#include <QtGui>int main(int argc, char *argv[]){    QApplication app(argc, argv);    QTextEdit *editor1 = new QTextEdit;    QTextEdit *editor2 = new QTextEdit;    QTextEdit *editor3 = new QTextEdit;    QSplitter splitter(Qt::Horizontal);    splitter.addWidget(editor1);    splitter.addWidget(editor2);    splitter.addWidget(editor3);    editor1->setPlainText("Mon enfant, ma soeur,\n"                          "Songe