| /* |
| * Copyright 2019 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.ui.material.samples |
| |
| import androidx.annotation.Sampled |
| import androidx.compose.Composable |
| import androidx.compose.state |
| import androidx.ui.core.Modifier |
| import androidx.compose.foundation.Box |
| import androidx.compose.foundation.ContentGravity |
| import androidx.compose.foundation.Text |
| import androidx.compose.foundation.layout.Column |
| import androidx.compose.foundation.layout.Spacer |
| import androidx.compose.foundation.layout.fillMaxHeight |
| import androidx.compose.foundation.layout.fillMaxSize |
| import androidx.compose.foundation.layout.preferredHeight |
| import androidx.ui.material.BottomDrawerLayout |
| import androidx.ui.material.BottomDrawerState |
| import androidx.ui.material.Button |
| import androidx.ui.material.DrawerState |
| import androidx.ui.material.ModalDrawerLayout |
| import androidx.ui.unit.dp |
| |
| @Sampled |
| @Composable |
| fun ModalDrawerSample() { |
| val (state, onStateChange) = state { DrawerState.Closed } |
| val appContentText = |
| if (state == DrawerState.Closed) { |
| ">>> Pull to open >>>" |
| } else { |
| "<<< Swipe to close <<<" |
| } |
| ModalDrawerLayout( |
| drawerState = state, |
| onStateChange = onStateChange, |
| drawerContent = { |
| YourDrawerContent(onClose = { onStateChange(DrawerState.Closed) }) |
| }, |
| bodyContent = { |
| YourAppContent(appContentText, onOpen = { onStateChange(DrawerState.Opened) }) |
| } |
| ) |
| } |
| |
| @Sampled |
| @Composable |
| fun BottomDrawerSample() { |
| val (state, onStateChange) = state { BottomDrawerState.Closed } |
| val appContentText = |
| if (state == BottomDrawerState.Closed) { |
| "▲▲▲ Pull to open ▲▲▲" |
| } else { |
| "▼▼▼ Drag down to close ▼▼▼" |
| } |
| BottomDrawerLayout( |
| drawerState = state, |
| onStateChange = onStateChange, |
| drawerContent = { |
| YourDrawerContent(onClose = { onStateChange(BottomDrawerState.Closed) }) |
| }, |
| bodyContent = { |
| YourAppContent(appContentText, onOpen = { onStateChange(BottomDrawerState.Opened) }) |
| } |
| ) |
| } |
| |
| @Composable |
| private fun YourDrawerContent(onClose: () -> Unit) { |
| Box(Modifier.fillMaxSize(), gravity = ContentGravity.Center) { |
| Column(Modifier.fillMaxHeight()) { |
| Text(text = "Drawer Content") |
| Spacer(Modifier.preferredHeight(20.dp)) |
| Button(onClick = onClose) { |
| Text("Close Drawer") |
| } |
| } |
| } |
| } |
| |
| @Composable |
| private fun YourAppContent(text: String, onOpen: () -> Unit) { |
| Column(Modifier.fillMaxHeight()) { |
| Text(text = text) |
| Spacer(Modifier.preferredHeight(20.dp)) |
| Button(onClick = onOpen) { |
| Text("Click to open") |
| } |
| } |
| } |