simplify code of modifiers

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

@@ -12,14 +12,15 @@ import android.net.Uri
 import android.os.Build.VERSION
 import android.util.Log
 import android.widget.Toast
-import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 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.navigationBarsPadding
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Switch
@@ -32,7 +33,6 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.clip
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.core.content.ContextCompat.startActivity
@@ -46,7 +46,8 @@ fun ApplicationManage(myDpm:DevicePolicyManager, myComponent:ComponentName,myCon
     Column(
         modifier = Modifier
             .fillMaxWidth()
-            .padding(8.dp),
+            .navigationBarsPadding()
+            .verticalScroll(rememberScrollState()),
         horizontalAlignment = Alignment.CenterHorizontally
     ) {
         TextField(
@@ -80,12 +81,7 @@ fun ApplicationManage(myDpm:DevicePolicyManager, myComponent:ComponentName,myCon
         /*AppManageItem(R.string.block_unins,R.string.sometimes_not_available,myDpm, {myDpm.isUninstallBlocked(myComponent,pkgName)},
             {b -> myDpm.setUninstallBlocked(myComponent,pkgName,b)})*/
         Row(
-            modifier = Modifier
+            modifier = sections(),
-                .fillMaxWidth()
-                .padding(5.dp)
-                .clip(RoundedCornerShape(15))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(8.dp),
             horizontalArrangement = Arrangement.SpaceAround
         ) {
             Button(onClick = {myDpm.setUninstallBlocked(myComponent,pkgName,false)}, enabled = isDeviceOwner(myDpm)|| isProfileOwner(myDpm)) {
@@ -95,36 +91,38 @@ fun ApplicationManage(myDpm:DevicePolicyManager, myComponent:ComponentName,myCon
                 Text("防卸载")
             }
         }
-        Column(
+        Column(modifier = sections()) {
-            modifier = Modifier
-                .fillMaxWidth()
-                .padding(horizontal = 5.dp, vertical = 4.dp)
-                .clip(RoundedCornerShape(14.dp))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(10.dp)
-        ) {
             Text(text = "许可的输入法", style = MaterialTheme.typography.titleLarge)
-            val imeList = myDpm.getPermittedInputMethods(myComponent)
+            var imeList = mutableListOf<String>()
-            var imeListText = ""
+            var imeListText by remember{ mutableStateOf("") }
-            if (imeList != null) {
+            val refreshList = {
+                if(isProfileOwner(myDpm) || isDeviceOwner(myDpm)){
+                    if(myDpm.getPermittedInputMethods(myComponent)!=null){
+                        imeList = myDpm.getPermittedInputMethods(myComponent)!!
+                    }
+                }
+                imeListText = ""
                 for(eachIme in imeList){
                     imeListText += "$eachIme \n"
-                    //Log.e("",eachIme)
+                    Log.e("",eachIme)
                 }
             }
+            refreshList()
             Text(imeListText)
             Button(
                 onClick = {
-                    imeList?.plus(pkgName)
+                    imeList.plus(pkgName)
                     myDpm.setPermittedInputMethods(myComponent, imeList)
+                    refreshList()
                 }
             ) {
                 Text("设为许可的输入法")
             }
             Button(
                 onClick = {
-                    imeList?.remove(pkgName)
+                    imeList.remove(pkgName)
                     myDpm.setPermittedInputMethods(myComponent,imeList)
+                    refreshList()
                 }
             ) {
                 Text("从列表中移除")
@@ -153,12 +151,7 @@ private fun AppManageItem(
         isEnabled = getMethod()
     }
     Row(
-        modifier = Modifier
+        modifier = sections(),
-            .fillMaxWidth()
-            .padding(5.dp)
-            .clip(RoundedCornerShape(15))
-            .background(color = MaterialTheme.colorScheme.primaryContainer)
-            .padding(8.dp),
         horizontalArrangement = Arrangement.SpaceBetween,
         verticalAlignment = Alignment.CenterVertically
     ) {

