Re-land else-after-returns

fpdfsdk/src/pdfwindow/PWL_Wnd.cpp

Index: fpdfsdk/src/pdfwindow/PWL_Wnd.cpp
diff --git a/fpdfsdk/src/pdfwindow/PWL_Wnd.cpp b/fpdfsdk/src/pdfwindow/PWL_Wnd.cpp
index cf6e6a1709683c2094dde42bfc9019c8f0574778..433b3c684605bf71f13e9ff5472d7f14c57b55c1 100644
--- a/fpdfsdk/src/pdfwindow/PWL_Wnd.cpp
+++ b/fpdfsdk/src/pdfwindow/PWL_Wnd.cpp
@@ -21,17 +21,17 @@ static std::map<int32_t, CPWL_Timer*>& GetPWLTimeMap()
 }
 
 CPWL_Timer::CPWL_Timer(CPWL_TimerHandler* pAttached, IFX_SystemHandler* pSystemHandler) :
-	m_nTimerID(0),
-	m_pAttached(pAttached),
-	m_pSystemHandler(pSystemHandler)
+    m_nTimerID(0),
+    m_pAttached(pAttached),
+    m_pSystemHandler(pSystemHandler)
 {
-	ASSERT(m_pAttached != NULL);
-	ASSERT(m_pSystemHandler != NULL);
+    ASSERT(m_pAttached != NULL);
+    ASSERT(m_pSystemHandler != NULL);
 }
 
 CPWL_Timer::~CPWL_Timer()
 {
-	KillPWLTimer();
+    KillPWLTimer();
 }
 
 int32_t CPWL_Timer::SetPWLTimer(int32_t nElapse)
@@ -78,17 +78,17 @@ CPWL_TimerHandler::~CPWL_TimerHandler()
 
 void CPWL_TimerHandler::BeginTimer(int32_t nElapse)
 {
-	if (!m_pTimer)
-		m_pTimer = new CPWL_Timer(this, GetSystemHandler());
+    if (!m_pTimer)
+        m_pTimer = new CPWL_Timer(this, GetSystemHandler());
 
-	if (m_pTimer)
-		m_pTimer->SetPWLTimer(nElapse);
+    if (m_pTimer)
+        m_pTimer->SetPWLTimer(nElapse);
 }
 
 void CPWL_TimerHandler::EndTimer()
 {
-	if (m_pTimer)
-		m_pTimer->KillPWLTimer();
+    if (m_pTimer)
+        m_pTimer->KillPWLTimer();
 }
 
 void CPWL_TimerHandler::TimerProc()
@@ -99,181 +99,181 @@ void CPWL_TimerHandler::TimerProc()
 
 class CPWL_MsgControl
 {
-	friend class CPWL_Wnd;
+    friend class CPWL_Wnd;
 
 public:
-	CPWL_MsgControl(CPWL_Wnd * pWnd)
-	{
-//		PWL_TRACE("new CPWL_MsgControl\n");
-		m_pCreatedWnd = pWnd;
-		Default();
-	}
-
-	~CPWL_MsgControl()
-	{
-//		PWL_TRACE("~CPWL_MsgControl\n");
-		Default();
-	}
-
-	void Default()
-	{
-		m_aMousePath.RemoveAll();
-		m_aKeyboardPath.RemoveAll();
-		m_pMainMouseWnd = NULL;
-		m_pMainKeyboardWnd = NULL;
-	}
-
-	FX_BOOL IsWndCreated(const CPWL_Wnd * pWnd) const
-	{
-		return m_pCreatedWnd == pWnd;
-	}
-
-	FX_BOOL IsMainCaptureMouse(const CPWL_Wnd * pWnd) const
-	{
-		return pWnd == m_pMainMouseWnd;
-	}
-
-	FX_BOOL IsWndCaptureMouse(const CPWL_Wnd * pWnd) const
-	{
-		if (pWnd)
-			for( int32_t i=0,sz=m_aMousePath.GetSize(); i<sz; i++)
-				if (m_aMousePath.GetAt(i) == pWnd)
-					return TRUE;
-
-		return FALSE;
-	}
-
-	FX_BOOL IsMainCaptureKeyboard(const CPWL_Wnd * pWnd) const
-	{
-		return pWnd == m_pMainKeyboardWnd;
-	}
-
-
-	FX_BOOL IsWndCaptureKeyboard(const CPWL_Wnd * pWnd) const
-	{
-		if (pWnd)
-			for( int32_t i=0,sz=m_aKeyboardPath.GetSize(); i<sz; i++)
-				if (m_aKeyboardPath.GetAt(i) == pWnd)
-					return TRUE;
-
-		return FALSE;
-	}
-
-	void SetFocus(CPWL_Wnd * pWnd)
-	{
-		m_aKeyboardPath.RemoveAll();
-
-		if (pWnd)
-		{
-			m_pMainKeyboardWnd = pWnd;
-
-			CPWL_Wnd * pParent = pWnd;
-			while (pParent)
-			{
-				m_aKeyboardPath.Add(pParent);
-				pParent = pParent->GetParentWindow();
-			}
-
-			pWnd->OnSetFocus();
-		}
-	}
-
-	void KillFocus()
-	{
-		if (m_aKeyboardPath.GetSize() > 0)
-			if (CPWL_Wnd* pWnd = m_aKeyboardPath.GetAt(0))
-				pWnd->OnKillFocus();
-
-		m_pMainKeyboardWnd = NULL;
-		m_aKeyboardPath.RemoveAll();
-	}
-
-	void SetCapture(CPWL_Wnd * pWnd)
-	{
-		m_aMousePath.RemoveAll();
-
-		if (pWnd)
-		{
-			m_pMainMouseWnd = pWnd;
-
-			CPWL_Wnd * pParent = pWnd;
-			while (pParent)
-			{
-				m_aMousePath.Add(pParent);
-				pParent = pParent->GetParentWindow();
-			}
-		}
-	}
-
-	void ReleaseCapture()
-	{
-		m_pMainMouseWnd = NULL;
-		m_aMousePath.RemoveAll();
-	}
+    CPWL_MsgControl(CPWL_Wnd * pWnd)
+    {
+//      PWL_TRACE("new CPWL_MsgControl\n");
+        m_pCreatedWnd = pWnd;
+        Default();
+    }
+
+    ~CPWL_MsgControl()
+    {
+//      PWL_TRACE("~CPWL_MsgControl\n");
+        Default();
+    }
+
+    void Default()
+    {
+        m_aMousePath.RemoveAll();
+        m_aKeyboardPath.RemoveAll();
+        m_pMainMouseWnd = NULL;
+        m_pMainKeyboardWnd = NULL;
+    }
+
+    FX_BOOL IsWndCreated(const CPWL_Wnd * pWnd) const
+    {
+        return m_pCreatedWnd == pWnd;
+    }
+
+    FX_BOOL IsMainCaptureMouse(const CPWL_Wnd * pWnd) const
+    {
+        return pWnd == m_pMainMouseWnd;
+    }
+
+    FX_BOOL IsWndCaptureMouse(const CPWL_Wnd * pWnd) const
+    {
+        if (pWnd)
+            for( int32_t i=0,sz=m_aMousePath.GetSize(); i<sz; i++)
+                if (m_aMousePath.GetAt(i) == pWnd)
+                    return TRUE;
+
+        return FALSE;
+    }
+
+    FX_BOOL IsMainCaptureKeyboard(const CPWL_Wnd * pWnd) const
+    {
+        return pWnd == m_pMainKeyboardWnd;
+    }
+
+
+    FX_BOOL IsWndCaptureKeyboard(const CPWL_Wnd * pWnd) const
+    {
+        if (pWnd)
+            for( int32_t i=0,sz=m_aKeyboardPath.GetSize(); i<sz; i++)
+                if (m_aKeyboardPath.GetAt(i) == pWnd)
+                    return TRUE;
+
+        return FALSE;
+    }
+
+    void SetFocus(CPWL_Wnd * pWnd)
+    {
+        m_aKeyboardPath.RemoveAll();
+
+        if (pWnd)
+        {
+            m_pMainKeyboardWnd = pWnd;
+
+            CPWL_Wnd * pParent = pWnd;
+            while (pParent)
+            {
+                m_aKeyboardPath.Add(pParent);
+                pParent = pParent->GetParentWindow();
+            }
+
+            pWnd->OnSetFocus();
+        }
+    }
+
+    void KillFocus()
+    {
+        if (m_aKeyboardPath.GetSize() > 0)
+            if (CPWL_Wnd* pWnd = m_aKeyboardPath.GetAt(0))
+                pWnd->OnKillFocus();
+
+        m_pMainKeyboardWnd = NULL;
+        m_aKeyboardPath.RemoveAll();
+    }
+
+    void SetCapture(CPWL_Wnd * pWnd)
+    {
+        m_aMousePath.RemoveAll();
+
+        if (pWnd)
+        {
+            m_pMainMouseWnd = pWnd;
+
+            CPWL_Wnd * pParent = pWnd;
+            while (pParent)
+            {
+                m_aMousePath.Add(pParent);
+                pParent = pParent->GetParentWindow();
+            }
+        }
+    }
+
+    void ReleaseCapture()
+    {
+        m_pMainMouseWnd = NULL;
+        m_aMousePath.RemoveAll();
+    }
 
