1259 lines
29 KiB
C
1259 lines
29 KiB
C
/*----------------------------------------------------------------------
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file: pp.c - property page
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@@BEGIN_DDKSPLIT
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ToDo_NT50
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{
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* Bug?: DIF_MOVEDEVICE in class installer opens reg key as READ access
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to perform a write.(ports.c)
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}
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* History:
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7-29-97 - Add this module for NT5.0, kpb
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@@END_DDKSPLIT
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----------------------------------------------------------------------*/
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#include "ports.h"
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#include "pp.h"
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// @@BEGIN_DDKSPLIT
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BOOL
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IsUserAdmin(
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VOID
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)
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/*++
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Routine Description:
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This routine returns TRUE if the caller's process is a
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member of the Administrators local group.
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Caller is NOT expected to be impersonating anyone and IS
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expected to be able to open their own process and process
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token.
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Arguments:
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None.
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Return Value:
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TRUE - Caller has Administrators local group.
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FALSE - Caller does not have Administrators local group.
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--*/
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{
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HANDLE Token;
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DWORD BytesRequired;
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PTOKEN_GROUPS Groups;
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BOOL b;
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DWORD i;
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SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;
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PSID AdministratorsGroup;
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//
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// Open the process token.
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//
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if(!OpenProcessToken(GetCurrentProcess(),TOKEN_QUERY,&Token)) {
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return(FALSE);
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}
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b = FALSE;
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Groups = NULL;
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//
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// Get group information.
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//
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if(!GetTokenInformation(Token,TokenGroups,NULL,0,&BytesRequired)
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&& (GetLastError() == ERROR_INSUFFICIENT_BUFFER)
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&& (Groups = (PTOKEN_GROUPS)LocalAlloc(LMEM_FIXED,BytesRequired))
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&& GetTokenInformation(Token,TokenGroups,Groups,BytesRequired,&BytesRequired)) {
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b = AllocateAndInitializeSid(
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&NtAuthority,
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2,
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SECURITY_BUILTIN_DOMAIN_RID,
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DOMAIN_ALIAS_RID_ADMINS,
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0, 0, 0, 0, 0, 0,
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&AdministratorsGroup
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);
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if(b) {
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//
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// See if the user has the administrator group.
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//
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b = FALSE;
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for(i=0; i<Groups->GroupCount; i++) {
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if(EqualSid(Groups->Groups[i].Sid,AdministratorsGroup)) {
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b = TRUE;
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break;
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}
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}
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FreeSid(AdministratorsGroup);
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}
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}
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//
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// Clean up and return.
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//
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if(Groups) {
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LocalFree(Groups);
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}
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CloseHandle(Token);
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return(b);
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}
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// @@END_DDKSPLIT
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TCHAR m_szDevMgrHelp[] = _T("devmgr.hlp");
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const DWORD HelpIDs[]=
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{
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IDC_STATIC, IDH_NOHELP,
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IDC_ADVANCED, IDH_DEVMGR_PORTSET_ADVANCED, // "&Advanced" (Button)
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PP_PORT_BAUDRATE, IDH_DEVMGR_PORTSET_BPS, // "" (ComboBox)
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PP_PORT_DATABITS, IDH_DEVMGR_PORTSET_DATABITS, // "" (ComboBox)
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PP_PORT_PARITY, IDH_DEVMGR_PORTSET_PARITY, // "" (ComboBox)
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PP_PORT_STOPBITS, IDH_DEVMGR_PORTSET_STOPBITS, // "" (ComboBox)
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PP_PORT_FLOWCTL, IDH_DEVMGR_PORTSET_FLOW, // "" (ComboBox)
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IDC_RESTORE_PORT, IDH_DEVMGR_PORTSET_DEFAULTS, // "&Restore Defaults" (Button)
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0, 0
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};
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void InitPortParams(
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IN OUT PPORT_PARAMS Params,
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IN HDEVINFO DeviceInfoSet,
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IN PSP_DEVINFO_DATA DeviceInfoData
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)
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{
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BOOL showAdvanced = TRUE;
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SP_DEVINFO_LIST_DETAIL_DATA detailData;
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ZeroMemory(Params, sizeof(PORT_PARAMS));
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Params->DeviceInfoSet = DeviceInfoSet;
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Params->DeviceInfoData = DeviceInfoData;
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Params->ChangesEnabled = TRUE;
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//
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// Now we know how big our structure is, so we can allocate memory
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//
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Params->pAdvancedData =
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(PADVANCED_DATA) LocalAlloc(LPTR, sizeof(ADVANCED_DATA));
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if (Params->pAdvancedData == NULL) {
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//
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// Not enough memory
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//
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SetLastError(ERROR_NOT_ENOUGH_MEMORY);
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showAdvanced = FALSE;
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}
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else
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{
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Params->pAdvancedData->HidePolling = FALSE;
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}
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//
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// See if we are being invoked locally or over the network. If over the net,
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// then disable all possible changes.
