tdesktop/Telegram/SourceFiles/gui/phoneinput.cpp

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014 John Preston, https://desktop.telegram.org
*/
#include "stdafx.h"
#include "style.h"
#include "gui/phoneinput.h"
PhoneInput::PhoneInput(QWidget *parent, const style::flatInput &st, const QString &ph) : FlatInput(parent, st, ph) {
}
void PhoneInput::correctValue(QKeyEvent *e, const QString &was) {
if (e && e->key() == Qt::Key_Backspace && !was.length()) {
emit voidBackspace(e);
return;
}
QString oldText(text()), newText;
int oldPos(cursorPosition()), newPos(-1), oldLen(oldText.length()), digitCount = 0;
for (int i = 0; i < oldLen; ++i) {
if (oldText[i].isDigit()) {
++digitCount;
}
}
if (digitCount > MaxPhoneTailLength) digitCount = MaxPhoneTailLength;
bool strict = (digitCount == MaxPhoneTailLength);
newText.reserve(oldLen);
for (int i = 0; i < oldLen; ++i) {
QChar ch(oldText[i]);
if (ch.isDigit()) {
if (!digitCount--) {
break;
}
newText += ch;
if (strict && !digitCount) {
break;
}
} else if (ch == ' ' || ch == '-' || ch == '(' || ch == ')') {
newText += ch;
}
if (i == oldPos) {
newPos = newText.length();
}
}
if (newPos < 0) {
newPos = newText.length();
}
if (newText != oldText) {
setText(newText);
if (newPos != oldPos) {
setCursorPosition(newPos);
}
}
}
void PhoneInput::addedToNumber(const QString &added) {
setFocus();
QString was(text());
setText(added + text());
setCursorPosition(added.length());
correctValue(0, was);
updatePlaceholder();
}
PortInput::PortInput(QWidget *parent, const style::flatInput &st, const QString &ph, const QString &val) : FlatInput(parent, st, ph, val) {
correctValue(0, QString());
}
void PortInput::correctValue(QKeyEvent *e, const QString &was) {
QString oldText(text()), newText(oldText);
newText.replace(QRegularExpression(qsl("[^\\d]")), QString());
if (!newText.toInt()) {
newText = QString();
} else if (newText.toInt() > 65535) {
newText = was;
}
if (newText != oldText) {
setText(newText);
updatePlaceholder();
}
}