From 600f0113753edfca58e20936e4701a096d2b6d04 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Aleksander=20=C5=81ukasz?=
 <aleksander.lukasz@nowoczesnapolska.org.pl>
Date: Tue, 1 Jul 2014 15:53:49 +0200
Subject: [PATCH 1/1] editor: canvas - context menu support

---
 .../modules/documentCanvas/canvas/canvas.js   | 40 ++++++++++++++++---
 .../documentCanvas/canvas/documentElement.js  |  4 ++
 .../modules/documentCanvas/documentCanvas.js  |  2 +-
 3 files changed, 39 insertions(+), 7 deletions(-)

diff --git a/src/editor/modules/documentCanvas/canvas/canvas.js b/src/editor/modules/documentCanvas/canvas/canvas.js
index 0259452..d3376e3 100644
--- a/src/editor/modules/documentCanvas/canvas/canvas.js
+++ b/src/editor/modules/documentCanvas/canvas/canvas.js
@@ -3,6 +3,7 @@ define([
 'libs/underscore',
 'libs/backbone',
 'fnpjs/logging/logging',
+'views/menu/menu',
 'modules/documentCanvas/canvas/documentElement',
 'modules/documentCanvas/canvas/keyboard',
 'modules/documentCanvas/canvas/utils',
@@ -14,8 +15,8 @@ define([
 'modules/documentCanvas/canvas/selection',
 'modules/documentCanvas/canvas/keyEvent',
 'libs/text!./canvas.html'
-], function($, _, Backbone, logging, documentElement, keyboard, utils, wlxmlListener, ElementsRegister, genericElement, nullElement, gutter, selection, keyEvent, canvasTemplate) {
-    
+], function($, _, Backbone, logging, Menu, documentElement, keyboard, utils, wlxmlListener, ElementsRegister, genericElement, nullElement, gutter, selection, keyEvent, canvasTemplate) {
+
 'use strict';
 /* global document:false, window:false, Node:false, gettext */
 
@@ -62,8 +63,9 @@ $.extend(TextHandler.prototype, {
 });
 
 
-var Canvas = function(wlxmlDocument, elements, metadata) {
+var Canvas = function(wlxmlDocument, elements, metadata, sandbox) {
     this.metadata = metadata || {};
+    this.sandbox = sandbox;
     this.elementsRegister = new ElementsRegister(documentElement.DocumentNodeElement, nullElement);
 
     elements = [
@@ -147,7 +149,6 @@ $.extend(Canvas.prototype, Backbone.Events, {
         this.rootWrapper.append(this.rootElement.dom);
     },
 
-
     triggerKeyEvent: function(keyEvent, selection) {
         selection = selection || this.getSelection();
         if(selection && (selection.type === 'caret' || selection.type === 'textSelection') && selection.toDocumentFragment().isValid()) {
@@ -155,6 +156,10 @@ $.extend(Canvas.prototype, Backbone.Events, {
         }
     },
 
+    createAction: function(fqName, config) {
+        return this.sandbox.createAction(fqName, config);
+    },
+
     setupEventHandling: function() {
         var canvas = this;
 
@@ -196,6 +201,17 @@ $.extend(Canvas.prototype, Backbone.Events, {
             }
         });
 
+        this.rootWrapper.on('contextmenu', function(e) {
+            var el = canvas.getDocumentElement(e.target);
+            
+            if(!el) {
+                return;
+            }
+
+            e.preventDefault();
+            this.showContextMenu(el, {x: e.clientX, y: e.clientY});
+        }.bind(this));
+
         this.rootWrapper.on('paste', function(e) {
             e.preventDefault();
 
@@ -454,6 +470,18 @@ $.extend(Canvas.prototype, Backbone.Events, {
         if(position.element) {
             this._moveCaretToTextElement(position.element, position.offset);
         }
+    },
+    showContextMenu: function(element, coors) {
+        var menu = new Menu();
+
+        while(element) {
+            (element.contextMenuActions || []).forEach(menu.addAction.bind(menu));
+            element = element.parent();
+        }
+        if(menu.actions.length) {
+            menu.updateContextParam('fragment', this.getSelection().toDocumentFragment());
+            this.sandbox.showContextMenu(menu, {x: coors.x, y: coors.y});
+        }
     }
 });
 
@@ -585,8 +613,8 @@ $.extend(Cursor.prototype, {
 });
 
 return {
-    fromXMLDocument: function(wlxmlDocument, elements, metadata) {
-        return new Canvas(wlxmlDocument, elements, metadata);
+    fromXMLDocument: function(wlxmlDocument, elements, metadata, sandbox) {
+        return new Canvas(wlxmlDocument, elements, metadata, sandbox);
     }
 };
 
diff --git a/src/editor/modules/documentCanvas/canvas/documentElement.js b/src/editor/modules/documentCanvas/canvas/documentElement.js
index 859a80b..adeaafe 100644
--- a/src/editor/modules/documentCanvas/canvas/documentElement.js
+++ b/src/editor/modules/documentCanvas/canvas/documentElement.js
@@ -95,6 +95,7 @@ $.extend(DocumentElement.prototype, {
 var DocumentNodeElement = function(wlxmlNode, canvas) {
     DocumentElement.call(this, wlxmlNode, canvas);
     this.containers = [];
+    this.contextMenuActions = [];
     this.init(this.dom);
 };
 
@@ -146,6 +147,9 @@ $.extend(DocumentNodeElement.prototype, {
             this.containers.splice(idx, 1);
         }
     },
+    addToContextMenu: function(actionFqName) {
+        this.contextMenuActions.push(this.canvas.createAction(actionFqName));
+    },
     handle: function(event) {
         var method = 'on' + event.type[0].toUpperCase() + event.type.substr(1),
             target;
diff --git a/src/editor/modules/documentCanvas/documentCanvas.js b/src/editor/modules/documentCanvas/documentCanvas.js
index a98fdb4..a440bb9 100644
--- a/src/editor/modules/documentCanvas/documentCanvas.js
+++ b/src/editor/modules/documentCanvas/documentCanvas.js
@@ -22,7 +22,7 @@ return function(sandbox) {
 
     var canvas = canvas3.fromXMLDocument(null, canvasElements, {
         user: sandbox.getConfig().user
-    });
+    }, sandbox);
     var canvasWrapper = $(template);
     var shownAlready = false;
     var scrollbarPosition = 0,
-- 
2.20.1