Add a separate Network page

2026-03-23 19:15:58 +00:00 · 2024-02-05 17:22:20 +08:00
parent 765fb3b8c1
commit 30f29f0c4b
9 changed files with 319 additions and 148 deletions
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,6 +13,7 @@
    <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_APPS_CONTROL"/>
    <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_SYSTEM_UPDATES"/>
    <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_LOCK_TASK"/>
+    <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_WIFI"/>
    <application
        android:dataExtractionRules="@xml/data_extraction_rules"
        android:fullBackupContent="@xml/backup_rules"
--- a/app/src/main/java/com/binbin/androidowner/DeviceControl.kt
+++ b/app/src/main/java/com/binbin/androidowner/DeviceControl.kt
@@ -2,10 +2,8 @@ package com.binbin.androidowner

 import android.app.admin.DevicePolicyManager
 import android.app.admin.DevicePolicyManager.*
-import android.app.admin.WifiSsidPolicy
 import android.content.ComponentName
 import android.content.Context
-import android.net.wifi.WifiSsid
 import android.os.Build.VERSION
 import android.widget.Toast
 import androidx.activity.ComponentActivity
@@ -82,21 +80,11 @@ fun DeviceControl(){
                {myDpm.getBluetoothContactSharingDisabled(myComponent)},{b -> myDpm.setBluetoothContactSharingDisabled(myComponent,b)}
            )
        }
-        if(VERSION.SDK_INT>=26&&(isDeviceOwner(myDpm)||isProfileOwner(myDpm))){
-            DeviceCtrlItem(R.string.network_logging,R.string.no_effect,R.drawable.wifi_fill0,
-                {myDpm.isNetworkLoggingEnabled(myComponent)},{b -> myDpm.setNetworkLoggingEnabled(myComponent,b) }
-            )
-        }
        if(VERSION.SDK_INT>=24&&isDeviceOwner(myDpm)){
            DeviceCtrlItem(R.string.secure_logging,R.string.no_effect,R.drawable.description_fill0,
                {myDpm.isSecurityLoggingEnabled(myComponent)},{b -> myDpm.setSecurityLoggingEnabled(myComponent,b) }
            )
        }
-        if(VERSION.SDK_INT>=33&&isDeviceOwner(myDpm)){
-            DeviceCtrlItem(R.string.preferential_network_service,R.string.no_effect,R.drawable.globe_fill0,
-                {myDpm.isPreferentialNetworkServiceEnabled},{b ->  myDpm.isPreferentialNetworkServiceEnabled = b}
-            )
-        }
        if(VERSION.SDK_INT>=30&&isDeviceOwner(myDpm)){
            DeviceCtrlItem(R.string.common_criteria_mode,R.string.common_criteria_mode_desc,R.drawable.security_fill0,
                {myDpm.isCommonCriteriaModeEnabled(myComponent)},{b ->  myDpm.setCommonCriteriaModeEnabled(myComponent,b)}
@@ -156,11 +144,6 @@ fun DeviceControl(){
                }
            }
        }
-        if(VERSION.SDK_INT<24){ Text(text = "重启和WiFi Mac需要API24",modifier=Modifier.fillMaxWidth(), textAlign = TextAlign.Center, style = bodyTextStyle) }
-        if(VERSION.SDK_INT>=24){
-            val wifimac = try { myDpm.getWifiMacAddress(myComponent).toString() }catch(e:SecurityException){ "没有权限" }
-            Text(text = "WiFi MAC: $wifimac",modifier=Modifier.fillMaxWidth(), textAlign = TextAlign.Center,style=bodyTextStyle)
-        }
        if(isDeviceOwner(myDpm)||isProfileOwner(myDpm)){
        Button(
            onClick = {myDpm.uninstallAllUserCaCerts(myComponent);Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()},
@@ -173,7 +156,7 @@ fun DeviceControl(){
            Column(modifier = sections()){
                Text(text = "修改时间", style = typography.titleLarge)
                var inputTime by remember{mutableStateOf("")}
-                Text(text = "从epoch(1970/1/1 00:00:00 UTC)到现在(毫秒)")
+                Text(text = "从Epoch(1970/1/1 00:00:00 UTC)到你想设置的时间(毫秒)", style = bodyTextStyle)
                TextField(
                    value = inputTime,
                    label = { Text("时间(ms)")},
@@ -236,29 +219,6 @@ fun DeviceControl(){
            }
        }
        
-        if(VERSION.SDK_INT>=33){
-            Column(modifier = sections()){
-                var selectedWifiSecLevel by remember{mutableIntStateOf(myDpm.minimumRequiredWifiSecurityLevel)}
