plugin_framework, flutter event handlers

Signed-off-by: fufesou <shuanglongchen@yeah.net>
This commit is contained in:
fufesou
2023-04-21 21:40:34 +08:00
parent ae6d80cebe
commit 67413b7419
15 changed files with 301 additions and 192 deletions

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import 'dart:convert';
typedef PluginId = String;
// ui location
const String kLocationHostMainDisplayOthers =
'host|main|settings|display|others';
const String kLocationClientRemoteToolbarDisplay =
'client|remote|toolbar|display';
class MsgFromUi {
String id;
String name;
String location;
String key;
String value;
String action;
MsgFromUi({
required this.id,
required this.name,
required this.location,
required this.key,
required this.value,
required this.action,
});
Map<String, dynamic> toJson() {
return <String, dynamic>{
'id': id,
'name': name,
'location': location,
'key': key,
'value': value,
'action': action,
};
}
@override
String toString() {
return jsonEncode(toJson());
}
}

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import 'dart:collection';
const String kValueTrue = '1';
const String kValueFalse = '0';
class UiType {
String key;
String text;
String tooltip;
String action;
UiType(this.key, this.text, this.tooltip, this.action);
UiType.fromJson(Map<String, dynamic> json)
: key = json['key'] ?? '',
text = json['text'] ?? '',
tooltip = json['tooltip'] ?? '',
action = json['action'] ?? '';
static UiType? create(Map<String, dynamic> json) {
if (json['t'] == 'Button') {
return UiButton.fromJson(json['c']);
} else if (json['t'] == 'Checkbox') {
return UiCheckbox.fromJson(json['c']);
} else {
return null;
}
}
}
class UiButton extends UiType {
String icon;
UiButton(
{required String key,
required String text,
required this.icon,
required String tooltip,
required String action})
: super(key, text, tooltip, action);
UiButton.fromJson(Map<String, dynamic> json)
: icon = json['icon'] ?? '',
super.fromJson(json);
}
class UiCheckbox extends UiType {
UiCheckbox(
{required String key,
required String text,
required String tooltip,
required String action})
: super(key, text, tooltip, action);
UiCheckbox.fromJson(Map<String, dynamic> json) : super.fromJson(json);
}
class Location {
// location key:
// host|main|settings|display|others
// client|remote|toolbar|display
HashMap<String, UiType> ui;
Location(this.ui);
Location.fromJson(Map<String, dynamic> json) : ui = HashMap() {
json.forEach((key, value) {
var ui = UiType.create(value);
if (ui != null) {
this.ui[ui.key] = ui;
}
});
}
}
class ConfigItem {
String key;
String value;
String description;
String defaultValue;
ConfigItem(this.key, this.value, this.defaultValue, this.description);
ConfigItem.fromJson(Map<String, dynamic> json)
: key = json['key'] ?? '',
value = json['value'] ?? '',
description = json['description'] ?? '',
defaultValue = json['default'] ?? '';
static String get trueValue => kValueTrue;
static String get falseValue => kValueFalse;
static bool isTrue(String value) => value == kValueTrue;
static bool isFalse(String value) => value == kValueFalse;
}
class Config {
List<ConfigItem> local;
List<ConfigItem> peer;
Config(this.local, this.peer);
Config.fromJson(Map<String, dynamic> json)
: local = (json['local'] as List<dynamic>)
.map((e) => ConfigItem.fromJson(e))
.toList(),
peer = (json['peer'] as List<dynamic>)
.map((e) => ConfigItem.fromJson(e))
.toList();
}
class Desc {
String id;
String name;
String version;
String description;
String author;
String home;
String license;
String published;
String released;
String github;
Location location;
Config config;
Desc(
this.id,
this.name,
this.version,
this.description,
this.author,
this.home,
this.license,
this.published,
this.released,
this.github,
this.location,
this.config);
Desc.fromJson(Map<String, dynamic> json)
: id = json['id'] ?? '',
name = json['name'] ?? '',
version = json['version'] ?? '',
description = json['description'] ?? '',
author = json['author'] ?? '',
home = json['home'] ?? '',
license = json['license'] ?? '',
published = json['published'] ?? '',
released = json['released'] ?? '',
github = json['github'] ?? '',
location = Location(HashMap<String, UiType>.from(json['location'])),
config = Config(
(json['config'] as List<dynamic>)
.map((e) => ConfigItem.fromJson(e))
.toList(),
(json['config'] as List<dynamic>)
.map((e) => ConfigItem.fromJson(e))
.toList());
}
final mapPluginDesc = <String, Desc>{};
void updateDesc(Map<String, dynamic> desc) {
Desc d = Desc.fromJson(desc);
mapPluginDesc[d.id] = d;
}
Desc? getDesc(String id) {
return mapPluginDesc[id];
}

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void handlePluginEvent(
Map<String, dynamic> evt,
String peer,
Function(Map<String, dynamic> e) handleMsgBox,
) {
if (evt['content']?['c'] == null) return;
final t = evt['content']?['t'];
if (t == 'MsgBox') {
handleMsgBox(evt['content']?['c']);
}
}

