diff options
Diffstat (limited to 'xfa/fwl/core/ifwl_edit.cpp')
| -rw-r--r-- | xfa/fwl/core/ifwl_edit.cpp | 2053 |
1 files changed, 2053 insertions, 0 deletions
diff --git a/xfa/fwl/core/ifwl_edit.cpp b/xfa/fwl/core/ifwl_edit.cpp new file mode 100644 index 0000000000..83c00627c3 --- /dev/null +++ b/xfa/fwl/core/ifwl_edit.cpp @@ -0,0 +1,2053 @@ +// 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 "xfa/fwl/core/ifwl_edit.h" + +#include <algorithm> +#include <memory> +#include <vector> + +#include "third_party/base/stl_util.h" +#include "xfa/fde/cfde_txtedtengine.h" +#include "xfa/fde/fde_gedevice.h" +#include "xfa/fde/fde_render.h" +#include "xfa/fde/ifde_txtedtpage.h" +#include "xfa/fgas/font/fgas_gefont.h" +#include "xfa/fwl/core/cfwl_message.h" +#include "xfa/fwl/core/cfwl_themebackground.h" +#include "xfa/fwl/core/cfwl_themepart.h" +#include "xfa/fwl/core/cfwl_widgetmgr.h" +#include "xfa/fwl/core/ifwl_app.h" +#include "xfa/fwl/core/ifwl_caret.h" +#include "xfa/fwl/core/ifwl_themeprovider.h" +#include "xfa/fxfa/xfa_ffdoc.h" +#include "xfa/fxfa/xfa_ffwidget.h" +#include "xfa/fxgraphics/cfx_path.h" + +namespace { + +const int kEditMargin = 3; + +bool FX_EDIT_ISLATINWORD(FX_WCHAR c) { + return c == 0x2D || (c <= 0x005A && c >= 0x0041) || + (c <= 0x007A && c >= 0x0061) || (c <= 0x02AF && c >= 0x00C0) || + c == 0x0027; +} + +void AddSquigglyPath(CFX_Path* pPathData, + FX_FLOAT fStartX, + FX_FLOAT fEndX, + FX_FLOAT fY, + FX_FLOAT fStep) { + pPathData->MoveTo(fStartX, fY); + int i = 1; + for (FX_FLOAT fx = fStartX + fStep; fx < fEndX; fx += fStep, ++i) { + pPathData->LineTo(fx, fY + (i & 1) * fStep); + } +} + +} // namespace + +// static +IFWL_Edit* IFWL_Edit::Create(const CFWL_WidgetImpProperties& properties, + IFWL_Widget* pOuter) { + return new IFWL_Edit(properties, pOuter); +} + +IFWL_Edit::IFWL_Edit(const CFWL_WidgetImpProperties& properties, + IFWL_Widget* pOuter) + : IFWL_Widget(properties, pOuter), + m_fVAlignOffset(0.0f), + m_fScrollOffsetX(0.0f), + m_fScrollOffsetY(0.0f), + m_bLButtonDown(FALSE), + m_nSelStart(0), + m_nLimit(-1), + m_fSpaceAbove(0), + m_fSpaceBelow(0), + m_fFontSize(0), + m_bSetRange(FALSE), + m_iMin(-1), + m_iMax(0xFFFFFFF), + m_backColor(0), + m_updateBackColor(FALSE), + m_iCurRecord(-1), + m_iMaxRecord(128) { + m_rtClient.Reset(); + m_rtEngine.Reset(); + m_rtStatic.Reset(); +} + +IFWL_Edit::~IFWL_Edit() { + ClearRecord(); +} + +FWL_Error IFWL_Edit::GetClassName(CFX_WideString& wsClass) const { + wsClass = FWL_CLASS_Edit; + return FWL_Error::Succeeded; +} + +FWL_Type IFWL_Edit::GetClassID() const { + return FWL_Type::Edit; +} + +FWL_Error IFWL_Edit::Initialize() { + if (IFWL_Widget::Initialize() != FWL_Error::Succeeded) + return FWL_Error::Indefinite; + if (!m_pDelegate) + m_pDelegate = new CFWL_EditImpDelegate(this); + + InitCaret(); + if (!m_pEdtEngine) + InitEngine(); + + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::Finalize() { + if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) { + ShowCaret(FALSE); + } + if (m_pHorzScrollBar) { + m_pHorzScrollBar->Finalize(); + } + if (m_pVertScrollBar) { + m_pVertScrollBar->Finalize(); + } + delete m_pDelegate; + m_pDelegate = nullptr; + return IFWL_Widget::Finalize(); +} +FWL_Error IFWL_Edit::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) { + if (bAutoSize) { + rect.Set(0, 0, 0, 0); + if (m_pEdtEngine) { + int32_t iTextLen = m_pEdtEngine->GetTextLength(); + if (iTextLen > 0) { + CFX_WideString wsText; + m_pEdtEngine->GetText(wsText, 0); + CFX_SizeF sz = CalcTextSize( + wsText, m_pProperties->m_pThemeProvider, + m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine); + rect.Set(0, 0, sz.x, sz.y); + } + } + IFWL_Widget::GetWidgetRect(rect, TRUE); + } else { + rect = m_pProperties->m_rtWidget; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) { + if (IsShowScrollBar(TRUE)) { + FX_FLOAT* pfWidth = static_cast<FX_FLOAT*>( + GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); + rect.width += *pfWidth; + rect.width += kEditMargin; + } + if (IsShowScrollBar(FALSE)) { + FX_FLOAT* pfWidth = static_cast<FX_FLOAT*>( + GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); + rect.height += *pfWidth; + rect.height += kEditMargin; + } + } + } + return FWL_Error::Succeeded; +} + +void IFWL_Edit::SetStates(uint32_t dwStates, FX_BOOL bSet) { + if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible) || + (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) { + ShowCaret(FALSE); + } + IFWL_Widget::SetStates(dwStates, bSet); +} + +FWL_Error IFWL_Edit::SetWidgetRect(const CFX_RectF& rect) { + return IFWL_Widget::SetWidgetRect(rect); +} +FWL_Error IFWL_Edit::Update() { + if (IsLocked()) { + return FWL_Error::Indefinite; + } + if (!m_pProperties->m_pThemeProvider) { + m_pProperties->m_pThemeProvider = GetAvailableTheme(); + } + Layout(); + if (m_rtClient.IsEmpty()) { + return FWL_Error::Indefinite; + } + UpdateEditEngine(); + UpdateVAlignment(); + UpdateScroll(); + InitCaret(); + return FWL_Error::Succeeded; +} + +FWL_WidgetHit IFWL_Edit::HitTest(FX_FLOAT fx, FX_FLOAT fy) { + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) { + if (IsShowScrollBar(TRUE)) { + CFX_RectF rect; + m_pVertScrollBar->GetWidgetRect(rect); + if (rect.Contains(fx, fy)) + return FWL_WidgetHit::VScrollBar; + } + if (IsShowScrollBar(FALSE)) { + CFX_RectF rect; + m_pHorzScrollBar->GetWidgetRect(rect); + if (rect.Contains(fx, fy)) + return FWL_WidgetHit::HScrollBar; + } + } + if (m_rtClient.Contains(fx, fy)) + return FWL_WidgetHit::Edit; + return FWL_WidgetHit::Unknown; +} + +void IFWL_Edit::AddSpellCheckObj(CFX_Path& PathData, + int32_t nStart, + int32_t nCount, + FX_FLOAT fOffSetX, + FX_FLOAT fOffSetY) { + FX_FLOAT fStartX = 0.0f; + FX_FLOAT fEndX = 0.0f; + FX_FLOAT fY = 0.0f; + FX_FLOAT fStep = 0.0f; + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + CFX_RectFArray rectArray; + CFX_RectF rectText; + const FDE_TXTEDTPARAMS* txtEdtParams = m_pEdtEngine->GetEditParams(); + FX_FLOAT fAsent = (FX_FLOAT)txtEdtParams->pFont->GetAscent() * + txtEdtParams->fFontSize / 1000; + pPage->CalcRangeRectArray(nStart, nCount, rectArray); + for (int i = 0; i < rectArray.GetSize(); i++) { + rectText = rectArray.GetAt(i); + fY = rectText.top + fAsent + fOffSetY; + fStep = txtEdtParams->fFontSize / 16.0f; + fStartX = rectText.left + fOffSetX; + fEndX = fStartX + rectText.Width(); + AddSquigglyPath(&PathData, fStartX, fEndX, fY, fStep); + } +} +int32_t IFWL_Edit::GetWordAtPoint(CFX_PointF pointf, int32_t& nCount) { + return 0; +} +FX_BOOL IFWL_Edit::GetSuggestWords(CFX_PointF pointf, + std::vector<CFX_ByteString>& sSuggest) { + int32_t nWordCount = 0; + int32_t nWordStart = GetWordAtPoint(pointf, nWordCount); + if (nWordCount < 1) { + return FALSE; + } + CFX_WideString wsSpell; + GetText(wsSpell, nWordStart, nWordCount); + CFX_ByteString sLatinWord; + for (int i = 0; i < nWordCount; i++) { + if (!FX_EDIT_ISLATINWORD(wsSpell[i])) { + break; + } + sLatinWord += (FX_CHAR)wsSpell[i]; + } + if (sLatinWord.IsEmpty()) { + return FALSE; + } + CFWL_EvtEdtCheckWord checkWordEvent; + checkWordEvent.m_pSrcTarget = this; + checkWordEvent.bsWord = sLatinWord; + checkWordEvent.bCheckWord = TRUE; + DispatchEvent(&checkWordEvent); + if (checkWordEvent.bCheckWord) { + return FALSE; + } + CFWL_EvtEdtGetSuggestWords