1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #include "fpdfsdk/include/pdfwindow/PWL_Edit.h"
8 
9 #include "core/include/fxcrt/fx_safe_types.h"
10 #include "core/include/fxcrt/fx_xml.h"
11 #include "fpdfsdk/include/pdfwindow/PWL_Caret.h"
12 #include "fpdfsdk/include/pdfwindow/PWL_EditCtrl.h"
13 #include "fpdfsdk/include/pdfwindow/PWL_FontMap.h"
14 #include "fpdfsdk/include/pdfwindow/PWL_ScrollBar.h"
15 #include "fpdfsdk/include/pdfwindow/PWL_Utils.h"
16 #include "fpdfsdk/include/pdfwindow/PWL_Wnd.h"
17 #include "public/fpdf_fwlevent.h"
18 
CPWL_Edit()19 CPWL_Edit::CPWL_Edit()
20     : m_pFillerNotify(NULL), m_pSpellCheck(NULL), m_bFocus(FALSE) {
21   m_pFormFiller = NULL;
22 }
23 
~CPWL_Edit()24 CPWL_Edit::~CPWL_Edit() {
25   ASSERT(m_bFocus == FALSE);
26 }
27 
GetClassName() const28 CFX_ByteString CPWL_Edit::GetClassName() const {
29   return PWL_CLASSNAME_EDIT;
30 }
31 
OnDestroy()32 void CPWL_Edit::OnDestroy() {}
33 
SetText(const FX_WCHAR * csText)34 void CPWL_Edit::SetText(const FX_WCHAR* csText) {
35   CFX_WideString swText = csText;
36 
37   if (HasFlag(PES_RICH)) {
38     CFX_ByteString sValue = CFX_ByteString::FromUnicode(swText);
39 
40     if (CXML_Element* pXML =
41             CXML_Element::Parse(sValue.c_str(), sValue.GetLength())) {
42       int32_t nCount = pXML->CountChildren();
43       FX_BOOL bFirst = TRUE;
44 
45       swText.Empty();
46 
47       for (int32_t i = 0; i < nCount; i++) {
48         if (CXML_Element* pSubElement = pXML->GetElement(i)) {
49           CFX_ByteString tag = pSubElement->GetTagName();
50           if (tag.EqualNoCase("p")) {
51             int nChild = pSubElement->CountChildren();
52             CFX_WideString swSection;
53             for (int32_t j = 0; j < nChild; j++) {
54               swSection += pSubElement->GetContent(j);
55             }
56 
57             if (bFirst)
58               bFirst = FALSE;
59             else
60               swText += FWL_VKEY_Return;
61             swText += swSection;
62           }
63         }
64       }
65 
66       delete pXML;
67     }
68   }
69 
70   m_pEdit->SetText(swText.c_str());
71 }
72 
RePosChildWnd()73 void CPWL_Edit::RePosChildWnd() {
74   if (CPWL_ScrollBar* pVSB = GetVScrollBar()) {
75     CPDF_Rect rcWindow = m_rcOldWindow;
76     CPDF_Rect rcVScroll =
77         CPDF_Rect(rcWindow.right, rcWindow.bottom,
78                   rcWindow.right + PWL_SCROLLBAR_WIDTH, rcWindow.top);
79     pVSB->Move(rcVScroll, TRUE, FALSE);
80   }
81 
82   if (m_pEditCaret && !HasFlag(PES_TEXTOVERFLOW))
83     m_pEditCaret->SetClipRect(CPWL_Utils::InflateRect(
84         GetClientRect(), 1.0f));  //+1 for caret beside border
85 
86   CPWL_EditCtrl::RePosChildWnd();
87 }
88 
GetClientRect() const89 CPDF_Rect CPWL_Edit::GetClientRect() const {
90   CPDF_Rect rcClient = CPWL_Utils::DeflateRect(
91       GetWindowRect(), (FX_FLOAT)(GetBorderWidth() + GetInnerBorderWidth()));
92 
93   if (CPWL_ScrollBar* pVSB = GetVScrollBar()) {
94     if (pVSB->IsVisible()) {
95       rcClient.right -= PWL_SCROLLBAR_WIDTH;
96     }
97   }
98 
99   return rcClient;
100 }
101 
SetAlignFormatH(PWL_EDIT_ALIGNFORMAT_H nFormat,FX_BOOL bPaint)102 void CPWL_Edit::SetAlignFormatH(PWL_EDIT_ALIGNFORMAT_H nFormat,
103                                 FX_BOOL bPaint) {
104   m_pEdit->SetAlignmentH((int32_t)nFormat, bPaint);
105 }
106 
SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat,FX_BOOL bPaint)107 void CPWL_Edit::SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat,
108                                 FX_BOOL bPaint) {
109   m_pEdit->SetAlignmentV((int32_t)nFormat, bPaint);
110 }
111 
CanSelectAll() const112 FX_BOOL CPWL_Edit::CanSelectAll() const {
113   return GetSelectWordRange() != m_pEdit->GetWholeWordRange();
114 }
115 
CanClear() const116 FX_BOOL CPWL_Edit::CanClear() const {
117   return !IsReadOnly() && m_pEdit->IsSelected();
118 }
119 
CanCopy() const120 FX_BOOL CPWL_Edit::CanCopy() const {
121   return !HasFlag(PES_PASSWORD) && !HasFlag(PES_NOREAD) &&
122          m_pEdit->IsSelected();
123 }
124 
CanCut() const125 FX_BOOL CPWL_Edit::CanCut() const {
126   return CanCopy() && !IsReadOnly();
127 }
128 
CanPaste() const129 FX_BOOL CPWL_Edit::CanPaste() const {
130   if (IsReadOnly())
131     return FALSE;
132 
133   CFX_WideString swClipboard;
134   if (IFX_SystemHandler* pSH = GetSystemHandler())
135     swClipboard = pSH->GetClipboardText(GetAttachedHWnd());
136 
137   return !swClipboard.IsEmpty();
138 }
139 
CopyText()140 void CPWL_Edit::CopyText() {
141   if (!CanCopy())
142     return;
143 
144   CFX_WideString str = m_pEdit->GetSelText();
145 
146   if (IFX_SystemHandler* pSH = GetSystemHandler())
147     pSH->SetClipboardText(GetAttachedHWnd(), str);
148 }
149 
PasteText()150 void CPWL_Edit::PasteText() {
151   if (!CanPaste())
152     return;
153 
154   CFX_WideString swClipboard;
155   if (IFX_SystemHandler* pSH = GetSystemHandler())
156     swClipboard = pSH->GetClipboardText(GetAttachedHWnd());
157 
158   if (m_pFillerNotify) {
159     FX_BOOL bRC = TRUE;
160     FX_BOOL bExit = FALSE;
161     CFX_WideString strChangeEx;
162     int nSelStart = 0;
