blob: 276aa2c0b2f9265c6f6fea07f6f5a34d36ca9267 [file] [log] [blame]
// 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.
#include "win8/viewer/metro_viewer_process_host.h"
#include <shlobj.h>
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/memory/ref_counted.h"
#include "base/path_service.h"
#include "base/process/process.h"
#include "base/process/process_handle.h"
#include "base/strings/string16.h"
#include "base/synchronization/waitable_event.h"
#include "base/time/time.h"
#include "base/win/scoped_comptr.h"
#include "base/win/windows_version.h"
#include "ipc/ipc_channel_proxy.h"
#include "ipc/ipc_message.h"
#include "ipc/ipc_message_macros.h"
#include "ui/aura/remote_window_tree_host_win.h"
#include "ui/metro_viewer/metro_viewer_messages.h"
#include "win8/viewer/metro_viewer_constants.h"
namespace {
const int kViewerProcessConnectionTimeoutSecs = 60;
} // namespace
namespace win8 {
// static
MetroViewerProcessHost* MetroViewerProcessHost::instance_ = NULL;
MetroViewerProcessHost::InternalMessageFilter::InternalMessageFilter(
MetroViewerProcessHost* owner)
: owner_(owner) {
}
void MetroViewerProcessHost::InternalMessageFilter::OnChannelConnected(
int32 peer_pid) {
owner_->NotifyChannelConnected();
}
MetroViewerProcessHost::MetroViewerProcessHost(
base::SingleThreadTaskRunner* ipc_task_runner) {
DCHECK(!instance_);
instance_ = this;
channel_ = IPC::ChannelProxy::Create(kMetroViewerIPCChannelName,
IPC::Channel::MODE_NAMED_SERVER,
this,
ipc_task_runner);
}
MetroViewerProcessHost::~MetroViewerProcessHost() {
if (!channel_) {
instance_ = NULL;
return;
}
base::ProcessId viewer_process_id = GetViewerProcessId();
channel_->Close();
if (message_filter_) {
// Wait for the viewer process to go away.
if (viewer_process_id != base::kNullProcessId) {
base::ProcessHandle viewer_process = NULL;
base::OpenProcessHandleWithAccess(
viewer_process_id,
PROCESS_QUERY_INFORMATION | SYNCHRONIZE,
&viewer_process);
if (viewer_process) {
::WaitForSingleObject(viewer_process, INFINITE);
::CloseHandle(viewer_process);
}
}
channel_->RemoveFilter(message_filter_);
}
instance_ = NULL;
}
base::ProcessId MetroViewerProcessHost::GetViewerProcessId() {
if (channel_)
return channel_->GetPeerPID();
return base::kNullProcessId;
}
bool MetroViewerProcessHost::LaunchViewerAndWaitForConnection(
const base::string16& app_user_model_id) {
DCHECK_EQ(base::kNullProcessId, channel_->GetPeerPID());
channel_connected_event_.reset(new base::WaitableEvent(false, false));
message_filter_ = new InternalMessageFilter(this);
channel_->AddFilter(message_filter_);
if (base::win::GetVersion() >= base::win::VERSION_WIN8) {
base::win::ScopedComPtr<IApplicationActivationManager> activator;
HRESULT hr = activator.CreateInstance(CLSID_ApplicationActivationManager);
if (SUCCEEDED(hr)) {
DWORD pid = 0;
// Use the "connect" verb to
hr = activator->ActivateApplication(
app_user_model_id.c_str(), kMetroViewerConnectVerb, AO_NONE, &pid);
}
LOG_IF(ERROR, FAILED(hr)) << "Tried and failed to launch Metro Chrome. "
<< "hr=" << std::hex << hr;
} else {
// For Windows 7 we need to launch the viewer ourselves.
base::FilePath chrome_path;
if (!PathService::Get(base::DIR_EXE, &chrome_path))
return false;
// TODO(cpu): launch with "-ServerName:DefaultBrowserServer"
// note that the viewer might try to launch chrome again.
CHECK(false);
}
// Having launched the viewer process, now we wait for it to connect.
