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135
...e/src/jsMain/kotlin/io/github/opletter/courseevals/site/core/components/widgets/Slider.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| package io.github.opletter.courseevals.site.core.components.widgets | ||
|
|
||
| import androidx.compose.runtime.* | ||
| import com.varabyte.kobweb.compose.css.* | ||
| import com.varabyte.kobweb.compose.foundation.layout.Box | ||
| import com.varabyte.kobweb.compose.foundation.layout.BoxScope | ||
| import com.varabyte.kobweb.compose.foundation.layout.Column | ||
| import com.varabyte.kobweb.compose.ui.Alignment | ||
| import com.varabyte.kobweb.compose.ui.Modifier | ||
| import com.varabyte.kobweb.compose.ui.modifiers.* | ||
| import com.varabyte.kobweb.compose.ui.toAttrs | ||
| import com.varabyte.kobweb.silk.components.forms.Button | ||
| import com.varabyte.kobweb.silk.components.forms.ButtonStyle | ||
| import com.varabyte.kobweb.silk.components.icons.fa.FaRotateRight | ||
| import com.varabyte.kobweb.silk.components.style.active | ||
| import com.varabyte.kobweb.silk.components.style.addVariant | ||
| import com.varabyte.kobweb.silk.components.style.hover | ||
| import org.jetbrains.compose.web.css.cssRem | ||
| import org.jetbrains.compose.web.css.ms | ||
| import org.jetbrains.compose.web.css.px | ||
| import org.jetbrains.compose.web.dom.RangeInput | ||
| import org.jetbrains.compose.web.dom.Text | ||
|
|
||
| val UnstyledButtonVariant by ButtonStyle.addVariant { | ||
| base { | ||
| Modifier | ||
| .color(CSSColor.Unset) | ||
| .backgroundColor(BackgroundColor.Unset) | ||
| .lineHeight(LineHeight.Unset) | ||
| .fontSize(FontSize.Unset) | ||
| .padding(0.px) | ||
| .borderRadius(0.px) | ||
| } | ||
| hover { | ||
| Modifier.backgroundColor(BackgroundColor.Unset) | ||
| } | ||
| active { | ||
| Modifier.backgroundColor(BackgroundColor.Unset) | ||
| } | ||
| } | ||
|
|
||
| @Composable | ||
| fun LabeledSlider( | ||
| startValue: Number, | ||
| bounds: Pair<Number, Number>, | ||
| step: Number = 1, | ||
| onRelease: (Number) -> Unit, | ||
| modifier: Modifier = Modifier, | ||
| onSlide: (Number) -> Unit = {}, | ||
| onReset: (() -> Unit)? = null, | ||
| getText: (Number) -> String = { it.toString() }, | ||
| resetContent: @Composable BoxScope.() -> Unit = { FaRotateRight() }, | ||
| ) { | ||
| var rangeValue by remember { mutableStateOf(startValue) } | ||
| Column(modifier, horizontalAlignment = Alignment.CenterHorizontally) { | ||
| Slider( | ||
| startValue, | ||
| bounds, | ||
| step, | ||
| onRelease, | ||
| onSlide = { | ||
| rangeValue = it | ||
| onSlide(it) | ||
| }, | ||
| onReset = onReset?.let { | ||
| { | ||
| rangeValue = startValue | ||
| it() | ||
| } | ||
| }, | ||
| resetContent = resetContent, | ||
| modifier = Modifier.fillMaxWidth(), | ||
| ) | ||
| Text(getText(rangeValue)) | ||
| } | ||
| } | ||
|
|
||
| @Composable | ||
| fun Slider( | ||
| startValue: Number, | ||
| bounds: Pair<Number, Number>, | ||
| step: Number = 1, | ||
| onRelease: (Number) -> Unit, | ||
| modifier: Modifier = Modifier, | ||
| onSlide: (Number) -> Unit = {}, | ||
| onReset: (() -> Unit)? = null, | ||
| resetContent: @Composable BoxScope.() -> Unit = { FaRotateRight() }, | ||
| ) { | ||
| var rangeValue by remember { mutableStateOf(startValue) } | ||
| var releaseValue by remember { mutableStateOf(startValue) } // used to determine if we should show the reset button | ||
| Box( | ||
| Modifier | ||
| .gridTemplateColumns("1fr auto 1fr") | ||
| .columnGap(0.5.cssRem) | ||
| .then(modifier), | ||
| contentAlignment = Alignment.Center, | ||
| ) { | ||
| RangeInput( | ||
| value = rangeValue, | ||
| min = bounds.first, | ||
| max = bounds.second, | ||
| step = step, | ||
| attrs = Modifier.gridColumn("2").toAttrs { | ||
| onInput { | ||
| rangeValue = it.value!! | ||
| onSlide(it.value!!) | ||
| } | ||
| onChange { | ||
| releaseValue = rangeValue | ||
| onRelease(rangeValue) | ||
| } | ||
| } | ||
| ) | ||
| ClosableTransitionObject( | ||
| open = onReset != null && releaseValue != startValue, | ||
| openModifier = Modifier.opacity(1), | ||
| closedModifier = Modifier.opacity(0), | ||
| ) { | ||
| Button( | ||
| onClick = { | ||
| rangeValue = startValue | ||
| releaseValue = startValue | ||
| onReset!!() | ||
| }, | ||
| Modifier | ||
| .gridColumn("3") | ||
| .transition(CSSTransition("opacity", 150.ms)) | ||
| .then(it), | ||
| variant = UnstyledButtonVariant, | ||
| ) { | ||
| resetContent() | ||
| } | ||
| } | ||
| } | ||
| } |
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