/* This file is part of Telegram Desktop, an unofficial desktop 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://tdesktop.com */ #include "stdafx.h" #include "lang.h" #include "confirmbox.h" #include "mainwidget.h" #include "window.h" ConfirmBox::ConfirmBox(QString text, QString doneText, QString cancelText) : _hiding(false), _text(100), _confirm(this, doneText.isEmpty() ? lang(lng_continue) : doneText, st::btnSelectDone), _cancel(this, cancelText.isEmpty() ? lang(lng_cancel) : cancelText, st::btnSelectCancel), a_opacity(0, 1), af_opacity(anim::linear) { _text.setText(st::boxFont, text, _textPlainOptions); _width = st::confirmWidth; _textWidth = _width - st::boxPadding.left() - st::boxPadding.right(); _textHeight = _text.countHeight(_textWidth); _height = st::boxPadding.top() + _textHeight + st::boxPadding.bottom() + _confirm.height(); _confirm.move(_width - _confirm.width(), st::boxPadding.top() + _textHeight + st::boxPadding.bottom()); _cancel.move(0, st::boxPadding.top() + _textHeight + st::boxPadding.bottom()); connect(&_confirm, SIGNAL(clicked()), this, SIGNAL(confirmed())); connect(&_cancel, SIGNAL(clicked()), this, SLOT(onCancel())); resize(_width, _height); showAll(); _cache = myGrab(this, rect()); hideAll(); } void ConfirmBox::hideAll() { _confirm.hide(); _cancel.hide(); } void ConfirmBox::showAll() { _confirm.show(); _cancel.show(); } void ConfirmBox::keyPressEvent(QKeyEvent *e) { if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) { emit confirmed(); } else if (e->key() == Qt::Key_Escape) { onCancel(); } } void ConfirmBox::parentResized() { QSize s = parentWidget()->size(); setGeometry((s.width() - _width) / 2, (s.height() - _height) / 2, _width, _height); update(); } void ConfirmBox::paintEvent(QPaintEvent *e) { QPainter p(this); if (_cache.isNull()) { if (!_hiding || a_opacity.current() > 0.01) { // fill bg p.fillRect(0, 0, _width, _height, st::boxBG->b); // paint shadows p.fillRect(0, _height - st::btnSelectCancel.height - st::scrollDef.bottomsh, _width, st::scrollDef.bottomsh, st::scrollDef.shColor->b); // paint button sep p.setPen(st::btnSelectSep->p); p.drawLine(st::btnSelectCancel.width, _height - st::btnSelectCancel.height, st::btnSelectCancel.width, _height - 1); // draw box title / text p.setFont(st::boxFont->f); p.setPen(st::black->p); _text.draw(p, st::boxPadding.left(), st::boxPadding.top(), _textWidth, (_text.maxWidth() < _width) ? style::al_center : style::al_left); } } else { p.setOpacity(a_opacity.current()); p.drawPixmap(0, 0, _cache); } } void ConfirmBox::animStep(float64 ms) { if (ms >= 1) { a_opacity.finish(); _cache = QPixmap(); if (!_hiding) { showAll(); setFocus(); } } else { a_opacity.update(ms, af_opacity); } update(); } void ConfirmBox::onCancel() { emit cancelled(); emit closed(); } void ConfirmBox::startHide() { _hiding = true; if (_cache.isNull()) { _cache = myGrab(this, rect()); hideAll(); } a_opacity.start(0); } ConfirmBox::~ConfirmBox() { }