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HII Library Class interface refine.
[mirror_edk2.git] / MdeModulePkg / Universal / SetupBrowserDxe / Ui.c
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7936fb6a 1/** @file\r
2Utility functions for User Interface functions.\r
3\r
19b15d63 4Copyright (c) 2004 - 2008, Intel Corporation\r
7936fb6a 5All rights reserved. This program and the accompanying materials\r
6are licensed and made available under the terms and conditions of the BSD License\r
7which accompanies this distribution. The full text of the license may be found at\r
8http://opensource.org/licenses/bsd-license.php\r
9\r
10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#include "Ui.h"\r
16#include "Setup.h"\r
17\r
18LIST_ENTRY Menu;\r
19LIST_ENTRY gMenuList;\r
20MENU_REFRESH_ENTRY *gMenuRefreshHead;\r
21\r
22//\r
23// Search table for UiDisplayMenu()\r
24//\r
25SCAN_CODE_TO_SCREEN_OPERATION gScanCodeToOperation[] = {\r
26 {\r
27 SCAN_UP,\r
28 UiUp,\r
29 },\r
30 {\r
31 SCAN_DOWN,\r
32 UiDown,\r
33 },\r
34 {\r
35 SCAN_PAGE_UP,\r
36 UiPageUp,\r
37 },\r
38 {\r
39 SCAN_PAGE_DOWN,\r
40 UiPageDown,\r
41 },\r
42 {\r
43 SCAN_ESC,\r
44 UiReset,\r
45 },\r
46 {\r
47 SCAN_F2,\r
48 UiPrevious,\r
49 },\r
50 {\r
51 SCAN_LEFT,\r
52 UiLeft,\r
53 },\r
54 {\r
55 SCAN_RIGHT,\r
56 UiRight,\r
57 },\r
58 {\r
59 SCAN_F9,\r
60 UiDefault,\r
61 },\r
62 {\r
63 SCAN_F10,\r
64 UiSave\r
65 }\r
66};\r
67\r
68SCREEN_OPERATION_T0_CONTROL_FLAG gScreenOperationToControlFlag[] = {\r
69 {\r
70 UiNoOperation,\r
71 CfUiNoOperation,\r
72 },\r
73 {\r
74 UiDefault,\r
75 CfUiDefault,\r
76 },\r
77 {\r
78 UiSelect,\r
79 CfUiSelect,\r
80 },\r
81 {\r
82 UiUp,\r
83 CfUiUp,\r
84 },\r
85 {\r
86 UiDown,\r
87 CfUiDown,\r
88 },\r
89 {\r
90 UiLeft,\r
91 CfUiLeft,\r
92 },\r
93 {\r
94 UiRight,\r
95 CfUiRight,\r
96 },\r
97 {\r
98 UiReset,\r
99 CfUiReset,\r
100 },\r
101 {\r
102 UiSave,\r
103 CfUiSave,\r
104 },\r
105 {\r
106 UiPrevious,\r
107 CfUiPrevious,\r
108 },\r
109 {\r
110 UiPageUp,\r
111 CfUiPageUp,\r
112 },\r
113 {\r
114 UiPageDown,\r
115 CfUiPageDown\r
116 }\r
117};\r
118\r
19b15d63 119BOOLEAN mInputError;\r
aa79b0b3 120BOOLEAN GetLineByWidthFinished = FALSE;\r
19b15d63 121\r
7936fb6a 122\r
123/**\r
124 Set Buffer to Value for Size bytes.\r
125\r
126 @param Buffer Memory to set.\r
127 @param Size Number of bytes to set\r
128 @param Value Value of the set operation.\r
129\r
2e95d2b7 130 @return Value.\r
131\r
7936fb6a 132**/\r
133VOID\r
134SetUnicodeMem (\r
135 IN VOID *Buffer,\r
136 IN UINTN Size,\r
137 IN CHAR16 Value\r
138 )\r
139{\r
140 CHAR16 *Ptr;\r
141\r
142 Ptr = Buffer;\r
143 while ((Size--) != 0) {\r
144 *(Ptr++) = Value;\r
145 }\r
146}\r
147\r
148\r
149/**\r
150 Initialize Menu option list.\r
151\r
152**/\r
153VOID\r
154UiInitMenu (\r
155 VOID\r
156 )\r
157{\r
158 InitializeListHead (&Menu);\r
159}\r
160\r
161\r
162/**\r
163 Initialize Menu option list.\r
164\r
165**/\r
166VOID\r
167UiInitMenuList (\r
168 VOID\r
169 )\r
170{\r
171 InitializeListHead (&gMenuList);\r
172}\r
173\r
174\r
175/**\r
176 Remove a Menu in list, and return FormId/QuestionId for previous Menu.\r
177\r
178 @param Selection Menu selection.\r
179\r
180**/\r
181VOID\r
182UiRemoveMenuListEntry (\r
183 OUT UI_MENU_SELECTION *Selection\r
184 )\r
185{\r
186 UI_MENU_LIST *UiMenuList;\r
187\r
188 if (!IsListEmpty (&gMenuList)) {\r
189 UiMenuList = CR (gMenuList.ForwardLink, UI_MENU_LIST, MenuLink, UI_MENU_LIST_SIGNATURE);\r
190\r
191 Selection->FormId = UiMenuList->FormId;\r
192 Selection->QuestionId = UiMenuList->QuestionId;\r
193 RemoveEntryList (&UiMenuList->MenuLink);\r
f4113e1f 194 FreePool (UiMenuList);\r
7936fb6a 195 }\r
196}\r
197\r
198\r
199/**\r
200 Free Menu option linked list.\r
201\r
202**/\r
203VOID\r
204UiFreeMenuList (\r
205 VOID\r
206 )\r
207{\r
208 UI_MENU_LIST *UiMenuList;\r
209\r
210 while (!IsListEmpty (&gMenuList)) {\r
211 UiMenuList = CR (gMenuList.ForwardLink, UI_MENU_LIST, MenuLink, UI_MENU_LIST_SIGNATURE);\r
212 RemoveEntryList (&UiMenuList->MenuLink);\r
f4113e1f 213 FreePool (UiMenuList);\r
7936fb6a 214 }\r
215}\r
216\r
217\r
218/**\r
219 Add one menu entry to the linked lst\r
220\r
221 @param Selection Menu selection.\r
222\r
223**/\r
224VOID\r
225UiAddMenuListEntry (\r
226 IN UI_MENU_SELECTION *Selection\r
227 )\r
228{\r
229 UI_MENU_LIST *UiMenuList;\r
230\r
231 UiMenuList = AllocateZeroPool (sizeof (UI_MENU_LIST));\r
232 ASSERT (UiMenuList != NULL);\r
233\r
234 UiMenuList->Signature = UI_MENU_LIST_SIGNATURE;\r
235 UiMenuList->FormId = Selection->FormId;\r
236 UiMenuList->QuestionId = Selection->QuestionId;\r
237\r
238 InsertHeadList (&gMenuList, &UiMenuList->MenuLink);\r
239}\r
240\r
241\r
242/**\r
243 Free Menu option linked list.\r
244\r
245**/\r
246VOID\r
247UiFreeMenu (\r
248 VOID\r
249 )\r
250{\r
251 UI_MENU_OPTION *MenuOption;\r
252\r
253 while (!IsListEmpty (&Menu)) {\r
254 MenuOption = MENU_OPTION_FROM_LINK (Menu.ForwardLink);\r
255 RemoveEntryList (&MenuOption->Link);\r
256\r
257 //\r
258 // We allocated space for this description when we did a GetToken, free it here\r
259 //\r
260 if (MenuOption->Skip != 0) {\r
261 //\r
262 // For date/time, MenuOption->Description is shared by three Menu Options\r
263 // Data format : [01/02/2004] [11:22:33]\r
264 // Line number : 0 0 1 0 0 1\r
265 //\r
f4113e1f 266 FreePool (MenuOption->Description);\r
7936fb6a 267 }\r
f4113e1f 268 FreePool (MenuOption);\r
7936fb6a 269 }\r
270}\r
271\r
272\r
273/**\r
274 Free Menu option linked list.\r
275\r
276**/\r
277VOID\r
278UiFreeRefreshList (\r
279 VOID\r
280 )\r
281{\r
282 MENU_REFRESH_ENTRY *OldMenuRefreshEntry;\r
283\r
284 while (gMenuRefreshHead != NULL) {\r
285 OldMenuRefreshEntry = gMenuRefreshHead->Next;\r
f4113e1f 286 FreePool (gMenuRefreshHead);\r
7936fb6a 287 gMenuRefreshHead = OldMenuRefreshEntry;\r
288 }\r
289\r
290 gMenuRefreshHead = NULL;\r
291}\r
292\r
293\r
294\r
295/**\r
296 Refresh screen.\r
297\r
298**/\r
8d00a0f1 299EFI_STATUS\r
7936fb6a 300RefreshForm (\r
301 VOID\r
302 )\r
303{\r
8d00a0f1 304 CHAR16 *OptionString;\r
305 MENU_REFRESH_ENTRY *MenuRefreshEntry;\r
306 UINTN Index;\r
307 EFI_STATUS Status;\r
308 UI_MENU_SELECTION *Selection;\r
309 FORM_BROWSER_STATEMENT *Question;\r
310 EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;\r
311 EFI_HII_VALUE *HiiValue;\r
312 EFI_BROWSER_ACTION_REQUEST ActionRequest;\r
7936fb6a 313\r
314 if (gMenuRefreshHead != NULL) {\r
315\r
316 MenuRefreshEntry = gMenuRefreshHead;\r
317\r
8d00a0f1 318 //\r
319 // Reset FormPackage update flag\r
320 //\r
321 mHiiPackageListUpdated = FALSE;\r
322\r
7936fb6a 323 do {\r
324 gST->ConOut->SetAttribute (gST->ConOut, MenuRefreshEntry->CurrentAttribute);\r
325\r
326 Selection = MenuRefreshEntry->Selection;\r
327 Question = MenuRefreshEntry->MenuOption->ThisTag;\r
328\r
8d00a0f1 329 Status = GetQuestionValue (Selection->FormSet, Selection->Form, Question, FALSE);\r
330 if (EFI_ERROR (Status)) {\r
331 return Status;\r
332 }\r
333\r
334 OptionString = NULL;\r
335 ProcessOptions (Selection, MenuRefreshEntry->MenuOption, FALSE, &OptionString);\r
336\r
337 if (OptionString != NULL) {\r
338 //\r
339 // If leading spaces on OptionString - remove the spaces\r
340 //\r
341 for (Index = 0; OptionString[Index] == L' '; Index++)\r
342 ;\r
343\r
344 PrintStringAt (MenuRefreshEntry->CurrentColumn, MenuRefreshEntry->CurrentRow, &OptionString[Index]);\r
f4113e1f 345 FreePool (OptionString);\r
8d00a0f1 346 }\r
347\r
7936fb6a 348 //\r
8d00a0f1 349 // Question value may be changed, need invoke its Callback()\r
7936fb6a 350 //\r
8d00a0f1 351 ConfigAccess = Selection->FormSet->ConfigAccess;\r
7064c0a5 352 if (((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) && (ConfigAccess != NULL)) {\r
8d00a0f1 353 ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;\r
7936fb6a 354\r
8d00a0f1 355 HiiValue = &Question->HiiValue;\r
356 if (HiiValue->Type == EFI_IFR_TYPE_STRING) {\r
357 //\r
358 // Create String in HII database for Configuration Driver to retrieve\r
359 //\r
360 HiiValue->Value.string = NewString ((CHAR16 *) Question->BufferValue, Selection->FormSet->HiiHandle);\r
7936fb6a 361 }\r
362\r
8d00a0f1 363 Status = ConfigAccess->Callback (\r
364 ConfigAccess,\r
365 EFI_BROWSER_ACTION_CHANGING,\r
366 Question->QuestionId,\r
367 HiiValue->Type,\r
368 &HiiValue->Value,\r
369 &ActionRequest\r
370 );\r
7936fb6a 371\r
8d00a0f1 372 if (HiiValue->Type == EFI_IFR_TYPE_STRING) {\r
7936fb6a 373 //\r
8d00a0f1 374 // Clean the String in HII Database\r
7936fb6a 375 //\r
8d00a0f1 376 DeleteString (HiiValue->Value.string, Selection->FormSet->HiiHandle);\r
377 }\r
7936fb6a 378\r
8d00a0f1 379 if (!EFI_ERROR (Status)) {\r
380 switch (ActionRequest) {\r
381 case EFI_BROWSER_ACTION_REQUEST_RESET:\r
382 gResetRequired = TRUE;\r
383 break;\r
7936fb6a 384\r
8d00a0f1 385 case EFI_BROWSER_ACTION_REQUEST_SUBMIT:\r
386 SubmitForm (Selection->FormSet, Selection->Form);\r
387 break;\r
7936fb6a 388\r
8d00a0f1 389 case EFI_BROWSER_ACTION_REQUEST_EXIT:\r
390 Selection->Action = UI_ACTION_EXIT;\r
391 gNvUpdateRequired = FALSE;\r
392 break;\r
393\r
394 default:\r
395 break;\r
396 }\r
7936fb6a 397 }\r
398 }\r
399\r
400 MenuRefreshEntry = MenuRefreshEntry->Next;\r
401\r
402 } while (MenuRefreshEntry != NULL);\r
8d00a0f1 403\r
404 if (mHiiPackageListUpdated) {\r
405 //\r
406 // Package list is updated, force to reparse IFR binary of target Formset\r
407 //\r
408 mHiiPackageListUpdated = FALSE;\r
409 Selection->Action = UI_ACTION_REFRESH_FORMSET;\r
410 return EFI_SUCCESS;\r
411 }\r
7936fb6a 412 }\r
8d00a0f1 413\r
414 return EFI_TIMEOUT;\r
7936fb6a 415}\r
416\r
417\r
418/**\r
419 Wait for a given event to fire, or for an optional timeout to expire.\r
420\r
421 @param Event The event to wait for\r
422 @param Timeout An optional timeout value in 100 ns units.\r
423 @param RefreshInterval Menu refresh interval (in seconds).\r
424\r
425 @retval EFI_SUCCESS Event fired before Timeout expired.\r
426 @retval EFI_TIME_OUT Timout expired before Event fired.\r
427\r
428**/\r
429EFI_STATUS\r
430UiWaitForSingleEvent (\r
431 IN EFI_EVENT Event,\r
432 IN UINT64 Timeout, OPTIONAL\r
433 IN UINT8 RefreshInterval OPTIONAL\r
434 )\r
435{\r
436 EFI_STATUS Status;\r
437 UINTN Index;\r
438 EFI_EVENT TimerEvent;\r
439 EFI_EVENT WaitList[2];\r
440\r
441 if (Timeout != 0) {\r
442 //\r
443 // Create a timer event\r
444 //\r
445 Status = gBS->CreateEvent (EVT_TIMER, 0, NULL, NULL, &TimerEvent);\r
446 if (!EFI_ERROR (Status)) {\r
447 //\r
448 // Set the timer event\r
449 //\r
450 gBS->SetTimer (\r
451 TimerEvent,\r
452 TimerRelative,\r
453 Timeout\r
454 );\r
455\r
456 //\r
457 // Wait for the original event or the timer\r
458 //\r
459 WaitList[0] = Event;\r
460 WaitList[1] = TimerEvent;\r
461 Status = gBS->WaitForEvent (2, WaitList, &Index);\r
462 gBS->CloseEvent (TimerEvent);\r
463\r
464 //\r
465 // If the timer expired, change the return to timed out\r
466 //\r
467 if (!EFI_ERROR (Status) && Index == 1) {\r
468 Status = EFI_TIMEOUT;\r
469 }\r
470 }\r
471 } else {\r
472 //\r
473 // Update screen every second\r
474 //\r
475 if (RefreshInterval == 0) {\r
476 Timeout = ONE_SECOND;\r
477 } else {\r
478 Timeout = RefreshInterval * ONE_SECOND;\r
479 }\r
480\r
481 do {\r
482 Status = gBS->CreateEvent (EVT_TIMER, 0, NULL, NULL, &TimerEvent);\r
483\r
484 //\r
485 // Set the timer event\r
486 //\r
487 gBS->SetTimer (\r
488 TimerEvent,\r
489 TimerRelative,\r
490 Timeout\r
491 );\r
492\r
493 //\r
