Implement status icons on windows.

Refactor existing status icon code to allow platform-specific StatusTray implementation to
track common state for all status icons.

BUG=37375
TEST=new unit tests
Review URL: http://codereview.chromium.org/1136005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@42538 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 30 insertions, 0 deletions

diff --git a/chrome/browser/status_icons/status_icon.cc b/chrome/browser/status_icons/status_icon.cc
new file mode 100644
index 0000000..85fd175
--- /dev/null
+++ b/chrome/browser/status_icons/status_icon.cc
@@ -0,0 +1,30 @@
+// Copyright (c) 2010 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 <algorithm>
+
+#include "chrome/browser/status_icons/status_icon.h"
+
+void StatusIcon::AddObserver(StatusIconObserver* observer) {
+  observers_.push_back(observer);
+}
+
+void StatusIcon::RemoveObserver(StatusIconObserver* observer) {
+  std::vector<StatusIconObserver*>::iterator iter =
+      std::find(observers_.begin(), observers_.end(), observer);
+  if (iter != observers_.end())
+    observers_.erase(iter);
+}
+
+void StatusIcon::DispatchClickEvent() {
+  // Walk observers, call callback for each one.
+  for (std::vector<StatusIconObserver*>::const_iterator iter =
+           observers_.begin();
+       iter != observers_.end();
+       ++iter) {
+    StatusIconObserver* observer = *iter;
+    observer->OnClicked();
+  }
+}
+