163     int nSelEnd = 0;
164     GetSel(nSelStart, nSelEnd);
165     m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), swClipboard,
166                                        strChangeEx, nSelStart, nSelEnd, TRUE,
167                                        bRC, bExit, 0);
168     if (!bRC)
169       return;
170     if (bExit)
171       return;
172   }
173 
174   if (swClipboard.GetLength() > 0) {
175     Clear();
176     InsertText(swClipboard.c_str());
177   }
178 }
179 
CutText()180 void CPWL_Edit::CutText() {
181   if (!CanCut())
182     return;
183 
184   CFX_WideString str = m_pEdit->GetSelText();
185 
186   if (IFX_SystemHandler* pSH = GetSystemHandler())
187     pSH->SetClipboardText(GetAttachedHWnd(), str);
188 
189   m_pEdit->Clear();
190 }
191 
OnCreated()192 void CPWL_Edit::OnCreated() {
193   CPWL_EditCtrl::OnCreated();
194 
195   if (CPWL_ScrollBar* pScroll = GetVScrollBar()) {
196     pScroll->RemoveFlag(PWS_AUTOTRANSPARENT);
197     pScroll->SetTransparency(255);
198   }
199 
200   SetParamByFlag();
201 
202   m_rcOldWindow = GetWindowRect();
203 
204   m_pEdit->SetOprNotify(this);
205   m_pEdit->EnableOprNotify(TRUE);
206 }
207 
SetParamByFlag()208 void CPWL_Edit::SetParamByFlag() {
209   if (HasFlag(PES_RIGHT)) {
210     m_pEdit->SetAlignmentH(2, FALSE);
211   } else if (HasFlag(PES_MIDDLE)) {
212     m_pEdit->SetAlignmentH(1, FALSE);
213   } else {
214     m_pEdit->SetAlignmentH(0, FALSE);
215   }
216 
217   if (HasFlag(PES_BOTTOM)) {
218     m_pEdit->SetAlignmentV(2, FALSE);
219   } else if (HasFlag(PES_CENTER)) {
220     m_pEdit->SetAlignmentV(1, FALSE);
221   } else {
222     m_pEdit->SetAlignmentV(0, FALSE);
223   }
224 
225   if (HasFlag(PES_PASSWORD)) {
226     m_pEdit->SetPasswordChar('*', FALSE);
227   }
228 
229   m_pEdit->SetMultiLine(HasFlag(PES_MULTILINE), FALSE);
230   m_pEdit->SetAutoReturn(HasFlag(PES_AUTORETURN), FALSE);
231   m_pEdit->SetAutoFontSize(HasFlag(PWS_AUTOFONTSIZE), FALSE);
232   m_pEdit->SetAutoScroll(HasFlag(PES_AUTOSCROLL), FALSE);
233   m_pEdit->EnableUndo(HasFlag(PES_UNDO));
234 
235   if (HasFlag(PES_TEXTOVERFLOW)) {
236     SetClipRect(CPDF_Rect(0.0f, 0.0f, 0.0f, 0.0f));
237     m_pEdit->SetTextOverflow(TRUE, FALSE);
238   } else {
239     if (m_pEditCaret) {
240       m_pEditCaret->SetClipRect(CPWL_Utils::InflateRect(
241           GetClientRect(), 1.0f));  //+1 for caret beside border
242     }
243   }
244 
245   if (HasFlag(PES_SPELLCHECK)) {
246     m_pSpellCheck = GetCreationParam().pSpellCheck;
247   }
248 }
249 
GetThisAppearanceStream(CFX_ByteTextBuf & sAppStream)250 void CPWL_Edit::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) {
251   CPWL_Wnd::GetThisAppearanceStream(sAppStream);
252 
253   CPDF_Rect rcClient = GetClientRect();
254   CFX_ByteTextBuf sLine;
255 
256   int32_t nCharArray = m_pEdit->GetCharArray();
257 
258   if (nCharArray > 0) {
259     switch (GetBorderStyle()) {
260       case PBS_SOLID: {
261         sLine << "q\n" << GetBorderWidth() << " w\n"
262               << CPWL_Utils::GetColorAppStream(GetBorderColor(), FALSE)
263               << " 2 J 0 j\n";
264 
265         for (int32_t i = 1; i < nCharArray; i++) {
266           sLine << rcClient.left +
267                        ((rcClient.right - rcClient.left) / nCharArray) * i
268                 << " " << rcClient.bottom << " m\n"
269                 << rcClient.left +
270                        ((rcClient.right - rcClient.left) / nCharArray) * i
271                 << " " << rcClient.top << " l S\n";
272         }
273 
274         sLine << "Q\n";
275       } break;
276       case PBS_DASH: {
277         sLine << "q\n" << GetBorderWidth() << " w\n"
278               << CPWL_Utils::GetColorAppStream(GetBorderColor(), FALSE)
279               << " 2 J 0 j\n"
280               << "[" << GetBorderDash().nDash << " " << GetBorderDash().nGap
281               << "] " << GetBorderDash().nPhase << " d\n";
282 
283         for (int32_t i = 1; i < nCharArray; i++) {
284           sLine << rcClient.left +
285                        ((rcClient.right - rcClient.left) / nCharArray) * i
286                 << " " << rcClient.bottom << " m\n"
287                 << rcClient.left +
288                        ((rcClient.right - rcClient.left) / nCharArray) * i
289                 << " " << rcClient.top << " l S\n";
290         }
291 
292         sLine << "Q\n";
293       } break;
294     }
295   }
296 
297   sAppStream << sLine;
298 
299   CFX_ByteTextBuf sText;
300 
301   CPDF_Point ptOffset = CPDF_Point(0.0f, 0.0f);
302 
303   CPVT_WordRange wrWhole = m_pEdit->GetWholeWordRange();
304   CPVT_WordRange wrSelect = GetSelectWordRange();
305   CPVT_WordRange wrVisible =
306       (HasFlag(PES_TEXTOVERFLOW) ? wrWhole : m_pEdit->GetVisibleWordRange());
307   CPVT_WordRange wrSelBefore(wrWhole.BeginPos, wrSelect.BeginPos);
308   CPVT_WordRange wrSelAfter(wrSelect.EndPos, wrWhole.EndPos);
309 
310   CPVT_WordRange wrTemp =
311       CPWL_Utils::OverlapWordRange(GetSelectWordRange(), wrVisible);
312   CFX_ByteString sEditSel =
313       CPWL_Utils::GetEditSelAppStream(m_pEdit, ptOffset, &wrTemp);
314 
315   if (sEditSel.GetLength() > 0)
