Issue 465302:System wide share options on Mac

chrome/browser/ui/cocoa/share_menu/share_menu_manager.mm

+// Copyright (c) 2015 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/ui/cocoa/share_menu/share_menu_manager.h"
+
+#import "chrome/browser/ui/cocoa/share_menu/share_menu_controller.h"
+#import <AppKit/AppKit.h>
+
+static NSString* kSharePrefPane =
+    @"/System/Library/PreferencePanes/Extensions.prefPane";
+
+@interface ShareMenuManager()
++ (void)displayShareOptionsManagerDialog;
+@end
+
+@implementation ShareMenuManager
+
++ (void)displayShareOptionsManagerDialog {
+  [[NSWorkspace sharedWorkspace] openFile:kSharePrefPane];
+}
+
++ (void)dispatchSharingServiceEventsFor:(NSSharingService*)service
+                                    AndPageInfo:(NSDictionary*)info {
+  base::scoped_nsobject<NSArray> shareItems;
+  NSArray* items = [info allValues];
+  if ([service canPerformWithItems:items]) {
+    if ([service isEqualTo:[NSSharingService sharingServiceNamed
+                          : NSSharingServiceNameComposeEmail]]) {
+      shareItems.reset([[NSArray alloc]
+      initWithObjects:[info objectForKey:kPageUrl],
+      [info objectForKey:kPageHtml], nil]);
+
+    } else {
+      shareItems.reset([[NSArray alloc]
+      initWithObjects:[info objectForKey:kPageUrl],
+      [info objectForKey:kPageScreenShot], nil]);
+    }
+    [service performWithItems:shareItems];
+
+  } else {
+    NSLog(@"custom service %@", service);
+    if ([service.title isEqualToString:@"More"]) {
+      NSLog(@"opens a printer dialog here");
+      [ShareMenuManager displayShareOptionsManagerDialog];
+    }
+  }
+}
+
+@end