158 lines
4.6 KiB
C++
158 lines
4.6 KiB
C++
/*
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* Copyright (C) 2006 Aaron Seigo <aseigo@kde.org>
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* Copyright (C) 2007 Ryan P. Bitanga <ryan.bitanga@gmail.com>
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* Copyright (C) 2008 Jordi Polo <mumismo@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program 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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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef PLASMA_RUNNERMANAGER_H
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#define PLASMA_RUNNERMANAGER_H
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#include <QtCore/QList>
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#include <QtCore/QObject>
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#include <plasma/plasma_export.h>
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#include "abstractrunner.h"
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class QAction;
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class KConfigGroup;
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namespace Plasma
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{
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class QueryMatch;
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class AbstractRunner;
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class RunnerContext;
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class RunnerManagerPrivate;
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/**
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* @class RunnerManager plasma/runnermanager.h <Plasma/RunnerManager>
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*
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* @short The RunnerManager class decides what installed runners are runnable,
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* and their ratings. It is the main proxy to the runners.
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*/
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class PLASMA_EXPORT RunnerManager : public QObject
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{
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Q_OBJECT
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public:
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explicit RunnerManager(QObject *parent=0);
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explicit RunnerManager(KConfigGroup &config, QObject *parent=0);
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~RunnerManager();
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/**
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* Finds and returns a loaded runner or NULL
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* @arg name the name of the runner
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* @return Pointer to the runner
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*/
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AbstractRunner *runner(const QString &name) const;
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/**
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* Retrieves the current context
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* @return pointer to the current context
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*/
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RunnerContext *searchContext() const;
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/**
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* Retrieves all available matches found so far for the previously launched query
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* @return List of matches
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*/
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QList<QueryMatch> matches() const;
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/**
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* Runs a given match
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* @arg match the match to be executed
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*/
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void run(const QueryMatch &match);
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/**
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* Runs a given match
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* @arg id the id of the match to run
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*/
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void run(const QString &id);
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/**
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* Retrieves the list of actions, if any, for a match
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*/
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QList<QAction*> actionsForMatch(const QueryMatch &match);
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/**
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* @return the current query term
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*/
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QString query() const;
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/**
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* Causes a reload of the current configuration
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*/
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void reloadConfiguration();
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public Q_SLOTS:
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/**
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* Launch a query, this will create threads and return inmediately.
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* When the information will be available can be known using the
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* matchesChanged signal.
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*
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* @arg term the term we want to find matches for
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* @arg runner optional, if only one specific runner is to be used
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*/
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void launchQuery(const QString &term, const QString &runnerName);
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/**
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* Convenience version of above
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*/
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void launchQuery(const QString &term);
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/**
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* Execute a query, this method will only return when the query is executed
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* This means that the method may be dangerous as it wait a variable amount
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* of time for the runner to finish.
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* The runner parameter is mandatory, to avoid launching unwanted runners.
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* @arg term the term we want to find matches for
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* @arg runner the runner we will use, it is mandatory
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* @return 0 if nothing was launched, 1 if launched.
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*/
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bool execQuery(const QString &term, const QString &runnerName);
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/**
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* Convenience version of above
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*/
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bool execQuery(const QString &term);
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/**
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* Reset the current data and stops the query
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*/
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void reset();
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Q_SIGNALS:
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/**
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* Emitted each time a new match is added to the list
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*/
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void matchesChanged(const QList<Plasma::QueryMatch> &matches);
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private:
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Q_PRIVATE_SLOT(d, void scheduleMatchesChanged())
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Q_PRIVATE_SLOT(d, void matchesChanged())
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Q_PRIVATE_SLOT(d, void jobDone(ThreadWeaver::Job*))
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RunnerManagerPrivate * const d;
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friend class RunnerManagerPrivate;
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};
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}
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#endif
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