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    41 // This file contains benchmarks for QRect/QRectF functions.

    42 

    43 #include <QtGui>

    44 #include <qtest.h>

    45 

    46 class tst_qstylesheetstyle : public QObject

    47 {

    48     Q_OBJECT

    49 private slots:

    50     void empty();

    51     void empty_events();

    52     

    53     void simple();

    54     void simple_events();

    55     

    56     void grid_data();

    57     void grid();

    58     

    59 private:

    60     QWidget *buildSimpleWidgets();

    61     

    62 };

    63 

    64 

    65 QWidget *tst_qstylesheetstyle::buildSimpleWidgets()

    66 {

    67     QWidget *w = new QWidget();

    68     QGridLayout *layout = new QGridLayout(w);

    69     w->setLayout(layout);

    70     layout->addWidget(new QPushButton("pushButton")     ,0,0);

    71     layout->addWidget(new QComboBox()                   ,0,1);

    72     layout->addWidget(new QCheckBox("checkBox")         ,0,2);

    73     layout->addWidget(new QRadioButton("radioButton")   ,0,3);

    74     layout->addWidget(new QLineEdit()                   ,1,0);

    75     layout->addWidget(new QLabel("label")               ,1,1);

    76     layout->addWidget(new QSpinBox()                    ,1,2);

    77     layout->addWidget(new QProgressBar()                ,1,3);

    78     return w;

    79 }

    80 

    81 void tst_qstylesheetstyle::empty()

    82 {

    83     QWidget *w = buildSimpleWidgets();

    84     w->setStyleSheet("/* */");

    85     int i = 0;

    86     QBENCHMARK {

    87         w->setStyleSheet("/*" + QString::number(i) + "*/");

    88         i++; // we want a different string in case we have severals iterations

    89     }

    90     delete w;

    91 }

    92 

    93 void tst_qstylesheetstyle::empty_events()

    94 {

    95     QWidget *w = buildSimpleWidgets();

    96     w->setStyleSheet("/* */");

    97     int i = 0;

    98     QBENCHMARK {

    99         w->setStyleSheet("/*" + QString::number(i) + "*/");

   100         i++; // we want a different string in case we have severals iterations

   101         qApp->processEvents();

   102     }

   103     delete w;

   104 }

   105 

   106 static const char *simple_css = 

   107    " QLineEdit { background: red; }   QPushButton { border: 1px solid yellow; color: pink; }  \n"

   108    " QCheckBox { margin: 3px 5px; background-color:red; } QAbstractButton { background-color: #456; } \n"

   109    " QFrame { padding: 3px; } QLabel { color: black } QSpinBox:hover { background-color:blue; }  ";

   110 

   111 void tst_qstylesheetstyle::simple()

   112 {

   113     QWidget *w = buildSimpleWidgets();

   114     w->setStyleSheet("/* */");

   115     int i = 0;

   116     QBENCHMARK {

   117         w->setStyleSheet(QString(simple_css) + "/*" + QString::number(i) + "*/");

   118         i++; // we want a different string in case we have severals iterations

   119     }

   120     delete w;

   121 }

   122 

   123 void tst_qstylesheetstyle::simple_events()

   124 {

   125     QWidget *w = buildSimpleWidgets();

   126     w->setStyleSheet("/* */");

   127     int i = 0;

   128     QBENCHMARK {

   129         w->setStyleSheet(QString(simple_css) + "/*" + QString::number(i) + "*/");

   130         i++; // we want a different string in case we have severals iterations

   131         qApp->processEvents();

   132     }

   133     delete w;

   134 }

   135 

   136 void tst_qstylesheetstyle::grid_data()

   137 {

   138         QTest::addColumn<bool>("events");

   139         QTest::addColumn<bool>("show");

   140         QTest::addColumn<int>("N");

   141         for (int n = 5; n <= 25; n += 5) { 

   142            const QByteArray nString = QByteArray::number(n*n);

   143             QTest::newRow(("simple--" + nString).constData()) << false << false << n;

   144             QTest::newRow(("events--" + nString).constData()) << true << false << n;

   145             QTest::newRow(("show--" + nString).constData()) << true << true << n;

   146         }

   147 }

   148 

   149 

   150 void tst_qstylesheetstyle::grid()

   151 {

   152     QFETCH(bool, events);

   153     QFETCH(bool, show);

   154     QFETCH(int, N);

   155 

   156     QWidget *w = new QWidget();

   157     QGridLayout *layout = new QGridLayout(w);

   158     w->setLayout(layout);

   159     QString stylesheet;

   160     for(int x=0; x<N ;x++)

   161         for(int y=0; y<N ;y++) {

   162         QLabel *label = new QLabel(QString::number(y * N + x));

   163         layout->addWidget(label ,x,y);

   164         label->setObjectName(QString("label%1").arg(y * N + x));

   165         stylesheet += QString("#label%1 { background-color: rgb(0,%2,%3); color: rgb(%2,%3,255);  } ").arg(y*N+x).arg(y*255/N).arg(x*255/N);

   166     }

   167 

   168     w->setStyleSheet("/* */");

   169     if(show) {

   170         w->show();

   171         QTest::qWait(30);

   172     }

   173     int i = 0;

   174     QBENCHMARK {

   175         w->setStyleSheet(stylesheet + "/*" + QString::number(i) + "*/");

   176         i++; // we want a different string in case we have severals iterations

   177         if(events)

   178             qApp->processEvents();

   179     }

   180     delete w;

   181 }

   182 

   183 QTEST_MAIN(tst_qstylesheetstyle)

   184 

   185 #include "main.moc"