bool CMainFrame::MakeWave(const WAVEGEN_PARMS& Parms)
{
POSITION pos = theApp.GetFirstDocTemplatePosition();
CDocTemplate *pTpl = theApp.GetNextDocTemplate(pos);
CWaveShopDoc *pDoc = DYNAMIC_DOWNCAST(CWaveShopDoc, pTpl->CreateNewDocument());
if (pDoc == NULL)
return(FALSE);
bool retc, canceled;
{
CProgressDlg ProgDlg;
if (!ProgDlg.Create()) // create progress dialog
AfxThrowResourceException();
ProgDlg.SetWindowText(LDS(IDS_MAIN_GENERATING_AUDIO));
retc = CWaveGenDlg::MakeWave(Parms, pDoc->m_Wave, &ProgDlg);
canceled = ProgDlg.Canceled();
} // destroy progress dialog
if (!retc) { // if generation failed
if (!canceled) // if user canceled
AfxMessageBox(IDS_MAIN_CANT_MAKE_WAVE);
return(FALSE);
}
CDocument *pEmptyDoc = pTpl->OpenDocumentFile(NULL); // create new view
if (pEmptyDoc == NULL || m_View == NULL)
return(FALSE);
CString title = pEmptyDoc->GetTitle();
pEmptyDoc->RemoveView(m_View); // remove empty document from view
pDoc->SetTitle(title); // copy empty document's title to generated document
pDoc->AddView(m_View); // add generated document to view
m_View->OnInitialUpdate();
OnActivateView(m_View);
// view is still linked to empty document's undo manager; must relink
m_View->SetUndoManager(&pDoc->m_UndoMgr); // link view to undo manager
pDoc->m_UndoMgr.SetRoot(m_View); // link undo manager to view
return(TRUE);
}
bool CFindServersDlg::FindServersAddressRange()
{
UINT start, end;
if (!GetIPAddrRange(m_RangeStart, m_RangeEnd, start, end)) {
AfxMessageBox(IDS_FSRV_BAD_IP_RANGE);
return(FALSE);
}
if (!m_Done.Create(NULL, FALSE, FALSE, NULL))
return(FALSE);
m_Kill = FALSE;
AfxBeginThread(RcvThread, this);
bool retc = TRUE;
try {
CProgressDlg dlg;
dlg.Create();
dlg.SetRange(start, end);
dlg.SetWindowText(LDS(IDS_FSRV_PROGRESS_CAP));
for (UINT i = start; i <= end; i++) {
dlg.SetPos(i);
if (!IsBroadcastAddr(i)) { // exclude broadcast address
SOCKADDR_IN addr;
addr.sin_family = AF_INET;
addr.sin_port = htons(m_PortNumber);
addr.sin_addr.s_addr = ntohl(i);
m_Finder->RequestReply(addr); // request reply
}
if (dlg.Canceled()) {
retc = FALSE;
break;
}
}
CWaitCursor wc;
if (retc)
Sleep(1000); // give last replies a chance to come in
m_Kill = TRUE;
WaitForSingleObject(m_Done, INFINITE);
}
catch (const WError& e) {
CString msg(e.what());
AfxMessageBox(msg);
return(FALSE);
}
return(retc);
}