494 // Wait for the original event or the timer\r
495 //\r
496 WaitList[0] = Event;\r
497 WaitList[1] = TimerEvent;\r
498 Status = gBS->WaitForEvent (2, WaitList, &Index);\r
499\r
500 //\r
501 // If the timer expired, update anything that needs a refresh and keep waiting\r
502 //\r
503 if (!EFI_ERROR (Status) && Index == 1) {\r
504 Status = EFI_TIMEOUT;\r
505 if (RefreshInterval != 0) {\r
8d00a0f1 506 Status = RefreshForm ();\r
7936fb6a 507 }\r
508 }\r
509\r
510 gBS->CloseEvent (TimerEvent);\r
511 } while (Status == EFI_TIMEOUT);\r
512 }\r
513\r
514 return Status;\r
515}\r
516\r
517\r
518/**\r
519 Add one menu option by specified description and context.\r
520\r
521 @param String String description for this option.\r
522 @param Handle Hii handle for the package list.\r
523 @param Statement Statement of this Menu Option.\r
524 @param NumberOfLines Display lines for this Menu Option.\r
525 @param MenuItemCount The index for this Option in the Menu.\r
526\r
527**/\r
528VOID\r
529UiAddMenuOption (\r
530 IN CHAR16 *String,\r
531 IN EFI_HII_HANDLE Handle,\r
532 IN FORM_BROWSER_STATEMENT *Statement,\r
533 IN UINT16 NumberOfLines,\r
534 IN UINT16 MenuItemCount\r
535 )\r
536{\r
537 UI_MENU_OPTION *MenuOption;\r
538 UINTN Index;\r
539 UINTN Count;\r
540\r
541 Count = 1;\r
542\r
543 if (Statement->Operand == EFI_IFR_DATE_OP || Statement->Operand == EFI_IFR_TIME_OP) {\r
544 //\r
545 // Add three MenuOptions for Date/Time\r
546 // Data format : [01/02/2004] [11:22:33]\r
547 // Line number : 0 0 1 0 0 1\r
548 //\r
549 NumberOfLines = 0;\r
550 Count = 3;\r
551\r
552 if (Statement->Storage == NULL) {\r
553 //\r
554 // For RTC type of date/time, set default refresh interval to be 1 second\r
555 //\r
556 if (Statement->RefreshInterval == 0) {\r
557 Statement->RefreshInterval = 1;\r
558 }\r
559 }\r
560 }\r
561\r
562 for (Index = 0; Index < Count; Index++) {\r
563 MenuOption = AllocateZeroPool (sizeof (UI_MENU_OPTION));\r
564 ASSERT (MenuOption);\r
565\r
566 MenuOption->Signature = UI_MENU_OPTION_SIGNATURE;\r
567 MenuOption->Description = String;\r
568 MenuOption->Handle = Handle;\r
569 MenuOption->ThisTag = Statement;\r
570 MenuOption->EntryNumber = MenuItemCount;\r
571\r
572 if (Index == 2) {\r
573 //\r
574 // Override LineNumber for the MenuOption in Date/Time sequence\r
575 //\r
576 MenuOption->Skip = 1;\r
577 } else {\r
578 MenuOption->Skip = NumberOfLines;\r
579 }\r
580 MenuOption->Sequence = Index;\r
581\r
582 if (Statement->GrayOutExpression != NULL) {\r
583 MenuOption->GrayOut = Statement->GrayOutExpression->Result.Value.b;\r
584 }\r
585\r
586 if ((Statement->ValueExpression != NULL) ||\r
587 ((Statement->QuestionFlags & EFI_IFR_FLAG_READ_ONLY) != 0)) {\r
588 MenuOption->ReadOnly = TRUE;\r
589 }\r
590\r
591 InsertTailList (&Menu, &MenuOption->Link);\r
592 }\r
593}\r
594\r
595\r
596/**\r
597 Routine used to abstract a generic dialog interface and return the selected key or string\r
598\r
599 @param NumberOfLines The number of lines for the dialog box\r
600 @param HotKey Defines whether a single character is parsed\r
601 (TRUE) and returned in KeyValue or a string is\r
602 returned in StringBuffer. Two special characters\r
603 are considered when entering a string, a SCAN_ESC\r
604 and an CHAR_CARRIAGE_RETURN. SCAN_ESC terminates\r
605 string input and returns\r
606 @param MaximumStringSize The maximum size in bytes of a typed in string\r
607 (each character is a CHAR16) and the minimum\r
608 string returned is two bytes\r
609 @param StringBuffer The passed in pointer to the buffer which will\r
610 hold the typed in string if HotKey is FALSE\r
611 @param KeyValue The EFI_KEY value returned if HotKey is TRUE..\r
7936fb6a 612 @param ... A series of (quantity == NumberOfLines) text\r
613 strings which will be used to construct the dialog\r
614 box\r
615\r
616 @retval EFI_SUCCESS Displayed dialog and received user interaction\r
617 @retval EFI_INVALID_PARAMETER One of the parameters was invalid (e.g.\r
618 (StringBuffer == NULL) && (HotKey == FALSE))\r
619 @retval EFI_DEVICE_ERROR User typed in an ESC character to exit the routine\r
620\r
621**/\r
622EFI_STATUS\r
623CreateDialog (\r
624 IN UINTN NumberOfLines,\r
625 IN BOOLEAN HotKey,\r
626 IN UINTN MaximumStringSize,\r
627 OUT CHAR16 *StringBuffer,\r
628 OUT EFI_INPUT_KEY *KeyValue,\r
7936fb6a 629 ...\r
630 )\r
631{\r
632 VA_LIST Marker;\r
f4bcc90f 633 VA_LIST MarkerBackup;\r
7936fb6a 634 UINTN Count;\r
635 EFI_INPUT_KEY Key;\r
636 UINTN LargestString;\r
637 CHAR16 *TempString;\r
638 CHAR16 *BufferedString;\r
639 CHAR16 *StackString;\r
640 CHAR16 KeyPad[2];\r
641 UINTN Start;\r
642 UINTN Top;\r
643 UINTN Index;\r
644 EFI_STATUS Status;\r
645 BOOLEAN SelectionComplete;\r
646 UINTN InputOffset;\r
647 UINTN CurrentAttribute;\r
648 UINTN DimensionsWidth;\r
649 UINTN DimensionsHeight;\r
650\r
651 DimensionsWidth = gScreenDimensions.RightColumn - gScreenDimensions.LeftColumn;\r
652 DimensionsHeight = gScreenDimensions.BottomRow - gScreenDimensions.TopRow;\r
653\r
654 SelectionComplete = FALSE;\r
655 InputOffset = 0;\r
656 TempString = AllocateZeroPool (MaximumStringSize * 2);\r
657 BufferedString = AllocateZeroPool (MaximumStringSize * 2);\r
658 CurrentAttribute = gST->ConOut->Mode->Attribute;\r
659\r
660 ASSERT (TempString);\r
661 ASSERT (BufferedString);\r
662\r
f4bcc90f 663 VA_START (Marker, KeyValue);\r
664 MarkerBackup = Marker;\r
7936fb6a 665\r
666 //\r
667 // Zero the outgoing buffer\r
668 //\r
669 ZeroMem (StringBuffer, MaximumStringSize);\r
670\r
671 if (HotKey) {\r
672 if (KeyValue == NULL) {\r
673 return EFI_INVALID_PARAMETER;\r
674 }\r
675 } else {\r
676 if (StringBuffer == NULL) {\r
677 return EFI_INVALID_PARAMETER;\r
678 }\r
679 }\r
680 //\r
681 // Disable cursor\r
682 //\r
683 gST->ConOut->EnableCursor (gST->ConOut, FALSE);\r
684\r
f4bcc90f 685 LargestString = 0;\r
7936fb6a 686\r
7936fb6a 687 //\r
688 // Determine the largest string in the dialog box\r
689 // Notice we are starting with 1 since String is the first string\r
690 //\r
f4bcc90f 691 for (Count = 0; Count < NumberOfLines; Count++) {\r
7936fb6a 692 StackString = VA_ARG (Marker, CHAR16 *);\r
693\r
694 if (StackString[0] == L' ') {\r
695 InputOffset = Count + 1;\r
696 }\r
697\r
698 if ((GetStringWidth (StackString) / 2) > LargestString) {\r
699 //\r
700 // Size of the string visually and subtract the width by one for the null-terminator\r
701 //\r
702 LargestString = (GetStringWidth (StackString) / 2);\r
703 }\r
704 }\r
705\r
706 Start = (DimensionsWidth - LargestString - 2) / 2 + gScreenDimensions.LeftColumn + 1;\r
707 Top = ((DimensionsHeight - NumberOfLines - 2) / 2) + gScreenDimensions.TopRow - 1;\r
708\r
709 Count = 0;\r
710\r
711 //\r
712 // Display the Popup\r
713 //\r
f4bcc90f 714 CreateSharedPopUp (LargestString, NumberOfLines, MarkerBackup);\r
7936fb6a 715\r
716 //\r
717 // Take the first key typed and report it back?\r
718 //\r
719 if (HotKey) {\r
720 Status = WaitForKeyStroke (&Key);\r
721 ASSERT_EFI_ERROR (Status);\r
722 CopyMem (KeyValue, &Key, sizeof (EFI_INPUT_KEY));\r
723\r
724 } else {\r
725 do {\r
726 Status = WaitForKeyStroke (&Key);\r
727\r
728 switch (Key.UnicodeChar) {\r
729 case CHAR_NULL:\r
730 switch (Key.ScanCode) {\r
731 case SCAN_ESC:\r
f4113e1f 732 FreePool (TempString);\r
733 FreePool (BufferedString);\r
7936fb6a 734 gST->ConOut->SetAttribute (gST->ConOut, CurrentAttribute);\r
735 gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
736 return EFI_DEVICE_ERROR;\r
737\r
738 default:\r
739 break;\r
740 }\r
741\r
742 break;\r
743\r
744 case CHAR_CARRIAGE_RETURN:\r
745 SelectionComplete = TRUE;\r
f4113e1f 746 FreePool (TempString);\r
747 FreePool (BufferedString);\r
7936fb6a 748 gST->ConOut->SetAttribute (gST->ConOut, CurrentAttribute);\r
749 gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
750 return EFI_SUCCESS;\r
751 break;\r
752\r
753 case CHAR_BACKSPACE:\r
754 if (StringBuffer[0] != CHAR_NULL) {\r
755 for (Index = 0; StringBuffer[Index] != CHAR_NULL; Index++) {\r
756 TempString[Index] = StringBuffer[Index];\r
757 }\r
758 //\r
759 // Effectively truncate string by 1 character\r
760 //\r
761 TempString[Index - 1] = CHAR_NULL;\r
762 StrCpy (StringBuffer, TempString);\r
763 }\r
764\r
765 default:\r
766 //\r
767 // If it is the beginning of the string, don't worry about checking maximum limits\r
768 //\r
769 if ((StringBuffer[0] == CHAR_NULL) && (Key.UnicodeChar != CHAR_BACKSPACE)) {\r
770 StrnCpy (StringBuffer, &Key.UnicodeChar, 1);\r
771 StrnCpy (TempString, &Key.UnicodeChar, 1);\r
772 } else if ((GetStringWidth (StringBuffer) < MaximumStringSize) && (Key.UnicodeChar != CHAR_BACKSPACE)) {\r
773 KeyPad[0] = Key.UnicodeChar;\r
774 KeyPad[1] = CHAR_NULL;\r
775 StrCat (StringBuffer, KeyPad);\r
776 StrCat (TempString, KeyPad);\r
777 }\r
778 //\r
779 // If the width of the input string is now larger than the screen, we nee to\r
780 // adjust the index to start printing portions of the string\r
781 //\r
782 SetUnicodeMem (BufferedString, LargestString, L' ');\r
783\r
784 PrintStringAt (Start + 1, Top + InputOffset, BufferedString);\r
785\r
786 if ((GetStringWidth (StringBuffer) / 2) > (DimensionsWidth - 2)) {\r
787 Index = (GetStringWidth (StringBuffer) / 2) - DimensionsWidth + 2;\r
788 } else {\r
789 Index = 0;\r
790 }\r
791\r
792 for (Count = 0; Index + 1 < GetStringWidth (StringBuffer) / 2; Index++, Count++) {\r
793 BufferedString[Count] = StringBuffer[Index];\r
794 }\r
795\r
796 PrintStringAt (Start + 1, Top + InputOffset, BufferedString);\r
797 break;\r
798 }\r
799 } while (!SelectionComplete);\r
800 }\r
801\r
802 gST->ConOut->SetAttribute (gST->ConOut, CurrentAttribute);\r
803 gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
804 return EFI_SUCCESS;\r
805}\r
806\r
807/**\r
808 Draw a pop up windows based on the dimension, number of lines and\r
809 strings specified.\r
810\r
811 @param RequestedWidth The width of the pop-up.\r
812 @param NumberOfLines The number of lines.\r
f4bcc90f 813 @param Marker The variable argument list for the list of string to be printed.\r
7936fb6a 814\r
815**/\r
816VOID\r
817CreateSharedPopUp (\r
818 IN UINTN RequestedWidth,\r
819 IN UINTN NumberOfLines,\r
f4bcc90f 820 IN VA_LIST Marker\r
7936fb6a 821 )\r
822{\r
823 UINTN Index;\r
824 UINTN Count;\r
825 CHAR16 Character;\r
826 UINTN Start;\r
827 UINTN End;\r
828 UINTN Top;\r
829 UINTN Bottom;\r
830 CHAR16 *String;\r
831 UINTN DimensionsWidth;\r
832 UINTN DimensionsHeight;\r
833\r
834 DimensionsWidth = gScreenDimensions.RightColumn - gScreenDimensions.LeftColumn;\r
835 DimensionsHeight = gScreenDimensions.BottomRow - gScreenDimensions.TopRow;\r
836\r
7936fb6a 837 gST->ConOut->SetAttribute (gST->ConOut, POPUP_TEXT | POPUP_BACKGROUND);\r
838\r
839 if ((RequestedWidth + 2) > DimensionsWidth) {\r
840 RequestedWidth = DimensionsWidth - 2;\r
841 }\r
842\r
843 //\r
844 // Subtract the PopUp width from total Columns, allow for one space extra on\r
845 // each end plus a border.\r
846 //\r
847 Start = (DimensionsWidth - RequestedWidth - 2) / 2 + gScreenDimensions.LeftColumn + 1;\r
848 End = Start + RequestedWidth + 1;\r
849\r
850 Top = ((DimensionsHeight - NumberOfLines - 2) / 2) + gScreenDimensions.TopRow - 1;\r
851 Bottom = Top + NumberOfLines + 2;\r
852\r
853 Character = BOXDRAW_DOWN_RIGHT;\r
854 PrintCharAt (Start, Top, Character);\r
855 Character = BOXDRAW_HORIZONTAL;\r
856 for (Index = Start; Index + 2 < End; Index++) {\r
857 PrintChar (Character);\r
858 }\r
859\r
