merge with vanooo

.gitignore

@@ -1,5 +1,4 @@
 .*
-/dist
 /node_modules
 /selenium
 /docs/_site

core/emitter.js

@@ -4,6 +4,8 @@ import logger from './logger';
 
 const debug = logger('quill:events');
 const EVENTS = ['selectionchange', 'mousedown', 'mouseup', 'click'];
+const EMITTERS = [];
+const supportsRootNode = ('getRootNode' in document);
 
 EVENTS.forEach(eventName => {
   document.addEventListener(eventName, (...args) => {
@@ -13,13 +15,17 @@ EVENTS.forEach(eventName => {
         quill.emitter.handleDOM(...args);
       }
     });
+    // EMITTERS.forEach((em) => {
+    //   em.handleDOM(...args);
+    // });
   });
 });
 
 class Emitter extends EventEmitter {
   constructor() {
     super();
     this.listeners = {};
+    EMITTERS.push(this);
     this.on('error', debug.error);
   }
 
@@ -29,8 +35,25 @@ class Emitter extends EventEmitter {
   }
 
   handleDOM(event, ...args) {
-    (this.listeners[event.type] || []).forEach(({ node, handler }) => {
-      if (event.target === node || node.contains(event.target)) {
+    const target = (event.composedPath ? event.composedPath()[0] : event.target);
+    const containsNode = (node, target) => {
+      if (!supportsRootNode || target.getRootNode() === document) {
+        return node.contains(target);
+      }
+
+      while (!node.contains(target)) {
+        const root = target.getRootNode();
+        if (!root || !root.host) {
+          return false;
+        }
+        target = root.host;
+      }
+
+      return true;
+    };
+
+    (this.listeners[event.type] || []).forEach(function({ node, handler }) {
+      if (target === node || containsNode(node, target)) {
         handler(event, ...args);
       }
     });

core/selection.js

@@ -21,12 +21,14 @@ class Selection {
     this.mouseDown = false;
     this.root = this.scroll.domNode;
     this.cursor = this.scroll.create('cursor', this);
+    this.rootDocument = (this.root.getRootNode ? this.root.getRootNode() : document);
+    // console.log('Selection', this.rootDocument);
     // savedRange is last non-null range
     this.savedRange = new Range(0, 0);
     this.lastRange = this.savedRange;
     this.handleComposition();
     this.handleDragging();
-    this.emitter.listenDOM('selectionchange', document, () => {
+    this.emitter.listenDOM('selectionchange', this.rootDocument, () => {
       if (!this.mouseDown && !this.composing) {
         setTimeout(this.update.bind(this, Emitter.sources.USER), 1);
       }
@@ -175,7 +177,8 @@ class Selection {
   }
 
   getNativeRange() {
-    const selection = document.getSelection();
+    // const selection = document.getSelection();
+    const selection = this.rootDocument.getSelection();
     if (selection == null || selection.rangeCount <= 0) return null;
     const nativeRange = selection.getRangeAt(0);
     if (nativeRange == null) return null;
@@ -193,8 +196,8 @@ class Selection {
 
   hasFocus() {
     return (
-      document.activeElement === this.root ||
-      contains(this.root, document.activeElement)
+      this.rootDocument.activeElement === this.root ||
+      contains(this.root, this.rootDocument.activeElement)
     );
   }
 
@@ -316,7 +319,8 @@ class Selection {
     ) {
       return;
     }
-    const selection = document.getSelection();
+    // const selection = document.getSelection();
+    const selection = this.rootDocument.getSelection();
     if (selection == null) return;
     if (startNode != null) {
       if (!this.hasFocus()) this.root.focus();