If VBA7Then Public Declare PtrSafe Function FindWindow Lib "user32.dll" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As LongLong Public Declare PtrSafe Function ClientToScreen Lib "user32" (ByVal hWnd As LongLong, lpPoint As POINTAPI) As LongLong Public ...
Declare 语句 PtrSafe 关键字(可参考VBA帮助) 带有PtrSafe 关键字的 Declare 语句为建议的语法。要使包括 PtrSafe 的 Declare 语句能同时在 32 位和 64 位平台上的 VBA7 开发环境中正确运行,必须先将 Declare 语句中所有需要存储 64 位数的数据类型(参数和返回值)更新为使用 LongLong(对于 64 位整数)或 LongPt...
1.#If VBA7 Then 2.'定义窗体样式 3.Private Declare PtrSafe Function FindWindow Lib "user32" Alias _ 4."FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long 5.Private Declare PtrSafe Function SetWindowLong Lib "user32" Alias _ 6."SetWindowLongA" (ByVal Hwnd ...
Private Declare PtrSafe Function NetUseAdd Lib "mpr.dll" (ByVal servername As LongPtr, ByVal level As Long, ByVal buf As LongPtr, ByVal parms As LongPtr) As Long Private Declare PtrSafe Function NetApiBufferFree Lib "mpr.dll" (ByVal buf As LongPtr) As Long Private Type USE_INFO_2...
#If VBA7 Then Public Declare PtrSafe Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hWnd As LongPtr, ByVal lpOperation As String, ByVal lpFile As String, ByVal lpParameters As String, ByVal lpDirectory As String, ByVal nShowCmd As LongPtr) As LongPtr ...
Public filepn As String Public Declare PtrSafe Function mciSendString Lib "winmm.dll" Alias "mciSendStringA" (ByVal lpstrCommand As String, ByVal lpstrReturnString As String, ByVal uReturnLength As Long, ByVal hwndCallback As Long) As Long ...
1.在声明中加上 PtrSafe 关键字 2.加上VBA7 及Win64的判断 Declare 语句 PtrSafe 关键字(可参考VBA帮助) 带有PtrSafe 关键字的 Declare 语句为建议的语法。要使包括 PtrSafe 的 Declare 语句能同时在 32 位和 64 位平台上的 VBA7 开发环境中正确运行,必须先将 Declare 语句中所有需要存储 64 位数的数据类型...
Declare PtrSafe Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long Declare PtrSafe Function PostMessage Lib "user32" Alias "PostMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any...
Declare PtrSafe Function PostMessage Lib "user32" Alias "PostMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long 这是声明两个系统函数。用户查找窗口和窗口传递函数。 4. 这个excel文件的workbook打开事件中添加以下代码. ...
当在VBA中使用Excel与Access数据库进行数据交互时,可能会遇到3251运行时错误。这个错误通常是由以下原因引起的: 数据库文件不存在或路径错误:检查数据库文件是否存在,并确保路径正确。 数据库表或查询不存在:确保在访问数据库时使用的表或查询名称正确。 数据库文件已被其他进程锁定:如果数据库文件正在被其他程序或进程...