 private:
-	CFX_ArrayTemplate<CPWL_Wnd*>	m_aMousePath;
-	CFX_ArrayTemplate<CPWL_Wnd*>	m_aKeyboardPath;
-	CPWL_Wnd*						m_pCreatedWnd;
-	CPWL_Wnd*						m_pMainMouseWnd;
-	CPWL_Wnd*						m_pMainKeyboardWnd;
+    CFX_ArrayTemplate<CPWL_Wnd*>    m_aMousePath;
+    CFX_ArrayTemplate<CPWL_Wnd*>    m_aKeyboardPath;
+    CPWL_Wnd*                       m_pCreatedWnd;
+    CPWL_Wnd*                       m_pMainMouseWnd;
+    CPWL_Wnd*                       m_pMainKeyboardWnd;
 };
 
 /* --------------------------- CPWL_Wnd ---------------------------- */
 
 CPWL_Wnd::CPWL_Wnd() :
-	m_pVScrollBar(NULL),
-	m_rcWindow(),
-	m_rcClip(),
-	m_bCreated(FALSE),
-	m_bVisible(FALSE),
-	m_bNotifying(FALSE),
-	m_bEnabled(TRUE)
+    m_pVScrollBar(NULL),
+    m_rcWindow(),
+    m_rcClip(),
+    m_bCreated(FALSE),
+    m_bVisible(FALSE),
+    m_bNotifying(FALSE),
+    m_bEnabled(TRUE)
 {
 }
 
 CPWL_Wnd::~CPWL_Wnd()
 {
-	ASSERT(m_bCreated == FALSE);
+    ASSERT(m_bCreated == FALSE);
 }
 
 CFX_ByteString CPWL_Wnd::GetClassName() const
 {
-	return "CPWL_Wnd";
+    return "CPWL_Wnd";
 }
 
 void CPWL_Wnd::Create(const PWL_CREATEPARAM & cp)
 {
-	if (!IsValid())
-	{
-		m_sPrivateParam = cp;
+    if (!IsValid())
+    {
+        m_sPrivateParam = cp;
 
-		OnCreate(m_sPrivateParam);
+        OnCreate(m_sPrivateParam);
 
-		m_sPrivateParam.rcRectWnd.Normalize();
-		m_rcWindow = m_sPrivateParam.rcRectWnd;
-		m_rcClip = CPWL_Utils::InflateRect(m_rcWindow,1.0f);
+        m_sPrivateParam.rcRectWnd.Normalize();
+        m_rcWindow = m_sPrivateParam.rcRectWnd;
+        m_rcClip = CPWL_Utils::InflateRect(m_rcWindow,1.0f);
 
-		CreateMsgControl();
+        CreateMsgControl();
 
-		if (m_sPrivateParam.pParentWnd)
-			m_sPrivateParam.pParentWnd->OnNotify(this, PNM_ADDCHILD);
+        if (m_sPrivateParam.pParentWnd)
+            m_sPrivateParam.pParentWnd->OnNotify(this, PNM_ADDCHILD);
 
-		PWL_CREATEPARAM ccp = m_sPrivateParam;
+        PWL_CREATEPARAM ccp = m_sPrivateParam;
 
-		ccp.dwFlags &= 0xFFFF0000L; //remove sub styles
-		ccp.mtChild = CPDF_Matrix(1,0,0,1,0,0);
+        ccp.dwFlags &= 0xFFFF0000L; //remove sub styles
+        ccp.mtChild = CPDF_Matrix(1,0,0,1,0,0);
 
-		CreateScrollBar(ccp);
-		CreateChildWnd(ccp);
+        CreateScrollBar(ccp);
+        CreateChildWnd(ccp);
 
-		m_bVisible = HasFlag(PWS_VISIBLE);
+        m_bVisible = HasFlag(PWS_VISIBLE);
 
-		OnCreated();
+        OnCreated();
 
-		RePosChildWnd();
-		m_bCreated = TRUE;
-	}
+        RePosChildWnd();
+        m_bCreated = TRUE;
+    }
 }
 
 void CPWL_Wnd::OnCreate(PWL_CREATEPARAM & cp)
@@ -290,86 +290,86 @@ void CPWL_Wnd::OnDestroy()
 
 void CPWL_Wnd::Destroy()
 {
-	KillFocus();
+    KillFocus();
 
-	OnDestroy();
+    OnDestroy();
 
-	if (m_bCreated)
-	{
-		for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
-		{
-			if (CPWL_Wnd * pChild = m_aChildren[i])
-			{
-				pChild->Destroy();
-				delete pChild;
-				pChild = NULL;
-			}
-		}
+    if (m_bCreated)
+    {
+        for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
+        {
+            if (CPWL_Wnd * pChild = m_aChildren[i])
+            {
+                pChild->Destroy();
+                delete pChild;
+                pChild = NULL;
+            }
+        }
 
-		if (m_sPrivateParam.pParentWnd)
-			m_sPrivateParam.pParentWnd->OnNotify(this, PNM_REMOVECHILD);
-		m_bCreated = FALSE;
-	}
+        if (m_sPrivateParam.pParentWnd)
+            m_sPrivateParam.pParentWnd->OnNotify(this, PNM_REMOVECHILD);
+        m_bCreated = FALSE;
+    }
 
-	DestroyMsgControl();
+    DestroyMsgControl();
 
-	FXSYS_memset(&m_sPrivateParam, 0, sizeof(PWL_CREATEPARAM));
-	m_aChildren.RemoveAll();
-	m_pVScrollBar = NULL;
+    FXSYS_memset(&m_sPrivateParam, 0, sizeof(PWL_CREATEPARAM));
+    m_aChildren.RemoveAll();
+    m_pVScrollBar = NULL;
 }
 
 void CPWL_Wnd::Move(const CPDF_Rect & rcNew, FX_BOOL bReset,FX_BOOL bRefresh)
 {
-	if (IsValid())
-	{
-		CPDF_Rect rcOld = GetWindowRect();
+    if (IsValid())
+    {
+        CPDF_Rect rcOld = GetWindowRect();
 
