Initial import.

1 files changed, 98 insertions, 0 deletions

diff --git a/chromium/ash/system/monitor/tray_monitor.cc b/chromium/ash/system/monitor/tray_monitor.cc
new file mode 100644
index 00000000000..eb9a4dbb110
--- /dev/null
+++ b/chromium/ash/system/monitor/tray_monitor.cc
@@ -0,0 +1,98 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ash/system/monitor/tray_monitor.h"
+
+#include "ash/system/tray/tray_item_view.h"
+#include "base/process/memory.h"
+#include "base/process/process_metrics.h"
+#include "base/strings/stringprintf.h"
+#include "base/strings/utf_string_conversions.h"
+#include "content/public/browser/gpu_data_manager.h"
+#include "ui/base/text/bytes_formatting.h"
+#include "ui/views/border.h"
+#include "ui/views/controls/label.h"
+
+namespace {
+const int kRefreshTimeoutMs = 1000;
+}
+
+namespace ash {
+namespace internal {
+
+TrayMonitor::TrayMonitor(SystemTray* system_tray)
+    : SystemTrayItem(system_tray),
+      label_(NULL) {
+  refresh_timer_.Start(FROM_HERE,
+      base::TimeDelta::FromMilliseconds(kRefreshTimeoutMs),
+      this, &TrayMonitor::OnTimer);
+}
+
+TrayMonitor::~TrayMonitor() {
+  label_ = NULL;
+}
+
+views::View* TrayMonitor::CreateTrayView(user::LoginStatus status) {
+  TrayItemView* view = new TrayItemView(this);
+  view->CreateLabel();
+  label_ = view->label();
+  label_->SetAutoColorReadabilityEnabled(false);
+  label_->SetEnabledColor(SK_ColorWHITE);
+  label_->SetBackgroundColor(SkColorSetARGB(0, 255, 255, 255));
+  label_->SetShadowColors(SkColorSetARGB(64, 0, 0, 0),
+                          SkColorSetARGB(64, 0, 0, 0));
+  label_->SetShadowOffset(0, 1);
+  label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
+  label_->SetFont(label_->font().DeriveFont(-2));
+  return view;
+}
+
+void TrayMonitor::DestroyTrayView() {
+  label_ = NULL;
+}
+
+void TrayMonitor::OnTimer() {
+  content::GpuDataManager::GetGpuProcessHandlesCallback callback =
+      base::Bind(&TrayMonitor::OnGotHandles, base::Unretained(this));
+  refresh_timer_.Stop();
+  content::GpuDataManager::GetInstance()->GetGpuProcessHandles(callback);
+}
+
+void TrayMonitor::OnGotHandles(const std::list<base::ProcessHandle>& handles) {
+  base::SystemMemoryInfoKB mem_info;
+  base::GetSystemMemoryInfo(&mem_info);
+  std::string output;
+  base::string16 free_bytes =
+      ui::FormatBytes(static_cast<int64>(mem_info.free) * 1024);
+  output = base::StringPrintf("free: %s", UTF16ToUTF8(free_bytes).c_str());
+  if (mem_info.gem_size != -1) {
+    base::string16 gem_size = ui::FormatBytes(mem_info.gem_size);
+    output += base::StringPrintf("  gmem: %s", UTF16ToUTF8(gem_size).c_str());
+    if (mem_info.gem_objects != -1)
+      output += base::StringPrintf("  gobjects: %d", mem_info.gem_objects);
+  }
+  size_t total_private_bytes = 0, total_shared_bytes = 0;
+  for (std::list<base::ProcessHandle>::const_iterator i = handles.begin();
+       i != handles.end(); ++i) {
+    base::ProcessMetrics* pm = base::ProcessMetrics::CreateProcessMetrics(*i);
+    size_t private_bytes, shared_bytes;
+    pm->GetMemoryBytes(&private_bytes, &shared_bytes);
+    total_private_bytes += private_bytes;
+    total_shared_bytes += shared_bytes;
+    delete pm;
+  }
+  base::string16 private_size = ui::FormatBytes(total_private_bytes);
+  base::string16 shared_size = ui::FormatBytes(total_shared_bytes);
+
+  output += base::StringPrintf("\nGPU private: %s  shared: %s",
+                               UTF16ToUTF8(private_size).c_str(),
+                               UTF16ToUTF8(shared_size).c_str());
+  label_->SetText(UTF8ToUTF16(output));
+  refresh_timer_.Start(FROM_HERE,
+      base::TimeDelta::FromMilliseconds(kRefreshTimeoutMs),
+      this, &TrayMonitor::OnTimer);
+}
+
+}  // namespace internal
+}  // namespace ash