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add DialogManager

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This commit is contained in:
csf
2022-02-28 16:11:21 +08:00
parent 31ff6923d2
commit 034d825b74
5 changed files with 226 additions and 235 deletions
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66
lib/common.dart
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@@ -1,6 +1,7 @@
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:flutter_hbb/main.dart';
import 'package:tuple/tuple.dart';
typedef F = String Function(String);
@@ -32,34 +33,36 @@ final ButtonStyle flatButtonStyle = TextButton.styleFrom(
),
);
void showLoading(String text, BuildContext? context) {
if (_hasDialog && context != null) {
Navigator.pop(context);
_hasDialog = false;
}
dismissLoading();
void showLoading(String text) {
DialogManager.reset();
EasyLoading.dismiss();
EasyLoading.show(status: text, maskType: EasyLoadingMaskType.black);
}
void dismissLoading() {
EasyLoading.dismiss();
class DialogManager{
static BuildContext? _dialogContext;
static void reset(){
if(_dialogContext!=null){
Navigator.pop(_dialogContext!);
}
_dialogContext = null;
}
static void register(BuildContext dialogContext){
_dialogContext = dialogContext;
}
}
bool _hasDialog = false;
typedef BuildAlertDailog = Tuple3<Widget, Widget, List<Widget>> Function(
typedef BuildAlertDialog = Tuple3<Widget, Widget, List<Widget>> Function(
void Function(void Function()));
// ??
Future<T?> showAlertDialog<T>(BuildContext context, BuildAlertDailog build,
// flutter Dialog
Future<T?> showAlertDialog<T>(BuildAlertDialog build,
[WillPopCallback? onWillPop,
bool barrierDismissible = false,
double contentPadding = 20]) async {
dismissLoading();
if (_hasDialog) {
Navigator.pop(context);
}
_hasDialog = true;
EasyLoading.dismiss();
DialogManager.reset();
var dialog = StatefulBuilder(builder: (context, setState) {
var widgets = build(setState);
if (onWillPop == null) onWillPop = () async => false;
@@ -72,15 +75,20 @@ Future<T?> showAlertDialog<T>(BuildContext context, BuildAlertDailog build,
actions: widgets.item3,
));
});
if(globalKey.currentContext == null) return null;
var res = await showDialog<T>(
context: context,
context: globalKey.currentContext!,
barrierDismissible: barrierDismissible,
builder: (context) => dialog);
_hasDialog = false;
builder: (context) {
DialogManager.register(context);
return dialog;
});
DialogManager.reset();
return res;
}
void msgBox(String type, String title, String text, BuildContext context,
// EasyLoading
void msgBox(String type, String title, String text,
{bool? hasCancel}) {
var wrap = (String text, void Function() onPressed) => ButtonTheme(
padding: EdgeInsets.symmetric(horizontal: 20, vertical: 10),
@@ -95,16 +103,14 @@ void msgBox(String type, String title, String text, BuildContext context,
child: Text(Translator.call(text),
style: TextStyle(color: MyTheme.accent))));
dismissLoading();
if (_hasDialog) {
Navigator.pop(context);
_hasDialog = false;
}
EasyLoading.dismiss();
DialogManager.reset();
if(globalKey.currentContext == null) return;
final buttons = [
Expanded(child: Container()),
wrap(Translator.call('OK'), () {
dismissLoading();
Navigator.pop(context);
EasyLoading.dismiss();
Navigator.pop(globalKey.currentContext!); // TODO
})
];
if (hasCancel == null) {
@@ -114,7 +120,7 @@ void msgBox(String type, String title, String text, BuildContext context,
buttons.insert(
1,
wrap(Translator.call('Cancel'), () {
dismissLoading();
EasyLoading.dismiss();
}));
}
EasyLoading.show(