added first cut of the DOM events API (its not all compiling to JS yet though due to Class<T> not being supported)

.idea/compiler.xml

@@ -19,11 +19,7 @@
       <entry name="?*.kt" />
       <entry name="?*.template" />
     </wildcardResourcePatterns>
-    <annotationProcessing>
+    <annotationProcessing enabled="false" useClasspath="true" />
-      <profile default="true" name="Default" enabled="false">
-        <processorPath useClasspath="true" />
-      </profile>
-    </annotationProcessing>
   </component>
   <component name="JavacSettings">
     <option name="ADDITIONAL_OPTIONS_STRING" value="-target 1.6" />

js/js.libraries/src/core/dom.kt

@@ -1,6 +1,8 @@
 
 package org.w3c.dom
 
+
+
 //
 // NOTE THIS FILE IS AUTO-GENERATED by the GeneratedJavaScriptStubs.kt
 // See: https://github.com/JetBrains/kotlin/tree/master/libraries/stdlib

js/js.libraries/src/core/domEvents.kt

@@ -0,0 +1,85 @@
+
+package org.w3c.dom.events
+
+import org.w3c.dom.*
+import org.w3c.dom.views.*
+
+
+//
+// NOTE THIS FILE IS AUTO-GENERATED by the GeneratedJavaScriptStubs.kt
+// See: https://github.com/JetBrains/kotlin/tree/master/libraries/stdlib
+//
+
+import js.noImpl
+
+// Contains stub APIs for the W3C DOM API so we can delegate to the platform DOM instead
+
+
+native public trait DocumentEvent {
+    public fun createEvent(arg1: String?): Event = js.noImpl
+}
+
+native public trait Event {
+    public val `type`: String
+    public val bubbles: Boolean
+    public val cancelable: Boolean
+    public val currentTarget: EventTarget
+    public val eventPhase: Short
+    public val target: EventTarget
+    public val timeStamp: Long
+    public fun stopPropagation(): Unit = js.noImpl
+    public fun preventDefault(): Unit = js.noImpl
+    public fun initEvent(arg1: String?, arg2: Boolean, arg3: Boolean): Unit = js.noImpl
+
+    public class object {
+        public val CAPTURING_PHASE: Short = 1
+        public val AT_TARGET: Short = 2
+        public val BUBBLING_PHASE: Short = 3
+    }
+}
+
+native public trait EventListener {
+    public fun handleEvent(arg1: Event): Unit = js.noImpl
+}
+
+native public trait EventTarget {
+    public fun dispatchEvent(arg1: Event): Boolean = js.noImpl
+    public fun addEventListener(arg1: String?, arg2: EventListener, arg3: Boolean): Unit = js.noImpl
+    public fun removeEventListener(arg1: String?, arg2: EventListener, arg3: Boolean): Unit = js.noImpl
+}
+
+native public trait MouseEvent: UIEvent {
+    public val altKey: Boolean
+    public val button: Short
+    public val clientX: Int
+    public val clientY: Int
+    public val ctrlKey: Boolean
+    public val metaKey: Boolean
+    public val relatedTarget: EventTarget
+    public val screenX: Int
+    public val screenY: Int
+    public val shiftKey: Boolean
+    public fun initMouseEvent(arg1: String?, arg2: Boolean, arg3: Boolean, arg4: AbstractView, arg5: Int, arg6: Int, arg7: Int, arg8: Int, arg9: Int, arg10: Boolean, arg11: Boolean, arg12: Boolean, arg13: Boolean, arg14: Short, arg15: EventTarget): Unit = js.noImpl
+}
+
+native public trait MutationEvent: Event {
+    public val attrChange: Short
+    public val attrName: String
+    public val newValue: String
+    public val prevValue: String
+    public val relatedNode: Node
+    public fun initMutationEvent(arg1: String?, arg2: Boolean, arg3: Boolean, arg4: Node, arg5: String?, arg6: String?, arg7: String?, arg8: Short): Unit = js.noImpl
+
+    public class object {
+        public val MODIFICATION: Short = 1
+        public val ADDITION: Short = 2
+        public val REMOVAL: Short = 3
+    }
+}
+
+native public trait UIEvent: Event {
+    public val detail: Int
+    public val view: AbstractView
+    public fun initUIEvent(arg1: String?, arg2: Boolean, arg3: Boolean, arg4: AbstractView, arg5: Int): Unit = js.noImpl
+}
+

js/js.libraries/src/core/domViews.kt

@@ -0,0 +1,7 @@
+package org.w3c.dom.views
+
+import js.noImpl
+
+native public trait AbstractView {
+}
+

