[Mac] Star as a rhs-decoration in AutocompleteTextFieldCell.

chrome/browser/cocoa/location_bar/star_decoration.mm

+// 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.
+
+#import "chrome/browser/cocoa/location_bar/star_decoration.h"
+
+#include "app/l10n_util_mac.h"
+#include "chrome/app/chrome_dll_resource.h"
+#import "chrome/browser/autocomplete/autocomplete_edit_view_mac.h"
+#include "chrome/browser/command_updater.h"
+#include "grit/generated_resources.h"
+#include "grit/theme_resources.h"
+
+namespace {
+
+// The info-bubble point should look like it points to the point
+// between the star's lower tips.  Determined via Pixie.app
+// magnification.
+const CGFloat kStarPointYOffset = 4.0;
+
+}  // namespace
+
+StarDecoration::StarDecoration(CommandUpdater* command_updater)
+    : command_updater_(command_updater) {
+  SetVisible(true);
+  SetStarred(false);
+}
+
+StarDecoration::~StarDecoration() {
+}
+
+void StarDecoration::SetStarred(bool starred) {
+  const int image_id = starred ? IDR_OMNIBOX_STAR_LIT : IDR_OMNIBOX_STAR;
+  const int tip_id = starred ? IDS_TOOLTIP_STARRED : IDS_TOOLTIP_STAR;
+  SetImage(AutocompleteEditViewMac::ImageForResource(image_id));
+  tooltip_.reset([l10n_util::GetNSStringWithFixup(tip_id) retain]);
+}
+
+NSPoint StarDecoration::GetBubblePointInFrame(NSRect frame) {
+  const NSRect draw_frame = GetDrawRectInFrame(frame);
+  return NSMakePoint(NSMidX(draw_frame),
+                     NSMaxY(draw_frame) - kStarPointYOffset);
+}
+
+bool StarDecoration::OnMousePressed(NSRect frame) {
+  command_updater_->ExecuteCommand(IDC_BOOKMARK_PAGE);
+  return true;
+}
+
+NSString* StarDecoration::GetToolTip() {
+  return tooltip_.get();
+}