overleaf/services/web/public/js/ace/mode/folding/mixed.js
2014-02-12 10:23:40 +00:00

83 lines
3.2 KiB
JavaScript
Executable file

/* ***** 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) {
"use strict";
var oop = require("../../lib/oop");
var BaseFoldMode = require("./fold_mode").FoldMode;
var FoldMode = exports.FoldMode = function(defaultMode, subModes) {
this.defaultMode = defaultMode;
this.subModes = subModes;
};
oop.inherits(FoldMode, BaseFoldMode);
(function() {
this.$getMode = function(state) {
if (typeof state != "string")
state = state[0];
for (var key in this.subModes) {
if (state.indexOf(key) === 0)
return this.subModes[key];
}
return null;
};
this.$tryMode = function(state, session, foldStyle, row) {
var mode = this.$getMode(state);
return (mode ? mode.getFoldWidget(session, foldStyle, row) : "");
};
this.getFoldWidget = function(session, foldStyle, row) {
return (
this.$tryMode(session.getState(row-1), session, foldStyle, row) ||
this.$tryMode(session.getState(row), session, foldStyle, row) ||
this.defaultMode.getFoldWidget(session, foldStyle, row)
);
};
this.getFoldWidgetRange = function(session, foldStyle, row) {
var mode = this.$getMode(session.getState(row-1));
if (!mode || !mode.getFoldWidget(session, foldStyle, row))
mode = this.$getMode(session.getState(row));
if (!mode || !mode.getFoldWidget(session, foldStyle, row))
mode = this.defaultMode;
return mode.getFoldWidgetRange(session, foldStyle, row);
};
}).call(FoldMode.prototype);
});