SuperBottomSheet

SuperBottomSheet is a bottom sheet component in Miuix that slides up from the bottom of the screen. Supports swipe-to-dismiss gestures and custom styling.

WARNING

SuperBottomSheet must be used within a Scaffold component!

Import

import top.yukonga.miuix.kmp.extra.SuperBottomSheet

Basic Usage

SuperBottomSheet component provides basic bottom sheet functionality:

var showBottomSheet = remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Bottom Sheet",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Bottom Sheet Title",
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Text(text = "This is the content of the bottom sheet")
    }
}

Properties

SuperBottomSheet Properties

Property Name	Type	Description	Default Value	Required
show	MutableState<Boolean>	State object to control bottom sheet visibility	-	Yes
modifier	Modifier	Modifier applied to the bottom sheet	Modifier	No
title	String?	Bottom sheet title	null	No
leftAction	@Composable (() -> Unit)?	Optional composable for left action (e.g., close button)	null	No
rightAction	@Composable (() -> Unit)?	Optional composable for right action (e.g., submit button)	null	No
backgroundColor	Color	Bottom sheet background color	SuperBottomSheetDefaults.backgroundColor()	No
enableWindowDim	Boolean	Whether to enable dimming layer	true	No
cornerRadius	Dp	Corner radius of the top corners	SuperBottomSheetDefaults.cornerRadius	No
sheetMaxWidth	Dp	Maximum width of the bottom sheet	SuperBottomSheetDefaults.sheetMaxWidth	No
onDismissRequest	(() -> Unit)?	Callback when bottom sheet is dismissed	null	No
outsideMargin	DpSize	Bottom sheet external margin	SuperBottomSheetDefaults.outsideMargin	No
insideMargin	DpSize	Bottom sheet internal content margin	SuperBottomSheetDefaults.insideMargin	No
defaultWindowInsetsPadding	Boolean	Whether to apply default window insets padding	true	No
dragHandleColor	Color	Drag indicator color	SuperBottomSheetDefaults.dragHandleColor()	No
allowDismiss	Boolean	Whether to allow dismissing the sheet via drag or back gesture	true	No
content	@Composable () -> Unit	Bottom sheet content	-	Yes

SuperBottomSheetDefaults Object

The SuperBottomSheetDefaults object provides default settings for the SuperBottomSheet component.

Properties

Property Name	Type	Description
cornerRadius	Dp	Default corner radius (28.dp)
sheetMaxWidth	Dp	Default maximum width (640.dp)
outsideMargin	DpSize	Default bottom sheet external margin
insideMargin	DpSize	Default bottom sheet internal margin

Functions

Function Name	Return Type	Description
backgroundColor()	Color	Get default background color
dragHandleColor()	Color	Get default drag indicator color

Advanced Usage

Custom Styled Bottom Sheet

var showBottomSheet = remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Custom Styled Bottom Sheet",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Custom Style",
        backgroundColor = MiuixTheme.colorScheme.surfaceVariant,
        dragHandleColor = MiuixTheme.colorScheme.primary,
        outsideMargin = DpSize(16.dp, 0.dp),
        insideMargin = DpSize(32.dp, 16.dp),
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Column {
            Text("Custom styled bottom sheet")
            Spacer(modifier = Modifier.height(16.dp))
            TextButton(
                text = "Close",
                onClick = { showBottomSheet.value = false },
                modifier = Modifier.fillMaxWidth()
            )
        }
    }
}

Bottom Sheet with List Content

var showBottomSheet = remember { mutableStateOf(false) }
var selectedItem by remember { mutableStateOf("") }

Scaffold {
    Column(verticalArrangement = Arrangement.spacedBy(8.dp)) {
        TextButton(
            text = "Show Selection List",
            onClick = { showBottomSheet.value = true }
        )
        
        Text("Selected: $selectedItem")
    }

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Select Item",
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        LazyColumn {
            items(20) { index ->
                Text(
                    text = "Item ${index + 1}",
                    modifier = Modifier
                        .fillMaxWidth()
                        .clickable {
                            selectedItem = "Item ${index + 1}"
                            showBottomSheet.value = false
                        }
                        .padding(vertical = 12.dp)
                )
            }
        }
    }
}

