From 18f8ce777dcb0fa7d6723ffa9f36c35342cd342d Mon Sep 17 00:00:00 2001
From: Robert Jaros <rjaros@finn.pl>
Date: Tue, 7 May 2019 20:12:19 +0200
Subject: Upgrade to Kotlin 1.3.31

---
 gradle.properties | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gradle.properties b/gradle.properties
index 3d8b64ac..ec093d09 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 group=pl.treksoft
 version=0.0.35
-kotlinVersion=1.3.30
+kotlinVersion=1.3.31
 javaVersion=1.8
 coroutinesVersion=1.2.0
 serializationVersion=0.11.0
-- 
cgit 


From e5e523d4a9a5c90156f6dc20410be06bd151eee9 Mon Sep 17 00:00:00 2001
From: Robert Jaros <rjaros@finn.pl>
Date: Tue, 7 May 2019 20:12:45 +0200
Subject: Fix routing initialization.

---
 src/main/kotlin/pl/treksoft/kvision/routing/Routing.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/kotlin/pl/treksoft/kvision/routing/Routing.kt b/src/main/kotlin/pl/treksoft/kvision/routing/Routing.kt
index 950dfe1c..4628d989 100644
--- a/src/main/kotlin/pl/treksoft/kvision/routing/Routing.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/routing/Routing.kt
@@ -48,4 +48,4 @@ open class Routing : Navigo(null, true, "#!") {
 /**
  * Default JavaScript router.
  */
-var routing = Routing()
+var routing = Routing().also { it.resolve() }
-- 
cgit 


From 857afb0fa7e8bdf435e2bb7cb5d951ba29449362 Mon Sep 17 00:00:00 2001
From: Robert Jaros <rjaros@finn.pl>
Date: Tue, 7 May 2019 20:42:30 +0200
Subject: Closable tabs in the TabPanel container.

---
 .../src/main/resources/css/style.css               | 14 ++++
 .../kotlin/pl/treksoft/kvision/panel/StackPanel.kt | 15 ++++-
 .../kotlin/pl/treksoft/kvision/panel/TabPanel.kt   | 76 ++++++++++++++++++----
 .../kotlin/pl/treksoft/kvision/utils/Snabbdom.kt   |  2 +
 .../test/pl/treksoft/kvision/panel/TabPanelSpec.kt | 25 +++++++
 5 files changed, 117 insertions(+), 15 deletions(-)

diff --git a/kvision-modules/kvision-bootstrap/src/main/resources/css/style.css b/kvision-modules/kvision-bootstrap/src/main/resources/css/style.css
index a0314ced..ddbd5d28 100644
--- a/kvision-modules/kvision-bootstrap/src/main/resources/css/style.css
+++ b/kvision-modules/kvision-bootstrap/src/main/resources/css/style.css
@@ -163,3 +163,17 @@ ul.tabs-top > li {
     float:none;
     flex-shrink: 0;
 }
+
+.kv-tab-close {
+    margin-left: 10px;
+    color: #000;
+    text-shadow: 0 1px 0 #fff;
+    filter: alpha(opacity=20);
+    opacity: 0.2;
+}
+
+.kv-tab-close:hover, .kv-tab-close:focus {
+    cursor: pointer;
+    filter: alpha(opacity=50);
+    opacity: 0.5;
+}
diff --git a/src/main/kotlin/pl/treksoft/kvision/panel/StackPanel.kt b/src/main/kotlin/pl/treksoft/kvision/panel/StackPanel.kt
index 3b045fa6..37dd449b 100644
--- a/src/main/kotlin/pl/treksoft/kvision/panel/StackPanel.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/panel/StackPanel.kt
@@ -55,6 +55,8 @@ open class StackPanel(
             activeIndex = children.indexOf(value)
         }
 
+    internal val childrenMap = mutableMapOf<Int, Component>()
+
     init {
         @Suppress("LeakingThis")
         init?.invoke(this)
@@ -76,8 +78,11 @@ open class StackPanel(
      */
     open fun add(panel: Component, route: String): StackPanel {
         add(panel)
-        val currentIndex = children.size - 1
-        routing.on(route, { _ -> activeIndex = currentIndex }).resolve()
+        val currentIndex = counter++
+        childrenMap[currentIndex] = panel
+        routing.on(route, { _ ->
+            activeChild = childrenMap[currentIndex]!!
+        }).resolve()
         return this
     }
 
@@ -97,17 +102,23 @@ open class StackPanel(
 
     override fun remove(child: Component): StackPanel {
         super.remove(child)
+        childrenMap.filter { it.value == child }.keys.firstOrNull()?.let {
+            childrenMap.remove(it)
+        }
         if (activeIndex > children.size - 1) activeIndex = children.size - 1
         return this
     }
 
     override fun removeAll(): StackPanel {
         super.removeAll()
+        childrenMap.clear()
         if (activeIndex > children.size - 1) activeIndex = children.size - 1
         return this
     }
 
     companion object {
+        internal var counter = 0
+
         /**
          * DSL builder extension function.
          *
diff --git a/src/main/kotlin/pl/treksoft/kvision/panel/TabPanel.kt b/src/main/kotlin/pl/treksoft/kvision/panel/TabPanel.kt
index 5a4fac0c..ae8360b5 100644
--- a/src/main/kotlin/pl/treksoft/kvision/panel/TabPanel.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/panel/TabPanel.kt
@@ -25,10 +25,13 @@ import pl.treksoft.kvision.core.Component
 import pl.treksoft.kvision.core.Container
 import pl.treksoft.kvision.core.ResString
 import pl.treksoft.kvision.core.WidgetWrapper
-import pl.treksoft.kvision.html.Link
+import pl.treksoft.kvision.html.Icon
+import pl.treksoft.kvision.html.Link.Companion.link
 import pl.treksoft.kvision.html.TAG
 import pl.treksoft.kvision.html.Tag
 import pl.treksoft.kvision.routing.routing
+import pl.treksoft.kvision.utils.obj
+import pl.treksoft.kvision.html.Icon.Companion.icon as cicon
 
 /**
  * Tab position.
@@ -95,6 +98,8 @@ open class TabPanel(
     private var nav = Tag(TAG.UL, classes = navClasses)
     private var content = StackPanel(false)
 
