cleanup kitchen-sink demo

demo/kitchen-sink/file_drop.js

@@ -0,0 +1,73 @@
+/* ***** 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 config = require("ace/config");
+var event = require("ace/lib/event");
+var modelist = require("ace/ext/modelist");
+
+module.exports = function(editor) {
+    event.addListener(editor.container, "dragover", function(e) {
+        var types = e.dataTransfer.types;
+        if (types && Array.prototype.indexOf.call(types, 'Files') !== -1)
+            return event.preventDefault(e);
+    });
+
+    event.addListener(editor.container, "drop", function(e) {
+        var file;
+        try {
+            file = e.dataTransfer.files[0];
+            if (window.FileReader) {
+                var reader = new FileReader();
+                reader.onload = function() {
+                    var mode = modelist.getModeForPath(file.name);
+                    editor.session.doc.setValue(reader.result);
+                    editor.session.setMode(mode.mode);
+                    editor.session.modeName = mode.name;
+                };
+                reader.readAsText(file);
+            }
+            return event.preventDefault(e);
+        } catch(err) {
+            return event.stopEvent(e);
+        }
+    });
+}
+
+var Editor = require("ace/editor").Editor;
+config.defineOptions(Editor.prototype, "editor", {
+    loadDroppedFile: {
+        set: function() { module.exports(this); },
+        value: true
+    }
+});
+
+});