316     sText << CPWL_Utils::GetColorAppStream(PWL_DEFAULT_SELBACKCOLOR)
317           << sEditSel;
318 
319   wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelBefore);
320   CFX_ByteString sEditBefore = CPWL_Utils::GetEditAppStream(
321       m_pEdit, ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY),
322       m_pEdit->GetPasswordChar());
323 
324   if (sEditBefore.GetLength() > 0)
325     sText << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor())
326           << sEditBefore << "ET\n";
327 
328   wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelect);
329   CFX_ByteString sEditMid = CPWL_Utils::GetEditAppStream(
330       m_pEdit, ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY),
331       m_pEdit->GetPasswordChar());
332 
333   if (sEditMid.GetLength() > 0)
334     sText << "BT\n"
335           << CPWL_Utils::GetColorAppStream(CPWL_Color(COLORTYPE_GRAY, 1))
336           << sEditMid << "ET\n";
337 
338   wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelAfter);
339   CFX_ByteString sEditAfter = CPWL_Utils::GetEditAppStream(
340       m_pEdit, ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY),
341       m_pEdit->GetPasswordChar());
342 
343   if (sEditAfter.GetLength() > 0)
344     sText << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor())
345           << sEditAfter << "ET\n";
346 
347   if (HasFlag(PES_SPELLCHECK)) {
348     CFX_ByteString sSpellCheck = CPWL_Utils::GetSpellCheckAppStream(
349         m_pEdit, m_pSpellCheck, ptOffset, &wrVisible);
350     if (sSpellCheck.GetLength() > 0)
351       sText << CPWL_Utils::GetColorAppStream(CPWL_Color(COLORTYPE_RGB, 1, 0, 0),
352                                              FALSE)
353             << sSpellCheck;
354   }
355 
356   if (sText.GetLength() > 0) {
357     CPDF_Rect rcClient = GetClientRect();
358     sAppStream << "q\n/Tx BMC\n";
359 
360     if (!HasFlag(PES_TEXTOVERFLOW))
361       sAppStream << rcClient.left << " " << rcClient.bottom << " "
362                  << rcClient.right - rcClient.left << " "
363                  << rcClient.top - rcClient.bottom << " re W n\n";
364 
365     sAppStream << sText;
366 
367     sAppStream << "EMC\nQ\n";
368   }
369 }
370 
DrawThisAppearance(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device)371 void CPWL_Edit::DrawThisAppearance(CFX_RenderDevice* pDevice,
372                                    CFX_Matrix* pUser2Device) {
373   CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);
374 
375   CPDF_Rect rcClient = GetClientRect();
376   CFX_ByteTextBuf sLine;
377 
378   int32_t nCharArray = m_pEdit->GetCharArray();
379   FX_SAFE_INT32 nCharArraySafe = nCharArray;
380   nCharArraySafe -= 1;
381   nCharArraySafe *= 2;
382 
383   if (nCharArray > 0 && nCharArraySafe.IsValid()) {
384     switch (GetBorderStyle()) {
385       case PBS_SOLID: {
386         CFX_GraphStateData gsd;
387         gsd.m_LineWidth = (FX_FLOAT)GetBorderWidth();
388 
389         CFX_PathData path;
390         path.SetPointCount(nCharArraySafe.ValueOrDie());
391 
392         for (int32_t i = 0; i < nCharArray - 1; i++) {
393           path.SetPoint(
394               i * 2,
395               rcClient.left +
396                   ((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
397               rcClient.bottom, FXPT_MOVETO);
398           path.SetPoint(
399               i * 2 + 1,
400               rcClient.left +
401                   ((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
402               rcClient.top, FXPT_LINETO);
403         }
404         if (path.GetPointCount() > 0)
405           pDevice->DrawPath(
406               &path, pUser2Device, &gsd, 0,
407               CPWL_Utils::PWLColorToFXColor(GetBorderColor(), 255),
408               FXFILL_ALTERNATE);
409       } break;
410       case PBS_DASH: {
411         CFX_GraphStateData gsd;
412         gsd.m_LineWidth = (FX_FLOAT)GetBorderWidth();
413 
414         gsd.SetDashCount(2);
415         gsd.m_DashArray[0] = (FX_FLOAT)GetBorderDash().nDash;
416         gsd.m_DashArray[1] = (FX_FLOAT)GetBorderDash().nGap;
417         gsd.m_DashPhase = (FX_FLOAT)GetBorderDash().nPhase;
418 
419         CFX_PathData path;
420         path.SetPointCount(nCharArraySafe.ValueOrDie());
421 
422         for (int32_t i = 0; i < nCharArray - 1; i++) {
423           path.SetPoint(
424               i * 2,
425               rcClient.left +
426                   ((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
427               rcClient.bottom, FXPT_MOVETO);
428           path.SetPoint(
429               i * 2 + 1,
430               rcClient.left +
431                   ((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
432               rcClient.top, FXPT_LINETO);
433         }
434         if (path.GetPointCount() > 0)
435           pDevice->DrawPath(
436               &path, pUser2Device, &gsd, 0,
437               CPWL_Utils::PWLColorToFXColor(GetBorderColor(), 255),
438               FXFILL_ALTERNATE);
439       } break;
440     }
441   }
442 
443   CPDF_Rect rcClip;
444   CPVT_WordRange wrRange = m_pEdit->GetVisibleWordRange();
