Jobqiangdan32Client/assets/cordova/plugins/org.apache.cordova.file/www/FileWriter.js

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cordova.define("org.apache.cordova.file.FileWriter", function(require, exports, module) { /*
 *
 * 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 exec = require('cordova/exec'),
    FileError = require('./FileError'),
    ProgressEvent = require('./ProgressEvent');

/**
 * This class writes to the mobile device file system.
 *
 * For Android:
 *      The root directory is the root of the file system.
 *      To write to the SD card, the file name is "sdcard/my_file.txt"
 *
 * @constructor
 * @param file {File} File object containing file properties
 * @param append if true write to the end of the file, otherwise overwrite the file
 */
var FileWriter = function(file) {
    this.fileName = "";
    this.length = 0;
    if (file) {
        this.localURL = file.localURL || file;
        this.length = file.size || 0;
    }
    // default is to write at the beginning of the file
    this.position = 0;

    this.readyState = 0; // EMPTY

    this.result = null;

    // Error
    this.error = null;

    // Event handlers
    this.onwritestart = null;   // When writing starts
    this.onprogress = null;     // While writing the file, and reporting partial file data
    this.onwrite = null;        // When the write has successfully completed.
    this.onwriteend = null;     // When the request has completed (either in success or failure).
    this.onabort = null;        // When the write has been aborted. For instance, by invoking the abort() method.
    this.onerror = null;        // When the write has failed (see errors).