Split fsdk_mgr files apart.

This CL separates the CPDFDoc_Environment, CPDFSDK_Document and CPDFSDK_PageView
classes into their own h and cpp files.

Review-Url: https://codereview.chromium.org/2335243002

1 files changed, 261 insertions, 0 deletions

diff --git a/fpdfsdk/cpdfsdk_document.cpp b/fpdfsdk/cpdfsdk_document.cpp
new file mode 100644
index 0000000000..232adbaba5
--- /dev/null
+++ b/fpdfsdk/cpdfsdk_document.cpp
@@ -0,0 +1,261 @@
+// Copyright 2016 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/cpdfsdk_document.h"
+
+#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_object.h"
+#include "core/fpdfdoc/include/cpdf_action.h"
+#include "core/fpdfdoc/include/cpdf_docjsactions.h"
+#include "core/fpdfdoc/include/cpdf_occontext.h"
+#include "fpdfsdk/include/cpdfdoc_environment.h"
+#include "fpdfsdk/include/cpdfsdk_annot.h"
+#include "fpdfsdk/include/cpdfsdk_annothandlermgr.h"
+#include "fpdfsdk/include/cpdfsdk_interform.h"
+#include "fpdfsdk/include/cpdfsdk_pageview.h"
+#include "fpdfsdk/include/cpdfsdk_widget.h"
+#include "fpdfsdk/include/fsdk_actionhandler.h"
+
+// static
+CPDFSDK_Document* CPDFSDK_Document::FromFPDFFormHandle(
+    FPDF_FORMHANDLE hHandle) {
+  CPDFDoc_Environment* pEnv = static_cast<CPDFDoc_Environment*>(hHandle);
+  return pEnv ? pEnv->GetSDKDocument() : nullptr;
+}
+
+CPDFSDK_Document::CPDFSDK_Document(UnderlyingDocumentType* pDoc,
+                                   CPDFDoc_Environment* pEnv)
+    : m_pDoc(pDoc),
+      m_pFocusAnnot(nullptr),
+      m_pEnv(pEnv),
+      m_bChangeMask(FALSE),
+      m_bBeingDestroyed(FALSE) {}
+
+CPDFSDK_Document::~CPDFSDK_Document() {
+  m_bBeingDestroyed = TRUE;
+
+  for (auto& it : m_pageMap)
+    it.second->KillFocusAnnotIfNeeded();
+
+  for (auto& it : m_pageMap)
+    delete it.second;
+  m_pageMap.clear();
+}
+
+CPDFSDK_PageView* CPDFSDK_Document::GetPageView(
+    UnderlyingPageType* pUnderlyingPage,
+    bool ReNew) {
+  auto it = m_pageMap.find(pUnderlyingPage);
+  if (it != m_pageMap.end())
+    return it->second;
+
+  if (!ReNew)
+    return nullptr;
+
+  CPDFSDK_PageView* pPageView = new CPDFSDK_PageView(this, pUnderlyingPage);
+  m_pageMap[pUnderlyingPage] = pPageView;
+  // Delay to load all the annotations, to avoid endless loop.
+  pPageView->LoadFXAnnots();
+  return pPageView;
+}
+
+CPDFSDK_PageView* CPDFSDK_Document::GetCurrentView() {
+  UnderlyingPageType* pPage =
+      UnderlyingFromFPDFPage(m_pEnv->FFI_GetCurrentPage(m_pDoc));
+  return pPage ? GetPageView(pPage, true) : nullptr;
+}
+
+CPDFSDK_PageView* CPDFSDK_Document::GetPageView(int nIndex) {
+  UnderlyingPageType* pTempPage =
+      UnderlyingFromFPDFPage(m_pEnv->FFI_GetPage(m_pDoc, nIndex));
+  if (!pTempPage)
+    return nullptr;
+
+  auto it = m_pageMap.find(pTempPage);
+  return it != m_pageMap.end() ? it->second : nullptr;
+}
+
+void CPDFSDK_Document::ProcJavascriptFun() {
+  CPDF_Document* pPDFDoc = GetPDFDocument();
+  CPDF_DocJSActions docJS(pPDFDoc);
+  int iCount = docJS.CountJSActions();
+  if (iCount < 1)
+    return;
+  for (int i = 0; i < iCount; i++) {
+    CFX_ByteString csJSName;
+    CPDF_Action jsAction = docJS.GetJSAction(i, csJSName);
+    if (m_pEnv->GetActionHander())
+      m_pEnv->GetActionHander()->DoAction_JavaScript(
+          jsAction, CFX_WideString::FromLocal(csJSName.AsStringC()), this);
+  }
+}
+
+FX_BOOL CPDFSDK_Document::ProcOpenAction() {
+  if (!m_pDoc)
+    return FALSE;
+
+  CPDF_Dictionary* pRoot = GetPDFDocument()->GetRoot();
+  if (!pRoot)
+    return FALSE;
+
+  CPDF_Object* pOpenAction = pRoot->GetDictBy("OpenAction");
+  if (!pOpenAction)
+    pOpenAction = pRoot->GetArrayBy("OpenAction");
+
+  if (!pOpenAction)
+    return FALSE;
+
+  if (pOpenAction->IsArray())
+    return TRUE;
+
+  if (CPDF_Dictionary* pDict = pOpenAction->AsDictionary()) {
+    CPDF_Action action(pDict);
+    if (m_pEnv->GetActionHander())
+      m_pEnv->GetActionHander()->DoAction_DocOpen(action, this);
+    return TRUE;
+  }
+  return FALSE;
+}
+
