Tornadofx CSS选定行

import javafx.scene.control.TableRow
import tornadofx.*

class MyTableRow : TableRow<MyData>() {
    override fun updateItem(item: MyData?, empty: Boolean) {
        super.updateItem(item, empty)
        
        if (item != null) {
            if (item.value > 100) {
                style = "-fx-background-color: yellow;" // 设置背景颜色为黄色
            } else {
                style = "" // 清除样式
            }
        } else {
            style = "" // 清除样式
        }
    }
}

class MyView : View() {
    private val data = listOf(
        MyData("Item 1", 50),
        MyData("Item 2", 120),
        MyData("Item 3", 80)
    ).observable()

    override val root = tableview(data) {
        column("Name", MyData::name)
        column("Value", MyData::value)

        rowFactory = { MyTableRow() } // 应用自定义的行样式
    }
}

data class MyData(val name: String, val value: Int)

class MyApp : App(MyView::class)

fun main() {
    launch<MyApp>()
}