[Mac]Implement ViewID support.

chrome/browser/cocoa/toolbar_controller.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/toolbar_controller.h"
 
 #include <algorithm>
 
 #include "app/l10n_util_mac.h"
 #include "app/menus/accelerator_cocoa.h"
@@ skipping 13 matching lines @@
 #import "chrome/browser/cocoa/extensions/browser_action_button.h"
 #import "chrome/browser/cocoa/extensions/browser_actions_container_view.h"
 #import "chrome/browser/cocoa/extensions/browser_actions_controller.h"
 #import "chrome/browser/cocoa/gradient_button_cell.h"
 #import "chrome/browser/cocoa/location_bar/autocomplete_text_field_editor.h"
 #import "chrome/browser/cocoa/location_bar/location_bar_view_mac.h"
 #import "chrome/browser/cocoa/menu_button.h"
 #import "chrome/browser/cocoa/menu_controller.h"
 #import "chrome/browser/cocoa/reload_button.h"
 #import "chrome/browser/cocoa/toolbar_view.h"
+#import "chrome/browser/cocoa/view_id_util.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/pref_service.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/search_engines/template_url_model.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/browser/toolbar_model.h"
 #include "chrome/browser/wrench_menu_model.h"
 #include "chrome/common/notification_details.h"
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_type.h"
@@ skipping 244 matching lines @@
   [reloadButton_ addToolTipRect:[reloadButton_ bounds] owner:self userData:nil];
 
   // If the user has any Browser Actions installed, the container view for them
   // may have to be resized depending on the width of the toolbar frame.
   [toolbarView setPostsFrameChangedNotifications:YES];
   [[NSNotificationCenter defaultCenter]
       addObserver:self
          selector:@selector(toolbarFrameChanged)
              name:NSViewFrameDidChangeNotification
            object:toolbarView];
+
+  // Set commands for toolbar buttons. |reloadButton_| sets it by itself.
+  [backButton_ setCommand:IDC_BACK];
+  [forwardButton_ setCommand:IDC_FORWARD];
+  [homeButton_ setCommand:IDC_HOME];
+  [wrenchButton_ setCommand:IDC_SHOW_APP_MENU];
+
+  // Set View IDs for toolbar elements. It's not necessary for |reloadButton_|,
+  // |locationBar_| and |browserActionsContainerView_|, which override NSView's
+  // tag method directly.
+  [backButton_ setViewID:VIEW_ID_BACK_BUTTON];
+  [forwardButton_ setViewID:VIEW_ID_FORWARD_BUTTON];
+  [homeButton_ setViewID:VIEW_ID_HOME_BUTTON];
+  [wrenchButton_ setViewID:VIEW_ID_APP_MENU];
 }
 
 - (void)addAccessibilityDescriptions {
   // Set accessibility descriptions. http://openradar.appspot.com/7496255
   NSString* description = l10n_util::GetNSStringWithFixup(IDS_ACCNAME_BACK);
   [[backButton_ cell]
       accessibilitySetOverrideValue:description
                        forAttribute:NSAccessibilityDescriptionAttribute];
   description = l10n_util::GetNSStringWithFixup(IDS_ACCNAME_FORWARD);
   [[forwardButton_ cell]
@@ skipping 383 matching lines @@
 - (BrowserActionsController*)browserActionsController {
   return browserActionsController_.get();
 }
 
 - (NSString*)view:(NSView*)view
  stringForToolTip:(NSToolTipTag)tag
             point:(NSPoint)point
          userData:(void*)userData {
   DCHECK(view == reloadButton_);
 
-  return l10n_util::GetNSStringWithFixup(
-      [reloadButton_ tag] == IDC_STOP ? IDS_TOOLTIP_STOP : IDS_TOOLTIP_RELOAD);
+  return l10n_util::GetNSStringWithFixup([reloadButton_ command] == IDC_STOP ?
+      IDS_TOOLTIP_STOP : IDS_TOOLTIP_RELOAD);
 }
 
 // (URLDropTargetController protocol)
 - (void)dropURLs:(NSArray*)urls inView:(NSView*)view at:(NSPoint)point {
   // TODO(viettrungluu): This code is more or less copied from the code in
   // |TabStripController|. I'll refactor this soon to make it common and expand
   // its capabilities (e.g., allow text DnD).
   if ([urls count] < 1) {
     NOTREACHED();
     return;
@@ skipping 15 matching lines @@
 - (void)indicateDropURLsInView:(NSView*)view at:(NSPoint)point {
   // Do nothing.
 }
 
 // (URLDropTargetController protocol)
 - (void)hideDropURLsIndicatorInView:(NSView*)view {
   // Do nothing.
 }
 
 @end