使用AIR/Flex打开本地文件

var fileRef:FileReference = new FileReference();
fileRef.browse();
fileRef.addEventListener(Event.SELECT, onFileSelected);

function onFileSelected(event:Event):void {
    fileRef.load();
    fileRef.addEventListener(Event.COMPLETE, onFileLoaded);
}

function onFileLoaded(event:Event):void {
    var fileData:String = fileRef.data;
    // 处理文件数据
}

<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>