New containers: StackPanel, SplitPanel, Tabs

1 files changed, 50 insertions, 0 deletions

diff --git a/src/main/kotlin/pl/treksoft/kvision/tabs/Tabs.kt b/src/main/kotlin/pl/treksoft/kvision/tabs/Tabs.kt
new file mode 100644
index 00000000..4bc4d4b6
--- /dev/null
+++ b/src/main/kotlin/pl/treksoft/kvision/tabs/Tabs.kt
@@ -0,0 +1,50 @@
+package pl.treksoft.kvision.tabs
+
+import pl.treksoft.kvision.core.Container
+import pl.treksoft.kvision.core.ResString
+import pl.treksoft.kvision.core.Widget
+import pl.treksoft.kvision.html.Link
+import pl.treksoft.kvision.html.TAG
+import pl.treksoft.kvision.html.Tag
+import pl.treksoft.kvision.panel.StackPanel
+
+open class Tabs : Container(setOf()) {
+    internal var nav = Tag(TAG.UL, classes = setOf("nav", "nav-tabs"))
+    internal var content = StackPanel(false)
+    var activeIndex
+        get() = content.activeIndex
+        set(value) {
+            content.activeIndex = value
+            nav.children.forEach { it.removeCssClass("active") }
+            if (content.activeIndex >= 0 && content.activeIndex <= nav.children.size) {
+                nav.children[content.activeIndex].addCssClass("active")
+            }
+        }
+
+    init {
+        this.add(nav)
+        this.add(content)
+    }
+
+    open fun addTab(title: String, panel: Widget, icon: String? = null,
+                    image: ResString? = null): Tabs {
+        val tag = Tag(TAG.LI)
+        tag.role = "presentation"
+        tag.add(Link(title, "#", icon, image))
+        val index = nav.children.size
+        tag.setEventListener {
+            click = { e ->
+                activeIndex = index
+                e.preventDefault()
+            }
+        }
+        nav.add(tag)
+        if (nav.children.size == 1) {
+            tag.addCssClass("active")
+            activeIndex = 0
+        }
+        content.add(panel)
+        return this
+    }
+
+}