diff options
Diffstat (limited to 'fpdfsdk/pdfwindow/PWL_Edit.cpp')
| -rw-r--r-- | fpdfsdk/pdfwindow/PWL_Edit.cpp | 1190 |
1 files changed, 1190 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/PWL_Edit.cpp b/fpdfsdk/pdfwindow/PWL_Edit.cpp new file mode 100644 index 0000000000..c4a5bf03fd --- /dev/null +++ b/fpdfsdk/pdfwindow/PWL_Edit.cpp @@ -0,0 +1,1190 @@ +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#include "fpdfsdk/include/pdfwindow/PWL_Edit.h" + +#include <vector> + +#include "core/include/fxcrt/fx_safe_types.h" +#include "core/include/fxcrt/fx_xml.h" +#include "fpdfsdk/include/pdfwindow/PWL_Caret.h" +#include "fpdfsdk/include/pdfwindow/PWL_EditCtrl.h" +#include "fpdfsdk/include/pdfwindow/PWL_FontMap.h" +#include "fpdfsdk/include/pdfwindow/PWL_ScrollBar.h" +#include "fpdfsdk/include/pdfwindow/PWL_Utils.h" +#include "fpdfsdk/include/pdfwindow/PWL_Wnd.h" +#include "public/fpdf_fwlevent.h" +#include "third_party/base/stl_util.h" + +CPWL_Edit::CPWL_Edit() + : m_pFillerNotify(NULL), m_pSpellCheck(NULL), m_bFocus(FALSE) { + m_pFormFiller = NULL; +} + +CPWL_Edit::~CPWL_Edit() { + ASSERT(m_bFocus == FALSE); +} + +CFX_ByteString CPWL_Edit::GetClassName() const { + return PWL_CLASSNAME_EDIT; +} + +void CPWL_Edit::OnDestroy() {} + +void CPWL_Edit::SetText(const FX_WCHAR* csText) { + CFX_WideString swText = csText; + + if (HasFlag(PES_RICH)) { + CFX_ByteString sValue = CFX_ByteString::FromUnicode(swText); + + if (CXML_Element* pXML = + CXML_Element::Parse(sValue.c_str(), sValue.GetLength())) { + int32_t nCount = pXML->CountChildren(); + FX_BOOL bFirst = TRUE; + + swText.Empty(); + + for (int32_t i = 0; i < nCount; i++) { + if (CXML_Element* pSubElement = pXML->GetElement(i)) { + CFX_ByteString tag = pSubElement->GetTagName(); + if (tag.EqualNoCase("p")) { + int nChild = pSubElement->CountChildren(); + CFX_WideString swSection; + for (int32_t j = 0; j < nChild; j++) { + swSection += pSubElement->GetContent(j); + } + + if (bFirst) + bFirst = FALSE; + else + swText += FWL_VKEY_Return; + swText += swSection; + } + } + } + + delete pXML; + } + } + + m_pEdit->SetText(swText.c_str()); +} + +void CPWL_Edit::RePosChildWnd() { + if (CPWL_ScrollBar* pVSB = GetVScrollBar()) { + CFX_FloatRect rcWindow = m_rcOldWindow; + CFX_FloatRect rcVScroll = + CFX_FloatRect(rcWindow.right, rcWindow.bottom, + rcWindow.right + PWL_SCROLLBAR_WIDTH, rcWindow.top); + pVSB->Move(rcVScroll, TRUE, FALSE); + } + + if (m_pEditCaret && !HasFlag(PES_TEXTOVERFLOW)) + m_pEditCaret->SetClipRect(CPWL_Utils::InflateRect( + GetClientRect(), 1.0f)); // +1 for caret beside border + + CPWL_EditCtrl::RePosChildWnd(); +} + +CFX_FloatRect CPWL_Edit::GetClientRect() const { + CFX_FloatRect rcClient = CPWL_Utils::DeflateRect( + GetWindowRect(), (FX_FLOAT)(GetBorderWidth() + GetInnerBorderWidth())); + + if (CPWL_ScrollBar* pVSB = GetVScrollBar()) { + if (pVSB->IsVisible()) { + rcClient.right -= PWL_SCROLLBAR_WIDTH; + } + } + + return rcClient; +} + +void CPWL_Edit::SetAlignFormatH(PWL_EDIT_ALIGNFORMAT_H nFormat, + FX_BOOL bPaint) { + m_pEdit->SetAlignmentH((int32_t)nFormat, bPaint); +} + +void CPWL_Edit::SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat, + FX_BOOL bPaint) { + m_pEdit->SetAlignmentV((int32_t)nFormat, bPaint); +} + +FX_BOOL CPWL_Edit::CanSelectAll() const { + return GetSelectWordRange() != m_pEdit->GetWholeWordRange(); +} + +FX_BOOL CPWL_Edit::CanClear() const { + return !IsReadOnly() && m_pEdit->IsSelected(); +} + +FX_BOOL CPWL_Edit::CanCopy() const { + return !HasFlag(PES_PASSWORD) && !HasFlag(PES_NOREAD) && + m_pEdit->IsSelected(); +} + +FX_BOOL CPWL_Edit::CanCut() const { + return CanCopy() && !IsReadOnly(); +} + +FX_BOOL CPWL_Edit::CanPaste() const { + if (IsReadOnly()) + return FALSE; + + CFX_WideString swClipboard; + if (IFX_SystemHandler* pSH = GetSystemHandler()) + swClipboard = pSH->GetClipboardText(GetAttachedHWnd()); + + return !swClipboard.IsEmpty(); +} + +void CPWL_Edit::CopyText() { + if (!CanCopy()) + return; + + CFX_WideString str = m_pEdit->GetSelText(); + + if (IFX_SystemHandler* pSH = GetSystemHandler()) + pSH->SetClipboardText(GetAttachedHWnd(), str); +} + +void CPWL_Edit::PasteText() { + if (!CanPaste()) + return; + + CFX_WideString swClipboard; + if (IFX_SystemHandler* pSH = GetSystemHandler()) + swClipboard = pSH->GetClipboardText(GetAttachedHWnd()); + + if (m_pFillerNotify) { + FX_BOOL bRC = TRUE; + FX_BOOL bExit = FALSE; + CFX_WideString strChangeEx; + int nSelStart = 0; + int nSelEnd = 0; + GetSel(nSelStart, nSelEnd); + m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), swClipboard, + strChangeEx, nSelStart, nSelEnd, TRUE, + bRC, bExit, 0); + if (!bRC) + return; + if (bExit) + return; + } + + if (swClipboard.GetLength() > 0) { + Clear(); + InsertText(swClipboard.c_str()); + } +} + +void CPWL_Edit::CutText() { + if (!CanCut()) + return; + + CFX_WideString str = m_pEdit->GetSelText(); + + if (IFX_SystemHandler* pSH = GetSystemHandler()) + pSH->SetClipboardText(GetAttachedHWnd(), str); + + m_pEdit->Clear(); +} + +void CPWL_Edit::OnCreated() { + CPWL_EditCtrl::OnCreated(); + + if (CPWL_ScrollBar* pScroll = GetVScrollBar()) { + pScroll->RemoveFlag(PWS_AUTOTRANSPARENT); + pScroll->SetTransparency(255); + } + + SetParamByFlag(); + + m_rcOldWindow = GetWindowRect(); + + m_pEdit->SetOprNotify(this); + m_pEdit->EnableOprNotify(TRUE); +} + +void CPWL_Edit::SetParamByFlag() { + if (HasFlag(PES_RIGHT)) { + m_pEdit->SetAlignmentH(2, FALSE); + } else if (HasFlag(PES_MIDDLE)) { + m_pEdit->SetAlignmentH(1, FALSE); + } else { + m_pEdit->SetAlignmentH(0, FALSE); + } + + if (HasFlag(PES_BOTTOM)) { + m_pEdit->SetAlignmentV(2, FALSE); + } else if (HasFlag(PES_CENTER)) { + m_pEdit->SetAlignmentV(1, FALSE); + } else { + m_pEdit->SetAlignmentV(0, FALSE); + } + + if (HasFlag(PES_PASSWORD)) { + m_pEdit->SetPasswordChar('*', FALSE); + } + + m_pEdit->SetMultiLine(HasFlag(PES_MULTILINE), FALSE); + m_pEdit->SetAutoReturn(HasFlag(PES_AUTORETURN), FALSE); + m_pEdit->SetAutoFontSize(HasFlag(PWS_AUTOFONTSIZE), FALSE); + m_pEdit->SetAutoScroll(HasFlag(PES_AUTOSCROLL), FALSE); + m_pEdit->EnableUndo(HasFlag(PES_UNDO)); + + if (HasFlag(PES_TEXTOVERFLOW)) { + SetClipRect(CFX_FloatRect(0.0f, 0.0f, 0.0f, 0.0f)); + m_pEdit->SetTextOverflow(TRUE, FALSE); + } else { + if (m_pEditCaret) { + m_pEditCaret->SetClipRect(CPWL_Utils::InflateRect( + GetClientRect(), 1.0f)); // +1 for caret beside border + } + } + + if (HasFlag(PES_SPELLCHECK)) { + m_pSpellCheck = GetCreationParam().pSpellCheck; + } +} + +void CPWL_Edit::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) { + CPWL_Wnd::GetThisAppearanceStream(sAppStream); + + CFX_FloatRect rcClient = GetClientRect(); + CFX_ByteTextBuf sLine; + + int32_t nCharArray = m_pEdit->GetCharArray(); + + if (nCharArray > 0) { + switch (GetBorderStyle()) { + case PBS_SOLID: { + sLine << "q\n" << GetBorderWidth() << " w\n" + << CPWL_Utils::GetColorAppStream(GetBorderColor(), FALSE) + << " 2 J 0 j\n"; + + for (int32_t i = 1; i < nCharArray; i++) { + sLine << rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * i + << " " << rcClient.bottom << " m\n" + << rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * i + << " " << rcClient.top << " l S\n"; + } + + sLine << "Q\n"; + } break; + case PBS_DASH: { + sLine << "q\n" << GetBorderWidth() << " w\n" + << CPWL_Utils::GetColorAppStream(GetBorderColor(), FALSE) + << " 2 J 0 j\n" + << "[" << GetBorderDash().nDash << " " << GetBorderDash().nGap + << "] " << GetBorderDash().nPhase << " d\n"; + + for (int32_t i = 1; i < nCharArray; i++) { + sLine << rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * i + << " " << rcClient.bottom << " m\n" + << rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * i + << " " << rcClient.top << " l S\n"; + } + + sLine << "Q\n"; + } break; + } + } + + sAppStream << sLine; + + CFX_ByteTextBuf sText; + + CFX_FloatPoint ptOffset = CFX_FloatPoint(0.0f, 0.0f); + + CPVT_WordRange wrWhole = m_pEdit->GetWholeWordRange(); + CPVT_WordRange wrSelect = GetSelectWordRange(); + CPVT_WordRange wrVisible = + (HasFlag(PES_TEXTOVERFLOW) ? wrWhole : m_pEdit->GetVisibleWordRange()); + CPVT_WordRange wrSelBefore(wrWhole.BeginPos, wrSelect.BeginPos); + CPVT_WordRange wrSelAfter(wrSelect.EndPos, wrWhole.EndPos); + + CPVT_WordRange wrTemp = + CPWL_Utils::OverlapWordRange(GetSelectWordRange(), wrVisible); + CFX_ByteString sEditSel = + CPWL_Utils::GetEditSelAppStream(m_pEdit, ptOffset, &wrTemp); + + if (sEditSel.GetLength() > 0) + sText << CPWL_Utils::GetColorAppStream(PWL_DEFAULT_SELBACKCOLOR) + << sEditSel; + + wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelBefore); + CFX_ByteString sEditBefore = CPWL_Utils::GetEditAppStream( + m_pEdit, ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY), + m_pEdit->GetPasswordChar()); + + if (sEditBefore.GetLength() > 0) + sText << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()) + << sEditBefore << "ET\n"; + + wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelect); + CFX_ByteString sEditMid = CPWL_Utils::GetEditAppStream( + m_pEdit, ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY), + m_pEdit->GetPasswordChar()); + + if (sEditMid.GetLength() > 0) + sText << "BT\n" + << CPWL_Utils::GetColorAppStream(CPWL_Color(COLORTYPE_GRAY, 1)) + << sEditMid << "ET\n"; + + wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelAfter); + CFX_ByteString sEditAfter = CPWL_Utils::GetEditAppStream( + m_pEdit, ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY), + m_pEdit->GetPasswordChar()); + + if (sEditAfter.GetLength() > 0) + sText << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()) + << sEditAfter << "ET\n"; + + if (HasFlag(PES_SPELLCHECK)) { + CFX_ByteString sSpellCheck = CPWL_Utils::GetSpellCheckAppStream( + m_pEdit, m_pSpellCheck, ptOffset, &wrVisible); + if (sSpellCheck.GetLength() > 0) + sText << CPWL_Utils::GetColorAppStream(CPWL_Color(COLORTYPE_RGB, 1, 0, 0), + FALSE) + << sSpellCheck; + } + + if (sText.GetLength() > 0) { + CFX_FloatRect rcClient = GetClientRect(); + sAppStream << "q\n/Tx BMC\n"; + + if (!HasFlag(PES_TEXTOVERFLOW)) + sAppStream << rcClient.left << " " << rcClient.bottom << " " + << rcClient.right - rcClient.left << " " + << rcClient.top - rcClient.bottom << " re W n\n"; + + sAppStream << sText; + + sAppStream << "EMC\nQ\n"; + } +} + +void CPWL_Edit::DrawThisAppearance(CFX_RenderDevice* pDevice, + CFX_Matrix* pUser2Device) { + CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device); + + CFX_FloatRect rcClient = GetClientRect(); + CFX_ByteTextBuf sLine; + + int32_t nCharArray = m_pEdit->GetCharArray(); + FX_SAFE_INT32 nCharArraySafe = nCharArray; + nCharArraySafe -= 1; + nCharArraySafe *= 2; + + if (nCharArray > 0 && nCharArraySafe.IsValid()) { + switch (GetBorderStyle()) { + case PBS_SOLID: { + CFX_GraphStateData gsd; + gsd.m_LineWidth = (FX_FLOAT)GetBorderWidth(); + + CFX_PathData path; + path.SetPointCount(nCharArraySafe.ValueOrDie()); + + for (int32_t i = 0; i < nCharArray - 1; i++) { + path.SetPoint( + i * 2, + rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), + rcClient.bottom, FXPT_MOVETO); + path.SetPoint( + i * 2 + 1, + rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), + rcClient.top, FXPT_LINETO); + } + if (path.GetPointCount() > 0) + pDevice->DrawPath( + &path, pUser2Device, &gsd, 0, + CPWL_Utils::PWLColorToFXColor(GetBorderColor(), 255), + FXFILL_ALTERNATE); + } break; + case PBS_DASH: { + CFX_GraphStateData gsd; + gsd.m_LineWidth = (FX_FLOAT)GetBorderWidth(); + + gsd.SetDashCount(2); + gsd.m_DashArray[0] = (FX_FLOAT)GetBorderDash().nDash; + gsd.m_DashArray[1] = (FX_FLOAT)GetBorderDash().nGap; + gsd.m_DashPhase = (FX_FLOAT)GetBorderDash().nPhase; + + CFX_PathData