// 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/formfiller/FormFiller.h" #include "../../include/formfiller/FFL_FormFiller.h" #include "../../include/formfiller/FFL_IFormFiller.h" #include "../../include/formfiller/FFL_CBA_Fontmap.h" #include "../../include/formfiller/FFL_ComboBox.h" /* ------------------------------- CFFL_ComboBox ------------------------------- */ CFFL_ComboBox::CFFL_ComboBox(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot) : CFFL_FormFiller(pApp, pAnnot), m_pFontMap( NULL ) { //m_pFontMap = new CBA_FontMap( pAnnot, GetSystemHandler() ); m_State.nIndex = 0; m_State.nStart = 0; m_State.nEnd = 0; } CFFL_ComboBox::~CFFL_ComboBox() { if (m_pFontMap) { delete m_pFontMap; m_pFontMap = NULL; } // for (int i=0,sz=m_IMBox.GetSize(); i<sz; i++) // { // delete m_IMBox.GetAt(i); // } // // m_IMBox.RemoveAll(); } PWL_CREATEPARAM CFFL_ComboBox::GetCreateParam() { PWL_CREATEPARAM cp = CFFL_FormFiller::GetCreateParam(); ASSERT(m_pWidget != NULL); int nFlags = m_pWidget->GetFieldFlags(); if (nFlags & FIELDFLAG_EDIT) { cp.dwFlags |= PCBS_ALLOWCUSTOMTEXT; } /* if (nFlags & FIELDFLAG_COMMITONSELCHANGE) { m_bCommitOnSelectChange = TRUE; } */ if (!m_pFontMap) { ASSERT(this->m_pApp != NULL); m_pFontMap = new CBA_FontMap(m_pWidget, GetSystemHandler()); m_pFontMap->Initial(); } cp.pFontMap = m_pFontMap; cp.pFocusHandler = this; return cp; } CPWL_Wnd* CFFL_ComboBox::NewPDFWindow(const PWL_CREATEPARAM& cp, CPDFSDK_PageView* pPageView) { CPWL_ComboBox * pWnd = new CPWL_ComboBox(); pWnd->AttachFFLData(this); pWnd->Create(cp); ASSERT(m_pApp != NULL); CFFL_IFormFiller* pFormFiller = m_pApp->GetIFormFiller(); pWnd->SetFillerNotify(pFormFiller); ASSERT(m_pWidget != NULL); FX_INT32 nCurSel = m_pWidget->GetSelectedIndex(0); CFX_WideString swText; if (nCurSel < 0) swText = m_pWidget->GetValue(); else swText = m_pWidget->GetOptionLabel(nCurSel); for (FX_INT32 i=0,sz=m_pWidget->CountOptions(); i<sz; i++) { pWnd->AddString(m_pWidget->GetOptionLabel(i)); } pWnd->SetSelect(nCurSel); pWnd->SetText(swText); return pWnd; } FX_BOOL CFFL_ComboBox::OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags) { return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags); } FX_BOOL CFFL_ComboBox::IsDataChanged(CPDFSDK_PageView* pPageView) { if (CPWL_ComboBox * pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { FX_INT32 nCurSel = pWnd->GetSelect(); ASSERT(m_pWidget != NULL); if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT) { if (nCurSel >= 0) { return nCurSel != m_pWidget->GetSelectedIndex(0); } else { return pWnd->GetText() != m_pWidget->GetValue(); } } else { return nCurSel != m_pWidget->GetSelectedIndex(0); } } return FALSE; } void CFFL_ComboBox::SaveData(CPDFSDK_PageView* pPageView) { ASSERT(m_pWidget != NULL); if (CPWL_ComboBox* pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { CFX_WideString swText = pWnd->GetText(); FX_INT32 nCurSel = pWnd->GetSelect(); //mantis:0004157 FX_BOOL bSetValue = TRUE; if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT) { if (nCurSel >= 0) { if (swText != m_pWidget->GetOptionLabel(nCurSel)) bSetValue = TRUE; else bSetValue = FALSE; } else bSetValue = TRUE; } else bSetValue = FALSE; CFX_WideString sOldValue; if (bSetValue) { sOldValue = m_pWidget->GetValue(); m_pWidget->SetValue(swText, FALSE); } else { m_pWidget->GetSelectedIndex(0); m_pWidget->SetOptionSelection(nCurSel, TRUE, FALSE); } m_pWidget->ResetFieldAppearance(TRUE); m_pWidget->UpdateField(); SetChangeMark(); m_pWidget->GetPDFPage(); } } void CFFL_ComboBox::GetActionData( CPDFSDK_PageView* pPageView, CPDF_AAction::AActionType type, PDFSDK_FieldAction& fa) { switch (type) { case CPDF_AAction::KeyStroke: if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) { fa.bFieldFull = pEdit->IsTextFull(); int nSelStart = 0; int nSelEnd = 0; pEdit->GetSel(nSelStart, nSelEnd); fa.nSelEnd = nSelEnd; fa.nSelStart = nSelStart; fa.sValue = pEdit->GetText(); fa.sChangeEx = GetSelectExportText(); if (fa.bFieldFull) { fa.sChange = L""; fa.sChangeEx = L""; } } } break; case CPDF_AAction::Validate: if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) { fa.sValue = pEdit->GetText(); } } break; case CPDF_AAction::LoseFocus: