Made and implemented Linking class for tracking eclipse-style identifier ctrl + clicks. Off by default.

lib/ace/ace.js

@@ -47,6 +47,7 @@ var EditSession = require("./edit_session").EditSession;
 var UndoManager = require("./undomanager").UndoManager;
 var Renderer = require("./virtual_renderer").VirtualRenderer;
 var MultiSelect = require("./multi_select").MultiSelect;
+var Linking = require("ace/linking").Linking;
 
 // The following require()s are for inclusion in the built ace file
 require("./worker/worker_client");
@@ -87,6 +88,7 @@ exports.edit = function(el) {
 
     var editor = new Editor(new Renderer(el));
     new MultiSelect(editor);
+    new Linking(editor);
     editor.setSession(doc);
 
     var env = {

lib/ace/linking.js

@@ -0,0 +1,66 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Distributed under the BSD license:
+ *
+ * Copyright (c) 2010, Ajax.org B.V.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of Ajax.org B.V. nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+define(function(require, exports, module) {
+
+var oop = require("./lib/oop");
+var EventEmitter = require("./lib/event_emitter").EventEmitter;
+var onMouseDown = require("./mouse/linking_handler").onMouseDown;
+var onMouseMove = require("./mouse/linking_handler").onMouseMove;
+var Editor = require("./editor").Editor;
+
+// Linking(editor)
+// adds linking support to the editor
+function Linking(editor) {
+}
+
+(function() {
+    oop.implement(this, EventEmitter);
+}).call(Linking.prototype);
+
+exports.Linking = Linking;
+
+require("./config").defineOptions(Editor.prototype, "editor", {
+    enableLinking: {
+        set: function(val) {
+            Linking(this);
+            if (val) {
+                this.on("mousedown", onMouseDown);
+                this.on("mousemove", onMouseMove);
+            } else {
+                this.off("mousedown", onMouseDown);
+                this.off("mousemove", onMouseMove);
+            }
+        },
+        value: false
+    }
+})
+
+});

lib/ace/mouse/linking_handler.js

@@ -0,0 +1,66 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Distributed under the BSD license:
+ *
+ * Copyright (c) 2010, Ajax.org B.V.
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of Ajax.org B.V. nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+define(function(require, exports, module) {
+
+var event = require("../lib/event");
+
+function onMouseMove(e) {
+    var editor = e.editor;
+    var ctrl = e.getAccelKey();
+
+    if (ctrl) {
+        var editor = e.editor;
+        var docPos = e.getDocumentPosition();
+        var session = editor.session;
+        var token = session.getTokenAt(docPos.row, docPos.column);
+
+        editor._emit("link_hover", {position: docPos, token: token});
+    }
+}
+
+function onMouseDown(e) {
+    var ctrl = e.getAccelKey();
+    var button = e.getButton();
+
+    if (button == 0 && ctrl) {
+        var editor = e.editor;
+        var docPos = e.getDocumentPosition();
+        var session = editor.session;
+        var token = session.getTokenAt(docPos.row, docPos.column);
+
+        editor._emit("link", {position: docPos, token: token});
+    }
+}
+
+exports.onMouseMove = onMouseMove;
+exports.onMouseDown = onMouseDown;
+
+});