suggestWordsEvent; + suggestWordsEvent.m_pSrcTarget = this; + suggestWordsEvent.bsWord = sLatinWord; + suggestWordsEvent.bsArraySuggestWords = sSuggest; + suggestWordsEvent.bSuggestWords = FALSE; + DispatchEvent(&checkWordEvent); + return suggestWordsEvent.bSuggestWords; +} +FX_BOOL IFWL_Edit::ReplaceSpellCheckWord(CFX_PointF pointf, + const CFX_ByteStringC& bsReplace) { + int32_t nWordCount = 0; + int32_t nWordStart = GetWordAtPoint(pointf, nWordCount); + if (nWordCount < 1) { + return FALSE; + } + CFX_WideString wsSpell; + GetText(wsSpell, nWordStart, nWordCount); + for (int i = 0; i < nWordCount; i++) { + if (!FX_EDIT_ISLATINWORD(wsSpell[i])) { + nWordCount = i; + break; + } + } + int32_t nDestLen = bsReplace.GetLength(); + CFX_WideString wsDest; + FX_WCHAR* pBuffer = wsDest.GetBuffer(nDestLen); + for (int32_t i = 0; i < nDestLen; i++) { + pBuffer[i] = bsReplace[i]; + } + wsDest.ReleaseBuffer(nDestLen); + Replace(nWordStart, nWordCount, wsDest.AsStringC()); + return TRUE; +} +void IFWL_Edit::DrawSpellCheck(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix) { + pGraphics->SaveGraphState(); + if (pMatrix) { + pGraphics->ConcatMatrix(const_cast<CFX_Matrix*>(pMatrix)); + } + FX_ARGB cr = 0xFFFF0000; + CFX_Color crLine(cr); + CFWL_EvtEdtCheckWord checkWordEvent; + checkWordEvent.m_pSrcTarget = this; + CFX_ByteString sLatinWord; + CFX_Path pathSpell; + pathSpell.Create(); + int32_t nStart = 0; + FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX; + FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset; + CFX_WideString wsSpell; + GetText(wsSpell); + int32_t nContentLen = wsSpell.GetLength(); + for (int i = 0; i < nContentLen; i++) { + if (FX_EDIT_ISLATINWORD(wsSpell[i])) { + if (sLatinWord.IsEmpty()) { + nStart = i; + } + sLatinWord += (FX_CHAR)wsSpell[i]; + } else { + checkWordEvent.bsWord = sLatinWord; + checkWordEvent.bCheckWord = TRUE; + DispatchEvent(&checkWordEvent); + if (!sLatinWord.IsEmpty() && !checkWordEvent.bCheckWord) { + AddSpellCheckObj(pathSpell, nStart, sLatinWord.GetLength(), fOffSetX, + fOffSetY); + } + sLatinWord.clear(); + } + } + checkWordEvent.bsWord = sLatinWord; + checkWordEvent.bCheckWord = TRUE; + DispatchEvent(&checkWordEvent); + if (!sLatinWord.IsEmpty() && !checkWordEvent.bCheckWord) { + AddSpellCheckObj(pathSpell, nStart, sLatinWord.GetLength(), fOffSetX, + fOffSetY); + } + if (!pathSpell.IsEmpty()) { + CFX_RectF rtClip = m_rtEngine; + CFX_Matrix mt; + mt.Set(1, 0, 0, 1, fOffSetX, fOffSetY); + if (pMatrix) { + pMatrix->TransformRect(rtClip); + mt.Concat(*pMatrix); + } + pGraphics->SetClipRect(rtClip); + pGraphics->SetStrokeColor(&crLine); + pGraphics->SetLineWidth(0); + pGraphics->StrokePath(&pathSpell, nullptr); + } + pGraphics->RestoreGraphState(); +} +FWL_Error IFWL_Edit::DrawWidget(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix) { + if (!pGraphics) + return FWL_Error::Indefinite; + if (!m_pProperties->m_pThemeProvider) + return FWL_Error::Indefinite; + if (m_rtClient.IsEmpty()) { + return FWL_Error::Indefinite; + } + IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; + if (!m_pWidgetMgr->IsFormDisabled()) { + DrawTextBk(pGraphics, pTheme, pMatrix); + } + if (m_pEdtEngine) { + DrawContent(pGraphics, pTheme, pMatrix); + } + if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) && + !(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly)) { + DrawSpellCheck(pGraphics, pMatrix); + } + if (HasBorder()) { + DrawBorder(pGraphics, CFWL_Part::Border, pTheme, pMatrix); + } + if (HasEdge()) { + DrawEdge(pGraphics, CFWL_Part::Edge, pTheme, pMatrix); + } + return FWL_Error::Succeeded; +} +FWL_Error IFWL_Edit::SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) { + if (!pThemeProvider) + return FWL_Error::Indefinite; + if (m_pHorzScrollBar) { + m_pHorzScrollBar->SetThemeProvider(pThemeProvider); + } + if (m_pVertScrollBar) { + m_pVertScrollBar->SetThemeProvider(pThemeProvider); + } + if (m_pCaret) { + m_pCaret->SetThemeProvider(pThemeProvider); + } + m_pProperties->m_pThemeProvider = pThemeProvider; + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::SetText(const CFX_WideString& wsText) { + m_pEdtEngine->SetText(wsText); + return FWL_Error::Succeeded; +} + +int32_t IFWL_Edit::GetTextLength() const { + if (!m_pEdtEngine) + return -1; + return m_pEdtEngine->GetTextLength(); +} + +FWL_Error IFWL_Edit::GetText(CFX_WideString& wsText, + int32_t nStart, + int32_t nCount) const { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->GetText(wsText, nStart, nCount); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::ClearText() { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->ClearText(); + return FWL_Error::Succeeded; +} + +int32_t IFWL_Edit::GetCaretPos() const { + if (!m_pEdtEngine) + return -1; + return m_pEdtEngine->GetCaretPos(); +} + +int32_t IFWL_Edit::SetCaretPos(int32_t nIndex, FX_BOOL bBefore) { + if (!m_pEdtEngine) + return -1; + return m_pEdtEngine->SetCaretPos(nIndex, bBefore); +} + +FWL_Error IFWL_Edit::AddSelRange(int32_t nStart, int32_t nCount) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->AddSelRange(nStart, nCount); + return FWL_Error::Succeeded; +} + +int32_t IFWL_Edit::CountSelRanges() { + if (!m_pEdtEngine) + return 0; + return m_pEdtEngine->CountSelRanges(); +} + +int32_t IFWL_Edit::GetSelRange(int32_t nIndex, int32_t& nStart) { + if (!m_pEdtEngine) + return -1; + return m_pEdtEngine->GetSelRange(nIndex, nStart); +} + +FWL_Error IFWL_Edit::ClearSelections() { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->ClearSelection(); + return FWL_Error::Succeeded; +} + +int32_t IFWL_Edit::GetLimit() { + return m_nLimit; +} + +FWL_Error IFWL_Edit::SetLimit(int32_t nLimit) { + m_nLimit = nLimit; + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->SetLimit(nLimit); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::SetAliasChar(FX_WCHAR wAlias) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->SetAliasChar(wAlias); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::Insert(int32_t nStart, + const FX_WCHAR* lpText, + int32_t nLen) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) || + (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) { + return FWL_Error::Indefinite; + } + m_pEdtEngine->Insert(nStart, lpText, nLen); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::DeleteSelections() { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + int32_t iCount = m_pEdtEngine->CountSelRanges(); + if (iCount > 0) + m_pEdtEngine->Delete(-1); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::DeleteRange(int32_t nStart, int32_t nCount) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->DeleteRange(nStart, nCount); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::Replace(int32_t nStart, + int32_t nLen, + const CFX_WideStringC& wsReplace) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + m_pEdtEngine->Replace(nStart, nLen, CFX_WideString(wsReplace)); + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::DoClipboard(int32_t iCmd) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) || + (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) { + return FWL_Error::Succeeded; + } + return FWL_Error::Indefinite; +} + +FX_BOOL IFWL_Edit::Copy(CFX_WideString& wsCopy) { + if (!m_pEdtEngine) + return FALSE; + + int32_t nCount = m_pEdtEngine->CountSelRanges(); + if (nCount == 0) + return