-// Copyright 2014 PDFium Authors. All rights reserved.\r
-// Use of this source code is governed by a BSD-style license that can be\r
-// found in the LICENSE file.\r
- \r
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com\r
-\r
-#include "../../include/pdfwindow/PDFWindow.h"\r
-#include "../../include/pdfwindow/PWL_Wnd.h"\r
-#include "../../include/pdfwindow/PWL_EditCtrl.h"\r
-#include "../../include/pdfwindow/PWL_ScrollBar.h"\r
-#include "../../include/pdfwindow/PWL_Utils.h"\r
-#include "../../include/pdfwindow/PWL_Caret.h"\r
-#include "../../include/pdfwindow/PWL_FontMap.h"\r
-\r
-#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001)\r
-#define IsFloatBigger(fa,fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb)))\r
-#define IsFloatSmaller(fa,fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb)))\r
-#define IsFloatEqual(fa,fb) IsFloatZero((fa)-(fb))\r
-\r
-/* ---------------------------- CPWL_EditCtrl ------------------------------ */\r
-\r
-CPWL_EditCtrl::CPWL_EditCtrl() :\r
- m_pEdit(NULL),\r
- m_pEditCaret(NULL),\r
- m_bMouseDown(FALSE),\r
- m_pEditNotify(NULL),\r
- m_nCharSet(DEFAULT_CHARSET),\r
- m_nCodePage(0)\r
-{\r
- m_pEdit = IFX_Edit::NewEdit();\r
- ASSERT(m_pEdit != NULL);\r
-}\r
-\r
-CPWL_EditCtrl::~CPWL_EditCtrl()\r
-{\r
- IFX_Edit::DelEdit(m_pEdit);\r
-}\r
-\r
-void CPWL_EditCtrl::OnCreate(PWL_CREATEPARAM & cp)\r
-{\r
- cp.eCursorType = FXCT_VBEAM;\r
-}\r
-\r
-void CPWL_EditCtrl::OnCreated()\r
-{\r
- SetFontSize(this->GetCreationParam().fFontSize);\r
-\r
- m_pEdit->SetFontMap(this->GetFontMap());\r
- m_pEdit->SetNotify(this);\r
- m_pEdit->Initialize();\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::IsWndHorV()\r
-{\r
- CPDF_Matrix mt = GetWindowMatrix();\r
- CPDF_Point point1(0,1);\r
- CPDF_Point point2(1,1);\r
-\r
- mt.Transform(point1.x, point1.y);\r
- mt.Transform(point2.x, point2.y);\r
-\r
- return point2.y == point1.y;\r
-}\r
-\r
-void CPWL_EditCtrl::SetCursor()\r
-{\r
- if (IsValid()) \r
- {\r
- if (IFX_SystemHandler* pSH = GetSystemHandler())\r
- {\r
- if (IsWndHorV())\r
- pSH->SetCursor(FXCT_VBEAM);\r
- else\r
- pSH->SetCursor(FXCT_HBEAM);\r
- }\r
- }\r
-}\r
-\r
-void CPWL_EditCtrl::RePosChildWnd()\r
-{\r
- m_pEdit->SetPlateRect(GetClientRect());\r
-}\r
-\r
-void CPWL_EditCtrl::OnNotify(CPWL_Wnd* pWnd, FX_DWORD msg, FX_INTPTR wParam, FX_INTPTR lParam)\r
-{\r
- CPWL_Wnd::OnNotify(pWnd,msg,wParam,lParam);\r
-\r
- switch (msg)\r
- {\r
- case PNM_SETSCROLLINFO:\r
- switch (wParam)\r
- {\r
- case SBT_VSCROLL:\r
- if (CPWL_Wnd * pChild = GetVScrollBar())\r
- {\r
- pChild->OnNotify(pWnd,PNM_SETSCROLLINFO,wParam,lParam);\r
- }\r
- break;\r
- }\r
- break;\r
- case PNM_SETSCROLLPOS: \r
- switch (wParam)\r
- {\r
- case SBT_VSCROLL:\r
- if (CPWL_Wnd * pChild = GetVScrollBar())\r
- {\r
- pChild->OnNotify(pWnd,PNM_SETSCROLLPOS,wParam,lParam);\r
- }\r
- break;\r
- }\r
- break;\r
- case PNM_SCROLLWINDOW:\r
- {\r
- FX_FLOAT fPos = *(FX_FLOAT*)lParam;\r
- switch (wParam)\r
- {\r
- case SBT_VSCROLL:\r
- m_pEdit->SetScrollPos(CPDF_Point(m_pEdit->GetScrollPos().x,fPos));\r
- break;\r
- }\r
- }\r
- break;\r
- case PNM_SETCARETINFO:\r
- {\r
- if (PWL_CARET_INFO * pCaretInfo = (PWL_CARET_INFO *)wParam)\r
- {\r
- this->SetCaret(pCaretInfo->bVisible,\r
- pCaretInfo->ptHead,\r
- pCaretInfo->ptFoot); \r
- }\r
- }\r
- break;\r
- }\r
-}\r
-\r
-void CPWL_EditCtrl::CreateChildWnd(const PWL_CREATEPARAM & cp)\r
-{\r
- if (!IsReadOnly())\r
- CreateEditCaret(cp);\r
-}\r
-\r
-void CPWL_EditCtrl::CreateEditCaret(const PWL_CREATEPARAM & cp)\r
-{\r
- if (!m_pEditCaret)\r
- {\r
- m_pEditCaret = new CPWL_Caret; \r
- m_pEditCaret->SetInvalidRect(GetClientRect());\r
-\r
- PWL_CREATEPARAM ecp = cp;\r
- ecp.pParentWnd = this;\r
- ecp.dwFlags = PWS_CHILD | PWS_NOREFRESHCLIP;\r
- ecp.dwBorderWidth = 0;\r
