mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2024-12-12 01:26:03 +01:00
1073577d03
- Add a new check_style tool based on Google's cpplint that can be used to verify compliance of pending changes and specific files/directories. - Update existing CEF source code to be compliant with the style requirements. git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@463 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
263 lines
6.7 KiB
C++
263 lines
6.7 KiB
C++
// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "libcef/dom_document_impl.h"
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#include "libcef/dom_node_impl.h"
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#include "libcef/cef_thread.h"
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#include "base/logging.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebNode.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebRange.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURL.h"
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using WebKit::WebDocument;
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using WebKit::WebElement;
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using WebKit::WebFrame;
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using WebKit::WebNode;
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using WebKit::WebRange;
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using WebKit::WebString;
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using WebKit::WebURL;
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CefDOMDocumentImpl::CefDOMDocumentImpl(CefBrowserImpl* browser,
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WebFrame* frame)
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: browser_(browser),
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frame_(frame) {
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const WebDocument& document = frame_->document();
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DCHECK(!document.isNull());
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}
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CefDOMDocumentImpl::~CefDOMDocumentImpl() {
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REQUIRE_UIT();
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// Verify that the Detach() method has been called.
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DCHECK(frame_ == NULL);
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}
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CefDOMDocumentImpl::Type CefDOMDocumentImpl::GetType() {
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if (!VerifyContext())
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return DOM_DOCUMENT_TYPE_UNKNOWN;
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const WebDocument& document = frame_->document();
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if (document.isHTMLDocument())
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return DOM_DOCUMENT_TYPE_HTML;
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if (document.isXHTMLDocument())
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return DOM_DOCUMENT_TYPE_XHTML;
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if (document.isPluginDocument())
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return DOM_DOCUMENT_TYPE_PLUGIN;
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return DOM_DOCUMENT_TYPE_UNKNOWN;
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetDocument() {
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const WebDocument& document = frame_->document();
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return GetOrCreateNode(document.document());
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetBody() {
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const WebDocument& document = frame_->document();
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return GetOrCreateNode(document.body());
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetHead() {
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WebDocument document = frame_->document();
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return GetOrCreateNode(document.head());
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}
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CefString CefDOMDocumentImpl::GetTitle() {
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CefString str;
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if (!VerifyContext())
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return str;
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const WebDocument& document = frame_->document();
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const WebString& title = document.title();
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if (!title.isNull())
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str = title;
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return str;
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetElementById(const CefString& id) {
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const WebDocument& document = frame_->document();
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return GetOrCreateNode(document.getElementById(string16(id)));
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetFocusedNode() {
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const WebDocument& document = frame_->document();
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return GetOrCreateNode(document.focusedNode());
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}
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bool CefDOMDocumentImpl::HasSelection() {
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if (!VerifyContext())
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return false;
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return frame_->hasSelection();
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetSelectionStartNode() {
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if (!VerifyContext() || !frame_->hasSelection())
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return NULL;
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const WebRange& range = frame_->selectionRange();
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if (range.isNull())
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return NULL;
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int exceptionCode;
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return GetOrCreateNode(range.startContainer(exceptionCode));
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}
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int CefDOMDocumentImpl::GetSelectionStartOffset() {
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if (!VerifyContext() || !frame_->hasSelection())
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return 0;
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const WebRange& range = frame_->selectionRange();
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if (range.isNull())
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return 0;
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return range.startOffset();
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetSelectionEndNode() {
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if (!VerifyContext() || !frame_->hasSelection())
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return NULL;
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const WebRange& range = frame_->selectionRange();
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if (range.isNull())
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return NULL;
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int exceptionCode;
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return GetOrCreateNode(range.endContainer(exceptionCode));
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}
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int CefDOMDocumentImpl::GetSelectionEndOffset() {
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if (!VerifyContext() || !frame_->hasSelection())
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return 0;
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const WebRange& range = frame_->selectionRange();
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if (range.isNull())
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return 0;
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return range.endOffset();
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}
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CefString CefDOMDocumentImpl::GetSelectionAsMarkup() {
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CefString str;
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if (!VerifyContext() || !frame_->hasSelection())
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return str;
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const WebString& markup = frame_->selectionAsMarkup();
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if (!markup.isNull())
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str = markup;
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return str;
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}
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CefString CefDOMDocumentImpl::GetSelectionAsText() {
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CefString str;
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if (!VerifyContext() || !frame_->hasSelection())
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return str;
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const WebString& text = frame_->selectionAsText();
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if (!text.isNull())
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str = text;
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return str;
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}
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CefString CefDOMDocumentImpl::GetBaseURL() {
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CefString str;
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if (!VerifyContext())
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return str;
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const WebDocument& document = frame_->document();
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const WebURL& url = document.baseURL();
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if (!url.isNull()) {
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GURL gurl = url;
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str = gurl.spec();
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}
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return str;
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}
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CefString CefDOMDocumentImpl::GetCompleteURL(const CefString& partialURL) {
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CefString str;
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if (!VerifyContext())
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return str;
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const WebDocument& document = frame_->document();
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const WebURL& url = document.completeURL(string16(partialURL));
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if (!url.isNull()) {
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GURL gurl = url;
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str = gurl.spec();
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}
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return str;
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}
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CefRefPtr<CefDOMNode> CefDOMDocumentImpl::GetOrCreateNode(
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const WebKit::WebNode& node) {
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if (!VerifyContext())
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return NULL;
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// Nodes may potentially be null.
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if (node.isNull())
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return NULL;
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if (!node_map_.empty()) {
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// Locate the existing node, if any.
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NodeMap::const_iterator it = node_map_.find(node);
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if (it != node_map_.end())
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return it->second;
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}
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// Create the new node object.
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CefRefPtr<CefDOMNode> nodeImpl(new CefDOMNodeImpl(this, node));
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node_map_.insert(std::make_pair(node, nodeImpl));
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return nodeImpl;
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}
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void CefDOMDocumentImpl::RemoveNode(const WebKit::WebNode& node) {
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if (!VerifyContext())
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return;
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if (!node_map_.empty()) {
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NodeMap::iterator it = node_map_.find(node);
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if (it != node_map_.end())
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node_map_.erase(it);
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}
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}
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void CefDOMDocumentImpl::Detach() {
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if (!VerifyContext())
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return;
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// If you hit this assert it means that you are keeping references to node
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// objects beyond the valid scope.
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DCHECK(node_map_.empty());
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// If you hit this assert it means that you are keeping references to this
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// document object beyond the valid scope.
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DCHECK_EQ(GetRefCt(), 1);
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if (!node_map_.empty()) {
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NodeMap::const_iterator it = node_map_.begin();
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for (; it != node_map_.end(); ++it)
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static_cast<CefDOMNodeImpl*>(it->second)->Detach();
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node_map_.clear();
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}
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frame_ = NULL;
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}
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bool CefDOMDocumentImpl::VerifyContext() {
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if (!CefThread::CurrentlyOn(CefThread::UI) || frame_ == NULL) {
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NOTREACHED();
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return false;
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}
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return true;
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}
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