1 /* 2 Drawpile - a collaborative drawing program. 3 4 Copyright (C) 2014 Calle Laakkonen 5 6 Drawpile is free software: you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation, either version 3 of the License, or 9 (at your option) any later version. 10 11 Drawpile is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with Drawpile. If not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 #ifndef USERNAMEVALIDATOR_H 21 #define USERNAMEVALIDATOR_H 22 23 #include <QValidator> 24 25 class UsernameValidator : public QValidator 26 { 27 Q_OBJECT 28 public: 29 explicit UsernameValidator(QObject *parent = 0); 30 31 State validate(QString &input, int &pos) const; 32 33 static bool isValid(const QString &username); 34 }; 35 36 #endif // USERNAMEVALIDATOR_H 37