-		m_rcWindow = rcNew;
-		m_rcWindow.Normalize();
+        m_rcWindow = rcNew;
+        m_rcWindow.Normalize();
 
-		if (rcOld.left != rcNew.left || rcOld.right != rcNew.right ||
-			rcOld.top != rcNew.top || rcOld.bottom != rcNew.bottom)
-		{
-			if (bReset)
-			{
-				RePosChildWnd();
-			}
+        if (rcOld.left != rcNew.left || rcOld.right != rcNew.right ||
+            rcOld.top != rcNew.top || rcOld.bottom != rcNew.bottom)
+        {
+            if (bReset)
+            {
+                RePosChildWnd();
+            }
 
-		}
-		if (bRefresh)
-		{
-			InvalidateRectMove(rcOld,rcNew);
-		}
+        }
+        if (bRefresh)
+        {
+            InvalidateRectMove(rcOld,rcNew);
+        }
 
-		m_sPrivateParam.rcRectWnd = m_rcWindow;
-	}
+        m_sPrivateParam.rcRectWnd = m_rcWindow;
+    }
 }
 
 void  CPWL_Wnd::InvalidateRectMove(const CPDF_Rect & rcOld, const CPDF_Rect & rcNew)
 {
-	CPDF_Rect rcUnion = rcOld;
-	rcUnion.Union(rcNew);
+    CPDF_Rect rcUnion = rcOld;
+    rcUnion.Union(rcNew);
 
-	InvalidateRect(&rcUnion);
+    InvalidateRect(&rcUnion);
 }
 
 void CPWL_Wnd::GetAppearanceStream(CFX_ByteString & sAppStream)
 {
-	if (IsValid())
-	{
-		CFX_ByteTextBuf sTextBuf;
-		GetAppearanceStream(sTextBuf);
-		sAppStream += sTextBuf.GetByteString();
-	}
+    if (IsValid())
+    {
+        CFX_ByteTextBuf sTextBuf;
+        GetAppearanceStream(sTextBuf);
+        sAppStream += sTextBuf.GetByteString();
+    }
 }
 
 void CPWL_Wnd::GetAppearanceStream(CFX_ByteTextBuf & sAppStream)
 {
-	if (IsValid() && IsVisible())
-	{
-		GetThisAppearanceStream(sAppStream);
-		GetChildAppearanceStream(sAppStream);
-	}
+    if (IsValid() && IsVisible())
+    {
+        GetThisAppearanceStream(sAppStream);
+        GetChildAppearanceStream(sAppStream);
+    }
 }
 
 //if don't set,Get default apperance stream
@@ -399,158 +399,158 @@ void CPWL_Wnd::GetThisAppearanceStream(CFX_ByteTextBuf & sAppStream)
 
 void CPWL_Wnd::GetChildAppearanceStream(CFX_ByteTextBuf & sAppStream)
 {
-	for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-	{
-		if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
-		{
-			pChild->GetAppearanceStream(sAppStream);
-		}
-	}
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+    {
+        if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
+        {
+            pChild->GetAppearanceStream(sAppStream);
+        }
+    }
 }
 
 void CPWL_Wnd::DrawAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device)
 {
-	if (IsValid() && IsVisible())
-	{
-		DrawThisAppearance(pDevice,pUser2Device);
-		DrawChildAppearance(pDevice,pUser2Device);
-	}
+    if (IsValid() && IsVisible())
+    {
+        DrawThisAppearance(pDevice,pUser2Device);
+        DrawChildAppearance(pDevice,pUser2Device);
+    }
 }
 
 void CPWL_Wnd::DrawThisAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device)
 {
-	CPDF_Rect rectWnd = GetWindowRect();
-	if (!rectWnd.IsEmpty())
-	{
-		if (HasFlag(PWS_BACKGROUND))
-		{
-			CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rectWnd,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
-			CPWL_Utils::DrawFillRect(pDevice,pUser2Device,rcClient, GetBackgroundColor(), GetTransparency());
-		}
-
-		if (HasFlag(PWS_BORDER))
-			CPWL_Utils::DrawBorder(pDevice,
-								pUser2Device,
-								rectWnd,
-								(FX_FLOAT)GetBorderWidth(),
-								GetBorderColor(),
-								GetBorderLeftTopColor(GetBorderStyle()),
-								GetBorderRightBottomColor(GetBorderStyle()),
-								GetBorderStyle(),
-								GetBorderDash(),
-								GetTransparency());
-	}
+    CPDF_Rect rectWnd = GetWindowRect();
+    if (!rectWnd.IsEmpty())
+    {
+        if (HasFlag(PWS_BACKGROUND))
+        {
+            CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rectWnd,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
+            CPWL_Utils::DrawFillRect(pDevice,pUser2Device,rcClient, GetBackgroundColor(), GetTransparency());
+        }
+
+        if (HasFlag(PWS_BORDER))
+            CPWL_Utils::DrawBorder(pDevice,
+                                pUser2Device,
+                                rectWnd,
+                                (FX_FLOAT)GetBorderWidth(),
+                                GetBorderColor(),
+                                GetBorderLeftTopColor(GetBorderStyle()),
+                                GetBorderRightBottomColor(GetBorderStyle()),
+                                GetBorderStyle(),
+                                GetBorderDash(),
+                                GetTransparency());
+    }
 }
 
 void CPWL_Wnd::DrawChildAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device)
 {
-	for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-	{
-		if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
-		{
-			CPDF_Matrix mt = pChild->GetChildMatrix();
-			if (mt.IsIdentity())
-			{
-				pChild->DrawAppearance(pDevice,pUser2Device);
-			}
-			else
-			{
-				mt.Concat(*pUser2Device);
-				pChild->DrawAppearance(pDevice,&mt);
-			}
-		}
-	}
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+    {
+        if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
+        {
+            CPDF_Matrix mt = pChild->GetChildMatrix();
+            if (mt.IsIdentity())
+            {
+                pChild->DrawAppearance(pDevice,pUser2Device);
+            }
+            else
+            {
+                mt.Concat(*pUser2Device);
+                pChild->DrawAppearance(pDevice,&mt);
+            }
+        }
+    }
 }
 
 void CPWL_Wnd::InvalidateRect(CPDF_Rect* pRect)
 {
-	if (IsValid())
-	{
-		CPDF_Rect rcRefresh = pRect ? *pRect : GetWindowRect();
-
-		if (!HasFlag(PWS_NOREFRESHCLIP))
-		{
-			CPDF_Rect rcClip = GetClipRect();
-			if (!rcClip.IsEmpty())
-			{
-				rcRefresh.Intersect(rcClip);
-			}
-		}
-
-		FX_RECT rcWin = PWLtoWnd(rcRefresh);
-		rcWin.left -= PWL_INVALIDATE_INFLATE;
-		rcWin.top -= PWL_INVALIDATE_INFLATE;
-		rcWin.right += PWL_INVALIDATE_INFLATE;
-		rcWin.bottom += PWL_INVALIDATE_INFLATE;
-
-		if (IFX_SystemHandler* pSH = GetSystemHandler())
-		{
-			if (FX_HWND hWnd = GetAttachedHWnd())
-			{
-				pSH->InvalidateRect(hWnd, rcWin);
-			}
-		}
-	}
+    if (IsValid())
+    {
+        CPDF_Rect rcRefresh = pRect ? *pRect : GetWindowRect();
+
+        if (!HasFlag(PWS_NOREFRESHCLIP))
+        {
+            CPDF_Rect rcClip = GetClipRect();
+            if (!rcClip.IsEmpty())
+            {
+                rcRefresh.Intersect(rcClip);
+            }
+        }
+
+        FX_RECT rcWin = PWLtoWnd(rcRefresh);
+        rcWin.left -= PWL_INVALIDATE_INFLATE;
+        rcWin.top -= PWL_INVALIDATE_INFLATE;
+        rcWin.right += PWL_INVALIDATE_INFLATE;
+        rcWin.bottom += PWL_INVALIDATE_INFLATE;
+
+        if (IFX_SystemHandler* pSH = GetSystemHandler())
+        {
+            if (FX_HWND hWnd = GetAttachedHWnd())
+            {
+                pSH->InvalidateRect(hWnd, rcWin);
+            }
+        }
+    }
 }
 