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

@@ -4,9 +4,7 @@ import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
 import android.content.Context
 import android.os.Build.VERSION
-import android.os.UserManager
 import android.widget.Toast
-import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -15,7 +13,6 @@ import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.navigationBarsPadding
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.rememberScrollState
-import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Button
 import androidx.compose.material3.ButtonDefaults
@@ -31,7 +28,6 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.clip
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextAlign
@@ -42,7 +38,6 @@ fun DeviceControl(myDpm: DevicePolicyManager, myComponent: ComponentName,myConte
     Column(
         modifier = Modifier
             .verticalScroll(rememberScrollState())
-            .padding(bottom = 20.dp)
             .navigationBarsPadding()
     ) {
         if(isDeviceOwner(myDpm)){
@@ -76,12 +71,7 @@ fun DeviceControl(myDpm: DevicePolicyManager, myComponent: ComponentName,myConte
         }
         if(VERSION.SDK_INT>=28){
             Row(
-                modifier = Modifier
+                modifier = sections(),
-                    .fillMaxWidth()
-                    .padding(horizontal = 6.dp, vertical = 4.dp)
-                    .clip(RoundedCornerShape(15))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(vertical = 5.dp),
                 horizontalArrangement = Arrangement.SpaceEvenly
             ) {
                 Button(
@@ -114,12 +104,7 @@ fun DeviceControl(myDpm: DevicePolicyManager, myComponent: ComponentName,myConte
 
         Row(
             horizontalArrangement = Arrangement.SpaceAround,
-            modifier = Modifier
+            modifier = sections(),
-                .fillMaxWidth()
-                .padding(vertical = 4.dp, horizontal = 6.dp)
-                .clip(RoundedCornerShape(15))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(vertical = 4.dp),
         ) {
             if(VERSION.SDK_INT>=24){
                 Button(onClick = {myDpm.reboot(myComponent)}, enabled = isDeviceOwner(myDpm)) {
@@ -161,14 +146,7 @@ fun DeviceControl(myDpm: DevicePolicyManager, myComponent: ComponentName,myConte
         if(isDeviceOwner(myDpm)){
             SysUpdatePolicy(myDpm,myComponent,myContext)
         }
-        Column(
+        Column(modifier = sections(MaterialTheme.colorScheme.errorContainer)) {
-            modifier = Modifier
-                .fillMaxWidth()
-                .padding(horizontal = 6.dp)
-                .clip(RoundedCornerShape(16.dp))
-                .background(color = MaterialTheme.colorScheme.errorContainer)
-                .padding(8.dp)
-        ) {
             var flag by remember{ mutableIntStateOf(0) }
             var confirmed by remember{ mutableStateOf(false) }
             Text(text = "清除数据",style = MaterialTheme.typography.titleLarge,modifier = Modifier.padding(6.dp))
@@ -214,7 +192,7 @@ fun DeviceControl(myDpm: DevicePolicyManager, myComponent: ComponentName,myConte
                 }
             }
         }
-        Spacer(Modifier.padding(vertical = 20.dp))
+        Spacer(Modifier.padding(vertical = 30.dp))
     }
 }
 
@@ -229,12 +207,7 @@ private fun DeviceCtrlItem(
 ){
     var isEnabled by remember{ mutableStateOf(false) }
     Row(
-        modifier = Modifier
+        modifier = sections(),
-            .fillMaxWidth()
-            .padding(horizontal = 6.dp, vertical = 4.dp)
-            .clip(RoundedCornerShape(15))
-            .background(color = MaterialTheme.colorScheme.primaryContainer)
-            .padding(8.dp),
         horizontalArrangement = Arrangement.SpaceBetween,
         verticalAlignment = Alignment.CenterVertically
     ) {
@@ -263,7 +236,8 @@ private fun DeviceCtrlItem(
             onCheckedChange = {
                 setMethod(!isEnabled)
                 isEnabled=getMethod()
-            }
+            },
+            modifier = Modifier.padding(end = 5.dp)
         )
     }
 }

