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package pl.treksoft.kvision.panel
import pl.treksoft.kvision.core.Component
enum class SIDE {
LEFT,
RIGHT,
CENTER,
UP,
DOWN
}
open class DockPanel(classes: Set<String> = setOf()) : SimplePanel(classes = classes) {
protected var left: Component? = null
protected var center: Component? = null
protected var right: Component? = null
protected var up: Component? = null
protected var down: Component? = null
protected val mainContainer = FlexPanel(
direction = FLEXDIR.COLUMN, justify = FLEXJUSTIFY.SPACEBETWEEN,
alignItems = FLEXALIGNITEMS.STRETCH
)
protected val subContainer = FlexPanel(justify = FLEXJUSTIFY.SPACEBETWEEN, alignItems = FLEXALIGNITEMS.CENTER)
init {
this.addInternal(mainContainer)
mainContainer.add(subContainer, 2)
}
@Suppress("MagicNumber")
open fun add(widget: Component, position: SIDE): DockPanel {
when (position) {
SIDE.UP -> {
up?.let { mainContainer.remove(it) }
up = widget
mainContainer.add(widget, 1, alignSelf = FLEXALIGNITEMS.CENTER)
}
SIDE.CENTER -> {
center?.let { subContainer.remove(it) }
center = widget
subContainer.add(widget, 2)
}
SIDE.LEFT -> {
left?.let { subContainer.remove(it) }
left = widget
subContainer.add(widget, 1)
}
SIDE.RIGHT -> {
right?.let { subContainer.remove(it) }
right = widget
subContainer.add(widget, 3)
}
SIDE.DOWN -> {
down?.let { mainContainer.remove(it) }
down = widget
mainContainer.add(widget, 3, alignSelf = FLEXALIGNITEMS.CENTER)
}
}
return this
}
override fun add(child: Component): DockPanel {
return this.add(child, SIDE.CENTER)
}
override fun addAll(children: List<Component>): DockPanel {
children.forEach { this.add(it) }
return this
}
override fun remove(child: Component): DockPanel {
if (child == left) removeAt(SIDE.LEFT)
if (child == center) removeAt(SIDE.CENTER)
if (child == right) removeAt(SIDE.RIGHT)
if (child == up) removeAt(SIDE.UP)
if (child == down) removeAt(SIDE.DOWN)
return this
}
open fun removeAt(position: SIDE): DockPanel {
when (position) {
SIDE.UP -> {
up?.let { mainContainer.remove(it) }
up = null
}
SIDE.CENTER -> {
center?.let { subContainer.remove(it) }
center = null
}
SIDE.LEFT -> {
left?.let { subContainer.remove(it) }
left = null
}
SIDE.RIGHT -> {
right?.let { subContainer.remove(it) }
right = null
}
SIDE.DOWN -> {
down?.let { mainContainer.remove(it) }
down = null
}
}
return this
}
override fun removeAll(): DockPanel {
removeAt(SIDE.LEFT)
removeAt(SIDE.CENTER)
removeAt(SIDE.RIGHT)
removeAt(SIDE.UP)
removeAt(SIDE.DOWN)
return this
}
}
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