ace/plugins/pilot/lib/commands/history.js
2010-12-15 18:58:46 +00:00

117 lines
3.4 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* 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/
*
* 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.
*
* The Original Code is Skywriter.
*
* The Initial Developer of the Original Code is
* Mozilla.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Skywriter Team (skywriter@mozilla.com)
*
* 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) {
/**
* CLI 'up'
* Decrement the 'current entry' pointer
*/
var historyPreviousCommandSpec = {
name: "historyPrevious",
predicates: { isCommandLine: true, isKeyUp: true },
key: "up",
exec: function(args, request) {
if (pointer > 0) {
pointer--;
}
var display = history.requests[pointer].typed;
env.commandLine.setInput(display);
}
};
/**
* CLI 'down'
* Increment the 'current entry' pointer
*/
var historyNextCommandSpec = {
name: "historyNext",
predicates: { isCommandLine: true, isKeyUp: true },
key: "down",
exec: function(args, request) {
if (pointer < history.requests.length) {
pointer++;
}
var display = (pointer === history.requests.length)
? ''
: history.requests[pointer].typed;
env.commandLine.setInput(display);
}
};
/**
* 'history' command
*/
var historyCommandSpec = {
name: "history",
description: "Show history of the commands",
exec: function(args, request) {
var output = [];
output.push('<table>');
var count = 1;
history.requests.forEach(function(request) {
output.push('<tr>');
output.push('<th>' + count + '</th>');
output.push('<td>' + request.typed + '</td>');
output.push('</tr>');
count++;
});
output.push('</table>');
request.done(output.join(''));
}
};
/**
* The pointer to the command that we show on up|down
*/
var pointer = 0;
/**
* Reset the pointer to the latest command execution
*/
exports.addedRequestOutput = function() {
pointer = history.requests.length;
};
});