Merge to XFA: Tidy up CPDFDOC_Environment.

Original Review URL: https://codereview.chromium.org/1235393002 .
(cherry picked from commit fb07e2843dad0774d5842c2b08e7792164efc14a)

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1244503002 .

1 files changed, 428 insertions, 532 deletions

diff --git a/fpdfsdk/src/fpdfformfill.cpp b/fpdfsdk/src/fpdfformfill.cpp
index 8087bb1d70..20beedd84a 100644
--- a/fpdfsdk/src/fpdfformfill.cpp
+++ b/fpdfsdk/src/fpdfformfill.cpp
@@ -15,701 +15,597 @@
 
 #include "../include/javascript/IJavaScript.h"
 
-
-DLLEXPORT int STDCALL FPDPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle, FPDF_PAGE page,double page_x, double page_y)
-{
-	if(!page || !hHandle)
-		return -1;
-	CPDF_Page * pPage = ((CPDFXFA_Page*) page)->GetPDFPage();
-	if (pPage)
-	{
-		CPDF_InterForm * pInterForm = NULL;
-		pInterForm = new CPDF_InterForm(pPage->m_pDocument,FALSE);
-		if (!pInterForm)
-			return -1;
-		CPDF_FormControl* pFormCtrl = pInterForm->GetControlAtPoint(pPage, (FX_FLOAT)page_x, (FX_FLOAT)page_y);
-		if(!pFormCtrl)
-		{
-			delete pInterForm;
-			return -1;
-		}
-		CPDF_FormField* pFormField = pFormCtrl->GetField();
-		if(!pFormField)
-		{
-			delete pInterForm;
-			return -1;
-		}
-
-		int nType = pFormField->GetFieldType();
-		delete pInterForm;
-		return nType;
-	}
-
-	IXFA_PageView* pPageView = ((CPDFXFA_Page*)page)->GetXFAPageView();
-	if (pPageView)
-	{
-		IXFA_WidgetHandler* pWidgetHandler = NULL;
-		IXFA_DocView* pDocView = pPageView->GetDocView();
-		if (!pDocView)
-			return -1;
-
-		pWidgetHandler = pDocView->GetWidgetHandler();
-		if (!pWidgetHandler)
-			return -1;
-
-		IXFA_Widget* pXFAAnnot = NULL;
-		IXFA_WidgetIterator* pWidgetIterator = pPageView->CreateWidgetIterator(XFA_TRAVERSEWAY_Form, XFA_WIDGETFILTER_Viewable|XFA_WIDGETFILTER_AllType);
-		if (!pWidgetIterator)
-			return -1;
-		pXFAAnnot = pWidgetIterator->MoveToNext();
-		while (pXFAAnnot) {
-			CFX_RectF rcBBox;
-			pWidgetHandler->GetBBox (pXFAAnnot, rcBBox, 0);
-			CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width, rcBBox.top+rcBBox.height);
-			rcWidget.left -= 1.0f;
-			rcWidget.right += 1.0f;
-			rcWidget.bottom -= 1.0f;
-			rcWidget.top += 1.0f;
-
-			if (rcWidget.Contains(static_cast<FX_FLOAT>(page_x),
-				static_cast<FX_FLOAT>(page_y))) {
-				pWidgetIterator->Release();
-				return FPDF_FORMFIELD_XFA;
-			}
-			pXFAAnnot = pWidgetIterator->MoveToNext();
-		}
-
-		pWidgetIterator->Release();
-	}
-
-	return -1;
+namespace {
+
+CPDFSDK_Document* FormHandleToSDKDoc(FPDF_FORMHANDLE hHandle)
+{
+    CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle;
+    return pEnv ? pEnv->GetSDKDocument() : nullptr;
+}
+
+CPDFSDK_InterForm* FormHandleToInterForm(FPDF_FORMHANDLE hHandle)
+{
+    CPDFSDK_Document* pSDKDoc = FormHandleToSDKDoc(hHandle);
+    return pSDKDoc ? pSDKDoc->GetInterForm() : nullptr;
+}
+
+CPDFSDK_PageView* FormHandleToPageView(FPDF_FORMHANDLE hHandle, FPDF_PAGE page)
+{
+    CPDFSDK_Document* pSDKDoc = FormHandleToSDKDoc(hHandle);
+    return pSDKDoc ? pSDKDoc->GetPageView((CPDFXFA_Page*)page, TRUE) : nullptr;
+}
+
+}  // namespace
+
+DLLEXPORT int STDCALL FPDPage_HasFormFieldAtPoint(
+    FPDF_FORMHANDLE hHandle, FPDF_PAGE page, double page_x, double page_y)
+{
+    if(!page || !hHandle)
+        return -1;
+    CPDF_Page * pPage = ((CPDFXFA_Page*) page)->GetPDFPage();
+    if (pPage)
+    {
+        CPDF_InterForm * pInterForm = NULL;
+        pInterForm = new CPDF_InterForm(pPage->m_pDocument,FALSE);
+        if (!pInterForm)
+            return -1;
+        CPDF_FormControl* pFormCtrl = pInterForm->GetControlAtPoint(pPage, (FX_FLOAT)page_x, (FX_FLOAT)page_y);
+        if(!pFormCtrl)
+        {
+            delete pInterForm;
+            return -1;
+        }
+        CPDF_FormField* pFormField = pFormCtrl->GetField();
+        if(!pFormField)
+        {
+            delete pInterForm;
+            return -1;
+        }
+
+        int nType = pFormField->GetFieldType();
+        delete pInterForm;
+        return nType;
+    }
+
+    IXFA_PageView* pPageView = ((CPDFXFA_Page*)page)->GetXFAPageView();
+    if (pPageView)
+    {
+        IXFA_WidgetHandler* pWidgetHandler = NULL;
+        IXFA_DocView* pDocView = pPageView->GetDocView();
+        if (!pDocView)
+            return -1;
+
+        pWidgetHandler = pDocView->GetWidgetHandler();
+        if (!pWidgetHandler)
+            return -1;
+
+        IXFA_Widget* pXFAAnnot = NULL;
+        IXFA_WidgetIterator* pWidgetIterator = pPageView->CreateWidgetIterator(XFA_TRAVERSEWAY_Form, XFA_WIDGETFILTER_Viewable|XFA_WIDGETFILTER_AllType);
+        if (!pWidgetIterator)
+            return -1;
+        pXFAAnnot = pWidgetIterator->MoveToNext();
+        while (pXFAAnnot) {
+            CFX_RectF rcBBox;
+            pWidgetHandler->GetBBox (pXFAAnnot, rcBBox, 0);
+            CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width, rcBBox.top+rcBBox.height);
+            rcWidget.left -= 1.0f;
+            rcWidget.right += 1.0f;
+            rcWidget.bottom -= 1.0f;
+            rcWidget.top += 1.0f;
+
+            if (rcWidget.Contains(static_cast<FX_FLOAT>(page_x),
+                static_cast<FX_FLOAT>(page_y))) {
+                pWidgetIterator->Release();
+                return FPDF_FORMFIELD_XFA;
+            }
+            pXFAAnnot = pWidgetIterator->MoveToNext();
+        }
+
+        pWidgetIterator->Release();
+    }
+
+    return -1;
 }
 