+CPDF_OCContext* CPDFSDK_Document::GetOCContext() {
+  if (!m_pOccontent) {
+    m_pOccontent.reset(
+        new CPDF_OCContext(GetPDFDocument(), CPDF_OCContext::View));
+  }
+  return m_pOccontent.get();
+}
+
+void CPDFSDK_Document::RemovePageView(UnderlyingPageType* pUnderlyingPage) {
+  auto it = m_pageMap.find(pUnderlyingPage);
+  if (it == m_pageMap.end())
+    return;
+
+  CPDFSDK_PageView* pPageView = it->second;
+  if (pPageView->IsLocked())
+    return;
+
+  // This must happen before we remove |pPageView| from the map because
+  // |KillFocusAnnotIfNeeded| can call into the |GetPage| method which will
+  // look for this page view in the map, if it doesn't find it a new one will
+  // be created. We then have two page views pointing to the same page and
+  // bad things happen.
+  pPageView->KillFocusAnnotIfNeeded();
+
+  // Remove the page from the map to make sure we don't accidentally attempt
+  // to use the |pPageView| while we're cleaning it up.
+  m_pageMap.erase(it);
+
+  delete pPageView;
+}
+
+UnderlyingPageType* CPDFSDK_Document::GetPage(int nIndex) {
+  return UnderlyingFromFPDFPage(m_pEnv->FFI_GetPage(m_pDoc, nIndex));
+}
+
+CPDFSDK_InterForm* CPDFSDK_Document::GetInterForm() {
+  if (!m_pInterForm)
+    m_pInterForm.reset(new CPDFSDK_InterForm(this));
+  return m_pInterForm.get();
+}
+
+void CPDFSDK_Document::UpdateAllViews(CPDFSDK_PageView* pSender,
+                                      CPDFSDK_Annot* pAnnot) {
+  for (const auto& it : m_pageMap) {
+    CPDFSDK_PageView* pPageView = it.second;
+    if (pPageView != pSender) {
+      pPageView->UpdateView(pAnnot);
+    }
+  }
+}
+
+CPDFSDK_Annot* CPDFSDK_Document::GetFocusAnnot() {
+  return m_pFocusAnnot;
+}
+
+FX_BOOL CPDFSDK_Document::SetFocusAnnot(CPDFSDK_Annot* pAnnot, FX_UINT nFlag) {
+  if (m_bBeingDestroyed)
+    return FALSE;
+
+  if (m_pFocusAnnot == pAnnot)
+    return TRUE;
+
+  if (m_pFocusAnnot) {
+    if (!KillFocusAnnot(nFlag))
+      return FALSE;
+  }
+
+  if (!pAnnot)
+    return FALSE;
+
+#ifdef PDF_ENABLE_XFA
+  CPDFSDK_Annot* pLastFocusAnnot = m_pFocusAnnot;
+#endif  // PDF_ENABLE_XFA
+  CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
+  if (pPageView && pPageView->IsValid()) {
+    CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
+    if (!m_pFocusAnnot) {
+#ifdef PDF_ENABLE_XFA
+      if (!pAnnotHandler->Annot_OnChangeFocus(pAnnot, pLastFocusAnnot))
+        return FALSE;
+#endif  // PDF_ENABLE_XFA
+      if (!pAnnotHandler->Annot_OnSetFocus(pAnnot, nFlag))
+        return FALSE;
+      if (!m_pFocusAnnot) {
+        m_pFocusAnnot = pAnnot;
+        return TRUE;
+      }
+    }
+  }
+  return FALSE;
+}
+
+FX_BOOL CPDFSDK_Document::KillFocusAnnot(FX_UINT nFlag) {
+  if (m_pFocusAnnot) {
+    CPDFSDK_AnnotHandlerMgr* pAnnotHandler = m_pEnv->GetAnnotHandlerMgr();
+    CPDFSDK_Annot* pFocusAnnot = m_pFocusAnnot;
+    m_pFocusAnnot = nullptr;
+
+#ifdef PDF_ENABLE_XFA
+    if (!pAnnotHandler->Annot_OnChangeFocus(nullptr, pFocusAnnot))
+      return FALSE;
+#endif  // PDF_ENABLE_XFA
+
+    if (pAnnotHandler->Annot_OnKillFocus(pFocusAnnot, nFlag)) {
+      if (pFocusAnnot->GetAnnotSubtype() == CPDF_Annot::Subtype::WIDGET) {
+        CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pFocusAnnot;
+        int nFieldType = pWidget->GetFieldType();
+        if (FIELDTYPE_TEXTFIELD == nFieldType ||
+            FIELDTYPE_COMBOBOX == nFieldType) {
+          m_pEnv->FFI_OnSetFieldInputFocus(nullptr, nullptr, 0, FALSE);
+        }
+      }
+
+      if (!m_pFocusAnnot)
+        return TRUE;
+    } else {
+      m_pFocusAnnot = pFocusAnnot;
+    }
+  }
+  return FALSE;
+}
+
+void CPDFSDK_Document::OnCloseDocument() {
+  KillFocusAnnot();
+}
+
+FX_BOOL CPDFSDK_Document::GetPermissions(int nFlag) {
+  return GetPDFDocument()->GetUserPermissions() & nFlag;
+}
+
+IJS_Runtime* CPDFSDK_Document::GetJsRuntime() {
+  return m_pEnv->GetJSRuntime();
+}
+
+CFX_WideString CPDFSDK_Document::GetPath() {
+  return m_pEnv->JS_docGetFilePath();
+}