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 "ash/system/monitor/tray_monitor.h" 6 7#include "ash/system/tray/tray_item_view.h" 8#include "base/process/memory.h" 9#include "base/process/process_metrics.h" 10#include "base/strings/stringprintf.h" 11#include "base/strings/utf_string_conversions.h" 12#include "content/public/browser/gpu_data_manager.h" 13#include "ui/base/text/bytes_formatting.h" 14#include "ui/views/border.h" 15#include "ui/views/controls/label.h" 16 17namespace { 18const int kRefreshTimeoutMs = 1000; 19} 20 21namespace ash { 22namespace internal { 23 24TrayMonitor::TrayMonitor(SystemTray* system_tray) 25 : SystemTrayItem(system_tray), 26 label_(NULL) { 27 refresh_timer_.Start(FROM_HERE, 28 base::TimeDelta::FromMilliseconds(kRefreshTimeoutMs), 29 this, &TrayMonitor::OnTimer); 30} 31 32TrayMonitor::~TrayMonitor() { 33 label_ = NULL; 34} 35 36views::View* TrayMonitor::CreateTrayView(user::LoginStatus status) { 37 TrayItemView* view = new TrayItemView(this); 38 view->CreateLabel(); 39 label_ = view->label(); 40 label_->SetAutoColorReadabilityEnabled(false); 41 label_->SetEnabledColor(SK_ColorWHITE); 42 label_->SetBackgroundColor(SkColorSetARGB(0, 255, 255, 255)); 43 label_->SetShadowColors(SkColorSetARGB(64, 0, 0, 0), 44 SkColorSetARGB(64, 0, 0, 0)); 45 label_->SetShadowOffset(0, 1); 46 label_->SetHorizontalAlignment(gfx::ALIGN_LEFT); 47 label_->SetFont(label_->font().DeriveFont(-2)); 48 return view; 49} 50 51void TrayMonitor::DestroyTrayView() { 52 label_ = NULL; 53} 54 55void TrayMonitor::OnTimer() { 56 content::GpuDataManager::GetGpuProcessHandlesCallback callback = 57 base::Bind(&TrayMonitor::OnGotHandles, base::Unretained(this)); 58 refresh_timer_.Stop(); 59 content::GpuDataManager::GetInstance()->GetGpuProcessHandles(callback); 60} 61 62void TrayMonitor::OnGotHandles(const std::list<base::ProcessHandle>& handles) { 63 base::SystemMemoryInfoKB mem_info; 64 base::GetSystemMemoryInfo(&mem_info); 65 std::string output; 66 base::string16 free_bytes = 67 ui::FormatBytes(static_cast<int64>(mem_info.free) * 1024); 68 output = base::StringPrintf("free: %s", UTF16ToUTF8(free_bytes).c_str()); 69 if (mem_info.gem_size != -1) { 70 base::string16 gem_size = ui::FormatBytes(mem_info.gem_size); 71 output += base::StringPrintf(" gmem: %s", UTF16ToUTF8(gem_size).c_str()); 72 if (mem_info.gem_objects != -1) 73 output += base::StringPrintf(" gobjects: %d", mem_info.gem_objects); 74 } 75 size_t total_private_bytes = 0, total_shared_bytes = 0; 76 for (std::list<base::ProcessHandle>::const_iterator i = handles.begin(); 77 i != handles.end(); ++i) { 78 base::ProcessMetrics* pm = base::ProcessMetrics::CreateProcessMetrics(*i); 79 size_t private_bytes, shared_bytes; 80 pm->GetMemoryBytes(&private_bytes, &shared_bytes); 81 total_private_bytes += private_bytes; 82 total_shared_bytes += shared_bytes; 83 delete pm; 84 } 85 base::string16 private_size = ui::FormatBytes(total_private_bytes); 86 base::string16 shared_size = ui::FormatBytes(total_shared_bytes); 87 88 output += base::StringPrintf("\nGPU private: %s shared: %s", 89 UTF16ToUTF8(private_size).c_str(), 90 UTF16ToUTF8(shared_size).c_str()); 91 label_->SetText(UTF8ToUTF16(output)); 92 refresh_timer_.Start(FROM_HERE, 93 base::TimeDelta::FromMilliseconds(kRefreshTimeoutMs), 94 this, &TrayMonitor::OnTimer); 95} 96 97} // namespace internal 98} // namespace ash 99