 DLLEXPORT FPDF_FORMHANDLE STDCALL FPDFDOC_InitFormFillEnvironment(FPDF_DOCUMENT document, FPDF_FORMFILLINFO* formInfo)
 {
-	if(!document || !formInfo || formInfo->version!=2)
-		return NULL;
-	CPDFXFA_Document * pDocument = (CPDFXFA_Document*) document;
- 	CPDFDoc_Environment * pEnv = NULL;
-	pEnv = new CPDFDoc_Environment(pDocument);
-	if (!pEnv)
-		return NULL;
-	pEnv->RegAppHandle(formInfo);
-
-	CPDFXFA_App* pApp = CPDFXFA_App::GetInstance();
-	pApp->AddFormFillEnv(pEnv);
-
-	if(pEnv->GetPDFXFADocument())
-	{
-		//CPDFSDK_Document* pSDKDoc = new CPDFSDK_Document(pEnv->GetPDFXFADocument(), pEnv);
-		CPDFSDK_Document* pSDKDoc = pDocument->GetSDKDocument(pEnv);
-		if(pSDKDoc) {
-			pEnv->SetCurrentDoc(pSDKDoc);
-		}
-	}
-	return pEnv;
+    if (!document || !formInfo || formInfo->version != 2)
+        return nullptr;
+
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    CPDFDoc_Environment* pEnv = new CPDFDoc_Environment(pDocument, formInfo);
+    pEnv->SetSDKDocument(pDocument->GetSDKDocument(pEnv));
+
+    CPDFXFA_App* pApp = CPDFXFA_App::GetInstance();
+    pApp->AddFormFillEnv(pEnv);
+
+    return pEnv;
 }
 
