Split fwl/core class pt I.

xfa/fwl/core/ifwl_pushbutton.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 "xfa/fwl/core/ifwl_pushbutton.h"
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fde/tto/fde_textout.h"
@@ skipping 28 matching lines @@
   if (!bAutoSize) {
     rect = m_pProperties->m_rtWidget;
     return;
   }
 
   rect.Set(0, 0, 0, 0);
   if (!m_pProperties->m_pThemeProvider)
     m_pProperties->m_pThemeProvider = GetAvailableTheme();
 
   CFX_WideString wsCaption;
-  IFWL_PushButtonDP* pData =
-      static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
-  if (pData)
-    pData->GetCaption(this, wsCaption);
+  if (m_pProperties->m_pDataProvider)
+    m_pProperties->m_pDataProvider->GetCaption(this, wsCaption);
 
   int32_t iLen = wsCaption.GetLength();
   if (iLen > 0) {
     CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider);
     rect.Set(0, 0, sz.x, sz.y);
   }
 
   FX_FLOAT* fcaption =
       static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin));
   rect.Inflate(*fcaption, *fcaption);
@@ skipping 22 matching lines @@
   m_rtCaption.Inflate(-*fcaption, -*fcaption);
 }
 
 void IFWL_PushButton::DrawWidget(CFX_Graphics* pGraphics,
                                  const CFX_Matrix* pMatrix) {
   if (!pGraphics)
     return;
   if (!m_pProperties->m_pThemeProvider)
     return;
 
-  IFWL_PushButtonDP* pData =
-      static_cast<IFWL_PushButtonDP*>(m_pProperties->m_pDataProvider);
   IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
   if (HasBorder()) {
     DrawBorder(pGraphics, CFWL_Part::Border, m_pProperties->m_pThemeProvider,
                pMatrix);
   }
   if (HasEdge()) {
     DrawEdge(pGraphics, CFWL_Part::Edge, m_pProperties->m_pThemeProvider,
              pMatrix);
   }
   DrawBkground(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
   CFX_Matrix matrix;
   matrix.Concat(*pMatrix);
 
   CFX_WideString wsCaption;
-  if (pData)
-    pData->GetCaption(this, wsCaption);
+  if (m_pProperties->m_pDataProvider)
+    m_pProperties->m_pDataProvider->GetCaption(this, wsCaption);
 
   CFX_RectF rtText;
   rtText.Set(0, 0, 0, 0);
   if (!wsCaption.IsEmpty())
     CalcTextRect(wsCaption, pTheme, 0, m_iTTOAlign, rtText);
 
   switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_PSB_ModeMask) {
     case FWL_STYLEEXT_PSB_TextOnly:
       DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
       break;
@@ skipping 242 matching lines @@
     CFWL_EvtClick wmClick;
     wmClick.m_pSrcTarget = this;
     DispatchEvent(&wmClick);
     return;
   }
   if (pMsg->m_dwKeyCode != FWL_VKEY_Tab)
     return;
 
   DispatchKeyEvent(pMsg);
 }