FocusRequesterModifier

Artifact: androidx.compose.ui:ui

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Added in 1.0.0

Deprecated in 1.4.0

Common/All

• Cmn

  interface FocusRequesterModifier : Modifier.Element

---

This interface is deprecated.
Use FocusRequesterModifierNode instead

A modifier that is used to pass in a FocusRequester that can be used to request focus state changes.

import androidx.compose.foundation.border
import androidx.compose.foundation.clickable
import androidx.compose.foundation.focusable
import androidx.compose.foundation.layout.Box
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.focus.FocusRequester
import androidx.compose.ui.focus.focusRequester
import androidx.compose.ui.focus.onFocusChanged
import androidx.compose.ui.graphics.Color.Companion.Black
import androidx.compose.ui.graphics.Color.Companion.Green
import androidx.compose.ui.unit.dp

val focusRequester = remember { FocusRequester() }
var color by remember { mutableStateOf(Black) }
Box(
    Modifier.clickable { focusRequester.requestFocus() }
        .border(2.dp, color)
        // The focusRequester should be added BEFORE the focusable.
        .focusRequester(focusRequester)
        // The onFocusChanged should be added BEFORE the focusable that is being observed.
        .onFocusChanged { color = if (it.isFocused) Green else Black }
        .focusable()
)

See also
FocusRequester
focusRequester

Summary

Public properties
FocusRequester	focusRequester This property is deprecated. Use FocusRequesterModifierNode instead	Cmn

Inherited functions
From androidx.compose.ui.Modifier open infix Modifier then(other: Modifier) This function is deprecated. Use FocusRequesterModifierNode instead Cmn
From androidx.compose.ui.Modifier.Element open Boolean all(predicate: (Modifier.Element) -> Boolean) This function is deprecated. Use FocusRequesterModifierNode instead Cmn open Boolean any(predicate: (Modifier.Element) -> Boolean) This function is deprecated. Use FocusRequesterModifierNode instead Cmn open R <R : Any?> foldIn(initial: R, operation: (Modifier.Element, R) -> R) This function is deprecated. Use FocusRequesterModifierNode instead Cmn open R <R : Any?> foldOut(initial: R, operation: (Modifier.Element, R) -> R) This function is deprecated. Use FocusRequesterModifierNode instead Cmn

Public properties

focusRequester

Cmn

Added in 1.0.0

Deprecated in 1.4.0

val focusRequester: FocusRequester

This property is deprecated.
Use FocusRequesterModifierNode instead

An instance of FocusRequester, that can be used to request focus state changes.

import androidx.compose.foundation.border
import androidx.compose.foundation.clickable
import androidx.compose.foundation.focusable
import androidx.compose.foundation.layout.Box
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.focus.FocusRequester
import androidx.compose.ui.focus.focusRequester
import androidx.compose.ui.focus.onFocusChanged
import androidx.compose.ui.graphics.Color.Companion.Black
import androidx.compose.ui.graphics.Color.Companion.Green
import androidx.compose.ui.unit.dp

val focusRequester = remember { FocusRequester() }
var color by remember { mutableStateOf(Black) }
Box(
    Modifier.clickable { focusRequester.requestFocus() }
        .border(2.dp, color)
        // The focusRequester should be added BEFORE the focusable.
        .focusRequester(focusRequester)
        // The onFocusChanged should be added BEFORE the focusable that is being observed.
        .onFocusChanged { color = if (it.isFocused) Green else Black }
        .focusable()
)