+    internal val childrenMap = mutableMapOf<Int, Component>()
+
     init {
         when (tabPosition) {
             TabPosition.TOP -> {
@@ -135,23 +140,46 @@ open class TabPanel(
      * @param panel child component
      * @param icon icon of the tab
      * @param image image of the tab
+     * @param closable determines if this tab is closable
      * @param route JavaScript route to activate given child
      * @return current container
      */
     open fun addTab(
         title: String, panel: Component, icon: String? = null,
-        image: ResString? = null, route: String? = null
+        image: ResString? = null, closable: Boolean = false, route: String? = null
     ): TabPanel {
-        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()
-                if (route != null) {
-                    routing.navigate(route)
+        val currentIndex = counter++
+        childrenMap[currentIndex] = panel
+        val tag = Tag(TAG.LI) {
+            role = "presentation"
+            link(title, "#", icon, image) {
+                if (closable) {
+                    cicon("remove") {
+                        addCssClass("kv-tab-close")
+                        setEventListener<Icon> {
+                            click = { e ->
+                                val actIndex = this@TabPanel.content.children.indexOf(childrenMap[currentIndex])
+                                e.asDynamic().data = actIndex
+                                if (this@TabPanel.dispatchEvent(
+                                        "tabClosing",
+                                        obj { detail = e; cancelable = true }) != false
+                                ) {
+                                    this@TabPanel.removeTab(actIndex)
+                                    this@TabPanel.dispatchEvent("tabClosed", obj { detail = e })
+                                }
+                                e.stopPropagation()
+                            }
+                        }
+                    }
+                }
+            }
+            setEventListener {
+                click = { e ->
+                    activeIndex = this@TabPanel.content.children.indexOf(childrenMap[currentIndex])
+                    e.preventDefault()
+                    if (route != null) {
+                        routing.navigate(route)
+                    }
                 }
             }
         }
@@ -162,7 +190,8 @@ open class TabPanel(
         }
         content.add(panel)
         if (route != null) {
-            routing.on(route, { _ -> activeIndex = index }).resolve()
+            routing.on(route, { _ -> activeIndex = this@TabPanel.content.children.indexOf(childrenMap[currentIndex]) })
+                .resolve()
         }
         return this
     }
@@ -172,6 +201,9 @@ open class TabPanel(
      */
     open fun removeTab(index: Int): TabPanel {
         nav.remove(nav.children[index])
+        childrenMap.filter { it.value == content.children[index] }.keys.firstOrNull()?.let {
+            childrenMap.remove(it)
+        }
         content.remove(content.children[index])
         activeIndex = content.activeIndex
         return this
@@ -191,14 +223,32 @@ open class TabPanel(
         return removeTab(index)
     }
 
+    /**
+     * Returns child component by tab index.
+     * @param index tab index
+     */
+    open fun getChildComponent(index: Int): Component? {
+        return content.children[index]
+    }
+
+    /**
+     * Returns tab header component by tab index.
+     * @param index tab index
+     */
+    open fun getNavComponent(index: Int): Tag? {
+        return nav.children[index] as? Tag
+    }
+
     override fun removeAll(): TabPanel {
         content.removeAll()
         nav.removeAll()
+        childrenMap.clear()
         refresh()
         return this
     }
 
     companion object {
+        internal var counter = 0
         /**
          * DSL builder extension function.
          *
diff --git a/src/main/kotlin/pl/treksoft/kvision/utils/Snabbdom.kt b/src/main/kotlin/pl/treksoft/kvision/utils/Snabbdom.kt
index d2177a97..cb48cfd1 100644
--- a/src/main/kotlin/pl/treksoft/kvision/utils/Snabbdom.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/utils/Snabbdom.kt
@@ -130,6 +130,8 @@ interface BtOn : On {
     var tabulatorDataLoading: ((KvEvent) -> Unit)?
     var tabulatorDataLoaded: ((KvEvent) -> Unit)?
     var tabulatorDataEdited: ((KvEvent) -> Unit)?
+    var tabClosing: ((KvEvent) -> Unit)?
+    var tabClosed: ((KvEvent) -> Unit)?
 }
 
 /**
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/panel/TabPanelSpec.kt b/src/test/kotlin/test/pl/treksoft/kvision/panel/TabPanelSpec.kt
index 900a7268..f1f3beeb 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/panel/TabPanelSpec.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/panel/TabPanelSpec.kt
@@ -21,6 +21,7 @@
  */
 package test.pl.treksoft.kvision.panel
 
+import pl.treksoft.jquery.jQuery
 import pl.treksoft.kvision.html.Span
 import pl.treksoft.kvision.panel.Root
 import pl.treksoft.kvision.panel.TabPanel
@@ -89,4 +90,28 @@ class TabPanelSpec : DomSpec {
             )
         }
     }
+
+
+    @Test
+    fun tabClick() {
+        run {
+            val root = Root("test", true)
+            val tabs = TabPanel()
+            root.add(tabs)
+            val label1 = Span("abc")
+            val label2 = Span("def")
+            tabs.addTab("ABC", label1)
+            tabs.addTab("DEF", label2)
+            tabs.removeTab(0)
+            val label3 = Span("ghi")
+            tabs.addTab("GHI", label3)
+            jQuery("#test a")[0]?.click()
+            val element = document.getElementById("test")
+            assertEqualsHtml(
+                "<div><ul class=\"nav nav-tabs\"><li role=\"presentation\" class=\"\"><a href=\"#\">DEF</a></li><li role=\"presentation\"><a href=\"#\">GHI</a></li></ul><div><span>def</span></div></div>",
+                element?.innerHTML,
+                "Should select correct tab by clicking"
+            )
+        }
+    }
 }
\ No newline at end of file
-- 
cgit 


From 825445b7041e2b07622801b0bbbf779b70f03f23 Mon Sep 17 00:00:00 2001
From: Robert Jaros <rjaros@finn.pl>
Date: Sat, 11 May 2019 02:29:40 +0200
Subject: Refactor focus and blur methods in FormControl interface.

