| /* |
| * Copyright 2021 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.wear.compose.integration.demos |
| |
| import androidx.compose.foundation.layout.width |
| 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.graphics.Color |
| import androidx.compose.ui.res.painterResource |
| import androidx.compose.ui.unit.dp |
| import androidx.wear.compose.material.Chip |
| import androidx.wear.compose.material.ChipDefaults |
| import androidx.wear.compose.material.Icon |
| import androidx.wear.compose.material.PositionIndicator |
| import androidx.wear.compose.material.Stepper |
| import androidx.wear.compose.material.Text |
| |
| @Composable |
| fun StepperDemo() { |
| var value by remember { mutableStateOf(2f) } |
| Stepper( |
| value = value, |
| onValueChange = { value = it }, |
| valueRange = 1f..4f, |
| steps = 2 |
| ) { Text("Value: $value") } |
| } |
| |
| @Composable |
| fun StepperWithIntegerDemo() { |
| var value by remember { mutableStateOf(2) } |
| Stepper( |
| value = value, |
| onValueChange = { value = it }, |
| valueProgression = 1..10 |
| ) { Text("Value: $value") } |
| } |
| |
| @Composable |
| fun StepperWithScrollBarDemo() { |
| val valueState = remember { mutableStateOf(4f) } |
| val range = 0f..10f |
| |
| Stepper( |
| value = valueState.value, |
| onValueChange = { |
| valueState.value = it |
| }, |
| valueRange = range, |
| steps = 9 |
| ) { |
| Chip( |
| onClick = { valueState.value = if (valueState.value == 0f) 4f else 0f }, |
| modifier = Modifier.width(146.dp), |
| colors = ChipDefaults.secondaryChipColors(), |
| label = { Text("Volume : ${valueState.value}") }, |
| icon = { |
| Icon( |
| painter = painterResource( |
| id = if (valueState.value > 0) |
| R.drawable.ic_volume_up_24px |
| else R.drawable.ic_volume_off_24px |
| ), |
| contentDescription = null, |
| ) |
| } |
| ) |
| } |
| |
| PositionIndicator( |
| value = { valueState.value }, |
| range = range |
| ) |
| } |
| |
| @Composable |
| fun StepperWithCustomColors() { |
| val valueState = remember { mutableStateOf(4f) } |
| val range = 0f..10f |
| |
| Stepper( |
| value = valueState.value, |
| onValueChange = { |
| valueState.value = it |
| }, |
| valueRange = range, |
| steps = 9, |
| backgroundColor = Color.Blue, |
| contentColor = Color.Red, |
| iconTintColor = Color.Green |
| ) { |
| Text("Volume : ${valueState.value}") |
| } |
| |
| PositionIndicator( |
| value = { valueState.value }, |
| range = range |
| ) |
| } |
