diff options
Diffstat (limited to 'fpdfsdk/pdfwindow/cpwl_edit.cpp')
| -rw-r--r-- | fpdfsdk/pdfwindow/cpwl_edit.cpp | 709 |
1 files changed, 0 insertions, 709 deletions
diff --git a/fpdfsdk/pdfwindow/cpwl_edit.cpp b/fpdfsdk/pdfwindow/cpwl_edit.cpp deleted file mode 100644 index 8588de73c6..0000000000 --- a/fpdfsdk/pdfwindow/cpwl_edit.cpp +++ /dev/null @@ -1,709 +0,0 @@ -// 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/pdfwindow/cpwl_edit.h" - -#include <algorithm> -#include <memory> -#include <sstream> -#include <vector> - -#include "core/fpdfapi/font/cpdf_font.h" -#include "core/fpdfdoc/cpvt_word.h" -#include "core/fxcrt/fx_safe_types.h" -#include "core/fxcrt/xml/cxml_content.h" -#include "core/fxcrt/xml/cxml_element.h" -#include "core/fxge/cfx_graphstatedata.h" -#include "core/fxge/cfx_pathdata.h" -#include "core/fxge/cfx_renderdevice.h" -#include "core/fxge/fx_font.h" -#include "fpdfsdk/pdfwindow/cpwl_caret.h" -#include "fpdfsdk/pdfwindow/cpwl_edit_ctrl.h" -#include "fpdfsdk/pdfwindow/cpwl_edit_impl.h" -#include "fpdfsdk/pdfwindow/cpwl_font_map.h" -#include "fpdfsdk/pdfwindow/cpwl_scroll_bar.h" -#include "fpdfsdk/pdfwindow/cpwl_wnd.h" -#include "public/fpdf_fwlevent.h" -#include "third_party/base/stl_util.h" - -CPWL_Edit::CPWL_Edit() : m_bFocus(false) {} - -CPWL_Edit::~CPWL_Edit() { - ASSERT(!m_bFocus); -} - -CFX_ByteString CPWL_Edit::GetClassName() const { - return PWL_CLASSNAME_EDIT; -} - -void CPWL_Edit::SetText(const CFX_WideString& csText) { - CFX_WideString swText = csText; - if (!HasFlag(PES_RICH)) { - m_pEdit->SetText(swText); - return; - } - - CFX_ByteString sValue = CFX_ByteString::FromUnicode(swText); - std::unique_ptr<CXML_Element> pXML( - CXML_Element::Parse(sValue.c_str(), sValue.GetLength())); - if (!pXML) { - m_pEdit->SetText(swText); - return; - } - swText.clear(); - - bool bFirst = true; - int32_t nCount = pXML->CountChildren(); - for (int32_t i = 0; i < nCount; i++) { - CXML_Element* pSubElement = ToElement(pXML->GetChild(i)); - if (!pSubElement || !pSubElement->GetTagName().EqualNoCase("p")) - continue; - - CFX_WideString swSection; - int nSubChild = pSubElement->CountChildren(); - for (int32_t j = 0; j < nSubChild; j++) { - CXML_Content* pSubContent = ToContent(pSubElement->GetChild(j)); - if (pSubContent) - swSection += pSubContent->m_Content; - } - if (bFirst) - bFirst = false; - else - swText += FWL_VKEY_Return; - swText += swSection; - } - - m_pEdit->SetText(swText); -} - -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)) { - CFX_FloatRect rect = GetClientRect(); - if (!rect.IsEmpty()) { - // +1 for caret beside border - rect.Inflate(1.0f, 1.0f); - rect.Normalize(); - } - m_pEditCaret->SetClipRect(rect); - } - - CPWL_EditCtrl::RePosChildWnd(); -} - -CFX_FloatRect CPWL_Edit::GetClientRect() const { - float width = static_cast<float>(GetBorderWidth() + GetInnerBorderWidth()); - CFX_FloatRect rcClient = GetWindowRect().GetDeflated(width, width); - if (CPWL_ScrollBar* pVSB = GetVScrollBar()) { - if (pVSB->IsVisible()) { - rcClient.right -= PWL_SCROLLBAR_WIDTH; - } - } - - return rcClient; -} - -void CPWL_Edit::SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat, bool bPaint) { - m_pEdit->SetAlignmentV((int32_t)nFormat, bPaint); -} - -bool