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/*
* Copyright (c) 2017-present Robert Jaros
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package pl.treksoft.kvision.panel
import pl.treksoft.kvision.core.Component
/**
* Dock layout directions.
*/
enum class SIDE {
LEFT,
RIGHT,
CENTER,
UP,
DOWN
}
/**
* The container with dock layout (up, down, left, right and center positions).
*
* @constructor
* @param classes a set of CSS class names
*/
open class DockPanel(classes: Set<String> = setOf()) : SimplePanel(classes = classes) {
/**
* @suppress
* Internal property.
*/
protected var left: Component? = null
/**
* @suppress
* Internal property.
*/
protected var center: Component? = null
/**
* @suppress
* Internal property.
*/
protected var right: Component? = null
/**
* @suppress
* Internal property.
*/
protected var up: Component? = null
/**
* @suppress
* Internal property.
*/
protected var down: Component? = null
/**
* @suppress
* Internal property.
*/
protected val mainContainer = FlexPanel(
direction = FLEXDIR.COLUMN, justify = FLEXJUSTIFY.SPACEBETWEEN,
alignItems = FLEXALIGNITEMS.STRETCH
)
/**
* @suppress
* Internal property.
*/
protected val subContainer = FlexPanel(justify = FLEXJUSTIFY.SPACEBETWEEN, alignItems = FLEXALIGNITEMS.CENTER)
init {
this.addInternal(mainContainer)
mainContainer.add(subContainer, 2)
}
/**
* Adds a component to the dock container.
* @param child child component
* @param position position in the dock
* @return current container
*/
@Suppress("MagicNumber")
open fun add(child: Component, position: SIDE): DockPanel {
when (position) {
SIDE.UP -> {
up?.let { mainContainer.remove(it) }
up = child
mainContainer.add(child, 1, alignSelf = FLEXALIGNITEMS.CENTER)
}
SIDE.CENTER -> {
center?.let { subContainer.remove(it) }
center = child
subContainer.add(child, 2)
}
SIDE.LEFT -> {
left?.let { subContainer.remove(it) }
left = child
subContainer.add(child, 1)
}
SIDE.RIGHT -> {
right?.let { subContainer.remove(it) }
right = child
subContainer.add(child, 3)
}
SIDE.DOWN -> {
down?.let { mainContainer.remove(it) }
down = child
mainContainer.add(child, 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
}
/**
* Removes child from given position in the dock.
* @param position position in the dock
* @return current container
*/
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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