Split apart remaining xfa/fxfa/app files

This CL splits the remaining files in xfa/fxfa/app into individual files
named after the classes.

Change-Id: I84bd8938937641bb6897614ed15558a2682f456c
Reviewed-on: https://pdfium-review.googlesource.com/6010
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 360 insertions, 0 deletions

diff --git a/xfa/fxfa/app/cxfa_ffcombobox.cpp b/xfa/fxfa/app/cxfa_ffcombobox.cpp
new file mode 100644
index 0000000000..91de16e9c3
--- /dev/null
+++ b/xfa/fxfa/app/cxfa_ffcombobox.cpp
@@ -0,0 +1,360 @@
+// 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 "xfa/fxfa/app/cxfa_ffcombobox.h"
+
+#include <utility>
+#include <vector>
+
+#include "xfa/fwl/cfwl_combobox.h"
+#include "xfa/fwl/cfwl_eventselectchanged.h"
+#include "xfa/fwl/cfwl_notedriver.h"
+#include "xfa/fxfa/cxfa_eventparam.h"
+#include "xfa/fxfa/cxfa_ffdocview.h"
+
+namespace {
+
+CFWL_ComboBox* ToComboBox(CFWL_Widget* widget) {
+  return static_cast<CFWL_ComboBox*>(widget);
+}
+
+}  // namespace
+
+CXFA_FFComboBox::CXFA_FFComboBox(CXFA_WidgetAcc* pDataAcc)
+    : CXFA_FFField(pDataAcc), m_pOldDelegate(nullptr) {}
+
+CXFA_FFComboBox::~CXFA_FFComboBox() {}
+
+CFX_RectF CXFA_FFComboBox::GetBBox(uint32_t dwStatus, bool bDrawFocus) {
+  return bDrawFocus ? CFX_RectF() : CXFA_FFWidget::GetBBox(dwStatus);
+}
+
+bool CXFA_FFComboBox::PtInActiveRect(const CFX_PointF& point) {
+  auto* pComboBox = ToComboBox(m_pNormalWidget.get());
+  return pComboBox && pComboBox->GetBBox().Contains(point);
+}
+
+bool CXFA_FFComboBox::LoadWidget() {
+  auto pNew = pdfium::MakeUnique<CFWL_ComboBox>(GetFWLApp());
+  CFWL_ComboBox* pComboBox = pNew.get();
+  m_pNormalWidget = std::move(pNew);
+  m_pNormalWidget->SetLayoutItem(this);
+
+  CFWL_NoteDriver* pNoteDriver =
+      m_pNormalWidget->GetOwnerApp()->GetNoteDriver();
+  pNoteDriver->RegisterEventTarget(m_pNormalWidget.get(),
+                                   m_pNormalWidget.get());
+  m_pOldDelegate = m_pNormalWidget->GetDelegate();
+  m_pNormalWidget->SetDelegate(this);
+  m_pNormalWidget->LockUpdate();
+
+  for (const auto& label : m_pDataAcc->GetChoiceListItems(false))
+    pComboBox->AddString(label.AsStringC());
+
+  std::vector<int32_t> iSelArray = m_pDataAcc->GetSelectedItems();
+  if (!iSelArray.empty()) {
+    pComboBox->SetCurSel(iSelArray.front());
+  } else {
+    CFX_WideString wsText;
+    m_pDataAcc->GetValue(wsText, XFA_VALUEPICTURE_Raw);
+    pComboBox->SetEditText(wsText);
+  }
+
+  UpdateWidgetProperty();
+  m_pNormalWidget->UnlockUpdate();
+  return CXFA_FFField::LoadWidget();
+}
+
+void CXFA_FFComboBox::UpdateWidgetProperty() {
+  auto* pComboBox = ToComboBox(m_pNormalWidget.get());
+  if (!pComboBox)
+    return;
+
+  uint32_t dwExtendedStyle = 0;
+  uint32_t dwEditStyles =
+      FWL_STYLEEXT_EDT_ReadOnly | FWL_STYLEEXT_EDT_LastLineHeight;
