69 lines
2.2 KiB
Kotlin
69 lines
2.2 KiB
Kotlin
package com.jetpackduba.gitnuro.extensions
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import androidx.compose.foundation.*
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import androidx.compose.foundation.interaction.MutableInteractionSource
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import androidx.compose.foundation.interaction.collectIsHoveredAsState
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.getValue
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import androidx.compose.runtime.remember
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import androidx.compose.ui.ExperimentalComposeUiApi
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.awt.awtEventOrNull
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import androidx.compose.ui.graphics.Color
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import androidx.compose.ui.input.key.onPreviewKeyEvent
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import androidx.compose.ui.input.pointer.*
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fun Modifier.backgroundIf(condition: Boolean, color: Color): Modifier {
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return if (condition) {
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this.background(color)
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} else {
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this
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}
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}
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fun Modifier.handMouseClickable(onClick: () -> Unit): Modifier {
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return this
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.clickable { onClick() }
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.handOnHover()
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}
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/**
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* Ignore keyboard events of that components.
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* Specially useful for clickable components that may get focused and become clickable when pressing ENTER.
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*/
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fun Modifier.ignoreKeyEvents(): Modifier {
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return this.onPreviewKeyEvent { true }
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}
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@OptIn(ExperimentalComposeUiApi::class)
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fun Modifier.handOnHover(): Modifier {
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return this.pointerHoverIcon(PointerIconDefaults.Hand)
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}
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// TODO Try to restore hover that was shown with clickable modifier
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@OptIn(ExperimentalComposeUiApi::class)
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@Composable
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fun Modifier.fastClickable(key: Any = Unit, onClick: () -> Unit) =
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this.handOnHover()
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.hoverBackground()
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.pointerInput(key) {
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while (true) {
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val lastMouseEvent = awaitPointerEventScope { awaitFirstDownEvent() }
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val mouseEvent = lastMouseEvent.awtEventOrNull
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if (mouseEvent != null) {
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if (lastMouseEvent.button.isPrimary) {
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onClick()
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}
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}
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}
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}
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@Composable
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private fun Modifier.hoverBackground(): Modifier {
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val hoverInteraction = remember { MutableInteractionSource() }
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return this.hoverable(hoverInteraction)
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.indication(hoverInteraction, LocalIndication.current)
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}
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