 DLLEXPORT void STDCALL FPDFDOC_ExitFormFillEnvironment(FPDF_FORMHANDLE hHandle)
 {
-	if (!hHandle)
-		return;
-	CPDFXFA_App* pApp = CPDFXFA_App::GetInstance();
-	pApp->RemoveFormFillEnv((CPDFDoc_Environment*)hHandle);
-	delete (CPDFDoc_Environment*)hHandle;
-	hHandle = NULL;
+    if (!hHandle)
+        return;
+    CPDFXFA_App* pApp = CPDFXFA_App::GetInstance();
+    pApp->RemoveFormFillEnv((CPDFDoc_Environment*)hHandle);
+    delete (CPDFDoc_Environment*)hHandle;
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnMouseMove(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y)
 {
-	if (!hHandle || !page)
-		return FALSE;
-// 	CPDF_Page * pPage = (CPDF_Page*) page;
-// 	CPDF_Document * pDoc = pPage->m_pDocument;
-//	CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle;
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
-
-// 	double page_x = 0;
-// 	double page_y = 0;
-//	pEnv->FFI_DeviceToPage(page, point_x, point_y, &page_x, &page_y);
-	CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
-	return pPageView->OnMouseMove(pt, modifier);
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
+
+    CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
+    return pPageView->OnMouseMove(pt, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnLButtonDown(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y)
 {
-	if (!hHandle || !page)
-		return FALSE;
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
-// 	double page_x = 0;
-// 	double page_y = 0;
-// 	pEnv->FFI_DeviceToPage(page, point_x, point_y, &page_x, &page_y);
-	CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
- 	return pPageView->OnLButtonDown(pt, modifier);
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
+
+    CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
+    return pPageView->OnLButtonDown(pt, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnLButtonUp(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y)
 {
-	if (!hHandle || !page)
-		return FALSE;
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
-// 	double page_x = 0;
-// 	double page_y = 0;
-// 	pEnv->FFI_DeviceToPage(page, point_x, point_y, &page_x, &page_y);
-	CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
-	return pPageView->OnLButtonUp(pt, modifier);
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
+
+    CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
+    return pPageView->OnLButtonUp(pt, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnRButtonDown(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y)
 {
-	if (!hHandle || !page)
-		return FALSE;
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
 
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
-
-	CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
-	return pPageView->OnRButtonDown(pt, modifier);
+    CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
+    return pPageView->OnRButtonDown(pt, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnRButtonUp(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int modifier, double page_x, double page_y)
 {
-	if (!hHandle || !page)
-		return FALSE;
-
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
 
-	CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
-	return pPageView->OnRButtonUp(pt, modifier);
+    CPDF_Point pt((FX_FLOAT)page_x, (FX_FLOAT)page_y);
+    return pPageView->OnRButtonUp(pt, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnKeyDown(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int nKeyCode, int modifier)
 {
-	if (!hHandle || !page)
-		return FALSE;
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
 
-
-	return pPageView->OnKeyDown(nKeyCode, modifier);
+    return pPageView->OnKeyDown(nKeyCode, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnKeyUp(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int nKeyCode, int modifier)
 {
-	if (!hHandle || !page)
-		return FALSE;
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
-
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
 
-	return pPageView->OnKeyUp(nKeyCode, modifier);
+    return pPageView->OnKeyUp(nKeyCode, modifier);
 }
 
-
 DLLEXPORT FPDF_BOOL STDCALL FORM_OnChar(FPDF_FORMHANDLE hHandle, FPDF_PAGE page, int nChar,  int modifier)
 {
-	if (!hHandle || !page)
-		return FALSE;
-	CPDFSDK_Document* pFXDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pFXDoc)
-		return FALSE;
-	CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page);
-	if(!pPageView)
-		return FALSE;
-	return pPageView->OnChar(nChar, modifier);
+    CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page);
+    if (!pPageView)
+        return FALSE;
 
+    return pPageView->OnChar(nChar, modifier);
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FORM_ForceToKillFocus(FPDF_FORMHANDLE hHandle)
 {
-	if(!hHandle)
-		return FALSE;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pSDKDoc)
-		return FALSE;
-	//Kill the current focus.
-	return pSDKDoc->KillFocusAnnot(0);
+    CPDFSDK_Document* pSDKDoc = FormHandleToSDKDoc(hHandle);
+    if (!pSDKDoc)
+        return FALSE;
+
+    return pSDKDoc->KillFocusAnnot(0);
 }
 
-DLLEXPORT void STDCALL FPDF_FFLDraw(FPDF_FORMHANDLE hHandle, FPDF_BITMAP bitmap, FPDF_PAGE page, int start_x, int start_y,
-												  int size_x, int size_y, int rotate, int flags)
+DLLEXPORT void STDCALL FPDF_FFLDraw(FPDF_FORMHANDLE hHandle, FPDF_BITMAP bitmap, FPDF_PAGE page,
+                                    int start_x, int start_y, int size_x, int size_y, int rotate, int flags)
 {
-	if (!hHandle || !page)
-		return ;
+    if (!hHandle || !page)
+        return ;
 
-	CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
-	CPDFXFA_Document* pDocument = pPage->GetDocument();
-	if (!pDocument)
-		return;
-	CPDF_Document* pPDFDoc = pDocument->GetPDFDoc();
-	if (!pPDFDoc)
-		return;
+    CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
+    CPDFXFA_Document* pDocument = pPage->GetDocument();
+    if (!pDocument)
+        return;
+    CPDF_Document* pPDFDoc = pDocument->GetPDFDoc();
+    if (!pPDFDoc)
+        return;
 