+  dwExtendedStyle |= UpdateUIProperty();
+  if (m_pDataAcc->IsChoiceListAllowTextEntry()) {
+    dwEditStyles &= ~FWL_STYLEEXT_EDT_ReadOnly;
+    dwExtendedStyle |= FWL_STYLEEXT_CMB_DropDown;
+  }
+  if (m_pDataAcc->GetAccess() != XFA_ATTRIBUTEENUM_Open ||
+      !m_pDataAcc->GetDoc()->GetXFADoc()->IsInteractive()) {
+    dwEditStyles |= FWL_STYLEEXT_EDT_ReadOnly;
+    dwExtendedStyle |= FWL_STYLEEXT_CMB_ReadOnly;
+  }
+  dwExtendedStyle |= GetAlignment();
+  m_pNormalWidget->ModifyStylesEx(dwExtendedStyle, 0xFFFFFFFF);
+
+  if (m_pDataAcc->GetHorizontalScrollPolicy() != XFA_ATTRIBUTEENUM_Off)
+    dwEditStyles |= FWL_STYLEEXT_EDT_AutoHScroll;
+
+  pComboBox->EditModifyStylesEx(dwEditStyles, 0xFFFFFFFF);
+}
+
+bool CXFA_FFComboBox::OnRButtonUp(uint32_t dwFlags, const CFX_PointF& point) {
+  if (!CXFA_FFField::OnRButtonUp(dwFlags, point))
+    return false;
+
+  GetDoc()->GetDocEnvironment()->PopupMenu(this, point);
+  return true;
+}
+
+bool CXFA_FFComboBox::OnKillFocus(CXFA_FFWidget* pNewWidget) {
+  if (!ProcessCommittedData())
+    UpdateFWLData();
+
+  CXFA_FFField::OnKillFocus(pNewWidget);
+  return true;
+}
+
+void CXFA_FFComboBox::OpenDropDownList() {
+  ToComboBox(m_pNormalWidget.get())->OpenDropDownList(true);
+}
+
+bool CXFA_FFComboBox::CommitData() {
+  return m_pDataAcc->SetValue(m_wsNewValue, XFA_VALUEPICTURE_Raw);
+}
+
+bool CXFA_FFComboBox::IsDataChanged() {
+  auto* pFWLcombobox = ToComboBox(m_pNormalWidget.get());
+  CFX_WideString wsText = pFWLcombobox->GetEditText();
+  int32_t iCursel = pFWLcombobox->GetCurSel();
+  if (iCursel >= 0) {
+    CFX_WideString wsSel = pFWLcombobox->GetTextByIndex(iCursel);
+    if (wsSel == wsText)
+      m_pDataAcc->GetChoiceListItem(wsText, iCursel, true);
+  }
+
+  CFX_WideString wsOldValue;
+  m_pDataAcc->GetValue(wsOldValue, XFA_VALUEPICTURE_Raw);
+  if (wsOldValue == wsText)
+    return false;
+
+  m_wsNewValue = wsText;
+  return true;
+}
+
+void CXFA_FFComboBox::FWLEventSelChange(CXFA_EventParam* pParam) {
+  pParam->m_eType = XFA_EVENT_Change;
+  pParam->m_pTarget = m_pDataAcc.Get();
+  pParam->m_wsNewText = ToComboBox(m_pNormalWidget.get())->GetEditText();
+  m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_Change, pParam);
+}
+
+uint32_t CXFA_FFComboBox::GetAlignment() {
+  CXFA_Para para = m_pDataAcc->GetPara();
+  if (!para)
+    return 0;
+
+  uint32_t dwExtendedStyle = 0;
+  switch (para.GetHorizontalAlign()) {
+    case XFA_ATTRIBUTEENUM_Center:
+      dwExtendedStyle |=
+          FWL_STYLEEXT_CMB_EditHCenter | FWL_STYLEEXT_CMB_ListItemCenterAlign;
+      break;
+    case XFA_ATTRIBUTEENUM_Justify:
+      dwExtendedStyle |= FWL_STYLEEXT_CMB_EditJustified;
+      break;
+    case XFA_ATTRIBUTEENUM_JustifyAll:
+      break;
+    case XFA_ATTRIBUTEENUM_Radix:
+      break;