---
 .../main/kotlin/pl/treksoft/kvision/form/time/DateTimeInput.kt |  4 ++--
 .../src/main/kotlin/pl/treksoft/kvision/form/select/Select.kt  |  4 ++--
 .../main/kotlin/pl/treksoft/kvision/form/select/SelectInput.kt | 10 +++++-----
 .../kotlin/pl/treksoft/kvision/form/spinner/SpinnerInput.kt    |  4 ++--
 .../main/kotlin/pl/treksoft/kvision/form/upload/UploadInput.kt |  4 ++--
 src/main/kotlin/pl/treksoft/kvision/form/FormControl.kt        | 10 ++++++++++
 src/main/kotlin/pl/treksoft/kvision/form/check/CheckInput.kt   |  4 ++--
 .../kotlin/pl/treksoft/kvision/form/check/RadioGroupInput.kt   |  4 ++--
 .../kotlin/pl/treksoft/kvision/form/text/AbstractTextInput.kt  |  4 ++--
 9 files changed, 29 insertions(+), 19 deletions(-)

diff --git a/kvision-modules/kvision-datetime/src/main/kotlin/pl/treksoft/kvision/form/time/DateTimeInput.kt b/kvision-modules/kvision-datetime/src/main/kotlin/pl/treksoft/kvision/form/time/DateTimeInput.kt
index 7c1c8d71..5858d04b 100644
--- a/kvision-modules/kvision-datetime/src/main/kotlin/pl/treksoft/kvision/form/time/DateTimeInput.kt
+++ b/kvision-modules/kvision-datetime/src/main/kotlin/pl/treksoft/kvision/form/time/DateTimeInput.kt
@@ -282,14 +282,14 @@ open class DateTimeInput(
     /**
      * Makes the input element focused.
      */
-    open fun focus() {
+    override fun focus() {
         getElementJQuery()?.focus()
     }
 
     /**
      * Makes the input element blur.
      */
-    open fun blur() {
+    override fun blur() {
         getElementJQuery()?.blur()
     }
 
diff --git a/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/Select.kt b/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/Select.kt
index f19081e1..db8a5b3b 100644
--- a/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/Select.kt
+++ b/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/Select.kt
@@ -39,7 +39,7 @@ import pl.treksoft.kvision.utils.SnOn
  * [SelectOption] or [SelectOptGroup] components to the container.
  *
  * @constructor
- * @param options an optional list of options (label to value pairs) for the select control
+ * @param options an optional list of options (value to label pairs) for the select control
  * @param value selected value
  * @param name the name attribute of the generated HTML input element
  * @param multiple allows multiple value selection (multiple values are comma delimited)
@@ -55,7 +55,7 @@ open class Select(
 ) : SimplePanel(setOf("form-group")), StringFormControl {
 
     /**
-     * A list of options (label to value pairs) for the select control.
+     * A list of options (value to label pairs) for the select control.
      */
     var options
         get() = input.options
diff --git a/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/SelectInput.kt b/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/SelectInput.kt
index 7ffdf2c2..9ae1a4e9 100644
--- a/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/SelectInput.kt
+++ b/kvision-modules/kvision-select/src/main/kotlin/pl/treksoft/kvision/form/select/SelectInput.kt
@@ -50,7 +50,7 @@ enum class SelectWidthType(internal val value: String) {
  * [SelectOption] or [SelectOptGroup] components to the container.
  *
  * @constructor
- * @param options an optional list of options (label to value pairs) for the select control
+ * @param options an optional list of options (value to label pairs) for the select control
  * @param value selected value
  * @param multiple allows multiple value selection (multiple values are comma delimited)
  * @param ajaxOptions additional options for remote (AJAX) data source
@@ -64,9 +64,9 @@ open class SelectInput(
 ) : SimplePanel(classes), FormInput {
 
     /**
-     * A list of options (label to value pairs) for the select control.
+     * A list of options (value to label pairs) for the select control.
      */
-    internal var options by refreshOnUpdate(options) { setChildrenFromOptions() }
+    var options by refreshOnUpdate(options) { setChildrenFromOptions() }
     /**
      * A value of the selected option.
      */
@@ -337,14 +337,14 @@ open class SelectInput(
     /**
      * Makes the input element focused.
      */
-    open fun focus() {
+    override fun focus() {
         getElementJQuery()?.focus()
     }
 
     /**
      * Makes the input element blur.
      */
-    open fun blur() {
+    override fun blur() {
         getElementJQuery()?.blur()
     }
 
diff --git a/kvision-modules/kvision-spinner/src/main/kotlin/pl/treksoft/kvision/form/spinner/SpinnerInput.kt b/kvision-modules/kvision-spinner/src/main/kotlin/pl/treksoft/kvision/form/spinner/SpinnerInput.kt
index c60aab2f..66e98ab5 100644
--- a/kvision-modules/kvision-spinner/src/main/kotlin/pl/treksoft/kvision/form/spinner/SpinnerInput.kt
+++ b/kvision-modules/kvision-spinner/src/main/kotlin/pl/treksoft/kvision/form/spinner/SpinnerInput.kt
@@ -293,14 +293,14 @@ open class SpinnerInput(
     /**
      * Makes the input element focused.
      */
-    open fun focus() {
+    override fun focus() {
         getElementJQuery()?.focus()
     }
 
     /**
      * Makes the input element blur.
      */
-    open fun blur() {
+    override fun blur() {
         getElementJQuery()?.blur()
     }
 
diff --git a/kvision-modules/kvision-upload/src/main/kotlin/pl/treksoft/kvision/form/upload/UploadInput.kt b/kvision-modules/kvision-upload/src/main/kotlin/pl/treksoft/kvision/form/upload/UploadInput.kt
index a250df42..39c4c4c6 100644
--- a/kvision-modules/kvision-upload/src/main/kotlin/pl/treksoft/kvision/form/upload/UploadInput.kt
+++ b/kvision-modules/kvision-upload/src/main/kotlin/pl/treksoft/kvision/form/upload/UploadInput.kt
@@ -278,14 +278,14 @@ open class UploadInput(uploadUrl: String? = null, multiple: Boolean = false, cla
     /**
      * Makes the input element focused.
      */
-    open fun focus() {
+    override fun focus() {
         getElementJQuery()?.focus()
     }
 