860 Character = BOXDRAW_DOWN_LEFT;\r
861 PrintChar (Character);\r
862 Character = BOXDRAW_VERTICAL;\r
f4bcc90f 863\r
864 Count = 0;\r
865 for (Index = Top; Index + 2 < Bottom; Index++, Count++) {\r
866 String = VA_ARG (Marker, CHAR16*);\r
7936fb6a 867\r
868 //\r
869 // This will clear the background of the line - we never know who might have been\r
870 // here before us. This differs from the next clear in that it used the non-reverse\r
871 // video for normal printing.\r
872 //\r
873 if (GetStringWidth (String) / 2 > 1) {\r
874 ClearLines (Start, End, Index + 1, Index + 1, POPUP_TEXT | POPUP_BACKGROUND);\r
875 }\r
876\r
877 //\r
878 // Passing in a space results in the assumption that this is where typing will occur\r
879 //\r
880 if (String[0] == L' ') {\r
881 ClearLines (Start + 1, End - 1, Index + 1, Index + 1, POPUP_INVERSE_TEXT | POPUP_INVERSE_BACKGROUND);\r
882 }\r
883\r
884 //\r
885 // Passing in a NULL results in a blank space\r
886 //\r
887 if (String[0] == CHAR_NULL) {\r
888 ClearLines (Start, End, Index + 1, Index + 1, POPUP_TEXT | POPUP_BACKGROUND);\r
889 }\r
890\r
891 PrintStringAt (\r
892 ((DimensionsWidth - GetStringWidth (String) / 2) / 2) + gScreenDimensions.LeftColumn + 1,\r
893 Index + 1,\r
894 String\r
895 );\r
896 gST->ConOut->SetAttribute (gST->ConOut, POPUP_TEXT | POPUP_BACKGROUND);\r
897 PrintCharAt (Start, Index + 1, Character);\r
898 PrintCharAt (End - 1, Index + 1, Character);\r
899 }\r
900\r
901 Character = BOXDRAW_UP_RIGHT;\r
902 PrintCharAt (Start, Bottom - 1, Character);\r
903 Character = BOXDRAW_HORIZONTAL;\r
904 for (Index = Start; Index + 2 < End; Index++) {\r
905 PrintChar (Character);\r
906 }\r
907\r
908 Character = BOXDRAW_UP_LEFT;\r
909 PrintChar (Character);\r
910}\r
911\r
912/**\r
913 Draw a pop up windows based on the dimension, number of lines and\r
914 strings specified.\r
915\r
916 @param RequestedWidth The width of the pop-up.\r
917 @param NumberOfLines The number of lines.\r
7936fb6a 918 @param ... A series of text strings that displayed in the pop-up.\r
919\r
920**/\r
921VOID\r
922CreatePopUp (\r
923 IN UINTN RequestedWidth,\r
924 IN UINTN NumberOfLines,\r
7936fb6a 925 ...\r
926 )\r
927{\r
f4bcc90f 928 VA_LIST Marker;\r
929\r
930 VA_START (Marker, NumberOfLines);\r
931 \r
932 CreateSharedPopUp (RequestedWidth, NumberOfLines, Marker);\r
933\r
934 VA_END (Marker);\r
7936fb6a 935}\r
936\r
937\r
938/**\r
939 Update status bar on the bottom of menu.\r
940\r
941 @param MessageType The type of message to be shown.\r
942 @param Flags The flags in Question header.\r
943 @param State Set or clear.\r
944\r
945**/\r
946VOID\r
947UpdateStatusBar (\r
948 IN UINTN MessageType,\r
949 IN UINT8 Flags,\r
950 IN BOOLEAN State\r
951 )\r
952{\r
953 UINTN Index;\r
7936fb6a 954 CHAR16 *NvUpdateMessage;\r
955 CHAR16 *InputErrorMessage;\r
956\r
957 NvUpdateMessage = GetToken (STRING_TOKEN (NV_UPDATE_MESSAGE), gHiiHandle);\r
958 InputErrorMessage = GetToken (STRING_TOKEN (INPUT_ERROR_MESSAGE), gHiiHandle);\r
959\r
960 switch (MessageType) {\r
961 case INPUT_ERROR:\r
962 if (State) {\r
963 gST->ConOut->SetAttribute (gST->ConOut, ERROR_TEXT);\r
964 PrintStringAt (\r
965 gScreenDimensions.LeftColumn + gPromptBlockWidth,\r
966 gScreenDimensions.BottomRow - 1,\r
967 InputErrorMessage\r
968 );\r
19b15d63 969 mInputError = TRUE;\r
7936fb6a 970 } else {\r
971 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_HIGHLIGHT);\r
972 for (Index = 0; Index < (GetStringWidth (InputErrorMessage) - 2) / 2; Index++) {\r
973 PrintAt (gScreenDimensions.LeftColumn + gPromptBlockWidth + Index, gScreenDimensions.BottomRow - 1, L" ");\r
974 }\r
975\r
19b15d63 976 mInputError = FALSE;\r
7936fb6a 977 }\r
978 break;\r
979\r
980 case NV_UPDATE_REQUIRED:\r
981 if (gClassOfVfr != EFI_FRONT_PAGE_SUBCLASS) {\r
982 if (State) {\r
983 gST->ConOut->SetAttribute (gST->ConOut, INFO_TEXT);\r
984 PrintStringAt (\r
985 gScreenDimensions.LeftColumn + gPromptBlockWidth + gOptionBlockWidth,\r
986 gScreenDimensions.BottomRow - 1,\r
987 NvUpdateMessage\r
988 );\r
989 gResetRequired = (BOOLEAN) (gResetRequired | ((Flags & EFI_IFR_FLAG_RESET_REQUIRED) == EFI_IFR_FLAG_RESET_REQUIRED));\r
990\r
991 gNvUpdateRequired = TRUE;\r
992 } else {\r
993 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_HIGHLIGHT);\r
994 for (Index = 0; Index < (GetStringWidth (NvUpdateMessage) - 2) / 2; Index++) {\r
995 PrintAt (\r
996 (gScreenDimensions.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + Index),\r
997 gScreenDimensions.BottomRow - 1,\r
998 L" "\r
999 );\r
1000 }\r
1001\r
1002 gNvUpdateRequired = FALSE;\r
1003 }\r
1004 }\r
1005 break;\r
1006\r
1007 case REFRESH_STATUS_BAR:\r
19b15d63 1008 if (mInputError) {\r
7936fb6a 1009 UpdateStatusBar (INPUT_ERROR, Flags, TRUE);\r
1010 }\r
1011\r
1012 if (gNvUpdateRequired) {\r
1013 UpdateStatusBar (NV_UPDATE_REQUIRED, Flags, TRUE);\r
1014 }\r
1015 break;\r
1016\r
1017 default:\r
1018 break;\r
1019 }\r
1020\r
f4113e1f 1021 FreePool (InputErrorMessage);\r
1022 FreePool (NvUpdateMessage);\r
7936fb6a 1023 return ;\r
1024}\r
1025\r
1026\r
1027/**\r
1028 Get the supported width for a particular op-code\r
1029\r
1030 @param Statement The FORM_BROWSER_STATEMENT structure passed in.\r
1031 @param Handle The handle in the HII database being used\r
1032\r
1033 @return Returns the number of CHAR16 characters that is support.\r
1034\r
1035**/\r
1036UINT16\r
1037GetWidth (\r
1038 IN FORM_BROWSER_STATEMENT *Statement,\r
1039 IN EFI_HII_HANDLE Handle\r
1040 )\r
1041{\r
1042 CHAR16 *String;\r
1043 UINTN Size;\r
1044 UINT16 Width;\r
1045\r
1046 Size = 0;\r
1047\r
1048 //\r
1049 // See if the second text parameter is really NULL\r
1050 //\r
1051 if ((Statement->Operand == EFI_IFR_TEXT_OP) && (Statement->TextTwo != 0)) {\r
1052 String = GetToken (Statement->TextTwo, Handle);\r
1053 Size = StrLen (String);\r
f4113e1f 1054 FreePool (String);\r
7936fb6a 1055 }\r
1056\r
1057 if ((Statement->Operand == EFI_IFR_SUBTITLE_OP) ||\r
1058 (Statement->Operand == EFI_IFR_REF_OP) ||\r
1059 (Statement->Operand == EFI_IFR_PASSWORD_OP) ||\r
1060 (Statement->Operand == EFI_IFR_ACTION_OP) ||\r
1061 (Statement->Operand == EFI_IFR_RESET_BUTTON_OP) ||\r
1062 //\r
1063 // Allow a wide display if text op-code and no secondary text op-code\r
1064 //\r
1065 ((Statement->Operand == EFI_IFR_TEXT_OP) && (Size == 0))\r
1066 ) {\r
1067 Width = (UINT16) (gPromptBlockWidth + gOptionBlockWidth);\r
1068 } else {\r
1069 Width = (UINT16) gPromptBlockWidth;\r
1070 }\r
1071\r
1072 if (Statement->InSubtitle) {\r
1073 Width -= SUBTITLE_INDENT;\r
1074 }\r
1075\r
1076 return Width;\r
1077}\r
1078\r
7936fb6a 1079/**\r
1080 Will copy LineWidth amount of a string in the OutputString buffer and return the\r
1081 number of CHAR16 characters that were copied into the OutputString buffer.\r
1082\r
1083 @param InputString String description for this option.\r
1084 @param LineWidth Width of the desired string to extract in CHAR16\r
1085 characters\r
1086 @param Index Where in InputString to start the copy process\r
1087 @param OutputString Buffer to copy the string into\r
1088\r
1089 @return Returns the number of CHAR16 characters that were copied into the OutputString buffer.\r
1090\r
1091**/\r
1092UINT16\r
1093GetLineByWidth (\r
1094 IN CHAR16 *InputString,\r
1095 IN UINT16 LineWidth,\r
1096 IN OUT UINTN *Index,\r
1097 OUT CHAR16 **OutputString\r
1098 )\r
1099{\r
1100 UINT16 Count;\r
1101 UINT16 Count2;\r
1102\r
1103 if (GetLineByWidthFinished) {\r
1104 GetLineByWidthFinished = FALSE;\r
1105 return (UINT16) 0;\r
1106 }\r
1107\r
1108 Count = LineWidth;\r
1109 Count2 = 0;\r
1110\r
1111 *OutputString = AllocateZeroPool (((UINTN) (LineWidth + 1) * 2));\r
1112\r
1113 //\r
1114 // Ensure we have got a valid buffer\r
1115 //\r
1116 if (*OutputString != NULL) {\r
1117\r
1118 //\r
1119 //NARROW_CHAR can not be printed in screen, so if a line only contain the two CHARs: 'NARROW_CHAR + CHAR_CARRIAGE_RETURN' , it is a empty line in Screen.\r
1120 //To avoid displaying this empty line in screen, just skip the two CHARs here.\r
1121 //\r
1122 if ((InputString[*Index] == NARROW_CHAR) && (InputString[*Index + 1] == CHAR_CARRIAGE_RETURN)) {\r
1123 *Index = *Index + 2;\r
1124 }\r
1125\r
1126 //\r
1127 // Fast-forward the string and see if there is a carriage-return in the string\r
1128 //\r
1129 for (; (InputString[*Index + Count2] != CHAR_CARRIAGE_RETURN) && (Count2 != LineWidth); Count2++)\r
1130 ;\r
1131\r
1132 //\r
1133 // Copy the desired LineWidth of data to the output buffer.\r
1134 // Also make sure that we don't copy more than the string.\r
1135 // Also make sure that if there are linefeeds, we account for them.\r
1136 //\r
1137 if ((StrSize (&InputString[*Index]) <= ((UINTN) (LineWidth + 1) * 2)) &&\r
1138 (StrSize (&InputString[*Index]) <= ((UINTN) (Count2 + 1) * 2))\r
1139 ) {\r
1140 //\r
1141 // Convert to CHAR16 value and show that we are done with this operation\r
1142 //\r
1143 LineWidth = (UINT16) ((StrSize (&InputString[*Index]) - 2) / 2);\r
1144 if (LineWidth != 0) {\r
1145 GetLineByWidthFinished = TRUE;\r
1146 }\r
1147 } else {\r
1148 if (Count2 == LineWidth) {\r
1149 //\r
1150 // Rewind the string from the maximum size until we see a space to break the line\r
1151 //\r
1152 for (; (InputString[*Index + LineWidth] != CHAR_SPACE) && (LineWidth != 0); LineWidth--)\r
1153 ;\r
1154 if (LineWidth == 0) {\r
1155 LineWidth = Count;\r
1156 }\r
1157 } else {\r
1158 LineWidth = Count2;\r
1159 }\r
1160 }\r
1161\r
1162 CopyMem (*OutputString, &InputString[*Index], LineWidth * 2);\r
1163\r
1164 //\r
1165 // If currently pointing to a space, increment the index to the first non-space character\r
1166 //\r
1167 for (;\r
1168 (InputString[*Index + LineWidth] == CHAR_SPACE) || (InputString[*Index + LineWidth] == CHAR_CARRIAGE_RETURN);\r
1169 (*Index)++\r
1170 )\r
1171 ;\r
1172 *Index = (UINT16) (*Index + LineWidth);\r
1173 return LineWidth;\r
1174 } else {\r
1175 return (UINT16) 0;\r
1176 }\r
1177}\r
1178\r
1179\r
1180/**\r
1181 Update display lines for a Menu Option.\r
1182\r
1183 @param Selection The user's selection.\r
1184 @param MenuOption The MenuOption to be checked.\r
1185 @param OptionalString The option string.\r
1186 @param SkipValue The number of lins to skip.\r
1187\r
7936fb6a 1188**/\r
1189VOID\r
1190UpdateOptionSkipLines (\r
1191 IN UI_MENU_SELECTION *Selection,\r
1192 IN UI_MENU_OPTION *MenuOption,\r
1193 OUT CHAR16 **OptionalString,\r
1194 IN UINTN SkipValue\r
1195 )\r
1196{\r
1197 UINTN Index;\r
1198 UINT16 Width;\r
1199 UINTN Row;\r
1200 UINTN OriginalRow;\r
1201 CHAR16 *OutputString;\r
1202 CHAR16 *OptionString;\r
1203\r
1204 Row = 0;\r
1205 OptionString = *OptionalString;\r
1206 OutputString = NULL;\r
1207\r
1208 ProcessOptions (Selection, MenuOption, FALSE, &OptionString);\r
1209\r
1210 if (OptionString != NULL) {\r
1211 Width = (UINT16) gOptionBlockWidth;\r
1212\r
1213 OriginalRow = Row;\r
1214\r
1215 for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
1216 //\r
1217 // If there is more string to process print on the next row and increment the Skip value\r
1218 //\r
d1a54e2c 1219 if (StrLen (&OptionString[Index]) != 0) {\r
7936fb6a 1220 if (SkipValue == 0) {\r
1221 Row++;\r
1222 //\r
1223 // Since the Number of lines for this menu entry may or may not be reflected accurately\r
1224 // since the prompt might be 1 lines and option might be many, and vice versa, we need to do\r
1225 // some testing to ensure we are keeping this in-sync.\r