- ecp.nBorderStyle = PBS_SOLID;\r
- ecp.rcRectWnd = CPDF_Rect(0,0,0,0);\r
-\r
- m_pEditCaret->Create(ecp);\r
- }\r
-}\r
-\r
-void CPWL_EditCtrl::SetFontSize(FX_FLOAT fFontSize)\r
-{\r
- m_pEdit->SetFontSize(fFontSize);\r
-}\r
-\r
-FX_FLOAT CPWL_EditCtrl::GetFontSize() const\r
-{\r
- return m_pEdit->GetFontSize();\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::OnKeyDown(FX_WORD nChar, FX_DWORD nFlag)\r
-{\r
- if (m_bMouseDown) return TRUE;\r
-\r
- FX_BOOL bRet = CPWL_Wnd::OnKeyDown(nChar,nFlag);\r
-\r
- //FILTER\r
- switch (nChar)\r
- {\r
- default:\r
- return FALSE;\r
- case FWL_VKEY_Delete:\r
- case FWL_VKEY_Up:\r
- case FWL_VKEY_Down:\r
- case FWL_VKEY_Left:\r
- case FWL_VKEY_Right:\r
- case FWL_VKEY_Home:\r
- case FWL_VKEY_End:\r
- case FWL_VKEY_Insert:\r
- case 'C':\r
- case 'V':\r
- case 'X':\r
- case 'A':\r
- case 'Z':\r
- case 'c':\r
- case 'v':\r
- case 'x':\r
- case 'a':\r
- case 'z':\r
- break;\r
- }\r
-\r
- if (nChar == FWL_VKEY_Delete)\r
- {\r
- if (m_pEdit->IsSelected())\r
- nChar = FWL_VKEY_Unknown;\r
- }\r
-\r
- switch (nChar)\r
- {\r
- case FWL_VKEY_Delete: \r
- Delete();\r
- return TRUE;\r
- case FWL_VKEY_Insert:\r
- if (IsSHIFTpressed(nFlag))\r
- PasteText();\r
- return TRUE;\r
- case FWL_VKEY_Up:\r
- m_pEdit->OnVK_UP(IsSHIFTpressed(nFlag),FALSE);\r
- return TRUE;\r
- case FWL_VKEY_Down:\r
- m_pEdit->OnVK_DOWN(IsSHIFTpressed(nFlag),FALSE);\r
- return TRUE;\r
- case FWL_VKEY_Left:\r
- m_pEdit->OnVK_LEFT(IsSHIFTpressed(nFlag),FALSE);\r
- return TRUE;\r
- case FWL_VKEY_Right:\r
- m_pEdit->OnVK_RIGHT(IsSHIFTpressed(nFlag),FALSE);\r
- return TRUE;\r
- case FWL_VKEY_Home:\r
- m_pEdit->OnVK_HOME(IsSHIFTpressed(nFlag),IsCTRLpressed(nFlag));\r
- return TRUE;\r
- case FWL_VKEY_End:\r
- m_pEdit->OnVK_END(IsSHIFTpressed(nFlag),IsCTRLpressed(nFlag));\r
- return TRUE;\r
- case FWL_VKEY_Unknown:\r
- if (!IsSHIFTpressed(nFlag))\r
- Clear();\r
- else\r
- CutText();\r
- return TRUE;\r
- default:\r
- break;\r
- }\r
- \r
- return bRet;\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::OnChar(FX_WORD nChar, FX_DWORD nFlag)\r
-{\r
- if (m_bMouseDown) return TRUE;\r
-\r
- CPWL_Wnd::OnChar(nChar,nFlag);\r
-\r
- //FILTER\r
- switch (nChar)\r
- {\r
- case 0x0A:\r
- case 0x1B:\r
- return FALSE; \r
- default:\r
- break;\r
- }\r
-\r
- FX_BOOL bCtrl = IsCTRLpressed(nFlag);\r
- FX_BOOL bAlt = IsALTpressed(nFlag);\r
- FX_BOOL bShift = IsSHIFTpressed(nFlag);\r
-\r
- FX_WORD word = nChar;\r
-\r
- if (bCtrl && !bAlt)\r
- {\r
- switch (nChar)\r
- {\r
- case 'C' - 'A' + 1:\r
- this->CopyText();\r
- return TRUE;\r
- case 'V' - 'A' + 1:\r
- this->PasteText();\r
- return TRUE;\r
- case 'X' - 'A' + 1:\r
- this->CutText();\r
- return TRUE;\r
- case 'A' - 'A' + 1:\r
- this->SelectAll();\r
- return TRUE;\r
- case 'Z' - 'A' + 1:\r
- if (bShift)\r
- Redo();\r
- else\r
- Undo();\r
- return TRUE;\r
- default:\r
- if (nChar < 32)\r
- return FALSE;\r
- }\r
- }\r
-\r
- if (IsReadOnly()) return TRUE;\r
-\r
- if (m_pEdit->IsSelected() && word == FWL_VKEY_Back)\r
- word = FWL_VKEY_Unknown;\r
-\r
- Clear();\r
-\r
- switch (word)\r
- {\r
- case FWL_VKEY_Back:\r
- Backspace();\r
- break;\r
- case FWL_VKEY_Return: \r
- InsertReturn();\r
- break;\r
- case FWL_VKEY_Unknown:\r
- break;\r
- default:\r
- if (IsINSERTpressed(nFlag))\r
- Delete();\r
- InsertWord(word, this->GetCharSet());\r
- break;\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::OnLButtonDown(const CPDF_Point & point, FX_DWORD nFlag)\r
-{\r
- CPWL_Wnd::OnLButtonDown(point,nFlag);\r
-\r
- if (ClientHitTest(point))\r
- { \r
- if (m_bMouseDown)\r
- this->InvalidateRect();\r
-\r
- m_bMouseDown = TRUE; \r
- SetCapture();\r
-\r
- m_pEdit->OnMouseDown(point,IsSHIFTpressed(nFlag),IsCTRLpressed(nFlag));\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::OnLButtonUp(const CPDF_Point & point, FX_DWORD nFlag)\r
