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libplasma

querymatch.cpp

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00001 /*
00002  *   Copyright 2006-2007 Aaron Seigo <aseigo@kde.org>
00003  *
00004  *   This program is free software; you can redistribute it and/or modify
00005  *   it under the terms of the GNU Library General Public License as
00006  *   published by the Free Software Foundation; either version 2, or
00007  *   (at your option) any later version.
00008  *
00009  *   This program is distributed in the hope that it will be useful,
00010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *   GNU General Public License for more details
00013  *
00014  *   You should have received a copy of the GNU Library General Public
00015  *   License along with this program; if not, write to the
00016  *   Free Software Foundation, Inc.,
00017  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00018  */
00019 
00020 #include "querymatch.h"
00021 
00022 #include <QPointer>
00023 #include <QVariant>
00024 #include <QSharedData>
00025 #include <QStringList>
00026 #include <QIcon>
00027 
00028 #include <KDebug>
00029 
00030 #include "abstractrunner.h"
00031 
00032 namespace Plasma
00033 {
00034 
00035 class QueryMatchPrivate : public QSharedData
00036 {
00037     public:
00038         QueryMatchPrivate(AbstractRunner *r)
00039             : QSharedData(),
00040               runner(r),
00041               type(QueryMatch::ExactMatch),
00042               enabled(true),
00043               relevance(.7)
00044         {
00045         }
00046 
00047         QPointer<AbstractRunner> runner;
00048         QueryMatch::Type type;
00049         QString id;
00050         QString text;
00051         QString subtext;
00052         QIcon icon;
00053         QVariant data;
00054         bool enabled;
00055         qreal relevance;
00056 };
00057 
00058 
00059 QueryMatch::QueryMatch(AbstractRunner *runner)
00060     : d(new QueryMatchPrivate(runner))
00061 {
00062     if (runner) {
00063         d->id = runner->id();
00064     }
00065 //    kDebug() << "new match created";
00066 }
00067 
00068 QueryMatch::QueryMatch(const QueryMatch &other)
00069     : d(other.d)
00070 {
00071 }
00072 
00073 QueryMatch::~QueryMatch()
00074 {
00075 }
00076 
00077 bool QueryMatch::isValid() const
00078 {
00079     return d->runner != 0;
00080 }
00081 
00082 QString QueryMatch::id() const
00083 {
00084     return d->id;
00085 }
00086 
00087 void QueryMatch::setType(Type type)
00088 {
00089     d->type = type;
00090 }
00091 
00092 QueryMatch::Type QueryMatch::type() const
00093 {
00094     return d->type;
00095 }
00096 
00097 void QueryMatch::setRelevance(qreal relevance)
00098 {
00099     d->relevance = qMax(qreal(0.0), qMin(qreal(1.0), relevance));
00100 }
00101 
00102 qreal QueryMatch::relevance() const
00103 {
00104     return d->relevance;
00105 }
00106 
00107 AbstractRunner* QueryMatch::runner() const
00108 {
00109     return d->runner;
00110 }
00111 
00112 void QueryMatch::setText(const QString& text)
00113 {
00114     d->text = text;
00115 }
00116 
00117 void QueryMatch::setSubtext(const QString& subtext)
00118 {
00119     d->subtext = subtext;
00120 }
00121 
00122 void QueryMatch::setData(const QVariant& data)
00123 {
00124     d->data = data;
00125     setId(data.toString());
00126 }
00127 
00128 void QueryMatch::setId(const QString &id)
00129 {
00130     if (d->runner) {
00131         d->id = d->runner->id();
00132     }
00133 
00134 
00135     if (!id.isEmpty()) {
00136         d->id.append('_').append(id);
00137     }
00138 }
00139 
00140 void QueryMatch::setIcon(const QIcon& icon)
00141 {
00142     d->icon = icon;
00143 }
00144 
00145 QVariant QueryMatch::data() const
00146 {
00147     return d->data;
00148 }
00149 
00150 QString QueryMatch::text() const
00151 {
00152     return d->text;
00153 }
00154 
00155 QString QueryMatch::subtext() const
00156 {
00157     return d->subtext;
00158 }
00159 
00160 QIcon QueryMatch::icon() const
00161 {
00162     return d->icon;
00163 }
00164 
00165 void QueryMatch::setEnabled( bool enabled )
00166 {
00167     d->enabled = enabled;
00168 }
00169 
00170 bool QueryMatch::isEnabled() const
00171 {
00172     return d->enabled && d->runner;
00173 }
00174 
00175 bool QueryMatch::operator<(const QueryMatch& other) const
00176 {
00177     if (d->type == other.d->type) {
00178         if (isEnabled() != other.isEnabled()) {
00179             return other.isEnabled();
00180         }
00181 
00182         if (d->relevance != other.d->relevance) {
00183             return d->relevance < other.d->relevance;
00184         }
00185 
00186         // when resorting to sort by alpha, we want the
00187         // reverse sort order!
00188         return d->text > other.d->text;
00189     }
00190 
00191     return d->type < other.d->type;
00192 }
00193 
00194 QueryMatch& QueryMatch::operator=(const QueryMatch &other)
00195 {
00196     if (d != other.d) {
00197         d = other.d;
00198     }
00199 
00200     return *this;
00201 }
00202 
00203 void QueryMatch::run(const RunnerContext &context) const
00204 {
00205     //kDebug() << "we run the term" << context->query() << "whose type is" << context->mimetype();
00206     if (d->runner) {
00207         d->runner->run(context, *this);
00208     }
00209 }
00210 
00211 } // Plasma namespace
00212 

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