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/debug/stack_trace.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/message_loop/message_loop.h"
  12 #include "mojo/common/message_pump_mojo.h"
  13 #include "mojo/public/cpp/application/application_delegate.h"
  14 #include "mojo/public/cpp/application/application_impl.h"
  15
  16 namespace mojo {
  17
  18 // static
  19 void ApplicationImpl::Terminate() {
  20   if (base::MessageLoop::current()->is_running())
  21     base::MessageLoop::current()->Quit();
  22 }
  23
  24 ApplicationRunnerChromium::ApplicationRunnerChromium(
  25     ApplicationDelegate* delegate)
  26     : delegate_(scoped_ptr<ApplicationDelegate>(delegate)),
  27       message_loop_type_(base::MessageLoop::TYPE_CUSTOM),
  28       has_run_(false) {}
  29
  30 ApplicationRunnerChromium::~ApplicationRunnerChromium() {}
  31
  32 void ApplicationRunnerChromium::set_message_loop_type(
  33     base::MessageLoop::Type type) {
  34   DCHECK_NE(base::MessageLoop::TYPE_CUSTOM, type);
  35   DCHECK(!has_run_);
  36
  37   message_loop_type_ = type;
  38 }
  39
  40 MojoResult ApplicationRunnerChromium::Run(
  41     MojoHandle application_request_handle) {
  42   DCHECK(!has_run_);
  43   has_run_ = true;
  44
  45   base::CommandLine::Init(0, NULL);
  46   base::AtExitManager at_exit;
  47
  48 #ifndef NDEBUG
  49   base::debug::EnableInProcessStackDumping();
  50 #endif
  51
  52   {
  53     scoped_ptr<base::MessageLoop> loop;
  54     if (message_loop_type_ == base::MessageLoop::TYPE_CUSTOM)
  55       loop.reset(new base::MessageLoop(common::MessagePumpMojo::Create()));
  56     else
  57       loop.reset(new base::MessageLoop(message_loop_type_));
  58
  59     ApplicationImpl impl(delegate_.get(),
  60                          MakeRequest<Application>(MakeScopedHandle(
  61                              MessagePipeHandle(application_request_handle))));
  62     loop->Run();
  63   }
  64   delegate_.reset();
  65   return MOJO_RESULT_OK;
  66 }
  67
  68 }  // namespace mojo