1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "chrome/browser/idle_query_x11.h" 6 7#include <X11/extensions/scrnsaver.h> 8#include "ui/gfx/x/x11_types.h" 9 10namespace chrome { 11 12class IdleData { 13 public: 14 IdleData() { 15 int event_base; 16 int error_base; 17 if (XScreenSaverQueryExtension(gfx::GetXDisplay(), &event_base, 18 &error_base)) { 19 mit_info = XScreenSaverAllocInfo(); 20 } else { 21 mit_info = NULL; 22 } 23 } 24 25 ~IdleData() { 26 if (mit_info) 27 XFree(mit_info); 28 } 29 30 XScreenSaverInfo *mit_info; 31}; 32 33IdleQueryX11::IdleQueryX11() : idle_data_(new IdleData()) {} 34 35IdleQueryX11::~IdleQueryX11() {} 36 37int IdleQueryX11::IdleTime() { 38 if (!idle_data_->mit_info) 39 return 0; 40 41 if (XScreenSaverQueryInfo(gfx::GetXDisplay(), 42 RootWindow(gfx::GetXDisplay(), 0), 43 idle_data_->mit_info)) { 44 return (idle_data_->mit_info->idle) / 1000; 45 } else { 46 return 0; 47 } 48} 49 50} // namespace chrome 51