Added dialog box in case we can't bind listening socket.

git-svn-id: http://svn.klever.net/kin/pumpkin/trunk@47 fe716a7a-6dde-0310-88d9-d003556173a8

1 files changed, 1 insertions, 0 deletions

diff --git a/PumpKINDlg.cpp b/PumpKINDlg.cpp
index 0b3bf41..fc24596 100644
--- a/PumpKINDlg.cpp
+++ b/PumpKINDlg.cpp
@@ -202,256 +202,257 @@ CRect listrc;
         m_List.InsertColumn(2,"peer",LVCFMT_LEFT,listrc.Width()*2/7,subitemPeer);

         m_List.InsertColumn(3,"ACK",LVCFMT_RIGHT,listrc.Width()/7,subitemBytes);

         m_List.InsertColumn(4,"tsize",LVCFMT_RIGHT,listrc.Width()/7,subitemTSize);

 

         LogLine(IDS_LOG_START);

 

         SetupButtons();

 

 CRect rc, drc;

         GetWindowRect(rc);

         GetDesktopWindow()->GetWindowRect(drc);

         SetWindowPos(NULL,drc.right-6-rc.Width(),6,0,0,SWP_NOACTIVATE|SWP_NOSIZE|SWP_NOZORDER);

 

         if(m_bShown)

                 ShowWindow(SW_SHOW);

         else

                 ShowWindow(SW_HIDE);

 

         // CG: The following block was added by the ToolTips component.

         {

                 // Create the ToolTip control.

                 m_tooltip.Create(this);

                 m_tooltip.Activate(TRUE);

 

                 m_tooltip.AddTool(&m_List,IDC_CONNECTIONS);

                 m_tooltip.AddTool(GetDlgItem(IDC_PUT),IDC_PUT);

                 m_tooltip.AddTool(GetDlgItem(IDC_GET),IDC_GET);

                 m_tooltip.AddTool(&m_AbortCtl,IDC_ABORT);

                 m_tooltip.AddTool(GetDlgItem(IDC_OPTIONS),IDC_OPTIONS);

                 m_tooltip.AddTool(GetDlgItem(IDC_EXIT),IDC_EXIT);

                 m_tooltip.AddTool(GetDlgItem(ID_HELP),ID_HELP);

                 m_tooltip.AddTool(GetDlgItem(IDC_LOG),IDC_LOG);

         }

         return TRUE;  // return TRUE  unless you set the focus to a control

 }

 

 void CPumpKINDlg::OnSysCommand(UINT nID, LPARAM lParam)

 {

         if ((nID & 0xFFF0) == IDM_ABOUTBOX)

         {

                 CAboutDlg dlgAbout;

                 dlgAbout.DoModal();

         }

         else

         {

                 CDialog::OnSysCommand(nID, lParam);

         }

 }

 

 void CPumpKINDlg::OnDestroy()

 {

         SaveSettings();

 

 NOTIFYICONDATA nid;

         memset(&nid,0,sizeof(nid));

         nid.cbSize=sizeof(nid);

         nid.hWnd=m_Trayer->m_hWnd;

         nid.uID=IDC_TRAYICON;

         nid.uFlags=0;

         VERIFY(Shell_NotifyIcon(NIM_DELETE,&nid));

 

         WinHelp(0L, HELP_QUIT);

         CDialog::OnDestroy();

 POSITION p = m_LogTimes.GetStartPosition();

         while(p){

         CTime *t,*tt;

                 m_LogTimes.GetNextAssoc(p,t,tt);

                 ASSERT(t && tt && t==tt);

                 delete t;

         }

         // *** Abort and cleanup transfers

         m_LogTimes.RemoveAll();

 }

 

 // If you add a minimize button to your dialog, you will need the code below

 //  to draw the icon.  For MFC applications using the document/view model,

 //  this is automatically done for you by the framework.

 

 void CPumpKINDlg::OnPaint() 

 {

         if (IsIconic())

         {

                 CPaintDC dc(this); // device context for painting

 

                 SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

 

                 // Center icon in client rectangle

                 int cxIcon = GetSystemMetrics(SM_CXICON);

                 int cyIcon = GetSystemMetrics(SM_CYICON);

                 CRect rect;

                 GetClientRect(&rect);

                 int x = (rect.Width() - cxIcon + 1) / 2;

                 int y = (rect.Height() - cyIcon + 1) / 2;

 

                 // Draw the icon

                 dc.DrawIcon(x, y, m_hIcon);

         }

         else

         {

         CPaintDC pDC(this);

         CDC bmpDC;

                 bmpDC.CreateCompatibleDC(&pDC);

                 bmpDC.SelectObject(&m_bmpBack);

         CRect rc;

                 GetClientRect(&rc);

                 for(int x=-m_bitmapBack.bmWidth*2/4;x<rc.Width();x+=m_bitmapBack.bmWidth)

                         for(int y=-m_bitmapBack.bmHeight*2/4;y<rc.Height();y+=m_bitmapBack.bmHeight)

                                 pDC.BitBlt(x,y,m_bitmapBack.bmWidth,m_bitmapBack.bmHeight,&bmpDC,0,0,SRCCOPY);

                 bmpDC.DeleteDC();

                 CDialog::OnPaint();

         }

 }

 

 // The system calls this to obtain the cursor to display while the user drags

 //  the minimized window.