1226 //\r
1227 // If the difference in rows is greater than or equal to the skip value, increase the skip value\r
1228 //\r
1229 if ((Row - OriginalRow) >= MenuOption->Skip) {\r
1230 MenuOption->Skip++;\r
1231 }\r
1232 }\r
1233 }\r
1234\r
f4113e1f 1235 FreePool (OutputString);\r
7936fb6a 1236 if (SkipValue != 0) {\r
1237 SkipValue--;\r
1238 }\r
1239 }\r
1240\r
1241 Row = OriginalRow;\r
1242 }\r
1243\r
1244 *OptionalString = OptionString;\r
1245}\r
1246\r
1247\r
1248/**\r
1249 Check whether this Menu Option could be highlighted.\r
1250\r
1251 This is an internal function.\r
1252\r
1253 @param MenuOption The MenuOption to be checked.\r
1254\r
1255 @retval TRUE This Menu Option is selectable.\r
1256 @retval FALSE This Menu Option could not be selected.\r
1257\r
1258**/\r
1259BOOLEAN\r
1260IsSelectable (\r
1261 UI_MENU_OPTION *MenuOption\r
1262 )\r
1263{\r
1264 if ((MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP) ||\r
1265 MenuOption->GrayOut || MenuOption->ReadOnly) {\r
1266 return FALSE;\r
1267 } else {\r
1268 return TRUE;\r
1269 }\r
1270}\r
1271\r
1272\r
1273/**\r
1274 Determine if the menu is the last menu that can be selected.\r
1275\r
1276 This is an internal function.\r
1277 \r
1278 @param Direction The scroll direction. False is down. True is up.\r
1279 @param CurrentPos The current focus.\r
1280\r
1281 @return FALSE -- the menu isn't the last menu that can be selected.\r
1282 @return TRUE -- the menu is the last menu that can be selected.\r
1283\r
1284**/\r
1285BOOLEAN\r
1286ValueIsScroll (\r
1287 IN BOOLEAN Direction,\r
1288 IN LIST_ENTRY *CurrentPos\r
1289 )\r
1290{\r
1291 LIST_ENTRY *Temp;\r
1292 UI_MENU_OPTION *MenuOption;\r
1293\r
1294 Temp = Direction ? CurrentPos->BackLink : CurrentPos->ForwardLink;\r
1295\r
1296 if (Temp == &Menu) {\r
1297 return TRUE;\r
1298 }\r
1299\r
1300 for (; Temp != &Menu; Temp = Direction ? Temp->BackLink : Temp->ForwardLink) {\r
1301 MenuOption = MENU_OPTION_FROM_LINK (Temp);\r
1302 if (IsSelectable (MenuOption)) {\r
1303 return FALSE;\r
1304 }\r
1305 }\r
1306\r
1307 return TRUE;\r
1308}\r
1309\r
1310\r
1311/**\r
1312 Move to next selectable statement.\r
1313 \r
1314 This is an internal function.\r
1315 \r
1316 @param GoUp The navigation direction. TRUE: up, FALSE: down.\r
1317 @param CurrentPosition Current position.\r
1318\r
1319 @return The row distance from current MenuOption to next selectable MenuOption.\r
1320\r
1321**/\r
1322INTN\r
1323MoveToNextStatement (\r
1324 IN BOOLEAN GoUp,\r
1325 IN OUT LIST_ENTRY **CurrentPosition\r
1326 )\r
1327{\r
1328 INTN Distance;\r
1329 LIST_ENTRY *Pos;\r
1330 BOOLEAN HitEnd;\r
1331 UI_MENU_OPTION *NextMenuOption;\r
1332\r
1333 Distance = 0;\r
1334 Pos = *CurrentPosition;\r
1335 HitEnd = FALSE;\r
1336\r
1337 while (TRUE) {\r
1338 NextMenuOption = MENU_OPTION_FROM_LINK (Pos);\r
1339 if (IsSelectable (NextMenuOption)) {\r
1340 break;\r
1341 }\r
1342 if ((GoUp ? Pos->BackLink : Pos->ForwardLink) == &Menu) {\r
1343 HitEnd = TRUE;\r
1344 break;\r
1345 }\r
1346 Distance += NextMenuOption->Skip;\r
1347 Pos = (GoUp ? Pos->BackLink : Pos->ForwardLink);\r
1348 }\r
1349\r
1350 if (HitEnd) {\r
1351 //\r
1352 // If we hit end there is still no statement can be focused,\r
1353 // we go backwards to find the statement can be focused.\r
1354 //\r
1355 Distance = 0;\r
1356 Pos = *CurrentPosition;\r
1357\r
1358 while (TRUE) {\r
1359 NextMenuOption = MENU_OPTION_FROM_LINK (Pos);\r
1360 if (IsSelectable (NextMenuOption)) {\r
1361 break;\r
1362 }\r
1363 if ((!GoUp ? Pos->BackLink : Pos->ForwardLink) == &Menu) {\r
1364 ASSERT (FALSE);\r
1365 break;\r
1366 }\r
1367 Distance -= NextMenuOption->Skip;\r
1368 Pos = (!GoUp ? Pos->BackLink : Pos->ForwardLink);\r
1369 }\r
1370 }\r
1371\r
1372 *CurrentPosition = &NextMenuOption->Link;\r
1373 return Distance;\r
1374}\r
1375\r
1376\r
1377/**\r
1378 Adjust Data and Time position accordingly.\r
1379 Data format : [01/02/2004] [11:22:33]\r
1380 Line number : 0 0 1 0 0 1\r
1381 \r
1382 This is an internal function.\r
1383\r
1384 @param DirectionUp the up or down direction. False is down. True is\r
1385 up.\r
1386 @param CurrentPosition Current position. On return: Point to the last\r
1387 Option (Year or Second) if up; Point to the first\r
1388 Option (Month or Hour) if down.\r
1389\r
1390 @return Return line number to pad. It is possible that we stand on a zero-advance\r
1391 @return data or time opcode, so pad one line when we judge if we are going to scroll outside.\r
1392\r
1393**/\r
1394UINTN\r
1395AdjustDateAndTimePosition (\r
1396 IN BOOLEAN DirectionUp,\r
1397 IN OUT LIST_ENTRY **CurrentPosition\r
1398 )\r
1399{\r
1400 UINTN Count;\r
1401 LIST_ENTRY *NewPosition;\r
1402 UI_MENU_OPTION *MenuOption;\r
1403 UINTN PadLineNumber;\r
1404\r
1405 PadLineNumber = 0;\r
1406 NewPosition = *CurrentPosition;\r
1407 MenuOption = MENU_OPTION_FROM_LINK (NewPosition);\r
1408\r
1409 if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) ||\r
1410 (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
1411 //\r
1412 // Calculate the distance from current position to the last Date/Time MenuOption\r
1413 //\r
1414 Count = 0;\r
1415 while (MenuOption->Skip == 0) {\r
1416 Count++;\r
1417 NewPosition = NewPosition->ForwardLink;\r
1418 MenuOption = MENU_OPTION_FROM_LINK (NewPosition);\r
1419 PadLineNumber = 1;\r
1420 }\r
1421\r
1422 NewPosition = *CurrentPosition;\r
1423 if (DirectionUp) {\r
1424 //\r
1425 // Since the behavior of hitting the up arrow on a Date/Time MenuOption is intended\r
1426 // to be one that back to the previous set of MenuOptions, we need to advance to the first\r
1427 // Date/Time MenuOption and leave the remaining logic in CfUiUp intact so the appropriate\r
1428 // checking can be done.\r
1429 //\r
1430 while (Count++ < 2) {\r
1431 NewPosition = NewPosition->BackLink;\r
1432 }\r
1433 } else {\r
1434 //\r
1435 // Since the behavior of hitting the down arrow on a Date/Time MenuOption is intended\r
1436 // to be one that progresses to the next set of MenuOptions, we need to advance to the last\r
1437 // Date/Time MenuOption and leave the remaining logic in CfUiDown intact so the appropriate\r
1438 // checking can be done.\r
1439 //\r
1440 while (Count-- > 0) {\r
1441 NewPosition = NewPosition->ForwardLink;\r
1442 }\r
1443 }\r
1444\r
1445 *CurrentPosition = NewPosition;\r
1446 }\r
1447\r
1448 return PadLineNumber;\r
1449}\r
1450\r
cb7d01c0 1451/**\r
1452 Find HII Handle in the HII database associated with given Device Path.\r
1453\r
1454 If DevicePath is NULL, then ASSERT.\r
1455\r
1456 @param DevicePath Device Path associated with the HII package list\r
1457 handle.\r
1458\r
1459 @retval Handle HII package list Handle associated with the Device\r
1460 Path.\r
1461 @retval NULL Hii Package list handle is not found.\r
1462\r
1463**/\r
1464EFI_HII_HANDLE\r
1465EFIAPI\r
1466DevicePathToHiiHandle (\r
1467 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
1468 )\r
1469{\r
1470 EFI_STATUS Status;\r
1471 EFI_DEVICE_PATH_PROTOCOL *TmpDevicePath;\r
1472 UINTN BufferSize;\r
1473 UINTN HandleCount;\r
1474 UINTN Index;\r
1475 EFI_HANDLE Handle;\r
1476 EFI_HANDLE DriverHandle;\r
1477 EFI_HII_HANDLE *HiiHandles;\r
1478 EFI_HII_HANDLE HiiHandle;\r
1479\r
1480 ASSERT (DevicePath != NULL);\r
1481\r
1482 TmpDevicePath = DevicePath;\r
1483 //\r
1484 // Locate Device Path Protocol handle buffer\r
1485 //\r
1486 Status = gBS->LocateDevicePath (\r
1487 &gEfiDevicePathProtocolGuid,\r
1488 &TmpDevicePath,\r
1489 &DriverHandle\r
1490 );\r
1491 if (EFI_ERROR (Status) || !IsDevicePathEnd (TmpDevicePath)) {\r
1492 return NULL;\r
1493 }\r
1494\r
1495 //\r
1496 // Retrieve all HII Handles from HII database\r
1497 //\r
1498 BufferSize = 0x1000;\r
1499 HiiHandles = AllocatePool (BufferSize);\r
1500 ASSERT (HiiHandles != NULL);\r
1501 Status = mHiiDatabase->ListPackageLists (\r
1502 mHiiDatabase,\r
1503 EFI_HII_PACKAGE_TYPE_ALL,\r
1504 NULL,\r
1505 &BufferSize,\r
1506 HiiHandles\r
1507 );\r
1508 if (Status == EFI_BUFFER_TOO_SMALL) {\r
1509 FreePool (HiiHandles);\r
1510 HiiHandles = AllocatePool (BufferSize);\r
1511 ASSERT (HiiHandles != NULL);\r
1512\r
1513 Status = mHiiDatabase->ListPackageLists (\r
1514 mHiiDatabase,\r
1515 EFI_HII_PACKAGE_TYPE_ALL,\r
1516 NULL,\r
1517 &BufferSize,\r
1518 HiiHandles\r
1519 );\r
1520 }\r
1521\r
1522 if (EFI_ERROR (Status)) {\r
1523 FreePool (HiiHandles);\r
1524 return NULL;\r
1525 }\r
1526\r
1527 //\r
1528 // Search Hii Handle by Driver Handle\r
1529 //\r
1530 HiiHandle = NULL;\r
1531 HandleCount = BufferSize / sizeof (EFI_HII_HANDLE);\r
1532 for (Index = 0; Index < HandleCount; Index++) {\r
1533 Status = mHiiDatabase->GetPackageListHandle (\r
1534 mHiiDatabase,\r
1535 HiiHandles[Index],\r
1536 &Handle\r
1537 );\r
1538 if (!EFI_ERROR (Status) && (Handle == DriverHandle)) {\r
1539 HiiHandle = HiiHandles[Index];\r
1540 break;\r
1541 }\r
1542 }\r
1543\r
1544 FreePool (HiiHandles);\r
1545 return HiiHandle;\r
1546}\r
7936fb6a 1547\r
1548/**\r
1549 Display menu and wait for user to select one menu option, then return it.\r
1550 If AutoBoot is enabled, then if user doesn't select any option,\r
1551 after period of time, it will automatically return the first menu option.\r
1552\r
1553 @param Selection Menu selection.\r
1554\r
1555 @retval EFI_SUCESSS This function always return successfully for now.\r
1556\r
1557**/\r
1558EFI_STATUS\r
1559UiDisplayMenu (\r
1560 IN OUT UI_MENU_SELECTION *Selection\r
1561 )\r
1562{\r
1563 INTN SkipValue;\r
1564 INTN Difference;\r
1565 INTN OldSkipValue;\r
1566 UINTN DistanceValue;\r
1567 UINTN Row;\r
1568 UINTN Col;\r
1569 UINTN Temp;\r
1570 UINTN Temp2;\r
1571 UINTN TopRow;\r
1572 UINTN BottomRow;\r
1573 UINTN OriginalRow;\r
1574 UINTN Index;\r
1575 UINT32 Count;\r
1576 UINT16 Width;\r
1577 CHAR16 *StringPtr;\r
1578 CHAR16 *OptionString;\r
1579 CHAR16 *OutputString;\r
1580 CHAR16 *FormattedString;\r
1581 CHAR16 YesResponse;\r
1582 CHAR16 NoResponse;\r
1583 BOOLEAN NewLine;\r
1584 BOOLEAN Repaint;\r
1585 BOOLEAN SavedValue;\r
1586 EFI_STATUS Status;\r
1587 EFI_INPUT_KEY Key;\r
1588 LIST_ENTRY *Link;\r
1589 LIST_ENTRY *NewPos;\r
1590 LIST_ENTRY *TopOfScreen;\r
1591 LIST_ENTRY *SavedListEntry;\r
1592 UI_MENU_OPTION *MenuOption;\r
1593 UI_MENU_OPTION *NextMenuOption;\r
1594 UI_MENU_OPTION *SavedMenuOption;\r
1595 UI_MENU_OPTION *PreviousMenuOption;\r
1596 UI_CONTROL_FLAG ControlFlag;\r
1597 EFI_SCREEN_DESCRIPTOR LocalScreen;\r
1598 MENU_REFRESH_ENTRY *MenuRefreshEntry;\r
1599 UI_SCREEN_OPERATION ScreenOperation;\r
1600 UINT8 MinRefreshInterval;\r
1601 UINTN BufferSize;\r
1602 UINT16 DefaultId;\r
1603 EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
1604 FORM_BROWSER_STATEMENT *Statement;\r
63d55bb9
LG		 1605 CHAR16 TemStr[2];\r
1606 UINT8 *DevicePathBuffer;\r
1607 UINT8 DigitUint8;\r
7936fb6a 1608\r
1609 CopyMem (&LocalScreen, &gScreenDimensions, sizeof (EFI_SCREEN_DESCRIPTOR));\r
1610\r
1611 Status = EFI_SUCCESS;\r
1612 FormattedString = NULL;\r
1613 OptionString = NULL;\r
1614 ScreenOperation = UiNoOperation;\r
1615 NewLine = TRUE;\r
1616 MinRefreshInterval = 0;\r
1617 DefaultId = 0;\r
1618\r
1619 OutputString = NULL;\r
1620 gUpArrow = FALSE;\r
1621 gDownArrow = FALSE;\r
1622 SkipValue = 0;\r
1623 OldSkipValue = 0;\r
1624 MenuRefreshEntry = gMenuRefreshHead;\r
1625\r
1626 NextMenuOption = NULL;\r
1627 PreviousMenuOption = NULL;\r
1628 SavedMenuOption = NULL;\r
1629\r
1630 ZeroMem (&Key, sizeof (EFI_INPUT_KEY));\r