path; + path.SetPointCount(nCharArraySafe.ValueOrDie()); + + for (int32_t i = 0; i < nCharArray - 1; i++) { + path.SetPoint( + i * 2, + rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), + rcClient.bottom, FXPT_MOVETO); + path.SetPoint( + i * 2 + 1, + rcClient.left + + ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), + rcClient.top, FXPT_LINETO); + } + if (path.GetPointCount() > 0) + pDevice->DrawPath( + &path, pUser2Device, &gsd, 0, + CPWL_Utils::PWLColorToFXColor(GetBorderColor(), 255), + FXFILL_ALTERNATE); + } break; + } + } + + CFX_FloatRect rcClip; + CPVT_WordRange wrRange = m_pEdit->GetVisibleWordRange(); + CPVT_WordRange* pRange = NULL; + + if (!HasFlag(PES_TEXTOVERFLOW)) { + rcClip = GetClientRect(); + pRange = &wrRange; + } + IFX_SystemHandler* pSysHandler = GetSystemHandler(); + IFX_Edit::DrawEdit( + pDevice, pUser2Device, m_pEdit, + CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()), + CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor(), GetTransparency()), + rcClip, CFX_FloatPoint(0.0f, 0.0f), pRange, pSysHandler, m_pFormFiller); + + if (HasFlag(PES_SPELLCHECK)) { + CPWL_Utils::DrawEditSpellCheck(pDevice, pUser2Device, m_pEdit, rcClip, + CFX_FloatPoint(0.0f, 0.0f), pRange, + GetCreationParam().pSpellCheck); + } +} + +FX_BOOL CPWL_Edit::OnLButtonDown(const CFX_FloatPoint& point, FX_DWORD nFlag) { + CPWL_Wnd::OnLButtonDown(point, nFlag); + + if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) { + if (m_bMouseDown) + InvalidateRect(); + + m_bMouseDown = TRUE; + SetCapture(); + + m_pEdit->OnMouseDown(point, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag)); + } + + return TRUE; +} + +FX_BOOL CPWL_Edit::OnLButtonDblClk(const CFX_FloatPoint& point, + FX_DWORD nFlag) { + CPWL_Wnd::OnLButtonDblClk(point, nFlag); + + if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) { + m_pEdit->SelectAll(); + } + + return TRUE; +} + +#define WM_PWLEDIT_UNDO 0x01 +#define WM_PWLEDIT_REDO 0x02 +#define WM_PWLEDIT_CUT 0x03 +#define WM_PWLEDIT_COPY 0x04 +#define WM_PWLEDIT_PASTE 0x05 +#define WM_PWLEDIT_DELETE 0x06 +#define WM_PWLEDIT_SELECTALL 0x07 +#define WM_PWLEDIT_SUGGEST 0x08 + +FX_BOOL CPWL_Edit::OnRButtonUp(const CFX_FloatPoint& point, FX_DWORD nFlag) { + if (m_bMouseDown) + return FALSE; + + CPWL_Wnd::OnRButtonUp(point, nFlag); + + if (!HasFlag(PES_TEXTOVERFLOW) && !ClientHitTest(point)) + return TRUE; + + IFX_SystemHandler* pSH = GetSystemHandler(); + if (!pSH) + return FALSE; + + SetFocus(); + + CPVT_WordRange wrLatin = GetLatinWordsRange(point); + CFX_WideString swLatin = m_pEdit->GetRangeText(wrLatin); + + FX_HMENU hPopup = pSH->CreatePopupMenu(); + if (!hPopup) + return FALSE; + + std::vector<CFX_ByteString> sSuggestWords; + CFX_FloatPoint ptPopup = point; + + if (!IsReadOnly()) { + if (HasFlag(PES_SPELLCHECK) && !swLatin.IsEmpty()) { + if (m_pSpellCheck) { + CFX_ByteString sLatin = CFX_ByteString::FromUnicode(swLatin); + if (!m_pSpellCheck->CheckWord(sLatin)) { + m_pSpellCheck->SuggestWords(sLatin, sSuggestWords); + + int32_t nSuggest = pdfium::CollectionSize<int32_t>(sSuggestWords); + for (int32_t nWord = 0; nWord < nSuggest; nWord++) { + pSH->AppendMenuItem(hPopup, WM_PWLEDIT_SUGGEST + nWord, + sSuggestWords[nWord].UTF8Decode()); + } + if (nSuggest > 0) + pSH->AppendMenuItem(hPopup, 0, L""); + + ptPopup = GetWordRightBottomPoint(wrLatin.EndPos); + } + } + } + } + + IPWL_Provider* pProvider = GetProvider(); + + if (HasFlag(PES_UNDO)) { + pSH->AppendMenuItem( + hPopup, WM_PWLEDIT_UNDO, + pProvider ? pProvider->LoadPopupMenuString(0) : L"&Undo"); + pSH->AppendMenuItem( + hPopup, WM_PWLEDIT_REDO, + pProvider ? pProvider->LoadPopupMenuString(1) : L"&Redo"); + pSH->AppendMenuItem(hPopup, 0, L""); + + if (!m_pEdit->CanUndo()) + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_UNDO, FALSE); + if (!m_pEdit->CanRedo()) + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_REDO, FALSE); + } + + pSH->AppendMenuItem(hPopup, WM_PWLEDIT_CUT, + pProvider ? pProvider->LoadPopupMenuString(2) : L"Cu&t"); + pSH->AppendMenuItem(hPopup, WM_PWLEDIT_COPY, + pProvider ? pProvider->LoadPopupMenuString(3) : L"&Copy"); + pSH->AppendMenuItem( + hPopup, WM_PWLEDIT_PASTE, + pProvider ? pProvider->LoadPopupMenuString(4) : L"&Paste"); + pSH->AppendMenuItem( + hPopup, WM_PWLEDIT_DELETE, + pProvider ? pProvider->LoadPopupMenuString(5) : L"&Delete"); + + CFX_WideString swText = pSH->GetClipboardText(GetAttachedHWnd()); + if (swText.IsEmpty()) + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_PASTE, FALSE); + + if (!m_pEdit->IsSelected()) { + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE); + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_COPY, FALSE); + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_DELETE, FALSE); + } + + if (IsReadOnly()) { + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE); + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_DELETE, FALSE); + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_PASTE, FALSE); + } + + if (HasFlag(PES_PASSWORD)) { + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE); + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_COPY, FALSE); + } + + if (HasFlag(PES_NOREAD)) { + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_CUT, FALSE); + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_COPY, FALSE); + } + + pSH->AppendMenuItem(hPopup, 0, L""); + pSH->AppendMenuItem( + hPopup, WM_PWLEDIT_SELECTALL, + pProvider ? pProvider->LoadPopupMenuString(6) : L"&Select All"); + + if (m_pEdit->GetTotalWords() == 0) { + pSH->EnableMenuItem(hPopup, WM_PWLEDIT_SELECTALL, FALSE); + } + + int32_t x, y; + PWLtoWnd(ptPopup, x, y); + pSH->ClientToScreen(GetAttachedHWnd(), x, y); + pSH->SetCursor(FXCT_ARROW); + int32_t nCmd = pSH->TrackPopupMenu(hPopup, x, y, GetAttachedHWnd()); + + switch (nCmd) { + case WM_PWLEDIT_UNDO: + Undo(); + break; + case WM_PWLEDIT_REDO: + Redo(); + break; + case WM_PWLEDIT_CUT: + CutText(); + break; + case WM_PWLEDIT_COPY: + CopyText(); + break; + case WM_PWLEDIT_PASTE: + PasteText(); + break; + case WM_PWLEDIT_DELETE: + Clear(); + break; + case WM_PWLEDIT_SELECTALL: + SelectAll(); + break; + case WM_PWLEDIT_SUGGEST + 0: + SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos), + m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos)); + ReplaceSel(sSuggestWords[0].UTF8Decode().c_str()); + break; + case WM_PWLEDIT_SUGGEST + 1: + SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos), + m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos)); + ReplaceSel(sSuggestWords[1].UTF8Decode().c_str()); + break; + case WM_PWLEDIT_SUGGEST + 2: + SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos), + m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos)); + ReplaceSel(sSuggestWords[2].UTF8Decode().c_str()); + break; + case WM_PWLEDIT_SUGGEST + 3: + SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos), + m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos)); + ReplaceSel(sSuggestWords[3].UTF8Decode().c_str()); + break; + case WM_PWLEDIT_SUGGEST + 4: + SetSel(m_pEdit->WordPlaceToWordIndex(wrLatin.BeginPos), + m_pEdit->WordPlaceToWordIndex(wrLatin.EndPos)); + ReplaceSel(sSuggestWords[4].UTF8Decode().c_str()); + break; + default: + break; + } + + pSH->DestroyMenu(hPopup); + + return TRUE; +} + +void CPWL_Edit::OnSetFocus() { + SetEditCaret(TRUE); + + if (!IsReadOnly()) { + if (IPWL_FocusHandler* pFocusHandler = GetFocusHandler()) + pFocusHandler->OnSetFocus(this); + } + + m_bFocus = TRUE; +} + +void CPWL_Edit::OnKillFocus() { + ShowVScrollBar(FALSE); + + m_pEdit->SelectNone(); + SetCaret(FALSE, CFX_FloatPoint(0.0f, 0.0f), CFX_FloatPoint(0.0f, 0.0f)); + + SetCharSet(0); + + if (!IsReadOnly()) { + if (IPWL_FocusHandler* pFocusHandler = GetFocusHandler()) + pFocusHandler->OnKillFocus(this); + } + + m_bFocus = FALSE; +} + +void CPWL_Edit::SetHorzScale(int32_t nHorzScale, FX_BOOL bPaint /* = TRUE*/) { + m_pEdit->SetHorzScale(nHorzScale, bPaint); +} + +void CPWL_Edit::SetCharSpace(FX_FLOAT fCharSpace, FX_BOOL bPaint /* = TRUE*/) { + m_pEdit->SetCharSpace(fCharSpace, bPaint); +} + +void CPWL_Edit::SetLineLeading(FX_FLOAT fLineLeading, + FX_BOOL bPaint /* = TRUE*/) { + m_pEdit->SetLineLeading(fLineLeading, bPaint); +} + +CFX_ByteString CPWL_Edit::GetSelectAppearanceStream( + const CFX_FloatPoint& ptOffset) const { + CPVT_WordRange wr = GetSelectWordRange(); + return CPWL_Utils::GetEditSelAppStream(m_pEdit, ptOffset, &wr); +} + +CPVT_WordRange CPWL_Edit::GetSelectWordRange() const { + if (m_pEdit->IsSelected()) { + int32_t nStart = -1; + int32_t nEnd = -1; + + m_pEdit->GetSel(nStart, nEnd); + + CPVT_WordPlace wpStart = m_pEdit->WordIndexToWordPlace(nStart); + CPVT_WordPlace wpEnd = m_pEdit->WordIndexToWordPlace(nEnd); + + return CPVT_WordRange(wpStart, wpEnd); + } + + return CPVT_WordRange(); +} + +CFX_ByteString CPWL_Edit::GetTextAppearanceStream( + const CFX_FloatPoint& ptOffset) const { + CFX_ByteTextBuf sRet; + CFX_ByteString sEdit = CPWL_Utils::GetEditAppStream(m_pEdit, ptOffset); + + if (sEdit.GetLength() > 0) { + sRet << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()) << sEdit + << "ET\n"; + } + + return sRet.GetByteString(); +} + +CFX_ByteString CPWL_Edit::GetCaretAppearanceStream( + const CFX_FloatPoint& ptOffset) const { + if (m_pEditCaret) + return m_pEditCaret->GetCaretAppearanceStream(ptOffset); + + return CFX_ByteString(); +} + +CFX_FloatPoint CPWL_Edit::GetWordRightBottomPoint( + const CPVT_WordPlace& wpWord) { + CFX_FloatPoint pt(0.0f, 0.0f); + + if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) { + CPVT_WordPlace wpOld = pIterator->GetAt(); + pIterator->SetAt(wpWord); + CPVT_Word word; + if (pIterator->GetWord(word)) { + pt = CFX_FloatPoint(word.ptWord.x + word.fWidth, + word.ptWord.y + word.fDescent); + } + + pIterator->SetAt(wpOld); + } + + return pt; +} + +FX_BOOL CPWL_Edit::IsTextFull() const { + return m_pEdit->IsTextFull(); +} + +FX_FLOAT CPWL_Edit::GetCharArrayAutoFontSize(CPDF_Font* pFont, + const CFX_FloatRect& rcPlate, + int32_t nCharArray) { + if (pFont && !pFont->IsStandardFont()) { + FX_RECT rcBBox; + pFont->GetFontBBox(rcBBox); + + CFX_FloatRect rcCell = rcPlate; + FX_FLOAT xdiv = rcCell.Width() / nCharArray * 1000.0f / rcBBox.Width(); + FX_FLOAT ydiv = -rcCell.Height() * 1000.0f / rcBBox.Height(); + + return xdiv < ydiv ? xdiv : ydiv; + } + + return 0.0f; +} + +void CPWL_Edit::SetCharArray(int32_t nCharArray) { + if (HasFlag(PES_CHARARRAY) && nCharArray > 0) { + m_pEdit->SetCharArray(nCharArray); + m_pEdit->SetTextOverflow(TRUE); + + if (HasFlag(PWS_AUTOFONTSIZE)) { + if (IFX_Edit_FontMap* pFontMap = GetFontMap()) { + FX_FLOAT fFontSize = GetCharArrayAutoFontSize( + pFontMap->GetPDFFont(0), GetClientRect(), nCharArray); + if (fFontSize > 0.0f) { + m_pEdit->SetAutoFontSize(FALSE); + m_pEdit->SetFontSize(fFontSize); + } + } + } + } +} + +void CPWL_Edit::SetLimitChar(int32_t nLimitChar) { + m_pEdit->SetLimitChar(nLimitChar); +} + +void CPWL_Edit::ReplaceSel(const FX_WCHAR* csText) { + m_pEdit->Clear(); + m_pEdit->InsertText(csText); +} + +CFX_FloatRect CPWL_Edit::GetFocusRect() const { + return CFX_FloatRect(); +} + +void CPWL_Edit::ShowVScrollBar(FX_BOOL bShow) { + if (CPWL_ScrollBar* pScroll = GetVScrollBar()) { + if (bShow) { + if (!pScroll->IsVisible()) { + pScroll->SetVisible(TRUE); + CFX_FloatRect rcWindow = GetWindowRect(); + m_rcOldWindow = rcWindow; + rcWindow.right += PWL_SCROLLBAR_WIDTH; + Move(rcWindow, TRUE, TRUE); + } + } else { + if (pScroll->IsVisible()) { + pScroll->SetVisible(FALSE); + Move(m_rcOldWindow, TRUE, TRUE); + } + } + } +} + +FX_BOOL CPWL_Edit::IsVScrollBarVisible() const { + if (CPWL_ScrollBar* pScroll = GetVScrollBar()) { + return pScroll->IsVisible(); + } + + return FALSE; +} + +void CPWL_Edit::EnableSpellCheck(FX_BOOL bEnabled) { + if (bEnabled) + AddFlag(PES_SPELLCHECK); + else + RemoveFlag(PES_SPELLCHECK); +} + +FX_BOOL CPWL_Edit::OnKeyDown(FX_WORD nChar, FX_DWORD nFlag) { + if (m_bMouseDown) + return TRUE; + + if (nChar == FWL_VKEY_Delete) { + if (m_pFillerNotify) { + FX_BOOL bRC = TRUE; + FX_BOOL bExit = FALSE; + CFX_WideString strChange; + CFX_WideString strChangeEx; + + int nSelStart = 0; + int nSelEnd = 0; + GetSel(nSelStart, nSelEnd); + + if (nSelStart == nSelEnd) + nSelEnd = nSelStart + 1; + m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), strChange, + strChangeEx, nSelStart, nSelEnd, TRUE, + bRC, bExit, nFlag); + if (!bRC) + return FALSE; + if (bExit) + return FALSE; + } + } + + FX_BOOL bRet = CPWL_EditCtrl::OnKeyDown(nChar, nFlag); + + // In case of implementation swallow the OnKeyDown event. + if (IsProceedtoOnChar(nChar, nFlag)) + return TRUE; + + return bRet; +} + +/** +*In case of implementation swallow the OnKeyDown event. +*If the event is swallowed, implementation may do other unexpected things, which +*is not the control means to do. +*/ +FX_BOOL CPWL_Edit::IsProceedtoOnChar(FX_WORD nKeyCode, FX_DWORD nFlag) { + FX_BOOL bCtrl = IsCTRLpressed(nFlag); + FX_BOOL bAlt = IsALTpressed(nFlag); + if (bCtrl && !bAlt) { + // hot keys for edit control. + switch (nKeyCode) { + case 'C': + case 'V': + case 'X': + case 'A': + case 'Z': + return TRUE; + default: + break; + } + } + // control characters. + switch (nKeyCode) { + case FWL_VKEY_Escape: + case FWL_VKEY_Back: + case FWL_VKEY_Return: + case FWL_VKEY_Space: + return TRUE; + default: + return FALSE; + } +} + +FX_BOOL CPWL_Edit::OnChar(FX_WORD nChar, FX_DWORD nFlag) { + if (m_bMouseDown) + return TRUE; + + FX_BOOL bRC = TRUE; + FX_BOOL bExit = FALSE; + + if (!IsCTRLpressed(nFlag)) { + if (m_pFillerNotify) { + CFX_WideString swChange; + + int nSelStart = 0; + int nSelEnd = 0; + GetSel(nSelStart, nSelEnd); + + switch (nChar) { + case FWL_VKEY_Back: + if (nSelStart == nSelEnd) + nSelStart = nSelEnd - 1; + break; + case FWL_VKEY_Return: + break; + default: + swChange += nChar; + break; + } + + CFX_WideString strChangeEx; + m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), swChange, + strChangeEx, nSelStart, nSelEnd, TRUE, + bRC, bExit, nFlag); + } + } + + if (!bRC) + return TRUE; + if (bExit) + return FALSE; + + if (IFX_Edit_FontMap* pFontMap = GetFontMap()) { + int32_t nOldCharSet = GetCharSet(); + int32_t nNewCharSet = pFontMap->CharSetFromUnicode(nChar, DEFAULT_CHARSET); + if (nOldCharSet != nNewCharSet) { + SetCharSet(nNewCharSet); + } + } + + return CPWL_EditCtrl::OnChar(nChar, nFlag); +} + +FX_BOOL CPWL_Edit::OnMouseWheel(short zDelta, + const CFX_FloatPoint& point, + FX_DWORD nFlag) { + if (HasFlag(PES_MULTILINE)) { + CFX_FloatPoint ptScroll = GetScrollPos(); + + if (zDelta > 0) { + ptScroll.y += GetFontSize(); + } else { + ptScroll.y -= GetFontSize(); + } + SetScrollPos(ptScroll); + + return TRUE; + } + + return FALSE; +} + +void CPWL_Edit::OnInsertReturn(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) { + if (HasFlag(PES_SPELLCHECK)) { + m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), + GetLatinWordsRange(place))); + } + + if (m_pEditNotify) { + m_pEditNotify->OnInsertReturn(place, oldplace); + } +} + +void CPWL_Edit::OnBackSpace(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) { + if (HasFlag(PES_SPELLCHECK)) { + m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), + GetLatinWordsRange(place))); + } + + if (m_pEditNotify) { + m_pEditNotify->OnBackSpace(place, oldplace); + } +} + +void CPWL_Edit::OnDelete(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) { + if (HasFlag(PES_SPELLCHECK)) { + m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), + GetLatinWordsRange(place))); + } + + if (m_pEditNotify) { + m_pEditNotify->OnDelete(place, oldplace); + } +} + +void CPWL_Edit::OnClear(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) { + if (HasFlag(PES_SPELLCHECK)) { + m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), + GetLatinWordsRange(place))); + } + + if (m_pEditNotify) { + m_pEditNotify->OnClear(place, oldplace); + } +} + +void CPWL_Edit::OnInsertWord(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) { + if (HasFlag(PES_SPELLCHECK)) { + m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), + GetLatinWordsRange(place))); + } + + if (m_pEditNotify) { + m_pEditNotify->OnInsertWord(place, oldplace); + } +} + +void CPWL_Edit::OnSetText(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) {} + +void CPWL_Edit::OnInsertText(const CPVT_WordPlace& place, + const CPVT_WordPlace& oldplace) { + if (HasFlag(PES_SPELLCHECK)) { + m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), + GetLatinWordsRange(place))); + } + + if (m_pEditNotify) { + m_pEditNotify->OnInsertText(place, oldplace); + } +} + +void CPWL_Edit::OnAddUndo(IFX_Edit_UndoItem* pUndoItem) { + if (m_pEditNotify) { + m_pEditNotify->OnAddUndo(this); + } +} + +CPVT_WordRange CPWL_Edit::CombineWordRange(const CPVT_WordRange& wr1, + const CPVT_WordRange& wr2) { + CPVT_WordRange wrRet; + + if (wr1.BeginPos.WordCmp(wr2.BeginPos) < 0) { + wrRet.BeginPos = wr1.BeginPos; + } else { + wrRet.BeginPos = wr2.BeginPos; + } + + if (wr1.EndPos.WordCmp(wr2.EndPos) < 0) { + wrRet.EndPos = wr2.EndPos; + } else { + wrRet.EndPos = wr1.EndPos; + } + + return wrRet; +} + +CPVT_WordRange CPWL_Edit::GetLatinWordsRange( + const CFX_FloatPoint& point) const { + return GetSameWordsRange(m_pEdit->SearchWordPlace(point), TRUE, FALSE); +} + +CPVT_WordRange CPWL_Edit::GetLatinWordsRange( + const CPVT_WordPlace& place) const { + return GetSameWordsRange(place, TRUE, FALSE); +} + +CPVT_WordRange CPWL_Edit::GetArabicWordsRange( + const CPVT_WordPlace& place) const { + return GetSameWordsRange(place, FALSE, TRUE); +} + +#define PWL_ISARABICWORD(word) \ + ((word >= 0x0600 && word <= 0x06FF) || (word >= 0xFB50 && word <= 0xFEFC)) + +CPVT_WordRange CPWL_Edit::GetSameWordsRange(const CPVT_WordPlace& place, + FX_BOOL bLatin, + FX_BOOL bArabic) const { + CPVT_WordRange range; + + if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) { + CPVT_Word wordinfo; + CPVT_WordPlace wpStart(place), wpEnd(place); + pIterator->SetAt(place); + + if (bLatin) { + while (pIterator->NextWord()) { + if (!pIterator->GetWord(wordinfo) || + !FX_EDIT_ISLATINWORD(wordinfo.Word)) { + break; + } + + wpEnd = pIterator->GetAt(); + } + } else if (bArabic) { + while (pIterator->NextWord()) { + if (!pIterator->GetWord(wordinfo) || !PWL_ISARABICWORD(wordinfo.Word)) + break; + + wpEnd = pIterator->GetAt(); + } + } + + pIterator->SetAt(place); + + if (bLatin) { + do { + if (!pIterator->GetWord(wordinfo) || + !FX_EDIT_ISLATINWORD(wordinfo.Word)) { + break; + } + + wpStart = pIterator->GetAt(); + } while (pIterator->PrevWord()); + } else if (bArabic) { + do { + if (!pIterator->GetWord(wordinfo) || !PWL_ISARABICWORD(wordinfo.Word)) + break; + + wpStart = pIterator->GetAt(); + } while (pIterator->PrevWord()); + } + + range.Set(wpStart, wpEnd); + } + + return range; +} + +void CPWL_Edit::GeneratePageObjects( + CPDF_PageObjectHolder* pObjectHolder, + const CFX_FloatPoint& ptOffset, + CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray) { + IFX_Edit::GeneratePageObjects( + pObjectHolder, m_pEdit, ptOffset, NULL, + CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()), + ObjArray); +} + +void CPWL_Edit::GeneratePageObjects(CPDF_PageObjectHolder* pObjectHolder, + const CFX_FloatPoint& ptOffset) { + CFX_ArrayTemplate<CPDF_TextObject*> ObjArray; + IFX_Edit::GeneratePageObjects( + pObjectHolder, m_pEdit, ptOffset, NULL, + CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()), + ObjArray); +} |