libraries/stdlib/src/kotlin/dom/DomEvents.kt

@@ -0,0 +1,50 @@
+package kotlin.dom
+
+import org.w3c.dom.Document
+import org.w3c.dom.Node
+import org.w3c.dom.events.*
+import java.io.Closeable
+
+
+fun <T: Event> eventHandler(eventType: Class<T>, handler: (T) -> Unit): EventListener {
+    return object : EventListener {
+        public override fun handleEvent(e: Event?) {
+            if (e != null && eventType.isInstance(e)) {
+                handler(e as T)
+            }
+        }
+    }
+}
+
+/**
+ * Registers a handler on the named event
+ */
+public fun Node?.on(name: String, capture: Boolean, handler: (Event) -> Unit): Closeable? {
+    return on(name, capture, javaClass<Event>(), handler)
+}
+
+public fun <T: Event> Node?.on(name: String, capture: Boolean, eventType: Class<T>, handler: (T) -> Unit): Closeable? {
+    return if (this is EventTarget) {
+        val target: EventTarget = this
+        val listener = eventHandler(eventType, handler)
+        target.addEventListener(name, listener, capture)
+        object: Closeable {
+            public override fun close() {
+                target.removeEventListener(name, listener, capture)
+            }
+
+            public override fun toString(): String? = "CloseableEventListener($target, $name)"
+        }
+    } else {
+        null
+    }
+}
+
+
+public fun Node?.onClick(capture: Boolean = false, handler: (MouseEvent) -> Unit): Closeable? {
+    return on("click", capture, javaClass<MouseEvent>(), handler)
+}
+
+public fun Node?.onDoubleClick(capture: Boolean = false, handler: (MouseEvent) -> Unit): Closeable? {
+    return on("dblclick", capture, javaClass<MouseEvent>(), handler)
+}

libraries/stdlib/src/kotlin/dom/DomEventsJVM.kt

@@ -0,0 +1,58 @@
+package kotlin.dom
+
+import org.w3c.dom.Node
+import org.w3c.dom.events.*
+
+// JavaScript style properties for JVM : TODO could auto-generate these
+val Event.bubbles: Boolean
+    get() = getBubbles()
+
+val Event.cancelable: Boolean
+    get() = getCancelable()
+
+val Event.getCurrentTarget: EventTarget?
+    get() = getCurrentTarget()
+
+val Event.eventPhase: Short
+    get() = getEventPhase()
+
+val Event.target: EventTarget?
+    get() = getTarget()
+
+val Event.timeStamp: Long
+    get() = getTimeStamp()
+
+// TODO we can't use 'type' as the property name in Kotlin so we should fix it in JS
+val Event.eventType: String
+    get() = getType()!!
+
+
+val MouseEvent.altKey: Boolean
+    get() = getAltKey()
+
+val MouseEvent.button: Short
+    get() = getButton()
+
+val MouseEvent.clientX: Int
+    get() = getClientX()
+
+val MouseEvent.clientY: Int
+    get() = getClientY()
+
+val MouseEvent.ctrlKey: Boolean
+    get() = getCtrlKey()
+
+val MouseEvent.metaKey: Boolean
+    get() = getMetaKey()
+
+val MouseEvent.relatedTarget: EventTarget?
+    get() = getRelatedTarget()
+
+val MouseEvent.screenX: Int
+    get() = getScreenX()
+
+val MouseEvent.screenY: Int
+    get() = getScreenY()
+
+val MouseEvent.shiftKey: Boolean
+    get() = getShiftKey()

libraries/stdlib/src/kotlin/dom/DomJVM.kt

@@ -1,5 +1,5 @@
 /**
- * JVM specific API implementations using JAXB and so forth which would not be used when compiling to JS
+ * JVM specific API implementations using JAXP and so forth which would not be used when compiling to JS
  */
 package kotlin.dom
 
@@ -19,6 +19,7 @@ import javax.xml.transform.stream.StreamResult
 import org.w3c.dom.*
 import org.xml.sax.InputSource
 
+// JavaScript style properties - TODO could auto-generate these
 val Node.nodeName: String
 get() = getNodeName() ?: ""
 

libraries/stdlib/test/org/jetbrains/kotlin/tools/GenerateJavaScriptStubs.kt

@@ -8,16 +8,55 @@ import java.lang.reflect.Modifier
 import java.util.ArrayList
 import java.util.TreeMap
 import org.w3c.dom.*
+import org.w3c.dom.events.*
+import java.util.List
 
