diff options
Diffstat (limited to 'fpdfsdk/formfiller/cffl_combobox.cpp')
| -rw-r--r-- | fpdfsdk/formfiller/cffl_combobox.cpp | 302 |
1 files changed, 302 insertions, 0 deletions
diff --git a/fpdfsdk/formfiller/cffl_combobox.cpp b/fpdfsdk/formfiller/cffl_combobox.cpp new file mode 100644 index 0000000000..6a24df0dd9 --- /dev/null +++ b/fpdfsdk/formfiller/cffl_combobox.cpp @@ -0,0 +1,302 @@ +// 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/formfiller/cffl_combobox.h" + +#include "fpdfsdk/formfiller/cba_fontmap.h" +#include "fpdfsdk/formfiller/cffl_formfiller.h" +#include "fpdfsdk/formfiller/cffl_iformfiller.h" +#include "fpdfsdk/include/fsdk_common.h" +#include "fpdfsdk/include/fsdk_mgr.h" +#include "fpdfsdk/include/pdfwindow/PWL_ComboBox.h" + +CFFL_ComboBox::CFFL_ComboBox(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot) + : CFFL_FormFiller(pApp, pAnnot), m_pFontMap(NULL) { + m_State.nIndex = 0; + m_State.nStart = 0; + m_State.nEnd = 0; +} + +CFFL_ComboBox::~CFFL_ComboBox() { + for (const auto& it : m_Maps) + it.second->InvalidateFocusHandler(this); + delete m_pFontMap; +} + +PWL_CREATEPARAM CFFL_ComboBox::GetCreateParam() { + PWL_CREATEPARAM cp = CFFL_FormFiller::GetCreateParam(); + + int nFlags = m_pWidget->GetFieldFlags(); + if (nFlags & FIELDFLAG_EDIT) { + cp.dwFlags |= PCBS_ALLOWCUSTOMTEXT; + } + + if (!m_pFontMap) + m_pFontMap = new CBA_FontMap(m_pWidget, GetSystemHandler()); + 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); + + CFFL_IFormFiller* pFormFiller = m_pApp->GetIFormFiller(); + pWnd->SetFillerNotify(pFormFiller); + + int32_t nCurSel = m_pWidget->GetSelectedIndex(0); + CFX_WideString swText; + if (nCurSel < 0) + swText = m_pWidget->GetValue(); + else + swText = m_pWidget->GetOptionLabel(nCurSel); + + for (int32_t i = 0, sz = m_pWidget->CountOptions(); i < sz; i++) { + pWnd->AddString(m_pWidget->GetOptionLabel(i).c_str()); + } + + pWnd->SetSelect(nCurSel); + pWnd->SetText(swText.c_str()); + 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) { + CPWL_ComboBox* pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE); + if (!pWnd) + return FALSE; + + int32_t nCurSel = pWnd->GetSelect(); + if (!(m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT)) + return nCurSel != m_pWidget->GetSelectedIndex(0); + + if (nCurSel >= 0) + return nCurSel != m_pWidget->GetSelectedIndex(0); + + return pWnd->GetText() != m_pWidget->GetValue(); +} + +void CFFL_ComboBox::SaveData(CPDFSDK_PageView* pPageView) { + CPWL_ComboBox* pWnd = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, FALSE)); + if (!pWnd) + return; + + CFX_WideString swText = pWnd->GetText(); + int32_t nCurSel = pWnd->GetSelect(); + + bool bSetValue = false; + + if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT) + bSetValue = (nCurSel < 0) || (swText != m_pWidget->GetOptionLabel(nCurSel)); + + if (bSetValue) { + 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 = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, FALSE))) { + if (CPWL_Edit* pEdit = pComboBox->GetEdit()) { + 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 = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, FALSE))) { + if (CPWL_Edit* pEdit = pComboBox->GetEdit()) { + fa.sValue = pEdit->GetText(); + } + } + break; + case CPDF_AAction::LoseFocus: + case CPDF_AAction::GetFocus: + 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 = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, FALSE))) { + if (CPWL_Edit* pEdit = pComboBox->GetEdit()) { + pEdit->SetSel(fa.nSelStart, fa.nSelEnd); + pEdit->ReplaceSel(fa.sChange.c_str()); + } + } + 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); + + if (CPWL_ComboBox* pComboBox = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, FALSE))) { + m_State.nIndex = pComboBox->GetSelect(); + + if (CPWL_Edit* pEdit = pComboBox->GetEdit()) { + pEdit->GetSel(m_State.nStart, m_State.nEnd); + m_State.sValue = pEdit->GetText(); + } + } +} + +void CFFL_ComboBox::RestoreState(CPDFSDK_PageView* pPageView) { + ASSERT(pPageView); + + if (CPWL_ComboBox* pComboBox = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, TRUE))) { + if (m_State.nIndex >= 0) { + pComboBox->SetSelect(m_State.nIndex); + } else { + if (CPWL_Edit* pEdit = pComboBox->GetEdit()) { + pEdit->SetText(m_State.sValue.c_str()); + 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 = GetPDFWindow(pPageView, FALSE); + } else { + pRet = GetPDFWindow(pPageView, TRUE); + } + + m_pWidget->UpdateField(); + + return pRet; +} + +#ifdef PDF_ENABLE_XFA +FX_BOOL CFFL_ComboBox::IsFieldFull(CPDFSDK_PageView* pPageView) { + if (CPWL_ComboBox* pComboBox = + static_cast<CPWL_ComboBox*>(GetPDFWindow(pPageView, FALSE))) { + if (CPWL_Edit* pEdit = pComboBox->GetEdit()) + return pEdit->IsTextFull(); + } + return FALSE; +} +#endif // PDF_ENABLE_XFA + +void CFFL_ComboBox::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_ComboBox::OnKillFocus(CPWL_Wnd* pWnd) { + ASSERT(m_pApp); +} + +void CFFL_ComboBox::OnAddUndo(CPWL_Edit* pEdit) { + ASSERT(pEdit); +} + +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; +} |