-                Text(text = "要求最小WiFi安全等级", style = typography.titleLarge, color = colorScheme.onPrimaryContainer)
-                RadioButtonItem("开放", {selectedWifiSecLevel==WIFI_SECURITY_OPEN}, {selectedWifiSecLevel= WIFI_SECURITY_OPEN})
-                RadioButtonItem("WEP, WPA(2)-PSK", {selectedWifiSecLevel==WIFI_SECURITY_PERSONAL}, {selectedWifiSecLevel= WIFI_SECURITY_PERSONAL})
-                RadioButtonItem("WPA-EAP", {selectedWifiSecLevel==WIFI_SECURITY_ENTERPRISE_EAP}, {selectedWifiSecLevel= WIFI_SECURITY_ENTERPRISE_EAP})
-                RadioButtonItem("WPA3-192bit", {selectedWifiSecLevel==WIFI_SECURITY_ENTERPRISE_192}, {selectedWifiSecLevel= WIFI_SECURITY_ENTERPRISE_192})
-                Button(
-                    enabled = isDeviceOwner(myDpm)||isProfileOwner(myDpm),
-                    onClick = {
-                        myDpm.minimumRequiredWifiSecurityLevel=selectedWifiSecLevel
-                        Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
-                    },
-                    modifier = Modifier.fillMaxWidth()
-                ){
-                    Text("应用")
-                }
-            }
-        }else{
-            Text(text = "Wifi安全等级需API33", modifier = Modifier.padding(vertical = 3.dp))
-        }
-        
        if(VERSION.SDK_INT>=28&&isDeviceOwner(myDpm)){
            Column(modifier = sections()){
                val lockTaskPolicyList = mutableListOf(
@@ -335,6 +295,7 @@ fun DeviceControl(){
                var listText by remember{mutableStateOf("")}
                var inputPkg by remember{mutableStateOf("")}
                val refreshWhitelist = {
+                    inputPkg=""
                    listText=""
                    var currentItem = whitelist.size
                    for(each in whitelist){
@@ -354,92 +315,35 @@ fun DeviceControl(){
                    keyboardActions = KeyboardActions(onDone = {focusMgr.clearFocus()}),
                    modifier = Modifier.fillMaxWidth().padding(vertical = 3.dp)
                )
-                Button(
-                    onClick = {
-                        focusMgr.clearFocus()
-                        whitelist.add(inputPkg)
-                        myDpm.setLockTaskPackages(myComponent,whitelist.toTypedArray())
-                        Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
-                        inputPkg=""
-                        refreshWhitelist()
-                    },
-                    modifier = Modifier.fillMaxWidth()
-                ) {
-                    Text("加入白名单")
-                }
-                Button(
-                    onClick = {
-                        focusMgr.clearFocus()
-                        if(inputPkg in whitelist){
-                            whitelist.remove(inputPkg)
+                Row(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween){
+                    Button(
+                        onClick = {
+                            focusMgr.clearFocus()
+                            whitelist.add(inputPkg)
                            myDpm.setLockTaskPackages(myComponent,whitelist.toTypedArray())
                            Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
-                        }else{
-                            Toast.makeText(myContext, "不存在", Toast.LENGTH_SHORT).show()
-                        }
-                        inputPkg=""
-                        refreshWhitelist()
-                    },
-                    modifier = Modifier.fillMaxWidth()
-                ) {
-                    Text("从白名单中移除")
-                }
-            }
-        }
-        
-        if(VERSION.SDK_INT>=29&&isDeviceOwner(myDpm)){
-            Column(modifier = sections()){
-                Text(text = "私人DNS", style = typography.titleLarge)
-                val dnsStatus = mapOf(
-                    PRIVATE_DNS_MODE_UNKNOWN to "未知",
-                    PRIVATE_DNS_MODE_OFF to "关闭",
-                    PRIVATE_DNS_MODE_OPPORTUNISTIC to "自动",
