Cleanup unused methods and return values in FWL code.

xfa/fwl/core/ifwl_widget.h

 // 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
 
 #ifndef XFA_FWL_CORE_IFWL_WIDGET_H_
 #define XFA_FWL_CORE_IFWL_WIDGET_H_
 
 #include <memory>
@@ skipping 49 matching lines @@
 class IFWL_DataProvider;
 class IFWL_ThemeProvider;
 class IFWL_Widget;
 enum class FWL_Type;
 
 class IFWL_Widget {
  public:
   virtual ~IFWL_Widget();
 
   virtual FWL_Error Initialize();
-  virtual FWL_Error Finalize();
-  virtual FWL_Error GetClassName(CFX_WideString& wsClass) const;
+  virtual void Finalize();
   virtual FWL_Type GetClassID() const = 0;
   virtual FX_BOOL IsInstance(const CFX_WideStringC& wsClass) const;
 
   virtual FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
   virtual FWL_Error GetGlobalRect(CFX_RectF& rect);
   virtual FWL_Error SetWidgetRect(const CFX_RectF& rect);
   virtual FWL_Error GetClientRect(CFX_RectF& rect);
+
   virtual IFWL_Widget* GetParent();
   virtual FWL_Error SetParent(IFWL_Widget* pParent);
+
   virtual IFWL_Widget* GetOwner();
   virtual FWL_Error SetOwner(IFWL_Widget* pOwner);
+
   virtual IFWL_Widget* GetOuter();
+
   virtual uint32_t GetStyles();
   virtual FWL_Error ModifyStyles(uint32_t dwStylesAdded,
                                  uint32_t dwStylesRemoved);
   virtual uint32_t GetStylesEx();
   virtual FWL_Error ModifyStylesEx(uint32_t dwStylesExAdded,
                                    uint32_t dwStylesExRemoved);
+
   virtual uint32_t GetStates();
   virtual void SetStates(uint32_t dwStates, FX_BOOL bSet = TRUE);
+
   virtual FWL_Error Update();
   virtual FWL_Error LockUpdate();
   virtual FWL_Error UnlockUpdate();
+
   virtual FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy);
+
   virtual FWL_Error TransformTo(IFWL_Widget* pWidget,
                                 FX_FLOAT& fx,
                                 FX_FLOAT& fy);
   virtual FWL_Error TransformTo(IFWL_Widget* pWidget, CFX_RectF& rt);
+
   virtual FWL_Error GetMatrix(CFX_Matrix& matrix, FX_BOOL bGlobal = FALSE);
   virtual FWL_Error SetMatrix(const CFX_Matrix& matrix);
+
   virtual FWL_Error DrawWidget(CFX_Graphics* pGraphics,
                                const CFX_Matrix* pMatrix = nullptr);
+
   virtual IFWL_ThemeProvider* GetThemeProvider();
   virtual FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider);
   virtual IFWL_WidgetDelegate* SetDelegate(IFWL_WidgetDelegate* pDelegate);
   virtual IFWL_App* GetOwnerApp() const;
 
   FWL_Error SetOwnerApp(IFWL_App* pOwnerApp);
   CFX_SizeF GetOffsetFromParent(IFWL_Widget* pParent);
 
   uint32_t GetEventKey() const;
   void SetEventKey(uint32_t key);
 
   void* GetLayoutItem() const;
   void SetLayoutItem(void* pItem);
 
-  CFWL_Widget* GetAssociateWidget() const;
   void SetAssociateWidget(CFWL_Widget* pAssociate);
 
  protected:
   friend class CFWL_WidgetImpDelegate;
 
   IFWL_Widget(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
 
   FX_BOOL IsEnabled() const;
   FX_BOOL IsVisible() const;
   FX_BOOL IsActive() const;
@@ skipping 77 matching lines @@
  public:
   CFWL_WidgetImpDelegate();
   ~CFWL_WidgetImpDelegate() override {}
   void OnProcessMessage(CFWL_Message* pMessage) override;
   void OnProcessEvent(CFWL_Event* pEvent) override;
   void OnDrawWidget(CFX_Graphics* pGraphics,
                     const CFX_Matrix* pMatrix = nullptr) override;
 };
 
 #endif  // XFA_FWL_CORE_IFWL_WIDGET_H_