FALSE; + + wsCopy.clear(); + CFX_WideString wsTemp; + int32_t nStart, nLength; + for (int32_t i = 0; i < nCount; i++) { + nLength = m_pEdtEngine->GetSelRange(i, nStart); + m_pEdtEngine->GetText(wsTemp, nStart, nLength); + wsCopy += wsTemp; + wsTemp.clear(); + } + return TRUE; +} + +FX_BOOL IFWL_Edit::Cut(CFX_WideString& wsCut) { + if (!m_pEdtEngine) + return FALSE; + + int32_t nCount = m_pEdtEngine->CountSelRanges(); + if (nCount == 0) + return FALSE; + + wsCut.clear(); + CFX_WideString wsTemp; + int32_t nStart, nLength; + for (int32_t i = 0; i < nCount; i++) { + nLength = m_pEdtEngine->GetSelRange(i, nStart); + m_pEdtEngine->GetText(wsTemp, nStart, nLength); + wsCut += wsTemp; + wsTemp.clear(); + } + m_pEdtEngine->Delete(0); + return TRUE; +} + +FX_BOOL IFWL_Edit::Paste(const CFX_WideString& wsPaste) { + if (!m_pEdtEngine) + return FALSE; + + int32_t nCaret = m_pEdtEngine->GetCaretPos(); + int32_t iError = + m_pEdtEngine->Insert(nCaret, wsPaste.c_str(), wsPaste.GetLength()); + if (iError < 0) { + ProcessInsertError(iError); + return FALSE; + } + return TRUE; +} + +FX_BOOL IFWL_Edit::Delete() { + if (!m_pEdtEngine) + return FALSE; + + int32_t nCount = m_pEdtEngine->CountSelRanges(); + if (nCount < 1) + return FALSE; + + m_pEdtEngine->Delete(0); + return TRUE; +} + +FX_BOOL IFWL_Edit::Redo(const IFDE_TxtEdtDoRecord* pRecord) { + if (!m_pEdtEngine) + return FALSE; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoRedoUndo) + return TRUE; + return m_pEdtEngine->Redo(pRecord); +} + +FX_BOOL IFWL_Edit::Undo(const IFDE_TxtEdtDoRecord* pRecord) { + if (!m_pEdtEngine) + return FALSE; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoRedoUndo) + return TRUE; + return m_pEdtEngine->Undo(pRecord); +} + +FX_BOOL IFWL_Edit::Undo() { + if (!CanUndo()) + return FALSE; + return Undo(m_DoRecords[m_iCurRecord--].get()); +} + +FX_BOOL IFWL_Edit::Redo() { + if (!CanRedo()) + return FALSE; + return Redo(m_DoRecords[++m_iCurRecord].get()); +} + +FX_BOOL IFWL_Edit::CanUndo() { + return m_iCurRecord >= 0; +} + +FX_BOOL IFWL_Edit::CanRedo() { + return m_iCurRecord < pdfium::CollectionSize<int32_t>(m_DoRecords) - 1; +} + +FWL_Error IFWL_Edit::SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant) { + if (!m_pEdtEngine) + return FWL_Error::Indefinite; + + FDE_TXTEDTPARAMS* pParams = m_pEdtEngine->GetEditParams(); + pParams->fTabWidth = fTabWidth; + pParams->bTabEquidistant = bEquidistant; + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::SetOuter(IFWL_Widget* pOuter) { + m_pOuter = pOuter; + return FWL_Error::Succeeded; +} + +FWL_Error IFWL_Edit::SetNumberRange(int32_t iMin, int32_t iMax) { + m_iMin = iMin; + m_iMax = iMax; + m_bSetRange = TRUE; + return FWL_Error::Succeeded; +} + +void IFWL_Edit::On_CaretChanged(CFDE_TxtEdtEngine* pEdit, + int32_t nPage, + FX_BOOL bVisible) { + if (m_rtEngine.IsEmpty()) + return; + if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) + return; + + FX_BOOL bRepaintContent = UpdateOffset(); + UpdateCaret(); + CFX_RectF rtInvalid; + rtInvalid.Set(0, 0, 0, 0); + FX_BOOL bRepaintScroll = FALSE; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) { + IFWL_ScrollBar* pScroll = UpdateScroll(); + if (pScroll) { + pScroll->GetWidgetRect(rtInvalid); + bRepaintScroll = TRUE; + } + } + if (bRepaintContent || bRepaintScroll) { + if (bRepaintContent) { + rtInvalid.Union(m_rtEngine); + } + Repaint(&rtInvalid); + } +} + +void IFWL_Edit::On_TextChanged(CFDE_TxtEdtEngine* pEdit, + FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo) { + uint32_t dwStyleEx = m_pProperties->m_dwStyleExes; + if (dwStyleEx & FWL_STYLEEXT_EDT_VAlignMask) + UpdateVAlignment(); + + IFDE_TxtEdtPage* page = m_pEdtEngine->GetPage(0); + FX_FLOAT fContentWidth = page->GetContentsBox().width; + FX_FLOAT fContentHeight = page->GetContentsBox().height; + CFX_RectF rtTemp; + GetClientRect(rtTemp); + FX_BOOL bHSelfAdaption = + m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption; + FX_BOOL bVSelfAdaption = + m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption; + FX_BOOL bNeedUpdate = FALSE; + if (bHSelfAdaption || bVSelfAdaption) { + CFWL_EvtEdtPreSelfAdaption evt; + evt.m_pSrcTarget = this; + evt.bHSelfAdaption = TRUE; + evt.bVSelfAdaption = TRUE; + FX_FLOAT fWidth; + FX_FLOAT fHight; + fWidth = bHSelfAdaption ? fContentWidth : m_pProperties->m_rtWidget.width; + fHight = bVSelfAdaption ? fContentHeight : m_pProperties->m_rtWidget.height; + evt.rtAfterChange.Set(0, 0, fWidth, fHight); + DispatchEvent(&evt); + if (!evt.bHSelfAdaption) { + ModifyStylesEx( + 0, FWL_STYLEEXT_EDT_HSelfAdaption | FWL_STYLEEXT_EDT_AutoHScroll); + } + if (!evt.bVSelfAdaption) { + ModifyStylesEx( + 0, FWL_STYLEEXT_EDT_VSelfAdaption | FWL_STYLEEXT_EDT_AutoVScroll); + } + bNeedUpdate = (bHSelfAdaption && !evt.bHSelfAdaption) || + (bVSelfAdaption && !evt.bVSelfAdaption); + } + FX_FLOAT fContentWidth1 = fContentWidth; + FX_FLOAT fContentHeight1 = fContentHeight; + if (bNeedUpdate) { + UpdateEditParams(); + UpdateEditLayout(); + IFDE_TxtEdtPage* page1 = m_pEdtEngine->GetPage(0); + fContentWidth1 = page1->GetContentsBox().width; + fContentHeight1 = page1->GetContentsBox().height; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption) { + rtTemp.width = std::max(m_pProperties->m_rtWidget.width, fContentWidth1); + m_pProperties->m_rtWidget.width = fContentWidth1; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption) { + rtTemp.height = std::max(m_pProperties->m_rtWidget.height, fContentHeight1); + m_pProperties->m_rtWidget.height = fContentHeight1; + } + CFWL_EvtEdtTextChanged event; + event.m_pSrcTarget = this; + event.nChangeType = ChangeInfo.nChangeType; + event.wsInsert = ChangeInfo.wsInsert; + event.wsDelete = ChangeInfo.wsDelete; + event.wsPrevText = ChangeInfo.wsPrevText; + DispatchEvent(&event); + LayoutScrollBar(); + Repaint(&rtTemp); +} + +void IFWL_Edit::On_SelChanged(CFDE_TxtEdtEngine* pEdit) { + CFX_RectF rtTemp; + GetClientRect(rtTemp); + Repaint(&rtTemp); +} + +FX_BOOL IFWL_Edit::On_PageLoad(CFDE_TxtEdtEngine* pEdit, + int32_t nPageIndex, + int32_t nPurpose) { + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(nPageIndex); + if (!pPage) + return FALSE; + pPage->LoadPage(nullptr, nullptr); + return TRUE; +} + +FX_BOOL IFWL_Edit::On_PageUnload(CFDE_TxtEdtEngine* pEdit, + int32_t nPageIndex, + int32_t nPurpose) { + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(nPageIndex); + if (!pPage) + return FALSE; + pPage->UnloadPage(nullptr); + return TRUE; +} + +void IFWL_Edit::On_AddDoRecord(CFDE_TxtEdtEngine* pEdit, + IFDE_TxtEdtDoRecord* pRecord) { + AddDoRecord(pRecord); +} + +FX_BOOL IFWL_Edit::On_Validate(CFDE_TxtEdtEngine* pEdit, + CFX_WideString& wsText) { + IFWL_Widget* pDst = GetOuter(); + if (!pDst) { + pDst = this; + } + CFWL_EvtEdtValidate event; + event.pDstWidget = pDst; + event.m_pSrcTarget = this; + event.wsInsert = wsText; + event.bValidate = TRUE; + DispatchEvent(&event); + return event.bValidate; +} +FWL_Error IFWL_Edit::SetBackgroundColor(uint32_t color) { + m_backColor = color; + m_updateBackColor = TRUE; + return FWL_Error::Succeeded; +} +FWL_Error IFWL_Edit::SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize) { + m_wsFont = wsFont; + m_fFontSize = fSize; + return FWL_Error::Succeeded; +} +void IFWL_Edit::SetScrollOffset(FX_FLOAT fScrollOffset) { + m_fScrollOffsetY = fScrollOffset; +} +void IFWL_Edit::DrawTextBk(CFX_Graphics* pGraphics, + IFWL_ThemeProvider* pTheme, + const CFX_Matrix* pMatrix) { + CFWL_ThemeBackground param; + param.m_pWidget = this; + param.m_iPart = CFWL_Part::Background; + param.m_bStaticBackground = false; + param.m_dwStates = m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly + ? CFWL_PartState_ReadOnly + : CFWL_PartState_Normal; + uint32_t dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled); + if (dwStates) { + param.m_dwStates = CFWL_PartState_Disabled; + } + param.m_pGraphics = pGraphics; + param.m_matrix = *pMatrix; + param.m_rtPart = m_rtClient; + pTheme->DrawBackground(¶m); + if (!IsShowScrollBar(TRUE) || !IsShowScrollBar(FALSE)) { + return; + } + CFX_RectF rtScorll; + m_pHorzScrollBar->GetWidgetRect(rtScorll); + CFX_RectF rtStatic; + rtStatic.Set(m_rtClient.right() - rtScorll.height, + m_rtClient.bottom() - rtScorll.height, rtScorll.height, + rtScorll.height); + param.m_bStaticBackground = true; + param.m_bMaximize = true; + param.m_rtPart = rtStatic; + pTheme->DrawBackground(¶m); +} +void IFWL_Edit::DrawContent(CFX_Graphics* pGraphics, + IFWL_ThemeProvider* pTheme, + const CFX_Matrix* pMatrix) { + if (!m_pEdtEngine) + return; + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + if (!pPage) + return; + pGraphics->SaveGraphState(); + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText) { + pGraphics->SaveGraphState(); + } + CFX_RectF rtClip = m_rtEngine; + FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX; + FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset; + CFX_Matrix mt; + mt.Set(1, 0, 0, 1, fOffSetX, fOffSetY); + if (pMatrix) { + pMatrix->TransformRect(rtClip); + mt.Concat(*pMatrix); + } + FX_BOOL bShowSel = + (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoHideSel) || + (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused); + if (bShowSel) { + IFWL_Widget* pForm = m_pWidgetMgr->GetSystemFormWidget(this); + if (pForm) { + bShowSel = (pForm->GetStates() & FWL_WGTSTATE_Deactivated) != + FWL_WGTSTATE_Deactivated; + } + } + int32_t nSelCount = m_pEdtEngine->CountSelRanges(); + if (bShowSel && nSelCount > 0) { + int32_t nPageCharStart = pPage->GetCharStart(); + int32_t nPageCharCount = pPage->GetCharCount(); + int32_t nPageCharEnd = nPageCharStart + nPageCharCount - 1; + int32_t nCharCount; + int32_t nCharStart; + CFX_RectFArray rectArr; + int32_t i = 0; + for (i = 0; i < nSelCount; i++) { + nCharCount = m_pEdtEngine->GetSelRange(i, nCharStart); + int32_t nCharEnd = nCharStart + nCharCount - 1; + if (nCharEnd < nPageCharStart || nCharStart > nPageCharEnd) { + continue; + } + int32_t nBgn = std::max(nCharStart, nPageCharStart); + int32_t nEnd = std::min(nCharEnd, nPageCharEnd); + pPage->CalcRangeRectArray(nBgn - nPageCharStart, nEnd - nBgn + 1, + rectArr); + } + int32_t nCount = rectArr.GetSize(); + CFX_Path path; + path.Create(); + for (i = 0; i < nCount; i++) { + rectArr[i].left += fOffSetX; + rectArr[i].top += fOffSetY; + path.AddRectangle(rectArr[i].left, rectArr[i].top, rectArr[i].width, + rectArr[i].height); + } + pGraphics->SetClipRect(rtClip); + CFWL_ThemeBackground param; + param.m_pGraphics = pGraphics; + param.m_matrix = *pMatrix; + param.m_pWidget = this; + param.m_iPart = CFWL_Part::Background; + param.m_pPath = &path; + pTheme->DrawBackground(¶m); + } + CFX_RenderDevice* pRenderDev = pGraphics->GetRenderDevice(); + if (!pRenderDev) + return; + + std::unique_ptr<CFDE_RenderDevice> pRenderDevice( + new CFDE_RenderDevice(pRenderDev, FALSE)); + std::unique_ptr<CFDE_RenderContext> pRenderContext(new CFDE_RenderContext); + pRenderDevice->SetClipRect(rtClip); + pRenderContext->StartRender(pRenderDevice.get(), pPage, mt); + pRenderContext->DoRender(nullptr); + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText) { + pGraphics->RestoreGraphState(); + CFX_Path path; + path.Create(); + int32_t iLimit = m_nLimit > 0 ? m_nLimit : 1; + FX_FLOAT fStep = m_rtEngine.width / iLimit; + FX_FLOAT fLeft = m_rtEngine.left + 1; + for (int32_t i = 1; i < iLimit; i++) { + fLeft += fStep; + path.AddLine(fLeft, m_rtClient.top, fLeft, m_rtClient.bottom()); + } + CFWL_ThemeBackground param; + param.m_pGraphics = pGraphics; + param.m_matrix = *pMatrix; + param.m_pWidget = this; + param.m_iPart = CFWL_Part::CombTextLine; + param.m_pPath = &path; + pTheme->DrawBackground(¶m); + } + pGraphics->RestoreGraphState(); +} + +void IFWL_Edit::UpdateEditEngine() { + UpdateEditParams(); + UpdateEditLayout(); + if (m_nLimit > -1) { + m_pEdtEngine->SetLimit(m_nLimit); + } +} +void IFWL_Edit::UpdateEditParams() { + FDE_TXTEDTPARAMS params; + params.nHorzScale = 100; + params.fPlateWidth = m_rtEngine.width; + params.fPlateHeight = m_rtEngine.height; + if (m_pProperties->m_dwStyles & FWL_WGTSTYLE_RTLLayout) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_RTL; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VerticalLayout) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_DocVertical; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VerticalChars) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_CharVertial; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReverseLine) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_LineReserve; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ArabicShapes) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_ArabicShapes; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ExpandTab) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_ExpandTab; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_CombText; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_LastLineHeight) { + params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_LastLineHeight; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Validate) { + params.dwMode |= FDE_TEXTEDITMODE_Validate; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Password) { + params.dwMode |= FDE_TEXTEDITMODE_Password; + } + switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HAlignMask) { + case FWL_STYLEEXT_EDT_HNear: { + params.dwAlignment |= FDE_TEXTEDITALIGN_Left; + break; + } + case FWL_STYLEEXT_EDT_HCenter: { + params.dwAlignment |= FDE_TEXTEDITALIGN_Center; + break; + } + case FWL_STYLEEXT_EDT_HFar: { + params.dwAlignment |= FDE_TEXTEDITALIGN_Right; + break; + } + default: {} + } + switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HAlignModeMask) { + case FWL_STYLEEXT_EDT_Justified: { + params.dwAlignment |= FDE_TEXTEDITALIGN_Justified; + break; + } + case FWL_STYLEEXT_EDT_Distributed: { + params.dwAlignment |= FDE_TEXTEDITALIGN_Distributed; + break; + } + default: { params.dwAlignment |= FDE_TEXTEDITALIGN_Normal; } + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) { + params.dwMode |= FDE_TEXTEDITMODE_MultiLines; + if ((m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll) == 0 && + (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoHScroll) == 0) { + params.dwMode |= + FDE_TEXTEDITMODE_AutoLineWrap | FDE_TEXTEDITMODE_LimitArea_Horz; + } + if ((m_pProperties->m_dwStyles & FWL_WGTSTYLE_VScroll) == 0 && + (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoVScroll) == 0) { + params.dwMode |= FDE_TEXTEDITMODE_LimitArea_Vert; + } else { + params.fPlateHeight = 0x00FFFFFF; + } + } else { + if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoHScroll) == 