0a6f2af7f3
* term -> searchTerm * add a completion object to SearchContext svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=731848
133 lines
4.3 KiB
C++
133 lines
4.3 KiB
C++
/*
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* Copyright 2006-2007 Aaron Seigo <aseigo@kde.org>
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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 RUNNER_H
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#define RUNNER_H
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#include <QtCore/QObject>
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#include <plasma/plasma_export.h>
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#include <plasma/searchaction.h>
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#include <plasma/searchcontext.h>
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class KCompletion;
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namespace Plasma
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{
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/**
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* An abstract base class for Plasma Runner plugins
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*/
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class PLASMA_EXPORT AbstractRunner : public QObject
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{
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Q_OBJECT
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public:
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typedef QList<AbstractRunner*> List;
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/**
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* Static method is called to load and get a list available of Runners.
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*/
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static List loadRunners(QObject* parent);
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/**
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* Constrcuts an Runner object. Since AbstractRunner has pure virtuals,
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* this constructor can not be called directly. Rather a subclass must
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* be created
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*/
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explicit AbstractRunner(QObject* parent = 0);
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virtual ~AbstractRunner();
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/**
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* If the runner can run precisely this term, return a QAction, else
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* return 0. The first runner that returns a QAction will be the
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* default runner. Other runner's actions will be suggested in the
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* interface. Non-exact matches should be offered via findMatches.
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* The action will be activated if the user selects it.
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* If the action is informational only and should not be executed,
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* disable the action with setEnabled( false ).
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*
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* If this runner's exact match is selected, the action will not
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* be triggered, but it will be passed into the exec method.
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* @see exec
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*
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* Ownership of the action passes to the AbstractRunner class.
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*/
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virtual void match(Plasma::SearchContext *search) = 0;
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/**
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* If the runner has options that the user can interact with to modify
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* what happens when exec or one of the actions created in fillMatches
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* is called, the runner should return true
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*/
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bool hasMatchOptions();
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/**
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* If hasMatchOptions() returns true, this method may be called to get
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* a widget displaying the options the user can interact with to modify
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* the behaviour of what happens when a given match is selected.
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*
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* @param widget the parent of the options widgets.
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*/
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virtual void createMatchOptions(QWidget *widget);
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/**
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* If the runner itself has configuration options, this method returns true
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*/
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bool canBeConfigured();
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/**
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* If canBeConfigured() returns true, this method may to get
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* a widget displaying the options the user can interact with to modify
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* the behaviour of what happens when a given match is selected.
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*
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* @param widget the parent of the options widgets.
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*/
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virtual void createConfigurationInterface(QWidget *widget);
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/**
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* Called whenever an exact or possible match associated with this
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* runner is triggered.
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*/
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virtual void exec(Plasma::SearchAction *action);
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protected:
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/**
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* Sets whether or not the the runner has options for matches
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*/
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void setHasMatchOptions(bool hasMatchOptions);
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/**
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* Sets whether or not the runner has configuration options itself
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*/
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void setCanBeConfigured(bool canBeConfigured);
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private:
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class Private;
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Private* const d;
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};
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} // Plasma namespace
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#define K_EXPORT_PLASMA_RUNNER( libname, classname ) \
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K_PLUGIN_FACTORY(factory, registerPlugin<classname>();) \
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K_EXPORT_PLUGIN(factory("plasma_runner_" #libname))
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#endif
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