修复 SystemToast.setText 会出现 This Toast was not created with Toast.makeText 报错的问题

Author: getActivity

README.md

@@ -14,11 +14,12 @@
 
 ```groovy
 buildscript {
-    ......
+    repositories {
+        maven { url 'https://jitpack.io' }
+    }
 }
 allprojects {
     repositories {
-        // JitPack 远程仓库：https://jitpack.io
         maven { url 'https://jitpack.io' }
     }
 }
@@ -37,7 +38,7 @@ android {
 
 dependencies {
     // 吐司框架：https://github.com/getActivity/ToastUtils
-    implementation 'com.github.getActivity:ToastUtils:9.1'
+    implementation 'com.github.getActivity:ToastUtils:9.2'
 }
 ```
 

ToastUtils.apk

@@ -7,8 +7,8 @@ android {
         applicationId "com.hjq.toast.demo"
         minSdkVersion 16
         targetSdkVersion 30
-        versionCode 91
-        versionName "9.1"
+        versionCode 92
+        versionName "9.2"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
@@ -28,13 +28,16 @@ android {
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation project(':library')
+
+    // 谷歌兼容库：https://developer.android.google.cn/jetpack/androidx/releases/appcompat?hl=zh-cn
     implementation 'androidx.appcompat:appcompat:1.2.0'
+    implementation 'com.google.android.material:material:1.2.1'
 
     // 权限请求框架：https://github.com/getActivity/XXPermissions
     implementation 'com.github.getActivity:XXPermissions:10.8'
 
     // 标题栏框架：https://github.com/getActivity/TitleBar
-    implementation 'com.github.getActivity:TitleBar:8.5'
+    implementation 'com.github.getActivity:TitleBar:8.6'
 
     // 悬浮窗框架：https://github.com/getActivity/XToast
     implementation 'com.github.getActivity:XToast:6.9'

app/build.gradle

@@ -8,8 +8,8 @@
 import android.view.View;
 
 import androidx.appcompat.app.AppCompatActivity;
-import androidx.core.app.NotificationManagerCompat;
 
+import com.google.android.material.snackbar.Snackbar;
 import com.hjq.permissions.Permission;
 import com.hjq.permissions.XXPermissions;
 import com.hjq.toast.ToastUtils;
@@ -63,13 +63,32 @@ public void show5(View v) {
     }
 
     public void show6(View v) {
-        // 推荐使用 XXPermissions 来申请通知栏权限：https://github.com/getActivity/XXPermissions
-        if (NotificationManagerCompat.from(this).areNotificationsEnabled()) {
-            Intent intent = new Intent(Intent.ACTION_MAIN);
-            intent.addCategory(Intent.CATEGORY_HOME);
-            startActivity(intent);
-            v.postDelayed(new BackgroundRunnable(), 500);
+        if (XXPermissions.isGranted(this, Permission.NOTIFICATION_SERVICE)) {
+
+            Snackbar.make(getWindow().getDecorView(), "正在准备跳转到手机桌面，请注意有极少数机型无法在后台显示 Toast", Snackbar.LENGTH_SHORT).show();
+
+            v.postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    Intent intent = new Intent(Intent.ACTION_MAIN);
+                    intent.addCategory(Intent.CATEGORY_HOME);
+                    startActivity(intent);
+                }
+            }, 2000);
+
+            v.postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                        ToastUtils.show("我是在后台显示的 Toast（在 Android 11 上只能跟随系统 Toast 样式）");
+                    } else {
+                        ToastUtils.show("我是在后台显示的 Toast");
+                    }
+                }
+            }, 3000);
+
         } else {
+
             ToastUtils.show("在后台显示 Toast 需要先获取通知栏权限");
             v.postDelayed(new Runnable() {
                 @Override
@@ -90,16 +109,4 @@ public void show7(View v) {
                 .setYOffset((int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 50, getResources().getDisplayMetrics()))
                 .show();
     }
-
-    private static class BackgroundRunnable implements Runnable {
-
-        @Override
-        public void run() {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-                ToastUtils.show("我是在后台显示的 Toast（在 Android 11 上只能跟随系统 Toast 样式）");
-            } else {
-                ToastUtils.show("我是在后台显示的 Toast");
-            }
-        }
-    };
 }

app/src/main/java/com/hjq/toast/demo/ToastActivity.java

@@ -5,8 +5,8 @@ android {
 
     defaultConfig {
         minSdkVersion 14
-        versionCode 91
-        versionName "9.1"
+        versionCode 92
+        versionName "9.2"
     }
 
     // 使用 JDK 1.8

library/build.gradle

@@ -89,34 +89,20 @@ public interface IToast {
      */
     default TextView findMessageView(View view) {
         if (view instanceof TextView) {
-            return (TextView) view;
-        } else if (view.findViewById(android.R.id.message) instanceof TextView) {
-            return ((TextView) view.findViewById(android.R.id.message));
-        } else if (view instanceof ViewGroup) {
-            TextView textView = findTextView((ViewGroup) view);
-            if (textView != null) {
-                return textView;
+            if (view.getId() == View.NO_ID) {
+                view.setId(android.R.id.message);
+            } else if (view.getId() != android.R.id.message) {
+                // 必须将 TextView 的 id 值设置成 android.R.id.message
+                throw new IllegalArgumentException("You must set the ID value of TextView to android.R.id.message");
             }
+            return (TextView) view;
         }
-        // 如果设置的布局没有包含一个 TextView 则抛出异常，必须要包含一个 TextView 作为 MessageView
-        throw new IllegalArgumentException("The layout must contain a TextView");
-    }
 
-    /**
-     * 递归获取 ViewGroup 中的 TextView 对象
-     */
-    default TextView findTextView(ViewGroup group) {
-        for (int i = 0; i < group.getChildCount(); i++) {
-            View view = group.getChildAt(i);
-            if ((view instanceof TextView)) {
-                return (TextView) view;
-            } else if (view instanceof ViewGroup) {
-                TextView textView = findTextView((ViewGroup) view);
-                if (textView != null) {
-                    return textView;
-                }
-            }
+        if (view.findViewById(android.R.id.message) instanceof TextView) {
+            return ((TextView) view.findViewById(android.R.id.message));
         }
-        return null;
+
+        // 如果设置的布局没有包含一个 TextView 则抛出异常，必须要包含一个 id 值成 android.R.id.message 的 TextView
+        throw new IllegalArgumentException("You must include a TextView with an ID value of android.R.id.message");
     }
 }