0) { + params.dwMode |= FDE_TEXTEDITMODE_LimitArea_Horz; + } + } + if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) || + (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) { + params.dwMode |= FDE_TEXTEDITMODE_ReadOnly; + } + FX_FLOAT* pFontSize = + static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::FontSize)); + if (!pFontSize) + return; + m_fFontSize = *pFontSize; + uint32_t* pFontColor = + static_cast<uint32_t*>(GetThemeCapacity(CFWL_WidgetCapacity::TextColor)); + if (!pFontColor) + return; + params.dwFontColor = *pFontColor; + FX_FLOAT* pLineHeight = + static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::LineHeight)); + if (!pLineHeight) + return; + params.fLineSpace = *pLineHeight; + CFGAS_GEFont* pFont = + static_cast<CFGAS_GEFont*>(GetThemeCapacity(CFWL_WidgetCapacity::Font)); + if (!pFont) + return; + params.pFont = pFont; + params.fFontSize = m_fFontSize; + params.nLineCount = (int32_t)(params.fPlateHeight / params.fLineSpace); + if (params.nLineCount <= 0) { + params.nLineCount = 1; + } + params.fTabWidth = params.fFontSize * 1; + params.bTabEquidistant = TRUE; + params.wLineBreakChar = L'\n'; + params.nCharRotation = 0; + params.pEventSink = this; + m_pEdtEngine->SetEditParams(params); +} + +void IFWL_Edit::UpdateEditLayout() { + if (m_pEdtEngine->GetTextLength() <= 0) + m_pEdtEngine->SetTextByStream(nullptr); + + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + if (pPage) + pPage->UnloadPage(nullptr); + + m_pEdtEngine->StartLayout(); + m_pEdtEngine->DoLayout(nullptr); + m_pEdtEngine->EndLayout(); + pPage = m_pEdtEngine->GetPage(0); + if (pPage) + pPage->LoadPage(nullptr, nullptr); +} + +FX_BOOL IFWL_Edit::UpdateOffset() { + CFX_RectF rtCaret; + m_pEdtEngine->GetCaretRect(rtCaret); + FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX; + FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset; + rtCaret.Offset(fOffSetX, fOffSetY); + const CFX_RectF& rtEidt = m_rtEngine; + if (rtEidt.Contains(rtCaret)) { + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + if (!pPage) + return FALSE; + + CFX_RectF rtFDE = pPage->GetContentsBox(); + rtFDE.Offset(fOffSetX, fOffSetY); + if (rtFDE.right() < rtEidt.right() && m_fScrollOffsetX > 0) { + m_fScrollOffsetX += rtFDE.right() - rtEidt.right(); + m_fScrollOffsetX = std::max(m_fScrollOffsetX, 0.0f); + } + if (rtFDE.bottom() < rtEidt.bottom() && m_fScrollOffsetY > 0) { + m_fScrollOffsetY += rtFDE.bottom() - rtEidt.bottom(); + m_fScrollOffsetY = std::max(m_fScrollOffsetY, 0.0f); + } + return FALSE; + } + + FX_FLOAT offsetX = 0.0; + FX_FLOAT offsetY = 0.0; + if (rtCaret.left < rtEidt.left) + offsetX = rtCaret.left - rtEidt.left; + if (rtCaret.right() > rtEidt.right()) + offsetX = rtCaret.right() - rtEidt.right(); + if (rtCaret.top < rtEidt.top) + offsetY = rtCaret.top - rtEidt.top; + if (rtCaret.bottom() > rtEidt.bottom()) + offsetY = rtCaret.bottom() - rtEidt.bottom(); + if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption)) + m_fScrollOffsetX += offsetX; + if (!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption)) + m_fScrollOffsetY += offsetY; + if (m_fFontSize > m_rtEngine.height) + m_fScrollOffsetY = 0; + return TRUE; +} + +FX_BOOL IFWL_Edit::UpdateOffset(IFWL_ScrollBar* pScrollBar, + FX_FLOAT fPosChanged) { + if (pScrollBar == m_pHorzScrollBar.get()) + m_fScrollOffsetX += fPosChanged; + else + m_fScrollOffsetY += fPosChanged; + return TRUE; +} + +void IFWL_Edit::UpdateVAlignment() { + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + if (!pPage) + return; + const CFX_RectF& rtFDE = pPage->GetContentsBox(); + FX_FLOAT fOffsetY = 0.0f; + FX_FLOAT fSpaceAbove = 0.0f; + FX_FLOAT fSpaceBelow = 0.0f; + CFX_SizeF* pSpace = static_cast<CFX_SizeF*>( + GetThemeCapacity(CFWL_WidgetCapacity::SpaceAboveBelow)); + if (pSpace) { + fSpaceAbove = pSpace->x; + fSpaceBelow = pSpace->y; + } + if (fSpaceAbove < 0.1f) { + fSpaceAbove = 0; + } + if (fSpaceBelow < 0.1f) { + fSpaceBelow = 0; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VCenter) { + fOffsetY = (m_rtEngine.height - rtFDE.height) / 2; + if (fOffsetY < (fSpaceAbove + fSpaceBelow) / 2 && + fSpaceAbove < fSpaceBelow) { + return; + } + fOffsetY += (fSpaceAbove - fSpaceBelow) / 2; + } else if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VFar) { + fOffsetY = (m_rtEngine.height - rtFDE.height); + fOffsetY -= fSpaceBelow; + } else { + fOffsetY += fSpaceAbove; + } + m_fVAlignOffset = fOffsetY; + if (m_fVAlignOffset < 0) { + m_fVAlignOffset = 0; + } +} +void IFWL_Edit::UpdateCaret() { + CFX_RectF rtFDE; + m_pEdtEngine->GetCaretRect(rtFDE); + rtFDE.Offset(m_rtEngine.left - m_fScrollOffsetX, + m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset); + CFX_RectF rtCaret; + rtCaret.Set(rtFDE.left, rtFDE.top, rtFDE.width, rtFDE.height); + CFX_RectF temp = rtCaret; + CFX_RectF rtClient; + GetClientRect(rtClient); + rtCaret.Intersect(rtClient); + if (rtCaret.left > rtClient.right()) { + FX_FLOAT right = rtCaret.right(); + rtCaret.left = rtClient.right() - 1; + rtCaret.width = right - rtCaret.left; + } + FX_BOOL bIntersect = !rtCaret.IsEmpty(); + FX_BOOL bShow = TRUE; + FX_BOOL bShowWhole = FALSE; + if (!(m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) || !bIntersect) { + bShow = FALSE; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HSelfAdaption && + temp.right() > m_rtEngine.right()) { + bShowWhole = TRUE; + } + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VSelfAdaption && + temp.bottom() > m_rtEngine.bottom()) { + bShowWhole = TRUE; + } else { + bShow = (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused && bIntersect); + } + if (bShowWhole) { + rtCaret = temp; + } + ShowCaret(bShow, &rtCaret); +} +IFWL_ScrollBar* IFWL_Edit::UpdateScroll() { + FX_BOOL bShowHorz = + m_pHorzScrollBar && + ((m_pHorzScrollBar->GetStates() & FWL_WGTSTATE_Invisible) == 0); + FX_BOOL bShowVert = + m_pVertScrollBar && + ((m_pVertScrollBar->GetStates() & FWL_WGTSTATE_Invisible) == 0); + if (!bShowHorz && !bShowVert) { + return nullptr; + } + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + if (!pPage) + return nullptr; + const CFX_RectF& rtFDE = pPage->GetContentsBox(); + IFWL_ScrollBar* pRepaint = nullptr; + if (bShowHorz) { + CFX_RectF rtScroll; + m_pHorzScrollBar->GetWidgetRect(rtScroll); + if (rtScroll.width < rtFDE.width) { + m_pHorzScrollBar->LockUpdate(); + FX_FLOAT fRange = rtFDE.width - rtScroll.width; + m_pHorzScrollBar->SetRange(0.0f, fRange); + FX_FLOAT fPos = m_fScrollOffsetX; + if (fPos < 0.0f) { + fPos = 0.0f; + } + if (fPos > fRange) { + fPos = fRange; + } + m_pHorzScrollBar->SetPos(fPos); + m_pHorzScrollBar->SetTrackPos(fPos); + m_pHorzScrollBar->SetPageSize(rtScroll.width); + m_pHorzScrollBar->SetStepSize(rtScroll.width / 10); + m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Disabled, FALSE); + m_pHorzScrollBar->UnlockUpdate(); + m_pHorzScrollBar->Update(); + pRepaint = m_pHorzScrollBar.get(); + } else if ((m_pHorzScrollBar->GetStates() & FWL_WGTSTATE_Disabled) == 0) { + m_pHorzScrollBar->LockUpdate(); + m_pHorzScrollBar->SetRange(0, -1); + m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Disabled, TRUE); + m_pHorzScrollBar->UnlockUpdate(); + m_pHorzScrollBar->Update(); + pRepaint = m_pHorzScrollBar.get(); + } + } + if (bShowVert) { + CFX_RectF