-	CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle;
-	CPDFSDK_Document* pFXDoc = pEnv->GetCurrentDoc();
-	if (!pFXDoc)
-		return;
+    CPDFDoc_Environment* pEnv = (CPDFDoc_Environment*)hHandle;
+    CPDFSDK_Document* pFXDoc = pEnv->GetSDKDocument();
+    if (!pFXDoc)
+        return;
 
-	CFX_AffineMatrix matrix;
-	pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate);
+    CFX_AffineMatrix matrix;
+    pPage->GetDisplayMatrix(matrix, start_x, start_y, size_x, size_y, rotate);
 
-	FX_RECT clip;
-	clip.left = start_x;
-	clip.right = start_x + size_x;
-	clip.top = start_y;
-	clip.bottom = start_y + size_y;
+    FX_RECT clip;
+    clip.left = start_x;
+    clip.right = start_x + size_x;
+    clip.top = start_y;
+    clip.bottom = start_y + size_y;
 
 #ifdef _SKIA_SUPPORT_
-	CFX_SkiaDevice* pDevice = FX_NEW CFX_SkiaDevice;
+    nonstd::unique_ptr<CFX_SkiaDevice> pDevice(new CFX_SkiaDevice);
 #else
-	CFX_FxgeDevice* pDevice = NULL;
-	pDevice = FX_NEW CFX_FxgeDevice;
+    nonstd::unique_ptr<CFX_FxgeDevice> pDevice(new CFX_FxgeDevice);
 #endif
 
-	if (!pDevice)
-		return;
-	pDevice->Attach((CFX_DIBitmap*)bitmap);
-	pDevice->SaveState();
-	pDevice->SetClip_Rect(&clip);
-
-	CPDF_RenderOptions options;
-	if (flags & FPDF_LCD_TEXT)
-		options.m_Flags |= RENDER_CLEARTYPE;
-	else
-		options.m_Flags &= ~RENDER_CLEARTYPE;
-
-	//Grayscale output
-	if (flags & FPDF_GRAYSCALE)
-	{
-		options.m_ColorMode = RENDER_COLOR_GRAY;
-		options.m_ForeColor = 0;
-		options.m_BackColor = 0xffffff;
-	}
-	options.m_AddFlags = flags >> 8;
-
-	options.m_pOCContext = FX_NEW CPDF_OCContext(pPDFDoc);
-
-	if(CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page))
-	{
-		pPageView->PageView_OnDraw(pDevice, &matrix, &options, &clip);
-	}
-	pDevice->RestoreState();
-
-	if(options.m_pOCContext)
-	{
-		delete options.m_pOCContext;
-		options.m_pOCContext = NULL;
-	}
-	if(pDevice)
-	{
-		delete pDevice;
-		pDevice = NULL;
-	}
+    if (!pDevice)
+        return;
+    pDevice->Attach((CFX_DIBitmap*)bitmap);
+    pDevice->SaveState();
+    pDevice->SetClip_Rect(&clip);
+
+    CPDF_RenderOptions options;
+    if (flags & FPDF_LCD_TEXT)
+        options.m_Flags |= RENDER_CLEARTYPE;
+    else
+        options.m_Flags &= ~RENDER_CLEARTYPE;
 
+    //Grayscale output
+    if (flags & FPDF_GRAYSCALE)
+    {
+        options.m_ColorMode = RENDER_COLOR_GRAY;
+        options.m_ForeColor = 0;
+        options.m_BackColor = 0xffffff;
+    }
+    options.m_AddFlags = flags >> 8;
+    options.m_pOCContext = FX_NEW CPDF_OCContext(pPDFDoc);
+
+    if (CPDFSDK_PageView* pPageView = pFXDoc->GetPageView((CPDFXFA_Page*)page))
+        pPageView->PageView_OnDraw(pDevice.get(), &matrix, &options, &clip);
+
+    pDevice->RestoreState();
+
+    delete options.m_pOCContext;
+    options.m_pOCContext = NULL;
 }
 DLLEXPORT void STDCALL FPDF_Widget_Undo(FPDF_DOCUMENT document, FPDF_WIDGET hWidget)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	pXFAMenuHander->Undo((IXFA_Widget*)hWidget);
+    pXFAMenuHander->Undo((IXFA_Widget*)hWidget);
 
 }
 DLLEXPORT void STDCALL FPDF_Widget_Redo(FPDF_DOCUMENT document, FPDF_WIDGET hWidget)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	pXFAMenuHander->Redo((IXFA_Widget*)hWidget);
+    pXFAMenuHander->Redo((IXFA_Widget*)hWidget);
 }
 
 DLLEXPORT void STDCALL FPDF_Widget_SelectAll(FPDF_DOCUMENT document, FPDF_WIDGET hWidget)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	pXFAMenuHander->SelectAll((IXFA_Widget*)hWidget);
+    pXFAMenuHander->SelectAll((IXFA_Widget*)hWidget);
 }
 DLLEXPORT void STDCALL FPDF_Widget_Copy(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, FPDF_WIDESTRING wsText, FPDF_DWORD* size)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	CFX_WideString wsCpText;
-	pXFAMenuHander->Copy((IXFA_Widget*)hWidget, wsCpText);
+    CFX_WideString wsCpText;
+    pXFAMenuHander->Copy((IXFA_Widget*)hWidget, wsCpText);
 
