mojo/application/application_runner_chromium.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "mojo/application/application_runner_chromium.h"
   6
   7 #include "base/at_exit.h"
   8 #include "base/command_line.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "mojo/common/message_pump_mojo.h"
  12 #include "mojo/public/cpp/application/application_delegate.h"
  13 #include "mojo/public/cpp/application/application_impl.h"
  14
  15 namespace mojo {
  16
  17 // static
  18 void ApplicationImpl::Terminate() {
  19   if (base::MessageLoop::current()->is_running())
  20     base::MessageLoop::current()->Quit();
  21 }
  22
  23 ApplicationRunnerChromium::ApplicationRunnerChromium(
  24     ApplicationDelegate* delegate)
  25     : delegate_(scoped_ptr<ApplicationDelegate>(delegate)),
  26       message_loop_type_(base::MessageLoop::TYPE_CUSTOM),
  27       has_run_(false) {}
  28
  29 ApplicationRunnerChromium::~ApplicationRunnerChromium() {}
  30
  31 void ApplicationRunnerChromium::set_message_loop_type(
  32     base::MessageLoop::Type type) {
  33   DCHECK_NE(base::MessageLoop::TYPE_CUSTOM, type);
  34   DCHECK(!has_run_);
  35
  36   message_loop_type_ = type;
  37 }
  38
  39 MojoResult ApplicationRunnerChromium::Run(MojoHandle shell_handle) {
  40   DCHECK(!has_run_);
  41   has_run_ = true;
  42
  43   base::CommandLine::Init(0, NULL);
  44 #if !defined(COMPONENT_BUILD)
  45   base::AtExitManager at_exit;
  46 #endif
  47
  48   {
  49     scoped_ptr<base::MessageLoop> loop;
  50     if (message_loop_type_ == base::MessageLoop::TYPE_CUSTOM)
  51       loop.reset(new base::MessageLoop(common::MessagePumpMojo::Create()));
  52     else
  53       loop.reset(new base::MessageLoop(message_loop_type_));
  54
  55     ApplicationImpl impl(delegate_.get(),
  56                          MakeScopedHandle(MessagePipeHandle(shell_handle)));
  57     loop->Run();
  58   }
  59   delegate_.reset();
  60   return MOJO_RESULT_OK;
  61 }
  62
  63 }  // namespace mojo