-                    PRIVATE_DNS_MODE_PROVIDER_HOSTNAME to "指定主机名"
-                )
-                val operationResult = mapOf(
-                    PRIVATE_DNS_SET_NO_ERROR to "成功",
-                    PRIVATE_DNS_SET_ERROR_HOST_NOT_SERVING to "主机不支持DNS over TLS",
-                    PRIVATE_DNS_SET_ERROR_FAILURE_SETTING to "失败"
-                )
-                var status by remember{mutableStateOf(dnsStatus[myDpm.getGlobalPrivateDnsMode(myComponent)])}
-                Text(text = "状态：$status")
-                Button(
-                    onClick = {
-                        val result = myDpm.setGlobalPrivateDnsModeOpportunistic(myComponent)
-                        Toast.makeText(myContext, operationResult[result], Toast.LENGTH_SHORT).show()
-                        status = dnsStatus[myDpm.getGlobalPrivateDnsMode(myComponent)]
-                    },
-                    modifier = Modifier.fillMaxWidth()
-                ) {
-                    Text("设为自动")
-                }
-                Spacer(Modifier.padding(vertical = 3.dp))
-                var inputHost by remember{mutableStateOf(myDpm.getGlobalPrivateDnsHost(myComponent) ?: "")}
-                TextField(
-                    value = inputHost,
-                    onValueChange = {inputHost=it},
-                    label = {Text("DNS主机名")},
-                    keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done),
-                    keyboardActions = KeyboardActions(onDone = {focusMgr.clearFocus()}),
-                    modifier = Modifier.fillMaxWidth()
-                )
-                Button(
-                    onClick = {
-                        val result: Int
-                        try{
-                            result = myDpm.setGlobalPrivateDnsModeSpecifiedHost(myComponent,inputHost)
-                            Toast.makeText(myContext, operationResult[result], Toast.LENGTH_SHORT).show()
-                        }catch(e:IllegalArgumentException){
-                            Toast.makeText(myContext, "无效主机名", Toast.LENGTH_SHORT).show()
-                        }catch(e:SecurityException){
-                            Toast.makeText(myContext, "安全错误", Toast.LENGTH_SHORT).show()
-                        }finally {
-                            status = dnsStatus[myDpm.getGlobalPrivateDnsMode(myComponent)]
-                        }
-                    },
-                    modifier = Modifier.fillMaxWidth()
-                ) {
-                    Text("设置DNS主机")
+                            refreshWhitelist()
+                        },
+                        modifier = Modifier.fillMaxWidth(0.49F)
+                    ) {
+                        Text("添加")
+                    }
+                    Button(
+                        onClick = {
+                            focusMgr.clearFocus()
+                            if(inputPkg in whitelist){
+                                whitelist.remove(inputPkg)
+                                myDpm.setLockTaskPackages(myComponent,whitelist.toTypedArray())
+                                Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
+                            }else{
+                                Toast.makeText(myContext, "不存在", Toast.LENGTH_SHORT).show()
+                            }
+                            refreshWhitelist()
+                        },
+                        modifier = Modifier.fillMaxWidth(0.96F)
+                    ) {
+                        Text("移除")
+                    }
                }
            }
        }
@@ -505,7 +409,7 @@ fun DeviceControl(){
 }

@Composable
-private fun DeviceCtrlItem(
+fun DeviceCtrlItem(
    itemName:Int,
    itemDesc:Int,
    leadIcon:Int,
--- a/app/src/main/java/com/binbin/androidowner/MainActivity.kt
+++ b/app/src/main/java/com/binbin/androidowner/MainActivity.kt
@@ -4,6 +4,7 @@ import android.annotation.SuppressLint
 import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
 import android.content.Context
+import android.os.Build.VERSION
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