445   CPVT_WordRange* pRange = NULL;
446 
447   if (!HasFlag(PES_TEXTOVERFLOW)) {
448     rcClip = GetClientRect();
449     pRange = &wrRange;
450   }
451   IFX_SystemHandler* pSysHandler = GetSystemHandler();
452   IFX_Edit::DrawEdit(
453       pDevice, pUser2Device, m_pEdit,
454       CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
455       CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor(), GetTransparency()),
456       rcClip, CPDF_Point(0.0f, 0.0f), pRange, pSysHandler, m_pFormFiller);
457 
458   if (HasFlag(PES_SPELLCHECK)) {
459     CPWL_Utils::DrawEditSpellCheck(pDevice, pUser2Device, m_pEdit, rcClip,
460                                    CPDF_Point(0.0f, 0.0f), pRange,
461                                    GetCreationParam().pSpellCheck);
462   }
463 }
464 
OnLButtonDown(const CPDF_Point & point,FX_DWORD nFlag)465 FX_BOOL CPWL_Edit::OnLButtonDown(const CPDF_Point& point, FX_DWORD nFlag) {
466   CPWL_Wnd::OnLButtonDown(point, nFlag);
467 
468   if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) {
469     if (m_bMouseDown)
470       InvalidateRect();
471 
472     m_bMouseDown = TRUE;
473     SetCapture();
474 
475     m_pEdit->OnMouseDown(point, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
476   }
477 
478   return TRUE;
479 }
480 
OnLButtonDblClk(const CPDF_Point & point,FX_DWORD nFlag)481 FX_BOOL CPWL_Edit::OnLButtonDblClk(const CPDF_Point& point, FX_DWORD nFlag) {
482   CPWL_Wnd::OnLButtonDblClk(point, nFlag);
483 
484   if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) {
485     m_pEdit->SelectAll();
486   }
487 
488   return TRUE;
489 }
490 
491 #define WM_PWLEDIT_UNDO 0x01
492 #define WM_PWLEDIT_REDO 0x02
493 #define WM_PWLEDIT_CUT 0x03
494 #define WM_PWLEDIT_COPY 0x04
495 #define WM_PWLEDIT_PASTE 0x05
496 #define WM_PWLEDIT_DELETE 0x06
497 #define WM_PWLEDIT_SELECTALL 0x07
498 #define WM_PWLEDIT_SUGGEST 0x08
499 
OnRButtonUp(const CPDF_Point & point,FX_DWORD nFlag)500 FX_BOOL CPWL_Edit::OnRButtonUp(const CPDF_Point& point, FX_DWORD nFlag) {
501   if (m_bMouseDown)
502     return FALSE;
503 
504   CPWL_Wnd::OnRButtonUp(point, nFlag);
505 
506   if (!HasFlag(PES_TEXTOVERFLOW) && !ClientHitTest(point))
507     return TRUE;
508 
509   IFX_SystemHandler* pSH = GetSystemHandler();
510   if (!pSH)
511     return FALSE;
512 
513   SetFocus();
514 
515   CPVT_WordRange wrLatin = GetLatinWordsRange(point);
516   CFX_WideString swLatin = m_pEdit->GetRangeText(wrLatin);
517 
518   FX_HMENU hPopup = pSH->CreatePopupMenu();
519   if (!hPopup)
520     return FALSE;
521 
522   CFX_ByteStringArray sSuggestWords;
523   CPDF_Point ptPopup = point;
524 
525   if (!IsReadOnly()) {
526     if (HasFlag(PES_SPELLCHECK) && !swLatin.IsEmpty()) {
527       if (m_pSpellCheck) {
528         CFX_ByteString sLatin = CFX_ByteString::FromUnicode(swLatin);
529 
530         if (!m_pSpellCheck->CheckWord(sLatin)) {
531           m_pSpellCheck->SuggestWords(sLatin, sSuggestWords);
532 
533           int32_t nSuggest = sSuggestWords.GetSize();
534 
535           for (int32_t nWord = 0; nWord < nSuggest; nWord++) {
536             pSH->AppendMenuItem(hPopup, WM_PWLEDIT_SUGGEST + nWord,
537                                 sSuggestWords[nWord].UTF8Decode());
538           }
539 
540           if (nSuggest > 0)
541             pSH->AppendMenuItem(hPopup, 0, L"");
542 
543           ptPopup = GetWordRightBottomPoint(wrLatin.EndPos);
544         }
545       }
546     }
547   }
548 
549   IPWL_Provider* pProvider = GetProvider();
550 
551   if (HasFlag(PES_UNDO)) {
552     pSH->AppendMenuItem(
553         hPopup, WM_PWLEDIT_UNDO,
554         pProvider ? pProvider->LoadPopupMenuString(0) : L"&Undo");
555     pSH->AppendMenuItem(
556         hPopup, WM_PWLEDIT_REDO,
557         pProvider ? pProvider->LoadPopupMenuString(1) : L"&Redo");
558     pSH->AppendMenuItem(hPopup, 0, L"");
559 
560     if (!m_pEdit->CanUndo())
561       pSH->EnableMenuItem(hPopup, WM_PWLEDIT_UNDO, FALSE);
562     if (!m_pEdit->CanRedo())
563       pSH->EnableMenuItem(hPopup, WM_PWLEDIT_REDO, FALSE);
564   }
565 
566   pSH->AppendMenuItem(hPopup, WM_PWLEDIT_CUT,
567                       pProvider ? pProvider->LoadPopupMenuString(2) : L"Cu&t");
568   pSH->AppendMenuItem(hPopup, WM_PWLEDIT_COPY,
569                       pProvider ? pProvider->LoadPopupMenuString(3) : L"&Copy");
570   pSH->AppendMenuItem(
571       hPopup, WM_PWLEDIT_PASTE,
572       pProvider ? pProvider->LoadPopupMenuString(4) : L"&Paste");
573   pSH->AppendMenuItem(
574       hPopup, WM_PWLEDIT_DELETE,
575       pProvider ? pProvider->LoadPopupMenuString(5) : L"&Delete");
576 
577   CFX_WideString swText = pSH->GetClipboardText(GetAttachedHWnd());
578   if (swText.IsEmpty())
579     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_PASTE, FALSE);
580 
581   if (!m_pEdit->IsSelected()) {
582     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE);
583     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_COPY, FALSE);
584     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_DELETE, FALSE);
585   }
586 
587   if (IsReadOnly()) {
588     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE);
