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86 lines
2.8 KiB
86 lines
2.8 KiB
/* |
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* Copyright (C) 2023 Open Mobile Platform LLC. |
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* Contact: https://community.omprussia.ru/open-source |
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* |
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* This file is part of the Aurora OS Application Template project. |
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* |
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* Redistribution and use in source and binary forms, |
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* with or without modification, are permitted provided |
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* that the following conditions are met: |
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* |
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* * Redistributions of source code must retain the above copyright notice, |
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* this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above copyright notice, |
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* this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the distribution. |
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* * Neither the name of the copyright holder nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, |
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; |
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* OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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import 'package:flutter/material.dart'; |
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import 'package:flutter_gen/gen_l10n/app_localizations.dart'; |
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abstract class AppState<T extends StatefulWidget> extends State<T> |
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with WidgetsBindingObserver { |
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Widget buildWide( |
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BuildContext context, |
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MediaQueryData media, |
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AppLocalizations l10n, |
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); |
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void onPostFrameCallback() {} |
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void onDidChangeMetrics() {} |
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void _delayedChangeMetrics() { |
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for (int i = 0; i <= 5; i++) { |
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Future.delayed(Duration(milliseconds: 100 * i), () { |
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if (mounted) { |
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onDidChangeMetrics(); |
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} |
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}); |
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} |
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} |
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@override |
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void initState() { |
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super.initState(); |
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WidgetsBinding.instance.addObserver(this); |
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WidgetsBinding.instance.addPostFrameCallback((_) { |
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_delayedChangeMetrics(); |
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}); |
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} |
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@override |
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void didChangeMetrics() { |
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_delayedChangeMetrics(); |
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} |
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@override |
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void dispose() { |
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WidgetsBinding.instance.removeObserver(this); |
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super.dispose(); |
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} |
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@override |
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Widget build(BuildContext context) => buildWide( |
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context, |
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MediaQuery.of(context), |
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AppLocalizations.of(context)!, |
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); |
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}
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