| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "fpdfsdk/include/formfiller/FFL_TextField.h" |
| |
| #include "fpdfsdk/include/formfiller/FFL_CBA_Fontmap.h" |
| #include "fpdfsdk/include/fsdk_common.h" |
| #include "fpdfsdk/include/fsdk_mgr.h" |
| |
| CFFL_TextField::CFFL_TextField(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot) |
| : CFFL_FormFiller(pApp, pAnnot), m_pFontMap(NULL) { |
| m_State.nStart = m_State.nEnd = 0; |
| } |
| |
| CFFL_TextField::~CFFL_TextField() { |
| for (const auto& it : m_Maps) |
| it.second->InvalidateFocusHandler(this); |
| delete m_pFontMap; |
| } |
| |
| PWL_CREATEPARAM CFFL_TextField::GetCreateParam() { |
| PWL_CREATEPARAM cp = CFFL_FormFiller::GetCreateParam(); |
| |
| int nFlags = m_pWidget->GetFieldFlags(); |
| |
| if (nFlags & FIELDFLAG_PASSWORD) { |
| cp.dwFlags |= PES_PASSWORD; |
| } |
| |
| if (!(nFlags & FIELDFLAG_DONOTSPELLCHECK)) { |
| } |
| |
| if (nFlags & FIELDFLAG_MULTILINE) { |
| cp.dwFlags |= PES_MULTILINE | PES_AUTORETURN | PES_TOP; |
| |
| if (!(nFlags & FIELDFLAG_DONOTSCROLL)) { |
| cp.dwFlags |= PWS_VSCROLL | PES_AUTOSCROLL; |
| } |
| } else { |
| cp.dwFlags |= PES_CENTER; |
| |
| if (!(nFlags & FIELDFLAG_DONOTSCROLL)) { |
| cp.dwFlags |= PES_AUTOSCROLL; |
| } |
| } |
| |
| if (nFlags & FIELDFLAG_COMB) { |
| cp.dwFlags |= PES_CHARARRAY; |
| } |
| |
| if (nFlags & FIELDFLAG_RICHTEXT) { |
| cp.dwFlags |= PES_RICH; |
| } |
| |
| cp.dwFlags |= PES_UNDO; |
| |
| switch (m_pWidget->GetAlignment()) { |
| default: |
| case BF_ALIGN_LEFT: |
| cp.dwFlags |= PES_LEFT; |
| break; |
| case BF_ALIGN_MIDDLE: |
| cp.dwFlags |= PES_MIDDLE; |
| break; |
| case BF_ALIGN_RIGHT: |
| cp.dwFlags |= PES_RIGHT; |
| break; |
| } |
| |
| if (!m_pFontMap) |
| m_pFontMap = new CBA_FontMap(m_pWidget, m_pApp->GetSysHandler()); |
| cp.pFontMap = m_pFontMap; |
| cp.pFocusHandler = this; |
| |
| return cp; |
| } |
| |
| CPWL_Wnd* CFFL_TextField::NewPDFWindow(const PWL_CREATEPARAM& cp, |
| CPDFSDK_PageView* pPageView) { |
| CPWL_Edit* pWnd = new CPWL_Edit(); |
| pWnd->AttachFFLData(this); |
| pWnd->Create(cp); |
| |
| CFFL_IFormFiller* pIFormFiller = m_pApp->GetIFormFiller(); |
| pWnd->SetFillerNotify(pIFormFiller); |
| |
| int32_t nMaxLen = m_pWidget->GetMaxLen(); |
| CFX_WideString swValue = m_pWidget->GetValue(); |
| |
| if (nMaxLen > 0) { |
| if (pWnd->HasFlag(PES_CHARARRAY)) { |
| pWnd->SetCharArray(nMaxLen); |
| pWnd->SetAlignFormatV(PEAV_CENTER); |
| } else { |
| pWnd->SetLimitChar(nMaxLen); |
| } |
| } |
| |
| pWnd->SetText(swValue.c_str()); |
| return pWnd; |
| } |
| |
| FX_BOOL CFFL_TextField::OnChar(CPDFSDK_Annot* pAnnot, |
| FX_UINT nChar, |
| FX_UINT nFlags) { |
| switch (nChar) { |
| case FWL_VKEY_Return: |
| if (!(m_pWidget->GetFieldFlags() & FIELDFLAG_MULTILINE)) { |
| CPDFSDK_PageView* pPageView = GetCurPageView(); |
| ASSERT(pPageView); |
| m_bValid = !m_bValid; |
| CFX_FloatRect rcAnnot = pAnnot->GetRect(); |
| m_pApp->FFI_Invalidate(pAnnot->GetUnderlyingPage(), rcAnnot.left, |
| rcAnnot.top, rcAnnot.right, rcAnnot.bottom); |
| |
| if (m_bValid) { |
| if (CPWL_Wnd* pWnd = GetPDFWindow(pPageView, TRUE)) |
| pWnd->SetFocus(); |
| } else { |
| if (CommitData(pPageView, nFlags)) { |
| DestroyPDFWindow(pPageView); |
| return TRUE; |
| } |
| return FALSE; |
| } |
| } |
| break; |
| case FWL_VKEY_Escape: { |
| CPDFSDK_PageView* pPageView = GetCurPageView(); |
| ASSERT(pPageView); |
| EscapeFiller(pPageView, TRUE); |
| return TRUE; |