1631\r
1632 if (gClassOfVfr == EFI_FRONT_PAGE_SUBCLASS) {\r
1633 TopRow = LocalScreen.TopRow + FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
1634 Row = LocalScreen.TopRow + FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
1635 } else {\r
1636 TopRow = LocalScreen.TopRow + NONE_FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
1637 Row = LocalScreen.TopRow + NONE_FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
1638 }\r
1639\r
1640 Col = LocalScreen.LeftColumn;\r
1641 BottomRow = LocalScreen.BottomRow - STATUS_BAR_HEIGHT - FOOTER_HEIGHT - SCROLL_ARROW_HEIGHT - 1;\r
1642\r
1643 Selection->TopRow = TopRow;\r
1644 Selection->BottomRow = BottomRow;\r
1645 Selection->PromptCol = Col;\r
1646 Selection->OptionCol = gPromptBlockWidth + 1 + LocalScreen.LeftColumn;\r
1647 Selection->Statement = NULL;\r
1648\r
1649 TopOfScreen = Menu.ForwardLink;\r
1650 Repaint = TRUE;\r
1651 MenuOption = NULL;\r
1652\r
1653 //\r
1654 // Get user's selection\r
1655 //\r
1656 NewPos = Menu.ForwardLink;\r
1657\r
1658 gST->ConOut->EnableCursor (gST->ConOut, FALSE);\r
1659 UpdateStatusBar (REFRESH_STATUS_BAR, (UINT8) 0, TRUE);\r
1660\r
1661 ControlFlag = CfInitialization;\r
1662 Selection->Action = UI_ACTION_NONE;\r
1663 while (TRUE) {\r
1664 switch (ControlFlag) {\r
1665 case CfInitialization:\r
1666 if (IsListEmpty (&Menu)) {\r
1667 ControlFlag = CfReadKey;\r
1668 } else {\r
1669 ControlFlag = CfCheckSelection;\r
1670 }\r
1671 break;\r
1672\r
1673 case CfCheckSelection:\r
1674 if (Selection->Action != UI_ACTION_NONE) {\r
1675 ControlFlag = CfExit;\r
1676 } else {\r
1677 ControlFlag = CfRepaint;\r
1678 }\r
1679 break;\r
1680\r
1681 case CfRepaint:\r
1682 ControlFlag = CfRefreshHighLight;\r
1683\r
1684 if (Repaint) {\r
1685 //\r
1686 // Display menu\r
1687 //\r
1688 gDownArrow = FALSE;\r
1689 gUpArrow = FALSE;\r
1690 Row = TopRow;\r
1691\r
1692 Temp = SkipValue;\r
1693 Temp2 = SkipValue;\r
1694\r
1695 ClearLines (\r
1696 LocalScreen.LeftColumn,\r
1697 LocalScreen.RightColumn,\r
1698 TopRow - SCROLL_ARROW_HEIGHT,\r
1699 BottomRow + SCROLL_ARROW_HEIGHT,\r
1700 FIELD_TEXT | FIELD_BACKGROUND\r
1701 );\r
1702\r
1703 UiFreeRefreshList ();\r
1704 MinRefreshInterval = 0;\r
1705\r
1706 for (Link = TopOfScreen; Link != &Menu; Link = Link->ForwardLink) {\r
1707 MenuOption = MENU_OPTION_FROM_LINK (Link);\r
1708 MenuOption->Row = Row;\r
1709 MenuOption->Col = Col;\r
1710 MenuOption->OptCol = gPromptBlockWidth + 1 + LocalScreen.LeftColumn;\r
1711\r
1712 Statement = MenuOption->ThisTag;\r
1713 if (Statement->InSubtitle) {\r
1714 MenuOption->Col += SUBTITLE_INDENT;\r
1715 }\r
1716\r
1717 if (MenuOption->GrayOut) {\r
1718 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_GRAYED | FIELD_BACKGROUND);\r
1719 } else {\r
1720 if (Statement->Operand == EFI_IFR_SUBTITLE_OP) {\r
1721 gST->ConOut->SetAttribute (gST->ConOut, SUBTITLE_TEXT | FIELD_BACKGROUND);\r
1722 }\r
1723 }\r
1724\r
1725 Width = GetWidth (Statement, MenuOption->Handle);\r
1726 OriginalRow = Row;\r
1727\r
1728 for (Index = 0; GetLineByWidth (MenuOption->Description, Width, &Index, &OutputString) != 0x0000;) {\r
1729 if ((Temp == 0) && (Row <= BottomRow)) {\r
1730 PrintStringAt (MenuOption->Col, Row, OutputString);\r
1731 }\r
1732 //\r
1733 // If there is more string to process print on the next row and increment the Skip value\r
1734 //\r
d1a54e2c 1735 if (StrLen (&MenuOption->Description[Index]) != 0) {\r
7936fb6a 1736 if (Temp == 0) {\r
1737 Row++;\r
1738 }\r
1739 }\r
1740\r
f4113e1f 1741 FreePool (OutputString);\r
7936fb6a 1742 if (Temp != 0) {\r
1743 Temp--;\r
1744 }\r
1745 }\r
1746\r
1747 Temp = 0;\r
1748 Row = OriginalRow;\r
1749\r
1750 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
8d00a0f1 1751 Status = ProcessOptions (Selection, MenuOption, FALSE, &OptionString);\r
1752 if (EFI_ERROR (Status)) {\r
1753 //\r
1754 // Repaint to clear possible error prompt pop-up\r
1755 //\r
1756 Repaint = TRUE;\r
1757 NewLine = TRUE;\r
1758 ControlFlag = CfRepaint;\r
1759 break;\r
1760 }\r
7936fb6a 1761\r
1762 if (OptionString != NULL) {\r
1763 if (Statement->Operand == EFI_IFR_DATE_OP || Statement->Operand == EFI_IFR_TIME_OP) {\r
1764 //\r
1765 // If leading spaces on OptionString - remove the spaces\r
1766 //\r
1767 for (Index = 0; OptionString[Index] == L' '; Index++) {\r
1768 MenuOption->OptCol++;\r
1769 }\r
1770\r
1771 for (Count = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
1772 OptionString[Count] = OptionString[Index];\r
1773 Count++;\r
1774 }\r
1775\r
1776 OptionString[Count] = CHAR_NULL;\r
1777 }\r
1778\r
1779 //\r
1780 // If Question request refresh, register the op-code\r
1781 //\r
1782 if (Statement->RefreshInterval != 0) {\r
1783 //\r
1784 // Menu will be refreshed at minimal interval of all Questions\r
1785 // which have refresh request\r
1786 //\r
1787 if (MinRefreshInterval == 0 || Statement->RefreshInterval < MinRefreshInterval) {\r
1788 MinRefreshInterval = Statement->RefreshInterval;\r
1789 }\r
1790\r
1791 if (gMenuRefreshHead == NULL) {\r
1792 MenuRefreshEntry = AllocateZeroPool (sizeof (MENU_REFRESH_ENTRY));\r
1793 ASSERT (MenuRefreshEntry != NULL);\r
1794 MenuRefreshEntry->MenuOption = MenuOption;\r
1795 MenuRefreshEntry->Selection = Selection;\r
1796 MenuRefreshEntry->CurrentColumn = MenuOption->OptCol;\r
1797 MenuRefreshEntry->CurrentRow = MenuOption->Row;\r
1798 MenuRefreshEntry->CurrentAttribute = FIELD_TEXT | FIELD_BACKGROUND;\r
1799 gMenuRefreshHead = MenuRefreshEntry;\r
1800 } else {\r
1801 //\r
1802 // Advance to the last entry\r
1803 //\r
1804 for (MenuRefreshEntry = gMenuRefreshHead;\r
1805 MenuRefreshEntry->Next != NULL;\r
1806 MenuRefreshEntry = MenuRefreshEntry->Next\r
1807 )\r
1808 ;\r
1809 MenuRefreshEntry->Next = AllocateZeroPool (sizeof (MENU_REFRESH_ENTRY));\r
1810 ASSERT (MenuRefreshEntry->Next != NULL);\r
1811 MenuRefreshEntry = MenuRefreshEntry->Next;\r
1812 MenuRefreshEntry->MenuOption = MenuOption;\r
1813 MenuRefreshEntry->Selection = Selection;\r
1814 MenuRefreshEntry->CurrentColumn = MenuOption->OptCol;\r
1815 MenuRefreshEntry->CurrentRow = MenuOption->Row;\r
1816 MenuRefreshEntry->CurrentAttribute = FIELD_TEXT | FIELD_BACKGROUND;\r
1817 }\r
1818 }\r
1819\r
1820 Width = (UINT16) gOptionBlockWidth;\r
1821 OriginalRow = Row;\r
1822\r
1823 for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
1824 if ((Temp2 == 0) && (Row <= BottomRow)) {\r
1825 PrintStringAt (MenuOption->OptCol, Row, OutputString);\r
1826 }\r
1827 //\r
1828 // If there is more string to process print on the next row and increment the Skip value\r
1829 //\r
d1a54e2c 1830 if (StrLen (&OptionString[Index]) != 0) {\r
7936fb6a 1831 if (Temp2 == 0) {\r
1832 Row++;\r
1833 //\r
1834 // Since the Number of lines for this menu entry may or may not be reflected accurately\r
1835 // since the prompt might be 1 lines and option might be many, and vice versa, we need to do\r
1836 // some testing to ensure we are keeping this in-sync.\r
1837 //\r
1838 // If the difference in rows is greater than or equal to the skip value, increase the skip value\r
1839 //\r
1840 if ((Row - OriginalRow) >= MenuOption->Skip) {\r
1841 MenuOption->Skip++;\r
1842 }\r
1843 }\r
1844 }\r
1845\r
f4113e1f 1846 FreePool (OutputString);\r
7936fb6a 1847 if (Temp2 != 0) {\r
1848 Temp2--;\r
1849 }\r
1850 }\r
1851\r
1852 Temp2 = 0;\r
1853 Row = OriginalRow;\r
1854\r
f4113e1f 1855 FreePool (OptionString);\r
7936fb6a 1856 }\r
1857 //\r
1858 // If this is a text op with secondary text information\r
1859 //\r
1860 if ((Statement->Operand == EFI_IFR_TEXT_OP) && (Statement->TextTwo != 0)) {\r
1861 StringPtr = GetToken (Statement->TextTwo, MenuOption->Handle);\r
1862\r
1863 Width = (UINT16) gOptionBlockWidth;\r
1864 OriginalRow = Row;\r
1865\r
1866 for (Index = 0; GetLineByWidth (StringPtr, Width, &Index, &OutputString) != 0x0000;) {\r
1867 if ((Temp == 0) && (Row <= BottomRow)) {\r
1868 PrintStringAt (MenuOption->OptCol, Row, OutputString);\r
1869 }\r
1870 //\r
1871 // If there is more string to process print on the next row and increment the Skip value\r
1872 //\r
d1a54e2c 1873 if (StrLen (&StringPtr[Index]) != 0) {\r
7936fb6a 1874 if (Temp2 == 0) {\r
1875 Row++;\r
1876 //\r
1877 // Since the Number of lines for this menu entry may or may not be reflected accurately\r
1878 // since the prompt might be 1 lines and option might be many, and vice versa, we need to do\r
1879 // some testing to ensure we are keeping this in-sync.\r
1880 //\r
1881 // If the difference in rows is greater than or equal to the skip value, increase the skip value\r
1882 //\r
1883 if ((Row - OriginalRow) >= MenuOption->Skip) {\r
1884 MenuOption->Skip++;\r
1885 }\r
1886 }\r
1887 }\r
1888\r
f4113e1f 1889 FreePool (OutputString);\r
7936fb6a 1890 if (Temp2 != 0) {\r
1891 Temp2--;\r
1892 }\r
1893 }\r
1894\r
1895 Row = OriginalRow;\r
f4113e1f 1896 FreePool (StringPtr);\r
7936fb6a 1897 }\r
1898\r
1899 //\r
1900 // Need to handle the bottom of the display\r
1901 //\r
1902 if (MenuOption->Skip > 1) {\r
1903 Row += MenuOption->Skip - SkipValue;\r
1904 SkipValue = 0;\r
1905 } else {\r
1906 Row += MenuOption->Skip;\r
1907 }\r
1908\r
1909 if (Row > BottomRow) {\r
1910 if (!ValueIsScroll (FALSE, Link)) {\r
1911 gDownArrow = TRUE;\r
1912 }\r
1913\r
1914 Row = BottomRow + 1;\r
1915 break;\r
1916 }\r
1917 }\r
1918\r
1919 if (!ValueIsScroll (TRUE, TopOfScreen)) {\r
1920 gUpArrow = TRUE;\r
1921 }\r
1922\r
1923 if (gUpArrow) {\r
1924 gST->ConOut->SetAttribute (gST->ConOut, ARROW_TEXT | ARROW_BACKGROUND);\r
1925 PrintAt (\r
1926 LocalScreen.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + 1,\r
1927 TopRow - SCROLL_ARROW_HEIGHT,\r
1928 L"%c",\r
1929 ARROW_UP\r
1930 );\r
1931 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
1932 }\r
1933\r
1934 if (gDownArrow) {\r
1935 gST->ConOut->SetAttribute (gST->ConOut, ARROW_TEXT | ARROW_BACKGROUND);\r
1936 PrintAt (\r
1937 LocalScreen.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + 1,\r
1938 BottomRow + SCROLL_ARROW_HEIGHT,\r
1939 L"%c",\r
1940 ARROW_DOWN\r
1941 );\r
1942 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
1943 }\r
1944\r
1945 MenuOption = NULL;\r
1946 }\r
1947 break;\r
1948\r
1949 case CfRefreshHighLight:\r
1950 //\r
1951 // MenuOption: Last menu option that need to remove hilight\r
1952 // MenuOption is set to NULL in Repaint\r
1953 // NewPos: Current menu option that need to hilight\r
1954 //\r
1955 ControlFlag = CfUpdateHelpString;\r
1956\r
1957 //\r
1958 // Repaint flag is normally reset when finish processing CfUpdateHelpString. Temporarily\r
1959 // reset Repaint flag because we may break halfway and skip CfUpdateHelpString processing.\r
1960 //\r
1961 SavedValue = Repaint;\r
1962 Repaint = FALSE;\r
1963\r
1964 if (Selection->QuestionId != 0) {\r
1965 NewPos = Menu.ForwardLink;\r
1966 SavedMenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
1967\r
1968 while (SavedMenuOption->ThisTag->QuestionId != Selection->QuestionId && NewPos->ForwardLink != &Menu) {\r
1969 NewPos = NewPos->ForwardLink;\r
1970 SavedMenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
1971 }\r
1972 if (SavedMenuOption->ThisTag->QuestionId == Selection->QuestionId) {\r
1973 //\r
1974 // Target Question found, find its MenuOption\r
1975 //\r
1976 Link = TopOfScreen;\r
1977\r
1978 for (Index = TopRow; Index <= BottomRow && Link != NewPos;) {\r
1979 SavedMenuOption = MENU_OPTION_FROM_LINK (Link);\r
1980 Index += SavedMenuOption->Skip;\r
