fold_handler.js in gollum-2.4.5

- old
+ new
@@ -1,67 +1,106 @@
-/* vim:ts=4:sts=4:sw=4:
- * ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+/* ***** BEGIN LICENSE BLOCK *****
+ * Distributed under the BSD license:
  *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
+ * Copyright (c) 2010, Ajax.org B.V.
+ * All rights reserved.
  *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
+ * 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.
  *
- * The Original Code is Ajax.org Code Editor (ACE).
+ * 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.
  *
- * The Initial Developer of the Original Code is
- * Ajax.org B.V.
- * Portions created by the Initial Developer are Copyright (C) 2010
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *      Fabian Jakobs <fabian AT ajax DOT org>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
  * ***** END LICENSE BLOCK ***** */
 
 define(function(require, exports, module) {
 "use strict";
 
 function FoldHandler(editor) {
-    
+
     editor.on("click", function(e) {
         var position = e.getDocumentPosition();
         var session = editor.session;
-        
+
         // If the user clicked on a fold, then expand it.
         var fold = session.getFoldAt(position.row, position.column, 1);
         if (fold) {
             if (e.getAccelKey())
                 session.removeFold(fold);
             else
                 session.expandFold(fold);
-                
+
             e.stop();
         }
     });
-    
-    editor.on("gutterclick", function(e) {
-        if (e.domEvent.target.className.indexOf("ace_fold-widget") != -1) {
+
+    editor.on("guttermousedown", function(e) {
+        var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);
+
+        if (gutterRegion == "foldWidgets") {
             var row = e.getDocumentPosition().row;
-            editor.session.onFoldWidgetClick(row, e.domEvent);
+            var session = editor.session;
+            if (session.foldWidgets && session.foldWidgets[row])
+                editor.session.onFoldWidgetClick(row, e);
+            e.stop();
+        }
+    });
+
+    editor.on("gutterdblclick", function(e) {
+        var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);
+
+        if (gutterRegion == "foldWidgets") {
+            var row = e.getDocumentPosition().row;
+            var session = editor.session;
+            var fw = session.foldWidgets;
+            if (!fw || fw[row])
+                return;
+
+            var i = row - 1, firstRange;
+            while (i >= 0) {
+                var c = fw[i];
+                if (c == null)
+                    c = fw[i] = session.getFoldWidget();
+
+                if (c == "start") {
+                    var range = session.getFoldWidgetRange(i);
+                    if (!firstRange)
+                        firstRange = range;
+                    if (range && range.end.row >= row)
+                        break;
+                }
+                i--;
+            }
+            if (i == -1)
+                range = firstRange;
+
+            if (range) {
+                var row = range.start.row;
+                var fold = session.getFoldAt(row, session.getLine(row).length, 1);
+
+                if (fold) {
+                    session.removeFold(fold);
+                } else {
+                    session.addFold("...", range);
+                    editor.renderer.scrollCursorIntoView({row: range.start.row, column: 0});
+                }
+            }
             e.stop();
         }
     });
 }
 