From d4f6708daa953a83bd41da46492eafa65188f783 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Philipp=20Ku=CC=88hn?= <kontakt@philipp-kuehn.com>
Date: Sun, 4 Nov 2018 19:46:09 +0100
Subject: [PATCH] add renderless FloatingMenu

---
 .../Components/Routes/FloatingMenu/index.vue  | 16 ++++++--
 .../tiptap/src/Components/FloatingMenu.js     | 23 +++++++++--
 packages/tiptap/src/utils/FloatingMenu.js     | 40 ++++++++++++-------
 3 files changed, 57 insertions(+), 22 deletions(-)

diff --git a/examples/Components/Routes/FloatingMenu/index.vue b/examples/Components/Routes/FloatingMenu/index.vue
index bea15d7e..d0513dac 100644
--- a/examples/Components/Routes/FloatingMenu/index.vue
+++ b/examples/Components/Routes/FloatingMenu/index.vue
@@ -1,7 +1,12 @@
 <template>
 	<div class="editor">
-		<floating-menu class="editor__floating-menu" :editor="editor">
-			<template slot-scope="{ commands, isActive }">
+		<floating-menu  :editor="editor">
+			<div
+				slot-scope="{ commands, isActive, menu }"
+				class="editor__floating-menu"
+				:class="{ 'is-active': menu.isActive }"
+				:style="`top: ${menu.top}px`"
+			>
 
 				<button
 					class="menubar__button"
@@ -59,7 +64,7 @@
 					<icon name="code" />
 				</button>
 
-			</template>
+			</div>
 		</floating-menu>
 
 		<editor-content class="editor__content" :editor="editor" />
@@ -138,6 +143,11 @@ export default {
 		visibility: hidden;
 		opacity: 0;
 		transition: opacity 0.2s, visibility 0.2s;
+
+		&.is-active {
+			opacity: 1;
+			visibility: visible;
+		}
 	}
 
 }
diff --git a/packages/tiptap/src/Components/FloatingMenu.js b/packages/tiptap/src/Components/FloatingMenu.js
index d119ea58..0577db1d 100644
--- a/packages/tiptap/src/Components/FloatingMenu.js
+++ b/packages/tiptap/src/Components/FloatingMenu.js
@@ -7,29 +7,44 @@ export default {
 			type: Object,
 		},
 	},
+	data() {
+		return {
+			menu: {
+				isActive: false,
+				left: 0,
+				bottom: 0,
+			},
+		}
+	},
 	watch: {
 		editor: {
 			immediate: true,
 			handler(editor) {
 				if (editor) {
 					this.$nextTick(() => {
-						editor.registerPlugin(FloatingMenu(this.$el))
+						editor.registerPlugin(FloatingMenu({
+							element: this.$el,
+							onUpdate: menu => {
+								this.menu = menu
+							},
+						}))
 					})
 				}
 			},
 		},
 	},
-	render(createElement) {
+	render() {
 		if (!this.editor) {
 			return null
 		}
 
-		return createElement('div', this.$scopedSlots.default({
+		return this.$scopedSlots.default({
 			focused: this.editor.view.focused,
 			focus: this.editor.focus,
 			commands: this.editor.commands,
 			isActive: this.editor.isActive.bind(this.editor),
 			markAttrs: this.editor.markAttrs.bind(this.editor),
-		}))
+			menu: this.menu,
+		})
 	},
 }
diff --git a/packages/tiptap/src/utils/FloatingMenu.js b/packages/tiptap/src/utils/FloatingMenu.js
index bb3371d0..e812a0b3 100644
--- a/packages/tiptap/src/utils/FloatingMenu.js
+++ b/packages/tiptap/src/utils/FloatingMenu.js
@@ -1,12 +1,18 @@
 import { Plugin } from 'prosemirror-state'
 
-class Toolbar {
+class Menu {
 
-	constructor({ element, editorView }) {
+	constructor({ options, editorView }) {
+		this.options = {
+			...{
+				element: null,
+				onUpdate: () => false,
+			},
+			...options,
+		}
 		this.editorView = editorView
-		this.element = element
-		this.element.style.visibility = 'hidden'
-		this.element.style.opacity = 0
+		this.isActive = false
+		this.top = 0
 
 		this.editorView.dom.addEventListener('blur', this.hide.bind(this))
 	}
@@ -35,17 +41,21 @@ class Toolbar {
 			return
 		}
 
-		const editorBoundings = this.element.offsetParent.getBoundingClientRect()
+		const editorBoundings = this.options.element.offsetParent.getBoundingClientRect()
 		const cursorBoundings = view.coordsAtPos(state.selection.$anchor.pos)
 		const top = cursorBoundings.top - editorBoundings.top
 
-		this.element.style.top = `${top}px`
-		this.show()
+		this.isActive = true
+		this.top = top
+
+		this.sendUpdate()
 	}
 
-	show() {
-		this.element.style.visibility = 'visible'
-		this.element.style.opacity = 1
+	sendUpdate() {
+		this.options.onUpdate({
+			isActive: this.isActive,
+			top: this.top,
+		})
 	}
 
 	hide(event) {
@@ -53,8 +63,8 @@ class Toolbar {
 			return
 		}
 
-		this.element.style.visibility = 'hidden'
-		this.element.style.opacity = 0
+		this.isActive = false
+		this.sendUpdate()
 	}
 
 	destroy() {
@@ -63,10 +73,10 @@ class Toolbar {
 
 }
 
-export default function (element) {
+export default function (options) {
 	return new Plugin({
 		view(editorView) {
-			return new Toolbar({ editorView, element })
+			return new Menu({ editorView, options })
 		},
 	})
 }