diff options
Diffstat (limited to 'fpdfsdk/formfiller/FFL_TextField.cpp')
| -rw-r--r-- | fpdfsdk/formfiller/FFL_TextField.cpp | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/fpdfsdk/formfiller/FFL_TextField.cpp b/fpdfsdk/formfiller/FFL_TextField.cpp new file mode 100644 index 0000000000..42f2aad48f --- /dev/null +++ b/fpdfsdk/formfiller/FFL_TextField.cpp @@ -0,0 +1,292 @@ +// 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) {} |