| /* |
| * 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.material.demos |
| |
| import androidx.compose.runtime.Composable |
| import androidx.compose.runtime.getValue |
| import androidx.compose.runtime.setValue |
| import androidx.compose.runtime.state |
| import androidx.ui.core.Alignment |
| import androidx.ui.core.Modifier |
| import androidx.compose.foundation.Text |
| import androidx.compose.foundation.selection.selectable |
| 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.fillMaxHeight |
| import androidx.compose.foundation.layout.fillMaxWidth |
| import androidx.compose.foundation.layout.preferredHeight |
| import androidx.compose.foundation.layout.width |
| import androidx.compose.material.RadioButton |
| import androidx.compose.material.samples.BottomNavigationSample |
| import androidx.compose.material.samples.BottomNavigationWithOnlySelectedLabelsSample |
| import androidx.compose.ui.unit.dp |
| |
| @Composable |
| fun BottomNavigationDemo() { |
| var alwaysShowLabels by state { false } |
| Column(Modifier.fillMaxHeight(), verticalArrangement = Arrangement.Bottom) { |
| Row( |
| modifier = Modifier |
| .fillMaxWidth() |
| .preferredHeight(56.dp) |
| .selectable( |
| selected = !alwaysShowLabels, |
| onClick = { alwaysShowLabels = false } |
| ), |
| verticalGravity = Alignment.CenterVertically |
| ) { |
| RadioButton( |
| selected = !alwaysShowLabels, |
| onClick = { alwaysShowLabels = false } |
| ) |
| Spacer(Modifier.width(16.dp)) |
| Text("Only show labels when selected") |
| } |
| Row( |
| modifier = Modifier |
| .fillMaxWidth() |
| .preferredHeight(56.dp) |
| .selectable( |
| selected = alwaysShowLabels, |
| onClick = { alwaysShowLabels = true } |
| ), |
| verticalGravity = Alignment.CenterVertically |
| ) { |
| RadioButton( |
| selected = alwaysShowLabels, |
| onClick = { alwaysShowLabels = true } |
| ) |
| Spacer(Modifier.width(16.dp)) |
| Text("Always show labels") |
| } |
| |
| Spacer(Modifier.preferredHeight(50.dp)) |
| |
| if (alwaysShowLabels) { |
| BottomNavigationSample() |
| } else { |
| BottomNavigationWithOnlySelectedLabelsSample() |
| } |
| } |
| } |