
BUG=554298 R=avi@chromium.org Review URL: https://codereview.chromium.org/1874893002 Cr-Commit-Position: refs/heads/master@{#386285}
48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "content/browser/time_zone_monitor.h"
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#include <windows.h>
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#include <memory>
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#include "base/bind.h"
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#include "base/bind_helpers.h"
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#include "base/macros.h"
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#include "ui/gfx/win/singleton_hwnd_observer.h"
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namespace content {
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class TimeZoneMonitorWin : public TimeZoneMonitor {
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public:
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TimeZoneMonitorWin()
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: TimeZoneMonitor(),
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singleton_hwnd_observer_(
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new gfx::SingletonHwndObserver(base::Bind(
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&TimeZoneMonitorWin::OnWndProc, base::Unretained(this)))) {}
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~TimeZoneMonitorWin() override {}
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private:
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void OnWndProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam) {
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if (message != WM_TIMECHANGE) {
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return;
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}
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NotifyRenderers();
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}
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std::unique_ptr<gfx::SingletonHwndObserver> singleton_hwnd_observer_;
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DISALLOW_COPY_AND_ASSIGN(TimeZoneMonitorWin);
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};
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// static
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std::unique_ptr<TimeZoneMonitor> TimeZoneMonitor::Create() {
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return std::unique_ptr<TimeZoneMonitor>(new TimeZoneMonitorWin());
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}
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} // namespace content
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