *Link;\r | |
1712 | EFI_EDITOR_LINE *Line;\r | |
1713 | UINTN Index;\r | |
1714 | BOOLEAN Action;\r | |
1715 | \r | |
1716 | //\r | |
1717 | // mouse action means:\r | |
1718 | // mouse movement\r | |
1719 | // mouse left button\r | |
1720 | //\r | |
1721 | Action = FALSE;\r | |
1722 | \r | |
1723 | //\r | |
1724 | // have mouse movement\r | |
1725 | //\r | |
1726 | if (MouseState.RelativeMovementX || MouseState.RelativeMovementY) {\r | |
1727 | //\r | |
1728 | // handle\r | |
1729 | //\r | |
1730 | TextX = GetTextX (MouseState.RelativeMovementX);\r | |
1731 | TextY = GetTextY (MouseState.RelativeMovementY);\r | |
1732 | \r | |
1733 | FileBufferAdjustMousePosition (TextX, TextY);\r | |
1734 | \r | |
1735 | Action = TRUE;\r | |
1736 | \r | |
1737 | }\r | |
1738 | \r | |
1739 | //\r | |
1740 | // if left button pushed down\r | |
1741 | //\r | |
1742 | if (MouseState.LeftButton) {\r | |
1743 | \r | |
1744 | FCol = MainEditor.FileBuffer->MousePosition.Column - 1 + 1;\r | |
1745 | \r | |
1746 | FRow = MainEditor.FileBuffer->FilePosition.Row +\r | |
1747 | MainEditor.FileBuffer->MousePosition.Row -\r | |
1748 | MainEditor.FileBuffer->DisplayPosition.Row;\r | |
1749 | \r | |
1750 | //\r | |
1751 | // beyond the file line length\r | |
1752 | //\r | |
1753 | if (MainEditor.FileBuffer->NumLines < FRow) {\r | |
1754 | FRow = MainEditor.FileBuffer->NumLines;\r | |
1755 | }\r | |
1756 | \r | |
1757 | Link = MainEditor.FileBuffer->ListHead->ForwardLink;\r | |
1758 | for (Index = 0; Index < FRow - 1; Index++) {\r | |
1759 | Link = Link->ForwardLink;\r | |
1760 | }\r | |
1761 | \r | |
1762 | Line = CR (Link, EFI_EDITOR_LINE, Link, LINE_LIST_SIGNATURE);\r | |
1763 | \r | |
1764 | //\r | |
1765 | // dragging\r | |
1766 | // beyond the line's column length\r | |
1767 | //\r | |
1768 | if (FCol > Line->Size ) {\r | |
1769 | if (*BeforeLeftButtonDown) {\r | |
1770 | \r | |
1771 | if (Line->Size == 0) {\r | |
1772 | if (FRow > 1) {\r | |
1773 | FRow--;\r | |
1774 | FCol = SHELL_EDIT_MAX_LINE_SIZE;\r | |
1775 | } else {\r | |
1776 | FRow = 1;\r | |
1777 | FCol = 1;\r | |
1778 | }\r | |
1779 | \r | |
1780 | } else {\r | |
1781 | FCol = Line->Size ;\r | |
1782 | }\r | |
1783 | } else {\r | |
1784 | FCol = Line->Size + 1;\r | |
1785 | }\r | |
1786 | }\r | |
1787 | \r | |
1788 | FileBufferMovePosition (FRow, FCol);\r | |
1789 | \r | |
1790 | MainEditor.FileBuffer->MousePosition.Row = MainEditor.FileBuffer->DisplayPosition.Row;\r | |
1791 | \r | |
1792 | MainEditor.FileBuffer->MousePosition.Column = MainEditor.FileBuffer->DisplayPosition.Column;\r | |
1793 | \r | |
1794 | *BeforeLeftButtonDown = TRUE;\r | |
1795 | \r | |
1796 | Action = TRUE;\r | |
1797 | } else {\r | |
1798 | //\r | |
1799 | // else of if LButton\r | |
1800 | //\r | |
1801 | // release LButton\r | |
1802 | //\r | |
1803 | if (*BeforeLeftButtonDown) {\r | |
1804 | Action = TRUE;\r | |
1805 | }\r | |
1806 | //\r | |
1807 | // mouse up\r | |
1808 | //\r | |
1809 | *BeforeLeftButtonDown = FALSE;\r | |
1810 | }\r | |
1811 | \r | |