+    case XFA_ATTRIBUTEENUM_Right:
+      break;
+    default:
+      dwExtendedStyle |=
+          FWL_STYLEEXT_CMB_EditHNear | FWL_STYLEEXT_CMB_ListItemLeftAlign;
+      break;
+  }
+
+  switch (para.GetVerticalAlign()) {
+    case XFA_ATTRIBUTEENUM_Middle:
+      dwExtendedStyle |= FWL_STYLEEXT_CMB_EditVCenter;
+      break;
+    case XFA_ATTRIBUTEENUM_Bottom:
+      dwExtendedStyle |= FWL_STYLEEXT_CMB_EditVFar;
+      break;
+    default:
+      dwExtendedStyle |= FWL_STYLEEXT_CMB_EditVNear;
+      break;
+  }
+  return dwExtendedStyle;
+}
+
+bool CXFA_FFComboBox::UpdateFWLData() {
+  auto* pComboBox = ToComboBox(m_pNormalWidget.get());
+  if (!pComboBox)
+    return false;
+
+  std::vector<int32_t> iSelArray = m_pDataAcc->GetSelectedItems();
+  if (!iSelArray.empty()) {
+    pComboBox->SetCurSel(iSelArray.front());
+  } else {
+    CFX_WideString wsText;
+    pComboBox->SetCurSel(-1);
+    m_pDataAcc->GetValue(wsText, XFA_VALUEPICTURE_Raw);
+    pComboBox->SetEditText(wsText);
+  }
+  pComboBox->Update();
+  return true;
+}
+
+bool CXFA_FFComboBox::CanUndo() {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditCanUndo();
+}
+
+bool CXFA_FFComboBox::CanRedo() {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditCanRedo();
+}
+
+bool CXFA_FFComboBox::Undo() {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditUndo();
+}
+
+bool CXFA_FFComboBox::Redo() {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditRedo();
+}
+
+bool CXFA_FFComboBox::CanCopy() {
+  return ToComboBox(m_pNormalWidget.get())->EditCanCopy();
+}
+
+bool CXFA_FFComboBox::CanCut() {
+  return m_pDataAcc->GetAccess() == XFA_ATTRIBUTEENUM_Open &&
+         m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditCanCut();
+}
+
+bool CXFA_FFComboBox::CanPaste() {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         m_pDataAcc->GetAccess() == XFA_ATTRIBUTEENUM_Open;
+}
+
+bool CXFA_FFComboBox::CanSelectAll() {
+  return ToComboBox(m_pNormalWidget.get())->EditCanSelectAll();
+}
+
+bool CXFA_FFComboBox::Copy(CFX_WideString& wsCopy) {
+  return ToComboBox(m_pNormalWidget.get())->EditCopy(wsCopy);
+}
+
+bool CXFA_FFComboBox::Cut(CFX_WideString& wsCut) {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditCut(wsCut);
+}
+
+bool CXFA_FFComboBox::Paste(const CFX_WideString& wsPaste) {
+  return m_pDataAcc->IsChoiceListAllowTextEntry() &&
+         ToComboBox(m_pNormalWidget.get())->EditPaste(wsPaste);
+}
+
+void CXFA_FFComboBox::SelectAll() {
+  ToComboBox(m_pNormalWidget.get())->EditSelectAll();
+}
+
+void CXFA_FFComboBox::Delete() {
+  ToComboBox(m_pNormalWidget.get())->EditDelete();
+}
+
+void CXFA_FFComboBox::DeSelect() {
+  ToComboBox(m_pNormalWidget.get())->EditDeSelect();
+}
+
+void CXFA_FFComboBox::SetItemState(int32_t nIndex, bool bSelected) {