     /**
      * Makes the input element blur.
      */
-    open fun blur() {
+    override fun blur() {
         getElementJQuery()?.blur()
     }
 
diff --git a/src/main/kotlin/pl/treksoft/kvision/form/FormControl.kt b/src/main/kotlin/pl/treksoft/kvision/form/FormControl.kt
index 57ce88eb..3019fb6f 100644
--- a/src/main/kotlin/pl/treksoft/kvision/form/FormControl.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/form/FormControl.kt
@@ -47,6 +47,16 @@ interface FormInput : Component {
      * The name attribute of the generated HTML input element.
      */
     var name: String?
+
+    /**
+     * Makes the input element focused.
+     */
+    fun focus()
+
+    /**
+     * Makes the input element blur.
+     */
+    fun blur()
 }
 
 /**
diff --git a/src/main/kotlin/pl/treksoft/kvision/form/check/CheckInput.kt b/src/main/kotlin/pl/treksoft/kvision/form/check/CheckInput.kt
index 6973efe9..07b86b4c 100644
--- a/src/main/kotlin/pl/treksoft/kvision/form/check/CheckInput.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/form/check/CheckInput.kt
@@ -152,14 +152,14 @@ abstract class CheckInput(
     /**
      * Makes the input element focused.
      */
-    open fun focus() {
+    override fun focus() {
         getElementJQuery()?.focus()
     }
 
     /**
      * Makes the input element blur.
      */
-    open fun blur() {
+    override fun blur() {
         getElementJQuery()?.blur()
     }
 
diff --git a/src/main/kotlin/pl/treksoft/kvision/form/check/RadioGroupInput.kt b/src/main/kotlin/pl/treksoft/kvision/form/check/RadioGroupInput.kt
index 98839982..fca681f6 100644
--- a/src/main/kotlin/pl/treksoft/kvision/form/check/RadioGroupInput.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/form/check/RadioGroupInput.kt
@@ -150,11 +150,11 @@ open class RadioGroupInput(
         }
     }
 
-    fun focus() {
+    override fun focus() {
         getChildren().filterIsInstance<Radio>().firstOrNull()?.focus()
     }
 
-    fun blur() {
+    override fun blur() {
         getChildren().filterIsInstance<Radio>().firstOrNull()?.blur()
     }
 
diff --git a/src/main/kotlin/pl/treksoft/kvision/form/text/AbstractTextInput.kt b/src/main/kotlin/pl/treksoft/kvision/form/text/AbstractTextInput.kt
index c9ea2dba..393ae63f 100644
--- a/src/main/kotlin/pl/treksoft/kvision/form/text/AbstractTextInput.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/form/text/AbstractTextInput.kt
@@ -157,14 +157,14 @@ abstract class AbstractTextInput(
     /**
      * Makes the input element focused.
      */
-    open fun focus() {
+    override fun focus() {
         getElementJQuery()?.focus()
     }
 
     /**
      * Makes the input element blur.
      */
-    open fun blur() {
+    override fun blur() {
         getElementJQuery()?.blur()
     }
 
-- 
cgit 


From 0b91779a5baf5f78ae616db8f67dcf4d81e839cc Mon Sep 17 00:00:00 2001
From: Robert Jaros <rjaros@finn.pl>
Date: Sat, 11 May 2019 02:33:48 +0200
Subject: Allow constructing Root containers from HTMLElement objects.