1981 Link = Link->ForwardLink;\r
1982 }\r
1983\r
1984 if (Link != NewPos || Index > BottomRow) {\r
1985 //\r
1986 // NewPos is not in the current page, simply scroll page so that NewPos is in the end of the page\r
1987 //\r
1988 Link = NewPos;\r
1989 for (Index = TopRow; Index <= BottomRow; ) {\r
1990 Link = Link->BackLink;\r
1991 SavedMenuOption = MENU_OPTION_FROM_LINK (Link);\r
1992 Index += SavedMenuOption->Skip;\r
1993 }\r
1994 TopOfScreen = Link->ForwardLink;\r
1995\r
1996 Repaint = TRUE;\r
1997 NewLine = TRUE;\r
1998 ControlFlag = CfRepaint;\r
1999 break;\r
2000 }\r
2001 } else {\r
2002 //\r
2003 // Target Question not found, highlight the default menu option\r
2004 //\r
2005 NewPos = TopOfScreen;\r
2006 }\r
2007\r
2008 Selection->QuestionId = 0;\r
2009 }\r
2010\r
2011 if (NewPos != NULL && (MenuOption == NULL || NewPos != &MenuOption->Link)) {\r
2012 if (MenuOption != NULL) {\r
2013 //\r
2014 // Remove highlight on last Menu Option\r
2015 //\r
2016 gST->ConOut->SetCursorPosition (gST->ConOut, MenuOption->Col, MenuOption->Row);\r
2017 ProcessOptions (Selection, MenuOption, FALSE, &OptionString);\r
2018 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
2019 if (OptionString != NULL) {\r
2020 if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) ||\r
2021 (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)\r
2022 ) {\r
2023 //\r
2024 // If leading spaces on OptionString - remove the spaces\r
2025 //\r
2026 for (Index = 0; OptionString[Index] == L' '; Index++)\r
2027 ;\r
2028\r
2029 for (Count = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
2030 OptionString[Count] = OptionString[Index];\r
2031 Count++;\r
2032 }\r
2033\r
2034 OptionString[Count] = CHAR_NULL;\r
2035 }\r
2036\r
2037 Width = (UINT16) gOptionBlockWidth;\r
2038 OriginalRow = MenuOption->Row;\r
2039\r
2040 for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
2041 if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
2042 PrintStringAt (MenuOption->OptCol, MenuOption->Row, OutputString);\r
2043 }\r
2044 //\r
2045 // If there is more string to process print on the next row and increment the Skip value\r
2046 //\r
d1a54e2c 2047 if (StrLen (&OptionString[Index]) != 0) {\r
7936fb6a 2048 MenuOption->Row++;\r
2049 }\r
2050\r
f4113e1f 2051 FreePool (OutputString);\r
7936fb6a 2052 }\r
2053\r
2054 MenuOption->Row = OriginalRow;\r
2055\r
f4113e1f 2056 FreePool (OptionString);\r
7936fb6a 2057 } else {\r
2058 if (NewLine) {\r
2059 if (MenuOption->GrayOut) {\r
2060 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_GRAYED | FIELD_BACKGROUND);\r
2061 } else if (MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP) {\r
2062 gST->ConOut->SetAttribute (gST->ConOut, SUBTITLE_TEXT | FIELD_BACKGROUND);\r
2063 }\r
2064\r
2065 OriginalRow = MenuOption->Row;\r
2066 Width = GetWidth (MenuOption->ThisTag, MenuOption->Handle);\r
2067\r
2068 for (Index = 0; GetLineByWidth (MenuOption->Description, Width, &Index, &OutputString) != 0x0000;) {\r
2069 if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
2070 PrintStringAt (MenuOption->Col, MenuOption->Row, OutputString);\r
2071 }\r
2072 //\r
2073 // If there is more string to process print on the next row and increment the Skip value\r
2074 //\r
d1a54e2c 2075 if (StrLen (&MenuOption->Description[Index]) != 0) {\r
7936fb6a 2076 MenuOption->Row++;\r
2077 }\r
2078\r
f4113e1f 2079 FreePool (OutputString);\r
7936fb6a 2080 }\r
2081\r
2082 MenuOption->Row = OriginalRow;\r
2083 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
2084 }\r
2085 }\r
2086 }\r
2087\r
2088 //\r
2089 // This is only possible if we entered this page and the first menu option is\r
2090 // a "non-menu" item. In that case, force it UiDown\r
2091 //\r
2092 MenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
2093 if (!IsSelectable (MenuOption)) {\r
2094 ASSERT (ScreenOperation == UiNoOperation);\r
2095 ScreenOperation = UiDown;\r
2096 ControlFlag = CfScreenOperation;\r
2097 break;\r
2098 }\r
2099\r
2100 //\r
2101 // This is the current selected statement\r
2102 //\r
2103 Statement = MenuOption->ThisTag;\r
2104 Selection->Statement = Statement;\r
2105\r
2106 //\r
2107 // Set reverse attribute\r
2108 //\r
2109 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_HIGHLIGHT | FIELD_BACKGROUND_HIGHLIGHT);\r
2110 gST->ConOut->SetCursorPosition (gST->ConOut, MenuOption->Col, MenuOption->Row);\r
2111\r
2112 //\r
2113 // Assuming that we have a refresh linked-list created, lets annotate the\r
2114 // appropriate entry that we are highlighting with its new attribute. Just prior to this\r
2115 // lets reset all of the entries' attribute so we do not get multiple highlights in he refresh\r
2116 //\r
2117 if (gMenuRefreshHead != NULL) {\r
2118 for (MenuRefreshEntry = gMenuRefreshHead; MenuRefreshEntry != NULL; MenuRefreshEntry = MenuRefreshEntry->Next) {\r
2119 MenuRefreshEntry->CurrentAttribute = FIELD_TEXT | FIELD_BACKGROUND;\r
2120 if (MenuRefreshEntry->MenuOption == MenuOption) {\r
2121 MenuRefreshEntry->CurrentAttribute = FIELD_TEXT_HIGHLIGHT | FIELD_BACKGROUND_HIGHLIGHT;\r
2122 }\r
2123 }\r
2124 }\r
2125\r
2126 ProcessOptions (Selection, MenuOption, FALSE, &OptionString);\r
2127 if (OptionString != NULL) {\r
2128 if (Statement->Operand == EFI_IFR_DATE_OP || Statement->Operand == EFI_IFR_TIME_OP) {\r
2129 //\r
2130 // If leading spaces on OptionString - remove the spaces\r
2131 //\r
2132 for (Index = 0; OptionString[Index] == L' '; Index++)\r
2133 ;\r
2134\r
2135 for (Count = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
2136 OptionString[Count] = OptionString[Index];\r
2137 Count++;\r
2138 }\r
2139\r
2140 OptionString[Count] = CHAR_NULL;\r
2141 }\r
2142 Width = (UINT16) gOptionBlockWidth;\r
2143\r
2144 OriginalRow = MenuOption->Row;\r
2145\r
2146 for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
2147 if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
2148 PrintStringAt (MenuOption->OptCol, MenuOption->Row, OutputString);\r
2149 }\r
2150 //\r
2151 // If there is more string to process print on the next row and increment the Skip value\r
2152 //\r
d1a54e2c 2153 if (StrLen (&OptionString[Index]) != 0) {\r
7936fb6a 2154 MenuOption->Row++;\r
2155 }\r
2156\r
f4113e1f 2157 FreePool (OutputString);\r
7936fb6a 2158 }\r
2159\r
2160 MenuOption->Row = OriginalRow;\r
2161\r
f4113e1f 2162 FreePool (OptionString);\r
7936fb6a 2163 } else {\r
2164 if (NewLine) {\r
2165 OriginalRow = MenuOption->Row;\r
2166\r
2167 Width = GetWidth (Statement, MenuOption->Handle);\r
2168\r
2169 for (Index = 0; GetLineByWidth (MenuOption->Description, Width, &Index, &OutputString) != 0x0000;) {\r
2170 if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
2171 PrintStringAt (MenuOption->Col, MenuOption->Row, OutputString);\r
2172 }\r
2173 //\r
2174 // If there is more string to process print on the next row and increment the Skip value\r
2175 //\r
d1a54e2c 2176 if (StrLen (&MenuOption->Description[Index]) != 0) {\r
7936fb6a 2177 MenuOption->Row++;\r
2178 }\r
2179\r
f4113e1f 2180 FreePool (OutputString);\r
7936fb6a 2181 }\r
2182\r
2183 MenuOption->Row = OriginalRow;\r
2184\r
2185 }\r
2186 }\r
2187\r
8d00a0f1 2188 UpdateKeyHelp (MenuOption, FALSE);\r
2189\r
7936fb6a 2190 //\r
2191 // Clear reverse attribute\r
2192 //\r
2193 gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
2194 }\r
2195 //\r
2196 // Repaint flag will be used when process CfUpdateHelpString, so restore its value\r
2197 // if we didn't break halfway when process CfRefreshHighLight.\r
2198 //\r
2199 Repaint = SavedValue;\r
2200 break;\r
2201\r
2202 case CfUpdateHelpString:\r
2203 ControlFlag = CfPrepareToReadKey;\r
2204\r
2205 if ((Repaint || NewLine) && (gClassOfVfr != EFI_GENERAL_APPLICATION_SUBCLASS)) {\r
2206 //\r
2207 // Don't print anything if it is a NULL help token\r
2208 //\r
2209 if (MenuOption->ThisTag->Help == 0) {\r
2210 StringPtr = L"\0";\r
2211 } else {\r
2212 StringPtr = GetToken (MenuOption->ThisTag->Help, MenuOption->Handle);\r
2213 }\r
2214\r
2215 ProcessHelpString (StringPtr, &FormattedString, BottomRow - TopRow);\r
2216\r
2217 gST->ConOut->SetAttribute (gST->ConOut, HELP_TEXT | FIELD_BACKGROUND);\r
2218\r
2219 for (Index = 0; Index < BottomRow - TopRow; Index++) {\r
2220 //\r
2221 // Pad String with spaces to simulate a clearing of the previous line\r
2222 //\r
2223 for (; GetStringWidth (&FormattedString[Index * gHelpBlockWidth * 2]) / 2 < gHelpBlockWidth;) {\r
2224 StrCat (&FormattedString[Index * gHelpBlockWidth * 2], L" ");\r
2225 }\r
2226\r
2227 PrintStringAt (\r
2228 LocalScreen.RightColumn - gHelpBlockWidth,\r
2229 Index + TopRow,\r
2230 &FormattedString[Index * gHelpBlockWidth * 2]\r
2231 );\r
2232 }\r
2233 }\r
2234 //\r
2235 // Reset this flag every time we finish using it.\r
2236 //\r
2237 Repaint = FALSE;\r
2238 NewLine = FALSE;\r
2239 break;\r
2240\r
2241 case CfPrepareToReadKey:\r
2242 ControlFlag = CfReadKey;\r
2243 ScreenOperation = UiNoOperation;\r
2244 break;\r
2245\r
2246 case CfReadKey:\r
2247 ControlFlag = CfScreenOperation;\r
2248\r
2249 //\r
2250 // Wait for user's selection\r
2251 //\r
2252 do {\r
2253 Status = UiWaitForSingleEvent (gST->ConIn->WaitForKey, 0, MinRefreshInterval);\r
2254 } while (Status == EFI_TIMEOUT);\r
2255\r
8d00a0f1 2256 if (Selection->Action == UI_ACTION_REFRESH_FORMSET) {\r
7936fb6a 2257 //\r
8d00a0f1 2258 // IFR is updated in Callback of refresh opcode, re-parse it\r
7936fb6a 2259 //\r
8d00a0f1 2260 ControlFlag = CfUiReset;\r
2261 Selection->Statement = NULL;\r
2262 break;\r
2263 }\r
2264\r
2265 Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r
2266 //\r
2267 // if we encounter error, continue to read another key in.\r
2268 //\r
2269 if (EFI_ERROR (Status)) {\r
2270 ControlFlag = CfReadKey;\r
2271 break;\r
7936fb6a 2272 }\r
2273\r
2274 if (IsListEmpty (&Menu) && Key.UnicodeChar != CHAR_NULL) {\r
2275 //\r
2276 // If the screen has no menu items, and the user didn't select UiPrevious, or UiReset\r
2277 //\r
2278 break;\r
2279 }\r
2280\r
2281 switch (Key.UnicodeChar) {\r
2282 case CHAR_CARRIAGE_RETURN:\r
2283 ScreenOperation = UiSelect;\r
2284 gDirection = 0;\r
2285 break;\r
2286\r
2287 //\r
2288 // We will push the adjustment of these numeric values directly to the input handler\r
2289 // NOTE: we won't handle manual input numeric\r
2290 //\r
2291 case '+':\r
2292 case '-':\r
2293 Statement = MenuOption->ThisTag;\r
2294 if ((Statement->Operand == EFI_IFR_DATE_OP)\r
2295 || (Statement->Operand == EFI_IFR_TIME_OP)\r
2296 || ((Statement->Operand == EFI_IFR_NUMERIC_OP) && (Statement->Step != 0))\r
2297 ){\r
2298 if (Key.UnicodeChar == '+') {\r
2299 gDirection = SCAN_RIGHT;\r
2300 } else {\r
2301 gDirection = SCAN_LEFT;\r
2302 }\r
2303 Status = ProcessOptions (Selection, MenuOption, TRUE, &OptionString);\r
8d00a0f1 2304 if (EFI_ERROR (Status)) {\r
2305 //\r
2306 // Repaint to clear possible error prompt pop-up\r
2307 //\r
2308 Repaint = TRUE;\r
2309 NewLine = TRUE;\r
2310 }\r
676df92c 2311 if (OptionString != NULL) {\r
2312 FreePool (OptionString);\r
2313 }\r
7936fb6a 2314 }\r
2315 break;\r
2316\r
2317 case '^':\r
2318 ScreenOperation = UiUp;\r
2319 break;\r
2320\r
2321 case 'V':\r
2322 case 'v':\r
2323 ScreenOperation = UiDown;\r
2324 break;\r
2325\r
2326 case ' ':\r
2327 if (gClassOfVfr != EFI_FRONT_PAGE_SUBCLASS) {\r
2328 if (MenuOption->ThisTag->Operand == EFI_IFR_CHECKBOX_OP && !MenuOption->GrayOut) {\r
2329 ScreenOperation = UiSelect;\r
2330 }\r
2331 }\r
2332 break;\r
2333\r
