pb中使用winapi生成全球唯一标示码(GUID,UUID)

1、定义结构及外部函数

global type uuid from structureulongdata1uintdata2uintdata3characterdata4[8]end type

Function ulong UuidCreate(ref uuid lpUUID) LIBRARY "rpcrt4"Function ulong UuidToString (ref uuid lpUUID, ref long lpUUIDString) LIBRARY "rpcrt4" Alias for "UuidToStringA"Function ulong RpcStringFree(long lpUUIDString) LIBRARY "rpcrt4" Alias for "RpcStringFreeA"

2、函数主体

CONSTANT Long RPC_S_OK = 0CONSTANT Long RPC_S_UUID_LOCAL_ONLY = 1824

Long ll_rtnuuid ull_rtn = uuidcreate(u) //Create a new UUIDIF ll_rtn = RPC_S_OK OR ll_rtn = RPC_S_UUID_LOCAL_ONLY THEN Long ll_pointer String ls_uuid ll_rtn = UuidToString(u,ll_pointer) ls_uuid = Upper(String (ll_pointer,"Address")) //Convert it to a string

RpcStringFree(ll_pointer)//Remove the string from the memory RETURN ls_uuidELSE RETURN ""END IF

注:发布时候可能需要rpcrt4.dll

附:另外一种生成guid的方法

oleObject PBObjectstring ls_GUIDlong ll_result

PBObject = CREATE oleObject

ll_result = PBObject.ConnectToNewObject & ("PowerBuilder.Application")IF ll_result < 0 THENmessagebox("","连接失败:与PowerBuilder.Application连接出错!")Destroy PBObject return ""ELSE ll_result = PBObject.GenerateGUID(REF ls_GUID)END IFDestroy PBObject

return Mid(ls_GUID,2,len(ls_GUID) – 2)

第二种方法在程序发布时候需要在客户端进行配置:

pbapl80.dllpbaen80.tlbrpcrt4.dll

修改注册表如下

Windows Registry Editor Version 5.00

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; PBAPPL.REG;; Registration information for PowerBuilder.Application.8;; All rights reserved.No portion of this material may be copied in any way; without prior written consent from Powersoft Corporation.;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

; Version independent ProgID entries

[HKEY_CLASSES_ROOT/PowerBuilder.Application]@="PowerBuilder Automation"

[HKEY_CLASSES_ROOT/PowerBuilder.Application/CLSID]@="{88880001-8888-1000-8000-080009AC61A9}"

[HKEY_CLASSES_ROOT/PowerBuilder.Application/CurVer]@="PowerBuilder.Application.8"

[HKEY_CLASSES_ROOT/PowerBuilder.Application/NotInsertable]@=""

; Version specific ProgID entries[HKEY_CLASSES_ROOT/PowerBuilder.Application.8]@="PowerBuilder 8.0 Automation"

[HKEY_CLASSES_ROOT/PowerBuilder.Application.8/CLSID]@="{88880001-8888-1000-8000-080009AC61A9}"

[HKEY_CLASSES_ROOT/PowerBuilder.Application.8/NotInsertable]@=""

; CLSID entries[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}]@="PowerBuilder Automation"

[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}/InProcServer32]@="d://Program Files//Sybase//Shared//PowerBuilder//pbvm80.dll""ThreadingModel"="Apartment"

[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}/NotInsertable]@=""

[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}/ProgID]@="PowerBuilder.Application.8"

[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}/Programmable]@=""

[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}/TypeLib]@="{88880002-8888-1000-8000-080009AC61A9}"

[HKEY_CLASSES_ROOT/CLSID/{88880001-8888-1000-8000-080009AC61A9}/VersionIndependentProgID]@="PowerBuilder.Application"

; Type library registration entries[HKEY_CLASSES_ROOT/TypeLib/{88880002-8888-1000-8000-080009AC61A9}]

[HKEY_CLASSES_ROOT/TypeLib/{88880002-8888-1000-8000-080009AC61A9}/1.0]@="PowerBuilder Automation Type Library"

[HKEY_CLASSES_ROOT/TypeLib/{88880002-8888-1000-8000-080009AC61A9}/1.0/0]

[HKEY_CLASSES_ROOT/TypeLib/{88880002-8888-1000-8000-080009AC61A9}/1.0/0/Win32]@="d://Program Files//Sybase//Shared//PowerBuilder//PBAEN80.TLB"

[HKEY_CLASSES_ROOT/TypeLib/{88880002-8888-1000-8000-080009AC61A9}/1.0/9]

[HKEY_CLASSES_ROOT/TypeLib/{88880002-8888-1000-8000-080009AC61A9}/1.0/9/Win32]@="d://Program Files//Sybase//Shared//PowerBuilder//PBAEN80.TLB"

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pb中使用winapi生成全球唯一标示码(GUID,UUID)

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