 #define PWL_IMPLEMENT_KEY_METHOD(key_method_name)\
 FX_BOOL CPWL_Wnd::key_method_name(FX_WORD nChar, FX_DWORD nFlag)\
 {\
-	if (IsValid() && IsVisible() && IsEnabled())\
-	{\
-		if (IsWndCaptureKeyboard(this))\
-		{\
-			for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
-			{\
-				if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
-				{\
-					if (IsWndCaptureKeyboard(pChild))\
-					{\
-						return pChild->key_method_name(nChar,nFlag);\
-					}\
-				}\
-			}\
-		}\
-	}\
-	return FALSE;\
+    if (IsValid() && IsVisible() && IsEnabled())\
+    {\
+        if (IsWndCaptureKeyboard(this))\
+        {\
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
+            {\
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
+                {\
+                    if (IsWndCaptureKeyboard(pChild))\
+                    {\
+                        return pChild->key_method_name(nChar,nFlag);\
+                    }\
+                }\
+            }\
+        }\
+    }\
+    return FALSE;\
 }
 
 #define PWL_IMPLEMENT_MOUSE_METHOD(mouse_method_name)\
 FX_BOOL CPWL_Wnd::mouse_method_name(const CPDF_Point & point, FX_DWORD nFlag)\
 {\
-	if (IsValid() && IsVisible() && IsEnabled())\
-	{\
-		if (IsWndCaptureMouse(this))\
-		{\
-			for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
-			{\
-				if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
-				{\
-					if (IsWndCaptureMouse(pChild))\
-					{\
-						return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
-					}\
-				}\
-			}\
-			SetCursor();\
-		}\
-		else\
-		{\
-			for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
-			{\
-				if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
-				{\
-					if (pChild->WndHitTest(pChild->ParentToChild(point)))\
-					{\
-						return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
-					}\
-				}\
-			}\
-			if (WndHitTest(point))\
-				SetCursor();\
-		}\
-	}\
-	return FALSE;\
+    if (IsValid() && IsVisible() && IsEnabled())\
+    {\
+        if (IsWndCaptureMouse(this))\
+        {\
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
+            {\
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
+                {\
+                    if (IsWndCaptureMouse(pChild))\
+                    {\
+                        return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
+                    }\
+                }\
+            }\
+            SetCursor();\
+        }\
+        else\
+        {\
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
+            {\
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
+                {\
+                    if (pChild->WndHitTest(pChild->ParentToChild(point)))\
+                    {\
+                        return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
+                    }\
+                }\
+            }\
+            if (WndHitTest(point))\
+                SetCursor();\
+        }\
+    }\
+    return FALSE;\
 }
 
 PWL_IMPLEMENT_KEY_METHOD(OnKeyDown)
@@ -567,300 +567,294 @@ PWL_IMPLEMENT_MOUSE_METHOD(OnRButtonDown)
 PWL_IMPLEMENT_MOUSE_METHOD(OnRButtonUp)
 PWL_IMPLEMENT_MOUSE_METHOD(OnMouseMove)
 
-FX_BOOL	CPWL_Wnd::OnMouseWheel(short zDelta, const CPDF_Point & point, FX_DWORD nFlag)
-{
-	if (IsValid() && IsVisible() && IsEnabled())
-	{
-		SetCursor();
-		if (IsWndCaptureKeyboard(this))
-		{
-			for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-			{
-				if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
-				{
-					if (IsWndCaptureKeyboard(pChild))
-					{
-						return pChild->OnMouseWheel(zDelta,pChild->ParentToChild(point), nFlag);
-					}
-				}
-			}
-		}
-	}
-	return FALSE;
+FX_BOOL CPWL_Wnd::OnMouseWheel(short zDelta, const CPDF_Point & point, FX_DWORD nFlag)
+{
+    if (IsValid() && IsVisible() && IsEnabled())
+    {
+        SetCursor();
+        if (IsWndCaptureKeyboard(this))
+        {
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+            {
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
+                {
+                    if (IsWndCaptureKeyboard(pChild))
+                    {
+                        return pChild->OnMouseWheel(zDelta,pChild->ParentToChild(point), nFlag);
+                    }
+                }
+            }
+        }
+    }
+    return FALSE;
 }
 
 void CPWL_Wnd::AddChild(CPWL_Wnd * pWnd)
 {
-	m_aChildren.Add(pWnd);
+    m_aChildren.Add(pWnd);
 }
 
 void CPWL_Wnd::RemoveChild(CPWL_Wnd * pWnd)
 {
-	for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
-	{
-		if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-		{
-			if (pChild == pWnd)
-			{
-				m_aChildren.RemoveAt(i);
-				break;
-			}
-		}
-	}
+    for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
+    {
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+        {
+            if (pChild == pWnd)
+            {
+                m_aChildren.RemoveAt(i);
+                break;
+            }
+        }
+    }
 }
 
 void CPWL_Wnd::OnNotify(CPWL_Wnd* pWnd, FX_DWORD msg, intptr_t wParam, intptr_t lParam)
 {
-	switch (msg)
-	{
-	case PNM_ADDCHILD:
-		AddChild(pWnd);
-		break;
-	case PNM_REMOVECHILD:
-		RemoveChild(pWnd);
-		break;
-	default:
-		break;
-	}
+    switch (msg)
+    {
+    case PNM_ADDCHILD:
+        AddChild(pWnd);
+        break;
+    case PNM_REMOVECHILD:
+        RemoveChild(pWnd);
+        break;
+    default:
+        break;
+    }
 }
 
 FX_BOOL CPWL_Wnd::IsValid() const
 {
-	return m_bCreated;
+    return m_bCreated;
 }
 
 PWL_CREATEPARAM CPWL_Wnd::GetCreationParam() const
 {
-	return m_sPrivateParam;
+    return m_sPrivateParam;
 }
 
 CPWL_Wnd* CPWL_Wnd::GetParentWindow() const
 {
-	return m_sPrivateParam.pParentWnd;
+    return m_sPrivateParam.pParentWnd;
 }
 
 CPDF_Rect CPWL_Wnd::GetOriginWindowRect() const
 {
-	return m_sPrivateParam.rcRectWnd;
+    return m_sPrivateParam.rcRectWnd;
 }
 
 CPDF_Rect CPWL_Wnd::GetWindowRect() const
 {
-	return m_rcWindow;
+    return m_rcWindow;
 }
 
 CPDF_Rect CPWL_Wnd::GetClientRect() const
 {
-	CPDF_Rect rcWindow = GetWindowRect();
-	CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rcWindow,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
-
-	if (CPWL_ScrollBar * pVSB = GetVScrollBar())
-		rcClient.right -= pVSB->GetScrollBarWidth();
+    CPDF_Rect rcWindow = GetWindowRect();
+    CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rcWindow,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
+    if (CPWL_ScrollBar* pVSB = GetVScrollBar())
+        rcClient.right -= pVSB->GetScrollBarWidth();
 