2334 case CHAR_NULL:\r
2335 if (((Key.ScanCode == SCAN_F1) && ((gFunctionKeySetting & FUNCTION_ONE) != FUNCTION_ONE)) ||\r
2336 ((Key.ScanCode == SCAN_F2) && ((gFunctionKeySetting & FUNCTION_TWO) != FUNCTION_TWO)) ||\r
2337 ((Key.ScanCode == SCAN_F9) && ((gFunctionKeySetting & FUNCTION_NINE) != FUNCTION_NINE)) ||\r
2338 ((Key.ScanCode == SCAN_F10) && ((gFunctionKeySetting & FUNCTION_TEN) != FUNCTION_TEN))\r
2339 ) {\r
2340 //\r
2341 // If the function key has been disabled, just ignore the key.\r
2342 //\r
2343 } else {\r
2344 for (Index = 0; Index < sizeof (gScanCodeToOperation) / sizeof (gScanCodeToOperation[0]); Index++) {\r
2345 if (Key.ScanCode == gScanCodeToOperation[Index].ScanCode) {\r
2346 if (Key.ScanCode == SCAN_F9) {\r
2347 //\r
2348 // Reset to standard default\r
2349 //\r
2350 DefaultId = EFI_HII_DEFAULT_CLASS_STANDARD;\r
2351 }\r
2352 ScreenOperation = gScanCodeToOperation[Index].ScreenOperation;\r
2353 break;\r
2354 }\r
2355 }\r
2356 }\r
2357 break;\r
2358 }\r
2359 break;\r
2360\r
2361 case CfScreenOperation:\r
2362 if (ScreenOperation != UiPrevious && ScreenOperation != UiReset) {\r
2363 //\r
2364 // If the screen has no menu items, and the user didn't select UiPrevious, or UiReset\r
2365 // ignore the selection and go back to reading keys.\r
2366 //\r
2367 if (IsListEmpty (&Menu)) {\r
2368 ControlFlag = CfReadKey;\r
2369 break;\r
2370 }\r
2371 //\r
2372 // if there is nothing logical to place a cursor on, just move on to wait for a key.\r
2373 //\r
2374 for (Link = Menu.ForwardLink; Link != &Menu; Link = Link->ForwardLink) {\r
2375 NextMenuOption = MENU_OPTION_FROM_LINK (Link);\r
2376 if (IsSelectable (NextMenuOption)) {\r
2377 break;\r
2378 }\r
2379 }\r
2380\r
2381 if (Link == &Menu) {\r
2382 ControlFlag = CfPrepareToReadKey;\r
2383 break;\r
2384 }\r
2385 } else if (ScreenOperation == UiReset) {\r
2386 //\r
2387 // Press ESC to exit FormSet\r
2388 //\r
2389 Selection->Action = UI_ACTION_EXIT;\r
2390 Selection->Statement = NULL;\r
2391 }\r
2392\r
2393 for (Index = 0;\r
2394 Index < sizeof (gScreenOperationToControlFlag) / sizeof (gScreenOperationToControlFlag[0]);\r
2395 Index++\r
2396 ) {\r
2397 if (ScreenOperation == gScreenOperationToControlFlag[Index].ScreenOperation) {\r
2398 ControlFlag = gScreenOperationToControlFlag[Index].ControlFlag;\r
2399 break;\r
2400 }\r
2401 }\r
2402 break;\r
2403\r
2404 case CfUiPrevious:\r
2405 ControlFlag = CfCheckSelection;\r
2406\r
2407 if (IsListEmpty (&gMenuList)) {\r
2408 Selection->Action = UI_ACTION_NONE;\r
2409 if (IsListEmpty (&Menu)) {\r
2410 ControlFlag = CfReadKey;\r
2411 }\r
2412 break;\r
2413 }\r
2414\r
2415 //\r
2416 // Remove the Cached page entry\r
2417 //\r
2418 UiRemoveMenuListEntry (Selection);\r
2419\r
2420 Selection->Action = UI_ACTION_REFRESH_FORM;\r
2421 Selection->Statement = NULL;\r
2422 break;\r
2423\r
2424 case CfUiSelect:\r
2425 ControlFlag = CfCheckSelection;\r
2426\r
2427 Statement = MenuOption->ThisTag;\r
2428 if ((Statement->Operand == EFI_IFR_TEXT_OP) ||\r
2429 (Statement->Operand == EFI_IFR_DATE_OP) ||\r
2430 (Statement->Operand == EFI_IFR_TIME_OP) ||\r
2431 (Statement->Operand == EFI_IFR_NUMERIC_OP && Statement->Step != 0)) {\r
2432 break;\r
2433 }\r
2434\r
2435 //\r
2436 // Keep highlight on current MenuOption\r
2437 //\r
2438 Selection->QuestionId = Statement->QuestionId;\r
2439\r
2440 switch (Statement->Operand) {\r
2441 case EFI_IFR_REF_OP:\r
2442 if (Statement->RefDevicePath != 0) {\r
2443 //\r
2444 // Goto another Hii Package list\r
2445 //\r
2446 ControlFlag = CfUiReset;\r
2447 Selection->Action = UI_ACTION_REFRESH_FORMSET;\r
2448\r
2449 StringPtr = GetToken (Statement->RefDevicePath, Selection->FormSet->HiiHandle);\r
2450 if (StringPtr == NULL) {\r
2451 //\r
2452 // No device path string not found, exit\r
2453 //\r
2454 Selection->Action = UI_ACTION_EXIT;\r
2455 Selection->Statement = NULL;\r
2456 break;\r
2457 }\r
2458 BufferSize = StrLen (StringPtr) / 2;\r
2459 DevicePath = AllocatePool (BufferSize);\r
63d55bb9
LG		 2460 \r
2461 //\r
2462 // Convert from Device Path String to DevicePath Buffer in the reverse order.\r
2463 //\r
2464 DevicePathBuffer = (UINT8 *) DevicePath;\r
2465 for (Index = 0; StringPtr[Index] != L'\0'; Index ++) {\r
2466 TemStr[0] = StringPtr[Index];\r
2467 DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r
2468 if (DigitUint8 == 0 && TemStr[0] != L'0') {\r
2469 //\r
2470 // Invalid Hex Char as the tail.\r
2471 //\r
2472 break;\r
2473 }\r
2474 if ((Index & 1) == 0) {\r
2475 DevicePathBuffer [Index/2] = DigitUint8;\r
2476 } else {\r
2477 DevicePathBuffer [Index/2] = (UINT8) ((DevicePathBuffer [Index/2] << 4) + DigitUint8);\r
2478 }\r
2479 }\r
7936fb6a 2480\r
cb7d01c0 2481 Selection->Handle = DevicePathToHiiHandle (DevicePath);\r
7936fb6a 2482 if (Selection->Handle == NULL) {\r
2483 //\r
2484 // If target Hii Handle not found, exit\r
2485 //\r
2486 Selection->Action = UI_ACTION_EXIT;\r
2487 Selection->Statement = NULL;\r
2488 break;\r
2489 }\r
2490\r
f4113e1f 2491 FreePool (StringPtr);\r
2492 FreePool (DevicePath);\r
7936fb6a 2493\r
2494 CopyMem (&Selection->FormSetGuid, &Statement->RefFormSetId, sizeof (EFI_GUID));\r
2495 Selection->FormId = Statement->RefFormId;\r
2496 Selection->QuestionId = Statement->RefQuestionId;\r
2497 } else if (!CompareGuid (&Statement->RefFormSetId, &gZeroGuid)) {\r
2498 //\r
2499 // Goto another Formset, check for uncommitted data\r
2500 //\r
2501 ControlFlag = CfUiReset;\r
2502 Selection->Action = UI_ACTION_REFRESH_FORMSET;\r
2503\r
2504 CopyMem (&Selection->FormSetGuid, &Statement->RefFormSetId, sizeof (EFI_GUID));\r
2505 Selection->FormId = Statement->RefFormId;\r
2506 Selection->QuestionId = Statement->RefQuestionId;\r
2507 } else if (Statement->RefFormId != 0) {\r
2508 //\r
2509 // Goto another form inside this formset,\r
2510 //\r
2511 Selection->Action = UI_ACTION_REFRESH_FORM;\r
2512\r
2513 //\r
2514 // Link current form so that we can always go back when someone hits the UiPrevious\r
2515 //\r
2516 UiAddMenuListEntry (Selection);\r
2517\r
2518 Selection->FormId = Statement->RefFormId;\r
2519 Selection->QuestionId = Statement->RefQuestionId;\r
2520 } else if (Statement->RefQuestionId != 0) {\r
2521 //\r
2522 // Goto another Question\r
2523 //\r
2524 Selection->QuestionId = Statement->RefQuestionId;\r
2525\r
2526 if ((Statement->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {\r
2527 Selection->Action = UI_ACTION_REFRESH_FORM;\r
2528 } else {\r
2529 Repaint = TRUE;\r
2530 NewLine = TRUE;\r
2531 break;\r
2532 }\r
2533 }\r
2534 break;\r
2535\r
2536 case EFI_IFR_ACTION_OP:\r
2537 //\r
2538 // Process the Config string <ConfigResp>\r
2539 //\r
2540 Status = ProcessQuestionConfig (Selection, Statement);\r
2541\r
2542 if (EFI_ERROR (Status)) {\r
2543 break;\r
2544 }\r
2545\r
2546 //\r
2547 // The action button may change some Question value, so refresh the form\r
2548 //\r
2549 Selection->Action = UI_ACTION_REFRESH_FORM;\r
2550 break;\r
2551\r
2552 case EFI_IFR_RESET_BUTTON_OP:\r
2553 //\r
2554 // Reset Question to default value specified by DefaultId\r
2555 //\r
2556 ControlFlag = CfUiDefault;\r
2557 DefaultId = Statement->DefaultId;\r
2558 break;\r
2559\r
2560 default:\r
2561 //\r
2562 // Editable Questions: oneof, ordered list, checkbox, numeric, string, password\r
2563 //\r
2564 UpdateKeyHelp (MenuOption, TRUE);\r
2565 Status = ProcessOptions (Selection, MenuOption, TRUE, &OptionString);\r
2566\r
2567 if (EFI_ERROR (Status)) {\r
2568 Repaint = TRUE;\r
2569 NewLine = TRUE;\r
8d00a0f1 2570 UpdateKeyHelp (MenuOption, FALSE);\r
2571 } else {\r
2572 Selection->Action = UI_ACTION_REFRESH_FORM;\r
2573 }\r
7936fb6a 2574\r
8d00a0f1 2575 if (OptionString != NULL) {\r
2576 FreePool (OptionString);\r
2577 }\r
7936fb6a 2578 break;\r
2579 }\r
2580 break;\r
2581\r
2582 case CfUiReset:\r
2583 //\r
2584 // We are going to leave current FormSet, so check uncommited data in this FormSet\r
2585 //\r
2586 ControlFlag = CfCheckSelection;\r
2587\r
2588 if (gClassOfVfr == EFI_FRONT_PAGE_SUBCLASS) {\r
2589 //\r
2590 // There is no parent menu for FrontPage\r
2591 //\r
2592 Selection->Action = UI_ACTION_NONE;\r
2593 Selection->Statement = MenuOption->ThisTag;\r
2594 break;\r
2595 }\r
2596\r
2597 //\r
2598 // If NV flag is up, prompt user\r
2599 //\r
2600 if (gNvUpdateRequired) {\r
2601 Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r
2602\r
2603 YesResponse = gYesResponse[0];\r
2604 NoResponse = gNoResponse[0];\r
2605\r
2606 do {\r
2607 CreateDialog (3, TRUE, 0, NULL, &Key, gEmptyString, gAreYouSure, gEmptyString);\r
2608 } while\r
2609 (\r
2610 (Key.ScanCode != SCAN_ESC) &&\r
2611 ((Key.UnicodeChar | UPPER_LOWER_CASE_OFFSET) != (NoResponse | UPPER_LOWER_CASE_OFFSET)) &&\r
2612 ((Key.UnicodeChar | UPPER_LOWER_CASE_OFFSET) != (YesResponse | UPPER_LOWER_CASE_OFFSET))\r
2613 );\r
2614\r
2615 //\r
2616 // If the user hits the YesResponse key\r
2617 //\r
2618 if ((Key.UnicodeChar | UPPER_LOWER_CASE_OFFSET) == (YesResponse | UPPER_LOWER_CASE_OFFSET)) {\r
2619 } else {\r
2620 Repaint = TRUE;\r
2621 NewLine = TRUE;\r
2622\r
2623 Selection->Action = UI_ACTION_NONE;\r
2624 break;\r
2625 }\r
2626 }\r
2627\r
2628 gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));\r
2629 gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
2630\r
2631 UiFreeMenuList ();\r
2632 gST->ConOut->ClearScreen (gST->ConOut);\r
2633 return EFI_SUCCESS;\r
2634\r
2635 case CfUiLeft:\r
2636 ControlFlag = CfCheckSelection;\r
2637 if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) || (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
2638 if (MenuOption->Sequence != 0) {\r
2639 //\r
2640 // In the middle or tail of the Date/Time op-code set, go left.\r
2641 //\r
2642 NewPos = NewPos->BackLink;\r
2643 }\r
2644 }\r
2645 break;\r
2646\r
2647 case CfUiRight:\r
2648 ControlFlag = CfCheckSelection;\r
2649 if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) || (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
2650 if (MenuOption->Sequence != 2) {\r
2651 //\r
2652 // In the middle or tail of the Date/Time op-code set, go left.\r
2653 //\r
2654 NewPos = NewPos->ForwardLink;\r
2655 }\r
2656 }\r
2657 break;\r
2658\r
2659 case CfUiUp:\r
2660 ControlFlag = CfCheckSelection;\r
2661\r
2662 SavedListEntry = TopOfScreen;\r
2663\r
2664 if (NewPos->BackLink != &Menu) {\r
2665 NewLine = TRUE;\r
2666 //\r
2667 // Adjust Date/Time position before we advance forward.\r
2668 //\r
2669 AdjustDateAndTimePosition (TRUE, &NewPos);\r
2670\r
2671 //\r
2672 // Caution that we have already rewind to the top, don't go backward in this situation.\r
2673 //\r
2674 if (NewPos->BackLink != &Menu) {\r
2675 NewPos = NewPos->BackLink;\r
2676 }\r
2677\r
2678 PreviousMenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
2679 DistanceValue = PreviousMenuOption->Skip;\r
2680\r
2681 //\r
2682 // Since the behavior of hitting the up arrow on a Date/Time op-code is intended\r
2683 // to be one that back to the previous set of op-codes, we need to advance to the sencond\r
2684 // Date/Time op-code and leave the remaining logic in UiDown intact so the appropriate\r
2685 // checking can be done.\r
2686 //\r
2687 DistanceValue += AdjustDateAndTimePosition (TRUE, &NewPos);\r
2688\r
2689 //\r
2690 // Check the previous menu entry to see if it was a zero-length advance. If it was,\r
2691 // don't worry about a redraw.\r
2692 //\r
2693 if ((INTN) MenuOption->Row - (INTN) DistanceValue < (INTN) TopRow) {\r
