FocusRequester.Companion
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Cmn
object FocusRequester.Companion
Summary
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Convenient way to create multiple |
Public functions |
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FocusRequester.Companion.FocusRequesterFactory |
Convenient way to create multiple |
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Public properties |
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FocusRequester |
Cancelled |
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FocusRequester |
Default |
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Public functions
createRefs
fun createRefs(): FocusRequester.Companion.FocusRequesterFactory
Convenient way to create multiple FocusRequesters, which can to be used to request focus, or to specify a focus traversal order.
import androidx.compose.foundation.focusable import androidx.compose.foundation.layout.Box import androidx.compose.foundation.layout.Column import androidx.compose.runtime.remember import androidx.compose.ui.Modifier import androidx.compose.ui.focus.FocusRequester import androidx.compose.ui.focus.focusRequester val (item1, item2, item3, item4) = remember { FocusRequester.createRefs() } Column { Box(Modifier.focusRequester(item1).focusable()) Box(Modifier.focusRequester(item2).focusable()) Box(Modifier.focusRequester(item3).focusable()) Box(Modifier.focusRequester(item4).focusable()) }
Public properties
Cancel
val Cancel: FocusRequester
Cancelled focusRequester, which when used in Modifier.focusProperties implies that we want to block focus search from proceeding in the specified direction.
import androidx.compose.foundation.layout.Box import androidx.compose.foundation.layout.Column import androidx.compose.ui.Modifier import androidx.compose.ui.focus.FocusRequester.Companion.Cancel import androidx.compose.ui.focus.focusProperties import androidx.compose.ui.focus.focusTarget // If Box 2 is focused, pressing Up will not take focus to Box 1, // But pressing Down will move focus to Box 3. Column { // Box 1. Box(Modifier.focusTarget()) // Box 2. Box(modifier = Modifier.focusProperties { up = Cancel }.focusTarget()) // Box 3. Box(Modifier.focusTarget()) }
Default
val Default: FocusRequester
Default focusRequester, which when used in Modifier.focusProperties implies that we want to use the default system focus order, that is based on the position of the items on the screen.