-	CFX_ByteString bsCpText = wsCpText.UTF16LE_Encode();
-	int len = bsCpText.GetLength()/sizeof(unsigned short);
-	if (wsText == NULL) {
-		*size = len;
-		return;
-	}
+    CFX_ByteString bsCpText = wsCpText.UTF16LE_Encode();
+    int len = bsCpText.GetLength()/sizeof(unsigned short);
+    if (wsText == NULL) {
+        *size = len;
+        return;
+    }
 
-	int real_size = len < *size ? len : *size;
-	if (real_size > 0)
-	{
-		FXSYS_memcpy((void*)wsText,bsCpText.GetBuffer(real_size*sizeof(unsigned short)),real_size*sizeof(unsigned short));
-		bsCpText.ReleaseBuffer(real_size*sizeof(unsigned short));
-	}
-	*size = real_size;
+    int real_size = len < *size ? len : *size;
+    if (real_size > 0)
+    {
+        FXSYS_memcpy((void*)wsText,bsCpText.GetBuffer(real_size*sizeof(unsigned short)),real_size*sizeof(unsigned short));
+        bsCpText.ReleaseBuffer(real_size*sizeof(unsigned short));
+    }
+    *size = real_size;
 }
 DLLEXPORT void STDCALL FPDF_Widget_Cut(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, FPDF_WIDESTRING wsText, FPDF_DWORD* size)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
-
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
-
-	CFX_WideString wsCpText;
-	pXFAMenuHander->Cut((IXFA_Widget*)hWidget, wsCpText);
-
-	CFX_ByteString bsCpText = wsCpText.UTF16LE_Encode();
-	int len = bsCpText.GetLength()/sizeof(unsigned short);
-	if (wsText == NULL) {
-		*size = len;
-		return;
-	}
-
-	int real_size = len < *size ? len : *size;
-	if (real_size > 0)
-	{
-		FXSYS_memcpy((void*)wsText,bsCpText.GetBuffer(real_size*sizeof(unsigned short)),real_size*sizeof(unsigned short));
-		bsCpText.ReleaseBuffer(real_size*sizeof(unsigned short));
-	}
-	*size = real_size;
+    if (NULL == hWidget || NULL == document)
+        return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
+
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
+
+    CFX_WideString wsCpText;
+    pXFAMenuHander->Cut((IXFA_Widget*)hWidget, wsCpText);
+
+    CFX_ByteString bsCpText = wsCpText.UTF16LE_Encode();
+    int len = bsCpText.GetLength()/sizeof(unsigned short);
+    if (wsText == NULL) {
+        *size = len;
+        return;
+    }
+
+    int real_size = len < *size ? len : *size;
+    if (real_size > 0)
+    {
+        FXSYS_memcpy((void*)wsText,bsCpText.GetBuffer(real_size*sizeof(unsigned short)),real_size*sizeof(unsigned short));
+        bsCpText.ReleaseBuffer(real_size*sizeof(unsigned short));
+    }
+    *size = real_size;
 }
 DLLEXPORT void STDCALL FPDF_Widget_Paste(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, FPDF_WIDESTRING wsText, FPDF_DWORD size)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	CFX_WideString wstr = CFX_WideString::FromUTF16LE(wsText, size);
-	pXFAMenuHander->Paste((IXFA_Widget*)hWidget, wstr);
+    CFX_WideString wstr = CFX_WideString::FromUTF16LE(wsText, size);
+    pXFAMenuHander->Paste((IXFA_Widget*)hWidget, wstr);
 
 }
 DLLEXPORT void STDCALL FPDF_Widget_ReplaceSpellCheckWord(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, float x, float y, FPDF_BYTESTRING bsText)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	CFX_PointF ptPopup;
-	ptPopup.x = x;
-	ptPopup.y = y;
-	CFX_ByteStringC bs(bsText);
-	pXFAMenuHander->ReplaceSpellCheckWord((IXFA_Widget*)hWidget,ptPopup,bs);
+    CFX_PointF ptPopup;
+    ptPopup.x = x;
+    ptPopup.y = y;
+    CFX_ByteStringC bs(bsText);
+    pXFAMenuHander->ReplaceSpellCheckWord((IXFA_Widget*)hWidget,ptPopup,bs);
 
 }
 DLLEXPORT void STDCALL FPDF_Widget_GetSpellCheckWords(FPDF_DOCUMENT document, FPDF_WIDGET hWidget, float x, float y, FPDF_STRINGHANDLE* stringHandle)
 {
-	if (NULL == hWidget || NULL == document)
-		return;
+    if (NULL == hWidget || NULL == document)
+        return;
 