---
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../pl/treksoft/kvision/dropdown/DropDownSpec.kt    | 12 ++++++------
 .../test/pl/treksoft/kvision/modal/AlertSpec.kt     |  2 +-
 .../test/pl/treksoft/kvision/modal/CloseIconSpec.kt |  2 +-
 .../test/pl/treksoft/kvision/modal/ConfirmSpec.kt   |  2 +-
 .../test/pl/treksoft/kvision/modal/ModalSpec.kt     |  4 ++--
 .../test/pl/treksoft/kvision/window/WindowSpec.kt   |  2 +-
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../pl/treksoft/kvision/chart/ChartCanvasSpec.kt    |  4 ++--
 .../test/pl/treksoft/kvision/chart/ChartSpec.kt     |  4 ++--
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../pl/treksoft/kvision/data/DataContainerSpec.kt   |  2 +-
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../treksoft/kvision/form/time/DateTimeInputSpec.kt |  2 +-
 .../pl/treksoft/kvision/form/time/DateTimeSpec.kt   |  2 +-
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../pl/treksoft/kvision/redux/StateBindingSpec.kt   |  4 ++--
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../treksoft/kvision/form/text/RichTextInputSpec.kt |  2 +-
 .../pl/treksoft/kvision/form/text/RichTextSpec.kt   |  2 +-
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../treksoft/kvision/form/select/SelectInputSpec.kt |  2 +-
 .../kvision/form/select/SelectOptGroupSpec.kt       |  2 +-
 .../kvision/form/select/SelectOptionSpec.kt         |  2 +-
 .../pl/treksoft/kvision/form/select/SelectSpec.kt   |  2 +-
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../kvision/form/spinner/SpinnerInputSpec.kt        |  6 +++---
 .../pl/treksoft/kvision/form/spinner/SpinnerSpec.kt |  6 +++---
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../pl/treksoft/kvision/tabulator/TabulatorSpec.kt  |  2 +-
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../treksoft/kvision/form/upload/UploadInputSpec.kt |  2 +-
 .../pl/treksoft/kvision/form/upload/UploadSpec.kt   |  2 +-
 src/main/kotlin/pl/treksoft/kvision/KVManager.kt    |  5 +++++
 src/main/kotlin/pl/treksoft/kvision/panel/Root.kt   | 21 ++++++++++++++++++---
 .../kotlin/test/pl/treksoft/kvision/TestUtil.kt     |  2 +-
 .../test/pl/treksoft/kvision/core/ContainerSpec.kt  | 10 +++++-----
 .../test/pl/treksoft/kvision/core/StyleSpec.kt      |  6 +++---
 .../test/pl/treksoft/kvision/core/WidgetSpec.kt     |  2 +-
 .../pl/treksoft/kvision/core/WidgetWrapperSpec.kt   |  2 +-
 .../pl/treksoft/kvision/dropdown/ContextMenuSpec.kt |  4 ++--
 .../test/pl/treksoft/kvision/dropdown/HeaderSpec.kt |  2 +-
 .../pl/treksoft/kvision/dropdown/SeparatorSpec.kt   |  2 +-
 .../test/pl/treksoft/kvision/form/FieldLabelSpec.kt |  2 +-
 .../test/pl/treksoft/kvision/form/HelpBlockSpec.kt  |  2 +-
 .../kvision/form/check/CheckBoxInputSpec.kt         |  2 +-
 .../pl/treksoft/kvision/form/check/CheckBoxSpec.kt  |  2 +-
 .../kvision/form/check/RadioGroupInputSpec.kt       |  2 +-
 .../treksoft/kvision/form/check/RadioGroupSpec.kt   |  2 +-
 .../treksoft/kvision/form/check/RadioInputSpec.kt   |  2 +-
 .../pl/treksoft/kvision/form/check/RadioSpec.kt     |  2 +-
 .../pl/treksoft/kvision/form/text/PasswordSpec.kt   |  2 +-
 .../treksoft/kvision/form/text/TextAreaInputSpec.kt |  2 +-
 .../pl/treksoft/kvision/form/text/TextAreaSpec.kt   |  2 +-
 .../pl/treksoft/kvision/form/text/TextInputSpec.kt  |  2 +-
 .../test/pl/treksoft/kvision/form/text/TextSpec.kt  |  2 +-
 .../test/pl/treksoft/kvision/html/ButtonSpec.kt     |  2 +-
 .../test/pl/treksoft/kvision/html/CanvasSpec.kt     |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/DivSpec.kt |  2 +-
 .../test/pl/treksoft/kvision/html/FooterSpec.kt     |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/H1Spec.kt  |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/H2Spec.kt  |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/H3Spec.kt  |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/H4Spec.kt  |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/H5Spec.kt  |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/H6Spec.kt  |  2 +-
 .../test/pl/treksoft/kvision/html/HeaderSpec.kt     |  2 +-
 .../test/pl/treksoft/kvision/html/IconSpec.kt       |  2 +-
 .../test/pl/treksoft/kvision/html/IframeSpec.kt     |  2 +-
 .../test/pl/treksoft/kvision/html/ImageSpec.kt      |  2 +-
 .../test/pl/treksoft/kvision/html/LinkSpec.kt       |  2 +-
 .../test/pl/treksoft/kvision/html/ListSpec.kt       |  4 ++--
 .../kotlin/test/pl/treksoft/kvision/html/PSpec.kt   |  2 +-
 .../test/pl/treksoft/kvision/html/SectionSpec.kt    |  2 +-
 .../test/pl/treksoft/kvision/html/SpanSpec.kt       |  2 +-
 .../kotlin/test/pl/treksoft/kvision/html/TagSpec.kt |  8 ++++----
 .../test/pl/treksoft/kvision/navbar/NavFormSpec.kt  |  2 +-
 .../test/pl/treksoft/kvision/navbar/NavSpec.kt      |  2 +-
 .../test/pl/treksoft/kvision/navbar/NavbarSpec.kt   |  2 +-
 .../test/pl/treksoft/kvision/panel/DockPanelSpec.kt |  2 +-
 .../test/pl/treksoft/kvision/panel/FlexPanelSpec.kt |  2 +-
 .../test/pl/treksoft/kvision/panel/GridPanelSpec.kt |  2 +-
 .../test/pl/treksoft/kvision/panel/HPanelSpec.kt    |  2 +-
 .../kvision/panel/ResponsiveGridPanelSpec.kt        |  2 +-
 .../test/pl/treksoft/kvision/panel/RootSpec.kt      |  2 +-
 .../pl/treksoft/kvision/panel/SplitPanelSpec.kt     |  2 +-
 .../pl/treksoft/kvision/panel/StackPanelSpec.kt     |  8 ++++----
 .../test/pl/treksoft/kvision/panel/TabPanelSpec.kt  |  8 ++++----
 .../test/pl/treksoft/kvision/panel/VPanelSpec.kt    |  2 +-
 .../pl/treksoft/kvision/progress/ProgressBarSpec.kt |  2 +-
 .../kvision/progress/ProgressIndicatorSpec.kt       |  2 +-
 .../test/pl/treksoft/kvision/table/CellSpec.kt      |  2 +-
 .../pl/treksoft/kvision/table/HeaderCellSpec.kt     |  2 +-
 .../test/pl/treksoft/kvision/table/RowSpec.kt       |  2 +-
 .../test/pl/treksoft/kvision/table/TableSpec.kt     |  2 +-
 .../pl/treksoft/kvision/toolbar/ButtonGroupSpec.kt  |  2 +-
 .../test/pl/treksoft/kvision/toolbar/ToolbarSpec.kt |  2 +-
 97 files changed, 148 insertions(+), 128 deletions(-)

diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 2fc0320a..1ad97acc 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -88,7 +88,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/dropdown/DropDownSpec.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/dropdown/DropDownSpec.kt
index ff4daea7..af35fa51 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/dropdown/DropDownSpec.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/dropdown/DropDownSpec.kt
@@ -34,7 +34,7 @@ class DropDownSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val dd = DropDown("Dropdown", listOf("abc" to "#!/x", "def" to "#!/y"), "flag")
             root.add(dd)
             dd.toggle()
@@ -51,7 +51,7 @@ class DropDownSpec : DomSpec {
     @Test
     fun renderDropUp() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val dd = DropDown("Dropdown", listOf("abc" to "#!/x", "def" to "#!/y"), "flag").apply { dropup = true }
             root.add(dd)
             dd.toggle()
@@ -68,7 +68,7 @@ class DropDownSpec : DomSpec {
     @Test
     fun renderHeaderElement() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val dd = DropDown("Dropdown", listOf("abc" to DD.HEADER.option), "flag")
             root.add(dd)
             dd.toggle()
@@ -85,7 +85,7 @@ class DropDownSpec : DomSpec {
     @Test
     fun renderSeparatorElement() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val dd = DropDown("Dropdown", listOf("abc" to DD.SEPARATOR.option), "flag")
             root.add(dd)
             dd.toggle()
@@ -102,7 +102,7 @@ class DropDownSpec : DomSpec {
     @Test
     fun renderDisabledElement() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val dd = DropDown("Dropdown", listOf("abc" to DD.DISABLED.option), "flag")
             root.add(dd)
             dd.toggle()
@@ -119,7 +119,7 @@ class DropDownSpec : DomSpec {
     @Test
     fun toggle() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val dd = DropDown("Dropdown", listOf("abc" to "#!/x", "def" to "#!/y"), "flag")
             root.add(dd)
             val visible = dd.getElementJQuery()?.hasClass("open") ?: false
diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/AlertSpec.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/AlertSpec.kt
index 807f837a..c3d17de9 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/AlertSpec.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/AlertSpec.kt
@@ -36,7 +36,7 @@ class AlertSpec : DomSpec {
     @Test
     fun render() {
         run {
-            Root("test", true)
+            Root("test", fixed = true)
             Alert.show("Alert caption", "Alert content")
             val alert = document.getElementById("test")?.let { jQuery(it).find(".modal")[0] }
             assertNotNull(alert, "Should show alert window")
diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/CloseIconSpec.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/CloseIconSpec.kt
index 2e3ea3ef..1893ce81 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/CloseIconSpec.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/CloseIconSpec.kt
@@ -32,7 +32,7 @@ class CloseIconSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val ci = CloseIcon()
             root.add(ci)
             val element = document.getElementById("test")
diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ConfirmSpec.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ConfirmSpec.kt
index dc734e10..875bf9e2 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ConfirmSpec.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ConfirmSpec.kt
@@ -36,7 +36,7 @@ class ConfirmSpec : DomSpec {
     @Test
     fun render() {
         run {
-            Root("test", true)
+            Root("test", fixed = true)
             Confirm.show("Confirm caption", "Confirm content")
             val confirm = document.getElementById("test")?.let { jQuery(it).find(".modal")[0] }
             assertNotNull(confirm, "Should show confirm window")
diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ModalSpec.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ModalSpec.kt
index 523abfd5..7149b163 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ModalSpec.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/modal/ModalSpec.kt
@@ -35,7 +35,7 @@ class ModalSpec : DomSpec {
     @Test
     fun render() {
         run {
-            Root("test", true)
+            Root("test", fixed = true)
             val modal = Modal("Modal")
             modal.show()
             val content = document.getElementById("test")?.let { jQuery(it).find(".modal-title").html() }
@@ -47,7 +47,7 @@ class ModalSpec : DomSpec {
     @Test
     fun toggle() {
         run {
-            Root("test", true)
+            Root("test", fixed = true)
             val modal = Modal("Modal")
             modal.toggle()
             val content = document.getElementById("test")?.let { jQuery(it).find(".modal-title").html() }
diff --git a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/window/WindowSpec.kt b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/window/WindowSpec.kt
index e87626ca..c79b9d32 100644
--- a/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/window/WindowSpec.kt
+++ b/kvision-modules/kvision-bootstrap/src/test/kotlin/test/pl/treksoft/kvision/window/WindowSpec.kt
@@ -32,7 +32,7 @@ class WindowSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val window = Window("Window title", isResizable = false)
             root.add(window)
             val id = window.id
diff --git a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt
index 6fae54ad..da83b989 100644
--- a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt
+++ b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartCanvasSpec.kt
@@ -36,7 +36,7 @@ class ChartCanvasSpec : DomSpec {
     @Test
     fun renderResponsive() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val chart = ChartCanvas(
                 configuration = Configuration(
                     ChartType.SCATTER,
@@ -56,7 +56,7 @@ class ChartCanvasSpec : DomSpec {
     @Test
     fun renderNotResponsive() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val chart = ChartCanvas(
                 300, 600,
                 configuration = Configuration(
diff --git a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt
index 7974ea78..1fe73608 100644
--- a/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt
+++ b/kvision-modules/kvision-chart/src/test/kotlin/test/pl/treksoft/kvision/chart/ChartSpec.kt
@@ -37,7 +37,7 @@ class ChartSpec : DomSpec {
     @Test
     fun renderResponsive() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val chart = Chart(
                 Configuration(
                     ChartType.SCATTER,
@@ -60,7 +60,7 @@ class ChartSpec : DomSpec {
     @Test
     fun renderNotResponsive() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val chart = Chart(
                 Configuration(
                     ChartType.SCATTER,
diff --git a/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/data/DataContainerSpec.kt b/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/data/DataContainerSpec.kt
index 931294d5..556d3991 100644
--- a/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/data/DataContainerSpec.kt
+++ b/kvision-modules/kvision-datacontainer/src/test/kotlin/test/pl/treksoft/kvision/data/DataContainerSpec.kt
@@ -36,7 +36,7 @@ class DataContainerSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
 
             class Model(value: String) : BaseDataComponent() {
                 var value: String by obs(value)
diff --git a/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeInputSpec.kt b/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeInputSpec.kt
index 69ab46ec..877cf650 100644
--- a/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeInputSpec.kt
+++ b/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeInputSpec.kt
@@ -34,7 +34,7 @@ class DateTimeInputSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val data = Date()
             val dti = DateTimeInput(value = data).apply {
                 placeholder = "place"
diff --git a/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeSpec.kt b/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeSpec.kt
index 19cefd86..b5e393bb 100644
--- a/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeSpec.kt
+++ b/kvision-modules/kvision-datetime/src/test/kotlin/test/pl/treksoft/kvision/form/time/DateTimeSpec.kt
@@ -34,7 +34,7 @@ class DateTimeSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val data = Date()
             val ti = DateTime(value = data, label = "Label").apply {
                 placeholder = "place"
diff --git a/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/redux/StateBindingSpec.kt b/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/redux/StateBindingSpec.kt
index 0271a956..5204402d 100644
--- a/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/redux/StateBindingSpec.kt
+++ b/kvision-modules/kvision-redux/src/test/kotlin/test/pl/treksoft/kvision/redux/StateBindingSpec.kt
@@ -55,7 +55,7 @@ class StateBindingSpec : DomSpec {
     @Test
     fun stateBinding() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val store = createReduxStore(::stateReducer, State(10))
 
             val container = SimplePanel()
@@ -81,7 +81,7 @@ class StateBindingSpec : DomSpec {
     @Test
     fun stateUpdate() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val store = createReduxStore(::stateReducer, State(10))
 