rtScroll; + m_pVertScrollBar->GetWidgetRect(rtScroll); + if (rtScroll.height < rtFDE.height) { + m_pVertScrollBar->LockUpdate(); + FX_FLOAT fStep = m_pEdtEngine->GetEditParams()->fLineSpace; + FX_FLOAT fRange = rtFDE.height - m_rtEngine.height; + if (fRange < fStep) { + fRange = fStep; + } + m_pVertScrollBar->SetRange(0.0f, fRange); + FX_FLOAT fPos = m_fScrollOffsetY; + if (fPos < 0.0f) { + fPos = 0.0f; + } + if (fPos > fRange) { + fPos = fRange; + } + m_pVertScrollBar->SetPos(fPos); + m_pVertScrollBar->SetTrackPos(fPos); + m_pVertScrollBar->SetPageSize(rtScroll.height); + m_pVertScrollBar->SetStepSize(fStep); + m_pVertScrollBar->SetStates(FWL_WGTSTATE_Disabled, FALSE); + m_pVertScrollBar->UnlockUpdate(); + m_pVertScrollBar->Update(); + pRepaint = m_pVertScrollBar.get(); + } else if ((m_pVertScrollBar->GetStates() & FWL_WGTSTATE_Disabled) == 0) { + m_pVertScrollBar->LockUpdate(); + m_pVertScrollBar->SetRange(0, -1); + m_pVertScrollBar->SetStates(FWL_WGTSTATE_Disabled, TRUE); + m_pVertScrollBar->UnlockUpdate(); + m_pVertScrollBar->Update(); + pRepaint = m_pVertScrollBar.get(); + } + } + return pRepaint; +} +FX_BOOL IFWL_Edit::IsShowScrollBar(FX_BOOL bVert) { + FX_BOOL bShow = + (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ShowScrollbarFocus) + ? (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == + FWL_WGTSTATE_Focused + : TRUE; + if (bVert) { + return bShow && (m_pProperties->m_dwStyles & FWL_WGTSTYLE_VScroll) && + (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) && + IsContentHeightOverflow(); + } + return bShow && (m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll) && + (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine); +} +FX_BOOL IFWL_Edit::IsContentHeightOverflow() { + if (!m_pEdtEngine) + return FALSE; + IFDE_TxtEdtPage* pPage = m_pEdtEngine->GetPage(0); + if (!pPage) + return FALSE; + return pPage->GetContentsBox().height > m_rtEngine.height + 1.0f; +} +int32_t IFWL_Edit::AddDoRecord(IFDE_TxtEdtDoRecord* pRecord) { + int32_t nCount = pdfium::CollectionSize<int32_t>(m_DoRecords); + if (m_iCurRecord == nCount - 1) { + if (nCount == m_iMaxRecord) { + m_DoRecords.pop_front(); + m_iCurRecord--; + } + } else { + m_DoRecords.erase(m_DoRecords.begin() + m_iCurRecord + 1, + m_DoRecords.end()); + } + + m_DoRecords.push_back(std::unique_ptr<IFDE_TxtEdtDoRecord>(pRecord)); + m_iCurRecord = pdfium::CollectionSize<int32_t>(m_DoRecords) - 1; + return m_iCurRecord; +} +void IFWL_Edit::Layout() { + GetClientRect(m_rtClient); + m_rtEngine = m_rtClient; + FX_FLOAT* pfWidth = static_cast<FX_FLOAT*>( + GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); + if (!pfWidth) + return; + FX_FLOAT fWidth = *pfWidth; + if (!m_pOuter) { + CFX_RectF* pUIMargin = static_cast<CFX_RectF*>( + GetThemeCapacity(CFWL_WidgetCapacity::UIMargin)); + if (pUIMargin) { + m_rtEngine.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width, + pUIMargin->height); + } + } else if (m_pOuter->GetClassID() == FWL_Type::DateTimePicker) { + CFWL_ThemePart part; + part.m_pWidget = m_pOuter; + CFX_RectF* pUIMargin = + static_cast<CFX_RectF*>(m_pOuter->GetThemeProvider()->GetCapacity( + &part, CFWL_WidgetCapacity::UIMargin)); + if (pUIMargin) { + m_rtEngine.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width, + pUIMargin->height); + } + } + FX_BOOL bShowVertScrollbar = IsShowScrollBar(TRUE); + FX_BOOL bShowHorzScrollbar = IsShowScrollBar(FALSE); + if (bShowVertScrollbar) { + InitScrollBar(); + CFX_RectF rtVertScr; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) { + rtVertScr.Set(m_rtClient.right() + kEditMargin, m_rtClient.top, fWidth, + m_rtClient.height); + } else { + rtVertScr.Set(m_rtClient.right() - fWidth, m_rtClient.top, fWidth, + m_rtClient.height); + if (bShowHorzScrollbar) { + rtVertScr.height -= fWidth; + } + m_rtEngine.width -= fWidth; + } + m_pVertScrollBar->SetWidgetRect(rtVertScr); + m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE); + m_pVertScrollBar->Update(); + } else if (m_pVertScrollBar) { + m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE); + } + if (bShowHorzScrollbar) { + InitScrollBar(FALSE); + CFX_RectF rtHoriScr; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) { + rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() + kEditMargin, + m_rtClient.width, fWidth); + } else { + rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() - fWidth, + m_rtClient.width, fWidth); + if (bShowVertScrollbar) { + rtHoriScr.width -= fWidth; + } + m_rtEngine.height -= fWidth; + } + m_pHorzScrollBar->SetWidgetRect(rtHoriScr); + m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE); + m_pHorzScrollBar->Update(); + } else if (m_pHorzScrollBar) { + m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE); + } +} +void IFWL_Edit::LayoutScrollBar() { + if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ShowScrollbarFocus) == + 0) { + return; + } + FX_FLOAT* pfWidth = nullptr; + FX_BOOL bShowVertScrollbar = IsShowScrollBar(TRUE); + FX_BOOL bShowHorzScrollbar = IsShowScrollBar(FALSE); + if (bShowVertScrollbar) { + if (!m_pVertScrollBar) { + pfWidth = static_cast<FX_FLOAT*>( + GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); + FX_FLOAT fWidth = pfWidth ? *pfWidth : 0; + InitScrollBar(); + CFX_RectF rtVertScr; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) { + rtVertScr.Set(m_rtClient.right() + kEditMargin, m_rtClient.top, fWidth, + m_rtClient.height); + } else { + rtVertScr.Set(m_rtClient.right() - fWidth, m_rtClient.top, fWidth, + m_rtClient.height); + if (bShowHorzScrollbar) { + rtVertScr.height -= fWidth; + } + } + m_pVertScrollBar->SetWidgetRect(rtVertScr); + m_pVertScrollBar->Update(); + } + m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE); + } else if (m_pVertScrollBar) { + m_pVertScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE); + } + if (bShowHorzScrollbar) { + if (!m_pHorzScrollBar) { + if (!pfWidth) { + pfWidth = static_cast<FX_FLOAT*>( + GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); + } + FX_FLOAT fWidth = pfWidth ? *pfWidth : 0; + InitScrollBar(FALSE); + CFX_RectF rtHoriScr; + if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_OuterScrollbar) { + rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() + kEditMargin, + m_rtClient.width, fWidth); + } else { + rtHoriScr.Set(m_rtClient.left, m_rtClient.bottom() - fWidth, + m_rtClient.width, fWidth); + if (bShowVertScrollbar) { + rtHoriScr.width -= (fWidth); + } + } + m_pHorzScrollBar->SetWidgetRect(rtHoriScr); + m_pHorzScrollBar->Update(); + } + m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, FALSE); + } else if (m_pHorzScrollBar) { + m_pHorzScrollBar->SetStates(FWL_WGTSTATE_Invisible, TRUE); + } + if (bShowVertScrollbar || bShowHorzScrollbar) { + UpdateScroll(); + } +} + +void IFWL_Edit::DeviceToEngine(CFX_PointF& pt) { + pt.x += m_fScrollOffsetX - m_rtEngine.left; + pt.y += m_fScrollOffsetY - m_rtEngine.top - m_fVAlignOffset; +} + +void IFWL_Edit::InitScrollBar(FX_BOOL bVert) { + if ((bVert && m_pVertScrollBar) || (!bVert && m_pHorzScrollBar)) { + return; + } + CFWL_WidgetImpProperties prop; + prop.m_dwStyleExes = bVert ? FWL_STYLEEXT_SCB_Vert : FWL_STYLEEXT_SCB_Horz; + prop.m_dwStates = FWL_WGTSTATE_Disabled | FWL_WGTSTATE_Invisible; + prop.m_pParent = this; + prop.m_pThemeProvider = m_pProperties->m_pThemeProvider; + IFWL_ScrollBar* pScrollBar = IFWL_ScrollBar::Create(prop, this); + pScrollBar->Initialize(); + (bVert ? &m_pVertScrollBar : &m_pHorzScrollBar)->reset(pScrollBar); +} + +void IFWL_Edit::InitEngine() { + if (!m_pEdtEngine) + m_pEdtEngine.reset(new CFDE_TxtEdtEngine); +} + +FX_BOOL FWL_ShowCaret(IFWL_Widget* pWidget, + FX_BOOL bVisible, + const CFX_RectF* pRtAnchor) { + CXFA_FFWidget* pXFAWidget = + static_cast<CXFA_FFWidget*>(pWidget->GetLayoutItem()); + if (!pXFAWidget) + return FALSE; + + IXFA_DocEnvironment* pDocEnvironment = + pXFAWidget->GetDoc()->GetDocEnvironment(); + if (!pDocEnvironment) + return FALSE; + + if (bVisible) { + CFX_Matrix mt; + pXFAWidget->GetRotateMatrix(mt); + CFX_RectF rt(*pRtAnchor); + mt.TransformRect(rt); + pDocEnvironment->DisplayCaret(pXFAWidget, bVisible, &rt); + return TRUE; + } + pDocEnvironment->DisplayCaret(pXFAWidget, bVisible, pRtAnchor); + return TRUE; +} + +void IFWL_Edit::ShowCaret(FX_BOOL bVisible, CFX_RectF* pRect) { + if (m_pCaret) { + m_pCaret->ShowCaret(bVisible); + if (bVisible && !pRect->IsEmpty()) { + m_pCaret->SetWidgetRect(*pRect); + } + Repaint(&m_rtEngine); + } else { + IFWL_Widget* pOuter = this; + if (bVisible) { + pRect->Offset(m_pProperties->m_rtWidget.left, + m_pProperties->m_rtWidget.top); + } + while (pOuter->GetOuter()) { + pOuter = pOuter->GetOuter(); + if (bVisible) { + CFX_RectF rtOuter; + pOuter->GetWidgetRect(rtOuter); + pRect->Offset(rtOuter.left, rtOuter.top); + } + } + FWL_ShowCaret(pOuter, bVisible, pRect); + } +} +FX_BOOL IFWL_Edit::ValidateNumberChar(FX_WCHAR cNum) { + if (!m_pEdtEngine) { + return FALSE; + } + if (!m_bSetRange) { + return TRUE; + } + CFX_WideString wsOld, wsText; + m_pEdtEngine->GetText(wsText, 0); + if (wsText.IsEmpty()) { + if (cNum == L'0') { + return FALSE; + } + return TRUE; + } + int32_t caretPos = m_pEdtEngine->GetCaretPos(); + int32_t iSel = CountSelRanges(); + if (iSel == 0) { + if (cNum == L'0' && caretPos == 0) { + return FALSE; + } + int32_t nLen = wsText.GetLength(); + CFX_WideString l = wsText.Mid(0, caretPos); + CFX_WideString r = wsText.Mid(caretPos, nLen - caretPos); + CFX_WideString wsNew = l + cNum + r; + if (wsNew.GetInteger() <= m_iMax) { + return TRUE; + } + } else { + if (wsText.GetInteger() <= m_iMax) { + return TRUE; + } + } + return FALSE; +} +void IFWL_Edit::InitCaret() { + if (!m_pCaret) { + if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_InnerCaret)) { + CFWL_WidgetImpProperties prop; + m_pCaret.reset(IFWL_Caret::Create(prop, this)); + m_pCaret->Initialize(); + m_pCaret->SetParent(this); + m_pCaret->SetStates(m_pProperties->m_dwStates); + } + } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_InnerCaret) == + 0) { + m_pCaret.reset(); + } +} + +void IFWL_Edit::ClearRecord() { + m_iCurRecord = -1; + m_DoRecords.clear(); +} + +void IFWL_Edit::ProcessInsertError(int32_t iError) { + switch (iError) { + case -2: { + CFWL_EvtEdtTextFull textFullEvent; + textFullEvent.m_pSrcTarget = this; + DispatchEvent(&textFullEvent); + break; + } + default: {} + } +} + +CFWL_EditImpDelegate::CFWL_EditImpDelegate(IFWL_Edit* pOwner) + : m_pOwner(pOwner) {} + +void CFWL_EditImpDelegate::OnProcessMessage(CFWL_Message* pMessage) { + if (!pMessage) + return; + + CFWL_MessageType dwMsgCode = pMessage->GetClassID(); + switch (dwMsgCode) { + case CFWL_MessageType::Activate: { + DoActivate(static_cast<CFWL_MsgActivate*>(pMessage)); + break; + } + case CFWL_MessageType::Deactivate: { + DoDeactivate(static_cast<CFWL_MsgDeactivate*>(pMessage)); + break; + } + case CFWL_MessageType::SetFocus: + case CFWL_MessageType::KillFocus: { + OnFocusChanged(pMessage, dwMsgCode == CFWL_MessageType::SetFocus); + break; + } + case CFWL_MessageType::Mouse: { + CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage); + switch (pMsg->m_dwCmd) { + case FWL_MouseCommand::LeftButtonDown: { + OnLButtonDown(pMsg); + break; + } + case FWL_MouseCommand::LeftButtonUp: { + OnLButtonUp(pMsg); + break; + } + case FWL_MouseCommand::LeftButtonDblClk: { + OnButtonDblClk(pMsg); + break; + } + case FWL_MouseCommand::Move: { + OnMouseMove(pMsg); + break; + } + case FWL_MouseCommand::RightButtonDown: { + DoButtonDown(pMsg); + break; + } + default: + break; + } + break; + } + case CFWL_MessageType::Key: { + CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage); + if (pKey->m_dwCmd == FWL_KeyCommand::KeyDown) + OnKeyDown(pKey); + else if (pKey->m_dwCmd == FWL_KeyCommand::Char) + OnChar(pKey); + break; + } + default: { break; } + } + CFWL_WidgetImpDelegate::OnProcessMessage(pMessage); +} + +void CFWL_EditImpDelegate::OnProcessEvent(CFWL_Event* pEvent) { + if (!pEvent) + return; + if (pEvent->GetClassID() != CFWL_EventType::Scroll) + return; + + IFWL_Widget* pSrcTarget = pEvent->m_pSrcTarget; + if ((pSrcTarget == m_pOwner->m_pVertScrollBar.get() && + m_pOwner->m_pVertScrollBar) || + (pSrcTarget == m_pOwner->m_pHorzScrollBar.get() && + m_pOwner->m_pHorzScrollBar)) { + CFWL_EvtScroll* pScrollEvent = static_cast<CFWL_EvtScroll*>(pEvent); + OnScroll(static_cast<IFWL_ScrollBar*>(pSrcTarget), + pScrollEvent->m_iScrollCode, pScrollEvent->m_fPos); + } +} + +void CFWL_EditImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix) { + m_pOwner->DrawWidget(pGraphics, pMatrix); +} + +void CFWL_EditImpDelegate::DoActivate(CFWL_MsgActivate* pMsg) { + m_pOwner->m_pProperties->m_dwStates |= ~FWL_WGTSTATE_Deactivated; + m_pOwner->Repaint(&m_pOwner->m_rtClient); +} +void CFWL_EditImpDelegate::DoDeactivate(CFWL_MsgDeactivate* pMsg) { + m_pOwner->m_pProperties->m_dwStates &= FWL_WGTSTATE_Deactivated; + m_pOwner->Repaint(&m_pOwner->m_rtClient); +} +void CFWL_EditImpDelegate::DoButtonDown(CFWL_MsgMouse* pMsg) { + if ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) { + m_pOwner->SetFocus(TRUE); + } + if (!m_pOwner->m_pEdtEngine) { + m_pOwner->UpdateEditEngine(); + } + IFDE_TxtEdtPage* pPage = m_pOwner->m_pEdtEngine->GetPage(0); + if (!pPage) + return; + CFX_PointF pt(pMsg->m_fx, pMsg->m_fy); + m_pOwner->DeviceToEngine(pt); + FX_BOOL bBefore = TRUE; + int32_t nIndex = pPage->GetCharIndex(pt, bBefore); + if (nIndex < 0) { + nIndex = 0; + } + m_pOwner->m_pEdtEngine->SetCaretPos(nIndex, bBefore); +} +void CFWL_EditImpDelegate::OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet) { + uint32_t dwStyleEx = m_pOwner->GetStylesEx(); + bool bRepaint = !!