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void FindWidget::find()
{
	cursor = mTextpage->textCursor();
	if (cursor.anchor() == -1) {
    	cursor = mTextpage->document()->find(findEdit->text(), cursor, QTextDocument::FindCaseSensitively);
	} else {
    	cursor = mTextpage->document()->find(findEdit->text(), cursor.anchor(), QTextDocument::FindCaseSensitively);
	}

	// if match is found set background of QLineEdit to white, otherwise to red
	QPalette bgPalette( findEdit->palette() );
	if ((cursor.position() == -1) && (!findEdit->text().isEmpty())) {
    	bgPalette.setColor( QPalette::Base, "#ececba");
	} else {
    	bgPalette.setColor( QPalette::Base, Qt::white);
	}
	findEdit->setPalette(bgPalette);

	if (cursor.position() == -1) {
    	cursor.setPosition(0);
    	qDebug() << "cursor find: " << cursor.position();
	}
	mTextpage->setTextCursor(cursor);
}