bool success =
channel_connected_event_->TimedWait(base::TimeDelta::FromSeconds(
kViewerProcessConnectionTimeoutSecs));
channel_connected_event_.reset();
return success;
}
bool MetroViewerProcessHost::Send(IPC::Message* msg) {
return channel_->Send(msg);
}
bool MetroViewerProcessHost::OnMessageReceived(
const IPC::Message& message) {
DCHECK(CalledOnValidThread());
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(MetroViewerProcessHost, message)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_FileSaveAsDone,
OnFileSaveAsDone)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_FileOpenDone,
OnFileOpenDone)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_MultiFileOpenDone,
OnMultiFileOpenDone)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_OpenURL, OnOpenURL)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_SearchRequest, OnHandleSearchRequest)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_SelectFolderDone,
OnSelectFolderDone)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_SetTargetSurface, OnSetTargetSurface)
IPC_MESSAGE_HANDLER(MetroViewerHostMsg_WindowSizeChanged,
OnWindowSizeChanged)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled ? true :
aura::RemoteWindowTreeHostWin::Instance()->OnMessageReceived(message);
}
// static
void MetroViewerProcessHost::HandleActivateDesktop(
const base::FilePath& path,
bool ash_exit) {
if (instance_) {
instance_->Send(
new MetroViewerHostMsg_ActivateDesktop(path, ash_exit));
}
}
// static
void MetroViewerProcessHost::HandleMetroExit() {
if (instance_)
instance_->Send(new MetroViewerHostMsg_MetroExit());
}
// static
void MetroViewerProcessHost::HandleOpenFile(
const base::string16& title,
const base::FilePath& default_path,
const base::string16& filter,
const OpenFileCompletion& on_success,
const FileSelectionCanceled& on_failure) {
if (instance_) {
instance_->HandleOpenFileImpl(title, default_path, filter, on_success,
on_failure);
}
}
// static
void MetroViewerProcessHost::HandleOpenMultipleFiles(
const base::string16& title,
const base::FilePath& default_path,
const base::string16& filter,
const OpenMultipleFilesCompletion& on_success,
const FileSelectionCanceled& on_failure) {
if (instance_) {
instance_->HandleOpenMultipleFilesImpl(title, default_path, filter,
on_success, on_failure);
}
}
// static
void MetroViewerProcessHost::HandleSaveFile(
const base::string16& title,
const base::FilePath& default_path,
const base::string16& filter,
int filter_index,
const base::string16& default_extension,
const SaveFileCompletion& on_success,
const FileSelectionCanceled& on_failure) {
if (instance_) {
instance_->HandleSaveFileImpl(title, default_path, filter, filter_index,
default_extension, on_success, on_failure);
}
}
// static
void MetroViewerProcessHost::HandleSelectFolder(
const base::string16& title,
const SelectFolderCompletion& on_success,
const FileSelectionCanceled& on_failure) {
if (instance_)
instance_->HandleSelectFolderImpl(title, on_success, on_failure);
}
void MetroViewerProcessHost::HandleOpenFileImpl(
const base::string16& title,
const base::FilePath& default_path,
const base::string16& filter,
const OpenFileCompletion& on_success,
const FileSelectionCanceled& on_failure) {
// Can only have one of these operations in flight.
DCHECK(file_open_completion_callback_.is_null());
DCHECK(failure_callback_.is_null());
file_open_completion_callback_ = on_success;
failure_callback_ = on_failure;
Send(new MetroViewerHostMsg_DisplayFileOpen(title, filter, default_path,
false));
}
void MetroViewerProcessHost::HandleOpenMultipleFilesImpl(
const base::string16& title,
const base::FilePath& default_path,
const base::string16& filter,
const OpenMultipleFilesCompletion& on_success,
const FileSelectionCanceled& on_failure) {
// Can only have one of these operations in flight.
DCHECK(multi_file_open_completion_callback_.is_null());
DCHECK(failure_callback_.is_null());
multi_file_open_completion_callback_ = on_success;
failure_callback_ = on_failure;
Send(new MetroViewerHostMsg_DisplayFileOpen(title, filter, default_path,
true));
}
void MetroViewerProcessHost::HandleSaveFileImpl(
const base::string16& title,
const base::FilePath& default_path,
const base::string16& filter,
int filter_index,
const base::string16& default_extension,
const SaveFileCompletion& on_success,
const FileSelectionCanceled& on_failure) {
MetroViewerHostMsg_SaveAsDialogParams params;
params.title = title;
params.default_extension = default_extension;
params.filter = filter;
params.filter_index = filter_index;
params.suggested_name = default_path;
// Can only have one of these operations in flight.
DCHECK(file_saveas_completion_callback_.is_null());
DCHECK(failure_callback_.is_null());
file_saveas_completion_callback_ = on_success;
failure_callback_ = on_failure;
Send(new MetroViewerHostMsg_DisplayFileSaveAs(params));
}
void MetroViewerProcessHost::HandleSelectFolderImpl(
const base::string16& title,
const SelectFolderCompletion& on_success,
const FileSelectionCanceled& on_failure) {
// Can only have one of these operations in flight.
DCHECK(select_folder_completion_callback_.is_null());
DCHECK(failure_callback_.is_null());
select_folder_completion_callback_ = on_success;
failure_callback_ = on_failure;
Send(new MetroViewerHostMsg_DisplaySelectFolder(title));
}
void MetroViewerProcessHost::NotifyChannelConnected() {
if (channel_connected_event_)
channel_connected_event_->Signal();
}
void MetroViewerProcessHost::OnFileSaveAsDone(bool success,
const base::FilePath& filename,
int filter_index) {
if (success)
file_saveas_completion_callback_.Run(filename, filter_index, NULL);
else
failure_callback_.Run(NULL);
file_saveas_completion_callback_.Reset();
failure_callback_.Reset();
}
void MetroViewerProcessHost::OnFileOpenDone(bool success,
const base::FilePath& filename) {
if (success)
file_open_completion_callback_.Run(base::FilePath(filename), 0, NULL);
else
failure_callback_.Run(NULL);
file_open_completion_callback_.Reset();
failure_callback_.Reset();
}
void MetroViewerProcessHost::OnMultiFileOpenDone(
bool success,
const std::vector<base::FilePath>& files) {
if (success)
multi_file_open_completion_callback_.Run(files, NULL);
else
failure_callback_.Run(NULL);
multi_file_open_completion_callback_.Reset();
failure_callback_.Reset();
}
void MetroViewerProcessHost::OnSelectFolderDone(
bool success,
const base::FilePath& folder) {
if (success)
select_folder_completion_callback_.Run(base::FilePath(folder), 0, NULL);
else
failure_callback_.Run(NULL);
select_folder_completion_callback_.Reset();
failure_callback_.Reset();
}
} // namespace win8