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// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef COBALT_BROWSER_DEBUG_CONSOLE_H_
#define COBALT_BROWSER_DEBUG_CONSOLE_H_
#if defined(ENABLE_DEBUG_CONSOLE)
#include <string>
#include "base/callback.h"
#include "base/logging.h"
#include "cobalt/base/token.h"
#include "cobalt/browser/lifecycle_observer.h"
#include "cobalt/browser/web_module.h"
#include "cobalt/debug/debug_hub.h"
#include "cobalt/dom/keyboard_event_init.h"
#include "cobalt/media/media_module_stub.h"
#include "googleurl/src/gurl.h"
namespace cobalt {
namespace browser {
// DebugConsole wraps the web module and all components used to implement the
// debug console.
class DebugConsole : public LifecycleObserver {
public:
DebugConsole(
base::ApplicationState initial_application_state,
const WebModule::OnRenderTreeProducedCallback&
render_tree_produced_callback,
network::NetworkModule* network_module,
const math::Size& window_dimensions,
render_tree::ResourceProvider* resource_provider,
float layout_refresh_rate,
const debug::Debugger::GetDebugServerCallback& get_debug_server_callback,
const script::JavaScriptEngine::Options& js_options);
~DebugConsole();
// Filters a key event.
// Returns true if the event should be passed on to other handlers,
// false if it was consumed within this function.
bool FilterKeyEvent(base::Token type, const dom::KeyboardEventInit& event);
const WebModule& web_module() const { return *web_module_; }
WebModule& web_module() { return *web_module_; }
// Sets the debug console's visibility mode.
void SetMode(int mode);
// Cycles through each different possible debug console visibility mode.
void CycleMode();
// Returns the currently set debug console visibility mode.
int GetMode();
void SetSize(const math::Size& window_dimensions, float video_pixel_ratio) {
web_module_->SetSize(window_dimensions, video_pixel_ratio);
}
// LifecycleObserver implementation.
void Prestart() OVERRIDE { web_module_->Prestart(); }
void Start(render_tree::ResourceProvider* resource_provider) OVERRIDE {
web_module_->Start(resource_provider);
}
void Pause() OVERRIDE { web_module_->Pause(); }
void Unpause() OVERRIDE { web_module_->Unpause(); }
void Suspend() OVERRIDE { web_module_->Suspend(); }
void Resume(render_tree::ResourceProvider* resource_provider) OVERRIDE {
web_module_->Resume(resource_provider);
}
private:
void OnError(const GURL& /* url */, const std::string& error) {
LOG(ERROR) << error;
}
media::MediaModuleStub stub_media_module_;
// The current console visibility mode. The mutex is required since the debug
// console's visibility mode may be accessed from both the WebModule thread
// and the DebugConsole's host thread.
base::Lock mode_mutex_;
int mode_;
// Sets up everything to do with the management of the web page that
// implements the debug console.
// This web module will produce a second render tree to combine with the main
// one.
scoped_ptr<WebModule> web_module_;
};
} // namespace browser
} // namespace cobalt
#endif // ENABLE_DEBUG_CONSOLE
#endif // COBALT_BROWSER_DEBUG_CONSOLE_H_