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146 lines
4.4 KiB
146 lines
4.4 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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cpp-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file MainFace.h
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* @author Gav Wood <i@gavwood.com>
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* @date 2014
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*/
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#pragma once
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#include <memory>
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#include <map>
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#include <string>
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#include <functional>
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#include <QtWidgets/QMainWindow>
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#include <QtWidgets/QAction>
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#include <QtWidgets/QDockWidget>
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#include <libevm/ExtVMFace.h>
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#include "Context.h"
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class QSettings;
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namespace dev
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{
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class WebThreeDirect;
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namespace eth { class Client; class LogFilter; }
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namespace shh { class WhisperHost; }
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namespace az
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{
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#define DEV_AZ_NOTE_PLUGIN(ClassName) \
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static bool s_notePlugin = [](){ MainFace::notePlugin([](MainFace* m){ return new ClassName(m); }); return true; }()
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class Plugin;
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using WatchHandler = std::function<void(dev::eth::LocalisedLogEntries const&)>;
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class AccountNamer
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{
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public:
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virtual std::string toName(Address const&) const { return std::string(); }
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virtual Address toAddress(std::string const&) const { return Address(); }
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virtual Addresses knownAddresses() const { return Addresses(); }
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};
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class MainFace: public QMainWindow, public Context
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{
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Q_OBJECT
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public:
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explicit MainFace(QWidget* _parent = nullptr): QMainWindow(_parent) {}
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static void notePlugin(std::function<Plugin*(MainFace*)> const& _new);
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void adoptPlugin(Plugin* _p);
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void killPlugins();
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void allChange();
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using Context::render;
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// TODO: tidy - all should be references that throw if module unavailable.
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// TODO: provide a set of available web3 modules.
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virtual dev::WebThreeDirect* web3() const = 0;
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virtual dev::eth::Client* ethereum() const = 0;
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virtual std::shared_ptr<dev::shh::WhisperHost> whisper() const = 0;
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virtual unsigned installWatch(dev::eth::LogFilter const& _tf, WatchHandler const& _f) = 0;
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virtual unsigned installWatch(dev::h256 const& _tf, WatchHandler const& _f) = 0;
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// Account naming API
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virtual void install(AccountNamer* _adopt) = 0;
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virtual void uninstall(AccountNamer* _kill) = 0;
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virtual void noteAddressesChanged() = 0;
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virtual Address toAddress(std::string const&) const = 0;
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virtual std::string toName(Address const&) const = 0;
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virtual Addresses allKnownAddresses() const = 0;
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virtual void noteSettingsChanged() = 0;
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protected:
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template <class F> void forEach(F const& _f) { for (auto const& p: m_plugins) _f(p.second); }
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std::shared_ptr<Plugin> takePlugin(std::string const& _name) { auto it = m_plugins.find(_name); std::shared_ptr<Plugin> ret; if (it != m_plugins.end()) { ret = it->second; m_plugins.erase(it); } return ret; }
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static std::vector<std::function<Plugin*(MainFace*)>>* s_linkedPlugins;
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signals:
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void allKnownAddressesChanged();
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void keyManagerChanged();
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private:
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std::unordered_map<std::string, std::shared_ptr<Plugin>> m_plugins;
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};
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class Plugin
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{
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public:
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Plugin(MainFace* _f, std::string const& _name);
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virtual ~Plugin() {}
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std::string const& name() const { return m_name; }
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dev::WebThreeDirect* web3() const { return m_main->web3(); }
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dev::eth::Client* ethereum() const { return m_main->ethereum(); }
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std::shared_ptr<dev::shh::WhisperHost> whisper() const { return m_main->whisper(); }
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MainFace* main() const { return m_main; }
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QDockWidget* dock(Qt::DockWidgetArea _area = Qt::RightDockWidgetArea, QString _title = QString());
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void addToDock(Qt::DockWidgetArea _area, QDockWidget* _dockwidget, Qt::Orientation _orientation);
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void addAction(QAction* _a);
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QAction* addMenuItem(QString _name, QString _menuName, bool _separate = false);
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virtual void onAllChange() {}
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virtual void readSettings(QSettings const&) {}
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virtual void writeSettings(QSettings&) {}
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private:
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MainFace* m_main = nullptr;
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std::string m_name;
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QDockWidget* m_dock = nullptr;
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};
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class AccountNamerPlugin: public Plugin, public AccountNamer
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{
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protected:
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AccountNamerPlugin(MainFace* _m, std::string const& _name): Plugin(_m, _name) { main()->install(this); }
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~AccountNamerPlugin() { main()->uninstall(this); }
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};
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}
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}
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