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// Copyright 2015 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 "mash/browser_driver/browser_driver_application_delegate.h"
#include <stdint.h>
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "components/mus/public/cpp/event_matcher.h"
#include "mojo/shell/public/cpp/connection.h"
#include "mojo/shell/public/cpp/connector.h"
namespace mash {
namespace browser_driver {
namespace {
enum class Accelerator : uint32_t {
NewWindow,
NewTab,
NewIncognitoWindow,
};
struct AcceleratorSpec {
Accelerator id;
mus::mojom::KeyboardCode keyboard_code;
// A bitfield of kEventFlag* and kMouseEventFlag* values in
// input_event_constants.mojom.
int event_flags;
};
AcceleratorSpec g_spec[] = {
{Accelerator::NewWindow, mus::mojom::KeyboardCode::N,
mus::mojom::kEventFlagControlDown},
{Accelerator::NewTab, mus::mojom::KeyboardCode::T,
mus::mojom::kEventFlagControlDown},
{Accelerator::NewIncognitoWindow, mus::mojom::KeyboardCode::N,
mus::mojom::kEventFlagControlDown | mus::mojom::kEventFlagShiftDown},
};
void AssertTrue(bool success) {
DCHECK(success);
}
void DoNothing() {}
} // namespace
BrowserDriverApplicationDelegate::BrowserDriverApplicationDelegate()
: connector_(nullptr),
binding_(this),
weak_factory_(this) {}
BrowserDriverApplicationDelegate::~BrowserDriverApplicationDelegate() {}
void BrowserDriverApplicationDelegate::Initialize(
mojo::Connector* connector,
const mojo::Identity& identity,
uint32_t id) {
connector_ = connector;
AddAccelerators();
}
bool BrowserDriverApplicationDelegate::AcceptConnection(
mojo::Connection* connection) {
return true;
}
void BrowserDriverApplicationDelegate::ShellConnectionLost() {
// Prevent the code in AddAccelerators() from keeping this app alive.
binding_.set_connection_error_handler(base::Bind(&DoNothing));
base::MessageLoop::current()->QuitWhenIdle();
}
void BrowserDriverApplicationDelegate::OnAccelerator(
uint32_t id, mus::mojom::EventPtr event) {
switch (static_cast<Accelerator>(id)) {
case Accelerator::NewWindow:
case Accelerator::NewTab:
case Accelerator::NewIncognitoWindow:
connector_->Connect("exe:chrome");
// TODO(beng): have Chrome export a service that allows it to be driven by
// this driver, e.g. to open new tabs, incognito windows, etc.
break;
default:
NOTREACHED();
break;
}
}
void BrowserDriverApplicationDelegate::AddAccelerators() {
// TODO(beng): find some other way to get the window manager. I don't like
// having to specify it by URL because it may differ per display.
mus::mojom::AcceleratorRegistrarPtr registrar;
connector_->ConnectToInterface("mojo:desktop_wm", ®istrar);
if (binding_.is_bound())
binding_.Unbind();
registrar->SetHandler(binding_.CreateInterfacePtrAndBind());
// If the window manager restarts, the handler pipe will close and we'll need
// to re-add our accelerators when the window manager comes back up.
binding_.set_connection_error_handler(
base::Bind(&BrowserDriverApplicationDelegate::AddAccelerators,
weak_factory_.GetWeakPtr()));
for (const AcceleratorSpec& spec : g_spec) {
registrar->AddAccelerator(
static_cast<uint32_t>(spec.id),
mus::CreateKeyMatcher(spec.keyboard_code, spec.event_flags),
base::Bind(&AssertTrue));
}
}
} // namespace browser_driver
} // namespace main
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