-{\r
- CPWL_Wnd::OnLButtonUp(point,nFlag);\r
-\r
- if (m_bMouseDown)\r
- {\r
- //can receive keybord message\r
- if (ClientHitTest(point) && !this->IsFocused())\r
- SetFocus(); \r
-\r
- ReleaseCapture();\r
- m_bMouseDown = FALSE;\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::OnMouseMove(const CPDF_Point & point, FX_DWORD nFlag)\r
-{\r
- CPWL_Wnd::OnMouseMove(point,nFlag);\r
-\r
- if (m_bMouseDown)\r
- m_pEdit->OnMouseMove(point,FALSE,FALSE);\r
-\r
- return TRUE;\r
-}\r
-\r
-CPDF_Rect CPWL_EditCtrl::GetContentRect() const\r
-{\r
- return m_pEdit->GetContentRect();\r
-}\r
-\r
-void CPWL_EditCtrl::SetEditCaret(FX_BOOL bVisible)\r
-{\r
- CPDF_Point ptHead(0,0),ptFoot(0,0);\r
-\r
- if (bVisible)\r
- {\r
- GetCaretInfo(ptHead,ptFoot);\r
- }\r
-\r
- CPVT_WordPlace wpTemp = m_pEdit->GetCaretWordPlace();\r
- this->IOnSetCaret(bVisible,ptHead,ptFoot,wpTemp);\r
-}\r
-\r
-void CPWL_EditCtrl::GetCaretInfo(CPDF_Point & ptHead, CPDF_Point & ptFoot) const\r
-{\r
- if (IFX_Edit_Iterator * pIterator = m_pEdit->GetIterator())\r
- {\r
- pIterator->SetAt(m_pEdit->GetCaret());\r
- CPVT_Word word;\r
- CPVT_Line line;\r
- if (pIterator->GetWord(word))\r
- {\r
- ptHead.x = word.ptWord.x + word.fWidth;\r
- ptHead.y = word.ptWord.y + word.fAscent;\r
- ptFoot.x = word.ptWord.x + word.fWidth;\r
- ptFoot.y = word.ptWord.y + word.fDescent;\r
- }\r
- else if (pIterator->GetLine(line))\r
- { \r
- ptHead.x = line.ptLine.x;\r
- ptHead.y = line.ptLine.y + line.fLineAscent;\r
- ptFoot.x = line.ptLine.x;\r
- ptFoot.y = line.ptLine.y + line.fLineDescent;\r
- }\r
- }\r
-}\r
-\r
-void CPWL_EditCtrl::GetCaretPos(FX_INT32& x, FX_INT32& y) const\r
-{\r
- CPDF_Point ptHead(0,0), ptFoot(0,0);\r
-\r
- GetCaretInfo(ptHead,ptFoot);\r
-\r
- PWLtoWnd(ptHead, x, y);\r
-}\r
-\r
-void CPWL_EditCtrl::SetCaret(FX_BOOL bVisible, const CPDF_Point & ptHead, const CPDF_Point & ptFoot)\r
-{\r
- if (m_pEditCaret)\r
- {\r
- if (!IsFocused() || m_pEdit->IsSelected())\r
- bVisible = FALSE;\r
-\r
- m_pEditCaret->SetCaret(bVisible, ptHead, ptFoot);\r
- }\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::IsModified() const\r
-{\r
- return m_pEdit->IsModified();\r
-}\r
-\r
-CFX_WideString CPWL_EditCtrl::GetText() const\r
-{\r
- return m_pEdit->GetText();\r
-}\r
-\r
-void CPWL_EditCtrl::SetSel(FX_INT32 nStartChar,FX_INT32 nEndChar)\r
-{\r
- m_pEdit->SetSel(nStartChar, nEndChar);\r
-}\r
-\r
-void CPWL_EditCtrl::GetSel(FX_INT32 & nStartChar, FX_INT32 & nEndChar ) const\r
-{\r
- m_pEdit->GetSel(nStartChar, nEndChar);\r
-}\r
-\r
-void CPWL_EditCtrl::Clear()\r
-{\r
- if (!IsReadOnly())\r
- m_pEdit->Clear();\r
-}\r
-\r
-void CPWL_EditCtrl::SelectAll()\r
-{\r
- m_pEdit->SelectAll();\r
-}\r
-\r
-void CPWL_EditCtrl::Paint()\r
-{\r
- if (m_pEdit)\r
- m_pEdit->Paint();\r
-}\r
-\r
-void CPWL_EditCtrl::EnableRefresh(FX_BOOL bRefresh)\r
-{\r
- if (m_pEdit)\r
- m_pEdit->EnableRefresh(bRefresh);\r
-}\r
-\r
-FX_INT32 CPWL_EditCtrl::GetCaret() const\r
-{\r
- if (m_pEdit)\r
- return m_pEdit->GetCaret();\r
-\r
- return -1;\r
-}\r
-\r
-void CPWL_EditCtrl::SetCaret(FX_INT32 nPos)\r
-{\r
- if (m_pEdit)\r
- m_pEdit->SetCaret(nPos);\r
-}\r
-\r
-FX_INT32 CPWL_EditCtrl::GetTotalWords() const\r
-{\r
- if (m_pEdit)\r
- return m_pEdit->GetTotalWords();\r
-\r
- return 0;\r
-}\r
-\r
-void CPWL_EditCtrl::SetScrollPos(const CPDF_Point& point)\r
-{\r
- if (m_pEdit)\r
- m_pEdit->SetScrollPos(point);\r
-}\r
-\r
-CPDF_Point CPWL_EditCtrl::GetScrollPos() const\r
-{\r
- if (m_pEdit)\r
- return m_pEdit->GetScrollPos();\r
-\r
- return CPDF_Point(0.0f, 0.0f);\r
-}\r
-\r
-CPDF_Font * CPWL_EditCtrl::GetCaretFont() const\r
-{\r
- FX_INT32 nFontIndex = 0;\r
-\r
- if (IFX_Edit_Iterator * pIterator = m_pEdit->GetIterator())\r
- {\r
- pIterator->SetAt(m_pEdit->GetCaret());\r
- CPVT_Word word;\r
- CPVT_Section section;\r
