本文主要是介绍06. Compose SnackBar,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
01. Compose 可组合组件之Row And Column
02. Compose 可组合组件之 属性 modifier
03. Compose 可组合组件之Card 图片
04. Compose 字体
05. Compose State
06. Compose SnackBar
代码
class SnackBarActivity : AppCompatActivity() {override fun onCreate(savedInstanceState: Bundle?) {super.onCreate(savedInstanceState)setContent {val scaffoldState = rememberScaffoldState()//文本框的输入文字内容 默认""var textFieldState by remember {mutableStateOf("")}val scope = rememberCoroutineScope()//熟悉的名字 Flutter 上面的脚手架Scaffold(modifier = Modifier.fillMaxSize(),scaffoldState = scaffoldState) {//水平居中Column(horizontalAlignment = Alignment.CenterHorizontally,verticalArrangement = Arrangement.Center,modifier = Modifier.fillMaxSize().padding(horizontal = 30.dp)){TextField(value = textFieldState, label = {Text("Please input your name")}, onValueChange = {textFieldState = it},singleLine = true,modifier = Modifier.fillMaxWidth())Spacer(modifier = Modifier.height(16.dp))Box(modifier = Modifier.fillMaxWidth(),contentAlignment = Alignment.CenterEnd) {Button(onClick = {scope.launch {scaffoldState.snackbarHostState.showSnackbar(message = "You put text: $textFieldState")}}) {Text("Commit")}}}}}}}

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