Virtual Cloud Print Driver for Mac.

cloud_print/virtual_driver/posix/installer_util_mac.mm

+// Copyright (c) 2011 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 "cloud_print/virtual_driver/posix/installer_util_mac.h"
+
+#import <ApplicationServices/ApplicationServices.h>
+#import <Foundation/NSAutoreleasePool.h>
+#import <Foundation/NSAppleEventDescriptor.h>
+#import <CoreServices/CoreServices.h>
+
+#include "base/mac/foundation_util.h"
+
+#include <stdlib.h>
+#include <string>
+#include <iostream>
+
+namespace cloud_print {
+// Sends an event of a class Type sendClass to the Chromium
+// service process. Used to install and uninstall the Cloud
+// Print driver on Mac.
+void sendServiceProcessEvent(const AEEventClass sendClass) {
+  FSRef ref;
+  OSStatus status = noErr;
+  CFURLRef* kDontWantURL = NULL;
+
+  std::string bundleID =  base::mac::BaseBundleID();
+  CFStringRef bundleIDCF = CFStringCreateWithCString(NULL, bundleID.c_str(),
+                                                     kCFStringEncodingUTF8);
+
+  status = LSFindApplicationForInfo(kLSUnknownCreator, bundleIDCF, NULL,
+                                    &ref, kDontWantURL);
+
+  if (status != noErr) {
+    std::cerr << "Failed to make path ref";
+    std::cerr << GetMacOSStatusErrorString(status);
+    std::cerr << GetMacOSStatusCommentString(status);
+    exit(-1);
+  }
+
+  NSAppleEventDescriptor* sendEvent =
+      [NSAppleEventDescriptor appleEventWithEventClass:sendClass
+                                               eventID:sendClass
+                                      targetDescriptor:nil
+                                              returnID:kAutoGenerateReturnID
+                                         transactionID:kAnyTransactionID];
+  if(sendEvent == nil) {

[Scott Byer, 2011/08/04 20:43:54]

nit: space after if

+    // Write to system error log using cerr.
+    std::cerr << "Unable to create Apple Event";
+  }
+  LSApplicationParameters params = { 0, kLSLaunchDefaults, &ref, NULL, NULL,
+                                     NULL, NULL };
+  AEDesc* initialEvent = const_cast<AEDesc*> ([sendEvent aeDesc]);
+  params.initialEvent = static_cast<AppleEvent*> (initialEvent);
+  status = LSOpenApplication(&params, NULL);
+
+  if (status != noErr) {
+    std::cerr << "Unable to launch Chrome to install";
+    std::cerr << GetMacOSStatusErrorString(status);
+    std::cerr << GetMacOSStatusCommentString(status);
+    exit(-1);
+  }
+}
+
+}   // namespace cloud_print