| /* |
| * Copyright 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.compose.samples |
| |
| import androidx.annotation.Sampled |
| import androidx.compose.Composable |
| import androidx.compose.foundation.BaseTextField |
| import androidx.compose.foundation.ExperimentalFoundationApi |
| import androidx.compose.getValue |
| import androidx.compose.setValue |
| import androidx.compose.mutableStateListOf |
| import androidx.compose.state |
| import androidx.compose.foundation.Text |
| import androidx.compose.ui.text.input.TextFieldValue |
| import androidx.compose.foundation.layout.Column |
| import androidx.compose.foundation.layout.Row |
| import androidx.ui.material.Button |
| |
| @Composable |
| @OptIn(ExperimentalFoundationApi::class) |
| @Sampled |
| fun stateListSample() { |
| @Composable |
| fun Names() { |
| var name by state { TextFieldValue("user") } |
| val names = mutableStateListOf<String>() |
| |
| Column { |
| Row { |
| BaseTextField( |
| value = name, |
| onValueChange = { name = it } |
| ) |
| Button(onClick = { names.add(name.text) }) { |
| Text("Add") |
| } |
| } |
| Text("Added names:") |
| Column { |
| for (addedName in names) { |
| Text(addedName) |
| } |
| } |
| } |
| } |
| } |