yunkong2.vis.cordova/plugins/cordova-plugin-file/www/ubuntu/fileSystems-roots.js
2018-09-22 10:44:38 +08:00

54 lines
1.8 KiB
JavaScript

/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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.
*
*/
var fsMap = null;
var FileSystem = require('./FileSystem');
var LocalFileSystem = require('./LocalFileSystem');
var exec = require('cordova/exec');
var requestFileSystem = function(type, size, successCallback) {
var success = function(file_system) {
if (file_system) {
if (successCallback) {
var fs = new FileSystem(file_system.name, file_system.root);
successCallback(fs);
}
}
};
exec(success, null, "File", "requestFileSystem", [type, size]);
};
require('./fileSystems').getFs = function(name, callback) {
if (fsMap) {
callback(fsMap[name]);
} else {
requestFileSystem(LocalFileSystem.PERSISTENT, 1, function(fs) {
requestFileSystem(LocalFileSystem.TEMPORARY, 1, function(tmp) {
fsMap = {};
fsMap[tmp.name] = tmp;
fsMap[fs.name] = fs;
callback(fsMap[name]);
});
});
}
};