# sevenZip.decoder2 库模块帮助文档 ## sevenZip 成员列表 # ### sevenZip.decoder2 # 7Zip 解压支持库，支持 LZMA/BCJ* 算法。此库只能用于调用 win.loopMessage 创建窗口消息循环的线程，例如界面线程。创建 7Zip 解压对象 ### sevenZip.decoder2() # 创建 7Zip 解压对象, [返回对象:sevenZipDecoder2Object](#sevenZipDecoder2Object) ## sevenZipDecoder2Object 成员列表 # ### sevenZipDecoder2Object.close() # 关闭对象 ### sevenZipDecoder2Object.count() # 返回文件数 ### sevenZipDecoder2Object.each() # ```aardio for path,isDir,time,size64 in sevenZipDecoder2Object.each(){ /*遍历压缩包中的所有文件或目录, path 参数为相对路径, isDir 参数指定当前路径是否目录, time 参数为文件修改时间, size64 参数为文件大小，math.size64 对象*/ } ``` ### sevenZipDecoder2Object.extract("解压路径") # 解压文件到指定目录, 目录不存在则自动创建该目录 ### sevenZipDecoder2Object.extractPrepareOperation # ```aardio sevenZipDecoder2Object.extractPrepareOperation = function(askExtractMode,itemIndex,filepath,isDir){ /*准备解压时回调此函数,filepath参数为当前解压的文件路径*/ } ``` ### sevenZipDecoder2Object.extractSetCompleted # ```aardio sevenZipDecoder2Object.extractSetCompleted = function(lowSize,hiSize,percent){ io.print("已解压",math.formatSize(lowSize,hiSize)," %" + percent ) /*解压完成时回调此函数,percent为表示解压进度的百分比数值*/ } ``` ### sevenZipDecoder2Object.extractSetOperationResult # ```aardio sevenZipDecoder2Object.extractSetOperationResult = function(opRet){ /*这里可以获取操作结果*/ if( opRet == 0/*kOK*/ ){ } elseif( opRet == 1/*kUnSupportedMethod*/ ){ io.print("Unsupported Method") } elseif( opRet == 0/*kDataError*/ ){ io.print("CRC Failed") } elseif( opRet == 0/*kCRCError*/ ){ io.print("Data Error") } else { io.print("Unknown Error") } } ``` ### sevenZipDecoder2Object.extractSetTotal # ```aardio sevenZipDecoder2Object.extractSetTotal = function(lowSize,hiSize){ var size64 = math.size64(lowBytes,hiBytes); io.print("压缩包大小",size64.format() ) /*返回 _S_FALSE 取消解压*/ } ``` ### sevenZipDecoder2Object.getItemBoolean(文件索引,_kpid) # 文件索引自1开始,返回属性布尔值参数2使用_kpid前缀的常量表示属性索引 ### sevenZipDecoder2Object.getItemNumber(文件索引,_kpid) # 文件索引自1开始,返回属性数值参数2使用_kpid前缀的常量表示属性索引 ### sevenZipDecoder2Object.getItemSize64() # [返回对象:mathSize64Object](https://www.aardio.com/zh-cn/docs/library-reference/math/_.html#mathSize64Object) ### sevenZipDecoder2Object.getItemSize64(文件索引,_kpidSize) # 文件索引自1开始,返回文件大小 ### sevenZipDecoder2Object.getItemString(文件索引,_kpid) # 文件索引自1开始,返回属性字符串值参数2使用_kpid前缀的常量表示属性索引 ### sevenZipDecoder2Object.getItemTime(文件索引,_kpid) # 文件索引自1开始,返回属性时间值参数2使用_kpid前缀的常量表示属性索引 ### sevenZipDecoder2Object.open("7z压缩包路径",是否测试模式) # 打开压缩包, 成功返回 true,失败返回 false 以及错误信息 ### sevenZipDecoder2Object.openSetCompleted # ```aardio sevenZipDecoder2Object.openSetCompleted = function(files,lowBytes,hiBytes,percent){ io.print("已打开",math.size64(lowBytes,hiBytes).format() ," %" + percent) /*打开压缩包回调此函数,percent为表示打开进度的百分比数值*/ } ``` ### sevenZipDecoder2Object.openSetTotal # ```aardio sevenZipDecoder2Object.openSetTotal = function(files,lowBytes,hiBytes){ var size64 = ..math.size64(lowBytes,hiBytes); /*返回 _S_FALSE 取消解压*/ } ``` ### sevenZipDecoder2Object.printError # ```aardio sevenZipDecoder2Object.printError = function(name,message){ /*解压时调用此函数显示错误信息*/ io.print("出错了", name,message ) } ``` ### sevenZipDecoder2Object.size64() # 返回解压后大小 [返回对象:mathSize64Object](https://www.aardio.com/zh-cn/docs/library-reference/math/_.html#mathSize64Object) ### 自动完成常量 _kpidATime=0xB _kpidAttrib=9 _kpidBigEndian=0x2A _kpidBit64=0x29 _kpidBlock=0x1B _kpidCRC=0x13 _kpidCTime=0xA _kpidCharacts=0x2F _kpidChecksum=0x2E _kpidClusterSize=0x1102 _kpidComment=0x1C _kpidCommented=0xE _kpidCpu=0x2B _kpidCreatorApp=0x33 _kpidDictionarySize=0x12 _kpidEncrypted=0xF _kpidError=0x37 _kpidExtension=5 _kpidFileSystem=0x18 _kpidFreeSpace=0x1101 _kpidGroup=0x1A _kpidHandlerItemIndex=2 _kpidHeadersSize=0x2D _kpidHostOS=0x17 _kpidId=0x31 _kpidIsAnti=0x15 _kpidIsDir=6 _kpidIsVolume=0x23 _kpidLink=0x36 _kpidLinks=0x25 _kpidLocalName=0x1200 _kpidMTime=0xC _kpidMainSubfile=1 _kpidMethod=0x16 _kpidName=4 _kpidNumBlocks=0x26 _kpidNumSubDirs=0x1F _kpidNumSubFiles=0x20 _kpidNumVolumes=0x27 _kpidOffset=0x24 _kpidPackSize=8 _kpidPath=3 _kpidPhySize=0x2C _kpidPosition=0x1D _kpidPosixAttrib=0x35 _kpidPrefix=0x1E _kpidProvider=0x1201 _kpidSectorSize=0x34 _kpidShortName=0x32 _kpidSize=7 _kpidSolid=0xD _kpidSplitAfter=0x11 _kpidSplitBefore=0x10 _kpidTimeType=0x28 _kpidTotalSize=0x1100 _kpidType=0x14 _kpidUnpackVer=0x21 _kpidUser=0x19 _kpidUserDefined=0x10000 _kpidVa=0x30 _kpidVolume=0x22 _kpidVolumeName=0x1103