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/*
* Copyright (c) 2018. Robert Jaros
*/
package pl.treksoft.kvision.navbar
import com.github.snabbdom.VNode
import pl.treksoft.kvision.core.Component
import pl.treksoft.kvision.core.Container
import pl.treksoft.kvision.core.StringBoolPair
import pl.treksoft.kvision.core.StringPair
import pl.treksoft.kvision.html.Link
import pl.treksoft.kvision.html.TAG
import pl.treksoft.kvision.html.Tag.Companion.tag
import pl.treksoft.kvision.panel.SimplePanel
/**
* Navbar types.
*/
enum class NavbarType(internal val navbarType: String) {
FIXEDTOP("navbar-fixed-top"),
FIXEDBOTTOM("navbar-fixed-bottom"),
STATICTOP("navbar-static-top")
}
/**
* The Bootstrap Navbar container.
*
* @constructor
* @param label the navbar label
* @param type the navbar type
* @param inverted determines if the navbar is inverted
* @param classes a set of CSS class names
* @param init an initializer extension function
*/
open class Navbar(
label: String = "",
type: NavbarType? = null,
inverted: Boolean = false,
classes: Set<String> = setOf(), init: (Navbar.() -> Unit)? = null
) : SimplePanel(classes) {
/**
* The navbar header label.
*/
var label
get() = brandLink.label
set(value) {
brandLink.label = value
}
/**
* The navbar type.
*/
var type by refreshOnUpdate(type)
/**
* Determines if the navbar is inverted.
*/
var inverted by refreshOnUpdate(inverted)
private val idc = "kv_navbar_$counter"
private val brandLink = Link(label, "#", classes = setOf("navbar-brand"))
internal val container = SimplePanel(setOf("collapse", "navbar-collapse")) {
id = idc
}
init {
val c = SimplePanel(setOf("container-fluid")) {
simplePanel(setOf("navbar-header")) {
add(NavbarButton(idc))
add(brandLink)
}
add(container)
}
addInternal(c)
counter++
@Suppress("LeakingThis")
init?.invoke(this)
}
override fun render(): VNode {
return render("nav", childrenVNodes())
}
override fun add(child: Component): Navbar {
container.add(child)
return this
}
override fun addAll(children: List<Component>): Navbar {
container.addAll(children)
return this
}
override fun remove(child: Component): Navbar {
container.remove(child)
return this
}
override fun removeAll(): Navbar {
container.removeAll()
return this
}
override fun getChildren(): List<Component> {
return container.getChildren()
}
override fun getSnClass(): List<StringBoolPair> {
val cl = super.getSnClass().toMutableList()
cl.add("navbar" to true)
type?.let {
cl.add(it.navbarType to true)
}
if (inverted) {
cl.add("navbar-inverse" to true)
} else {
cl.add("navbar-default" to true)
}
return cl
}
companion object {
internal var counter = 0
/**
* DSL builder extension function.
*
* It takes the same parameters as the constructor of the built component.
*/
fun Container.navbarPanel(
text: String = "",
type: NavbarType? = null,
inverted: Boolean = false,
classes: Set<String> = setOf(), init: (Navbar.() -> Unit)? = null
): Navbar {
val navbarPanel = Navbar(text, type, inverted, classes, init)
this.add(navbarPanel)
return navbarPanel
}
}
}
/**
* @suppress
* Internal component.
* The Bootstrap Navbar header button.
*/
internal class NavbarButton(private val idc: String, toggle: String = "Toggle navigation") :
SimplePanel(setOf("navbar-toggle", "collapsed")) {
init {
tag(TAG.SPAN, toggle, classes = setOf("sr-only"))
tag(TAG.SPAN, classes = setOf("icon-bar"))
tag(TAG.SPAN, classes = setOf("icon-bar"))
tag(TAG.SPAN, classes = setOf("icon-bar"))
}
override fun render(): VNode {
return render("button", childrenVNodes())
}
override fun getSnAttrs(): List<StringPair> {
return super.getSnAttrs() + listOf(
"type" to "button",
"data-toggle" to "collapse",
"data-target" to "#$idc",
"aria-expanded" to "false"
)
}
}
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