589     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_DELETE, FALSE);
590     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_PASTE, FALSE);
591   }
592 
593   if (HasFlag(PES_PASSWORD)) {
594     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE);
595     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_COPY, FALSE);
596   }
597 
598   if (HasFlag(PES_NOREAD)) {
599     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE);
600     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_COPY, FALSE);
601   }
602 
603   pSH->AppendMenuItem(hPopup, 0, L"");
604   pSH->AppendMenuItem(
605       hPopup, WM_PWLEDIT_SELECTALL,
606       pProvider ? pProvider->LoadPopupMenuString(6) : L"&Select All");
607 
608   if (m_pEdit->GetTotalWords() == 0) {
609     pSH->EnableMenuItem(hPopup, WM_PWLEDIT_SELECTALL, FALSE);
610   }
611 
612   int32_t x, y;
613   PWLtoWnd(ptPopup, x, y);
614   pSH->ClientToScreen(GetAttachedHWnd(), x, y);
615   pSH->SetCursor(FXCT_ARROW);
616   int32_t nCmd = pSH->TrackPopupMenu(hPopup, x, y, GetAttachedHWnd());
617 
618   switch (nCmd) {
619     case WM_PWLEDIT_UNDO:
620       Undo();
621       break;
622     case WM_PWLEDIT_REDO:
623       Redo();
624       break;
625     case WM_PWLEDIT_CUT:
626       CutText();
627       break;
628     case WM_PWLEDIT_COPY:
629       CopyText();
630       break;
631     case WM_PWLEDIT_PASTE:
632       PasteText();
633       break;
634     case WM_PWLEDIT_DELETE:
635       Clear();
636       break;
637     case WM_PWLEDIT_SELECTALL:
638       SelectAll();
639       break;
640     case WM_PWLEDIT_SUGGEST + 0:
641       SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos),
642              m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos));
643       ReplaceSel(sSuggestWords[0].UTF8Decode().c_str());
644       break;
645     case WM_PWLEDIT_SUGGEST + 1:
646       SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos),
647              m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos));
648       ReplaceSel(sSuggestWords[1].UTF8Decode().c_str());
649       break;
650     case WM_PWLEDIT_SUGGEST + 2:
651       SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos),
652              m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos));
653       ReplaceSel(sSuggestWords[2].UTF8Decode().c_str());
654       break;
655     case WM_PWLEDIT_SUGGEST + 3:
656       SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos),
657              m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos));
658       ReplaceSel(sSuggestWords[3].UTF8Decode().c_str());
659       break;
660     case WM_PWLEDIT_SUGGEST + 4:
661       SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos),
662              m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos));
663       ReplaceSel(sSuggestWords[4].UTF8Decode().c_str());
664       break;
665     default:
666       break;
667   }
668 
669   pSH->DestroyMenu(hPopup);
670 
671   return TRUE;
672 }
673 
OnSetFocus()674 void CPWL_Edit::OnSetFocus() {
675   SetEditCaret(TRUE);
676 
677   if (!IsReadOnly()) {
678     if (IPWL_FocusHandler* pFocusHandler = GetFocusHandler())
679       pFocusHandler->OnSetFocus(this);
680   }
681 
682   m_bFocus = TRUE;
683 }
684 
OnKillFocus()685 void CPWL_Edit::OnKillFocus() {
686   ShowVScrollBar(FALSE);
687 
688   m_pEdit->SelectNone();
689   SetCaret(FALSE, CPDF_Point(0.0f, 0.0f), CPDF_Point(0.0f, 0.0f));
690 
691   SetCharSet(0);
692 
693   if (!IsReadOnly()) {
694     if (IPWL_FocusHandler* pFocusHandler = GetFocusHandler())
695       pFocusHandler->OnKillFocus(this);
696   }
697 
698   m_bFocus = FALSE;
699 }
700 
SetHorzScale(int32_t nHorzScale,FX_BOOL bPaint)701 void CPWL_Edit::SetHorzScale(int32_t nHorzScale, FX_BOOL bPaint /* = TRUE*/) {
702   m_pEdit->SetHorzScale(nHorzScale, bPaint);
703 }
704 
SetCharSpace(FX_FLOAT fCharSpace,FX_BOOL bPaint)705 void CPWL_Edit::SetCharSpace(FX_FLOAT fCharSpace, FX_BOOL bPaint /* = TRUE*/) {
706   m_pEdit->SetCharSpace(fCharSpace, bPaint);
707 }
708 
SetLineLeading(FX_FLOAT fLineLeading,FX_BOOL bPaint)709 void CPWL_Edit::SetLineLeading(FX_FLOAT fLineLeading,
710                                FX_BOOL bPaint /* = TRUE*/) {
711   m_pEdit->SetLineLeading(fLineLeading, bPaint);
712 }
713 
GetSelectAppearanceStream(const CPDF_Point & ptOffset) const714 CFX_ByteString CPWL_Edit::GetSelectAppearanceStream(
715     const CPDF_Point& ptOffset) const {
716   CPVT_WordRange wr = GetSelectWordRange();
717   return CPWL_Utils::GetEditSelAppStream(m_pEdit, ptOffset, &wr);
718 }
719 
GetSelectWordRange() const720 CPVT_WordRange CPWL_Edit::GetSelectWordRange() const {
721   if (m_pEdit->IsSelected()) {
722     int32_t nStart = -1;
723     int32_t nEnd = -1;
724 
725     m_pEdit->GetSel(nStart, nEnd);
726 
727     CPVT_WordPlace wpStart = m_pEdit->WordIndexToWordPlace(nStart);
728     CPVT_WordPlace wpEnd = m_pEdit->WordIndexToWordPlace(nEnd);
729 
730     return CPVT_WordRange(wpStart, wpEnd);
731   }
732 
733   return CPVT_WordRange();
734 }
735 
GetTextAppearanceStream(const CPDF_Point & ptOffset) const736 CFX_ByteString CPWL_Edit::GetTextAppearanceStream(