- if (pIterator->GetWord(word))\r
- {\r
- nFontIndex = word.nFontIndex;\r
- }\r
- else if (HasFlag(PES_RICH))\r
- {\r
- if (pIterator->GetSection(section))\r
- { \r
- nFontIndex = section.WordProps.nFontIndex;\r
- }\r
- }\r
- }\r
-\r
- if (IFX_Edit_FontMap * pFontMap = GetFontMap())\r
- return pFontMap->GetPDFFont(nFontIndex);\r
- else\r
- return NULL;\r
-}\r
-\r
-FX_FLOAT CPWL_EditCtrl::GetCaretFontSize() const\r
-{\r
- FX_FLOAT fFontSize = GetFontSize();\r
-\r
- if (IFX_Edit_Iterator * pIterator = m_pEdit->GetIterator())\r
- {\r
- pIterator->SetAt(m_pEdit->GetCaret());\r
- CPVT_Word word;\r
- CPVT_Section section;\r
- if (pIterator->GetWord(word))\r
- {\r
- fFontSize = word.fFontSize;\r
- }\r
- else if (HasFlag(PES_RICH))\r
- {\r
- if (pIterator->GetSection(section))\r
- { \r
- fFontSize = section.WordProps.fFontSize;\r
- }\r
- }\r
- }\r
-\r
- return fFontSize;\r
-}\r
-\r
-void CPWL_EditCtrl::SetText(FX_LPCWSTR csText)\r
-{\r
- m_pEdit->SetText(csText);\r
-}\r
-\r
-void CPWL_EditCtrl::CopyText()\r
-{\r
-}\r
-\r
-void CPWL_EditCtrl::PasteText()\r
-{\r
-}\r
-\r
-void CPWL_EditCtrl::CutText()\r
-{\r
-}\r
-\r
-void CPWL_EditCtrl::ShowVScrollBar(FX_BOOL bShow)\r
-{\r
-}\r
-\r
-void CPWL_EditCtrl::InsertText(FX_LPCWSTR csText)\r
-{\r
- if (!IsReadOnly())\r
- m_pEdit->InsertText(csText);\r
-}\r
-\r
-void CPWL_EditCtrl::InsertWord(FX_WORD word, FX_INT32 nCharset)\r
-{\r
- if (!IsReadOnly())\r
- m_pEdit->InsertWord(word, nCharset);\r
-}\r
-\r
-void CPWL_EditCtrl::InsertReturn()\r
-{\r
- if (!IsReadOnly())\r
- m_pEdit->InsertReturn();\r
-}\r
-\r
-void CPWL_EditCtrl::Delete()\r
-{\r
- if (!IsReadOnly())\r
- m_pEdit->Delete();\r
-}\r
-\r
-void CPWL_EditCtrl::Backspace()\r
-{\r
- if (!IsReadOnly())\r
- m_pEdit->Backspace();\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::CanUndo() const\r
-{\r
- return !IsReadOnly() && m_pEdit->CanUndo();\r
-}\r
-\r
-FX_BOOL CPWL_EditCtrl::CanRedo() const\r
-{\r
- return !IsReadOnly() && m_pEdit->CanRedo();\r
-}\r
-\r
-void CPWL_EditCtrl::Redo()\r
-{\r
- if (CanRedo())\r
- m_pEdit->Redo();\r
-}\r
-\r
-void CPWL_EditCtrl::Undo()\r
-{\r
- if (CanUndo())\r
- m_pEdit->Undo();\r
-}\r
-\r
-void CPWL_EditCtrl::IOnSetScrollInfoY(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, \r
- FX_FLOAT fContentMin, FX_FLOAT fContentMax, \r
- FX_FLOAT fSmallStep, FX_FLOAT fBigStep)\r
-{\r
- PWL_SCROLL_INFO Info;\r
-\r
- Info.fPlateWidth = fPlateMax - fPlateMin;\r
- Info.fContentMin = fContentMin;\r
- Info.fContentMax = fContentMax;\r
- Info.fSmallStep = fSmallStep;\r
- Info.fBigStep = fBigStep;\r
-\r
- this->OnNotify(this,PNM_SETSCROLLINFO,SBT_VSCROLL,(FX_INTPTR)&Info);\r
-\r
-// PWL_TRACE("set scroll info:%f\n",fContentMax - fContentMin);\r
-\r
- if (IsFloatBigger(Info.fPlateWidth,Info.fContentMax-Info.fContentMin)\r
- || IsFloatEqual(Info.fPlateWidth,Info.fContentMax-Info.fContentMin))\r
- {\r
- this->ShowVScrollBar(FALSE); \r
- }\r
- else\r
- {\r
- this->ShowVScrollBar(TRUE);\r
- }\r
-}\r
-\r
-void CPWL_EditCtrl::IOnSetScrollPosY(FX_FLOAT fy)\r
-{\r
-// PWL_TRACE("set scroll position:%f\n",fy);\r
- this->OnNotify(this,PNM_SETSCROLLPOS,SBT_VSCROLL,(FX_INTPTR)&fy);\r
-}\r
-\r
-void CPWL_EditCtrl::IOnSetCaret(FX_BOOL bVisible, const CPDF_Point & ptHead, const CPDF_Point & ptFoot, const CPVT_WordPlace& place)\r
-{\r
- PWL_CARET_INFO cInfo;\r
- cInfo.bVisible = bVisible;\r
- cInfo.ptHead = ptHead;\r
- cInfo.ptFoot = ptFoot;\r
-\r
- this->OnNotify(this,PNM_SETCARETINFO,(FX_INTPTR)&cInfo,(FX_INTPTR)NULL);\r
-}\r
-\r
-void CPWL_EditCtrl::IOnCaretChange(const CPVT_SecProps & secProps, const CPVT_WordProps & wordProps)\r
-{\r
-}\r
-\r
-void CPWL_EditCtrl::IOnContentChange(const CPDF_Rect& rcContent)\r
-{\r
- if (this->IsValid())\r
- {\r
- if (m_pEditNotify)\r
- {\r
- m_pEditNotify->OnContentChange(rcContent);\r
- }\r
- }\r