@@ -67,6 +68,7 @@ fun MyScaffold(){
    val topBarNameMap = mapOf(
        "HomePage" to R.string.app_name,
        "DeviceControl" to R.string.device_ctrl,
+        "Network" to R.string.network,
        "Permissions" to R.string.permission,
        "UserManage" to R.string.user_manage,
        "ApplicationManage" to R.string.app_manage,
@@ -133,6 +135,7 @@ fun MyScaffold(){
            composable(route = "UserManage", content = { UserManage(navCtrl)})
            composable(route = "Password", content = { Password()})
            composable(route = "AppSetting", content = { AppSetting(navCtrl)})
+            composable(route = "Network", content = {Network()})
        }
    }
 }
@@ -176,6 +179,7 @@ fun HomePage(navCtrl:NavHostController){
            }
        }
        HomePageItem(R.string.device_ctrl, R.drawable.mobile_phone_fill0, "DeviceControl", navCtrl)
+        if(VERSION.SDK_INT>=26){HomePageItem(R.string.network, R.drawable.wifi_fill0, "Network",navCtrl)}
        HomePageItem(R.string.app_manage, R.drawable.apps_fill0, "ApplicationManage", navCtrl)
        HomePageItem(R.string.user_restrict, R.drawable.manage_accounts_fill0, "UserRestriction", navCtrl)
        HomePageItem(R.string.user_manage,R.drawable.account_circle_fill0,"UserManage",navCtrl)
--- a/app/src/main/java/com/binbin/androidowner/Network.kt
+++ b/app/src/main/java/com/binbin/androidowner/Network.kt
@@ -0,0 +1,251 @@
+package com.binbin.androidowner
+
+import android.app.admin.DevicePolicyManager
+import android.app.admin.WifiSsidPolicy
+import android.content.ComponentName
+import android.content.Context
+import android.net.wifi.WifiSsid
+import android.os.Build.VERSION
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.rememberScrollState
+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.colorScheme
+import androidx.compose.material3.MaterialTheme.typography
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.runtime.*
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalFocusManager
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun Network(){
+    Column(modifier = Modifier.verticalScroll(rememberScrollState()).fillMaxWidth()){
+        val myContext = LocalContext.current
+        val myDpm = myContext.getSystemService(ComponentActivity.DEVICE_POLICY_SERVICE) as DevicePolicyManager
+        val myComponent = ComponentName(myContext,MyDeviceAdminReceiver::class.java)
+        val sharedPref = LocalContext.current.getSharedPreferences("data", Context.MODE_PRIVATE)
+        val isWear = sharedPref.getBoolean("isWear",false)
+        val bodyTextStyle = if(isWear){ typography.bodyMedium }else{ typography.bodyLarge }
+        val focusMgr = LocalFocusManager.current
+        
+        if(VERSION.SDK_INT>=24){
+            val wifimac = try { myDpm.getWifiMacAddress(myComponent).toString() }catch(e:SecurityException){ "没有权限" }
+            Text(text = "WiFi MAC: $wifimac",modifier=Modifier.fillMaxWidth(), textAlign = TextAlign.Center,style=bodyTextStyle)
+        }
+        
+        if(VERSION.SDK_INT>=26&&(isDeviceOwner(myDpm)||isProfileOwner(myDpm))){
+            DeviceCtrlItem(R.string.network_logging,R.string.developing,R.drawable.wifi_fill0,
+                {myDpm.isNetworkLoggingEnabled(myComponent)},{b -> myDpm.setNetworkLoggingEnabled(myComponent,b) }
+            )
+        }
+        if(VERSION.SDK_INT>=33&&isDeviceOwner(myDpm)){
+            DeviceCtrlItem(R.string.preferential_network_service,R.string.developing,R.drawable.globe_fill0,
+                {myDpm.isPreferentialNetworkServiceEnabled},{b ->  myDpm.isPreferentialNetworkServiceEnabled = b}
+            )
+        }
+        if(VERSION.SDK_INT>=30){
+            DeviceCtrlItem(R.string.wifi_lockdown,R.string.place_holder,R.drawable.wifi_password_fill0,
+                {myDpm.hasLockdownAdminConfiguredNetworks(myComponent)},{b ->  myDpm.setConfiguredNetworksLockdownState(myComponent,b)}
+            )
+        }
+        if(VERSION.SDK_INT>=33){
+            Column(modifier = sections()){