737     const CPDF_Point& ptOffset) const {
738   CFX_ByteTextBuf sRet;
739   CFX_ByteString sEdit = CPWL_Utils::GetEditAppStream(m_pEdit, ptOffset);
740 
741   if (sEdit.GetLength() > 0) {
742     sRet << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()) << sEdit
743          << "ET\n";
744   }
745 
746   return sRet.GetByteString();
747 }
748 
GetCaretAppearanceStream(const CPDF_Point & ptOffset) const749 CFX_ByteString CPWL_Edit::GetCaretAppearanceStream(
750     const CPDF_Point& ptOffset) const {
751   if (m_pEditCaret)
752     return m_pEditCaret->GetCaretAppearanceStream(ptOffset);
753 
754   return CFX_ByteString();
755 }
756 
GetWordRightBottomPoint(const CPVT_WordPlace & wpWord)757 CPDF_Point CPWL_Edit::GetWordRightBottomPoint(const CPVT_WordPlace& wpWord) {
758   CPDF_Point pt(0.0f, 0.0f);
759 
760   if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) {
761     CPVT_WordPlace wpOld = pIterator->GetAt();
762     pIterator->SetAt(wpWord);
763     CPVT_Word word;
764     if (pIterator->GetWord(word)) {
765       pt = CPDF_Point(word.ptWord.x + word.fWidth,
766                       word.ptWord.y + word.fDescent);
767     }
768 
769     pIterator->SetAt(wpOld);
770   }
771 
772   return pt;
773 }
774 
IsTextFull() const775 FX_BOOL CPWL_Edit::IsTextFull() const {
776   return m_pEdit->IsTextFull();
777 }
778 
GetCharArrayAutoFontSize(CPDF_Font * pFont,const CPDF_Rect & rcPlate,int32_t nCharArray)779 FX_FLOAT CPWL_Edit::GetCharArrayAutoFontSize(CPDF_Font* pFont,
780                                              const CPDF_Rect& rcPlate,
781                                              int32_t nCharArray) {
782   if (pFont && !pFont->IsStandardFont()) {
783     FX_RECT rcBBox;
784     pFont->GetFontBBox(rcBBox);
785 
786     CPDF_Rect rcCell = rcPlate;
787     FX_FLOAT xdiv = rcCell.Width() / nCharArray * 1000.0f / rcBBox.Width();
788     FX_FLOAT ydiv = -rcCell.Height() * 1000.0f / rcBBox.Height();
789 
790     return xdiv < ydiv ? xdiv : ydiv;
791   }
792 
793   return 0.0f;
794 }
795 
SetCharArray(int32_t nCharArray)796 void CPWL_Edit::SetCharArray(int32_t nCharArray) {
797   if (HasFlag(PES_CHARARRAY) && nCharArray > 0) {
798     m_pEdit->SetCharArray(nCharArray);
799     m_pEdit->SetTextOverflow(TRUE);
800 
801     if (HasFlag(PWS_AUTOFONTSIZE)) {
802       if (IFX_Edit_FontMap* pFontMap = GetFontMap()) {
803         FX_FLOAT fFontSize = GetCharArrayAutoFontSize(
804             pFontMap->GetPDFFont(0), GetClientRect(), nCharArray);
805         if (fFontSize > 0.0f) {
806           m_pEdit->SetAutoFontSize(FALSE);
807           m_pEdit->SetFontSize(fFontSize);
808         }
809       }
810     }
811   }
812 }
813 
SetLimitChar(int32_t nLimitChar)814 void CPWL_Edit::SetLimitChar(int32_t nLimitChar) {
815   m_pEdit->SetLimitChar(nLimitChar);
816 }
817 
ReplaceSel(const FX_WCHAR * csText)818 void CPWL_Edit::ReplaceSel(const FX_WCHAR* csText) {
819   m_pEdit->Clear();
820   m_pEdit->InsertText(csText);
821 }
822 
GetFocusRect() const823 CPDF_Rect CPWL_Edit::GetFocusRect() const {
824   return CPDF_Rect();
825 }
826 
ShowVScrollBar(FX_BOOL bShow)827 void CPWL_Edit::ShowVScrollBar(FX_BOOL bShow) {
828   if (CPWL_ScrollBar* pScroll = GetVScrollBar()) {
829     if (bShow) {
830       if (!pScroll->IsVisible()) {
831         pScroll->SetVisible(TRUE);
832         CPDF_Rect rcWindow = GetWindowRect();
833         m_rcOldWindow = rcWindow;
834         rcWindow.right += PWL_SCROLLBAR_WIDTH;
835         Move(rcWindow, TRUE, TRUE);
836       }
837     } else {
838       if (pScroll->IsVisible()) {
839         pScroll->SetVisible(FALSE);
840         Move(m_rcOldWindow, TRUE, TRUE);
841       }
842     }
843   }
844 }
845 
IsVScrollBarVisible() const846 FX_BOOL CPWL_Edit::IsVScrollBarVisible() const {
847   if (CPWL_ScrollBar* pScroll = GetVScrollBar()) {
848     return pScroll->IsVisible();
849   }
850 
851   return FALSE;
852 }
853 
EnableSpellCheck(FX_BOOL bEnabled)854 void CPWL_Edit::EnableSpellCheck(FX_BOOL bEnabled) {
855   if (bEnabled)
856     AddFlag(PES_SPELLCHECK);
857   else
858     RemoveFlag(PES_SPELLCHECK);
859 }
860 
OnKeyDown(FX_WORD nChar,FX_DWORD nFlag)861 FX_BOOL CPWL_Edit::OnKeyDown(FX_WORD nChar, FX_DWORD nFlag) {
862   if (m_bMouseDown)
863     return TRUE;
864 
865   if (nChar == FWL_VKEY_Delete) {
866     if (m_pFillerNotify) {
867       FX_BOOL bRC = TRUE;
868       FX_BOOL bExit = FALSE;
869       CFX_WideString strChange;
870       CFX_WideString strChangeEx;
871 
872       int nSelStart = 0;
873       int nSelEnd = 0;
874       GetSel(nSelStart, nSelEnd);
875 
876       if (nSelStart == nSelEnd)
877         nSelEnd = nSelStart + 1;
878       m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), strChange,
879                                          strChangeEx, nSelStart, nSelEnd, TRUE,
880                                          bRC, bExit, nFlag);
881       if (!bRC)
882         return FALSE;
883       if (bExit)
884         return FALSE;
885     }
886   }
887 
888   FX_BOOL bRet = CPWL_EditCtrl::OnKeyDown(nChar, nFlag);
889 
890   // In case of implementation swallow the OnKeyDown event.