Without Dimming Layer

var showBottomSheet = remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Bottom Sheet Without Dim",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "No Dimming",
        enableWindowDim = false,
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Text("This bottom sheet has no background dimming layer")
        Spacer(modifier = Modifier.height(16.dp))
        TextButton(
            text = "Close",
            onClick = { showBottomSheet.value = false },
            modifier = Modifier.fillMaxWidth()
        )
    }
}

Bottom Sheet with Action Buttons

var showBottomSheet = remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Bottom Sheet with Actions",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Action Sheet",
        leftAction = {
            TextButton(
                text = "Cancel",
                onClick = { showBottomSheet.value = false }
            )
        },
        rightAction = {
            TextButton(
                text = "Confirm",
                onClick = { 
                    // Handle confirm action
                    showBottomSheet.value = false 
                },
                colors = ButtonDefaults.textButtonColorsPrimary()
            )
        },
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Text("Content with custom header actions")
        Spacer(modifier = Modifier.height(16.dp))
        Text("Left and right action buttons are displayed in the header")
    }
}

Bottom Sheet with Form

var showBottomSheet = remember { mutableStateOf(false) }
var textFieldValue by remember { mutableStateOf("") }
var switchState by remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Form Bottom Sheet",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Settings Form",
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Card(
            color = MiuixTheme.colorScheme.secondaryContainer,
        ) {
            TextField(
                modifier = Modifier.padding(vertical = 12.dp),
                value = textFieldValue,
                label = "Enter content",
                maxLines = 1,
                onValueChange = { textFieldValue = it }
            )
            
            SuperSwitch(
                title = "Switch Option",
                checked = switchState,
                onCheckedChange = { switchState = it }
            )
        }
        
        Spacer(Modifier.height(12.dp))
        
        Row(
            horizontalArrangement = Arrangement.SpaceBetween
        ) {
            TextButton(
                text = "Cancel",
                onClick = { showBottomSheet.value = false },
                modifier = Modifier.weight(1f)
            )
            Spacer(Modifier.width(20.dp))
            TextButton(
                text = "Confirm",
                onClick = { showBottomSheet.value = false },
                modifier = Modifier.weight(1f),
                colors = ButtonDefaults.textButtonColorsPrimary()
            )
        }
    }
}

Adaptive Content Height

var showBottomSheet = remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Adaptive Height Bottom Sheet",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Adaptive Height",
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Column(modifier = Modifier.padding(vertical = 16.dp)) {
            Text("The height adapts to content")
            Spacer(modifier = Modifier.height(16.dp))
            Text("Add as much content as needed")
            Spacer(modifier = Modifier.height(16.dp))
            Text("But will not cover the status bar area")
            Spacer(modifier = Modifier.height(16.dp))
            TextButton(
                text = "Close",
                onClick = { showBottomSheet.value = false },
                modifier = Modifier.fillMaxWidth()
            )
        }
    }
}

Non-Dismissible Bottom Sheet

var showBottomSheet = remember { mutableStateOf(false) }

Scaffold {
    TextButton(
        text = "Show Non-Dismissible Bottom Sheet",
        onClick = { showBottomSheet.value = true }
    )

    SuperBottomSheet(
        show = showBottomSheet,
        title = "Non-Dismissible",
        allowDismiss = false,
        onDismissRequest = { showBottomSheet.value = false }
    ) {
        Column(modifier = Modifier.padding(vertical = 16.dp)) {
            Text("This bottom sheet cannot be dismissed by dragging or back gesture")
            Spacer(modifier = Modifier.height(16.dp))
            Text("You must explicitly close it using the button below")
            Spacer(modifier = Modifier.height(16.dp))
            TextButton(
                text = "Close",
                onClick = { showBottomSheet.value = false },
                modifier = Modifier.fillMaxWidth()
            )
        }
    }
}