-}\r
-\r
-void CPWL_EditCtrl::IOnInvalidateRect(CPDF_Rect * pRect)\r
-{\r
- this->InvalidateRect(pRect);\r
-}\r
-\r
-FX_INT32 CPWL_EditCtrl::GetCharSet() const\r
-{\r
- if (m_nCharSet < 0)\r
- return DEFAULT_CHARSET; \r
- else\r
- return m_nCharSet;\r
-}\r
-\r
-void CPWL_EditCtrl::GetTextRange(const CPDF_Rect& rect, FX_INT32 & nStartChar, FX_INT32 & nEndChar) const\r
-{\r
- nStartChar = m_pEdit->WordPlaceToWordIndex(m_pEdit->SearchWordPlace(CPDF_Point(rect.left, rect.top)));\r
- nEndChar = m_pEdit->WordPlaceToWordIndex(m_pEdit->SearchWordPlace(CPDF_Point(rect.right, rect.bottom)));\r
-}\r
-\r
-CFX_WideString CPWL_EditCtrl::GetText(FX_INT32 & nStartChar, FX_INT32 & nEndChar) const\r
-{\r
- CPVT_WordPlace wpStart = m_pEdit->WordIndexToWordPlace(nStartChar);\r
- CPVT_WordPlace wpEnd = m_pEdit->WordIndexToWordPlace(nEndChar);\r
- return m_pEdit->GetRangeText(CPVT_WordRange(wpStart, wpEnd));\r
-}\r
-\r
-void CPWL_EditCtrl::SetReadyToInput()\r
-{\r
- if (m_bMouseDown)\r
- {\r
- ReleaseCapture();\r
- m_bMouseDown = FALSE;\r
- }\r
-}\r
+// 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 "../../include/pdfwindow/PDFWindow.h"
+#include "../../include/pdfwindow/PWL_Wnd.h"
+#include "../../include/pdfwindow/PWL_EditCtrl.h"
+#include "../../include/pdfwindow/PWL_ScrollBar.h"
+#include "../../include/pdfwindow/PWL_Utils.h"
+#include "../../include/pdfwindow/PWL_Caret.h"
+#include "../../include/pdfwindow/PWL_FontMap.h"
+
+#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001)
+#define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb)))
+#define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb)))
+#define IsFloatEqual(fa, fb) IsFloatZero((fa) - (fb))
+
+/* ---------------------------- CPWL_EditCtrl ------------------------------ */
+
+CPWL_EditCtrl::CPWL_EditCtrl()
+ : m_pEdit(NULL),
+ m_pEditCaret(NULL),
+ m_bMouseDown(FALSE),
+ m_pEditNotify(NULL),
+ m_nCharSet(DEFAULT_CHARSET),
+ m_nCodePage(0) {
+ m_pEdit = IFX_Edit::NewEdit();
+ ASSERT(m_pEdit != NULL);
+}
+
+CPWL_EditCtrl::~CPWL_EditCtrl() {
+ IFX_Edit::DelEdit(m_pEdit);
+}
+
+void CPWL_EditCtrl::OnCreate(PWL_CREATEPARAM& cp) {
+ cp.eCursorType = FXCT_VBEAM;
+}
+
+void CPWL_EditCtrl::OnCreated() {
+ SetFontSize(GetCreationParam().fFontSize);
+
+ m_pEdit->SetFontMap(GetFontMap());
+ m_pEdit->SetNotify(this);
+ m_pEdit->Initialize();
+}
+
+FX_BOOL CPWL_EditCtrl::IsWndHorV() {
+ CPDF_Matrix mt = GetWindowMatrix();
+ CPDF_Point point1(0, 1);
+ CPDF_Point point2(1, 1);
+
+ mt.Transform(point1.x, point1.y);
+ mt.Transform(point2.x, point2.y);
+
+ return point2.y == point1.y;
+}
+
+void CPWL_EditCtrl::SetCursor() {
+ if (IsValid()) {
+ if (IFX_SystemHandler* pSH = GetSystemHandler()) {
+ if (IsWndHorV())
+ pSH->SetCursor(FXCT_VBEAM);
+ else
+ pSH->SetCursor(FXCT_HBEAM);
+ }
+ }
+}
+
+void CPWL_EditCtrl::RePosChildWnd() {
+ m_pEdit->SetPlateRect(GetClientRect());
+}
+
+void CPWL_EditCtrl::OnNotify(CPWL_Wnd* pWnd,
+ FX_DWORD msg,
+ intptr_t wParam,
+ intptr_t lParam) {
+ CPWL_Wnd::OnNotify(pWnd, msg, wParam, lParam);
+
+ switch (msg) {
+ case PNM_SETSCROLLINFO:
+ switch (wParam) {
+ case SBT_VSCROLL:
+ if (CPWL_Wnd* pChild = GetVScrollBar()) {
+ pChild->OnNotify(pWnd, PNM_SETSCROLLINFO, wParam, lParam);
+ }
+ break;
+ }
+ break;
+ case PNM_SETSCROLLPOS:
+ switch (wParam) {
+ case SBT_VSCROLL:
+ if (CPWL_Wnd* pChild = GetVScrollBar()) {
+ pChild->OnNotify(pWnd, PNM_SETSCROLLPOS, wParam, lParam);
+ }
+ break;
+ }
+ break;
+ case PNM_SCROLLWINDOW: {
+ FX_FLOAT fPos = *(FX_FLOAT*)lParam;
+ switch (wParam) {
+ case SBT_VSCROLL:
+ m_pEdit->SetScrollPos(CPDF_Point(m_pEdit->GetScrollPos().x, fPos));
+ break;
+ }
+ } break;
+ case PNM_SETCARETINFO: {
+ if (PWL_CARET_INFO* pCaretInfo = (PWL_CARET_INFO*)wParam) {
+ SetCaret(pCaretInfo->bVisible, pCaretInfo->ptHead, pCaretInfo->ptFoot);
