Files
stream-chat-flutter/lib/src/user_avatar.dart
T

99 lines
3.0 KiB
Dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:stream_chat/stream_chat.dart';
import '../stream_chat_flutter.dart';
class UserAvatar extends StatelessWidget {
const UserAvatar({
Key key,
@required this.user,
this.constraints,
this.onlineIndicatorConstraints,
this.onTap,
this.showOnlineStatus = true,
this.borderRadius,
}) : super(key: key);
final User user;
final BoxConstraints constraints;
final BorderRadius borderRadius;
final BoxConstraints onlineIndicatorConstraints;
final void Function(User) onTap;
final bool showOnlineStatus;
@override
Widget build(BuildContext context) {
return GestureDetector(
onTap: onTap != null
? () {
if (onTap != null) {
onTap(user);
}
}
: null,
child: Stack(
children: <Widget>[
ClipRRect(
borderRadius: borderRadius ??
StreamChatTheme.of(context)
.ownMessageTheme
.avatarTheme
.borderRadius,
child: Container(
constraints: constraints ??
StreamChatTheme.of(context)
.ownMessageTheme
.avatarTheme
.constraints,
decoration: BoxDecoration(
color: StreamChatTheme.of(context).accentColor,
),
child: user.extraData?.containsKey('image') ?? false
? CachedNetworkImage(
imageUrl: user.extraData['image'],
errorWidget: (_, __, ___) {
return Center(
child: Text(
user.name[0],
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
);
},
fit: BoxFit.cover,
)
: StreamChatTheme.of(context).defaultUserImage(context, user),
),
),
if (showOnlineStatus && user.online == true)
Positioned(
top: 0,
right: 0,
child: Material(
child: Center(
child: Container(
padding: const EdgeInsets.all(2.0),
constraints: onlineIndicatorConstraints ??
BoxConstraints.tightFor(
width: 12,
height: 12,
),
child: Material(
shape: CircleBorder(),
color: Color(0xff20E070),
),
),
),
shape: CircleBorder(),
color: Colors.white,
),
),
],
),
);
}
}