collapsable implementation for all platforms, WIP
This commit is contained in:
parent
152d744498
commit
04a871a293
@ -1,132 +1,3 @@
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import 'dart:js_interop';
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import 'package:web/web.dart' as web;
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import 'package:flutter/material.dart';
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import 'dart:ui_web' as ui;
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import 'api_service.dart';
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import 'structs.dart';
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class CollapsableEmails extends StatefulWidget {
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final List<String> thread; // email id's in the form xyz@gmail.com
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final List<String> threadHTML;
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final String threadIDs;
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CollapsableEmails(
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{required this.thread,
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required this.threadHTML,
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required this.threadIDs});
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@override
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State<CollapsableEmails> createState() => _CollapsableEmailsState();
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}
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class _CollapsableEmailsState extends State<CollapsableEmails> {
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List<String> emailsHTML = []; //html of the emails in the thread
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// build attachments with the forldar name and id
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Set<int> _expandedEmails = {}; //open emails
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List viewtypeIDs = []; //IDs of the viewtypes, order matters
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List heightOfViewTypes = []; //the height of each viewtype
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List<SerializableMessage> emailsInThread = [];
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bool _isLoaded = false;
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@override
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void initState() {
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// TODO: implement initState
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super.initState();
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_registerViewFactory(widget.threadHTML);
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_serializableData(widget.threadIDs);
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}
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void _registerViewFactory(List<String> currentContent) async {
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// setState(() { //update to do item per item
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// each item to have itsviewtype ID
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// is this necessarey here??
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//could just move to collapsable
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for (var emailHTML in widget.threadHTML) {
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String viewTypeId = 'email-${DateTime.now().millisecondsSinceEpoch}';
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final ghost = web.document.createElement('div') as web.HTMLDivElement
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..style.visibility = 'hidden'
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..style.position = 'absolute'
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..style.width = '100%'
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..style.overflow = 'auto'
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..innerHTML = emailHTML
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.toJS; // temporarily index because it has to do all of them
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web.document.body?.append(ghost);
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await Future.delayed(Duration(milliseconds: 10));
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final heightOfEmail = ghost.scrollHeight;
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ghost.remove();
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final HTMLsnippet = web.document.createElement('div')
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as web.HTMLDivElement
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..id = viewTypeId
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..innerHTML = emailHTML
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.toJS; // temporarily index because it has to do all of them
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HTMLsnippet.style
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..width = '100%'
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..height = '${heightOfEmail}px'
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..overflow = 'auto'
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..scrollBehavior = 'smooth';
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ui.platformViewRegistry.registerViewFactory(
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viewTypeId,
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(int viewId) => HTMLsnippet,
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);
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viewtypeIDs.add(viewTypeId);
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heightOfViewTypes.add(heightOfEmail);
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}
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}
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void _serializableData(String threadID) async {
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emailsInThread = await ApiService().threadsInSerializable(threadID);
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print("done thread serializable");
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if (!mounted) return;
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setState(() {
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_isLoaded = true;
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});
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}
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@override
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Widget build(BuildContext context) {
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return _isLoaded
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?Column(children: [
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Expanded(
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child: ListView.builder(
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itemCount: widget.thread.length,
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itemBuilder: (context, index) {
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final isExpanded =
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_expandedEmails.contains(index); //check if email is expanded
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return Column(
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children: [
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ListTile(
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title: Text(emailsInThread[index].from),
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trailing: Text(emailsInThread[index].date),
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onTap: () {
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setState(() {
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if (isExpanded) {
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_expandedEmails.remove(index);
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} else {
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_expandedEmails.add(index);
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}
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});
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},
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),
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if (isExpanded)
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// if(viewtypeIDs[index] == null || heightOfViewTypes[index] == null)
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// const SizedBox(height: 100, child: Center(child: CircularProgressIndicator())),
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SizedBox(
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height: heightOfViewTypes[index].toDouble(),
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child: HtmlElementView(
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key: UniqueKey(), viewType: viewtypeIDs[index]),
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),
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Divider(),
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],
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);
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},
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),
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)
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]): const Center(child:CircularProgressIndicator());
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}
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}
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export 'collapsableEmailsStub.dart'
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if (dart.library.io) 'collapsableEmailsAndroid.dart'
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if (dart.library.js_interop) 'collapsableEmailsWeb.dart';
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48
lib/collapsableEmailsAndroid.dart
Normal file
48
lib/collapsableEmailsAndroid.dart
Normal file
@ -0,0 +1,48 @@
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import 'structs.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_widget_from_html/flutter_widget_from_html.dart';
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class CollapsableEmails extends StatefulWidget {
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final List<String> thread; // email id's in the form xyz@gmail.com
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final List<String> threadHTML;
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final String threadIDs;
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CollapsableEmails(
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{required this.thread,
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required this.threadHTML,
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required this.threadIDs});
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@override
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State<CollapsableEmails> createState() => _CollapsableEmailsState();
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}
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class _CollapsableEmailsState extends State<CollapsableEmails> {
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List<String> emailsHTML = []; //html of the emails in the thread
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// build attachments with the forldar name and id
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Set<int> _expandedEmails = {}; //open emails
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List viewtypeIDs = []; //IDs of the viewtypes, order matters
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List heightOfViewTypes = []; //the height of each viewtype
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List<SerializableMessage> emailsInThread = [];
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bool _isLoaded = false;
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@override
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void initState() {
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super.initState();