+ }
+ } break;
+ }
+}
+
+void CPWL_EditCtrl::CreateChildWnd(const PWL_CREATEPARAM& cp) {
+ if (!IsReadOnly())
+ CreateEditCaret(cp);
+}
+
+void CPWL_EditCtrl::CreateEditCaret(const PWL_CREATEPARAM& cp) {
+ if (!m_pEditCaret) {
+ m_pEditCaret = new CPWL_Caret;
+ m_pEditCaret->SetInvalidRect(GetClientRect());
+
+ PWL_CREATEPARAM ecp = cp;
+ ecp.pParentWnd = this;
+ ecp.dwFlags = PWS_CHILD | PWS_NOREFRESHCLIP;
+ ecp.dwBorderWidth = 0;
+ ecp.nBorderStyle = PBS_SOLID;
+ ecp.rcRectWnd = CPDF_Rect(0, 0, 0, 0);
+
+ m_pEditCaret->Create(ecp);
+ }
+}
+
+void CPWL_EditCtrl::SetFontSize(FX_FLOAT fFontSize) {
+ m_pEdit->SetFontSize(fFontSize);
+}
+
+FX_FLOAT CPWL_EditCtrl::GetFontSize() const {
+ return m_pEdit->GetFontSize();
+}
+
+FX_BOOL CPWL_EditCtrl::OnKeyDown(FX_WORD nChar, FX_DWORD nFlag) {
+ if (m_bMouseDown)
+ return TRUE;
+
+ FX_BOOL bRet = CPWL_Wnd::OnKeyDown(nChar, nFlag);
+
+ // FILTER
+ switch (nChar) {
+ default:
+ return FALSE;
+ case FWL_VKEY_Delete:
+ case FWL_VKEY_Up:
+ case FWL_VKEY_Down:
+ case FWL_VKEY_Left:
+ case FWL_VKEY_Right:
+ case FWL_VKEY_Home:
+ case FWL_VKEY_End:
+ case FWL_VKEY_Insert:
+ case 'C':
+ case 'V':
+ case 'X':
+ case 'A':
+ case 'Z':
+ case 'c':
+ case 'v':
+ case 'x':
+ case 'a':
+ case 'z':
+ break;
+ }
+
+ if (nChar == FWL_VKEY_Delete) {
+ if (m_pEdit->IsSelected())
+ nChar = FWL_VKEY_Unknown;
+ }
+
+ switch (nChar) {
+ case FWL_VKEY_Delete:
+ Delete();
+ return TRUE;
+ case FWL_VKEY_Insert:
+ if (IsSHIFTpressed(nFlag))
+ PasteText();
+ return TRUE;
+ case FWL_VKEY_Up:
+ m_pEdit->OnVK_UP(IsSHIFTpressed(nFlag), FALSE);
+ return TRUE;
+ case FWL_VKEY_Down:
+ m_pEdit->OnVK_DOWN(IsSHIFTpressed(nFlag), FALSE);
+ return TRUE;
+ case FWL_VKEY_Left:
+ m_pEdit->OnVK_LEFT(IsSHIFTpressed(nFlag), FALSE);
+ return TRUE;
+ case FWL_VKEY_Right:
+ m_pEdit->OnVK_RIGHT(IsSHIFTpressed(nFlag), FALSE);
+ return TRUE;
+ case FWL_VKEY_Home:
+ m_pEdit->OnVK_HOME(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+ return TRUE;
+ case FWL_VKEY_End:
+ m_pEdit->OnVK_END(IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+ return TRUE;
+ case FWL_VKEY_Unknown:
+ if (!IsSHIFTpressed(nFlag))
+ Clear();
+ else
+ CutText();
+ return TRUE;
+ default:
+ break;
+ }
+
+ return bRet;
+}
+
+FX_BOOL CPWL_EditCtrl::OnChar(FX_WORD nChar, FX_DWORD nFlag) {
+ if (m_bMouseDown)
+ return TRUE;
+
+ CPWL_Wnd::OnChar(nChar, nFlag);
+
+ // FILTER
+ switch (nChar) {
+ case 0x0A:
+ case 0x1B:
+ return FALSE;
+ default:
+ break;
+ }
+
+ FX_BOOL bCtrl = IsCTRLpressed(nFlag);
+ FX_BOOL bAlt = IsALTpressed(nFlag);
+ FX_BOOL bShift = IsSHIFTpressed(nFlag);
+
+ FX_WORD word = nChar;
+
+ if (bCtrl && !bAlt) {
+ switch (nChar) {
+ case 'C' - 'A' + 1:
+ CopyText();
+ return TRUE;
+ case 'V' - 'A' + 1:
+ PasteText();
+ return TRUE;
+ case 'X' - 'A' + 1:
+ CutText();
+ return TRUE;
+ case 'A' - 'A' + 1:
+ SelectAll();
+ return TRUE;
+ case 'Z' - 'A' + 1:
+ if (bShift)
+ Redo();
+ else
+ Undo();
+ return TRUE;
+ default:
+ if (nChar < 32)
+ return FALSE;
+ }
+ }
+
+ if (IsReadOnly())
+ return TRUE;
+
+ if (m_pEdit->IsSelected() && word == FWL_VKEY_Back)
+ word = FWL_VKEY_Unknown;
+
+ Clear();
+
+ switch (word) {
+ case FWL_VKEY_Back:
+ Backspace();
+ break;
+ case FWL_VKEY_Return:
+ InsertReturn();
+ break;
+ case FWL_VKEY_Unknown:
+ break;
+ default:
+ if (IsINSERTpressed(nFlag))
+ Delete();
+ InsertWord(word, GetCharSet());
+ break;
+ }
+
+ return TRUE;
+}
+
+FX_BOOL CPWL_EditCtrl::OnLButtonDown(const CPDF_Point& point, FX_DWORD nFlag) {
+ CPWL_Wnd::OnLButtonDown(point, nFlag);
+
+ if (ClientHitTest(point)) {
+ if (m_bMouseDown)
+ InvalidateRect();
+
+ m_bMouseDown = TRUE;
+ SetCapture();
+
+ m_pEdit->OnMouseDown(point, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
+ }
+
+ return TRUE;
+}
+
+FX_BOOL CPWL_EditCtrl::OnLButtonUp(const CPDF_Point& point, FX_DWORD nFlag) {
