Mac bookmark work. ...

chrome/browser/cocoa/bookmark_menu_bridge.mm

+// Copyright (c) 2009 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 "chrome/browser/cocoa/bookmark_menu_bridge.h"
+#import <AppKit/AppKit.h>
+#include "base/sys_string_conversions.h"
+#include "chrome/app/chrome_dll_resource.h"  // IDC_BOOKMARK_MENU
+#include "chrome/browser/browser.h"
+#include "chrome/browser/profile.h"
+
+
+BookmarkMenuBridge::BookmarkMenuBridge(Browser* browser) : browser_(browser) {
+  browser_->profile()->GetBookmarkModel()->AddObserver(this);
+}
+
+BookmarkMenuBridge::~BookmarkMenuBridge() {
+  browser_->profile()->GetBookmarkModel()->RemoveObserver(this);
+}
+
+void BookmarkMenuBridge::Loaded(BookmarkModel* model) {
+  NSMenu *bookmark_menu = [[[NSApp mainMenu] itemWithTag:IDC_BOOKMARK_MENU]
+                            submenu];
+  if (bookmark_menu == nil)
+    return;
+
+  this->ClearBookmarkMenu(bookmark_menu);
+
+  // TODO(jrg): limit the number of bookmarks in the menubar to max_nodes
+  // int max_nodes = IDC_BOOKMARK_MENUITEM_MAX - IDC_BOOKMARK_MENUITEM_BASE;
+  this->AddNodeToMenu(model->GetBookmarkBarNode(), bookmark_menu);
+}
+
+void BookmarkMenuBridge::BookmarkNodeMoved(BookmarkModel* model,
+                                           BookmarkNode* old_parent,
+                                           int old_index,
+                                           BookmarkNode* new_parent,
+                                           int new_index) {
+  // TODO(jrg): this is brute force; perhaps we should be nicer.
+  this->Loaded(model);
+}
+
+void BookmarkMenuBridge::BookmarkNodeAdded(BookmarkModel* model,
+                                           BookmarkNode* parent,
+                                           int index) {
+
+  // TODO(jrg): this is brute force; perhaps we should be nicer.
+  this->Loaded(model);
+}
+
+void BookmarkMenuBridge::BookmarkNodeChanged(BookmarkModel* model,
+                                             BookmarkNode* node) {
+
+  // TODO(jrg): this is brute force; perhaps we should be nicer.
+  this->Loaded(model);
+}
+
+void BookmarkMenuBridge::BookmarkNodeFavIconLoaded(BookmarkModel* model,
+                                                   BookmarkNode* node) {
+  // Nothing to do here -- no icons in the menubar menus yet.
+  // TODO(jrg):
+  // Both Safari and FireFox have icons in their menubars for bookmarks.
+}
+
+void BookmarkMenuBridge::BookmarkNodeChildrenReordered(BookmarkModel* model,
+                                                       BookmarkNode* node) {
+  // TODO(jrg): this is brute force; perhaps we should be nicer.
+  this->Loaded(model);
+}
+
+void BookmarkMenuBridge::ClearBookmarkMenu(NSMenu* menu) {
+  // Recursively delete all menus that look like a bookmark.  Assume
+  // all items with submenus contain only bookmarks.  This typically
+  // deletes everything except the first two items ("Add Bookmark..."
+  // and separator)
+  NSArray* items = [menu itemArray];
+  for (NSMenuItem* item in items) {
+    NSInteger tag = [item tag];
+    if ((tag >= IDC_BOOKMARK_MENUITEM_BASE) &&
+        (tag < IDC_BOOKMARK_MENUITEM_MAX)) {
+      [menu removeItem:item];
+    } else if ([item hasSubmenu]) {
+      [menu removeItem:item];  // Will eventually [obj release] all its kids
+    } else {
+      // Not a bookmark or item with submenu, so leave it alone.
+    }
+  }
+}
+
+// TODO(jrg): add actions for these menu items
+void BookmarkMenuBridge::AddNodeToMenu(BookmarkNode* node,
+                                       NSMenu* menu) {
+  for (int i = 0; i < node->GetChildCount(); i++) {
+    BookmarkNode* child = node->GetChild(i);
+    // TODO(jrg): Should we limit the title length?
+    // For the Bookmark Bar under windows, items appear trimmed to ~19
+    // chars (looks like a pixel width limit).
+    NSString* title = base::SysWideToNSString(child->GetTitle());
+    NSMenuItem* item = [[[NSMenuItem alloc] initWithTitle:title
+                                                   action:nil
+                                            keyEquivalent:@""] autorelease];
+    [item setTag:IDC_BOOKMARK_MENUITEM_BASE];
+    [menu addItem:item];
+    if (child->is_folder()) {
+      NSMenu* submenu = [[[NSMenu alloc] initWithTitle:title] autorelease];
+      [menu setSubmenu:submenu forItem:item];
+      this->AddNodeToMenu(child, submenu);  // recursive call
+    }
+  }
+}