得到

2026-07-15 16:57:36 +08:00
parent 723ce1af5c
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+<!---
+This is the API of version 1.2.0
+-->
+# Snackbar
+
+"Snackbars provide brief messages about app processes at the bottom of the screen."
+    
+<p align="left">
+  <img src ="{{ site.images }}/material/snackbar/snackbarDemo.png" height=100 width=300 />
+</p>
+
+
+```kotlin
+@Composable
+fun SnackbarDemo() {
+    Column {
+        val (snackbarVisibleState, setSnackBarState) = remember { mutableStateOf(false) }
+
+        Button(onClick = { setSnackBarState(!snackbarVisibleState) }) {
+            if (snackbarVisibleState) {
+                Text("Hide Snackbar")
+            } else {
+                Text("Show Snackbar")
+            }
+        }
+        if (snackbarVisibleState) {
+            Snackbar(
+
+                action = {
+                    Button(onClick = {}) {
+                        Text("MyAction")
+                    }
+                },
+                modifier = Modifier.padding(8.dp)
+            ) { Text(text = "This is a snackbar!") }
+        }
+    }
+}
+```
+
+
+## See also:
+* [Official Docs](https://developer.android.com/reference/kotlin/androidx/compose/material/package-summary#snackbar)
+* [Full Example Code]({{ site.samplefolder }}/material/snackbar/SnackbarDemo.kt)