| } |
| } |
| |
| return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags); |
| } |
| |
| FX_BOOL CFFL_TextField::IsDataChanged(CPDFSDK_PageView* pPageView) { |
| if (CPWL_Edit* pEdit = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) |
| return pEdit->GetText() != m_pWidget->GetValue(); |
| |
| return FALSE; |
| } |
| |
| void CFFL_TextField::SaveData(CPDFSDK_PageView* pPageView) { |
| if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { |
| CFX_WideString sOldValue = m_pWidget->GetValue(); |
| CFX_WideString sNewValue = pWnd->GetText(); |
| |
| m_pWidget->SetValue(sNewValue, FALSE); |
| m_pWidget->ResetFieldAppearance(TRUE); |
| m_pWidget->UpdateField(); |
| SetChangeMark(); |
| } |
| } |
| |
| void CFFL_TextField::GetActionData(CPDFSDK_PageView* pPageView, |
| CPDF_AAction::AActionType type, |
| PDFSDK_FieldAction& fa) { |
| switch (type) { |
| case CPDF_AAction::KeyStroke: |
| if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { |
| fa.bFieldFull = pWnd->IsTextFull(); |
| |
| fa.sValue = pWnd->GetText(); |
| |
| if (fa.bFieldFull) { |
| fa.sChange = L""; |
| fa.sChangeEx = L""; |
| } |
| } |
| break; |
| case CPDF_AAction::Validate: |
| if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { |
| fa.sValue = pWnd->GetText(); |
| } |
| break; |
| case CPDF_AAction::LoseFocus: |
| case CPDF_AAction::GetFocus: |
| fa.sValue = m_pWidget->GetValue(); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| void CFFL_TextField::SetActionData(CPDFSDK_PageView* pPageView, |
| CPDF_AAction::AActionType type, |
| const PDFSDK_FieldAction& fa) { |
| switch (type) { |
| case CPDF_AAction::KeyStroke: |
| if (CPWL_Edit* pEdit = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { |
| pEdit->SetFocus(); |
| pEdit->SetSel(fa.nSelStart, fa.nSelEnd); |
| pEdit->ReplaceSel(fa.sChange.c_str()); |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| |
| FX_BOOL CFFL_TextField::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_TextField::SaveState(CPDFSDK_PageView* pPageView) { |
| ASSERT(pPageView); |
| |
| if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { |
| pWnd->GetSel(m_State.nStart, m_State.nEnd); |
| m_State.sValue = pWnd->GetText(); |
| } |
| } |
| |
| void CFFL_TextField::RestoreState(CPDFSDK_PageView* pPageView) { |
| ASSERT(pPageView); |
| |
| if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, TRUE)) { |
| pWnd->SetText(m_State.sValue.c_str()); |
| pWnd->SetSel(m_State.nStart, m_State.nEnd); |
| } |
| } |
| |
| CPWL_Wnd* CFFL_TextField::ResetPDFWindow(CPDFSDK_PageView* pPageView, |
| FX_BOOL bRestoreValue) { |
| if (bRestoreValue) |
| SaveState(pPageView); |
| |
| DestroyPDFWindow(pPageView); |
| |
| CPWL_Wnd* pRet = NULL; |
| |
| if (bRestoreValue) { |
| RestoreState(pPageView); |
| pRet = GetPDFWindow(pPageView, FALSE); |
| } else { |
| pRet = GetPDFWindow(pPageView, TRUE); |
| } |
| |
| m_pWidget->UpdateField(); |
| |
| return pRet; |
| } |
| |
| #ifdef PDF_ENABLE_XFA |
| FX_BOOL CFFL_TextField::IsFieldFull(CPDFSDK_PageView* pPageView) { |
| if (CPWL_Edit* pWnd = (CPWL_Edit*)GetPDFWindow(pPageView, FALSE)) { |
| return pWnd->IsTextFull(); |
| } |
| |
| return FALSE; |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| void CFFL_TextField::OnSetFocus(CPWL_Wnd* pWnd) { |
| ASSERT(m_pApp); |
| 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_TextField::OnKillFocus(CPWL_Wnd* pWnd) {} |
| |
| void CFFL_TextField::OnAddUndo(CPWL_Edit* pEdit) {} |