1812 | //\r | |
1813 | // mouse has action\r | |
1814 | //\r | |
1815 | if (Action) {\r | |
1816 | return EFI_SUCCESS;\r | |
1817 | }\r | |
1818 | \r | |
1819 | //\r | |
1820 | // no mouse action\r | |
1821 | //\r | |
1822 | return EFI_NOT_FOUND;\r | |
1823 | }\r | |
1824 | \r | |
1825 | /**\r | |
1826 | Handle user key input. This routes to other functions for the actions.\r | |
1827 | \r | |
1828 | @retval EFI_SUCCESS The operation was successful.\r | |
1829 | @retval EFI_LOAD_ERROR A load error occured.\r | |
1830 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1831 | **/\r | |
1832 | EFI_STATUS\r | |
1833 | EFIAPI\r | |
1834 | MainEditorKeyInput (\r | |
1835 | VOID\r | |
1836 | )\r | |
1837 | {\r | |
1838 | EFI_INPUT_KEY Key;\r | |
1839 | EFI_STATUS Status;\r | |
1840 | EFI_SIMPLE_POINTER_STATE MouseState;\r | |
1841 | BOOLEAN BeforeMouseIsDown;\r | |
1842 | BOOLEAN MouseIsDown;\r | |
1843 | BOOLEAN FirstDown;\r | |
1844 | BOOLEAN MouseDrag;\r | |
1845 | UINTN FRow;\r | |
1846 | UINTN FCol;\r | |
1847 | UINTN SelectStartBackup;\r | |
1848 | UINTN SelectEndBackup;\r | |
1849 | \r | |
1850 | //\r | |
1851 | // variable initialization\r | |
1852 | //\r | |
1853 | FRow = 0;\r | |
1854 | FCol = 0;\r | |
1855 | MouseIsDown = FALSE;\r | |
1856 | FirstDown = FALSE;\r | |
1857 | MouseDrag = FALSE;\r | |
1858 | \r | |
1859 | do {\r | |
1860 | \r | |
1861 | Status = EFI_SUCCESS;\r | |
1862 | EditorMouseAction = FALSE;\r | |
1863 | \r | |
1864 | //\r | |
1865 | // backup some key elements, so that can aVOID some refresh work\r | |
1866 | //\r | |
1867 | MainEditorBackup ();\r | |
1868 | \r | |
1869 | //\r | |
1870 | // change priority of checking mouse/keyboard activity dynamically\r | |
1871 | // so prevent starvation of keyboard.\r | |
1872 | // if last time, mouse moves then this time check keyboard\r | |
1873 | //\r | |
1874 | if (MainEditor.MouseSupported) {\r | |
1875 | Status = MainEditor.MouseInterface->GetState (\r | |
1876 | MainEditor.MouseInterface,\r | |
1877 | &MouseState\r | |
1878 | );\r | |
1879 | if (!EFI_ERROR (Status)) {\r | |
1880 | BeforeMouseIsDown = MouseIsDown;\r | |
1881 | \r | |
1882 | Status = MainEditorHandleMouseInput (MouseState, &MouseIsDown);\r | |
1883 | \r | |
1884 | if (!EFI_ERROR (Status)) {\r | |
1885 | if (!BeforeMouseIsDown) {\r | |
1886 | //\r | |
1887 | // mouse down\r | |
1888 | //\r | |
1889 | if (MouseIsDown) {\r | |
1890 | FRow = FileBuffer.FilePosition.Row;\r | |
1891 | FCol = FileBuffer.FilePosition.Column;\r | |
1892 | SelectStartBackup = MainEditor.SelectStart;\r | |
1893 | SelectEndBackup = MainEditor.SelectEnd;\r | |
1894 | \r | |
1895 | FirstDown = TRUE;\r | |
1896 | }\r | |
1897 | } else {\r | |
1898 | \r | |
1899 | SelectStartBackup = MainEditor.SelectStart;\r | |
1900 | SelectEndBackup = MainEditor.SelectEnd;\r | |
1901 | \r | |
1902 | //\r | |
1903 | // begin to drag\r | |
1904 | //\r | |
1905 | if (MouseIsDown) {\r | |
1906 | if (FirstDown) {\r | |
1907 | if (MouseState.RelativeMovementX || MouseState.RelativeMovementY) {\r | |
