77 lines
2.1 KiB
C++
77 lines
2.1 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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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "ui/toast/toast.h"
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#include "ui/toast/toast_manager.h"
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#include "ui/toast/toast_widget.h"
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namespace Ui {
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namespace Toast {
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Instance::Instance(const Config &config, QWidget *widgetParent, const Private &)
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: _a_fade(animation(this, &Instance::step_fade))
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, _hideAtMs(getms(true) + config.durationMs) {
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_widget = std_::make_unique<internal::Widget>(widgetParent, config);
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_a_fade.start();
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}
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void Show(QWidget *parent, const Config &config) {
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if (auto manager = internal::Manager::instance(parent)) {
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auto toast = std_::make_unique<Instance>(config, parent, Instance::Private());
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manager->addToast(std_::move(toast));
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}
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}
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void Instance::fadeOut() {
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_fadingOut = true;
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_a_fade.start();
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}
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void Instance::hide() {
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_widget->hide();
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_widget->deleteLater();
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}
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void Instance::step_fade(float64 ms, bool timer) {
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if (timer) {
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_widget->update();
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}
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if (_fadingOut) {
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if (ms >= st::toastFadeOutDuration) {
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hide();
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} else {
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float64 dt = ms / st::toastFadeOutDuration;
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_widget->setShownLevel(1. - dt);
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}
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} else {
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if (ms >= st::toastFadeInDuration) {
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_widget->setShownLevel(1.);
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_a_fade.stop();
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} else {
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float64 dt = ms / st::toastFadeInDuration;
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_widget->setShownLevel(dt);
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}
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}
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}
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} // namespace Toast
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} // namespace Ui
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