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** This file is part of the documentation of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** Alternatively, this file may be used under the terms of the GNU
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#include
#include
using namespace std;
class Widget : public QWidget
{
public:
Widget(QWidget *parent = 0);
};
Widget::Widget(QWidget *parent)
: QWidget(parent)
{
QStringList fonts;
fonts << "Arial" << "Helvetica" << "Times" << "Courier";
for (int i = 0; i < fonts.size(); ++i)
cout << fonts.at(i).toLocal8Bit().constData() << endl;
QStringListIterator javaStyleIterator(fonts);
while (javaStyleIterator.hasNext())
cout << javaStyleIterator.next().toLocal8Bit().constData() << endl;
QStringList::const_iterator constIterator;
for (constIterator = fonts.constBegin(); constIterator != fonts.constEnd();
++constIterator)
cout << (*constIterator).toLocal8Bit().constData() << endl;
QString str = fonts.join(",");
// str == "Arial,Helvetica,Times,Courier"
QStringList list;
list = str.split(",");
// list: ["Arial", "Helvetica", "Times", "Courier"]
QStringList monospacedFonts = fonts.filter(QRegExp("Courier|Fixed"));
QStringList files;
files << "$QTDIR/src/moc/moc.y"
<< "$QTDIR/src/moc/moc.l"
<< "$QTDIR/include/qconfig.h";
files.replaceInStrings("$QTDIR", "/usr/lib/qt");
// files: [ "/usr/lib/qt/src/moc/moc.y", ...]
QString str1, str2, str3;
QStringList longerList = (QStringList() << str1 << str2 << str3);
list.clear();
list << "Bill Murray" << "John Doe" << "Bill Clinton";
QStringList result;
result = list.filter("Bill");
// result: ["Bill Murray", "Bill Clinton"]
result.clear();
foreach (QString str, list) {
if (str.contains("Bill"))
result += str;
}
list.clear();
list << "alpha" << "beta" << "gamma" << "epsilon";
list.replaceInStrings("a", "o");
// list == ["olpho", "beto", "gommo", "epsilon"]
list.clear();
list << "alpha" << "beta" << "gamma" << "epsilon";
list.replaceInStrings(QRegExp("^a"), "o");
// list == ["olpha", "beta", "gamma", "epsilon"]
list.clear();
list << "Bill Clinton" << "Murray, Bill";
list.replaceInStrings(QRegExp("^(.*), (.*)$"), "\\2 \\1");
// list == ["Bill Clinton", "Bill Murray"]
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
Widget widget;
widget.show();
return app.exec();
}