void MoveToCenter(QMainWindow& w)
{
// move window to center.
if (QApplication::desktop()->screenCount() <= 1)
{
w.move((QApplication::desktop()->width() - w.width())/2,
(QApplication::desktop()->height() - w.height())/2);
}
else
{
QRect rect = QApplication::desktop()->screenGeometry(0);
w.move((rect.width()-w.width())/2,
(rect.height()-w.height())/2);
}
}
void EditDialog::showEvent(QShowEvent*)
{
// Whenever the dialog is shown, position it at the center of the parent dialog
QMainWindow* parentDialog = qobject_cast<QMainWindow*>(parent());
if(parentDialog)
{
move(parentDialog->x() + parentDialog->width() / 2 - width() / 2,
parentDialog->y() + parentDialog->height() / 2 - height() / 2);
}
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QMainWindow mainWindow;
auto lineEdit = new QLineEdit("testing");
auto centralWidget = new QWidget();
auto layout = new QVBoxLayout();
centralWidget->setLayout(layout);
mainWindow.setCentralWidget(centralWidget);
auto textWidget = new QTextEdit("testing top level editor");
textWidget->setReadOnly(true);
textWidget->setVisible(false);
layout->addWidget(lineEdit);
layout->addWidget(textWidget);
TopLevelTextEditorModifier modifier;
auto emojiIcon = IconFactory::createChatEmojiIcon(Qt::red);
auto action = lineEdit->addAction(emojiIcon, QLineEdit::LeadingPosition);
QObject::connect(action, &QAction::triggered, [&](){
textWidget->setVisible(!textWidget->isVisible());
mainWindow.resize(textWidget->isVisible() ? 400 : 300, mainWindow.height());
});
modifier.modify(lineEdit, true);
mainWindow.show();
return app.exec();
}