-	CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
-	if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
-		return;
+    CPDFXFA_Document* pDocument = (CPDFXFA_Document*)document;
+    if (pDocument->GetDocType() != XFA_DOCTYPE_Dynamic && pDocument->GetDocType() != XFA_DOCTYPE_Static)
+        return;
 
-	IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
-	if (pXFAMenuHander == NULL)
-		return;
+    IXFA_MenuHandler* pXFAMenuHander = CPDFXFA_App::GetInstance()->GetXFAApp()->GetMenuHandler();
+    if (pXFAMenuHander == NULL)
+        return;
 
-	CFX_ByteStringArray* sSuggestWords = FX_NEW CFX_ByteStringArray;
-	CFX_PointF ptPopup;
-	ptPopup.x = x;
-	ptPopup.y = y;
-	pXFAMenuHander->GetSuggestWords((IXFA_Widget*)hWidget, ptPopup, *sSuggestWords);
-	*stringHandle = (FPDF_STRINGHANDLE)sSuggestWords;
+    CFX_ByteStringArray* sSuggestWords = FX_NEW CFX_ByteStringArray;
+    CFX_PointF ptPopup;
+    ptPopup.x = x;
+    ptPopup.y = y;
+    pXFAMenuHander->GetSuggestWords((IXFA_Widget*)hWidget, ptPopup, *sSuggestWords);
+    *stringHandle = (FPDF_STRINGHANDLE)sSuggestWords;
 }
 DLLEXPORT int STDCALL FPDF_StringHandleCounts(FPDF_STRINGHANDLE stringHandle)
 {
-	if (stringHandle == NULL)
-		return -1;
-	CFX_ByteStringArray* sSuggestWords = (CFX_ByteStringArray*)stringHandle;
-	return sSuggestWords->GetSize();
+    if (stringHandle == NULL)
+        return -1;
+    CFX_ByteStringArray* sSuggestWords = (CFX_ByteStringArray*)stringHandle;
+    return sSuggestWords->GetSize();
 }
 DLLEXPORT FPDF_BOOL STDCALL FPDF_StringHandleGetStringByIndex(FPDF_STRINGHANDLE stringHandle, int index, FPDF_BYTESTRING bsText, FPDF_DWORD* size)
 {
-	if (stringHandle == NULL || size == NULL)
-		return FALSE;
-	int count = FPDF_StringHandleCounts(stringHandle);
-	if (index < 0|| index >= count)
-		return FALSE;
+    if (stringHandle == NULL || size == NULL)
+        return FALSE;
+    int count = FPDF_StringHandleCounts(stringHandle);
+    if (index < 0|| index >= count)
+        return FALSE;
 
-	CFX_ByteStringArray sSuggestWords = *(CFX_ByteStringArray*)stringHandle;
-	int len = sSuggestWords[index].GetLength();
+    CFX_ByteStringArray sSuggestWords = *(CFX_ByteStringArray*)stringHandle;
+    int len = sSuggestWords[index].GetLength();
 
-	if (bsText == NULL) {
-		*size = len;
-		return TRUE;
-	}
+    if (bsText == NULL) {
+        *size = len;
+        return TRUE;
+    }
 
-	int real_size = len < *size ? len : *size;
-	if (real_size > 0)
-		FXSYS_memcpy((void*)bsText, (const FX_CHAR*)(sSuggestWords[index]), real_size);
-	*size = real_size;
+    int real_size = len < *size ? len : *size;
+    if (real_size > 0)
+        FXSYS_memcpy((void*)bsText, (const FX_CHAR*)(sSuggestWords[index]), real_size);
+    *size = real_size;
 
-	return TRUE;
+    return TRUE;
 }
 DLLEXPORT void STDCALL FPDF_StringHandleRelease(FPDF_STRINGHANDLE stringHandle)
 {
-	if (stringHandle == NULL)
-		return;
-	CFX_ByteStringArray* sSuggestWords = (CFX_ByteStringArray*)stringHandle;
-	delete sSuggestWords;
+    if (stringHandle == NULL)
+        return;
+    CFX_ByteStringArray* sSuggestWords = (CFX_ByteStringArray*)stringHandle;
+    delete sSuggestWords;
 }
 
 DLLEXPORT FPDF_BOOL STDCALL FPDF_StringHandleAddString(FPDF_STRINGHANDLE stringHandle, FPDF_BYTESTRING bsText, FPDF_DWORD size)
 {
-	if (stringHandle == NULL || bsText == NULL || size <= 0)
-		return FALSE;
+    if (stringHandle == NULL || bsText == NULL || size <= 0)
+        return FALSE;
 
-	CFX_ByteStringArray* stringArr = (CFX_ByteStringArray*)stringHandle;
-	CFX_ByteString bsStr(bsText, size);
+    CFX_ByteStringArray* stringArr = (CFX_ByteStringArray*)stringHandle;
+    CFX_ByteString bsStr(bsText, size);
 
-	stringArr->Add(bsStr);
-	return TRUE;
+    stringArr->Add(bsStr);
+    return TRUE;
 }
 
