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			91 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright 2016 The Chromium Embedded Framework Authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style license that can be found
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| // in the LICENSE file.
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| 
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| #include "libcef/browser/views/scroll_view_impl.h"
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| 
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| // static
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| CefRefPtr<CefScrollView> CefScrollView::CreateScrollView(
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|     CefRefPtr<CefViewDelegate> delegate) {
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|   return CefScrollViewImpl::Create(delegate);
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| }
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| 
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| // static
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| CefRefPtr<CefScrollViewImpl> CefScrollViewImpl::Create(
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|     CefRefPtr<CefViewDelegate> delegate) {
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|   CEF_REQUIRE_UIT_RETURN(nullptr);
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|   CefRefPtr<CefScrollViewImpl> view = new CefScrollViewImpl(delegate);
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|   view->Initialize();
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|   return view;
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| }
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| 
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| void CefScrollViewImpl::SetContentView(CefRefPtr<CefView> view) {
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|   CEF_REQUIRE_VALID_RETURN_VOID();
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|   DCHECK(view.get());
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|   DCHECK(view->IsValid());
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|   DCHECK(!view->IsAttached());
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|   if (!view.get() || !view->IsValid() || view->IsAttached())
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|     return;
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| 
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|   root_view()->SetContents(view_util::PassOwnership(view));
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| }
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| 
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| CefRefPtr<CefView> CefScrollViewImpl::GetContentView() {
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|   CEF_REQUIRE_VALID_RETURN(nullptr);
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|   return view_util::GetFor(root_view()->contents(), false);
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| }
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| 
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| CefRect CefScrollViewImpl::GetVisibleContentRect() {
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|   CEF_REQUIRE_VALID_RETURN(CefRect());
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|   const gfx::Rect& rect = root_view()->GetVisibleRect();
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|   return CefRect(rect.x(), rect.y(), rect.width(), rect.height());
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| }
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| 
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| bool CefScrollViewImpl::HasHorizontalScrollbar() {
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|   CEF_REQUIRE_VALID_RETURN(false);
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|   const views::ScrollBar* scrollbar = root_view()->horizontal_scroll_bar();
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|   return scrollbar && scrollbar->GetVisible();
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| }
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| 
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| int CefScrollViewImpl::GetHorizontalScrollbarHeight() {
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|   CEF_REQUIRE_VALID_RETURN(0);
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|   return root_view()->GetScrollBarLayoutHeight();
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| }
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| 
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| bool CefScrollViewImpl::HasVerticalScrollbar() {
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|   CEF_REQUIRE_VALID_RETURN(false);
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|   const views::ScrollBar* scrollbar = root_view()->vertical_scroll_bar();
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|   return scrollbar && scrollbar->GetVisible();
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| }
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| 
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| int CefScrollViewImpl::GetVerticalScrollbarWidth() {
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|   CEF_REQUIRE_VALID_RETURN(0);
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|   return root_view()->GetScrollBarLayoutWidth();
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| }
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| 
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| void CefScrollViewImpl::GetDebugInfo(base::DictionaryValue* info,
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|                                      bool include_children) {
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|   ParentClass::GetDebugInfo(info, include_children);
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|   if (include_children) {
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|     views::View* view = root_view()->contents();
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|     CefViewAdapter* adapter = CefViewAdapter::GetFor(view);
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|     if (adapter) {
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|       std::unique_ptr<base::DictionaryValue> child_info(
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|           new base::DictionaryValue());
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|       adapter->GetDebugInfo(child_info.get(), include_children);
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|       info->Set("content_view", std::move(child_info));
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|     }
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|   }
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| }
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| 
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| CefScrollViewImpl::CefScrollViewImpl(CefRefPtr<CefViewDelegate> delegate)
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|     : ParentClass(delegate) {}
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| 
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| CefScrollViewView* CefScrollViewImpl::CreateRootView() {
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|   return new CefScrollViewView(delegate());
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| }
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| 
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| void CefScrollViewImpl::InitializeRootView() {
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|   static_cast<CefScrollViewView*>(root_view())->Initialize();
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| }
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