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34adee805c
git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@571 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
// Copyright (c) 2012 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/common/tracker.h"
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// CefTrackNode implementation.
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CefTrackNode::CefTrackNode()
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: track_next_(NULL),
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track_prev_(NULL) {
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}
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CefTrackNode::~CefTrackNode() {
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}
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void CefTrackNode::InsertTrackPrev(CefTrackNode* object) {
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if (track_prev_)
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track_prev_->SetTrackNext(object);
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object->SetTrackNext(this);
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object->SetTrackPrev(track_prev_);
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track_prev_ = object;
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}
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void CefTrackNode::InsertTrackNext(CefTrackNode* object) {
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if (track_next_)
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track_next_->SetTrackPrev(object);
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object->SetTrackPrev(this);
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object->SetTrackNext(track_next_);
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track_next_ = object;
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}
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void CefTrackNode::RemoveTracking() {
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if (track_next_)
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track_next_->SetTrackPrev(track_prev_);
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if (track_prev_)
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track_prev_->SetTrackNext(track_next_);
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track_next_ = NULL;
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track_prev_ = NULL;
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}
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// CefTrackManager implementation.
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CefTrackManager::CefTrackManager()
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: object_count_(0) {
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}
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CefTrackManager::~CefTrackManager() {
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DeleteAll();
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}
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void CefTrackManager::Add(CefTrackNode* object) {
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AutoLock lock_scope(this);
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if (!object->IsTracked()) {
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tracker_.InsertTrackNext(object);
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++object_count_;
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}
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}
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bool CefTrackManager::Delete(CefTrackNode* object) {
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AutoLock lock_scope(this);
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if (object->IsTracked()) {
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object->RemoveTracking();
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delete object;
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--object_count_;
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return true;
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}
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return false;
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}
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void CefTrackManager::DeleteAll() {
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AutoLock lock_scope(this);
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CefTrackNode* next;
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do {
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next = tracker_.GetTrackNext();
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if (next) {
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next->RemoveTracking();
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delete next;
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}
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} while (next != NULL);
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object_count_ = 0;
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}
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