CPWL_Edit::CanSelectAll() const { - return GetSelectWordRange() != m_pEdit->GetWholeWordRange(); -} - -bool CPWL_Edit::CanClear() const { - return !IsReadOnly() && m_pEdit->IsSelected(); -} - -bool CPWL_Edit::CanCopy() const { - return !HasFlag(PES_PASSWORD) && !HasFlag(PES_NOREAD) && - m_pEdit->IsSelected(); -} - -bool CPWL_Edit::CanCut() const { - return CanCopy() && !IsReadOnly(); -} -void CPWL_Edit::CutText() { - if (!CanCut()) - return; - m_pEdit->ClearSelection(); -} - -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()); - m_pEdit->SetTextOverflow(true, false); - } else { - if (m_pEditCaret) { - CFX_FloatRect rect = GetClientRect(); - if (!rect.IsEmpty()) { - // +1 for caret beside border - rect.Inflate(1.0f, 1.0f); - rect.Normalize(); - } - m_pEditCaret->SetClipRect(rect); - } - } -} - -void CPWL_Edit::DrawThisAppearance(CFX_RenderDevice* pDevice, - CFX_Matrix* pUser2Device) { - CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device); - - CFX_FloatRect rcClient = GetClientRect(); - - int32_t nCharArray = m_pEdit->GetCharArray(); - FX_SAFE_INT32 nCharArraySafe = nCharArray; - nCharArraySafe -= 1; - nCharArraySafe *= 2; - - if (nCharArray > 0 && nCharArraySafe.IsValid()) { - switch (GetBorderStyle()) { - case BorderStyle::SOLID: { - CFX_GraphStateData gsd; - gsd.m_LineWidth = (float)GetBorderWidth(); - - CFX_PathData path; - - for (int32_t i = 0; i < nCharArray - 1; i++) { - path.AppendPoint( - CFX_PointF( - rcClient.left + - ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), - rcClient.bottom), - FXPT_TYPE::MoveTo, false); - path.AppendPoint( - CFX_PointF( - rcClient.left + - ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), - rcClient.top), - FXPT_TYPE::LineTo, false); - } - if (!path.GetPoints().empty()) { - pDevice->DrawPath(&path, pUser2Device, &gsd, 0, - GetBorderColor().ToFXColor(255), FXFILL_ALTERNATE); - } - break; - } - case BorderStyle::DASH: { - CFX_GraphStateData gsd; - gsd.m_LineWidth = (float)GetBorderWidth(); - - gsd.SetDashCount(2); - gsd.m_DashArray[0] = (float)GetBorderDash().nDash; - gsd.m_DashArray[1] = (float)GetBorderDash().nGap; - gsd.m_DashPhase = (float)GetBorderDash().nPhase; - - CFX_PathData path; - for (int32_t i = 0; i < nCharArray - 1; i++) { - path.AppendPoint( - CFX_PointF( - rcClient.left + - ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), - rcClient.bottom), - FXPT_TYPE::MoveTo, false); - path.AppendPoint( - CFX_PointF( - rcClient.left + - ((rcClient.right - rcClient.left) / nCharArray) * (i + 1), - rcClient.top), - FXPT_TYPE::LineTo, false); - } - if (!path.GetPoints().empty()) { - pDevice->DrawPath(&path, pUser2Device, &gsd, 0, - GetBorderColor().ToFXColor(255), FXFILL_ALTERNATE); - } - break; - } - default: - break; - } - } - - CFX_FloatRect rcClip; - CPVT_WordRange wrRange = m_pEdit->GetVisibleWordRange(); - CPVT_WordRange* pRange = nullptr; - if (!HasFlag(PES_TEXTOVERFLOW)) { - rcClip = GetClientRect(); - pRange = &wrRange; - } - - CFX_SystemHandler* pSysHandler = GetSystemHandler(); - CPWL_EditImpl::DrawEdit(pDevice, pUser2Device, m_pEdit.get(), - GetTextColor().ToFXColor(GetTransparency()), rcClip, - CFX_PointF(), pRange, pSysHandler, - m_pFormFiller.Get()); -} - -bool