(dwStyleEx & FWL_STYLEEXT_EDT_InnerCaret); + if (bSet) { + m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused; + if (!m_pOwner->m_pEdtEngine) { + m_pOwner->UpdateEditEngine(); + } + m_pOwner->UpdateVAlignment(); + m_pOwner->UpdateOffset(); + m_pOwner->UpdateCaret(); + } else if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) { + m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused; + m_pOwner->ShowCaret(FALSE); + if (m_pOwner->m_pEdtEngine && + (dwStyleEx & FWL_STYLEEXT_EDT_NoHideSel) == 0) { + int32_t nSel = m_pOwner->CountSelRanges(); + if (nSel > 0) { + m_pOwner->ClearSelections(); + bRepaint = TRUE; + } + m_pOwner->SetCaretPos(0); + m_pOwner->UpdateOffset(); + } + m_pOwner->ClearRecord(); + } + m_pOwner->LayoutScrollBar(); + if (bRepaint) { + CFX_RectF rtInvalidate; + rtInvalidate.Set(0, 0, m_pOwner->m_pProperties->m_rtWidget.width, + m_pOwner->m_pProperties->m_rtWidget.height); + m_pOwner->Repaint(&rtInvalidate); + } +} +void CFWL_EditImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) { + DoCursor(pMsg); + if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) { + return; + } + m_pOwner->m_bLButtonDown = TRUE; + m_pOwner->SetGrab(TRUE); + DoButtonDown(pMsg); + int32_t nIndex = m_pOwner->m_pEdtEngine->GetCaretPos(); + FX_BOOL bRepaint = FALSE; + int32_t iCount = m_pOwner->m_pEdtEngine->CountSelRanges(); + if (iCount > 0) { + m_pOwner->m_pEdtEngine->ClearSelection(); + bRepaint = TRUE; + } + FX_BOOL bShift = pMsg->m_dwFlags & FWL_KEYFLAG_Shift; + if (bShift && m_pOwner->m_nSelStart != nIndex) { + int32_t iStart = std::min(m_pOwner->m_nSelStart, nIndex); + int32_t iEnd = std::max(m_pOwner->m_nSelStart, nIndex); + m_pOwner->m_pEdtEngine->AddSelRange(iStart, iEnd - iStart); + bRepaint = TRUE; + } else { + m_pOwner->m_nSelStart = nIndex; + } + if (bRepaint) { + m_pOwner->Repaint(&m_pOwner->m_rtEngine); + } +} +void CFWL_EditImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) { + DoCursor(pMsg); + m_pOwner->m_bLButtonDown = FALSE; + m_pOwner->SetGrab(FALSE); +} +void CFWL_EditImpDelegate::OnButtonDblClk(CFWL_MsgMouse* pMsg) { + if (!m_pOwner->m_pEdtEngine) + return; + DoCursor(pMsg); + IFDE_TxtEdtPage* pPage = m_pOwner->m_pEdtEngine->GetPage(0); + if (!pPage) + return; + CFX_PointF pt(pMsg->m_fx, pMsg->m_fy); + m_pOwner->DeviceToEngine(pt); + int32_t nCount = 0; + int32_t nIndex = pPage->SelectWord(pt, nCount); + if (nIndex < 0) { + return; + } + m_pOwner->m_pEdtEngine->AddSelRange(nIndex, nCount); + m_pOwner->m_pEdtEngine->SetCaretPos(nIndex + nCount - 1, FALSE); + m_pOwner->Repaint(&m_pOwner->m_rtEngine); +} +void CFWL_EditImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) { + if (!m_pOwner->m_pEdtEngine) + return; + DoCursor(pMsg); + if (m_pOwner->m_nSelStart == -1 || !m_pOwner->m_bLButtonDown) { + return; + } + IFDE_TxtEdtPage* pPage = m_pOwner->m_pEdtEngine->GetPage(0); + if (!pPage) + return; + CFX_PointF pt(pMsg->m_fx, pMsg->m_fy); + m_pOwner->DeviceToEngine(pt); + FX_BOOL bBefore = TRUE; + int32_t nIndex = pPage->GetCharIndex(pt, bBefore); + m_pOwner->m_pEdtEngine->SetCaretPos(nIndex, bBefore); + nIndex = m_pOwner->m_pEdtEngine->GetCaretPos(); + m_pOwner->m_pEdtEngine->ClearSelection(); + if (nIndex != m_pOwner->m_nSelStart) { + int32_t nLen = m_pOwner->m_pEdtEngine->GetTextLength(); + if (m_pOwner->m_nSelStart >= nLen) { + m_pOwner->m_nSelStart = nLen; + } + m_pOwner->m_pEdtEngine->AddSelRange( + std::min(m_pOwner->m_nSelStart, nIndex), + FXSYS_abs(nIndex - m_pOwner->m_nSelStart)); + } +} +void CFWL_EditImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) { + if (!m_pOwner->m_pEdtEngine) + return; + FDE_TXTEDTMOVECARET MoveCaret = MC_MoveNone; + FX_BOOL bShift = pMsg->m_dwFlags & FWL_KEYFLAG_Shift; + FX_BOOL bCtrl = pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl; + uint32_t dwKeyCode = pMsg->m_dwKeyCode; + switch (dwKeyCode) { + case FWL_VKEY_Left: { + MoveCaret = MC_Left; + break; + } + case FWL_VKEY_Right: { + MoveCaret = MC_Right; + break; + } + case FWL_VKEY_Up: { + MoveCaret = MC_Up; + break; + } + case FWL_VKEY_Down: { + MoveCaret = MC_Down; + break; + } + case FWL_VKEY_Home: { + if (bCtrl) { + MoveCaret = MC_Home; + } else { + MoveCaret = MC_LineStart; + } + break; + } + case FWL_VKEY_End: { + if (bCtrl) { + MoveCaret = MC_End; + } else { + MoveCaret = MC_LineEnd; + } + break; + } + case FWL_VKEY_Insert: { + break; + } + case FWL_VKEY_Delete: { + if ((m_pOwner->m_pProperties->m_dwStyleExes & + FWL_STYLEEXT_EDT_ReadOnly) || + (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) { + break; + } + int32_t nCaret = m_pOwner->m_pEdtEngine->GetCaretPos(); +#if (_FX_OS_ == _FX_MACOSX_) + m_pOwner->m_pEdtEngine->Delete(nCaret, TRUE); +#else + m_pOwner->m_pEdtEngine->Delete(nCaret); +#endif + break; + } + case FWL_VKEY_F2: { + break; + } + case FWL_VKEY_Tab: { + m_pOwner->DispatchKeyEvent(pMsg); + break; + } + default: { +#if (_FX_OS_ == _FX_MACOSX_) + if (pMsg->m_dwFlags & FWL_KEYFLAG_Command) { +#else + if (pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl) { +#endif + if (dwKeyCode == 0x43 || dwKeyCode == 0x63) { + m_pOwner->DoClipboard(1); + return; + } + if (dwKeyCode == 0x58 || dwKeyCode == 0x78) { + m_pOwner->DoClipboard(2); + return; + } + if (dwKeyCode == 0x56 || dwKeyCode == 0x76) { + m_pOwner->DoClipboard(3); + return; + } + } + } + } + if (MoveCaret != MC_MoveNone) { + m_pOwner->m_pEdtEngine->MoveCaretPos(MoveCaret, bShift, bCtrl); + } +} +void CFWL_EditImpDelegate::OnChar(CFWL_MsgKey* pMsg) { + if ((m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReadOnly) || + (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)) { + return; + } + if (!m_pOwner->m_pEdtEngine) + return; + int32_t iError = 0; + FX_WCHAR c = (FX_WCHAR)pMsg->m_dwKeyCode; + int32_t nCaret = m_pOwner->m_pEdtEngine->GetCaretPos(); + switch (c) { + case FWL_VKEY_Back: { + m_pOwner->m_pEdtEngine->Delete(nCaret, TRUE); + break; + } + case 0x0A: { + break; + } + case FWL_VKEY_Escape: { + break; + } + case FWL_VKEY_Tab: { + iError = m_pOwner->m_pEdtEngine->Insert(nCaret, L"\t", 1); + break; + } + case FWL_VKEY_Return: { + if (m_pOwner->m_pProperties->m_dwStyleExes & + FWL_STYLEEXT_EDT_WantReturn) { + iError = m_pOwner->m_pEdtEngine->Insert(nCaret, L"\n", 1); + } + break; + } + default: { + if (!m_pOwner->m_pWidgetMgr->IsFormDisabled()) { + if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Number) { + if (((pMsg->m_dwKeyCode < FWL_VKEY_0) && + (pMsg->m_dwKeyCode != 0x2E && pMsg->m_dwKeyCode != 0x2D)) || + pMsg->m_dwKeyCode > FWL_VKEY_9) { + break; + } + if (!m_pOwner->ValidateNumberChar(c)) { + break; + } + } + } +#if (_FX_OS_ == _FX_MACOSX_) + if (pMsg->m_dwFlags & FWL_KEYFLAG_Command) +#else + if (pMsg->m_dwFlags & FWL_KEYFLAG_Ctrl) +#endif + { + break; + } + iError = m_pOwner->m_pEdtEngine->Insert(nCaret, &c, 1); + break; + } + } + if (iError < 0) { + m_pOwner->ProcessInsertError(iError); + } +} +FX_BOOL CFWL_EditImpDelegate::OnScroll(IFWL_ScrollBar* pScrollBar, + uint32_t dwCode, + FX_FLOAT fPos) { + CFX_SizeF fs; + pScrollBar->GetRange(fs.x, fs.y); + FX_FLOAT iCurPos = pScrollBar->GetPos(); + FX_FLOAT fStep = pScrollBar->GetStepSize(); + switch (dwCode) { + case FWL_SCBCODE_Min: { + fPos = fs.x; + break; + } + case FWL_SCBCODE_Max: { + fPos = fs.y; + break; + } + case FWL_SCBCODE_StepBackward: { + fPos -= fStep; + if (fPos < fs.x + fStep / 2) { + fPos = fs.x; + } + break; + } + case FWL_SCBCODE_StepForward: { + fPos += fStep; + if (fPos > fs.y - fStep / 2) { + fPos = fs.y; + } + break; + } + case FWL_SCBCODE_PageBackward: { + fPos -= pScrollBar->GetPageSize(); + if (fPos < fs.x) { + fPos = fs.x; + } + break; + } + case FWL_SCBCODE_PageForward: { + fPos += pScrollBar->GetPageSize(); + if (fPos > fs.y) { + fPos = fs.y; + } + break; + } + case FWL_SCBCODE_Pos: + case FWL_SCBCODE_TrackPos: { + break; + } + case FWL_SCBCODE_EndScroll: { + return FALSE; + } + default: {} + } + if (iCurPos != fPos) { + pScrollBar->SetPos(fPos); + pScrollBar->SetTrackPos(fPos); + m_pOwner->UpdateOffset(pScrollBar, fPos - iCurPos); + if (m_pOwner->m_pEdtEngine) { + m_pOwner->UpdateCaret(); + } + CFX_RectF rect; + m_pOwner->GetWidgetRect(rect); + CFX_RectF rtInvalidate; + rtInvalidate.Set(0, 0, rect.width + 2, rect.height + 2); + m_pOwner->Repaint(&rtInvalidate); + } + return TRUE; +} +void CFWL_EditImpDelegate::DoCursor(CFWL_MsgMouse* pMsg) {} |