-	rcClient.Normalize();
-
-	if (rcWindow.Contains(rcClient))
-		return rcClient;
-	else
-		return CPDF_Rect();
+    rcClient.Normalize();
+    return rcWindow.Contains(rcClient) ? rcClient : CPDF_Rect();
 }
 
 CPDF_Point CPWL_Wnd::GetCenterPoint() const
 {
-	CPDF_Rect rcClient = GetClientRect();
-
-	return CPDF_Point((rcClient.left + rcClient.right) * 0.5f,
-		(rcClient.top + rcClient.bottom) * 0.5f);
+    CPDF_Rect rcClient = GetClientRect();
+    return CPDF_Point((rcClient.left + rcClient.right) * 0.5f,
+                      (rcClient.top + rcClient.bottom) * 0.5f);
 }
 
 CPDF_Rect CPWL_Wnd::GetClientCenterSquare() const
 {
-	return CPWL_Utils::GetCenterSquare(GetClientRect());
+    return CPWL_Utils::GetCenterSquare(GetClientRect());
 }
 
 CPDF_Rect CPWL_Wnd::GetWindowCenterSquare() const
 {
-	return CPWL_Utils::GetCenterSquare(CPWL_Utils::DeflateRect(GetWindowRect(),0.1f));
+    return CPWL_Utils::GetCenterSquare(CPWL_Utils::DeflateRect(GetWindowRect(),0.1f));
 }
 
 FX_BOOL CPWL_Wnd::HasFlag(FX_DWORD dwFlags) const
 {
-	return (m_sPrivateParam.dwFlags & dwFlags) != 0;
+    return (m_sPrivateParam.dwFlags & dwFlags) != 0;
 }
 
 void CPWL_Wnd::RemoveFlag(FX_DWORD dwFlags)
 {
-	m_sPrivateParam.dwFlags &= ~dwFlags;
+    m_sPrivateParam.dwFlags &= ~dwFlags;
 }
 
 void CPWL_Wnd::AddFlag(FX_DWORD dwFlags)
 {
-	m_sPrivateParam.dwFlags |= dwFlags;
+    m_sPrivateParam.dwFlags |= dwFlags;
 }
 
 CPWL_Color CPWL_Wnd::GetBackgroundColor() const
 {
-	return m_sPrivateParam.sBackgroundColor;
+    return m_sPrivateParam.sBackgroundColor;
 }
 
 void CPWL_Wnd::SetBackgroundColor(const CPWL_Color & color)
 {
-	m_sPrivateParam.sBackgroundColor = color;
+    m_sPrivateParam.sBackgroundColor = color;
 }
 
 void CPWL_Wnd::SetTextColor(const CPWL_Color & color)
 {
-	m_sPrivateParam.sTextColor = color;
+    m_sPrivateParam.sTextColor = color;
 }
 
 void CPWL_Wnd::SetTextStrokeColor(const CPWL_Color & color)
 {
-	m_sPrivateParam.sTextStrokeColor = color;
+    m_sPrivateParam.sTextStrokeColor = color;
 }
 
 CPWL_Color CPWL_Wnd::GetTextColor() const
 {
-	return m_sPrivateParam.sTextColor;
+    return m_sPrivateParam.sTextColor;
 }
 
 CPWL_Color CPWL_Wnd::GetTextStrokeColor() const
 {
-	return m_sPrivateParam.sTextStrokeColor;
+    return m_sPrivateParam.sTextStrokeColor;
 }
 
 int32_t CPWL_Wnd::GetBorderStyle() const
 {
-	return m_sPrivateParam.nBorderStyle;
+    return m_sPrivateParam.nBorderStyle;
 }
 
 void CPWL_Wnd::SetBorderStyle(int32_t nBorderStyle)
 {
-	if (HasFlag(PWS_BORDER))
-		m_sPrivateParam.nBorderStyle = nBorderStyle;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.nBorderStyle = nBorderStyle;
 }
 
 int32_t CPWL_Wnd::GetBorderWidth() const
 {
-	if (HasFlag(PWS_BORDER))
-		return m_sPrivateParam.dwBorderWidth;
+    if (HasFlag(PWS_BORDER))
+        return m_sPrivateParam.dwBorderWidth;
 
-	return 0;
+    return 0;
 }
 
 int32_t CPWL_Wnd::GetInnerBorderWidth() const
 {
-	/*
-	switch (GetBorderStyle())
-	{
-	case PBS_BEVELED:
-	case PBS_INSET:
-		return GetBorderWidth() / 2;
-	}
-	*/
-	return 0;
+    /*
+    switch (GetBorderStyle())
+    {
+    case PBS_BEVELED:
+    case PBS_INSET:
+        return GetBorderWidth() / 2;
+    }
+    */
+    return 0;
 }
 
 void CPWL_Wnd::SetBorderWidth(int32_t nBorderWidth)
 {
-	if (HasFlag(PWS_BORDER))
-		m_sPrivateParam.dwBorderWidth = nBorderWidth;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.dwBorderWidth = nBorderWidth;
 }
 
 CPWL_Color CPWL_Wnd::GetBorderColor() const
 {
-	if (HasFlag(PWS_BORDER))
-		return m_sPrivateParam.sBorderColor;
+    if (HasFlag(PWS_BORDER))
+        return m_sPrivateParam.sBorderColor;
 
-	return CPWL_Color();
+    return CPWL_Color();
 }
 
 void CPWL_Wnd::SetBorderColor(const CPWL_Color & color)
 {
-	if (HasFlag(PWS_BORDER))
-		m_sPrivateParam.sBorderColor = color;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.sBorderColor = color;
 }
 
 CPWL_Dash CPWL_Wnd::GetBorderDash() const
 {
-	return m_sPrivateParam.sDash;
+    return m_sPrivateParam.sDash;
 }
 
 void* CPWL_Wnd::GetAttachedData() const
 {
-	return m_sPrivateParam.pAttachedData;
+    return m_sPrivateParam.pAttachedData;
 }
 
 void CPWL_Wnd::SetBorderDash(const CPWL_Dash & sDash)
 {
-	if (HasFlag(PWS_BORDER))
-		m_sPrivateParam.sDash = sDash;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.sDash = sDash;
 }
 
 CPWL_ScrollBar* CPWL_Wnd::GetVScrollBar() const
 {
-	if (HasFlag(PWS_VSCROLL))
-		return m_pVScrollBar;
+    if (HasFlag(PWS_VSCROLL))
+        return m_pVScrollBar;
 
-	return NULL;
+    return NULL;
 }
 
 void CPWL_Wnd::CreateScrollBar(const PWL_CREATEPARAM & cp)
 {
-	CreateVScrollBar(cp);
+    CreateVScrollBar(cp);
 }
 
 void CPWL_Wnd::CreateVScrollBar(const PWL_CREATEPARAM & cp)
 {
-	if (!m_pVScrollBar && HasFlag(PWS_VSCROLL))
-	{
-		PWL_CREATEPARAM scp = cp;
+    if (!m_pVScrollBar && HasFlag(PWS_VSCROLL))
+    {
+        PWL_CREATEPARAM scp = cp;
 
-		//flags
-		scp.dwFlags = PWS_CHILD| PWS_BACKGROUND | PWS_AUTOTRANSPARENT | PWS_NOREFRESHCLIP;
+        //flags
+        scp.dwFlags = PWS_CHILD| PWS_BACKGROUND | PWS_AUTOTRANSPARENT | PWS_NOREFRESHCLIP;
 