case CPDF_AAction::GetFocus: ASSERT(m_pWidget != NULL); fa.sValue = m_pWidget->GetValue(); break; default: break; } } void CFFL_ComboBox::SetActionData(CPDFSDK_PageView* pPageView, CPDF_AAction::AActionType type, const PDFSDK_FieldAction& fa) { switch (type) { case CPDF_AAction::KeyStroke: if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) { pEdit->SetSel(fa.nSelStart, fa.nSelEnd); pEdit->ReplaceSel(fa.sChange); } } break; default: break; } } FX_BOOL CFFL_ComboBox::IsActionDataChanged(CPDF_AAction::AActionType type, const PDFSDK_FieldAction& faOld, const PDFSDK_FieldAction& faNew) { switch (type) { case CPDF_AAction::KeyStroke: return (!faOld.bFieldFull && faOld.nSelEnd != faNew.nSelEnd) || faOld.nSelStart != faNew.nSelStart || faOld.sChange != faNew.sChange; default: break; } return FALSE; } void CFFL_ComboBox::SaveState(CPDFSDK_PageView* pPageView) { ASSERT(pPageView != NULL); if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { m_State.nIndex = pComboBox->GetSelect(); if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) { pEdit->GetSel(m_State.nStart, m_State.nEnd); m_State.sValue = pEdit->GetText(); } } } void CFFL_ComboBox::RestoreState(CPDFSDK_PageView* pPageView) { ASSERT(pPageView != NULL); if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, TRUE)) { if (m_State.nIndex >= 0) pComboBox->SetSelect(m_State.nIndex); else { if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) { pEdit->SetText(m_State.sValue); pEdit->SetSel(m_State.nStart, m_State.nEnd); } } } } CPWL_Wnd* CFFL_ComboBox::ResetPDFWindow(CPDFSDK_PageView* pPageView, FX_BOOL bRestoreValue) { if (bRestoreValue) SaveState(pPageView); DestroyPDFWindow(pPageView); CPWL_Wnd* pRet = NULL; if (bRestoreValue) { RestoreState(pPageView); pRet = this->GetPDFWindow(pPageView, FALSE); } else pRet = this->GetPDFWindow(pPageView, TRUE); m_pWidget->UpdateField(); return pRet; } void CFFL_ComboBox::OnKeyStroke(FX_BOOL bKeyDown, FX_UINT nFlag) { ASSERT(m_pWidget != NULL); int nFlags = m_pWidget->GetFieldFlags(); if (nFlags & FIELDFLAG_COMMITONSELCHANGE) { if (m_bValid) { CPDFSDK_PageView* pPageView = this->GetCurPageView(); ASSERT(pPageView != NULL); if (CommitData(pPageView, nFlag)) { DestroyPDFWindow(pPageView); m_bValid = FALSE; } } } } FX_BOOL CFFL_ComboBox::IsFieldFull(CPDFSDK_PageView* pPageView) { if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) { return pEdit->IsTextFull(); } } return FALSE; } void CFFL_ComboBox::OnSetFocus(CPWL_Wnd* pWnd) { ASSERT(m_pApp != NULL); ASSERT(pWnd != NULL); if (pWnd->GetClassName() == PWL_CLASSNAME_EDIT) { CPWL_Edit* pEdit = (CPWL_Edit*)pWnd; pEdit->SetCharSet(134); pEdit->SetCodePage(936); pEdit->SetReadyToInput(); CFX_WideString wsText = pEdit->GetText(); int nCharacters = wsText.GetLength(); CFX_ByteString bsUTFText = wsText.UTF16LE_Encode(); unsigned short* pBuffer = (unsigned short*)bsUTFText.c_str(); m_pApp->FFI_OnSetFieldInputFocus(m_pWidget->GetFormField(), pBuffer, nCharacters, TRUE); pEdit->SetEditNotify(this); } } void CFFL_ComboBox::OnKillFocus(CPWL_Wnd* pWnd) { ASSERT(m_pApp != NULL); } FX_BOOL CFFL_ComboBox::CanCopy(CPDFSDK_Document* pDocument) { ASSERT(pDocument != NULL); return FALSE; } FX_BOOL CFFL_ComboBox::CanCut(CPDFSDK_Document* pDocument) { ASSERT(pDocument != NULL); return FALSE; } FX_BOOL CFFL_ComboBox::CanPaste(CPDFSDK_Document* pDocument) { ASSERT(pDocument != NULL); return FALSE; } void CFFL_ComboBox::DoCopy(CPDFSDK_Document* pDocument) { ASSERT(pDocument != NULL); } void CFFL_ComboBox::DoCut(CPDFSDK_Document* pDocument) { ASSERT(pDocument != NULL); } void CFFL_ComboBox::DoPaste(CPDFSDK_Document* pDocument) { ASSERT(pDocument != NULL); } void CFFL_ComboBox::OnAddUndo(CPWL_Edit* pEdit) { ASSERT(pEdit != NULL); } CFX_WideString CFFL_ComboBox::GetSelectExportText() { CFX_WideString swRet; int nExport = -1; CPDFSDK_PageView *pPageView = GetCurPageView(); if (CPWL_ComboBox * pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) { nExport = pComboBox->GetSelect(); } if (nExport >= 0) { if (CPDF_FormField * pFormField = m_pWidget->GetFormField()) { swRet = pFormField->GetOptionValue(nExport); if (swRet.IsEmpty()) swRet = pFormField->GetOptionLabel(nExport); } } return swRet; }