use switch instead of button in 'UserRestriction' section

app/src/main/java/com/binbin/androidowner/Permissions.kt

@@ -3,14 +3,29 @@ package com.binbin.androidowner
 import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
 import android.content.Context
+import android.content.Intent
+import android.widget.Toast
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.text.selection.SelectionContainer
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
+import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
 import androidx.compose.ui.unit.dp
+import androidx.core.content.ContextCompat.startActivity
 
 
 @Composable
@@ -18,29 +33,94 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
     //da:DeviceAdmin do:DeviceOwner
     val isda = myDpm.isAdminActive(myComponent)
     val isdo = myDpm.isDeviceOwnerApp("com.binbin.androidowner")
+    val ispo = myDpm.isProfileOwnerApp("com.binbin.androidowner")
+
     Column(
-        modifier = Modifier.padding(8.dp)
+        modifier = Modifier
+            .padding(8.dp)
+            .verticalScroll(rememberScrollState())
     ) {
-        Text("Device Admin: $isda")
-        Text("Device Owner: $isdo")
-        SelectionContainer {
-            Column {
-                Text("设置DeviceAdmin命令：dpm set-active-admin com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver")
-                Text("设置DeviceOwner命令：dpm set-device-owner com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver")
+        Text("权限：DeviceAdmin < ProfileOwner < DeviceOwner")
+        Column(
+            modifier = Modifier
+                .clip(RoundedCornerShape(8))
+                .background(color = MaterialTheme.colorScheme.primaryContainer)
+                .padding(10.dp)
+        ) {
+            Text(text = "Device Admin", style = MaterialTheme.typography.titleLarge)
+            Text("Device Admin: $isda")
+            SelectionContainer {
+                Text("dpm set-active-admin com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver")
+            }
+            Button(onClick = {Runtime.getRuntime().exec("su -c \"dpm set-active-admin com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver\"")}) {
+                Text("获取DeviceAdmin（需root，未测试）")
+            }
+            Button(onClick = { ActivateDeviceAdmin(myDpm, myComponent, myContext) }) {
+                Text("在设置中激活DeviceAdmin")
+            }
+            Button(onClick = {myDpm.removeActiveAdmin(myComponent)}) {
+                Text("不当Device Admin了")
             }
         }
-        Button(onClick = {Runtime.getRuntime().exec("su -c \"dpm set-active-admin com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver\"")}) {
-            Text("获取DeviceAdmin（需root，未测试）")
+        Spacer(modifier = Modifier.padding(6.dp))
+        Column(
+            modifier = Modifier
+                .clip(RoundedCornerShape(8))
+                .background(color = MaterialTheme.colorScheme.primaryContainer)
+                .padding(10.dp)
+        ) {
+            Text(text = "Device Owner", style = MaterialTheme.typography.titleLarge)
+            Text("Device Owner: $isdo")
+            SelectionContainer {
+                Text("dpm set-device-owner com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver")
+            }
+            Button(onClick = {Runtime.getRuntime().exec("su -c \"dpm set-device-owner com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver\"")}) {
+                Text("获取DeviceOwner（需root，未测试）")
+            }
+            Button(onClick = {myDpm.clearDeviceOwnerApp("com.binbin.androidowner")}) {
+                Text("不当Device Owner了")
+            }
+            Text("注意！在这里清除权限不会清除配置。比如：被停用的应用会保持停用状态")
+            var lockScrInfo by remember { mutableStateOf("") }
+            TextField(value = lockScrInfo, onValueChange = { lockScrInfo= it}, label = { Text("锁屏信息") })
+            Button(onClick = {myDpm.setDeviceOwnerLockScreenInfo(myComponent,lockScrInfo)}) {
+                Text("设置锁屏DeviceOwner信息")
+            }
         }
-        Button(onClick = {Runtime.getRuntime().exec("su -c \"dpm set-device-owner com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver\"")}) {
-            Text("获取DeviceOwner（需root，未测试）")
-        }
-        Text("注意！在这里清除权限不会清除配置。比如：被停用的应用会保持停用状态")
-        Button(onClick = {myDpm.clearDeviceOwnerApp("com.binbin.androidowner")}) {
-            Text("不当Device Owner了")
-        }
-        Button(onClick = {myDpm.removeActiveAdmin(myComponent)}) {
-            Text("不当Device Admin了（同时会取消DeviceOwner）")
+        Spacer(modifier = Modifier.padding(6.dp))
+        Column(
+            modifier = Modifier
+                .clip(RoundedCornerShape(8))
+                .background(color = MaterialTheme.colorScheme.primaryContainer)
+                .padding(10.dp)
+        ) {
+            Text("Profile Owner是一个过时的功能，目前在这个应用里没啥用。")
+            Text(text = "Profile Owner", style = MaterialTheme.typography.titleLarge)
+            Text("Profile Owner: $ispo")
+            SelectionContainer {
+                Text("dpm set-profile-owner com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver")
+            }
+            Button(onClick = {Runtime.getRuntime().exec("su -c \"dpm set-profile-owner com.binbin.androidowner/com.binbin.androidowner.MyDeviceAdminReceiver\"")}) {
+                Text("获取ProfileOwner（需root，未测试）")
+            }
+            Button(onClick = {myDpm.clearProfileOwner(myComponent)}) {
+                Text("不当Profile Owner了")
+            }
         }
     }
 }
+
+fun ActivateDeviceAdmin(myDpm: DevicePolicyManager,myComponent: ComponentName,myContext: Context){
+    if (!myDpm.isAdminActive(myComponent)) {
+        val intent = Intent(DevicePolicyManager.ACTION_ADD_DEVICE_ADMIN)
+        intent.putExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN, myComponent)
+        intent.putExtra(
+            DevicePolicyManager.EXTRA_ADD_EXPLANATION,
+            "在这里激活Android Owner"
+        )
+        startActivity(myContext,intent,null)
+    } else {
+        Toast.makeText(myContext, "已经激活", Toast.LENGTH_SHORT).show()
+    }
+
+}