-		scp.pParentWnd = this;
-		scp.sBackgroundColor = PWL_DEFAULT_WHITECOLOR;
-		scp.eCursorType = FXCT_ARROW;
-		scp.nTransparency = PWL_SCROLLBAR_TRANSPARANCY;
+        scp.pParentWnd = this;
+        scp.sBackgroundColor = PWL_DEFAULT_WHITECOLOR;
+        scp.eCursorType = FXCT_ARROW;
+        scp.nTransparency = PWL_SCROLLBAR_TRANSPARANCY;
 
-		if ((m_pVScrollBar = new CPWL_ScrollBar(SBT_VSCROLL)))
-			m_pVScrollBar->Create(scp);
-	}
+        if ((m_pVScrollBar = new CPWL_ScrollBar(SBT_VSCROLL)))
+            m_pVScrollBar->Create(scp);
+    }
 }
 
 void CPWL_Wnd::SetCapture()
 {
-	if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-		pMsgCtrl->SetCapture(this);
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+        pMsgCtrl->SetCapture(this);
 }
 
 void CPWL_Wnd::ReleaseCapture()
 {
-	for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-		if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-			pChild->ReleaseCapture();
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+            pChild->ReleaseCapture();
 
-	if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-		pMsgCtrl->ReleaseCapture();
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+        pMsgCtrl->ReleaseCapture();
 }
 
 void CPWL_Wnd::SetFocus()
 {
-	if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-	{
-		if (!pMsgCtrl->IsMainCaptureKeyboard(this))
-			pMsgCtrl->KillFocus();
-		pMsgCtrl->SetFocus(this);
-	}
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+    {
+        if (!pMsgCtrl->IsMainCaptureKeyboard(this))
+            pMsgCtrl->KillFocus();
+        pMsgCtrl->SetFocus(this);
+    }
 }
 
 void CPWL_Wnd::KillFocus()
 {
-	if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-	{
-		if (pMsgCtrl->IsWndCaptureKeyboard(this))
-			pMsgCtrl->KillFocus();
-	}
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+    {
+        if (pMsgCtrl->IsWndCaptureKeyboard(this))
+            pMsgCtrl->KillFocus();
+    }
 }
 
 void CPWL_Wnd::OnSetFocus()
@@ -871,73 +865,73 @@ void CPWL_Wnd::OnKillFocus()
 {
 }
 
-FX_BOOL	CPWL_Wnd::WndHitTest(const CPDF_Point & point) const
+FX_BOOL CPWL_Wnd::WndHitTest(const CPDF_Point & point) const
 {
-	return IsValid() && IsVisible() && GetWindowRect().Contains(point.x,point.y);
+    return IsValid() && IsVisible() && GetWindowRect().Contains(point.x,point.y);
 }
 
 FX_BOOL CPWL_Wnd::ClientHitTest(const CPDF_Point & point) const
 {
-	return IsValid() && IsVisible() && GetClientRect().Contains(point.x,point.y);
+    return IsValid() && IsVisible() && GetClientRect().Contains(point.x,point.y);
 }
 
-const CPWL_Wnd * CPWL_Wnd::GetRootWnd() const
+const CPWL_Wnd* CPWL_Wnd::GetRootWnd() const
 {
-	if (m_sPrivateParam.pParentWnd)
-		return m_sPrivateParam.pParentWnd->GetRootWnd();
-	else
-		return this;
+    if (m_sPrivateParam.pParentWnd)
+        return m_sPrivateParam.pParentWnd->GetRootWnd();
+
+    return this;
 }
 
 void CPWL_Wnd::SetVisible(FX_BOOL bVisible)
 {
-	if (IsValid())
-	{
-		for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-		{
-			if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-			{
-				pChild->SetVisible(bVisible);
-			}
-		}
-
-		if (bVisible != m_bVisible)
-		{
-			m_bVisible = bVisible;
-			RePosChildWnd();
-			InvalidateRect();
-		}
-	}
+    if (IsValid())
+    {
+        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+        {
+            if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+            {
+                pChild->SetVisible(bVisible);
+            }
+        }
+
+        if (bVisible != m_bVisible)
+        {
+            m_bVisible = bVisible;
+            RePosChildWnd();
+            InvalidateRect();
+        }
+    }
 }
 
 void CPWL_Wnd::SetClipRect(const CPDF_Rect & rect)
 {
-	m_rcClip = rect;
-	m_rcClip.Normalize();
+    m_rcClip = rect;
+    m_rcClip.Normalize();
 }
 
 CPDF_Rect CPWL_Wnd::GetClipRect() const
 {
-	return m_rcClip;
+    return m_rcClip;
 }
 
-FX_BOOL	CPWL_Wnd::IsReadOnly() const
+FX_BOOL CPWL_Wnd::IsReadOnly() const
 {
-	return HasFlag(PWS_READONLY);
+    return HasFlag(PWS_READONLY);
 }
 
 void CPWL_Wnd::RePosChildWnd()
 {
-	CPDF_Rect rcContent = CPWL_Utils::DeflateRect(GetWindowRect(),(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
+    CPDF_Rect rcContent = CPWL_Utils::DeflateRect(GetWindowRect(),(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
 
-	CPWL_ScrollBar * pVSB = GetVScrollBar();
+    CPWL_ScrollBar * pVSB = GetVScrollBar();
 
-	CPDF_Rect rcVScroll = CPDF_Rect(rcContent.right - PWL_SCROLLBAR_WIDTH,
-							rcContent.bottom,
-							rcContent.right-1.0f,
-							rcContent.top);
+    CPDF_Rect rcVScroll = CPDF_Rect(rcContent.right - PWL_SCROLLBAR_WIDTH,
+                            rcContent.bottom,
+                            rcContent.right-1.0f,
+                            rcContent.top);
 
-	if (pVSB) pVSB->Move(rcVScroll,TRUE,FALSE);
+    if (pVSB) pVSB->Move(rcVScroll,TRUE,FALSE);
 }
 
 void CPWL_Wnd::CreateChildWnd(const PWL_CREATEPARAM & cp)
@@ -946,317 +940,307 @@ void CPWL_Wnd::CreateChildWnd(const PWL_CREATEPARAM & cp)
 
 void CPWL_Wnd::SetCursor()
 {
-	if (IsValid())
-	{
-		if (IFX_SystemHandler* pSH = GetSystemHandler())
-		{
-			int32_t nCursorType = GetCreationParam().eCursorType;
-			pSH->SetCursor(nCursorType);
-		}
-	}
+    if (IsValid())
+    {
+        if (IFX_SystemHandler* pSH = GetSystemHandler())
+        {
+            int32_t nCursorType = GetCreationParam().eCursorType;
+            pSH->SetCursor(nCursorType);
+        }
+    }
 }
 
 void CPWL_Wnd::CreateMsgControl()
 {
-	if (!m_sPrivateParam.pMsgControl)
-		m_sPrivateParam.pMsgControl = new CPWL_MsgControl(this);
+    if (!m_sPrivateParam.pMsgControl)
+        m_sPrivateParam.pMsgControl = new CPWL_MsgControl(this);
 }
 
 void CPWL_Wnd::DestroyMsgControl()
 {
-	if (CPWL_MsgControl* pMsgControl = GetMsgControl())
-		if (pMsgControl->IsWndCreated(this))
-			delete pMsgControl;
+    if (CPWL_MsgControl* pMsgControl = GetMsgControl())
+        if (pMsgControl->IsWndCreated(this))
+            delete pMsgControl;
 }
 
