add user manage section

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

@@ -2,31 +2,248 @@ package com.binbin.androidowner
 
 import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
-import android.os.Build
+import android.content.Context
+import android.os.Build.VERSION
+import android.os.UserHandle
+import android.os.UserManager
+import android.widget.Toast
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+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.mutableIntStateOf
+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.platform.LocalFocusManager
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.unit.dp
+import androidx.core.os.UserManagerCompat
 
 @Composable
-fun User(myDpm:DevicePolicyManager,myComponent:ComponentName){
-    Column {
-        Column {
-            Text(text = "参数", style = MaterialTheme.typography.titleLarge)
-            if(Build.VERSION.SDK_INT>=34&&(myDpm.isProfileOwnerApp("com.binbin.androidowner")||myDpm.isManagedProfile(myComponent))){
-                val financed = myDpm.isDeviceFinanced
-                Text("Financed Device : $financed")
+fun UserManage(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext: Context){
+    Column(
+        modifier = Modifier.verticalScroll(rememberScrollState())
+    ) {
+        //val myUM = myContext.getSystemService(Context.USER_SERVICE)
+        val currentUser = android.os.Process.myUserHandle()
+        val userList = Test.returnUsers(myContext)
+        Text("因为我的模拟器的多用户无法使用，部分功能并未测试")
+        Column(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 8.dp, vertical = 4.dp)
+                .clip(RoundedCornerShape(16.dp))
+                .background(color = MaterialTheme.colorScheme.primaryContainer)
+                .padding(10.dp)
+        ) {
+            Text(text = "用户信息", style = MaterialTheme.typography.titleLarge)
+            Text("用户个数：${userList.size}")
+            Spacer(Modifier.padding(vertical = 5.dp))
+            Text("用户已解锁：${UserManagerCompat.isUserUnlocked(myContext)}")
+            if(VERSION.SDK_INT>=24){
+                Text("支持多用户：${UserManager.supportsMultipleUsers()}")
             }
-            if (Build.VERSION.SDK_INT >= 28) {
+            if(VERSION.SDK_INT>=31){
+                Text("Headless system user: ${UserManager.isHeadlessSystemUserMode()}")
+            }
+            Spacer(Modifier.padding(vertical = 5.dp))
+            if (VERSION.SDK_INT >= 28&& isDeviceOwner(myDpm)) {
                 val logoutable = myDpm.isLogoutEnabled
                 Text(text = "用户可以退出 : $logoutable")
                 val ephemeralUser = myDpm.isEphemeralUser(myComponent)
                 Text(text = "临时用户： $ephemeralUser")
-                Text("切换用户后或设备重启后会删除临时用户")
                 val affiliatedUser = myDpm.isAffiliatedUser
-                Text(text = "Affiliated User:$affiliatedUser")
+                Text(text = "Affiliated User: $affiliatedUser")
+            }
+            Spacer(Modifier.padding(5.dp))
+            Text("切换用户后或设备重启后会删除临时用户")
+        }
+
+        Column(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 8.dp, vertical = 4.dp)
+                .clip(RoundedCornerShape(14.dp))
+                .background(color = MaterialTheme.colorScheme.primaryContainer)
+                .padding(10.dp)
+        ) {
+            Text(text = "用户操作", style = MaterialTheme.typography.titleLarge)
+            if(VERSION.SDK_INT>28){
+                var resultForLogout by remember{ mutableIntStateOf(-1) }
+                var resultForStop by remember{ mutableIntStateOf(-1) }
+                Text("登出用户需要成为次级用户的Profile Owner")
+                Button(onClick = {resultForLogout = myDpm.logoutUser(myComponent)}, enabled = isDeviceOwner(myDpm)) {
+                    Text("登出用户")
+                }
+                if(resultForLogout!=-1){
+                    Text(userOperationResultCode(resultForLogout))
+                }
+                Button(onClick = {resultForStop = myDpm.stopUser(myComponent,currentUser)}, enabled = isDeviceOwner(myDpm)) {
+                    Text("停止用户")
+                }
+                if(resultForStop!=-1){
+                    Text(userOperationResultCode(resultForStop))
+                }
+            }
+            Button(
+                onClick = {
+                    val success = myDpm.removeUser(myComponent,currentUser)
+                    if(success){
+                        Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
+                    }else{
+                        Toast.makeText(myContext, "失败", Toast.LENGTH_SHORT).show()
+                    }
+                },
+                enabled = isDeviceOwner(myDpm)
+            ) {
+                Text("移除用户")
+            }
+        }
+
+        if(VERSION.SDK_INT>=24){
+            Column(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .padding(horizontal = 8.dp, vertical = 4.dp)
+                    .clip(RoundedCornerShape(14.dp))
+                    .background(color = MaterialTheme.colorScheme.primaryContainer)
+                    .padding(10.dp)
+            ) {
+                var userName by remember{ mutableStateOf("") }
+                Text(text = "创建用户", style = MaterialTheme.typography.titleLarge)