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

@@ -33,6 +33,7 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
@@ -72,6 +73,7 @@ class MainActivity : ComponentActivity() {
 @SuppressLint("UnusedMaterial3ScaffoldPaddingParameter")
 @Composable
 fun MyScaffold(mainDpm:DevicePolicyManager, mainComponent:ComponentName, mainContext:Context){
+    val focusMgr = LocalFocusManager.current
     val navCtrl = rememberNavController()
     val backStackEntry by navCtrl.currentBackStackEntryAsState()
     val topBarNameMap = mapOf(
@@ -110,6 +112,7 @@ fun MyScaffold(mainDpm:DevicePolicyManager, mainComponent:ComponentName, mainCon
                                             navCtrl.graph.findStartDestination().id
                                         ) { saveState = true }
                                     }
+                                    focusMgr.clearFocus()
                                 })
                                 .padding(5.dp)
                         )
@@ -240,3 +243,14 @@ fun isDeviceOwner(dpm:DevicePolicyManager): Boolean {
 fun isProfileOwner(dpm:DevicePolicyManager): Boolean {
     return dpm.isProfileOwnerApp("com.binbin.androidowner")
 }
+
+@SuppressLint("ModifierFactoryExtensionFunction")
+@Composable
+fun sections(bgColor:Color=MaterialTheme.colorScheme.primaryContainer):Modifier{
+    return Modifier
+        .fillMaxWidth()
+        .padding(horizontal = 8.dp, vertical = 4.dp)
+        .clip(RoundedCornerShape(14.dp))
+        .background(color = bgColor)
+        .padding(vertical = 6.dp, horizontal = 10.dp)
+}

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

@@ -7,7 +7,6 @@ import android.content.Context
 import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
 import android.os.Build.VERSION
 import android.widget.Toast
-import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -16,7 +15,6 @@ import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.navigationBarsPadding
 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
@@ -38,7 +36,6 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.clip
 import androidx.compose.ui.focus.FocusManager
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalFocusManager
@@ -64,21 +61,11 @@ fun Password(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext:Conte
         Text(
             text = "以下操作可能会造成不可挽回的损失，请先备份好数据。执行操作时一定要谨慎！！！",
             color = MaterialTheme.colorScheme.onErrorContainer,
-            modifier = Modifier
+            modifier = sections(MaterialTheme.colorScheme.errorContainer)
-                .fillMaxWidth()
-                .padding(horizontal = 8.dp, vertical = 4.dp)
-                .clip(RoundedCornerShape(15))
-                .background(color = MaterialTheme.colorScheme.errorContainer)
-                .padding(8.dp)
         )
         if(myDpm.isDeviceOwnerApp("com.binbin.androidowner")){
             Column(
-                modifier = Modifier
+                modifier = sections()
-                    .fillMaxWidth()
-                    .padding(horizontal = 8.dp, vertical = 4.dp)
-                    .clip(RoundedCornerShape(15))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(8.dp)
             ) {
                 if(VERSION.SDK_INT>=29){
                     val pwdComplex = myDpm.passwordComplexity
@@ -98,12 +85,7 @@ fun Password(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext:Conte
         if(VERSION.SDK_INT>=26){
             Column(
                 horizontalAlignment = Alignment.Start,
-                modifier = Modifier
+                modifier = sections()
-                    .fillMaxWidth()
-                    .padding(horizontal = 8.dp, vertical = 4.dp)
-                    .clip(RoundedCornerShape(10))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(8.dp)
             ) {
                 Text(text = "密码重置令牌", style = MaterialTheme.typography.titleLarge)
                 Row {
@@ -144,12 +126,7 @@ fun Password(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext:Conte
             }
         }
         Column(
-            modifier = Modifier
+            modifier = sections()
-                .fillMaxWidth()
-                .padding(horizontal = 8.dp, vertical = 4.dp)
-                .clip(RoundedCornerShape(16.dp))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(10.dp)
         ) {
             TextField(
                 value = newPwd,
@@ -215,14 +192,7 @@ fun Password(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext:Conte
             {myDpm.getPasswordHistoryLength(null).toString()},{ic -> myDpm.setPasswordHistoryLength(myComponent, ic.toInt()) })
 