 CPWL_MsgControl* CPWL_Wnd::GetMsgControl() const
 {
-	return m_sPrivateParam.pMsgControl;
+    return m_sPrivateParam.pMsgControl;
 }
 
 FX_BOOL CPWL_Wnd::IsCaptureMouse() const
 {
-	return IsWndCaptureMouse(this);
+    return IsWndCaptureMouse(this);
 }
 
 FX_BOOL CPWL_Wnd::IsWndCaptureMouse(const CPWL_Wnd * pWnd) const
 {
-	if (CPWL_MsgControl * pCtrl = GetMsgControl())
-		return pCtrl->IsWndCaptureMouse(pWnd);
+    if (CPWL_MsgControl * pCtrl = GetMsgControl())
+        return pCtrl->IsWndCaptureMouse(pWnd);
 
-	return FALSE;
+    return FALSE;
 }
 
 FX_BOOL CPWL_Wnd::IsWndCaptureKeyboard(const CPWL_Wnd * pWnd) const
 {
-	if (CPWL_MsgControl * pCtrl = GetMsgControl())
-		return pCtrl->IsWndCaptureKeyboard(pWnd);
+    if (CPWL_MsgControl * pCtrl = GetMsgControl())
+        return pCtrl->IsWndCaptureKeyboard(pWnd);
 
-	return FALSE;
+    return FALSE;
 }
 
 FX_BOOL CPWL_Wnd::IsFocused() const
 {
-	if (CPWL_MsgControl * pCtrl = GetMsgControl())
-		return pCtrl->IsMainCaptureKeyboard(this);
+    if (CPWL_MsgControl * pCtrl = GetMsgControl())
+        return pCtrl->IsMainCaptureKeyboard(this);
 
-	return FALSE;
+    return FALSE;
 }
 
 CPDF_Rect CPWL_Wnd::GetFocusRect() const
 {
-	return CPWL_Utils::InflateRect(GetWindowRect(),1);
+    return CPWL_Utils::InflateRect(GetWindowRect(),1);
 }
 
 FX_FLOAT CPWL_Wnd::GetFontSize() const
 {
-	return m_sPrivateParam.fFontSize;
+    return m_sPrivateParam.fFontSize;
 }
 
 void CPWL_Wnd::SetFontSize(FX_FLOAT fFontSize)
 {
-	m_sPrivateParam.fFontSize = fFontSize;
+    m_sPrivateParam.fFontSize = fFontSize;
 }
 
 IFX_SystemHandler* CPWL_Wnd::GetSystemHandler() const
 {
-	return m_sPrivateParam.pSystemHandler;
+    return m_sPrivateParam.pSystemHandler;
 }
 
 IPWL_FocusHandler* CPWL_Wnd::GetFocusHandler() const
 {
-	return m_sPrivateParam.pFocusHandler;
+    return m_sPrivateParam.pFocusHandler;
 }
 
 IPWL_Provider* CPWL_Wnd::GetProvider() const
 {
-	return m_sPrivateParam.pProvider;
+    return m_sPrivateParam.pProvider;
 }
 
 IFX_Edit_FontMap* CPWL_Wnd::GetFontMap() const
 {
-	return m_sPrivateParam.pFontMap;
+    return m_sPrivateParam.pFontMap;
 }
 
 CPWL_Color CPWL_Wnd::GetBorderLeftTopColor(int32_t nBorderStyle) const
 {
-	CPWL_Color color;
-
-	switch (nBorderStyle)
-	{
-		case PBS_SOLID:
-			break;
-		case PBS_DASH:
-			break;
-		case PBS_BEVELED:
-			color = CPWL_Color(COLORTYPE_GRAY,1);
-			break;
-		case PBS_INSET:
-			color = CPWL_Color(COLORTYPE_GRAY,0.5f);
-			break;
-		case PBS_UNDERLINED:
-			break;
-	}
+    CPWL_Color color;
+
+    switch (nBorderStyle)
+    {
+        case PBS_SOLID:
+            break;
+        case PBS_DASH:
+            break;
+        case PBS_BEVELED:
+            color = CPWL_Color(COLORTYPE_GRAY,1);
+            break;
+        case PBS_INSET:
+            color = CPWL_Color(COLORTYPE_GRAY,0.5f);
+            break;
+        case PBS_UNDERLINED:
+            break;
+    }
 
-	return color;
+    return color;
 }
 
 CPWL_Color CPWL_Wnd::GetBorderRightBottomColor(int32_t nBorderStyle) const
 {
-	CPWL_Color color;
-
-	switch (nBorderStyle)
-	{
-		case PBS_SOLID:
-			break;
-		case PBS_DASH:
-			break;
-		case PBS_BEVELED:
-			color = CPWL_Utils::DevideColor(GetBackgroundColor(),2);
-			break;
-		case PBS_INSET:
-			color = CPWL_Color(COLORTYPE_GRAY,0.75f);
-			break;
-		case PBS_UNDERLINED:
-			break;
-	}
+    CPWL_Color color;
+
+    switch (nBorderStyle)
+    {
+        case PBS_SOLID:
+            break;
+        case PBS_DASH:
+            break;
+        case PBS_BEVELED:
+            color = CPWL_Utils::DevideColor(GetBackgroundColor(),2);
+            break;
+        case PBS_INSET:
+            color = CPWL_Color(COLORTYPE_GRAY,0.75f);
+            break;
+        case PBS_UNDERLINED:
+            break;
+    }
 
-	return color;
+    return color;
 }
 
 /* ----------------------------------------------------------------- */
 
 int32_t CPWL_Wnd::GetTransparency()
 {
-	return m_sPrivateParam.nTransparency;
+    return m_sPrivateParam.nTransparency;
 }
 
 void CPWL_Wnd::SetTransparency(int32_t nTransparency)
 {
-	for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-	{
-		if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-		{
-			pChild->SetTransparency(nTransparency);
-		}
-	}
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+    {
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+        {
+            pChild->SetTransparency(nTransparency);
+        }
+    }
 
-	m_sPrivateParam.nTransparency = nTransparency;
+    m_sPrivateParam.nTransparency = nTransparency;
 }
 
-CPDF_Matrix	CPWL_Wnd::GetWindowMatrix() const
+CPDF_Matrix CPWL_Wnd::GetWindowMatrix() const
 {
-	CPDF_Matrix mt = GetChildToRoot();
+    CPDF_Matrix mt = GetChildToRoot();
 
-	if (IPWL_Provider* pProvider = GetProvider())
-	{
-		mt.Concat(pProvider->GetWindowMatrix(GetAttachedData()));
-		return mt;
-	}
+    if (IPWL_Provider* pProvider = GetProvider())
+    {
+        mt.Concat(pProvider->GetWindowMatrix(GetAttachedData()));
+        return mt;
+    }
 
-	return mt;
+    return mt;
 }
 
 void CPWL_Wnd::PWLtoWnd(const CPDF_Point& point, int32_t& x, int32_t& y) const
 {
-	CPDF_Matrix mt = GetWindowMatrix();
-	CPDF_Point pt = point;
-	mt.Transform(pt.x,pt.y);
-	x = (int32_t)(pt.x+0.5);
-	y = (int32_t)(pt.y+0.5);
+    CPDF_Matrix mt = GetWindowMatrix();
+    CPDF_Point pt = point;
+    mt.Transform(pt.x,pt.y);
+    x = (int32_t)(pt.x+0.5);
+    y = (int32_t)(pt.y+0.5);
 }
 