             val container = SimplePanel()
diff --git a/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextInputSpec.kt b/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextInputSpec.kt
index 21b7dc39..4ebf7b45 100644
--- a/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextInputSpec.kt
+++ b/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextInputSpec.kt
@@ -34,7 +34,7 @@ class RichTextInputSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val hai = RichTextInput(value = "abc").apply {
                 placeholder = "place"
                 id = "idti"
diff --git a/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextSpec.kt b/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextSpec.kt
index 844b7e94..1ea79790 100644
--- a/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextSpec.kt
+++ b/kvision-modules/kvision-richtext/src/test/kotlin/test/pl/treksoft/kvision/form/text/RichTextSpec.kt
@@ -34,7 +34,7 @@ class RichTextSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val hai = RichText(value = "abc", label = "Field").apply {
                 placeholder = "place"
                 id = "idti"
diff --git a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectInputSpec.kt b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectInputSpec.kt
index 30f42e9c..bfd93900 100644
--- a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectInputSpec.kt
+++ b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectInputSpec.kt
@@ -34,7 +34,7 @@ class SelectInputSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val selectInput = SelectInput(listOf("test1" to "Test 1", "test2" to "Test 2"), "test1", true).apply {
                 liveSearch = true
                 placeholder = "Choose ..."
diff --git a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptGroupSpec.kt b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptGroupSpec.kt
index bd88f560..33ccc843 100644
--- a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptGroupSpec.kt
+++ b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptGroupSpec.kt
@@ -33,7 +33,7 @@ class SelectOptGroupSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val selectOptGroup = SelectOptGroup("Group", listOf("test1" to "Test 1", "test2" to "Test 2"), 2)
             root.add(selectOptGroup)
             val element = document.getElementById("test")
diff --git a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptionSpec.kt b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptionSpec.kt
index f7e07d42..33c36576 100644
--- a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptionSpec.kt
+++ b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectOptionSpec.kt
@@ -32,7 +32,7 @@ class SelectOptionSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val selectOption = SelectOption("testValue", "testLabel")
             root.add(selectOption)
             val element = document.getElementById("test")
diff --git a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectSpec.kt b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectSpec.kt
index eaccd551..9eddff81 100644
--- a/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectSpec.kt
+++ b/kvision-modules/kvision-select/src/test/kotlin/test/pl/treksoft/kvision/form/select/SelectSpec.kt
@@ -34,7 +34,7 @@ class SelectSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val select = Select(listOf("test1" to "Test 1", "test2" to "Test 2"), "test1", null, true, null, "Label").apply {
                 liveSearch = true
                 placeholder = "Choose ..."
diff --git a/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerInputSpec.kt b/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerInputSpec.kt
index a240bfd8..467e48db 100644
--- a/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerInputSpec.kt
+++ b/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerInputSpec.kt
@@ -32,7 +32,7 @@ class SpinnerInputSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val si = SpinnerInput(value = 13).apply {
                 placeholder = "place"
                 id = "idti"
@@ -46,7 +46,7 @@ class SpinnerInputSpec : DomSpec {
     @Test
     fun spinUp() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val si = SpinnerInput(value = 13).apply {
                 placeholder = "place"
                 id = "idti"
@@ -61,7 +61,7 @@ class SpinnerInputSpec : DomSpec {
     @Test
     fun spinDown() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val si = SpinnerInput(value = 13).apply {
                 placeholder = "place"
                 id = "idti"
diff --git a/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerSpec.kt b/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerSpec.kt
index 30f12a93..928fe0b1 100644
--- a/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerSpec.kt
+++ b/kvision-modules/kvision-spinner/src/test/kotlin/test/pl/treksoft/kvision/form/spinner/SpinnerSpec.kt
@@ -33,7 +33,7 @@ class SpinnerSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val ti = Spinner(value = 13, label = "Label").apply {
                 placeholder = "place"
                 name = "name"
@@ -59,7 +59,7 @@ class SpinnerSpec : DomSpec {
     @Test
     fun spinUp() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val si = Spinner(value = 13)
             root.add(si)
             assertEquals(13, si.value, "Should return initial value before spinUp")
@@ -71,7 +71,7 @@ class SpinnerSpec : DomSpec {
     @Test
     fun spinDown() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val si = Spinner(value = 13)
             root.add(si)
             assertEquals(13, si.value, "Should return initial value before spinDown")
diff --git a/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/tabulator/TabulatorSpec.kt b/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/tabulator/TabulatorSpec.kt
index d6b33a78..1f49ee93 100644
--- a/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/tabulator/TabulatorSpec.kt
+++ b/kvision-modules/kvision-tabulator/src/test/kotlin/test/pl/treksoft/kvision/tabulator/TabulatorSpec.kt
@@ -34,7 +34,7 @@ class TabulatorSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val tabulator = Tabulator<Any>(options = TabulatorOptions(data = arrayOf(obj {
                 id = 1
                 name = "Name"
diff --git a/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadInputSpec.kt b/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadInputSpec.kt
index 626b70e4..de7a9315 100644
--- a/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadInputSpec.kt
+++ b/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadInputSpec.kt
@@ -33,7 +33,7 @@ class UploadInputSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val upi = UploadInput(multiple = true).apply {
                 id = "idti"
             }
diff --git a/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadSpec.kt b/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadSpec.kt
index bea4ddee..92078153 100644
--- a/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadSpec.kt
+++ b/kvision-modules/kvision-upload/src/test/kotlin/test/pl/treksoft/kvision/form/upload/UploadSpec.kt
@@ -33,7 +33,7 @@ class UploadSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val upi = Upload(multiple = true)
             val id = upi.input.id
             root.add(upi)
diff --git a/src/main/kotlin/pl/treksoft/kvision/KVManager.kt b/src/main/kotlin/pl/treksoft/kvision/KVManager.kt
index faa0b77c..d1a4a8be 100644
--- a/src/main/kotlin/pl/treksoft/kvision/KVManager.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/KVManager.kt
@@ -29,6 +29,7 @@ import com.github.snabbdom.datasetModule
 import com.github.snabbdom.eventListenersModule
 import com.github.snabbdom.propsModule
 import com.github.snabbdom.styleModule
+import org.w3c.dom.HTMLElement
 import pl.treksoft.kvision.core.Component
 import pl.treksoft.kvision.utils.isIE11
 import kotlin.browser.document
@@ -72,6 +73,10 @@ internal object KVManager {
         return sdPatch(container, vnode)
     }
 