 /**
 * This tool generates JavaScript stubs for classes available in the JDK which are already available in the browser environment
 * such as the W3C DOM
 */
 fun generateDomAPI(file: File): Unit {
+    val packageName = "org.w3c.dom"
+    val imports = ""
+
+    val classes: List<Class<*>> = arrayList(javaClass<Attr>(), javaClass<CDATASection>(),
+            javaClass<CharacterData>(), javaClass<Comment>(),
+            javaClass<Document>(), javaClass<DocumentFragment>(), javaClass<DocumentType>(),
+            javaClass<DOMConfiguration>(),
+            javaClass<DOMError>(), javaClass<DOMErrorHandler>(),
+            javaClass<DOMImplementation>(), javaClass<DOMImplementationList>(),
+            javaClass<DOMLocator>(),
+            javaClass<DOMStringList>(),
+            javaClass<Element>(),
+            javaClass<Entity>(), javaClass<EntityReference>(),
+            javaClass<NameList>(), javaClass<NamedNodeMap>(), javaClass<Node>(), javaClass<NodeList>(),
+            javaClass<Notation>(), javaClass<ProcessingInstruction>(),
+            javaClass<Text>(), javaClass<TypeInfo>(),
+            javaClass<UserDataHandler>())
+
+    writeClassesFile(file, packageName, imports, classes)
+}
+
+fun generateDomEventsAPI(file: File): Unit {
+    val packageName = "org.w3c.dom.events"
+    val imports = "import org.w3c.dom.*\nimport org.w3c.dom.views.*\n"
+
+
+    val classes: List<Class<*>> = arrayList(javaClass<DocumentEvent>(), javaClass<Event>(),
+            javaClass<EventListener>(), javaClass<EventTarget>(),
+            javaClass<MouseEvent>(), javaClass<MutationEvent>(),
+            javaClass<UIEvent>())
+
+    writeClassesFile(file, packageName, imports, classes)
+}
+
+private fun writeClassesFile(file: File, packageName: String, imports: String, classes: List<Class<*>>): Unit {
     write(file) {
 
         println("""
-package org.w3c.dom
+package $packageName
+
+$imports
 
 //
 // NOTE THIS FILE IS AUTO-GENERATED by the GeneratedJavaScriptStubs.kt
@@ -30,20 +69,6 @@ import js.noImpl
 
 """)
 
-        val classes = arrayList(javaClass<Attr>(), javaClass<CDATASection>(),
-                javaClass<CharacterData>(), javaClass<Comment>(),
-                javaClass<Document>(), javaClass<DocumentFragment>(), javaClass<DocumentType>(),
-                javaClass<DOMConfiguration>(),
-                javaClass<DOMError>(), javaClass<DOMErrorHandler>(),
-                javaClass<DOMImplementation>(), javaClass<DOMImplementationList>(),
-                javaClass<DOMLocator>(),
-                javaClass<DOMStringList>(),
-                javaClass<Element>(),
-                javaClass<Entity>(), javaClass<EntityReference>(),
-                javaClass<NameList>(), javaClass<NamedNodeMap>(), javaClass<Node>(), javaClass<NodeList>(),
-                javaClass<Notation>(), javaClass<ProcessingInstruction>(),
-                javaClass<Text>(), javaClass<TypeInfo>(),
-                javaClass<UserDataHandler>())
 
         fun simpleTypeName(klass: Class<out Any?>?): String {
             val answer = klass?.getSimpleName()?.capitalize() ?: "Unit"

libraries/stdlib/test/org/jetbrains/kotlin/tools/GenerateStandardLib.kt

@@ -69,6 +69,7 @@ fun main(args: Array<String>) {
     val jsCoreDir = File(srcDir, "../../../../js/js.libraries/src/core")
     require(jsCoreDir.exists())
     generateDomAPI(File(jsCoreDir, "dom.kt"))
+    generateDomEventsAPI(File(jsCoreDir, "domEvents.kt"))
 
     val otherArrayNames = arrayList("Boolean", "Byte", "Char", "Short", "Int", "Long", "Float", "Double")
 

libraries/tools/kotlin-js-library/pom.xml

@@ -44,6 +44,9 @@
                                     <fileset dir="${basedir}/../../stdlib/src/kotlin/dom">
                                         <include name="**/*.kt"/>
                                         <exclude name="**/*JVM.kt"/>
+
+                                        <!-- TODO get compiling ASAP when we can use Class<T> in JavaScript -->
+                                        <exclude name="**/DomEvents.kt"/>
                                     </fileset>
                                     <fileset dir="${basedir}/../../stdlib/src/kotlin/support">
                                         <include name="**/*.kt"/>