Add base::mac::OpenApplicationWithPath()

Uses LSOpenApplication to launch the given application bundle.

R=mark@chromium.org
TBR=cpu@chromium.org

Review URL: https://chromiumcodereview.appspot.com/13835013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@197270 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 96 insertions, 0 deletions

diff --git a/base/mac/launch_services_util.cc b/base/mac/launch_services_util.cc
new file mode 100644
index 0000000..c24d864
--- /dev/null
+++ b/base/mac/launch_services_util.cc
@@ -0,0 +1,67 @@
+// Copyright 2013 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 "base/mac/launch_services_util.h"
+
+#include <ApplicationServices/ApplicationServices.h>
+
+#include "base/logging.h"
+#include "base/mac/mac_logging.h"
+#include "base/mac/mac_util.h"
+#include "base/strings/sys_string_conversions.h"
+
+namespace base {
+namespace mac {
+
+bool OpenApplicationWithPath(const base::FilePath& bundle_path,
+                             const CommandLine& command_line,
+                             ProcessSerialNumber* out_psn) {
+  FSRef app_fsref;
+  if (!base::mac::FSRefFromPath(bundle_path.value(), &app_fsref)) {
+    LOG(ERROR) << "base::mac::FSRefFromPath failed for " << bundle_path.value();
+    return false;
+  }
+
+  std::vector<std::string> argv = command_line.argv();
+  int argc = argv.size();
+  base::mac::ScopedCFTypeRef<CFMutableArrayRef> launch_args(
+      CFArrayCreateMutable(NULL, argc - 1, &kCFTypeArrayCallBacks));
+  if (!launch_args) {
+    LOG(ERROR) << "CFArrayCreateMutable failed, size was " << argc;
+    return false;
+  }
+
+  for (int i = 1; i < argc; ++i) {
+    const std::string& arg(argv[i]);
+
+    base::mac::ScopedCFTypeRef<CFStringRef> arg_cf(
+        base::SysUTF8ToCFStringRef(arg));
+    if (!arg_cf) {
+      LOG(ERROR) << "base::SysUTF8ToCFStringRef failed for " << arg;
+      return false;
+    }
+    CFArrayAppendValue(launch_args, arg_cf);
+  }
+
+  LSApplicationParameters ls_parameters = {
+    0,     // version
+    kLSLaunchDefaults,
+    &app_fsref,
+    NULL,  // asyncLaunchRefCon
+    NULL,  // environment
+    launch_args,
+    NULL   // initialEvent
+  };
+  // TODO(jeremya): this opens a new browser window if Chrome is already
+  // running without any windows open.
+  OSStatus status = LSOpenApplication(&ls_parameters, out_psn);
+  if (status != noErr) {
+    OSSTATUS_LOG(ERROR, status) << "LSOpenApplication";
+    return false;
+  }
+  return true;
+}
+
+}  // namespace mac
+}  // namespace base
diff --git a/base/mac/launch_services_util.h b/base/mac/launch_services_util.h
new file mode 100644
index 0000000..cd17950
--- /dev/null
+++ b/base/mac/launch_services_util.h
@@ -0,0 +1,29 @@
+// Copyright (c) 2013 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.
+
+#ifndef BASE_MAC_LAUNCH_SERVICES_UTIL_H_
+#define BASE_MAC_LAUNCH_SERVICES_UTIL_H_
+
+#include "base/base_export.h"
+#include "base/command_line.h"
+#include "base/files/file_path.h"
+
+struct ProcessSerialNumber;
+
+namespace base {
+namespace mac {
+
+// Launches the application bundle at |bundle_path|, passing argv[1..] from
+// |command_line| as command line arguments if the app isn't already running.
+// |out_psn|, if not NULL, will be set to the process serial number of the
+// application's main process if the app was successfully launched.
+// Returns true if the app was successfully launched.
+BASE_EXPORT bool OpenApplicationWithPath(const base::FilePath& bundle_path,
+                                         const CommandLine& command_line,
+                                         ProcessSerialNumber* out_psn);
+
+}  // namespace mac
+}  // namespace base
+
+#endif  // BASE_MAC_LAUNCH_SERVICES_UTIL_H_