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-rw-r--r--fpdfsdk/formfiller/cffl_combobox.cpp302
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;
+}