+                var selectedWifiSecLevel by remember{mutableIntStateOf(myDpm.minimumRequiredWifiSecurityLevel)}
+                Text(text = "要求最小WiFi安全等级", style = typography.titleLarge, color = colorScheme.onPrimaryContainer)
+                RadioButtonItem("开放", {selectedWifiSecLevel==DevicePolicyManager.WIFI_SECURITY_OPEN}, {selectedWifiSecLevel= DevicePolicyManager.WIFI_SECURITY_OPEN})
+                RadioButtonItem("WEP, WPA(2)-PSK", {selectedWifiSecLevel==DevicePolicyManager.WIFI_SECURITY_PERSONAL}, {selectedWifiSecLevel= DevicePolicyManager.WIFI_SECURITY_PERSONAL})
+                RadioButtonItem("WPA-EAP", {selectedWifiSecLevel==DevicePolicyManager.WIFI_SECURITY_ENTERPRISE_EAP}, {selectedWifiSecLevel= DevicePolicyManager.WIFI_SECURITY_ENTERPRISE_EAP})
+                RadioButtonItem("WPA3-192bit", {selectedWifiSecLevel==DevicePolicyManager.WIFI_SECURITY_ENTERPRISE_192}, {selectedWifiSecLevel= DevicePolicyManager.WIFI_SECURITY_ENTERPRISE_192})
+                Button(
+                    enabled = isDeviceOwner(myDpm)||isProfileOwner(myDpm),
+                    onClick = {
+                        myDpm.minimumRequiredWifiSecurityLevel=selectedWifiSecLevel
+                        Toast.makeText(myContext, "成功", Toast.LENGTH_SHORT).show()
+                    },
+                    modifier = Modifier.fillMaxWidth()
+                ){
+                    Text("应用")
+                }
+            }
+        }else{
+            Text(text = "Wifi安全等级需API33", modifier = Modifier.padding(vertical = 3.dp))
+        }
+        
+        if(VERSION.SDK_INT>=33&&isDeviceOwner(myDpm)){
+            Column(modifier = sections()){
+                var policy = myDpm.wifiSsidPolicy
+                var selectedPolicyType by remember{mutableIntStateOf(policy?.policyType ?: -1)}
+                var inputSsid by remember{mutableStateOf("")}
+                var ssidSet = policy?.ssids ?: mutableSetOf<WifiSsid>()
+                var ssidList by remember{mutableStateOf("")}
+                val refreshList = {
+                    policy = myDpm.wifiSsidPolicy
+                    selectedPolicyType = policy?.policyType ?: -1
+                    ssidSet = policy?.ssids ?: mutableSetOf<WifiSsid>()
+                    inputSsid = ""
+                    ssidList = ""
+                    var count = ssidSet.size
+                    for(ssid in ssidSet){
+                        count-=1
+                        ssidList+=ssid
+                        if(count>0){ssidList+="\n"}
+                    }
+                }
+                var inited by remember{mutableStateOf(false)}
+                if(!inited){refreshList(); inited=true}
+                Text(text = "WiFi SSID策略", style = typography.titleLarge)
+                RadioButtonItem("白名单",{selectedPolicyType==WifiSsidPolicy.WIFI_SSID_POLICY_TYPE_ALLOWLIST},{selectedPolicyType= WifiSsidPolicy.WIFI_SSID_POLICY_TYPE_ALLOWLIST})
+                RadioButtonItem("黑名单",{selectedPolicyType==WifiSsidPolicy.WIFI_SSID_POLICY_TYPE_DENYLIST},{selectedPolicyType= WifiSsidPolicy.WIFI_SSID_POLICY_TYPE_DENYLIST})
+                Text("SSID列表：")
+                Text(text = if(ssidList!=""){ssidList}else{"无"}, style = bodyTextStyle)
+                TextField(
+                    value = inputSsid,
+                    label = { Text("SSID")},
+                    onValueChange = {inputSsid = it},
+                    keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done),
+                    keyboardActions = KeyboardActions(onDone = {focusMgr.clearFocus()}),
+                    modifier = Modifier.fillMaxWidth().padding(vertical = 2.dp)
+                )
+                Row(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween){
+                    Button(
+                        onClick = {
+                            focusMgr.clearFocus()
+                            if(selectedPolicyType==-1){
+                                Toast.makeText(myContext, "请选择策略", Toast.LENGTH_SHORT).show()
+                            }else{