891   if (IsProceedtoOnChar(nChar, nFlag))
892     return TRUE;
893 
894   return bRet;
895 }
896 
897 /**
898 *In case of implementation swallow the OnKeyDown event.
899 *If the event is swallowed, implementation may do other unexpected things, which
900 *is not the control means to do.
901 */
IsProceedtoOnChar(FX_WORD nKeyCode,FX_DWORD nFlag)902 FX_BOOL CPWL_Edit::IsProceedtoOnChar(FX_WORD nKeyCode, FX_DWORD nFlag) {
903   FX_BOOL bCtrl = IsCTRLpressed(nFlag);
904   FX_BOOL bAlt = IsALTpressed(nFlag);
905   if (bCtrl && !bAlt) {
906     // hot keys for edit control.
907     switch (nKeyCode) {
908       case 'C':
909       case 'V':
910       case 'X':
911       case 'A':
912       case 'Z':
913         return TRUE;
914       default:
915         break;
916     }
917   }
918   // control characters.
919   switch (nKeyCode) {
920     case FWL_VKEY_Escape:
921     case FWL_VKEY_Back:
922     case FWL_VKEY_Return:
923     case FWL_VKEY_Space:
924       return TRUE;
925     default:
926       return FALSE;
927   }
928 }
929 
OnChar(FX_WORD nChar,FX_DWORD nFlag)930 FX_BOOL CPWL_Edit::OnChar(FX_WORD nChar, FX_DWORD nFlag) {
931   if (m_bMouseDown)
932     return TRUE;
933 
934   FX_BOOL bRC = TRUE;
935   FX_BOOL bExit = FALSE;
936 
937   if (!IsCTRLpressed(nFlag)) {
938     if (m_pFillerNotify) {
939       CFX_WideString swChange;
940 
941       int nSelStart = 0;
942       int nSelEnd = 0;
943       GetSel(nSelStart, nSelEnd);
944 
945       switch (nChar) {
946         case FWL_VKEY_Back:
947           if (nSelStart == nSelEnd)
948             nSelStart = nSelEnd - 1;
949           break;
950         case FWL_VKEY_Return:
951           break;
952         default:
953           swChange += nChar;
954           break;
955       }
956 
957       CFX_WideString strChangeEx;
958       m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), swChange,
959                                          strChangeEx, nSelStart, nSelEnd, TRUE,
960                                          bRC, bExit, nFlag);
961     }
962   }
963 
964   if (!bRC)
965     return TRUE;
966   if (bExit)
967     return FALSE;
968 
969   if (IFX_Edit_FontMap* pFontMap = GetFontMap()) {
970     int32_t nOldCharSet = GetCharSet();
971     int32_t nNewCharSet = pFontMap->CharSetFromUnicode(nChar, DEFAULT_CHARSET);
972     if (nOldCharSet != nNewCharSet) {
973       SetCharSet(nNewCharSet);
974     }
975   }
976 
977   return CPWL_EditCtrl::OnChar(nChar, nFlag);
978 }
979 
OnMouseWheel(short zDelta,const CPDF_Point & point,FX_DWORD nFlag)980 FX_BOOL CPWL_Edit::OnMouseWheel(short zDelta,
981                                 const CPDF_Point& point,
982                                 FX_DWORD nFlag) {
983   if (HasFlag(PES_MULTILINE)) {
984     CPDF_Point ptScroll = GetScrollPos();
985 
986     if (zDelta > 0) {
987       ptScroll.y += GetFontSize();
988     } else {
989       ptScroll.y -= GetFontSize();
990     }
991     SetScrollPos(ptScroll);
992 
993     return TRUE;
994   }
995 
996   return FALSE;
997 }
998 
OnInsertReturn(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)999 void CPWL_Edit::OnInsertReturn(const CPVT_WordPlace& place,
1000                                const CPVT_WordPlace& oldplace) {
1001   if (HasFlag(PES_SPELLCHECK)) {
1002     m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
1003                                                GetLatinWordsRange(place)));
1004   }
1005 
1006   if (m_pEditNotify) {
1007     m_pEditNotify->OnInsertReturn(place, oldplace);
1008   }
1009 }
1010 
OnBackSpace(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)1011 void CPWL_Edit::OnBackSpace(const CPVT_WordPlace& place,
1012                             const CPVT_WordPlace& oldplace) {
1013   if (HasFlag(PES_SPELLCHECK)) {
1014     m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
1015                                                GetLatinWordsRange(place)));
1016   }
1017 
1018   if (m_pEditNotify) {
1019     m_pEditNotify->OnBackSpace(place, oldplace);
1020   }
1021 }
1022 
OnDelete(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)1023 void CPWL_Edit::OnDelete(const CPVT_WordPlace& place,
1024                          const CPVT_WordPlace& oldplace) {
1025   if (HasFlag(PES_SPELLCHECK)) {
1026     m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
1027                                                GetLatinWordsRange(place)));
1028   }
1029 
1030   if (m_pEditNotify) {
1031     m_pEditNotify->OnDelete(place, oldplace);
1032   }
1033 }
1034 
OnClear(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)1035 void CPWL_Edit::OnClear(const CPVT_WordPlace& place,
1036                         const CPVT_WordPlace& oldplace) {
1037   if (HasFlag(PES_SPELLCHECK)) {
1038     m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
1039                                                GetLatinWordsRange(place)));
1040   }
1041 
1042   if (m_pEditNotify) {
1043     m_pEditNotify->OnClear(place, oldplace);
1044   }
1045 }
1046 
OnInsertWord(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)1047 void CPWL_Edit::OnInsertWord(const CPVT_WordPlace& place,
1048                              const CPVT_WordPlace& oldplace) {
1049   if (HasFlag(PES_SPELLCHECK)) {