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import 'package:flutter/material.dart';
import './common.dart';
import './desc.dart';
final Map<String, LocationModel> locationModels = {};
final Map<String, KvModel> kvModels = {};
class KvModel with ChangeNotifier {
final Map<String, String> kv = {};
String? get(String key) => kv.remove(key);
void set(String key, String value) {
kv[key] = value;
notifyListeners();
}
}
class PluginModel with ChangeNotifier {
final List<UiType> uiList = [];
final Map<String, String> opts = {};
void add(UiType ui) {
uiList.add(ui);
notifyListeners();
}
String? getOpt(String key) => opts.remove(key);
bool get isEmpty => uiList.isEmpty;
}
class LocationModel with ChangeNotifier {
final Map<PluginId, PluginModel> pluginModels = {};
void add(PluginId id, UiType ui) {
if (pluginModels[id] != null) {
pluginModels[id]!.add(ui);
} else {
var model = PluginModel();
model.add(ui);
pluginModels[id] = model;
notifyListeners();
}
}
bool get isEmpty => pluginModels.isEmpty;
}
void addLocationUi(String location, PluginId id, UiType ui) {
locationModels[location]?.add(id, ui);
}
LocationModel addLocation(String location) {
if (locationModels[location] == null) {
locationModels[location] = LocationModel();
}
return locationModels[location]!;
}
String makeKvModelInstance(String location, PluginId id, String peer) =>
'$location|$id|$peer';
KvModel addKvModel(String location, PluginId pluginId, String peer) {
final instance = makeKvModelInstance(location, pluginId, peer);
if (kvModels[instance] == null) {
kvModels[instance] = KvModel();
}
return kvModels[instance]!;
}
void updateOption(
String location, PluginId id, String peer, String key, String value) {
final instance = makeKvModelInstance(location, id, peer);
kvModels[instance]?.set(key, value);
}

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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hbb/models/model.dart';
import 'package:provider/provider.dart';
// to-do: do not depend on desktop
import 'package:flutter_hbb/desktop/widgets/remote_toolbar.dart';
import 'package:flutter_hbb/models/platform_model.dart';
import './desc.dart';
import './model.dart';
import './common.dart';
class LocationItem extends StatelessWidget {
final String peerId;
final FFI ffi;
final String location;
final LocationModel locationModel;
LocationItem({
Key? key,
required this.peerId,
required this.ffi,
required this.location,
required this.locationModel,
}) : super(key: key);
bool get isEmpty => locationModel.isEmpty;
static LocationItem createLocationItem(
String peerId, FFI ffi, String location) {
final model = addLocation(location);
return LocationItem(
peerId: peerId,
ffi: ffi,
location: location,
locationModel: model,
);
}
@override
Widget build(BuildContext context) {
return ChangeNotifierProvider.value(
value: locationModel,
child: Consumer<LocationModel>(builder: (context, model, child) {
return Column(
children: model.pluginModels.entries
.map((entry) => _buildPluginItem(entry.key, entry.value))
.toList(),
);
}),
);
}
Widget _buildPluginItem(PluginId id, PluginModel model) => PluginItem(
pluginId: id,
peerId: peerId,
ffi: ffi,
location: location,
pluginModel: model,
);
}
class PluginItem extends StatelessWidget {
final PluginId pluginId;
final String peerId;
final FFI ffi;
final String location;
final PluginModel pluginModel;
final KvModel kvModel;
PluginItem({
Key? key,
required this.pluginId,
required this.peerId,
required this.ffi,
required this.location,
required this.pluginModel,
}) : kvModel = addKvModel(location, pluginId, peerId),
super(key: key);
bool get isEmpty => pluginModel.isEmpty;
@override
Widget build(BuildContext context) {
return MultiProvider(
providers: [
ChangeNotifierProvider.value(value: pluginModel),
ChangeNotifierProvider.value(value: kvModel),
],
child: Consumer2<PluginModel, KvModel>(
builder: (context, pluginModel, kvModel, child) {
return Column(
children: pluginModel.uiList.map((ui) => _buildItem(ui)).toList(),
);
},
),
);
}
Widget _buildItem(UiType ui) {
late Widget child;
switch (ui.runtimeType) {
case UiButton:
child = _buildMenuButton(ui as UiButton);
break;
case UiCheckbox:
child = _buildCheckboxMenuButton(ui as UiCheckbox);
break;
default:
child = Container();
}
// to-do: add plugin icon and tooltip
return child;
}
Uint8List _makeEvent(
String key, {
bool? v,
}) {
final event = MsgFromUi(
id: pluginId,
name: getDesc(pluginId)?.name ?? '',
location: location,
key: key,
value:
v != null ? (v ? ConfigItem.trueValue : ConfigItem.falseValue) : '',
action: '',
);
return Uint8List.fromList(event.toString().codeUnits);
}
Widget _buildMenuButton(UiButton ui) {
return MenuButton(
onPressed: () => bind.pluginEvent(
id: pluginId,
peer: peerId,
event: _makeEvent(ui.key),
),
trailingIcon: Icon(
IconData(int.parse(ui.icon, radix: 16), fontFamily: 'MaterialIcons')),
// to-do: RustDesk translate or plugin translate ?
child: Text(ui.text),
ffi: ffi,
);
}
Widget _buildCheckboxMenuButton(UiCheckbox ui) {
var v = kvModel.get(ui.key);
if (v == null) {
if (peerId.isEmpty) {
v = bind.pluginGetLocalOption(id: pluginId, key: ui.key);
} else {
v = bind.pluginGetSessionOption(
id: pluginId, peer: peerId, key: ui.key);
}
}
if (v == null) {
// session or plugin not found
return Container();
}
return CkbMenuButton(
value: ConfigItem.isTrue(v),
onChanged: (v) {
if (v != null) {
bind.pluginEvent(
id: pluginId,
peer: peerId,
event: _makeEvent(ui.key, v: v),
);
}
},
// to-do: RustDesk translate or plugin translate ?
child: Text(ui.text),
ffi: ffi,
);
}
}
void handleReloading(Map<String, dynamic> evt, String peer) {
if (evt['id'] == null || evt['location'] == null) {
return;
}
addLocationUi(evt['location']!, evt['id']!, UiType.fromJson(evt));
}
void handleOption(Map<String, dynamic> evt, String peer) {
updateOption(
evt['location'], evt['id'], evt['peer'] ?? '', evt['key'], evt['value']);
}