wisemapping-open-source/mindplot/src/main/javascript/Command.js

48 lines
1.3 KiB
JavaScript
Raw Normal View History

2009-06-07 20:59:43 +02:00
/*
* Copyright [2011] [wisemapping]
2009-06-07 20:59:43 +02:00
*
2011-01-24 01:03:12 +01:00
* Licensed under WiseMapping Public License, Version 1.0 (the "License").
* It is basically the Apache License, Version 2.0 (the "License") plus the
* "powered by wisemapping" text requirement on every single page;
* you may not use this file except in compliance with the License.
* You may obtain a copy of the license at
2009-06-07 20:59:43 +02:00
*
* http://www.wisemapping.org/license
2009-06-07 20:59:43 +02:00
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
2009-06-07 20:59:43 +02:00
*/
mindplot.Command = new Class(
{
initialize: function()
{
this._id = mindplot.Command._nextUUID();
},
execute: function(commandContext)
{
throw "execute must be implemented.";
},
undoExecute: function(commandContext)
{
throw "undo must be implemented.";
},
getId:function()
{
return this._id;
}
});
mindplot.Command._nextUUID = function()
{
2011-04-16 22:41:06 +02:00
if (!core.Utils.isDefined(mindplot.Command._uuid))
2009-06-07 20:59:43 +02:00
{
mindplot.Command._uuid = 1;
}
mindplot.Command._uuid = mindplot.Command._uuid + 1;
return mindplot.Command._uuid;
};