83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "style.h"
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#include "gui/countrycodeinput.h"
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#include "gui/countryinput.h"
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CountryCodeInput::CountryCodeInput(QWidget *parent, const style::flatInput &st) : FlatInput(parent, st), _nosignal(false) {
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}
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void CountryCodeInput::startErasing(QKeyEvent *e) {
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setFocus();
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keyPressEvent(e);
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}
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void CountryCodeInput::codeSelected(const QString &code) {
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QString old(text());
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setText('+' + code);
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_nosignal = true;
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correctValue(0, old);
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_nosignal = false;
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emit changed();
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}
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void CountryCodeInput::correctValue(QKeyEvent *e, const QString &was) {
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QString oldText(text()), newText, addToNumber;
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int oldPos(cursorPosition()), newPos(-1), oldLen(oldText.length()), start = 0, digits = 5;
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newText.reserve(oldLen + 1);
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newText += '+';
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if (oldLen && oldText[0] == '+') {
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++start;
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}
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for (int i = start; i < oldLen; ++i) {
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QChar ch(oldText[i]);
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if (ch.isDigit()) {
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if (!digits || !--digits) {
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addToNumber += ch;
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} else {
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newText += ch;
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}
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}
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if (i == oldPos) {
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newPos = newText.length();
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}
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}
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if (!addToNumber.isEmpty()) {
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QString validCode = findValidCode(newText.mid(1));
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addToNumber = newText.mid(1 + validCode.length()) + addToNumber;
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newText = '+' + validCode;
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}
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if (newPos < 0 || newPos > newText.length()) {
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newPos = newText.length();
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}
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if (newText != oldText) {
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setText(newText);
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if (newPos != oldPos) {
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setCursorPosition(newPos);
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}
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}
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if (!_nosignal && was != newText) {
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emit codeChanged(newText.mid(1));
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}
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if (!addToNumber.isEmpty()) {
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emit addedToNumber(addToNumber);
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}
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}
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