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Redshift #96

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58e67a5
修改kotlin_version和gradle版本
bear-zyy Aug 9, 2024
3c73461
exc last call and set singleton
zhangyuanyuan-bear Nov 10, 2025
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5 changes: 2 additions & 3 deletions android/build.gradle
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Original file line number Diff line number Diff line change
Expand Up @@ -2,15 +2,14 @@ group 'com.flutter.moum.screenshot_callback'
version '1.0'

buildscript {
ext.kotlin_version = '1.6.10'

ext.kotlin_version = '1.7.10'
repositories {
google()
mavenCentral()
}

dependencies {
classpath 'com.android.tools.build:gradle:7.1.2'
classpath 'com.android.tools.build:gradle:7.3.0'
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
}
}
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28 changes: 19 additions & 9 deletions lib/screenshot_callback.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -3,16 +3,18 @@ import 'dart:async';
import 'package:flutter/services.dart';

class ScreenshotCallback {
static const MethodChannel _channel =
const MethodChannel('flutter.moum/screenshot_callback');
static final ScreenshotCallback _singleton = ScreenshotCallback._internal();
static ScreenshotCallback get instance => _singleton;

/// Functions to execute when callback fired.
List<VoidCallback> onCallbacks = <VoidCallback>[];

ScreenshotCallback() {
ScreenshotCallback._internal() {
initialize();
}

static const MethodChannel _channel = const MethodChannel('flutter.moum/screenshot_callback');

/// Functions to execute when callback fired.
List<VoidCallback> onCallbacks = <VoidCallback>[];

/// Initializes screenshot callback plugin.
Future<void> initialize() async {
_channel.setMethodCallHandler(_handleMethod);
Expand All @@ -24,12 +26,20 @@ class ScreenshotCallback {
onCallbacks.add(callback);
}

/// Remove void callback.
void removeListener(VoidCallback callback) {
onCallbacks.remove(callback);
}

Future<dynamic> _handleMethod(MethodCall call) async {
switch (call.method) {
case 'onCallback':
for (final callback in onCallbacks) {
callback();
}
// for (final callback in onCallbacks) {
// callback();
// }
// exc last call
final callback = onCallbacks.lastOrNull;
callback?.call();
break;
default:
throw ('method not defined');
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