+    internal fun patch(element: HTMLElement, vnode: VNode): VNode {
+        return sdPatch(element, vnode)
+    }
+
     internal fun patch(oldVNode: VNode, newVNode: VNode): VNode {
         return sdPatch(oldVNode, newVNode)
     }
diff --git a/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt b/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt
index c17ea1a4..dd3d39b6 100644
--- a/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt
@@ -23,6 +23,7 @@ package pl.treksoft.kvision.panel
 
 import com.github.snabbdom.VNode
 import com.github.snabbdom.h
+import org.w3c.dom.HTMLElement
 import pl.treksoft.kvision.KVManager
 import pl.treksoft.kvision.core.StringBoolPair
 import pl.treksoft.kvision.core.Style
@@ -45,7 +46,12 @@ import pl.treksoft.kvision.utils.snOpt
  * @param init an initializer extension function
  */
 @Suppress("TooManyFunctions")
-class Root(id: String, private val fixed: Boolean = false, init: (Root.() -> Unit)? = null) : SimplePanel() {
+class Root(
+    id: String? = null,
+    element: HTMLElement? = null,
+    private val fixed: Boolean = false,
+    init: (Root.() -> Unit)? = null
+) : SimplePanel() {
     private val contextMenus: MutableList<ContextMenu> = mutableListOf()
     private var rootVnode: VNode = renderVNode()
 
@@ -54,8 +60,15 @@ class Root(id: String, private val fixed: Boolean = false, init: (Root.() -> Uni
     val isFirstRoot = roots.isEmpty()
 
     init {
-        rootVnode = KVManager.patch(id, this.renderVNode())
-        this.id = id
+        if (id != null) {
+            rootVnode = KVManager.patch(id, this.renderVNode())
+            this.id = id
+        } else if (element != null) {
+            rootVnode = KVManager.patch(element, this.renderVNode())
+            this.id = "kv_root_${counter++}"
+        } else {
+            throw IllegalArgumentException("No root element specified!")
+        }
         roots.add(this)
         if (isFirstRoot) {
             Style.styles.forEach { it.parent = this }
@@ -144,6 +157,8 @@ class Root(id: String, private val fixed: Boolean = false, init: (Root.() -> Uni
     }
 
     companion object {
+        internal var counter = 0
+
         /**
          * @suppress internal function
          */
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt b/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
index 37d7a9df..13c8531b 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/TestUtil.kt
@@ -86,7 +86,7 @@ interface WSpec : DomSpec {
 
     fun runW(code: (widget: Widget, element: Element?) -> Unit) {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             widget.id = "test_id"
             root.add(widget)
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/core/ContainerSpec.kt b/src/test/kotlin/test/pl/treksoft/kvision/core/ContainerSpec.kt
index 3e16fff8..960a18b6 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/core/ContainerSpec.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/core/ContainerSpec.kt
@@ -34,7 +34,7 @@ class ContainerSpec : DomSpec {
     @Test
     fun add() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val container = SimplePanel()
             val child1 = Widget()
             child1.id = "child1"
@@ -52,7 +52,7 @@ class ContainerSpec : DomSpec {
     @Test
     fun addAll() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val container = SimplePanel()
             val child1 = Widget()
             child1.id = "child1"
@@ -69,7 +69,7 @@ class ContainerSpec : DomSpec {
     @Test
     fun remove() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val container = SimplePanel()
             val child1 = Widget()
             child1.id = "child1"
@@ -88,7 +88,7 @@ class ContainerSpec : DomSpec {
     @Test
     fun removeAll() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val container = SimplePanel()
             val child1 = Widget()
             child1.id = "child1"
@@ -107,7 +107,7 @@ class ContainerSpec : DomSpec {
     @Test
     fun getChildren() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val container = SimplePanel()
             val child1 = Widget()
             child1.id = "child1"
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/core/StyleSpec.kt b/src/test/kotlin/test/pl/treksoft/kvision/core/StyleSpec.kt
index bdb93744..4fbe3d59 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/core/StyleSpec.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/core/StyleSpec.kt
@@ -37,7 +37,7 @@ class StyleSpec : DomSpec {
     @Test
     fun render() {
         run {
-            Root("test", true) {
+            Root("test", fixed = true) {
                 widget {
                     style {
                         margin = 2.px
@@ -58,7 +58,7 @@ class StyleSpec : DomSpec {
     @Test
     fun renderCustomClass() {
         run {
-            Root("test", true) {
+            Root("test", fixed = true) {
                 widget {
                     style("customclass") {
                         margin = 2.px
@@ -79,7 +79,7 @@ class StyleSpec : DomSpec {
     @Test
     fun renderSubclass() {
         run {
-            Root("test", true) {
+            Root("test", fixed = true) {
                 widget {
                     style("customclass") {
                         margin = 2.px
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetSpec.kt b/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetSpec.kt
index fc1cc761..6b9be23d 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetSpec.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetSpec.kt
@@ -130,7 +130,7 @@ class WidgetSpec : WSpec {
     @Test
     fun getRoot() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             root.add(widget)
             val r = widget.getRoot()
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetWrapperSpec.kt b/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetWrapperSpec.kt
index aac92c50..0c28c327 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetWrapperSpec.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/core/WidgetWrapperSpec.kt
@@ -35,7 +35,7 @@ class WidgetWrapperSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val widget = Widget()
             val wrapper = WidgetWrapper(widget)
             wrapper.width = 100 to UNIT.em
diff --git a/src/test/kotlin/test/pl/treksoft/kvision/dropdown/ContextMenuSpec.kt b/src/test/kotlin/test/pl/treksoft/kvision/dropdown/ContextMenuSpec.kt
index 7d320e2e..35172267 100644
--- a/src/test/kotlin/test/pl/treksoft/kvision/dropdown/ContextMenuSpec.kt
+++ b/src/test/kotlin/test/pl/treksoft/kvision/dropdown/ContextMenuSpec.kt
@@ -34,7 +34,7 @@ class ContextMenuSpec : DomSpec {
     @Test
     fun render() {
         run {
-            val root = Root("test", true)
+            val root = Root("test", fixed = true)
             val m = ContextMenu {
                 link("a", "b")
                 link("c", "d")
@@ -54,7 +54,7