         if(VERSION.SDK_INT>=31){
-            Column(
+            Column(modifier = sections()) {
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(horizontal = 8.dp, vertical = 4.dp)
-                    .clip(RoundedCornerShape(16.dp))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(10.dp)
-            ) {
                 val passwordComplexity = mapOf(
                     DevicePolicyManager.PASSWORD_COMPLEXITY_NONE to "无复杂度（允许不设密码）",
                     DevicePolicyManager.PASSWORD_COMPLEXITY_LOW to "低复杂度（允许图案和连续性）",
@@ -254,12 +224,7 @@ fun Password(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext:Conte
         }
 
         Column(
-            modifier = Modifier
+            modifier = sections()
-                .fillMaxWidth()
-                .padding(horizontal = 8.dp, vertical = 4.dp)
-                .clip(RoundedCornerShape(16.dp))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(10.dp)
         ) {
             val passwordQuality = mapOf(
                 DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED to "未指定",
@@ -300,7 +265,7 @@ fun Password(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext:Conte
             }
         }
 
-        Spacer(Modifier.padding(vertical = 20.dp))
+        Spacer(Modifier.padding(vertical = 30.dp))
     }
 }
 
@@ -315,14 +280,7 @@ fun PasswordItem(
     getMethod:()->String,
     setMethod:(ic:String)->Unit
 ){
-    Column(
+    Column(modifier = sections()) {
-        modifier = Modifier
-            .fillMaxWidth()
-            .padding(horizontal = 8.dp, vertical = 4.dp)
-            .clip(RoundedCornerShape(10))
-            .background(color = MaterialTheme.colorScheme.primaryContainer)
-            .padding(10.dp)
-    ) {
         var inputContent by remember{ mutableStateOf(if(isDeviceOwner(myDpm)){getMethod()}else{""}) }
         var inputContentEdited by remember{ mutableStateOf(false) }
         var ableToApply by remember{ mutableStateOf(true) }