1908 | MainEditor.SelectStart = 0;\r | |
1909 | MainEditor.SelectEnd = 0;\r | |
1910 | MainEditor.SelectStart = (FRow - 1) * SHELL_EDIT_MAX_LINE_SIZE + FCol;\r | |
1911 | \r | |
1912 | MouseDrag = TRUE;\r | |
1913 | FirstDown = FALSE;\r | |
1914 | }\r | |
1915 | } else {\r | |
1916 | if ((\r | |
1917 | (FileBuffer.FilePosition.Row - 1) *\r | |
1918 | SHELL_EDIT_MAX_LINE_SIZE +\r | |
1919 | FileBuffer.FilePosition.Column\r | |
1920 | ) >= MainEditor.SelectStart\r | |
1921 | ) {\r | |
1922 | MainEditor.SelectEnd = (FileBuffer.FilePosition.Row - 1) *\r | |
1923 | SHELL_EDIT_MAX_LINE_SIZE +\r | |
1924 | FileBuffer.FilePosition.Column;\r | |
1925 | } else {\r | |
1926 | MainEditor.SelectEnd = 0;\r | |
1927 | }\r | |
1928 | }\r | |
1929 | //\r | |
1930 | // end of if RelativeX/Y\r | |
1931 | //\r | |
1932 | } else {\r | |
1933 | //\r | |
1934 | // mouse is up\r | |
1935 | //\r | |
1936 | if (MouseDrag) {\r | |
1937 | if (FileBufferGetTotalSize () == 0) {\r | |
1938 | MainEditor.SelectStart = 0;\r | |
1939 | MainEditor.SelectEnd = 0;\r | |
1940 | FirstDown = FALSE;\r | |
1941 | MouseDrag = FALSE;\r | |
1942 | }\r | |
1943 | \r | |
1944 | if ((\r | |
1945 | (FileBuffer.FilePosition.Row - 1) *\r | |
1946 | SHELL_EDIT_MAX_LINE_SIZE +\r | |
1947 | FileBuffer.FilePosition.Column\r | |
1948 | ) >= MainEditor.SelectStart\r | |
1949 | ) {\r | |
1950 | MainEditor.SelectEnd = (FileBuffer.FilePosition.Row - 1) *\r | |
1951 | SHELL_EDIT_MAX_LINE_SIZE +\r | |
1952 | FileBuffer.FilePosition.Column;\r | |
1953 | } else {\r | |
1954 | MainEditor.SelectEnd = 0;\r | |
1955 | }\r | |
1956 | \r | |
1957 | if (MainEditor.SelectEnd == 0) {\r | |
1958 | MainEditor.SelectStart = 0;\r | |
1959 | }\r | |
1960 | }\r | |
1961 | \r | |
1962 | FirstDown = FALSE;\r | |
1963 | MouseDrag = FALSE;\r | |
1964 | }\r | |
1965 | \r | |
1966 | if (SelectStartBackup != MainEditor.SelectStart || SelectEndBackup != MainEditor.SelectEnd) {\r | |
1967 | if ((SelectStartBackup - 1) / SHELL_EDIT_MAX_LINE_SIZE != (MainEditor.SelectStart - 1) / SHELL_EDIT_MAX_LINE_SIZE) {\r | |
1968 | FileBufferNeedRefresh = TRUE;\r | |
1969 | } else {\r | |
1970 | if ((SelectEndBackup - 1) / SHELL_EDIT_MAX_LINE_SIZE != (MainEditor.SelectEnd - 1) / SHELL_EDIT_MAX_LINE_SIZE) {\r | |
1971 | FileBufferNeedRefresh = TRUE;\r | |
1972 | } else {\r | |
1973 | FileBufferOnlyLineNeedRefresh = TRUE;\r | |
1974 | }\r | |
1975 | }\r | |
1976 | }\r | |
1977 | }\r | |
1978 | \r | |
1979 | EditorMouseAction = TRUE;\r | |
1980 | FileBufferMouseNeedRefresh = TRUE;\r | |
1981 | } else if (Status == EFI_LOAD_ERROR) {\r | |
1982 | StatusBarSetStatusString (L"Invalid Mouse Movement ");\r | |
1983 | }\r | |
1984 | }\r | |
1985 | }\r | |
1986 | \r | |
1987 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
1988 | if (!EFI_ERROR (Status)) {\r | |
1989 | //\r | |
1990 | // dispatch to different components' key handling function\r | |
1991 | // so not everywhere has to set this variable\r | |
1992 | //\r | |
1993 | FileBufferMouseNeedRefresh = TRUE;\r | |