+                                ssidSet.add(WifiSsid.fromBytes(inputSsid.toByteArray()))
+                                myDpm.wifiSsidPolicy = WifiSsidPolicy(selectedPolicyType, ssidSet)
+                                refreshList()
+                            }
+                        },
+                        modifier = Modifier.fillMaxWidth(0.49F)
+                    ) {
+                        Text("添加")
+                    }
+                    Button(
+                        onClick = {
+                            focusMgr.clearFocus()
+                            if(selectedPolicyType==-1){
+                                Toast.makeText(myContext, "请选择策略", Toast.LENGTH_SHORT).show()
+                            }else{
+                                if(WifiSsid.fromBytes(inputSsid.toByteArray()) in ssidSet){
+                                    ssidSet.remove(WifiSsid.fromBytes(inputSsid.toByteArray()))
+                                    myDpm.wifiSsidPolicy = if(ssidSet.size==0){ null }else{ WifiSsidPolicy(selectedPolicyType, ssidSet) }
+                                    refreshList()
+                                }else{
+                                    Toast.makeText(myContext, "不存在", Toast.LENGTH_SHORT).show()
+                                }
+                            }
+                        },
+                        modifier = Modifier.fillMaxWidth(0.96F)
+                    ) {
+                        Text("移除")
+                    }
+                }
+            }
+        }
+        if(VERSION.SDK_INT>=29&&isDeviceOwner(myDpm)){
+            Column(modifier = sections()){
+                Text(text = "私人DNS", style = typography.titleLarge)
+                val dnsStatus = mapOf(
+                    DevicePolicyManager.PRIVATE_DNS_MODE_UNKNOWN to "未知",
+                    DevicePolicyManager.PRIVATE_DNS_MODE_OFF to "关闭",
+                    DevicePolicyManager.PRIVATE_DNS_MODE_OPPORTUNISTIC to "自动",
+                    DevicePolicyManager.PRIVATE_DNS_MODE_PROVIDER_HOSTNAME to "指定主机名"
+                )
+                val operationResult = mapOf(
+                    DevicePolicyManager.PRIVATE_DNS_SET_NO_ERROR to "成功",
+                    DevicePolicyManager.PRIVATE_DNS_SET_ERROR_HOST_NOT_SERVING to "主机不支持DNS over TLS",
+                    DevicePolicyManager.PRIVATE_DNS_SET_ERROR_FAILURE_SETTING to "失败"
+                )
+                var status by remember{mutableStateOf(dnsStatus[myDpm.getGlobalPrivateDnsMode(myComponent)])}
+                Text(text = "状态：$status")
+                Button(
+                    onClick = {
+                        val result = myDpm.setGlobalPrivateDnsModeOpportunistic(myComponent)
+                        Toast.makeText(myContext, operationResult[result], Toast.LENGTH_SHORT).show()
+                        status = dnsStatus[myDpm.getGlobalPrivateDnsMode(myComponent)]
+                    },
+                    modifier = Modifier.fillMaxWidth()
+                ) {
+                    Text("设为自动")
+                }
+                Spacer(Modifier.padding(vertical = 3.dp))
+                var inputHost by remember{mutableStateOf(myDpm.getGlobalPrivateDnsHost(myComponent) ?: "")}
+                TextField(
+                    value = inputHost,
+                    onValueChange = {inputHost=it},
+                    label = {Text("DNS主机名")},
+                    keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done),
+                    keyboardActions = KeyboardActions(onDone = {focusMgr.clearFocus()}),
+                    modifier = Modifier.fillMaxWidth().padding(vertical = 2.dp)
+                )
+                Button(
+                    onClick = {
+                        val result: Int
+                        try{
+                            result = myDpm.setGlobalPrivateDnsModeSpecifiedHost(myComponent,inputHost)
+                            Toast.makeText(myContext, operationResult[result], Toast.LENGTH_SHORT).show()
+                        }catch(e:IllegalArgumentException){