+ CPWL_Wnd::OnLButtonUp(point, nFlag);
+
+ if (m_bMouseDown) {
+ // can receive keybord message
+ if (ClientHitTest(point) && !IsFocused())
+ SetFocus();
+
+ ReleaseCapture();
+ m_bMouseDown = FALSE;
+ }
+
+ return TRUE;
+}
+
+FX_BOOL CPWL_EditCtrl::OnMouseMove(const CPDF_Point& point, FX_DWORD nFlag) {
+ CPWL_Wnd::OnMouseMove(point, nFlag);
+
+ if (m_bMouseDown)
+ m_pEdit->OnMouseMove(point, FALSE, FALSE);
+
+ return TRUE;
+}
+
+CPDF_Rect CPWL_EditCtrl::GetContentRect() const {
+ return m_pEdit->GetContentRect();
+}
+
+void CPWL_EditCtrl::SetEditCaret(FX_BOOL bVisible) {
+ CPDF_Point ptHead(0, 0), ptFoot(0, 0);
+
+ if (bVisible) {
+ GetCaretInfo(ptHead, ptFoot);
+ }
+
+ CPVT_WordPlace wpTemp = m_pEdit->GetCaretWordPlace();
+ IOnSetCaret(bVisible, ptHead, ptFoot, wpTemp);
+}
+
+void CPWL_EditCtrl::GetCaretInfo(CPDF_Point& ptHead, CPDF_Point& ptFoot) const {
+ if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) {
+ pIterator->SetAt(m_pEdit->GetCaret());
+ CPVT_Word word;
+ CPVT_Line line;
+ if (pIterator->GetWord(word)) {
+ ptHead.x = word.ptWord.x + word.fWidth;
+ ptHead.y = word.ptWord.y + word.fAscent;
+ ptFoot.x = word.ptWord.x + word.fWidth;
+ ptFoot.y = word.ptWord.y + word.fDescent;
+ } else if (pIterator->GetLine(line)) {
+ ptHead.x = line.ptLine.x;
+ ptHead.y = line.ptLine.y + line.fLineAscent;
+ ptFoot.x = line.ptLine.x;
+ ptFoot.y = line.ptLine.y + line.fLineDescent;
+ }
+ }
+}
+
+void CPWL_EditCtrl::GetCaretPos(int32_t& x, int32_t& y) const {
+ CPDF_Point ptHead(0, 0), ptFoot(0, 0);
+
+ GetCaretInfo(ptHead, ptFoot);
+
+ PWLtoWnd(ptHead, x, y);
+}
+
+void CPWL_EditCtrl::SetCaret(FX_BOOL bVisible,
+ const CPDF_Point& ptHead,
+ const CPDF_Point& ptFoot) {
+ if (m_pEditCaret) {
+ if (!IsFocused() || m_pEdit->IsSelected())
+ bVisible = FALSE;
+
+ m_pEditCaret->SetCaret(bVisible, ptHead, ptFoot);
+ }
+}
+
+FX_BOOL CPWL_EditCtrl::IsModified() const {
+ return m_pEdit->IsModified();
+}
+
+CFX_WideString CPWL_EditCtrl::GetText() const {
+ return m_pEdit->GetText();
+}
+
+void CPWL_EditCtrl::SetSel(int32_t nStartChar, int32_t nEndChar) {
+ m_pEdit->SetSel(nStartChar, nEndChar);
+}
+
+void CPWL_EditCtrl::GetSel(int32_t& nStartChar, int32_t& nEndChar) const {
+ m_pEdit->GetSel(nStartChar, nEndChar);
+}
+
+void CPWL_EditCtrl::Clear() {
+ if (!IsReadOnly())
+ m_pEdit->Clear();
+}
+
+void CPWL_EditCtrl::SelectAll() {
+ m_pEdit->SelectAll();
+}
+
+void CPWL_EditCtrl::Paint() {
+ if (m_pEdit)
+ m_pEdit->Paint();
+}
+
+void CPWL_EditCtrl::EnableRefresh(FX_BOOL bRefresh) {
+ if (m_pEdit)
+ m_pEdit->EnableRefresh(bRefresh);
+}
+
+int32_t CPWL_EditCtrl::GetCaret() const {
+ if (m_pEdit)
+ return m_pEdit->GetCaret();
+
+ return -1;
+}
+
+void CPWL_EditCtrl::SetCaret(int32_t nPos) {
+ if (m_pEdit)
+ m_pEdit->SetCaret(nPos);
+}
+
+int32_t CPWL_EditCtrl::GetTotalWords() const {
+ if (m_pEdit)
+ return m_pEdit->GetTotalWords();
+
+ return 0;
+}
+
+void CPWL_EditCtrl::SetScrollPos(const CPDF_Point& point) {
+ if (m_pEdit)
+ m_pEdit->SetScrollPos(point);
+}
+
+CPDF_Point CPWL_EditCtrl::GetScrollPos() const {
+ if (m_pEdit)
+ return m_pEdit->GetScrollPos();
+
+ return CPDF_Point(0.0f, 0.0f);
+}
+
+CPDF_Font* CPWL_EditCtrl::GetCaretFont() const {
+ int32_t nFontIndex = 0;
+
+ if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) {
+ pIterator->SetAt(m_pEdit->GetCaret());
+ CPVT_Word word;
+ CPVT_Section section;
+ if (pIterator->GetWord(word)) {
+ nFontIndex = word.nFontIndex;
+ } else if (HasFlag(PES_RICH)) {
+ if (pIterator->GetSection(section)) {
+ nFontIndex = section.WordProps.nFontIndex;
+ }
+ }
+ }
+
+ if (IFX_Edit_FontMap* pFontMap = GetFontMap())
+ return pFontMap->GetPDFFont(nFontIndex);
+
+ return NULL;
+}
+
+FX_FLOAT CPWL_EditCtrl::GetCaretFontSize() const {
+ FX_FLOAT fFontSize = GetFontSize();
+