+                TextField(
+                    value = userName,
+                    onValueChange = {userName=it},
+                    label = {Text("用户名")},
+                    modifier = Modifier.padding(vertical = 4.dp),
+                    enabled = isDeviceOwner(myDpm)
+                )
+                var selectedFlag by remember{ mutableIntStateOf(0) }
+                RadioButtonItem("无",{selectedFlag==0},{selectedFlag=0})
+                RadioButtonItem("跳过创建用户向导",{selectedFlag==DevicePolicyManager.SKIP_SETUP_WIZARD},{selectedFlag=DevicePolicyManager.SKIP_SETUP_WIZARD})
+                if(VERSION.SDK_INT>=28){
+                    RadioButtonItem("临时用户",{selectedFlag==DevicePolicyManager.MAKE_USER_EPHEMERAL},{selectedFlag=DevicePolicyManager.MAKE_USER_EPHEMERAL})
+                    RadioButtonItem("启用所有系统应用",{selectedFlag==DevicePolicyManager.LEAVE_ALL_SYSTEM_APPS_ENABLED},{selectedFlag=DevicePolicyManager.LEAVE_ALL_SYSTEM_APPS_ENABLED})
+                }
+                var newUserHandle: UserHandle? by remember{ mutableStateOf(null) }
+                Row {
+                    Button(
+                        onClick = {newUserHandle=myDpm.createAndManageUser(myComponent,userName,myComponent,null,selectedFlag)},
+                        enabled = isDeviceOwner(myDpm)
+                    ) {
+                        Text("创建")
+                    }
+                    if(newUserHandle!=null){
+                        Spacer(Modifier.padding(horizontal = 4.dp))
+                        Button(
+                            onClick = {
+                                if(myDpm.switchUser(myComponent,newUserHandle)){
+                                    Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
+                                } else{
+                                    Toast.makeText(myContext, "失败", Toast.LENGTH_SHORT).show()
+                                }
+                            }
+                        ) {
+                            Text("切换至新用户")
+                        }
+                    }
+                }
+
+            }
+        }else{
+            Text("创建用户需安卓7")
+        }
+        UserSessionMessage("用户名","用户名",myDpm,myContext,{null},{msg ->  myDpm.setProfileName(myComponent, msg.toString())})
+        if(VERSION.SDK_INT>=28){
+            UserSessionMessage("用户会话开始消息","消息",myDpm,myContext,{myDpm.getStartUserSessionMessage(myComponent)},{msg ->  myDpm.setStartUserSessionMessage(myComponent,msg)})
+            UserSessionMessage("用户会话结束消息","消息",myDpm,myContext,{myDpm.getEndUserSessionMessage(myComponent)},{msg ->  myDpm.setEndUserSessionMessage(myComponent,msg)})
+        }
+        Spacer(Modifier.padding(vertical = 30.dp))
+    }
+}
+
+@Composable
+fun UserSessionMessage(
+    text:String,
+    textField:String,
+    myDpm:DevicePolicyManager,
+    myContext: Context,
+    get:()->CharSequence?,
+    setMsg:(msg:CharSequence?)->Unit
+){
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(horizontal = 8.dp, vertical = 4.dp)
+            .clip(RoundedCornerShape(10))
+            .background(color = MaterialTheme.colorScheme.primaryContainer)
+            .padding(10.dp)
+    ) {
+        val focusMgr = LocalFocusManager.current
+        var msg:CharSequence? by remember{ mutableStateOf(null) }
+        if(isDeviceOwner(myDpm)){
+            msg = if(get()==null){""}else{get()}
+        }
+        Text(text = text, style = MaterialTheme.typography.titleLarge, color = MaterialTheme.colorScheme.onPrimaryContainer)
+        TextField(
+            value = msg.toString(),
+            onValueChange = {msg=it},
+            label = {Text(textField)},
+            keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done),
+            keyboardActions = KeyboardActions(onDone = {focusMgr.clearFocus()}),
+            modifier = Modifier.padding(vertical = 6.dp),
+            enabled = isDeviceOwner(myDpm)
+        )
+        Row {
+            Button(
+                onClick = {
+                    focusMgr.clearFocus()
+                    setMsg(msg)
+                    msg = if(get()==null){""}else{get()}
+                    Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
+                },
+                enabled = isDeviceOwner(myDpm)
+            ) {
+                Text("应用")
+            }
+            Spacer(Modifier.padding(horizontal = 5.dp))
+            Button(
+                onClick = {
+                    focusMgr.clearFocus()
+                    setMsg(null)
+                    msg = if(get()==null){""}else{get()}
+                    Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
+                },
+                enabled = isDeviceOwner(myDpm)
+            ) {
+                Text("使用默认")
             }
         }
     }
 }
+
+fun userOperationResultCode(result:Int): String {
+    return when(result){
+        UserManager.USER_OPERATION_SUCCESS->"USER_OPERATION_SUCCESS"
+        UserManager.USER_OPERATION_ERROR_UNKNOWN->"USER_OPERATION_ERROR_UNKNOWN"
+        UserManager.USER_OPERATION_ERROR_MANAGED_PROFILE->"USER_OPERATION_ERROR_MANAGED_PROFILE"
+        UserManager.USER_OPERATION_ERROR_CURRENT_USER->"USER_OPERATION_ERROR_CURRENT_USER"
+        else->"Unknown"
+    }
+}