From e0ce741f5b99f51c98f676bbfcdfcd04fa404b30 Mon Sep 17 00:00:00 2001
From: nightwing <amirjanyan@gmail.com>
Date: Sun, 14 Jul 2013 07:44:50 +0400
Subject: [PATCH] convert multi_select to an option

---
 lib/ace/multi_select.js | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

diff --git a/lib/ace/multi_select.js b/lib/ace/multi_select.js
index 41ca9b89..ea4b3198 100644
--- a/lib/ace/multi_select.js
+++ b/lib/ace/multi_select.js
@@ -867,13 +867,16 @@ exports.onSessionChange = function(e) {
 // adds multiple selection support to the editor
 // (note: should be called only once for each editor instance)
 function MultiSelect(editor) {
+    if (editor.$multiselectOnSessionChange)
+        return;
     editor.$onAddRange = editor.$onAddRange.bind(editor);
     editor.$onRemoveRange = editor.$onRemoveRange.bind(editor);
     editor.$onMultiSelect = editor.$onMultiSelect.bind(editor);
     editor.$onSingleSelect = editor.$onSingleSelect.bind(editor);
+    editor.$multiselectOnSessionChange = exports.onSessionChange.bind(editor);
 
-    exports.onSessionChange.call(editor, editor);
-    editor.on("changeSession", exports.onSessionChange.bind(editor));
+    editor.$multiselectOnSessionChange(editor);
+    editor.on("changeSession", editor.$multiselectOnSessionChange);
 
     editor.on("mousedown", onMouseDown);
     editor.commands.addCommands(commands.defaultCommands);
@@ -908,4 +911,23 @@ function addAltCursorListeners(editor){
 
 exports.MultiSelect = MultiSelect;
 
+
+require("./config").defineOptions(Editor.prototype, "editor", {
+    enableMultiselect: {
+        set: function(val) {
+            MultiSelect(this);
+            if (val) {
+                this.on("changeSession", this.$multiselectOnSessionChange);
+                this.on("mousedown", onMouseDown);
+            } else {
+                this.off("changeSession", this.$multiselectOnSessionChange);
+                this.off("mousedown", onMouseDown);
+            }
+        },
+        value: true
+    }
+})
+
+
+
 });