+ if (IFX_Edit_Iterator* pIterator = m_pEdit->GetIterator()) {
+ pIterator->SetAt(m_pEdit->GetCaret());
+ CPVT_Word word;
+ CPVT_Section section;
+ if (pIterator->GetWord(word)) {
+ fFontSize = word.fFontSize;
+ } else if (HasFlag(PES_RICH)) {
+ if (pIterator->GetSection(section)) {
+ fFontSize = section.WordProps.fFontSize;
+ }
+ }
+ }
+
+ return fFontSize;
+}
+
+void CPWL_EditCtrl::SetText(const FX_WCHAR* csText) {
+ m_pEdit->SetText(csText);
+}
+
+void CPWL_EditCtrl::CopyText() {}
+
+void CPWL_EditCtrl::PasteText() {}
+
+void CPWL_EditCtrl::CutText() {}
+
+void CPWL_EditCtrl::ShowVScrollBar(FX_BOOL bShow) {}
+
+void CPWL_EditCtrl::InsertText(const FX_WCHAR* csText) {
+ if (!IsReadOnly())
+ m_pEdit->InsertText(csText);
+}
+
+void CPWL_EditCtrl::InsertWord(FX_WORD word, int32_t nCharset) {
+ if (!IsReadOnly())
+ m_pEdit->InsertWord(word, nCharset);
+}
+
+void CPWL_EditCtrl::InsertReturn() {
+ if (!IsReadOnly())
+ m_pEdit->InsertReturn();
+}
+
+void CPWL_EditCtrl::Delete() {
+ if (!IsReadOnly())
+ m_pEdit->Delete();
+}
+
+void CPWL_EditCtrl::Backspace() {
+ if (!IsReadOnly())
+ m_pEdit->Backspace();
+}
+
+FX_BOOL CPWL_EditCtrl::CanUndo() const {
+ return !IsReadOnly() && m_pEdit->CanUndo();
+}
+
+FX_BOOL CPWL_EditCtrl::CanRedo() const {
+ return !IsReadOnly() && m_pEdit->CanRedo();
+}
+
+void CPWL_EditCtrl::Redo() {
+ if (CanRedo())
+ m_pEdit->Redo();
+}
+
+void CPWL_EditCtrl::Undo() {
+ if (CanUndo())
+ m_pEdit->Undo();
+}
+
+void CPWL_EditCtrl::IOnSetScrollInfoY(FX_FLOAT fPlateMin,
+ FX_FLOAT fPlateMax,
+ FX_FLOAT fContentMin,
+ FX_FLOAT fContentMax,
+ FX_FLOAT fSmallStep,
+ FX_FLOAT fBigStep) {
+ PWL_SCROLL_INFO Info;
+
+ Info.fPlateWidth = fPlateMax - fPlateMin;
+ Info.fContentMin = fContentMin;
+ Info.fContentMax = fContentMax;
+ Info.fSmallStep = fSmallStep;
+ Info.fBigStep = fBigStep;
+
+ OnNotify(this, PNM_SETSCROLLINFO, SBT_VSCROLL, (intptr_t)&Info);
+
+ if (IsFloatBigger(Info.fPlateWidth, Info.fContentMax - Info.fContentMin) ||
+ IsFloatEqual(Info.fPlateWidth, Info.fContentMax - Info.fContentMin)) {
+ ShowVScrollBar(FALSE);
+ } else {
+ ShowVScrollBar(TRUE);
+ }
+}
+
+void CPWL_EditCtrl::IOnSetScrollPosY(FX_FLOAT fy) {
+ OnNotify(this, PNM_SETSCROLLPOS, SBT_VSCROLL, (intptr_t)&fy);
+}
+
+void CPWL_EditCtrl::IOnSetCaret(FX_BOOL bVisible,
+ const CPDF_Point& ptHead,
+ const CPDF_Point& ptFoot,
+ const CPVT_WordPlace& place) {
+ PWL_CARET_INFO cInfo;
+ cInfo.bVisible = bVisible;
+ cInfo.ptHead = ptHead;
+ cInfo.ptFoot = ptFoot;
+
+ OnNotify(this, PNM_SETCARETINFO, (intptr_t)&cInfo, (intptr_t)NULL);
+}
+
+void CPWL_EditCtrl::IOnCaretChange(const CPVT_SecProps& secProps,
+ const CPVT_WordProps& wordProps) {}
+
+void CPWL_EditCtrl::IOnContentChange(const CPDF_Rect& rcContent) {
+ if (IsValid()) {
+ if (m_pEditNotify) {
+ m_pEditNotify->OnContentChange(rcContent);
+ }
+ }
+}
+
+void CPWL_EditCtrl::IOnInvalidateRect(CPDF_Rect* pRect) {
+ InvalidateRect(pRect);
+}
+
+int32_t CPWL_EditCtrl::GetCharSet() const {
+ return m_nCharSet < 0 ? DEFAULT_CHARSET : m_nCharSet;
+}
+
+void CPWL_EditCtrl::GetTextRange(const CPDF_Rect& rect,
+ int32_t& nStartChar,
+ int32_t& nEndChar) const {
+ nStartChar = m_pEdit->WordPlaceToWordIndex(
+ m_pEdit->SearchWordPlace(CPDF_Point(rect.left, rect.top)));
+ nEndChar = m_pEdit->WordPlaceToWordIndex(
+ m_pEdit->SearchWordPlace(CPDF_Point(rect.right, rect.bottom)));
+}
+
+CFX_WideString CPWL_EditCtrl::GetText(int32_t& nStartChar,
+ int32_t& nEndChar) const {
+ CPVT_WordPlace wpStart = m_pEdit->WordIndexToWordPlace(nStartChar);
+ CPVT_WordPlace wpEnd = m_pEdit->WordIndexToWordPlace(nEndChar);
+ return m_pEdit->GetRangeText(CPVT_WordRange(wpStart, wpEnd));
+}
+
+void CPWL_EditCtrl::SetReadyToInput() {
+ if (m_bMouseDown) {
+ ReleaseCapture();
+ m_bMouseDown = FALSE;
+ }
+}
projects / pdfium.git / blobdiff