fpdfsdk/src/javascript/JS_Object.cpp

// 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 "../../include/javascript/JavaScript.h"
#include "../../include/javascript/IJavaScript.h"
#include "../../include/javascript/JS_Define.h"
#include "../../include/javascript/JS_Object.h"
#include "../../include/javascript/JS_Context.h"

JS_TIMER_MAPARRAY& GetTimeMap()
{
  // Leak the timer array at shutdown.
  static auto* timeMap = new JS_TIMER_MAPARRAY;
  return *timeMap;
}

int FXJS_MsgBox(CPDFDoc_Environment* pApp, CPDFSDK_PageView* pPageView, const FX_WCHAR* swMsg, const FX_WCHAR* swTitle, FX_UINT nType, FX_UINT nIcon)
{
    if (!pApp)
        return 0;

    if (CPDFSDK_Document* pDoc = pApp->GetSDKDocument())
        pDoc->KillFocusAnnot();

    return pApp->JS_appAlert(swMsg, swTitle, nType, nIcon);
}

CPDFSDK_PageView* FXJS_GetPageView(IFXJS_Context* cc)
{
    if (CJS_Context* pContext = (CJS_Context *)cc)
    {
        if (pContext->GetReaderDocument())
            return NULL;
    }
    return NULL;
}

/* ---------------------------------  CJS_EmbedObj --------------------------------- */

CJS_EmbedObj::CJS_EmbedObj(CJS_Object* pJSObject) :
    m_pJSObject(pJSObject)
{
}

CJS_EmbedObj::~CJS_EmbedObj()
{
    m_pJSObject = NULL;

}

CPDFSDK_PageView* CJS_EmbedObj::JSGetPageView(IFXJS_Context* cc)
{
    return FXJS_GetPageView(cc);
}

int CJS_EmbedObj::MsgBox(CPDFDoc_Environment* pApp, CPDFSDK_PageView* pPageView,const FX_WCHAR* swMsg,const FX_WCHAR* swTitle,FX_UINT nType,FX_UINT nIcon)
{
    return FXJS_MsgBox(pApp, pPageView, swMsg, swTitle, nType, nIcon);
}

void CJS_EmbedObj::Alert(CJS_Context* pContext, const FX_WCHAR* swMsg)
{
    CJS_Object::Alert(pContext, swMsg);
}

CJS_Timer* CJS_EmbedObj::BeginTimer(CPDFDoc_Environment* pApp, FX_UINT nElapse)
{
    CJS_Timer* pTimer = new CJS_Timer(this,pApp);
    pTimer->SetJSTimer(nElapse);

    return pTimer;
}

void CJS_EmbedObj::EndTimer(CJS_Timer* pTimer)
{
    ASSERT(pTimer != NULL);
    pTimer->KillJSTimer();
    delete pTimer;
}

/* ---------------------------------  CJS_Object --------------------------------- */
void  FreeObject(const v8::WeakCallbackInfo<CJS_Object>& data)
{
    CJS_Object* pJSObj  = data.GetParameter();
        pJSObj->ExitInstance();
        delete pJSObj;
    JS_FreePrivate(data.GetInternalField(0));
}

void  DisposeObject(const v8::WeakCallbackInfo<CJS_Object>& data)
{
    CJS_Object* pJSObj  = data.GetParameter();
        pJSObj->Dispose();
        data.SetSecondPassCallback(FreeObject);
}

CJS_Object::CJS_Object(JSFXObject pObject) :m_pEmbedObj(NULL)
{
    v8::Local<v8::Context> context = pObject->CreationContext();
    m_pIsolate = context->GetIsolate();
    m_pObject.Reset(m_pIsolate, pObject);
};

CJS_Object::~CJS_Object(void)
{
    delete m_pEmbedObj;
    m_pEmbedObj = NULL;

    m_pObject.Reset();
};

void    CJS_Object::MakeWeak()
{
    m_pObject.SetWeak(
            this, DisposeObject, v8::WeakCallbackType::kInternalFields);
}

void    CJS_Object::Dispose()
{
        m_pObject.Reset();
}

CPDFSDK_PageView* CJS_Object::JSGetPageView(IFXJS_Context* cc)
{
    return FXJS_GetPageView(cc);
}

int CJS_Object::MsgBox(CPDFDoc_Environment* pApp, CPDFSDK_PageView* pPageView, const FX_WCHAR* swMsg, const FX_WCHAR* swTitle, FX_UINT nType, FX_UINT nIcon)
{
    return FXJS_MsgBox(pApp, pPageView, swMsg, swTitle, nType, nIcon);
}

void CJS_Object::Alert(CJS_Context* pContext, const FX_WCHAR* swMsg)
{
    ASSERT(pContext != NULL);

    if (pContext->IsMsgBoxEnabled())
    {
        CPDFDoc_Environment* pApp = pContext->GetReaderApp();
        if(pApp)
            pApp->JS_appAlert(swMsg, NULL, 0, 3);
    }
}