再看代码
package com.xiayiye5.composefirst.components
/*
* Copyright (c) 2022, [email protected] All Rights Reserved.
* # #
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* # o8888888o #
* # 88" . "88 #
* # (| -_- |) #
* # 0\ = /0 #
* # ___/`---'\___ #
* # .' \\| |# '. #
* # / \\||| : |||# \ #
* # / _||||| -:- |||||- \ #
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* # =====`-.____`.___ \_____/___.-`___.-'===== #
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* # ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ #
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* # 佛祖保佑 永无BUG #
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*/
/**
* @author 下一页5(轻飞扬)
* 创建时间:2022/5/9 20:31
* 个人小站:http://yhsh.wap.ai(已挂)
* 最新小站:http://www.iyhsh.icoc.in
* 联系作者:企鹅 13343401268
* 博客地址:http://blog.csdn.net/xiayiye5
* 项目名称:ComposeFirst
* 文件包名:com.xiayiye5.composefirst.components
* 文件说明:BottomSheetScaffold之底部滑出菜单基本用法
*/
import androidx.compose.foundation.layout.*
import androidx.compose.material.*
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Menu
import androidx.compose.runtime.Composable
import androidx.compose.runtime.rememberCoroutineScope
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import kotlinx.coroutines.launch
@OptIn(ExperimentalMaterialApi::class)
@Composable
fun BottomSheetScaffoldSamples() {
val bottomState = rememberBottomSheetScaffoldState()
val scope = rememberCoroutineScope()
Divider(thickness = 0.5.dp, color = Color.Red)
BottomSheetScaffold(scaffoldState = bottomState, topBar = {
TopAppBar(navigationIcon = {
Icon(
imageVector = Icons.Default.Menu,
contentDescription = null
)
}, title = {
Text(text = "底部滑出菜单")
})
}, sheetContent = {
Box(
modifier = Modifier
.height(130.dp)
.fillMaxWidth(), contentAlignment = Alignment.Center
) {
Text(text = "向上可滑出底部菜单")
}
Column(
Modifier
.padding(64.dp)
.fillMaxWidth(), horizontalAlignment = Alignment.CenterHorizontally
) {
Text(text = "我是底部菜单的内容")
Spacer(modifier = Modifier.height(20.dp))
Button(onClick = {
scope.launch {
// bottomState.bottomSheetState.expand()
bottomState.bottomSheetState.collapse()
}
}) {
Text("关闭底部菜单")
}
}
}, sheetPeekHeight = 130.dp, modifier = Modifier
.height(500.dp)
.fillMaxWidth()
) {
Text("我是内容")
}
}
@Preview
@Composable
fun BottomSheetScaffoldSamplesPreview() {
BottomSheetScaffoldSamples()
}