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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 com.github.snabbdom.VNode
import com.github.snabbdom.h
import pl.treksoft.kvision.KVManager
import pl.treksoft.kvision.core.StringBoolPair
import pl.treksoft.kvision.core.Style
import pl.treksoft.kvision.dropdown.ContextMenu
import pl.treksoft.kvision.modal.Modal
import pl.treksoft.kvision.utils.snClasses
import pl.treksoft.kvision.utils.snOpt
/**
* Root container.
*
* This container is bound to the specific element in the main HTML file of the project.
* It is always the root of components tree and it is responsible for rendering and updating
* Snabbdom virtual DOM.
*
* @constructor
* @param id ID attribute of element in the main HTML file
* @param fixed if false, the container is rendered with Bootstrap "container-fluid" class,
* otherwise it's rendered with "container" class (default is false)
* @param init an initializer extension function
*/
@Suppress("TooManyFunctions")
class Root(id: String, private val fixed: Boolean = false, init: (Root.() -> Unit)? = null) : SimplePanel() {
private val contextMenus: MutableList<ContextMenu> = mutableListOf()
private var rootVnode: VNode = renderVNode()
internal var renderDisabled = false
val isFirstRoot = roots.isEmpty()
init {
rootVnode = KVManager.patch(id, this.renderVNode())
this.id = id
roots.add(this)
if (isFirstRoot) {
Style.styles.forEach { it.parent = this }
Modal.modals.forEach { it.parent = this }
}
@Suppress("LeakingThis")
init?.invoke(this)
}
override fun render(): VNode {
return if (!fixed) {
render("div#$id", arrayOf(h("div", snOpt {
`class` = snClasses(listOf("row" to true))
}, stylesVNodes() + childrenVNodes() + modalsVNodes() + contextMenusVNodes())))
} else {
render("div#$id", stylesVNodes() + childrenVNodes() + modalsVNodes() + contextMenusVNodes())
}
}
internal fun addContextMenu(contextMenu: ContextMenu) {
contextMenus.add(contextMenu)
contextMenu.parent = this
this.setInternalEventListener<Root> {
click = { e ->
@Suppress("UnsafeCastFromDynamic")
if (!e.asDynamic().dropDownCM) contextMenu.hide()
}
}
refresh()
}
private fun stylesVNodes(): Array<VNode> {
return if (isFirstRoot) {
val visibleStyles = Style.styles.filter { it.visible }
if (visibleStyles.isNotEmpty()) {
val stylesDesc = visibleStyles.joinToString("\n") { it.generateStyle() }
arrayOf(h("style", arrayOf(stylesDesc)))
} else {
arrayOf()
}
} else {
arrayOf()
}
}
private fun modalsVNodes(): Array<VNode> {
return if (isFirstRoot) {
Modal.modals.filter { it.visible }.map { it.renderVNode() }.toTypedArray()
} else {
arrayOf()
}
}
private fun contextMenusVNodes(): Array<VNode> {
return contextMenus.filter { it.visible }.map { it.renderVNode() }.toTypedArray()
}
override fun getSnClass(): List<StringBoolPair> {
val css = if (!fixed) "container-fluid" else "container"
return super.getSnClass() + (css to true)
}
internal fun reRender(): Root {
if (!renderDisabled) {
rootVnode = KVManager.patch(rootVnode, renderVNode())
}
return this
}
internal fun restart() {
rootVnode = KVManager.patch(rootVnode, h("div"))
rootVnode = KVManager.patch(rootVnode, renderVNode())
}
override fun getRoot(): Root? {
return this
}
override fun dispose() {
super.dispose()
roots.remove(this)
if (isFirstRoot) {
Style.styles.clear()
Modal.modals.clear()
}
}
companion object {
/**
* @suppress internal function
*/
fun shutdown() {
roots.forEach { it.dispose() }
roots.clear()
}
internal val roots: MutableList<Root> = mutableListOf()
internal fun getFirstRoot(): Root? {
return if (roots.isNotEmpty())
roots[0]
else
null
}
internal fun getLastRoot(): Root? {
return if (roots.isNotEmpty())
roots[roots.size - 1]
else
null
}
}
}
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