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

@@ -7,7 +7,6 @@ import android.content.Intent
 import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
 import android.os.Build.VERSION
 import android.widget.Toast
-import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -15,7 +14,6 @@ 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.text.selection.SelectionContainer
@@ -31,12 +29,10 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.clip
 import androidx.compose.ui.focus.FocusManager
 import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.input.ImeAction
-import androidx.compose.ui.text.input.KeyboardType
 import androidx.compose.ui.unit.dp
 import androidx.core.content.ContextCompat.startActivity
 import androidx.navigation.NavGraph.Companion.findStartDestination
@@ -50,18 +46,11 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
     val isdo = myDpm.isDeviceOwnerApp("com.binbin.androidowner")
     val focusManager = LocalFocusManager.current
     Column(
-        modifier = Modifier
+        modifier = Modifier.verticalScroll(rememberScrollState()),
-            .padding(horizontal = 8.dp)
-            .verticalScroll(rememberScrollState()),
         horizontalAlignment = Alignment.CenterHorizontally
     ) {
         Row(
-            modifier = Modifier
+            modifier = sections(),
-                .fillMaxWidth()
-                .padding(vertical = 5.dp)
-                .clip(RoundedCornerShape(15))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(10.dp),
             horizontalArrangement = Arrangement.SpaceBetween,
             verticalAlignment = Alignment.CenterVertically
         ) {
@@ -90,12 +79,7 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
         }
         if(!isda){
             Column(
-                modifier = Modifier
+                modifier = sections(MaterialTheme.colorScheme.tertiaryContainer),
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15.dp))
-                    .background(color = MaterialTheme.colorScheme.tertiaryContainer)
-                    .padding(10.dp),
                 horizontalAlignment = Alignment.Start
             ) {
                 Text("你可以在adb shell中使用以下命令激活Device Admin")
@@ -107,12 +91,7 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
             }
         }
         Row(
-            modifier = Modifier
+            modifier = sections(),
-                .fillMaxWidth()
-                .padding(vertical = 5.dp)
-                .clip(RoundedCornerShape(15))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(10.dp),
             horizontalArrangement = Arrangement.SpaceBetween,
             verticalAlignment = Alignment.CenterVertically
         ) {
@@ -137,12 +116,7 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
         }
         if(!isProfileOwner(myDpm)){
             Column(
-                modifier = Modifier
+                modifier = sections(MaterialTheme.colorScheme.tertiaryContainer),
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15.dp))
-                    .background(color = MaterialTheme.colorScheme.tertiaryContainer)
-                    .padding(10.dp),
                 horizontalAlignment = Alignment.Start
             ) {
                 if(!isDeviceOwner(myDpm)){
@@ -159,12 +133,7 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
             }
         }
         Row(
-            modifier = Modifier
+            modifier = sections(),
-                .fillMaxWidth()
-                .padding(vertical = 5.dp)
-                .clip(RoundedCornerShape(15))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(10.dp),
             horizontalArrangement = Arrangement.SpaceBetween,
             verticalAlignment = Alignment.CenterVertically
         ) {
@@ -191,22 +160,12 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
             Text(
                 text = "注意！在这里撤销权限不会清除配置。比如：被停用的应用会保持停用状态",
                 color = MaterialTheme.colorScheme.onErrorContainer,
-                modifier = Modifier
+                modifier = sections(MaterialTheme.colorScheme.errorContainer)
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15))
-                    .background(color = MaterialTheme.colorScheme.errorContainer)
-                    .padding(6.dp)
             )
         }
         if(!isdo&&!isProfileOwner(myDpm)){
             Column(
-                modifier = Modifier
+                modifier = sections(MaterialTheme.colorScheme.tertiaryContainer),
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15.dp))
-                    .background(color = MaterialTheme.colorScheme.tertiaryContainer)
-                    .padding(10.dp),
                 horizontalAlignment = Alignment.Start
             ) {
                 Text("你可以在adb shell中使用以下命令激活Device Owner")
@@ -221,12 +180,7 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
         }
         if(VERSION.SDK_INT>=30){
             Column(
-                modifier = Modifier
+                modifier = sections()
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15.dp))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(8.dp)
             ) {
                 Text(text = "设备信息", style = MaterialTheme.typography.titleLarge)
                 val orgDevice = myDpm.isOrganizationOwnedDeviceWithManagedProfile
@@ -245,33 +199,22 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
             }
         }
         if(VERSION.SDK_INT>=31&&(isProfileOwner(myDpm)|| isDeviceOwner(myDpm))){
-            Column(
+            Column(modifier = sections()) {
-                modifier = Modifier
+                val specificId:String = myDpm.enrollmentSpecificId
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15.dp))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(8.dp)
-            ) {
-                val specificId = myDpm.enrollmentSpecificId
                 Text(text = "设备唯一标识码", style = MaterialTheme.typography.titleLarge)
                 Text("（恢复出厂设置不变）")
-                Text("（如果下面没有一长串数字字母组合，说明你的设备不支持）")
+                if(specificId!=""){
                     Text(specificId)
                     Button(onClick = {myDpm.setOrganizationId(specificId)}, enabled = specificId!="") {
                         Text("设置为组织ID")
                     }
+                }else{
+                    Text("你的设备不支持")
+                }
             }
         }
         if(isDeviceOwner(myDpm) || isProfileOwner(myDpm)){
-            Column(
+            Column(modifier = sections()) {
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(vertical = 5.dp)
-                    .clip(RoundedCornerShape(15.dp))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(8.dp)
-            ) {
                 Text(text = "不受控制的账号类型", style = MaterialTheme.typography.titleLarge)
                 Text("作用未知")
                 var noManageAccount = myDpm.accountTypesWithManagementDisabled?.toMutableList()
@@ -283,7 +226,6 @@ fun DpmPermissions(myDpm: DevicePolicyManager, myComponent: ComponentName, myCon
                             accountlist+="$eachAccount \n"
                         }
                     }
-
                 }
                 refreshList()
                 if(accountlist!=""){
@@ -339,14 +281,7 @@ fun DeviceOwnerInfo(
     input:()->CharSequence?,
     output:(content:String?)->Unit
 ){
-    Column(
+    Column(modifier = sections()) {
-        modifier = Modifier
-            .fillMaxWidth()
-            .padding(vertical = 5.dp)
-            .clip(RoundedCornerShape(12.dp))
-            .background(color = MaterialTheme.colorScheme.primaryContainer)
-            .padding(10.dp)
-    ) {
         Text(text = stringResource(name), style = MaterialTheme.typography.titleLarge)
         if(desc!=R.string.place_holder){Text(text = stringResource(desc),modifier = Modifier.padding(top = 6.dp))}
         var inputContent by remember{ mutableStateOf(input()) }