+                            Toast.makeText(myContext, "无效主机名", Toast.LENGTH_SHORT).show()
+                        }catch(e:SecurityException){
+                            Toast.makeText(myContext, "安全错误", Toast.LENGTH_SHORT).show()
+                        }finally {
+                            status = dnsStatus[myDpm.getGlobalPrivateDnsMode(myComponent)]
+                        }
+                    },
+                    modifier = Modifier.fillMaxWidth()
+                ) {
+                    Text("设置DNS主机")
+                }
+            }
+        }
+        
+        if(VERSION.SDK_INT>=31&&(isDeviceOwner(myDpm)||isProfileOwner(myDpm))){
+            Column(modifier = sections()){
+                var keyPair by remember{mutableStateOf("")}
+                Text(text = "WiFi密钥对", style = typography.titleLarge)
+                TextField(
+                    value = keyPair,
+                    label = { Text("密钥对")},
+                    onValueChange = {keyPair = it},
+                    keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done),
+                    keyboardActions = KeyboardActions(onDone = {focusMgr.clearFocus()}),
+                    modifier = Modifier.fillMaxWidth().padding(vertical = 2.dp)
+                )
+                val isExist = try{myDpm.isKeyPairGrantedToWifiAuth(keyPair)}catch(e:java.lang.IllegalArgumentException){false}
+                Text("已存在：$isExist")
+                Row(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween){
+                    Button(
+                        onClick = {
+                            val result = myDpm.grantKeyPairToWifiAuth(keyPair)
+                            Toast.makeText(myContext, if(result){"成功"}else{"失败"}, Toast.LENGTH_SHORT).show()
+                        },
+                        modifier = Modifier.fillMaxWidth(0.49F)
+                    ) {
+                        Text("添加")
+                    }
+                    Button(
+                        onClick = {
+                            val result = myDpm.revokeKeyPairFromWifiAuth(keyPair)
+                            Toast.makeText(myContext, if(result){"成功"}else{"失败"}, Toast.LENGTH_SHORT).show()
+                        },
+                        modifier = Modifier.fillMaxWidth(0.96F)
+                    ) {
+                        Text("移除")
+                    }
+                }
+            }
+        }
+        Spacer(Modifier.padding(vertical = 30.dp))
+    }
+}
--- a/app/src/main/java/com/binbin/androidowner/Setting.kt
+++ b/app/src/main/java/com/binbin/androidowner/Setting.kt
@@ -35,31 +35,26 @@ fun AppSetting(navCtrl:NavHostController){
        val myContext = LocalContext.current
        val sharedPref = LocalContext.current.getSharedPreferences("data", Context.MODE_PRIVATE)
        val isWear = sharedPref.getBoolean("isWear",false)
+        val bodyTextStyle = if(isWear){typography.bodyMedium}else{typography.bodyLarge}
        Column(modifier = sections()) {
            Row(modifier = Modifier.fillMaxWidth().padding(horizontal = 3.dp),horizontalArrangement = Arrangement.SpaceBetween, verticalAlignment = Alignment.CenterVertically) {
-                Text(text = "Wear", style = MaterialTheme.typography.titleLarge)
+                Text(text = "Wear", style = typography.titleLarge)
                Switch(
                    checked = isWear,
                    onCheckedChange = {
-                        sharedPref.edit().putBoolean("isWear",!sharedPref.getBoolean("isWear",false)).apply()
-                        navCtrl.navigate("HomePage") {
-                            popUpTo(
-                                navCtrl.graph.findStartDestination().id
-                            ) { saveState = true }
-                        }
+                        sharedPref.edit().putBoolean("isWear",!isWear).apply()
+                        navCtrl.navigateUp()
                    }
                )
            }
            if(VERSION.SDK_INT>=32){
                Row(modifier = Modifier.fillMaxWidth().padding(horizontal = 3.dp),horizontalArrangement = Arrangement.SpaceBetween, verticalAlignment = Alignment.CenterVertically) {