1050     m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
1051                                                GetLatinWordsRange(place)));
1052   }
1053 
1054   if (m_pEditNotify) {
1055     m_pEditNotify->OnInsertWord(place, oldplace);
1056   }
1057 }
1058 
OnSetText(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)1059 void CPWL_Edit::OnSetText(const CPVT_WordPlace& place,
1060                           const CPVT_WordPlace& oldplace) {}
1061 
OnInsertText(const CPVT_WordPlace & place,const CPVT_WordPlace & oldplace)1062 void CPWL_Edit::OnInsertText(const CPVT_WordPlace& place,
1063                              const CPVT_WordPlace& oldplace) {
1064   if (HasFlag(PES_SPELLCHECK)) {
1065     m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
1066                                                GetLatinWordsRange(place)));
1067   }
1068 
1069   if (m_pEditNotify) {
1070     m_pEditNotify->OnInsertText(place, oldplace);
1071   }
1072 }
1073 
OnAddUndo(IFX_Edit_UndoItem * pUndoItem)1074 void CPWL_Edit::OnAddUndo(IFX_Edit_UndoItem* pUndoItem) {
1075   if (m_pEditNotify) {
1076     m_pEditNotify->OnAddUndo(this);
1077   }
1078 }
1079 
CombineWordRange(const CPVT_WordRange & wr1,const CPVT_WordRange & wr2)1080 CPVT_WordRange CPWL_Edit::CombineWordRange(const CPVT_WordRange& wr1,
1081                                            const CPVT_WordRange& wr2) {
1082   CPVT_WordRange wrRet;
1083 
1084   if (wr1.BeginPos.WordCmp(wr2.BeginPos) < 0) {
1085     wrRet.BeginPos = wr1.BeginPos;
1086   } else {
1087     wrRet.BeginPos = wr2.BeginPos;
1088   }
1089 
1090   if (wr1.EndPos.WordCmp(wr2.EndPos) < 0) {
1091     wrRet.EndPos = wr2.EndPos;
1092   } else {
1093     wrRet.EndPos = wr1.EndPos;
1094   }
1095 
1096   return wrRet;
1097 }
1098 
GetLatinWordsRange(const CPDF_Point & point) const1099 CPVT_WordRange CPWL_Edit::GetLatinWordsRange(const CPDF_Point& point) const {
1100   return GetSameWordsRange(m_pEdit->SearchWordPlace(point), TRUE, FALSE);
1101 }
1102 
GetLatinWordsRange(const CPVT_WordPlace & place) const1103 CPVT_WordRange CPWL_Edit::GetLatinWordsRange(
1104     const CPVT_WordPlace& place) const {
1105   return GetSameWordsRange(place, TRUE, FALSE);
1106 }
1107 
GetArabicWordsRange(const CPVT_WordPlace & place) const1108 CPVT_WordRange CPWL_Edit::GetArabicWordsRange(
1109     const CPVT_WordPlace& place) const {
1110   return GetSameWordsRange(place, FALSE, TRUE);
1111 }
1112 
1113 #define PWL_ISARABICWORD(word) \
1114   ((word >= 0x0600 && word <= 0x06FF) || (word >= 0xFB50 && word <= 0xFEFC))
1115 
GetSameWordsRange(const CPVT_WordPlace & place,FX_BOOL bLatin,FX_BOOL bArabic) const1116 CPVT_WordRange CPWL_Edit::GetSameWordsRange(const CPVT_WordPlace& place,
1117                                             FX_BOOL bLatin,
1118                                             FX_BOOL bArabic) const {
1119   CPVT_WordRange range;
1120 
1121   if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) {
1122     CPVT_Word wordinfo;
1123     CPVT_WordPlace wpStart(place), wpEnd(place);
1124     pIterator->SetAt(place);
1125 
1126     if (bLatin) {
1127       while (pIterator->NextWord()) {
1128         if (!pIterator->GetWord(wordinfo) ||
1129             !FX_EDIT_ISLATINWORD(wordinfo.Word)) {
1130           break;
1131         }
1132 
1133         wpEnd = pIterator->GetAt();
1134       }
1135     } else if (bArabic) {
1136       while (pIterator->NextWord()) {
1137         if (!pIterator->GetWord(wordinfo) || !PWL_ISARABICWORD(wordinfo.Word))
1138           break;
1139 
1140         wpEnd = pIterator->GetAt();
1141       }
1142     }
1143 
1144     pIterator->SetAt(place);
1145 
1146     if (bLatin) {
1147       do {
1148         if (!pIterator->GetWord(wordinfo) ||
1149             !FX_EDIT_ISLATINWORD(wordinfo.Word)) {
1150           break;
1151         }
1152 
1153         wpStart = pIterator->GetAt();
1154       } while (pIterator->PrevWord());
1155     } else if (bArabic) {
1156       do {
1157         if (!pIterator->GetWord(wordinfo) || !PWL_ISARABICWORD(wordinfo.Word))
1158           break;
1159 
1160         wpStart = pIterator->GetAt();
1161       } while (pIterator->PrevWord());
1162     }
1163 
1164     range.Set(wpStart, wpEnd);
1165   }
1166 
1167   return range;
1168 }
1169 
GeneratePageObjects(CPDF_PageObjects * pPageObjects,const CPDF_Point & ptOffset,CFX_ArrayTemplate<CPDF_TextObject * > & ObjArray)1170 void CPWL_Edit::GeneratePageObjects(
1171     CPDF_PageObjects* pPageObjects,
1172     const CPDF_Point& ptOffset,
1173     CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray) {
1174   IFX_Edit::GeneratePageObjects(
1175       pPageObjects, m_pEdit, ptOffset, NULL,
1176       CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
1177       ObjArray);
1178 }
1179 
GeneratePageObjects(CPDF_PageObjects * pPageObjects,const CPDF_Point & ptOffset)1180 void CPWL_Edit::GeneratePageObjects(CPDF_PageObjects* pPageObjects,
1181                                     const CPDF_Point& ptOffset) {
1182   CFX_ArrayTemplate<CPDF_TextObject*> ObjArray;
1183   IFX_Edit::GeneratePageObjects(
1184       pPageObjects, m_pEdit, ptOffset, NULL,
1185       CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
1186       ObjArray);
1187 }
1188