CPWL_Edit::OnLButtonDown(const CFX_PointF& point, uint32_t 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; -} - -bool CPWL_Edit::OnLButtonDblClk(const CFX_PointF& point, uint32_t nFlag) { - CPWL_Wnd::OnLButtonDblClk(point, nFlag); - - if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) { - m_pEdit->SelectAll(); - } - - return true; -} - -bool CPWL_Edit::OnRButtonUp(const CFX_PointF& point, uint32_t nFlag) { - if (m_bMouseDown) - return false; - - CPWL_Wnd::OnRButtonUp(point, nFlag); - - if (!HasFlag(PES_TEXTOVERFLOW) && !ClientHitTest(point)) - return true; - - CFX_SystemHandler* pSH = GetSystemHandler(); - if (!pSH) - return false; - - SetFocus(); - - return false; -} - -void CPWL_Edit::OnSetFocus() { - SetEditCaret(true); - if (!IsReadOnly()) { - if (IPWL_FocusHandler* pFocusHandler = GetFocusHandler()) - pFocusHandler->OnSetFocus(this); - } - m_bFocus = true; -} - -void CPWL_Edit::OnKillFocus() { - CPWL_ScrollBar* pScroll = GetVScrollBar(); - if (pScroll && pScroll->IsVisible()) { - pScroll->SetVisible(false); - Move(m_rcOldWindow, true, true); - } - - m_pEdit->SelectNone(); - SetCaret(false, CFX_PointF(), CFX_PointF()); - SetCharSet(FX_CHARSET_ANSI); - m_bFocus = false; -} - -void CPWL_Edit::SetCharSpace(float fCharSpace) { - m_pEdit->SetCharSpace(fCharSpace); -} - -CPVT_WordRange CPWL_Edit::GetSelectWordRange() const { - if (m_pEdit->IsSelected()) { - int32_t nStart = -1; - int32_t nEnd = -1; - - m_pEdit->GetSelection(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_PointF CPWL_Edit::GetWordRightBottomPoint(const CPVT_WordPlace& wpWord) { - CPWL_EditImpl_Iterator* pIterator = m_pEdit->GetIterator(); - CPVT_WordPlace wpOld = pIterator->GetAt(); - pIterator->SetAt(wpWord); - - CFX_PointF pt; - CPVT_Word word; - if (pIterator->GetWord(word)) { - pt = CFX_PointF(word.ptWord.x + word.fWidth, word.ptWord.y + word.fDescent); - } - pIterator->SetAt(wpOld); - return pt; -} - -bool CPWL_Edit::IsTextFull() const { - return m_pEdit->IsTextFull(); -} - -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; - float xdiv = rcCell.Width() / nCharArray * 1000.0f / rcBBox.Width(); - 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, true); - - if (HasFlag(PWS_AUTOFONTSIZE)) { - if (IPVT_FontMap* pFontMap = GetFontMap()) { - float fFontSize = GetCharArrayAutoFontSize(pFontMap->GetPDFFont(0), - GetClientRect(), nCharArray); - if (fFontSize > 0.0f) { - m_pEdit->SetAutoFontSize(false, true); - m_pEdit->SetFontSize(fFontSize); - } - } - } - } -} - -void CPWL_Edit::SetLimitChar(int32_t nLimitChar) { - m_pEdit->SetLimitChar(nLimitChar); -} - -void CPWL_Edit::ReplaceSel(const CFX_WideString& wsText) { - m_pEdit->ClearSelection(); - m_pEdit->InsertText(wsText, FX_CHARSET_Default); -} - -CFX_FloatRect CPWL_Edit::GetFocusRect() const { - return CFX_FloatRect(); -} - -bool CPWL_Edit::IsVScrollBarVisible() const { - if (CPWL_ScrollBar* pScroll = GetVScrollBar()) - return pScroll->IsVisible(); - return false; -} - -bool CPWL_Edit::OnKeyDown(uint16_t nChar, uint32_t nFlag) { - if (m_bMouseDown) - return true; - - if (nChar == FWL_VKEY_Delete) { - if (m_pFillerNotify) { - CFX_WideString strChange; - CFX_WideString strChangeEx; - - int nSelStart = 