 DLLEXPORT void STDCALL FPDF_SetFormFieldHighlightColor(FPDF_FORMHANDLE hHandle, int fieldType, unsigned long color)
 {
-	if (!hHandle)
-		return;
-//	CPDFDoc_Environment* pEnv = (CPDFDoc_Environment* )hHandle;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(pSDKDoc)
-	{
-		if(CPDFSDK_InterForm* pInterForm = pSDKDoc->GetInterForm())
-		{
-			pInterForm->SetHighlightColor(color, fieldType);
-		}
-
-	}
-
+    if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle))
+        pInterForm->SetHighlightColor(color, fieldType);
 }
 
 DLLEXPORT void STDCALL FPDF_SetFormFieldHighlightAlpha(FPDF_FORMHANDLE hHandle, unsigned char alpha)
 {
-	if (!hHandle)
-		return;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(pSDKDoc)
-	{
-		if(CPDFSDK_InterForm* pInterForm = pSDKDoc->GetInterForm())
-			pInterForm->SetHighlightAlpha(alpha);
-	}
+    if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle))
+        pInterForm->SetHighlightAlpha(alpha);
 }
 
 DLLEXPORT void STDCALL FPDF_RemoveFormFieldHighlight(FPDF_FORMHANDLE hHandle)
 {
-	if (!hHandle)
-		return;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(pSDKDoc)
-	{
-		if(CPDFSDK_InterForm* pInterForm = pSDKDoc->GetInterForm())
-			pInterForm->RemoveAllHighLight();
-	}
+    if (CPDFSDK_InterForm* pInterForm = FormHandleToInterForm(hHandle))
+        pInterForm->RemoveAllHighLight();
 }
 
 DLLEXPORT void STDCALL FORM_OnAfterLoadPage(FPDF_PAGE page, FPDF_FORMHANDLE hHandle)
 {
-	if(!hHandle || !page)
-		return;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(!pSDKDoc)
-		return;
-	CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
-	CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, TRUE);
-	if(pPageView)
-	{
-		pPageView->SetValid(TRUE);
-	}
+    if (CPDFSDK_PageView* pPageView = FormHandleToPageView(hHandle, page))
+        pPageView->SetValid(TRUE);
 }
 
 DLLEXPORT void STDCALL FORM_OnBeforeClosePage(FPDF_PAGE page, FPDF_FORMHANDLE hHandle)
 {
-	if(!hHandle || !page)
-		return;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
-	CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, FALSE);
-	if(pPageView)
-	{
-		pPageView->SetValid(FALSE);
-		// ReMovePageView() takes care of the delete for us.
-		pSDKDoc->ReMovePageView(pPage);
-	}
+    if (!hHandle || !page)
+        return;
+
+    CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetSDKDocument();
+    if (!pSDKDoc)
+        return;
+
+    CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
+    CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, FALSE);
+    if (pPageView)
+    {
+        pPageView->SetValid(FALSE);
+        // ReMovePageView() takes care of the delete for us.
+        pSDKDoc->ReMovePageView(pPage);
+    }
 }
+
 DLLEXPORT void STDCALL FORM_DoDocumentJSAction(FPDF_FORMHANDLE hHandle)
 {
-	if(!hHandle)
-		return;
-	if( CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc())
-	{
-		if(((CPDFDoc_Environment*)hHandle)->IsJSInitiated())
-			pSDKDoc->ProcJavascriptFun();
-	}
+    CPDFSDK_Document* pSDKDoc = FormHandleToSDKDoc(hHandle);
+    if (pSDKDoc && ((CPDFDoc_Environment*)hHandle)->IsJSInitiated())
+        pSDKDoc->ProcJavascriptFun();
 }
 