+  ToComboBox(m_pNormalWidget.get())->SetCurSel(bSelected ? nIndex : -1);
+  m_pNormalWidget->Update();
+  AddInvalidateRect();
+}
+
+void CXFA_FFComboBox::InsertItem(const CFX_WideStringC& wsLabel,
+                                 int32_t nIndex) {
+  ToComboBox(m_pNormalWidget.get())->AddString(wsLabel);
+  m_pNormalWidget->Update();
+  AddInvalidateRect();
+}
+
+void CXFA_FFComboBox::DeleteItem(int32_t nIndex) {
+  if (nIndex < 0)
+    ToComboBox(m_pNormalWidget.get())->RemoveAll();
+  else
+    ToComboBox(m_pNormalWidget.get())->RemoveAt(nIndex);
+
+  m_pNormalWidget->Update();
+  AddInvalidateRect();
+}
+
+void CXFA_FFComboBox::OnTextChanged(CFWL_Widget* pWidget,
+                                    const CFX_WideString& wsChanged) {
+  CXFA_EventParam eParam;
+  m_pDataAcc->GetValue(eParam.m_wsPrevText, XFA_VALUEPICTURE_Raw);
+  eParam.m_wsChange = wsChanged;
+  FWLEventSelChange(&eParam);
+}
+
+void CXFA_FFComboBox::OnSelectChanged(CFWL_Widget* pWidget, bool bLButtonUp) {
+  CXFA_EventParam eParam;
+  m_pDataAcc->GetValue(eParam.m_wsPrevText, XFA_VALUEPICTURE_Raw);
+  FWLEventSelChange(&eParam);
+  if (m_pDataAcc->GetChoiceListCommitOn() == XFA_ATTRIBUTEENUM_Select &&
+      bLButtonUp) {
+    m_pDocView->SetFocusWidgetAcc(nullptr);
+  }
+}
+
+void CXFA_FFComboBox::OnPreOpen(CFWL_Widget* pWidget) {
+  CXFA_EventParam eParam;
+  eParam.m_eType = XFA_EVENT_PreOpen;
+  eParam.m_pTarget = m_pDataAcc.Get();
+  m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_PreOpen, &eParam);
+}
+
+void CXFA_FFComboBox::OnPostOpen(CFWL_Widget* pWidget) {
+  CXFA_EventParam eParam;
+  eParam.m_eType = XFA_EVENT_PostOpen;
+  eParam.m_pTarget = m_pDataAcc.Get();
+  m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_PostOpen, &eParam);
+}
+
+void CXFA_FFComboBox::OnProcessMessage(CFWL_Message* pMessage) {
+  m_pOldDelegate->OnProcessMessage(pMessage);
+}
+
+void CXFA_FFComboBox::OnProcessEvent(CFWL_Event* pEvent) {
+  CXFA_FFField::OnProcessEvent(pEvent);
+  switch (pEvent->GetType()) {
+    case CFWL_Event::Type::SelectChanged: {
+      auto* postEvent = static_cast<CFWL_EventSelectChanged*>(pEvent);
+      OnSelectChanged(m_pNormalWidget.get(), postEvent->bLButtonUp);
+      break;
+    }
+    case CFWL_Event::Type::EditChanged: {
+      CFX_WideString wsChanged;
+      OnTextChanged(m_pNormalWidget.get(), wsChanged);
+      break;
+    }
+    case CFWL_Event::Type::PreDropDown: {
+      OnPreOpen(m_pNormalWidget.get());
+      break;
+    }
+    case CFWL_Event::Type::PostDropDown: {
+      OnPostOpen(m_pNormalWidget.get());
+      break;
+    }
+    default:
+      break;
+  }
+  m_pOldDelegate->OnProcessEvent(pEvent);
+}
+
+void CXFA_FFComboBox::OnDrawWidget(CFX_Graphics* pGraphics,
+                                   const CFX_Matrix* pMatrix) {
+  m_pOldDelegate->OnDrawWidget(pGraphics, pMatrix);
+}