0; - int nSelEnd = 0; - GetSelection(nSelStart, nSelEnd); - - if (nSelStart == nSelEnd) - nSelEnd = nSelStart + 1; - - bool bRC; - bool bExit; - std::tie(bRC, bExit) = m_pFillerNotify->OnBeforeKeyStroke( - GetAttachedData(), strChange, strChangeEx, nSelStart, nSelEnd, true, - nFlag); - if (!bRC) - return false; - if (bExit) - return false; - } - } - - 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. - */ -bool CPWL_Edit::IsProceedtoOnChar(uint16_t nKeyCode, uint32_t nFlag) { - bool bCtrl = IsCTRLpressed(nFlag); - 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; - } -} - -bool CPWL_Edit::OnChar(uint16_t nChar, uint32_t nFlag) { - if (m_bMouseDown) - return true; - - bool bRC = true; - bool bExit = false; - - if (!IsCTRLpressed(nFlag)) { - if (m_pFillerNotify) { - CFX_WideString swChange; - - int nSelStart = 0; - int nSelEnd = 0; - GetSelection(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; - std::tie(bRC, bExit) = m_pFillerNotify->OnBeforeKeyStroke( - GetAttachedData(), swChange, strChangeEx, nSelStart, nSelEnd, true, - nFlag); - } - } - - if (!bRC) - return true; - if (bExit) - return false; - - if (IPVT_FontMap* pFontMap = GetFontMap()) { - int32_t nOldCharSet = GetCharSet(); - int32_t nNewCharSet = - pFontMap->CharSetFromUnicode(nChar, FX_CHARSET_Default); - if (nOldCharSet != nNewCharSet) { - SetCharSet(nNewCharSet); - } - } - - return CPWL_EditCtrl::OnChar(nChar, nFlag); -} - -bool CPWL_Edit::OnMouseWheel(short zDelta, - const CFX_PointF& point, - uint32_t nFlag) { - if (HasFlag(PES_MULTILINE)) { - CFX_PointF 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))); - } -} - -void CPWL_Edit::OnBackSpace(const CPVT_WordPlace& place, - const CPVT_WordPlace& oldplace) { - if (HasFlag(PES_SPELLCHECK)) { - m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), - GetLatinWordsRange(place))); - } -} - -void CPWL_Edit::OnDelete(const CPVT_WordPlace& place, - const CPVT_WordPlace& oldplace) { - if (HasFlag(PES_SPELLCHECK)) { - m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), - GetLatinWordsRange(place))); - } -} - -void CPWL_Edit::OnClear(const CPVT_WordPlace& place, - const CPVT_WordPlace& oldplace) { - if (HasFlag(PES_SPELLCHECK)) { - m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), - GetLatinWordsRange(place))); - } -} - -void CPWL_Edit::OnInsertWord(const CPVT_WordPlace& place, - const CPVT_WordPlace& oldplace) { - if (HasFlag(PES_SPELLCHECK)) { - m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), - GetLatinWordsRange(place))); - } -} - -void CPWL_Edit::OnInsertText(const CPVT_WordPlace& place, - const CPVT_WordPlace& oldplace) { - if (HasFlag(PES_SPELLCHECK)) { - m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace), - GetLatinWordsRange(place))); - } -} - -CPVT_WordRange CPWL_Edit::CombineWordRange(const CPVT_WordRange& wr1, - const CPVT_WordRange& wr2) { - return CPVT_WordRange(std::min(wr1.BeginPos, wr2.BeginPos), - std::max(wr1.EndPos, wr2.EndPos)); -} - -CPVT_WordRange CPWL_Edit::GetLatinWordsRange(const CFX_PointF& 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, - bool bLatin, - bool bArabic) const { - CPVT_WordRange range; - - CPWL_EditImpl_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; -} |