Wed, 31 Dec 2014 06:09:35 +0100
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
michael@0 | 1 | // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
michael@0 | 2 | // Use of this source code is governed by a BSD-style license that can be |
michael@0 | 3 | // found in the LICENSE file. |
michael@0 | 4 | |
michael@0 | 5 | #include "chrome/common/task_queue.h" |
michael@0 | 6 | |
michael@0 | 7 | #include "base/stl_util-inl.h" |
michael@0 | 8 | |
michael@0 | 9 | TaskQueue::TaskQueue() { |
michael@0 | 10 | } |
michael@0 | 11 | |
michael@0 | 12 | TaskQueue::~TaskQueue() { |
michael@0 | 13 | // We own all the pointes in |queue_|. It is our job to delete them. |
michael@0 | 14 | STLDeleteElements(&queue_); |
michael@0 | 15 | } |
michael@0 | 16 | |
michael@0 | 17 | void TaskQueue::Run() { |
michael@0 | 18 | // Nothing to run if our queue is empty. |
michael@0 | 19 | if (queue_.empty()) |
michael@0 | 20 | return; |
michael@0 | 21 | |
michael@0 | 22 | std::deque<Task*> ready; |
michael@0 | 23 | queue_.swap(ready); |
michael@0 | 24 | |
michael@0 | 25 | // Run the tasks that are ready. |
michael@0 | 26 | std::deque<Task*>::const_iterator task; |
michael@0 | 27 | for (task = ready.begin(); task != ready.end(); ++task) { |
michael@0 | 28 | // Run the task and then delete it. |
michael@0 | 29 | (*task)->Run(); |
michael@0 | 30 | delete (*task); |
michael@0 | 31 | } |
michael@0 | 32 | } |
michael@0 | 33 | |
michael@0 | 34 | void TaskQueue::Push(Task* task) { |
michael@0 | 35 | // Add the task to the back of the queue. |
michael@0 | 36 | queue_.push_back(task); |
michael@0 | 37 | } |
michael@0 | 38 | |
michael@0 | 39 | void TaskQueue::Clear() { |
michael@0 | 40 | // Delete all the elements in the queue and clear the dead pointers. |
michael@0 | 41 | STLDeleteElements(&queue_); |
michael@0 | 42 | } |
michael@0 | 43 | |
michael@0 | 44 | bool TaskQueue::Empty() const { |
michael@0 | 45 | return queue_.empty(); |
michael@0 | 46 | } |