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//html
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: ListView(
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children: [
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HtmlWidget(
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widget.threadHTML[0],
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// renderMode: RenderMode.listView,
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)
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]
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)
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);
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}
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}
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23
lib/collapsableEmailsStub.dart
Normal file
23
lib/collapsableEmailsStub.dart
Normal file
@ -0,0 +1,23 @@
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import 'structs.dart';
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import 'package:flutter/material.dart';
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class CollapsableEmails extends StatefulWidget {
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final List<String> thread; // email id's in the form xyz@gmail.com
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final List<String> threadHTML;
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final String threadIDs;
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CollapsableEmails(
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{required this.thread,
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required this.threadHTML,
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required this.threadIDs});
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@override
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State<CollapsableEmails> createState() => _CollapsableEmailsState();
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}
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class _CollapsableEmailsState extends State<CollapsableEmails> {
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@override
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Widget build(BuildContext context) {
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return Scaffold(body: Text("collapsable stud"));
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}
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}
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132
lib/collapsableEmailsWeb.dart
Normal file
132
lib/collapsableEmailsWeb.dart
Normal file
@ -0,0 +1,132 @@
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import 'dart:js_interop';
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import 'package:web/web.dart' as web;
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import 'package:flutter/material.dart';
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import 'dart:ui_web' as ui;
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import 'api_service.dart';
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import 'structs.dart';
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class CollapsableEmails extends StatefulWidget {
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final List<String> thread; // email id's in the form xyz@gmail.com
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final List<String> threadHTML;
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final String threadIDs;
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CollapsableEmails(
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{required this.thread,
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required this.threadHTML,
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required this.threadIDs});
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@override
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State<CollapsableEmails> createState() => _CollapsableEmailsState();
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}
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class _CollapsableEmailsState extends State<CollapsableEmails> {
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List<String> emailsHTML = []; //html of the emails in the thread
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// build attachments with the forldar name and id
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Set<int> _expandedEmails = {}; //open emails
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List viewtypeIDs = []; //IDs of the viewtypes, order matters
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List heightOfViewTypes = []; //the height of each viewtype
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List<SerializableMessage> emailsInThread = [];
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bool _isLoaded = false;
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@override
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void initState() {
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// TODO: implement initState
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super.initState();
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_registerViewFactory(widget.threadHTML);
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_serializableData(widget.threadIDs);
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}
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void _registerViewFactory(List<String> currentContent) async {
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// setState(() { //update to do item per item
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// each item to have itsviewtype ID
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// is this necessarey here??
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//could just move to collapsable
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for (var emailHTML in widget.threadHTML) {
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String viewTypeId = 'email-${DateTime.now().millisecondsSinceEpoch}';
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final ghost = web.document.createElement('div') as web.HTMLDivElement
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..style.visibility = 'hidden'
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..style.position = 'absolute'
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..style.width = '100%'
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..style.overflow = 'auto'
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..innerHTML = emailHTML
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.toJS; // temporarily index because it has to do all of them
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web.document.body?.append(ghost);
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await Future.delayed(Duration(milliseconds: 10));
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final heightOfEmail = ghost.scrollHeight;
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ghost.remove();
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final HTMLsnippet = web.document.createElement('div')
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as web.HTMLDivElement
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..id = viewTypeId
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..innerHTML = emailHTML
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.toJS; // temporarily index because it has to do all of them
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HTMLsnippet.style
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..width = '100%'
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..height = '${heightOfEmail}px'
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..overflow = 'auto'
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..scrollBehavior = 'smooth';
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ui.platformViewRegistry.registerViewFactory(
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viewTypeId,
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(int viewId) => HTMLsnippet,
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);
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viewtypeIDs.add(viewTypeId);
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heightOfViewTypes.add(heightOfEmail);
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}
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}
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void _serializableData(String threadID) async {
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emailsInThread = await ApiService().threadsInSerializable(threadID);
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print("done thread serializable");
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if (!mounted) return;
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setState(() {
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_isLoaded = true;
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});
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}
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@override
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Widget build(BuildContext context) {
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return _isLoaded
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?Column(children: [
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Expanded(
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child: ListView.builder(
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itemCount: widget.thread.length,
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itemBuilder: (context, index) {
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final isExpanded =
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_expandedEmails.contains(index); //check if email is expanded
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return Column(
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children: [
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ListTile(
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title: Text(emailsInThread[index].from),
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trailing: Text(emailsInThread[index].date),
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onTap: () {
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setState(() {
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if (isExpanded) {
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_expandedEmails.remove(index);
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} else {
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_expandedEmails.add(index);
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}
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});
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},
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),
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if (isExpanded)
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// if(viewtypeIDs[index] == null || heightOfViewTypes[index] == null)
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// const SizedBox(height: 100, child: Center(child: CircularProgressIndicator())),
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SizedBox(
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height: heightOfViewTypes[index].toDouble(),
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child: HtmlElementView(
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key: UniqueKey(), viewType: viewtypeIDs[index]),
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),
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Divider(),
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],
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);
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},
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),
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)
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]): const Center(child:CircularProgressIndicator());
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}
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}
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