 DLLEXPORT void STDCALL FORM_DoDocumentOpenAction(FPDF_FORMHANDLE hHandle)
 {
-	if(!hHandle)
-		return;
-	if( CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc())
-	{
-		if(((CPDFDoc_Environment*)hHandle)->IsJSInitiated())
-			pSDKDoc->ProcOpenAction();
-	}
+    CPDFSDK_Document* pSDKDoc = FormHandleToSDKDoc(hHandle);
+    if (pSDKDoc && ((CPDFDoc_Environment*)hHandle)->IsJSInitiated())
+        pSDKDoc->ProcOpenAction();
 }
+
 DLLEXPORT void STDCALL FORM_DoDocumentAAction(FPDF_FORMHANDLE hHandle, int aaType)
 {
-	if(!hHandle)
-		return;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	if(pSDKDoc)
-	{
-		CPDF_Document* pDoc = pSDKDoc->GetDocument()->GetPDFDoc();
-		CPDF_Dictionary* pDic = pDoc->GetRoot();
-		if (!pDic)
-			return;
-		CPDF_AAction aa = pDic->GetDict(FX_BSTRC("AA"));
-
-		if(aa.ActionExist((CPDF_AAction::AActionType)aaType))
-		{
-			CPDF_Action action = aa.GetAction((CPDF_AAction::AActionType)aaType);
-			CPDFSDK_ActionHandler *pActionHandler = ((CPDFDoc_Environment*)hHandle)->GetActionHander();
-			ASSERT(pActionHandler != NULL);
-			pActionHandler->DoAction_Document(action, (CPDF_AAction::AActionType)aaType, pSDKDoc);
-		}
-	}
+    CPDFSDK_Document* pSDKDoc = FormHandleToSDKDoc(hHandle);
+    if (!pSDKDoc)
+        return;
+
+    CPDF_Document* pDoc = pSDKDoc->GetDocument()->GetPDFDoc();
+    CPDF_Dictionary* pDic = pDoc->GetRoot();
+    if (!pDic)
+        return;
+    CPDF_AAction aa = pDic->GetDict(FX_BSTRC("AA"));
+    if(aa.ActionExist((CPDF_AAction::AActionType)aaType))
+    {
+        CPDF_Action action = aa.GetAction((CPDF_AAction::AActionType)aaType);
+        CPDFSDK_ActionHandler *pActionHandler = ((CPDFDoc_Environment*)hHandle)->GetActionHander();
+        ASSERT(pActionHandler != NULL);
+        pActionHandler->DoAction_Document(action, (CPDF_AAction::AActionType)aaType, pSDKDoc);
+    }
 }
+
 DLLEXPORT void STDCALL FORM_DoPageAAction(FPDF_PAGE page, FPDF_FORMHANDLE hHandle, int aaType)
 {
-	if(!hHandle || !page)
-		return;
-	CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetCurrentDoc();
-	CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
-	CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, FALSE);
-	if(pPageView)
-	{
-		CPDFDoc_Environment *pEnv = pSDKDoc->GetEnv();
-		ASSERT(pEnv != NULL);
-
-		CPDFSDK_ActionHandler *pActionHandler = pEnv->GetActionHander();
-		ASSERT(pActionHandler != NULL);
-
-		if (!pPage->GetPDFPage())
-			return;
-		CPDF_Dictionary *pPageDict = pPage->GetPDFPage()->m_pFormDict;
-		ASSERT(pPageDict != NULL);
-
-		CPDF_AAction aa = pPageDict->GetDict(FX_BSTRC("AA"));
-
-		FX_BOOL bExistOAAction = FALSE;
-		FX_BOOL bExistCAAction = FALSE;
-		if (FPDFPAGE_AACTION_OPEN == aaType)
-		{
-			bExistOAAction = aa.ActionExist(CPDF_AAction::OpenPage);
-			if (bExistOAAction)
-			{
-				CPDF_Action action = aa.GetAction(CPDF_AAction::OpenPage);
-				pActionHandler->DoAction_Page(action, CPDF_AAction::OpenPage, pSDKDoc);
-			}
-		}
-		else
-		{
-			bExistCAAction = aa.ActionExist(CPDF_AAction::ClosePage);
-			if (bExistCAAction)
-			{
-				CPDF_Action action = aa.GetAction(CPDF_AAction::ClosePage);
-				pActionHandler->DoAction_Page(action, CPDF_AAction::ClosePage, pSDKDoc);
-			}
-		}
-	}
+    if(!hHandle || !page)
+        return;
+    CPDFSDK_Document* pSDKDoc = ((CPDFDoc_Environment*)hHandle)->GetSDKDocument();
+    CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
+    CPDFSDK_PageView* pPageView = pSDKDoc->GetPageView(pPage, FALSE);
+    if(pPageView)
+    {
+        CPDFDoc_Environment *pEnv = pSDKDoc->GetEnv();
+        CPDFSDK_ActionHandler *pActionHandler = pEnv->GetActionHander();
+        CPDF_Dictionary *pPageDict = pPage->GetPDFPage()->m_pFormDict;
+        CPDF_AAction aa = pPageDict->GetDict(FX_BSTRC("AA"));
+
+        FX_BOOL bExistOAAction = FALSE;
+        FX_BOOL bExistCAAction = FALSE;
+        if (FPDFPAGE_AACTION_OPEN == aaType)
+        {
+            bExistOAAction = aa.ActionExist(CPDF_AAction::OpenPage);
+            if (bExistOAAction)
+            {
+                CPDF_Action action = aa.GetAction(CPDF_AAction::OpenPage);
+                pActionHandler->DoAction_Page(action, CPDF_AAction::OpenPage, pSDKDoc);
+            }
+        }
+        else
+        {
+            bExistCAAction = aa.ActionExist(CPDF_AAction::ClosePage);
+            if (bExistCAAction)
+            {
+                CPDF_Action action = aa.GetAction(CPDF_AAction::ClosePage);
+                pActionHandler->DoAction_Page(action, CPDF_AAction::ClosePage, pSDKDoc);
+            }
+        }
+    }
 }
-
-