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

60 lines
1.5 KiB
Dart

import 'package:flutter/material.dart';
import 'package:stream_chat_flutter/src/stream_svg_icon.dart';
import 'package:stream_chat_flutter/src/unread_indicator.dart';
import '../stream_chat_flutter.dart';
class StreamBackButton extends StatelessWidget {
const StreamBackButton({
Key key,
this.onPressed,
this.showUnreads = false,
this.cid,
}) : super(key: key);
final VoidCallback onPressed;
final bool showUnreads;
/// Channel cid used to retrieve unread count
final String cid;
@override
Widget build(BuildContext context) {
return Stack(
children: [
Padding(
padding: const EdgeInsets.all(14.0),
child: RawMaterialButton(
shape:
RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
elevation: 0,
highlightElevation: 0,
focusElevation: 0,
disabledElevation: 0,
hoverElevation: 0,
onPressed: () {
if (onPressed != null) {
onPressed();
} else {
Navigator.maybePop(context);
}
},
child: StreamSvgIcon.left(
size: 24,
color: StreamChatTheme.of(context).colorTheme.black,
),
),
),
if (showUnreads)
Positioned(
top: 7,
right: 7,
child: UnreadIndicator(
cid: cid,
),
),
],
);
}
}