1994 | //\r | |
1995 | // clear previous status string\r | |
1996 | //\r | |
1997 | StatusBarSetRefresh();\r | |
1998 | \r | |
1999 | //\r | |
2000 | // dispatch to different components' key handling function\r | |
2001 | //\r | |
2002 | if (EFI_NOT_FOUND != MenuBarDispatchControlHotKey(&Key)) {\r | |
2003 | Status = EFI_SUCCESS;\r | |
2004 | } else if ((Key.ScanCode == SCAN_NULL) || ((Key.ScanCode >= SCAN_UP) && (Key.ScanCode <= SCAN_PAGE_DOWN))) {\r | |
2005 | Status = FileBufferHandleInput (&Key);\r | |
2006 | } else if ((Key.ScanCode >= SCAN_F1) && (Key.ScanCode <= SCAN_F12)) {\r | |
2007 | Status = MenuBarDispatchFunctionKey (&Key);\r | |
2008 | } else {\r | |
2009 | StatusBarSetStatusString (L"Unknown Command");\r | |
2010 | FileBufferMouseNeedRefresh = FALSE; \r | |
2011 | }\r | |
2012 | \r | |
2013 | if (Status != EFI_SUCCESS && Status != EFI_OUT_OF_RESOURCES) {\r | |
2014 | //\r | |
2015 | // not already has some error status\r | |
2016 | //\r | |
2017 | if (StatusBarGetString() != NULL && StrCmp (L"", StatusBarGetString()) == 0) {\r | |
2018 | StatusBarSetStatusString (L"Disk Error. Try Again");\r | |
2019 | }\r | |
2020 | }\r | |
2021 | \r | |
2022 | }\r | |
2023 | //\r | |
2024 | // after handling, refresh editor\r | |
2025 | //\r | |
2026 | MainEditorRefresh ();\r | |
2027 | \r | |
2028 | } while (Status != EFI_OUT_OF_RESOURCES && !EditorExit);\r | |
2029 | \r | |
2030 | return Status;\r | |
2031 | }\r | |
2032 | \r | |
2033 | /**\r | |
2034 | Set clipboard\r | |
2035 | \r | |
2036 | @param[in] Line A pointer to the line to be set to clipboard\r | |
2037 | \r | |
2038 | @retval EFI_SUCCESS The operation was successful.\r | |
2039 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
2040 | **/\r | |
2041 | EFI_STATUS\r | |
2042 | EFIAPI\r | |
2043 | MainEditorSetCutLine (\r | |
2044 | EFI_EDITOR_LINE *Line\r | |
2045 | )\r | |
2046 | {\r | |
2047 | if (Line == NULL) {\r | |
2048 | return EFI_SUCCESS;\r | |
2049 | }\r | |
2050 | \r | |
2051 | if (MainEditor.CutLine != NULL) {\r | |
2052 | //\r | |
2053 | // free the old clipboard\r | |
2054 | //\r | |
2055 | LineFree (MainEditor.CutLine);\r | |
2056 | }\r | |
2057 | //\r | |
2058 | // duplicate the line to clipboard\r | |
2059 | //\r | |
2060 | MainEditor.CutLine = LineDup (Line);\r | |
2061 | if (MainEditor.CutLine == NULL) {\r | |
2062 | return EFI_OUT_OF_RESOURCES;\r | |
2063 | }\r | |
2064 | \r | |
2065 | return EFI_SUCCESS;\r | |
2066 | }\r | |
2067 | \r | |
2068 | /**\r | |
2069 | Backup function for MainEditor\r | |
2070 | \r | |
2071 | @retval EFI_SUCCESS The operation was successful.\r | |
2072 | **/\r | |
2073 | EFI_STATUS\r | |
2074 | EFIAPI\r | |
2075 | MainEditorBackup (\r | |
2076 | VOID\r | |
2077 | )\r | |
2078 | {\r | |
2079 | MainEditorBackupVar.SelectStart = MainEditor.SelectStart;\r | |
2080 | MainEditorBackupVar.SelectEnd = MainEditor.SelectEnd;\r | |
2081 | FileBufferBackup ();\r | |
2082 | \r | |
2083 | return EFI_SUCCESS;\r | |
2084 | }\r | |
2085 | \r | |
2086 | \r |