int CDeleteTrayNullIconDlg::DeleteTrayNullIcon(BOOL &bNullBeDel)
{
HWND hNotify1;
int iMethod=0;
bNullBeDel = FALSE;
HWND hStatus=::FindWindow("Shell_TrayWnd",NULL); //得到任務(wù)欄句柄
if (hStatus==NULL)
{
//AfxMessageBox ( "Get Shell_TrayWnd error!" );
return -1;
}
HWND hNotify=FindWindowEx(hStatus,NULL,"TrayNotifyWnd",NULL); //右下角區(qū)域
if (hNotify==NULL)
{
//AfxMessageBox ( "Get TrayNotifyWnd error!" );
return -1;
}
goto1:
if (iMethod<1)
{
hNotify1=FindWindowEx(hNotify,NULL,"SysPager",NULL);
if (hNotify==NULL)
{
//AfxMessageBox ( "Get SysPager error!" );
return -1;
}
if (hNotify1==NULL)
{
hNotify1=hNotify;
}
}
else
{
hNotify1=hNotify;
}
HWND hNotify1_0=FindWindowEx(hNotify1,NULL,"ToolBarWindow32",NULL);//右下角區(qū)域(不包括時間)
if (hNotify1_0==NULL)
{
//AfxMessageBox ( "Get ToolBarWindow32 error!" );
return -1;
}
//-------------------以上是得到任務(wù)欄右下腳一塊地方的句柄
DWORD pid = 0;
GetWindowThreadProcessId(hNotify1_0,&pid);
if (pid==NULL)
{
//AfxMessageBox ( "Get pid error!" );
return -1;
}
HANDLE hProcess=OpenProcess(PROCESS_QUERY_INFORMATION|PROCESS_ALL_ACCESS,true,pid);
if (hProcess==NULL)
{
//AfxMessageBox ( "Get hd error!" );
return -1;
}
::SendMessage(hNotify1_0,WM_PAINT ,NULL,NULL);
CRect rect;
::GetWindowRect(hNotify1_0,&rect);
::InvalidateRect(hNotify1_0,&rect,FALSE);
int iNum=::SendMessage(hNotify1_0,TB_BUTTONCOUNT ,NULL,NULL); //獲取任務(wù)欄上圖標(biāo)個數(shù)
if (iNum<1 && iMethod==0)
{
iMethod=2;
goto goto1;
}
unsigned long n = 0;
TBBUTTON *pButton = new TBBUTTON;
CString strInfo = _T("");
wchar_t name[256] = {0};
TBBUTTON BButton;
unsigned long whd,proid;
CString x;
for(int i=0; i<iNum; i++)
{
::SendMessage(hNotify1_0,TB_GETBUTTON,i,(LPARAM)(&BButton));
ReadProcessMemory(hProcess,&BButton,pButton,sizeof(TBBUTTON),&n);
if (pButton->iString != 0xffffffff)
{
try
{
ReadProcessMemory(hProcess,(void *)pButton->iString,name,255,&n);
}
catch(...)
{
}
strInfo.Format("%d : %s ",i+1,CString(name));
TRACE(strInfo);
}
try
{
whd=0;
ReadProcessMemory(hProcess,(void *)pButton->dwData,&whd,4,&n);
}
catch(...)
{
}
proid=NULL;
GetWindowThreadProcessId((HWND)whd,&proid);
if(proid==NULL)
{
bNullBeDel = TRUE;
::SendMessage(hNotify1_0,TB_DELETEBUTTON,i,0);
}
}
delete pButton;
return 0;
}
原作者謝紅偉，上代碼我作了幾個地方修改與優(yōu)化
#define WM_NOTIFYICON WM_USER+5
void CDeleteTrayNullIconDlg::OnButton1()
{
BOOL bNullBeDel = FALSE;
do
{
DeleteTrayNullIcon ( bNullBeDel );
} while ( bNullBeDel );
NOTIFYICONDATA ni;
ni.cbSize=sizeof(ni);
ni.hIcon=m_hIcon;
//ni.hWnd=m_pMainWnd->m_hWnd;
//strcpy(nd.szTip, "我的托盤");
ni.uCallbackMessage=WM_NOTIFYICON;
ni.uFlags= NIF_ICON | NIF_MESSAGE | NIF_TIP ;
ni.uID=IDR_MAINFRAME;
Shell_NotifyIcon(NIM_ADD, &ni);
Shell_NotifyIcon(NIM_DELETE, &ni);
AfxMessageBox ( "清除無效的托盤圖標(biāo)已經(jīng)完成", MB_ICONINFORMATION );
}