我试图在Android设备上测试打击代码,但我无法在文本字段中看到任何数据。此代码适用于AIR桌面,但在Android没有。是否有区别AIR FileStream功能桌面和Android?什么是最好的跨平台代码保存文件和读写?Adobe AIR Android FileStream问题
此代码适用于Adobe Animate CC Android 仿真器。
import flash.filesystem.*;
var prefsFile:File;
[Bindable] var prefsXML:XML;
var stream:FileStream;
function appStart():void
{
prefsFile = File.applicationStorageDirectory;
prefsFile = prefsFile.resolvePath("preferences.xml");
readXML();
}
function readXML():void
{
stream = new FileStream();
if (prefsFile.exists) {
stream.open(prefsFile, FileMode.READ);
processXMLData();
}
else
{
saveData();
}
}
function processXMLData():void
{
prefsXML = XML(stream.readUTFBytes(stream.bytesAvailable));
stream.close();
trace(prefsXML.Data1);
trace(prefsXML.Data2);
trace(prefsXML.Data3);
txt_D1.text = prefsXML.Data1;
txt_D2.text = prefsXML.Data2;
txt_D3.text = prefsXML.Data3;
}
function windowClosingHandler(event:Event):void
{
saveData();
}
function saveData():void
{
createXMLData();
writeXMLData();
}
function createXMLData():void
{
prefsXML = <preferences/>;
prefsXML.Data1 = 1;
prefsXML.Data2 = 2;
prefsXML.Data3 = 3;
}
function writeXMLData():void
{
var outputString:String = '<?xml version="1.0" encoding="utf-8"?>\n';
outputString += prefsXML.toXMLString();
outputString = outputString.replace(/\n/g, File.lineEnding);
stream = new FileStream();
stream.open(prefsFile, FileMode.WRITE);
stream.writeUTFBytes(outputString);
stream.close();
}
appStart();
我在设置中选择了所有权限并重新编译。现在它工作。 –
@MohammadSamir你不需要**所有权限**。有些人被需要[不必要]访问所有内容的应用程序关闭(SD卡,手机通讯录,GPS等...为什么?),尝试允许“读/写设备存储”,如果文件不是保存/加载到'File.applicationStorageDirectory'内... –