 FX_RECT CPWL_Wnd::PWLtoWnd(const CPDF_Rect & rect) const
 {
-	CPDF_Rect rcTemp = rect;
-	CPDF_Matrix mt = GetWindowMatrix();
-	mt.TransformRect(rcTemp);
-	return FX_RECT((int32_t)(rcTemp.left+0.5), (int32_t)(rcTemp.bottom+0.5), (int32_t)(rcTemp.right+0.5), (int32_t)(rcTemp.top+0.5));
+    CPDF_Rect rcTemp = rect;
+    CPDF_Matrix mt = GetWindowMatrix();
+    mt.TransformRect(rcTemp);
+    return FX_RECT((int32_t)(rcTemp.left+0.5), (int32_t)(rcTemp.bottom+0.5), (int32_t)(rcTemp.right+0.5), (int32_t)(rcTemp.top+0.5));
 }
 
 FX_HWND CPWL_Wnd::GetAttachedHWnd() const
 {
-	return m_sPrivateParam.hAttachedWnd;
+    return m_sPrivateParam.hAttachedWnd;
 }
 
 CPDF_Point CPWL_Wnd::ChildToParent(const CPDF_Point& point) const
 {
-	CPDF_Matrix mt = GetChildMatrix();
-	if (mt.IsIdentity())
-		return point;
-	else
-	{
-		CPDF_Point pt = point;
-		mt.Transform(pt.x,pt.y);
-		return pt;
-	}
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return point;
+
+    CPDF_Point pt = point;
+    mt.Transform(pt.x,pt.y);
+    return pt;
 }
 
 CPDF_Rect CPWL_Wnd::ChildToParent(const CPDF_Rect& rect) const
 {
-	CPDF_Matrix mt = GetChildMatrix();
-	if (mt.IsIdentity())
-		return rect;
-	else
-	{
-		CPDF_Rect rc = rect;
-		mt.TransformRect(rc);
-		return rc;
-	}
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return rect;
+
+    CPDF_Rect rc = rect;
+    mt.TransformRect(rc);
+    return rc;
 }
 
 CPDF_Point CPWL_Wnd::ParentToChild(const CPDF_Point& point) const
 {
-	CPDF_Matrix mt = GetChildMatrix();
-	if (mt.IsIdentity())
-		return point;
-	else
-	{
-		mt.SetReverse(mt);
-		CPDF_Point pt = point;
-		mt.Transform(pt.x,pt.y);
-		return pt;
-	}
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return point;
+
+    mt.SetReverse(mt);
+    CPDF_Point pt = point;
+    mt.Transform(pt.x,pt.y);
+    return pt;
 }
 
 CPDF_Rect CPWL_Wnd::ParentToChild(const CPDF_Rect& rect) const
 {
-	CPDF_Matrix mt = GetChildMatrix();
-	if (mt.IsIdentity())
-		return rect;
-	else
-	{
-		mt.SetReverse(mt);
-		CPDF_Rect rc = rect;
-		mt.TransformRect(rc);
-		return rc;
-	}
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return rect;
+
+    mt.SetReverse(mt);
+    CPDF_Rect rc = rect;
+    mt.TransformRect(rc);
+    return rc;
 }
 
 CPDF_Matrix CPWL_Wnd::GetChildToRoot() const
 {
-	CPDF_Matrix mt(1,0,0,1,0,0);
-
-	if (HasFlag(PWS_CHILD))
-	{
-		const CPWL_Wnd* pParent = this;
-		while (pParent)
-		{
-			mt.Concat(pParent->GetChildMatrix());
-			pParent = pParent->GetParentWindow();
-		}
-	}
-
-	return mt;
+    CPDF_Matrix mt(1, 0, 0, 1, 0, 0);
+    if (HasFlag(PWS_CHILD))
+    {
+        const CPWL_Wnd* pParent = this;
+        while (pParent)
+        {
+            mt.Concat(pParent->GetChildMatrix());
+            pParent = pParent->GetParentWindow();
+        }
+    }
+    return mt;
 }
 
 CPDF_Matrix CPWL_Wnd::GetChildMatrix() const
 {
-	if (HasFlag(PWS_CHILD))
-		return m_sPrivateParam.mtChild;
+    if (HasFlag(PWS_CHILD))
+        return m_sPrivateParam.mtChild;
 
-	return CPDF_Matrix(1,0,0,1,0,0);
+    return CPDF_Matrix(1,0,0,1,0,0);
 }
 
 void CPWL_Wnd::SetChildMatrix(const CPDF_Matrix& mt)
 {
-	m_sPrivateParam.mtChild = mt;
+    m_sPrivateParam.mtChild = mt;
 }
 
-const CPWL_Wnd*	CPWL_Wnd::GetFocused() const
+const CPWL_Wnd* CPWL_Wnd::GetFocused() const
 {
-	if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-	{
-		return pMsgCtrl->m_pMainKeyboardWnd;
-	}
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+    {
+        return pMsgCtrl->m_pMainKeyboardWnd;
+    }
 
-	return NULL;
+    return NULL;
 }
 
 void CPWL_Wnd::EnableWindow(FX_BOOL bEnable)
 {
-	if (m_bEnabled != bEnable)
-	{
-		for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-		{
-			if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-			{
-				pChild->EnableWindow(bEnable);
-			}
-		}
+    if (m_bEnabled != bEnable)
+    {
+        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+        {
+            if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+            {
+                pChild->EnableWindow(bEnable);
+            }
+        }
 
-		m_bEnabled = bEnable;
+        m_bEnabled = bEnable;
 
-		if (bEnable)
-			OnEnabled();
-		else
-			OnDisabled();
-	}
+        if (bEnable)
+            OnEnabled();
+        else
+            OnDisabled();
+    }
 }
 
 FX_BOOL CPWL_Wnd::IsEnabled()
 {
-	return m_bEnabled;
+    return m_bEnabled;
 }
 
 void CPWL_Wnd::OnEnabled()
@@ -1269,41 +1253,40 @@ void CPWL_Wnd::OnDisabled()
 
 FX_BOOL CPWL_Wnd::IsCTRLpressed(FX_DWORD nFlag) const
 {
-	if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-	{
-		return pSystemHandler->IsCTRLKeyDown(nFlag);
-	}
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsCTRLKeyDown(nFlag);
+    }
 
-	return FALSE;
+    return FALSE;
 }
 
-FX_BOOL	CPWL_Wnd::IsSHIFTpressed(FX_DWORD nFlag) const
+FX_BOOL CPWL_Wnd::IsSHIFTpressed(FX_DWORD nFlag) const
 {
-	if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-	{
-		return pSystemHandler->IsSHIFTKeyDown(nFlag);
-	}
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsSHIFTKeyDown(nFlag);
+    }
 
-	return FALSE;
+    return FALSE;
 }
 
-FX_BOOL	CPWL_Wnd::IsALTpressed(FX_DWORD nFlag) const
+FX_BOOL CPWL_Wnd::IsALTpressed(FX_DWORD nFlag) const
 {
-	if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-	{
-		return pSystemHandler->IsALTKeyDown(nFlag);
-	}
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsALTKeyDown(nFlag);
+    }
 
-	return FALSE;
+    return FALSE;
 }
 
-FX_BOOL	CPWL_Wnd::IsINSERTpressed(FX_DWORD nFlag) const
+FX_BOOL CPWL_Wnd::IsINSERTpressed(FX_DWORD nFlag) const
 {
-	if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-	{
-		return pSystemHandler->IsINSERTKeyDown(nFlag);
-	}
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsINSERTKeyDown(nFlag);
+    }
 
-	return FALSE;
+    return FALSE;
 }
-