Split fwl/core class pt I.

xfa/fwl/core/ifwl_combolist.cpp

 // Copyright 2016 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_combolist.h"
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fwl/core/cfwl_msgkey.h"
 #include "xfa/fwl/core/cfwl_msgkillfocus.h"
 #include "xfa/fwl/core/cfwl_msgmouse.h"
 #include "xfa/fwl/core/ifwl_combobox.h"
 #include "xfa/fwl/core/ifwl_comboedit.h"
+#include "xfa/fwl/core/ifwl_listbox.h"
 
 IFWL_ComboList::IFWL_ComboList(
     const IFWL_App* app,
     std::unique_ptr<CFWL_WidgetProperties> properties,
     IFWL_Widget* pOuter)
     : IFWL_ListBox(app, std::move(properties), pOuter), m_bNotifyOwner(true) {
   ASSERT(pOuter);
 }
 
 int32_t IFWL_ComboList::MatchItem(const CFX_WideString& wsMatch) {
   if (wsMatch.IsEmpty())
     return -1;
   if (!m_pProperties->m_pDataProvider)
     return -1;
 
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
+  IFWL_ListBox::DataProvider* pData =
+      static_cast<IFWL_ListBox::DataProvider*>(m_pProperties->m_pDataProvider);
   int32_t iCount = pData->CountItems(this);
   for (int32_t i = 0; i < iCount; i++) {
     CFWL_ListItem* hItem = pData->GetItem(this, i);
     CFX_WideString wsText;
     pData->GetItemText(this, hItem, wsText);
     FX_STRSIZE pos = wsText.Find(wsMatch.c_str());
     if (!pos)
       return i;
   }
   return -1;
 }
 
 void IFWL_ComboList::ChangeSelected(int32_t iSel) {
   if (!m_pProperties->m_pDataProvider)
     return;
 
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
+  IFWL_ListBox::DataProvider* pData =
+      static_cast<IFWL_ListBox::DataProvider*>(m_pProperties->m_pDataProvider);
   CFWL_ListItem* hItem = pData->GetItem(this, iSel);
   CFX_RectF rtInvalidate;
   rtInvalidate.Reset();
   CFWL_ListItem* hOld = GetSelItem(0);
   int32_t iOld = pData->GetItemIndex(this, hOld);
   if (iOld == iSel)
     return;
   if (iOld > -1) {
     GetItemRect(iOld, rtInvalidate);
     SetSelItem(hOld, false);
   }
   if (hItem) {
     CFX_RectF rect;
     GetItemRect(iSel, rect);
     rtInvalidate.Union(rect);
     CFWL_ListItem* hSel = pData->GetItem(this, iSel);
     SetSelItem(hSel, true);
   }
   if (!rtInvalidate.IsEmpty())
     Repaint(&rtInvalidate);
 }
 
 int32_t IFWL_ComboList::CountItems() {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
+  IFWL_ListBox::DataProvider* pData =
+      static_cast<IFWL_ListBox::DataProvider*>(m_pProperties->m_pDataProvider);
   return pData ? pData->CountItems(this) : 0;
 }
 
 void IFWL_ComboList::GetItemRect(int32_t nIndex, CFX_RectF& rtItem) {
-  IFWL_ListBoxDP* pData =
-      static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
+  IFWL_ListBox::DataProvider* pData =
+      static_cast<IFWL_ListBox::DataProvider*>(m_pProperties->m_pDataProvider);
   CFWL_ListItem* hItem = pData->GetItem(this, nIndex);
   pData->GetItemRect(this, hItem, rtItem);
 }
 
 void IFWL_ComboList::ClientToOuter(FX_FLOAT& fx, FX_FLOAT& fy) {
   fx += m_pProperties->m_rtWidget.left, fy += m_pProperties->m_rtWidget.top;
   IFWL_Widget* pOwner = GetOwner();
   if (!pOwner)
     return;
   pOwner->TransformTo(m_pOuter, fx, fy);
@@ skipping 71 matching lines @@
       if (rect.Contains(pMsg->m_fx, pMsg->m_fy))
         return;
     }
 
     CFWL_ListItem* hItem = GetItemAtPoint(pMsg->m_fx, pMsg->m_fy);
     if (!hItem)
       return;
     if (!m_pProperties->m_pDataProvider)
       return;
 
-    IFWL_ListBoxDP* pData =
-        static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
+    IFWL_ListBox::DataProvider* pData =
+        static_cast<IFWL_ListBox::DataProvider*>(
+            m_pProperties->m_pDataProvider);
     ChangeSelected(pData->GetItemIndex(this, hItem));
   } else if (m_bNotifyOwner) {
     ClientToOuter(pMsg->m_fx, pMsg->m_fy);
     IFWL_ComboBox* pOuter = static_cast<IFWL_ComboBox*>(m_pOuter);
     pOuter->GetDelegate()->OnProcessMessage(pMsg);
   }
 }
 
 void IFWL_ComboList::OnDropListLButtonDown(CFWL_MsgMouse* pMsg) {
   if (GetRTClient().Contains(pMsg->m_fx, pMsg->m_fy))
@@ skipping 59 matching lines @@
 }
 
 void IFWL_ComboList::OnDropListKeyDown(CFWL_MsgKey* pKey) {
   uint32_t dwKeyCode = pKey->m_dwKeyCode;
   switch (dwKeyCode) {
     case FWL_VKEY_Up:
     case FWL_VKEY_Down:
     case FWL_VKEY_Home:
     case FWL_VKEY_End: {
       IFWL_ComboBox* pOuter = static_cast<IFWL_ComboBox*>(m_pOuter);
-      IFWL_ListBoxDP* pData =
-          static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider);
+      IFWL_ListBox::DataProvider* pData =
+          static_cast<IFWL_ListBox::DataProvider*>(
+              m_pProperties->m_pDataProvider);
       CFWL_ListItem* hItem =
           pData->GetItem(this, pOuter->GetCurrentSelection());
       hItem = GetItem(hItem, dwKeyCode);
       if (!hItem)
         break;
 
       SetSelection(hItem, hItem, true);
       ScrollToVisible(hItem);
       CFX_RectF rtInvalidate;
       rtInvalidate.Set(0, 0, m_pProperties->m_rtWidget.width,
                        m_pProperties->m_rtWidget.height);
       Repaint(&rtInvalidate);
       break;
     }
     default:
       break;
   }
 }