talksik/stream-chat-flutter
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

add customize_channel_preview example

Browse Source
This commit is contained in:
Salvatore Giordano
2020-02-25 12:09:17 +01:00
parent 81f0381a96
commit 65d9d7889d
7 changed files with 156 additions and 91 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/src/channel_list_view.dart
+41 -28
View File
@@ -6,6 +6,7 @@ import 'stream_channel.dart';
import 'stream_chat.dart';
typedef ChannelTapCallback = void Function(ChannelClient, Widget);
typedef ChannelPreviewBuilder = Widget Function(BuildContext, ChannelClient);
class ChannelListView extends StatefulWidget {
ChannelListView({
@@ -16,7 +17,7 @@ class ChannelListView extends StatefulWidget {
this.pagination,
this.onChannelTap,
this.channelWidget,
this.channelPreview,
this.channelPreviewBuilder,
}) : assert(channelWidget != null || onChannelTap != null),
super(key: key);
@@ -27,7 +28,7 @@ class ChannelListView extends StatefulWidget {
final ScrollController _scrollController = ScrollController();
final ChannelTapCallback onChannelTap;
final Widget channelWidget;
final Widget channelPreview;
final ChannelPreviewBuilder channelPreviewBuilder;
@override
_ChannelListViewState createState() => _ChannelListViewState();
@@ -117,34 +118,46 @@ class _ChannelListViewState extends State<ChannelListView> {
};
}
Widget child;
if (widget.channelPreview != null) {
child = Stack(
children: [
widget.channelPreview,
Positioned.fill(
child: Material(
color: Colors.transparent,
child: InkWell(
onTap: () {
onTap(channelClient, widget.channelWidget);
},
),
),
),
],
);
} else {
child = ChannelPreview(
onTap: (channelClient) {
onTap(channelClient, widget.channelWidget);
},
);
}
return StreamChannel(
key: ValueKey<String>('CHANNEL-${channelClient.id}'),
child: child,
child: StreamBuilder<ChannelState>(
initialData: channelClient.state.channelState,
stream: channelClient.state.channelStateStream,
builder: (context, snapshot) {
final channelState = snapshot.data;
Widget child;
if (widget.channelPreviewBuilder != null) {
child = Stack(
children: [
widget.channelPreviewBuilder(
context,
channelClient,
),
Positioned.fill(
child: Material(
color: Colors.transparent,
child: InkWell(
onTap: () {
onTap(channelClient, widget.channelWidget);
},
),
),
),
],
);
} else {
child = ChannelPreview(
channelClient: channelClient,
onTap: (channelClient) {
onTap(channelClient, widget.channelWidget);
},
);
}
return child;
},
),
channelClient: channelClient,
);
} else {