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

@@ -7,14 +7,12 @@ import android.content.ComponentName
 import android.content.Context
 import android.os.Build.VERSION
 import android.widget.Toast
-import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 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.shape.RoundedCornerShape
 import androidx.compose.foundation.text.KeyboardActions
 import androidx.compose.foundation.text.KeyboardOptions
 import androidx.compose.material3.Button
@@ -28,7 +26,6 @@ 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.text.input.KeyboardType
@@ -40,16 +37,8 @@ import java.util.Date
 fun SysUpdatePolicy(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext: Context){
     val focusMgr = LocalFocusManager.current
     Column {
-        Spacer(Modifier.padding(vertical = 5.dp))
         if(VERSION.SDK_INT>=26){
-            Column(
+            Column(modifier = sections()) {
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(horizontal = 6.dp)
-                    .clip(RoundedCornerShape(10.dp))
-                    .background(color = MaterialTheme.colorScheme.primaryContainer)
-                    .padding(8.dp)
-            ) {
                 val sysUpdateInfo = if(isDeviceOwner(myDpm)){myDpm.getPendingSystemUpdate(myComponent)}else{null}
                 if(sysUpdateInfo!=null){
                     Text("Update first available: ${Date(sysUpdateInfo.receivedTime)}")
@@ -65,15 +54,7 @@ fun SysUpdatePolicy(myDpm:DevicePolicyManager,myComponent:ComponentName,myContex
                 }
             }
         }
-        Spacer(Modifier.padding(vertical = 5.dp))
+        Column(modifier = sections()) {
-        Column(
-            modifier = Modifier
-                .fillMaxWidth()
-                .padding(horizontal = 6.dp)
-                .clip(RoundedCornerShape(16.dp))
-                .background(color = MaterialTheme.colorScheme.primaryContainer)
-                .padding(8.dp)
-        ) {
             var selectedPolicy by remember{ mutableStateOf(myDpm.systemUpdatePolicy?.policyType) }
             Text(text = "系统更新策略", style = MaterialTheme.typography.titleLarge)
             RadioButtonItem("准备好后立即更新",{selectedPolicy==SystemUpdatePolicy.TYPE_INSTALL_AUTOMATIC},{selectedPolicy=SystemUpdatePolicy.TYPE_INSTALL_AUTOMATIC})
@@ -143,6 +124,5 @@ fun SysUpdatePolicy(myDpm:DevicePolicyManager,myComponent:ComponentName,myContex
 
             }
         }*/
-        Spacer(Modifier.padding(vertical = 5.dp))
     }
 }

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

@@ -1,6 +1,5 @@
 package com.binbin.androidowner
 
-import android.app.Activity
 import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
 import android.content.Context
@@ -11,14 +10,11 @@ import android.os.Build.VERSION_CODES
 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
@@ -33,11 +29,9 @@ 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.app.ActivityCompat.startActivityForResult
 import androidx.core.content.ContextCompat.startActivity
 import androidx.core.os.UserManagerCompat
 