-                    Text(text = "动态取色", style = MaterialTheme.typography.titleLarge)
+                    Text(text = "动态取色", style = typography.titleLarge)
                    Switch(
                        checked = sharedPref.getBoolean("dynamicColor",false),
                        onCheckedChange = {
                            sharedPref.edit().putBoolean("dynamicColor",!sharedPref.getBoolean("dynamicColor",false)).apply()
-                            navCtrl.navigate("HomePage") {
-                                popUpTo(navCtrl.graph.findStartDestination().id) { saveState = true }
-                            }
+                            navCtrl.navigateUp()
                        }
                    )
                }
@@ -70,12 +65,14 @@ fun AppSetting(navCtrl:NavHostController){
            Column(
                modifier = Modifier.padding(start = 8.dp, end = 8.dp, bottom = 12.dp)
            ) {
-                Text(text = "Android owner", style = MaterialTheme.typography.headlineSmall, color = MaterialTheme.colorScheme.onPrimaryContainer)
-                Text(text = "使用安卓的Device admin、Device owner 、Profile owner，全方位掌控你的设备",
-                    style = if(!sharedPref.getBoolean("isWear",false)){MaterialTheme.typography.bodyLarge}else{MaterialTheme.typography.bodyMedium})
+                Text(text = "关于", style = typography.headlineSmall, color = MaterialTheme.colorScheme.onPrimaryContainer)
+                Text(text = "使用安卓的Device admin、Device owner 、Profile owner，全方位掌控你的设备", style = bodyTextStyle)
                Spacer(Modifier.padding(vertical = 4.dp))
-                Text(text = "这个应用只在AOSP和LineageOS上测试过，不确保每个功能都在其它系统可用，尤其是国内的魔改系统。",
-                    style = if(!sharedPref.getBoolean("isWear",false)){MaterialTheme.typography.bodyLarge}else{MaterialTheme.typography.bodyMedium})
+                Text(text = "这个应用只在AOSP和LineageOS上测试过，不确保每个功能都在其它系统可用，尤其是国内的魔改系统。", style = bodyTextStyle)
+                Spacer(Modifier.padding(vertical = 4.dp))
+                Text(text = "大部分功能都要Device owner权限", style = bodyTextStyle)
+                Spacer(Modifier.padding(vertical = 2.dp))
+                Text(text = "安卓版本越高，支持的功能越多", style = bodyTextStyle)
            }
            Row(
                verticalAlignment = Alignment.CenterVertically,
@@ -92,7 +89,7 @@ fun AppSetting(navCtrl:NavHostController){
                )
                Column {
                    Text(text = "源代码", fontSize = 18.sp, fontWeight = FontWeight.SemiBold)
-                    if(!sharedPref.getBoolean("isWear",false)){
+                    if(!isWear){
                        Text(text = "https://github.com/BinTianqi/AndroidOwner", color = MaterialTheme.colorScheme.onPrimaryContainer)
                        Text(text = "欢迎提交issue、给小星星")
                    }
--- a/app/src/main/res/drawable/wifi_password_fill0.xml
+++ b/app/src/main/res/drawable/wifi_password_fill0.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M85,444 L0,359q93,-93 215.5,-146T480,160q142,0 264.5,53T960,359l-85,85q-76,-77 -177.5,-120.5T480,280q-116,0 -217.5,43.5T85,444ZM254,614 L170,529q60,-60 139.5,-94.5T480,400q91,0 170.5,34.5T790,529l-84,85q-44,-44 -102,-69t-124,-25q-66,0 -124,25t-102,69ZM480,840q-42,0 -71,-29t-29,-71q0,-42 29,-71t71,-29q42,0 71,29t29,71q0,42 -29,71t-71,29ZM760,960q-17,0 -28.5,-11.5T720,920v-120q0,-17 11.5,-28.5T760,760v-40q0,-33 23.5,-56.5T840,640q33,0 56.5,23.5T920,720v40q17,0 28.5,11.5T960,800v120q0,17 -11.5,28.5T920,960L760,960ZM800,760h80v-40q0,-17 -11.5,-28.5T840,680q-17,0 -28.5,11.5T800,720v40Z"/>
+</vector>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -119,4 +119,7 @@
    <string name="common_criteria_mode">通用标准模式</string>
    <string name="common_criteria_mode_desc">Common Criteria</string>
    <string name="preferential_network_service">优先网络服务</string>
+    <string name="network">网络</string>
+    <string name="developing">功能开发中</string>
+    <string name="wifi_lockdown">WiFi锁定</string>
 </resources>