 HCURSOR CPumpKINDlg::OnQueryDragIcon()

 {

         return (HCURSOR) m_hIcon;

 }

 

 int CPumpKINDlg::OnCreate(LPCREATESTRUCT lpCreateStruct) 

 {

         if (CDialog::OnCreate(lpCreateStruct) == -1)

                 return -1;

 

         m_Listener.m_Daddy=this;

         if(!m_Listener.Create(m_ListenPort,SOCK_DGRAM)){

                 TRACE0("Failed to create socket\n");

+                AfxMessageBox(IDS_BOX_CANTBIND,MB_OK|MB_ICONEXCLAMATION);

                 return -1;

         }

 

         if(!m_Trayer->Create(NULL,"PumpKIN TrayIcon",WS_CHILD,CRect(0,0,0,0),this,0)){

                 TRACE0("Failed to create trayer\n");

                 return -1;

         }

 

 NOTIFYICONDATA nid;

         memset(&nid,0,sizeof(nid));

         nid.cbSize=sizeof(nid);

         nid.hWnd=m_Trayer->m_hWnd;

         nid.uID=IDC_TRAYICON;

         nid.uFlags=NIF_MESSAGE|NIF_ICON|NIF_TIP;

         nid.uCallbackMessage=WM_TRAYICON;

         nid.hIcon=AfxGetApp()->LoadIcon(IDR_MAINFRAME);

         // *** Load from resource

         strcpy(nid.szTip,"PumpKIN");

         VERIFY(Shell_NotifyIcon(NIM_ADD,&nid));

 

         return 0;

 }

 

 void CListenSocket::OnReceive(int nErrorCode)

 {

         ASSERT(m_Daddy);

         if(nErrorCode){

                 m_Daddy->LogLine(IDS_LOG_LISTENRECEIVEERROR);

                 return;

         }

 DWORD fionread = 0;

                 VERIFY(IOCtl(FIONREAD,&fionread));// *** Do some checking on the value acquired

 tftp *tftpRQ = tftp::Allocate(fionread);

         ASSERT(tftpRQ);

 SOCKADDR_IN sin;

         if(!tftpRQ->Receive(this,fionread,&sin)){

                 m_Daddy->LogLine(IDS_LOG_LISTENACCEPTERROR);

                 delete tftpRQ;

                 return;

         }

         #ifndefNDEBUG

 CString tmp;

         tmp.Format("%u - %s - %u\n",tftpRQ->Opcode(),inet_ntoa(sin.sin_addr),sin.sin_port);

         TRACE0(tmp);

 #endif

 POSITION p = m_Daddy->m_Xfers.GetStartPosition();

         while(p){

         SOCKET key;

         CXferSocket *sock;

                 m_Daddy->m_Xfers.GetNextAssoc(p,key,sock);

                 ASSERT(sock);

                 if(sock->m_Peer.sin_addr.s_addr==sin.sin_addr.s_addr && sock->m_Peer.sin_port==sin.sin_port){

                         TRACE0("Ignoring request which we are already processing\n");

                         delete tftpRQ;

                         return;

                 }

         }

         switch(tftpRQ->Opcode()){

         case tftp::opRRQ:

                 // Read Request

                 {

                 CString tmp;

                         tmp.Format(IDS_LOG_RRQSERVE,tftpRQ->rqFileName(),tftpRQ->rqType(),inet_ntoa(sin.sin_addr));

                         m_Daddy->LogLine(tmp);

                 CRRQSocket *s = new CRRQSocket(m_Daddy,tftpRQ->rqFileName(),tftpRQ->rqType(),&sin);

                         ASSERT(s);

                         tftpRQ->GetOptions(&s->m_Options);

                         if(!s->Create())

                                 s->Destroy(FALSE);

                 }

                 break;

         case tftp::opWRQ:

                 // Write Request

                 {

                 CString tmp;

                         tmp.Format(IDS_LOG_WRQSERVE,tftpRQ->rqFileName(),tftpRQ->rqType(),inet_ntoa(sin.sin_addr));

                         m_Daddy->LogLine(tmp);

                 CWRQSocket *s = new CWRQSocket(m_Daddy,tftpRQ->rqFileName(),tftpRQ->rqType(),&sin);

                         ASSERT(s);

                         tftpRQ->GetOptions(&s->m_Options);

                         if(!s->Create(NULL,NULL))

                                 s->Destroy(FALSE);

                 }

                 break;

         default:

                 m_Daddy->LogLine(IDS_LOG_LISTENOPCODE);

                 delete tftpRQ;

                 return;

         }

         delete tftpRQ;

 }

 

 BOOL tftp::Receive(CAsyncSocket* socket,UINT maxLength,SOCKADDR_IN *sin)

 {

         ASSERT(socket);

 int saddrLen = sizeof(SOCKADDR_IN);

         length = sin ? 

                         socket->ReceiveFrom(udpBase(),maxLength,(SOCKADDR*)sin,&saddrLen)

                 :

                         socket->Receive(udpBase(),maxLength)

         ;

         if(!length)

                 return FALSE;

         if(length==(tftpLength)SOCKET_ERROR)

                 return FALSE;

         return TRUE;

 }

 

 UINT tftp::Opcode()

 {

         return REVERSEBYTES(opcode);

 }

 

 CString tftp::rqFileName()

 {

         ASSERT(length);

         ASSERT(Opcode()==opRRQ || Opcode()==opWRQ);

 CString rv;

         if(memchr(&data.m_RQ.data,0,length-sizeof(opcode)))

                 rv = (LPCTSTR)data.m_RQ.data;

         return rv;

 }

 

 CString tftp::rqType()

 {

         ASSERT(length);

         ASSERT(Opcode()==opRRQ || Opcode()==opWRQ);

 CString rv;