@@ -50,14 +44,7 @@ fun UserManage(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext: Co
         //val myUM = myContext.getSystemService(Context.USER_SERVICE)
         val currentUser = android.os.Process.myUserHandle()
         val userList = Test.returnUsers(myContext)
-        Column(
+        Column(modifier = sections()) {
-            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))
@@ -83,14 +70,7 @@ fun UserManage(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext: Co
             Text("切换用户后或设备重启后会删除临时用户")
         }
 
-        Column(
+        Column(modifier = sections()) {
-            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) }
@@ -135,14 +115,7 @@ fun UserManage(myDpm:DevicePolicyManager,myComponent:ComponentName,myContext: Co
         }
 
         if(VERSION.SDK_INT>=24){
-            Column(
+            Column(modifier = sections()) {
-                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(
@@ -207,12 +180,7 @@ fun UserSessionMessage(
     setMsg:(msg:CharSequence?)->Unit
 ){
     Column(
-        modifier = Modifier
+        modifier = sections()
-            .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 by remember{ mutableStateOf(if(isDeviceOwner(myDpm)||(isProfileOwner(myDpm)&&profileOwner)){ if(get()==null){""}else{get().toString()} }else{""}) }

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

@@ -44,7 +44,6 @@ fun UserRestriction(myDpm: DevicePolicyManager, myComponent: ComponentName,myCon
         horizontalAlignment = Alignment.CenterHorizontally,
         modifier = Modifier
             .verticalScroll(verticalScrolling)
-            .padding(bottom = 20.dp)
             .navigationBarsPadding()
     ) {
         Text("打开开关后会禁用对应的功能")
@@ -178,7 +177,7 @@ fun UserRestriction(myDpm: DevicePolicyManager, myComponent: ComponentName,myCon
         if(VERSION.SDK_INT<34){
             Text("以下功能需要安卓14或以上：2G信号、启用设备管理器、超宽频段无线电")
         }
-        Spacer(Modifier.padding(vertical = 20.dp))
+        Spacer(Modifier.padding(vertical = 30.dp))
     }
 }
 
@@ -193,7 +192,13 @@ fun SectionTab(txt:String,getSection:()->Boolean,setSection:()->Unit){
             .fillMaxWidth()
             .padding(horizontal = 8.dp, vertical = 6.dp)
             .clip(RoundedCornerShape(15))
-            .background(color = if(getSection()){MaterialTheme.colorScheme.tertiaryContainer}else{MaterialTheme.colorScheme.primaryContainer})
+            .background(
+                color = if (getSection()) {
+                    MaterialTheme.colorScheme.tertiaryContainer
+                } else {
+                    MaterialTheme.colorScheme.primaryContainer
+                }
+            )
             .clickable(onClick = setSection)
             .padding(vertical = 8.dp)
     )
@@ -210,12 +215,7 @@ private fun UserRestrictionItem(
 ){
     var strictState by remember{ mutableStateOf(false) }
     Row(
-        modifier = Modifier
+        modifier = sections(MaterialTheme.colorScheme.secondaryContainer),
-            .fillMaxWidth()
-            .padding(vertical = 4.dp, horizontal = 8.dp)
-            .clip(RoundedCornerShape(20))
-            .background(color = MaterialTheme.colorScheme.secondaryContainer)
-            .padding(5.dp),
         verticalAlignment = Alignment.CenterVertically,
         horizontalArrangement = Arrangement.SpaceBetween
     ){
@@ -260,7 +260,8 @@ private fun UserRestrictionItem(
                     }
                     strictState = myDpm.getUserRestrictions(myComponent).getBoolean(restriction)
                 },
-                enabled = isDeviceOwner(myDpm)|| isProfileOwner(myDpm)
+                enabled = isDeviceOwner(myDpm)|| isProfileOwner(myDpm),
+                modifier = Modifier.padding(end = 5.dp)
             )
         }
     }