VCÖе÷ÓÃDelphiµÄDLLÖеĻص÷º¯ÊýÀý×Ó
//Delphi²¿·Ö
//»Øµ÷º¯Êý¶¨Òå
type TOnMyCallBack = procedure(data:pchar; id:Integer);stdcall;
//DLLÖеĵ¼³öº¯ÊýÉùÃ÷
procedure StartCall(param: TOnMyCallBack(data:pchar; id:Integer);stdcall;
begin
...
...
end;
-----------------------------------------------------------------------------------------------------------------------------
//vcµ÷Óò¿·Ö
typedef void (CALLBACK *MY_CallBack)(void *, char *data, int id);
void CALLBACK cxxGetDllData(void *data, int id)
{
CString ss;
ss.Format("%s:%d", data, id);
::MessageBox(NULL, "ÊÕµ½Êý¾Ý:", ss, MB_OK | MB_ICONWARNING);
}
void CTttDlg::OnOK()
{
//¶¯Ì¬¼ÓÔØDLLµ½µ±Ç°EXEµÄ½ø³Ì¿Õ¼ä
HINSTANCE hDll = LoadLibrary("d:\\temp\\test.dll");
if(!hDll)
{
:MessageBox(NULL, "¼ÓÔØ¶¯Ì¬Á´½Ó¿âʧ°Ü£¡", "Notice", MB_OK | MB_ICONWARNING);
return ;
}
MY_CallBack hStartCall = (MY_CallBack) ::GetProcAddress(hDll, "StartCall");
if(!hStartCall)
{
::MessageBox(NULL,"»ñÈ¡StartCallº¯ÊýµØÖ·´íÎó£¡","Notice",MB_ICONWARNING);
return ;
}
hStartCall(cxxGetDllData,"123456",100);
}
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var
TF: TextFile;
LogFile: string;
txt :string;
sysDir:string;
//´´½¨°´Å¥
procedure TForm1.Button1Click(Sender: TObject);
begin
sysDir:=extractfilepath(application.ExeName );
if not directoryexists(sysdir+'log\') then
createdir(sysdir+'log ......
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ÔÚDelphiÖУ¬µ÷ÓÃShowmessageºó£¬ÈçºÎʹµ¯³öµÄ¶Ô»°¿òÔÚÒ»ÃëÖÓºó×Ô¶¯¹Ø±Õ£¬¶ø²»ÓÃÊÖ¶¯È¥µãÈ·¶¨
1:ÓÃtimer¿Ø¼þµÄº¯Êý
procedure TForm1.Timer1Timer(Sender: TObject);
var
AHandle: THandle;
begin
AHandle := FindWindow('TMessageForm',
PChar(Application.Title));
if AHandle > 0 then
SendMessage( ......
Procedure OnMouseWheel(Var Msg :TMsg;var Handled:Boolean);
begin
if Msg.message = WM_MouseWheel then
begin
if Msg.wParam > 0 then
begin
if DBGrid.Focused then
......
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¡¡¡¡¡¡¡¡use mysql;
¡¡¡¡¡¡¡¡drop database myDB;
¡¡¡¡¡¡¡¡create database ......