2694 Repaint = TRUE;\r
2695 TopOfScreen = NewPos;\r
2696 }\r
2697\r
2698 Difference = MoveToNextStatement (TRUE, &NewPos);\r
2699 if ((INTN) MenuOption->Row - (INTN) DistanceValue < (INTN) TopRow) {\r
2700 if (Difference > 0) {\r
2701 //\r
2702 // Previous focus MenuOption is above the TopOfScreen, so we need to scroll\r
2703 //\r
2704 TopOfScreen = NewPos;\r
2705 Repaint = TRUE;\r
2706 }\r
2707 }\r
2708 if (Difference < 0) {\r
2709 //\r
2710 // We want to goto previous MenuOption, but finally we go down.\r
2711 // it means that we hit the begining MenuOption that can be focused\r
2712 // so we simply scroll to the top\r
2713 //\r
2714 if (SavedListEntry != Menu.ForwardLink) {\r
2715 TopOfScreen = Menu.ForwardLink;\r
2716 Repaint = TRUE;\r
2717 }\r
2718 }\r
2719\r
2720 //\r
2721 // If we encounter a Date/Time op-code set, rewind to the first op-code of the set.\r
2722 //\r
2723 AdjustDateAndTimePosition (TRUE, &TopOfScreen);\r
2724\r
2725 UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->QuestionFlags, FALSE);\r
2726 } else {\r
2727 SavedMenuOption = MenuOption;\r
2728 MenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
2729 if (!IsSelectable (MenuOption)) {\r
2730 //\r
2731 // If we are at the end of the list and sitting on a text op, we need to more forward\r
2732 //\r
2733 ScreenOperation = UiDown;\r
2734 ControlFlag = CfScreenOperation;\r
2735 break;\r
2736 }\r
2737\r
2738 MenuOption = SavedMenuOption;\r
2739 }\r
2740 break;\r
2741\r
2742 case CfUiPageUp:\r
2743 ControlFlag = CfCheckSelection;\r
2744\r
2745 if (NewPos->BackLink == &Menu) {\r
2746 NewLine = FALSE;\r
2747 Repaint = FALSE;\r
2748 break;\r
2749 }\r
2750\r
2751 NewLine = TRUE;\r
2752 Repaint = TRUE;\r
2753 Link = TopOfScreen;\r
2754 PreviousMenuOption = MENU_OPTION_FROM_LINK (Link);\r
2755 Index = BottomRow;\r
2756 while ((Index >= TopRow) && (Link->BackLink != &Menu)) {\r
2757 Index = Index - PreviousMenuOption->Skip;\r
2758 Link = Link->BackLink;\r
2759 PreviousMenuOption = MENU_OPTION_FROM_LINK (Link);\r
2760 }\r
2761\r
2762 TopOfScreen = Link;\r
2763 Difference = MoveToNextStatement (TRUE, &Link);\r
2764 if (Difference > 0) {\r
2765 //\r
2766 // The focus MenuOption is above the TopOfScreen\r
2767 //\r
2768 TopOfScreen = Link;\r
2769 } else if (Difference < 0) {\r
2770 //\r
2771 // This happens when there is no MenuOption can be focused from\r
2772 // Current MenuOption to the first MenuOption\r
2773 //\r
2774 TopOfScreen = Menu.ForwardLink;\r
2775 }\r
2776 Index += Difference;\r
2777 if (Index < TopRow) {\r
2778 MenuOption = NULL;\r
2779 }\r
2780\r
2781 if (NewPos == Link) {\r
2782 Repaint = FALSE;\r
2783 NewLine = FALSE;\r
2784 } else {\r
2785 NewPos = Link;\r
2786 }\r
2787\r
2788 //\r
2789 // If we encounter a Date/Time op-code set, rewind to the first op-code of the set.\r
2790 // Don't do this when we are already in the first page.\r
2791 //\r
2792 AdjustDateAndTimePosition (TRUE, &TopOfScreen);\r
2793 AdjustDateAndTimePosition (TRUE, &NewPos);\r
2794 break;\r
2795\r
2796 case CfUiPageDown:\r
2797 ControlFlag = CfCheckSelection;\r
2798\r
2799 if (NewPos->ForwardLink == &Menu) {\r
2800 NewLine = FALSE;\r
2801 Repaint = FALSE;\r
2802 break;\r
2803 }\r
2804\r
2805 NewLine = TRUE;\r
2806 Repaint = TRUE;\r
2807 Link = TopOfScreen;\r
2808 NextMenuOption = MENU_OPTION_FROM_LINK (Link);\r
2809 Index = TopRow;\r
2810 while ((Index <= BottomRow) && (Link->ForwardLink != &Menu)) {\r
2811 Index = Index + NextMenuOption->Skip;\r
2812 Link = Link->ForwardLink;\r
2813 NextMenuOption = MENU_OPTION_FROM_LINK (Link);\r
2814 }\r
2815\r
2816 Index += MoveToNextStatement (FALSE, &Link);\r
2817 if (Index > BottomRow) {\r
2818 //\r
2819 // There are more MenuOption needing scrolling\r
2820 //\r
2821 TopOfScreen = Link;\r
2822 MenuOption = NULL;\r
2823 }\r
2824 if (NewPos == Link && Index <= BottomRow) {\r
2825 //\r
2826 // Finally we know that NewPos is the last MenuOption can be focused.\r
2827 //\r
2828 NewLine = FALSE;\r
2829 Repaint = FALSE;\r
2830 } else {\r
2831 NewPos = Link;\r
2832 }\r
2833\r
2834 //\r
2835 // If we encounter a Date/Time op-code set, rewind to the first op-code of the set.\r
2836 // Don't do this when we are already in the last page.\r
2837 //\r
2838 AdjustDateAndTimePosition (TRUE, &TopOfScreen);\r
2839 AdjustDateAndTimePosition (TRUE, &NewPos);\r
2840 break;\r
2841\r
2842 case CfUiDown:\r
2843 ControlFlag = CfCheckSelection;\r
2844 //\r
2845 // Since the behavior of hitting the down arrow on a Date/Time op-code is intended\r
2846 // to be one that progresses to the next set of op-codes, we need to advance to the last\r
2847 // Date/Time op-code and leave the remaining logic in UiDown intact so the appropriate\r
2848 // checking can be done. The only other logic we need to introduce is that if a Date/Time\r
2849 // op-code is the last entry in the menu, we need to rewind back to the first op-code of\r
2850 // the Date/Time op-code.\r
2851 //\r
2852 SavedListEntry = NewPos;\r
2853 DistanceValue = AdjustDateAndTimePosition (FALSE, &NewPos);\r
2854\r
2855 if (NewPos->ForwardLink != &Menu) {\r
2856 MenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
2857 NewLine = TRUE;\r
2858 NewPos = NewPos->ForwardLink;\r
2859 NextMenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
2860\r
2861 DistanceValue += NextMenuOption->Skip;\r
2862 DistanceValue += MoveToNextStatement (FALSE, &NewPos);\r
2863 //\r
2864 // An option might be multi-line, so we need to reflect that data in the overall skip value\r
2865 //\r
2866 UpdateOptionSkipLines (Selection, NextMenuOption, &OptionString, SkipValue);\r
2867\r
2868 Temp = MenuOption->Row + MenuOption->Skip + DistanceValue - 1;\r
2869 if ((MenuOption->Row + MenuOption->Skip == BottomRow + 1) &&\r
2870 (NextMenuOption->ThisTag->Operand == EFI_IFR_DATE_OP ||\r
2871 NextMenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)\r
2872 ) {\r
2873 Temp ++;\r
2874 }\r
2875\r
2876 //\r
2877 // If we are going to scroll, update TopOfScreen\r
2878 //\r
2879 if (Temp > BottomRow) {\r
2880 do {\r
2881 //\r
2882 // Is the current top of screen a zero-advance op-code?\r
2883 // If so, keep moving forward till we hit a >0 advance op-code\r
2884 //\r
2885 SavedMenuOption = MENU_OPTION_FROM_LINK (TopOfScreen);\r
2886\r
2887 //\r
2888 // If bottom op-code is more than one line or top op-code is more than one line\r
2889 //\r
2890 if ((DistanceValue > 1) || (MenuOption->Skip > 1)) {\r
2891 //\r
2892 // Is the bottom op-code greater than or equal in size to the top op-code?\r
2893 //\r
2894 if ((Temp - BottomRow) >= (SavedMenuOption->Skip - OldSkipValue)) {\r
2895 //\r
2896 // Skip the top op-code\r
2897 //\r
2898 TopOfScreen = TopOfScreen->ForwardLink;\r
2899 Difference = (Temp - BottomRow) - (SavedMenuOption->Skip - OldSkipValue);\r
2900\r
2901 OldSkipValue = Difference;\r
2902\r
2903 SavedMenuOption = MENU_OPTION_FROM_LINK (TopOfScreen);\r
2904\r
2905 //\r
2906 // If we have a remainder, skip that many more op-codes until we drain the remainder\r
2907 //\r
2908 for (;\r
2909 Difference >= (INTN) SavedMenuOption->Skip;\r
2910 Difference = Difference - (INTN) SavedMenuOption->Skip\r
2911 ) {\r
2912 //\r
2913 // Since the Difference is greater than or equal to this op-code's skip value, skip it\r
2914 //\r
2915 TopOfScreen = TopOfScreen->ForwardLink;\r
2916 SavedMenuOption = MENU_OPTION_FROM_LINK (TopOfScreen);\r
2917 if (Difference < (INTN) SavedMenuOption->Skip) {\r
2918 Difference = SavedMenuOption->Skip - Difference - 1;\r
2919 break;\r
2920 } else {\r
2921 if (Difference == (INTN) SavedMenuOption->Skip) {\r
2922 TopOfScreen = TopOfScreen->ForwardLink;\r
2923 SavedMenuOption = MENU_OPTION_FROM_LINK (TopOfScreen);\r
2924 Difference = SavedMenuOption->Skip - Difference;\r
2925 break;\r
2926 }\r
2927 }\r
2928 }\r
2929 //\r
2930 // Since we will act on this op-code in the next routine, and increment the\r
2931 // SkipValue, set the skips to one less than what is required.\r
2932 //\r
2933 SkipValue = Difference - 1;\r
2934\r
2935 } else {\r
2936 //\r
2937 // Since we will act on this op-code in the next routine, and increment the\r
2938 // SkipValue, set the skips to one less than what is required.\r
2939 //\r
2940 SkipValue = OldSkipValue + (Temp - BottomRow) - 1;\r
2941 }\r
2942 } else {\r
2943 if ((OldSkipValue + 1) == (INTN) SavedMenuOption->Skip) {\r
2944 TopOfScreen = TopOfScreen->ForwardLink;\r
2945 break;\r
2946 } else {\r
2947 SkipValue = OldSkipValue;\r
2948 }\r
2949 }\r
2950 //\r
2951 // If the op-code at the top of the screen is more than one line, let's not skip it yet\r
2952 // Let's set a skip flag to smoothly scroll the top of the screen.\r
2953 //\r
2954 if (SavedMenuOption->Skip > 1) {\r
2955 if (SavedMenuOption == NextMenuOption) {\r
2956 SkipValue = 0;\r
2957 } else {\r
2958 SkipValue++;\r
2959 }\r
2960 } else {\r
2961 SkipValue = 0;\r
2962 TopOfScreen = TopOfScreen->ForwardLink;\r
2963 }\r
2964 } while (SavedMenuOption->Skip == 0);\r
2965\r
2966 Repaint = TRUE;\r
2967 OldSkipValue = SkipValue;\r
2968 }\r
2969\r
2970 MenuOption = MENU_OPTION_FROM_LINK (SavedListEntry);\r
2971\r
2972 UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->QuestionFlags, FALSE);\r
2973\r
2974 } else {\r
2975 SavedMenuOption = MenuOption;\r
2976 MenuOption = MENU_OPTION_FROM_LINK (NewPos);\r
2977 if (!IsSelectable (MenuOption)) {\r
2978 //\r
2979 // If we are at the end of the list and sitting on a text op, we need to more forward\r
2980 //\r
2981 ScreenOperation = UiUp;\r
2982 ControlFlag = CfScreenOperation;\r
2983 break;\r
2984 }\r
2985\r
2986 MenuOption = SavedMenuOption;\r
2987 //\r
2988 // If we are at the end of the list and sitting on a Date/Time op, rewind to the head.\r
2989 //\r
2990 AdjustDateAndTimePosition (TRUE, &NewPos);\r
2991 }\r
2992 break;\r
2993\r
2994 case CfUiSave:\r
2995 ControlFlag = CfCheckSelection;\r
2996\r
2997 //\r
2998 // Submit the form\r
2999 //\r
3000 Status = SubmitForm (Selection->FormSet, Selection->Form);\r
3001\r
3002 if (!EFI_ERROR (Status)) {\r
3003 UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->QuestionFlags, FALSE);\r
3004 UpdateStatusBar (NV_UPDATE_REQUIRED, MenuOption->ThisTag->QuestionFlags, FALSE);\r
3005 } else {\r
3006 do {\r
3007 CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gSaveFailed, gPressEnter, gEmptyString);\r
3008 } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);\r
3009\r
3010 Repaint = TRUE;\r
3011 NewLine = TRUE;\r
3012 }\r
3013 break;\r
3014\r
3015 case CfUiDefault:\r
3016 ControlFlag = CfCheckSelection;\r
3017\r
3018 Status = ExtractFormDefault (Selection->FormSet, Selection->Form, DefaultId);\r
3019\r
3020 if (!EFI_ERROR (Status)) {\r
3021 Selection->Action = UI_ACTION_REFRESH_FORM;\r
ebe43565 3022 Selection->Statement = NULL;\r
7936fb6a 3023\r
3024 //\r
3025 // Show NV update flag on status bar\r
3026 //\r
3027 gNvUpdateRequired = TRUE;\r
3028 }\r
3029 break;\r
3030\r
3031 case CfUiNoOperation:\r
3032 ControlFlag = CfCheckSelection;\r
3033 break;\r
3034\r
3035 case CfExit:\r
3036 UiFreeRefreshList ();\r
3037\r
3038 gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));\r
3039 gST->ConOut->SetCursorPosition (gST->ConOut, 0, Row + 4);\r
3040 gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
3041 gST->ConOut->OutputString (gST->ConOut, L"\n");\r
3042\r
3043 return EFI_SUCCESS;\r
3044\r
3045 default:\r
3046 break;\r
3047 }\r
3048 }\r
3049}\r
EFI Development Kit II mirror for PVE