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//
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detailData.cbSize = sizeof(SP_DEVINFO_LIST_DETAIL_DATA);
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if (SetupDiGetDeviceInfoListDetail(DeviceInfoSet, &detailData) &&
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detailData.RemoteMachineHandle != NULL) {
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showAdvanced = FALSE;
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Params->ChangesEnabled = FALSE;
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}
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// @@BEGIN_DDKSPLIT
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//
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// The user can still change the buadrate etc b/c it is written to some
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// magic place in the registry, not into the devnode
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//
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if (!IsUserAdmin()) {
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showAdvanced = FALSE;
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}
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// @@END_DDKSPLIT
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if (Params->pAdvancedData)
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{
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Params->pAdvancedData->DeviceInfoSet = DeviceInfoSet;
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Params->pAdvancedData->DeviceInfoData = DeviceInfoData;
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}
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Params->ShowAdvanced = showAdvanced;
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}
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HPROPSHEETPAGE InitSettingsPage(PROPSHEETPAGE * psp,
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OUT PPORT_PARAMS Params)
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{
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//
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// Add the Port Settings property page
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//
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psp->dwSize = sizeof(PROPSHEETPAGE);
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psp->dwFlags = PSP_USECALLBACK; // | PSP_HASHELP;
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psp->hInstance = g_hInst;
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psp->pszTemplate = MAKEINTRESOURCE(DLG_PP_PORTSETTINGS);
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//
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// following points to the dlg window proc
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//
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psp->pfnDlgProc = PortSettingsDlgProc;
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psp->lParam = (LPARAM) Params;
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//
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// following points to some control callback of the dlg window proc
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//
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psp->pfnCallback = PortSettingsDlgCallback;
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//
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// allocate our "Ports Setting" sheet
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//
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return CreatePropertySheetPage(psp);
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}
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/*++
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Routine Description: SerialPortPropPageProvider
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Entry-point for adding additional device manager property
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sheet pages. Registry specifies this routine under
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Control\Class\PortNode::EnumPropPage32="msports.dll,thisproc"
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entry. This entry-point gets called only when the Device
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Manager asks for additional property pages.
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Arguments:
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Info - points to PROPSHEETPAGE_REQUEST, see setupapi.h
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AddFunc - function ptr to call to add sheet.
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Lparam - add sheet functions private data handle.
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Return Value:
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BOOL: FALSE if pages could not be added, TRUE on success
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--*/
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BOOL APIENTRY SerialPortPropPageProvider(LPVOID Info,
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LPFNADDPROPSHEETPAGE AddFunc,
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LPARAM Lparam
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)
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{
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PSP_PROPSHEETPAGE_REQUEST pprPropPageRequest;
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PROPSHEETPAGE psp;
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HPROPSHEETPAGE hpsp;
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PPORT_PARAMS params = NULL;
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pprPropPageRequest = (PSP_PROPSHEETPAGE_REQUEST) Info;
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if (PortTypeSerial !=
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GetPortType(pprPropPageRequest->DeviceInfoSet,
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pprPropPageRequest->DeviceInfoData,
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FALSE)) {
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return FALSE;
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}
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//
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// Allocate and zero out memory for the struct that will contain
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// page specific data
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//
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params = (PPORT_PARAMS) LocalAlloc(LPTR, sizeof(PORT_PARAMS));
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if (!params) {
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ErrMemDlg(GetFocus());
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return FALSE;
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}
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if (pprPropPageRequest->PageRequested == SPPSR_ENUM_ADV_DEVICE_PROPERTIES) {
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InitPortParams(params,
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pprPropPageRequest->DeviceInfoSet,
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pprPropPageRequest->DeviceInfoData);
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hpsp = InitSettingsPage(&psp, params);
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if (!hpsp) {
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return FALSE;
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}
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if (!(*AddFunc)(hpsp, Lparam)) {
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DestroyPropertySheetPage(hpsp);
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return FALSE;
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}
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}
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return TRUE;
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} /* SerialPortPropPageProvider */
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UINT CALLBACK
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PortSettingsDlgCallback(HWND hwnd,
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UINT uMsg,
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LPPROPSHEETPAGE ppsp)
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{
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PPORT_PARAMS params;
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switch (uMsg) {
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case PSPCB_CREATE:
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return TRUE; // return TRUE to continue with creation of page
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case PSPCB_RELEASE:
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params = (PPORT_PARAMS) ppsp->lParam;
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if (params->pAdvancedData) {
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LocalFree(params->pAdvancedData);
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}
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LocalFree(params);
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return 0; // return value ignored
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default:
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break;
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}
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return TRUE;
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}
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void
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Port_OnCommand(
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HWND DialogHwnd,
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int ControlId,
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HWND ControlHwnd,
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UINT NotifyCode
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);
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BOOL
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Port_OnContextMenu(
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HWND HwndControl,
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WORD Xpos,
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WORD Ypos
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);
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void
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Port_OnHelp(
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HWND DialogHwnd,
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LPHELPINFO HelpInfo
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);
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BOOL
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Port_OnInitDialog(
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HWND DialogHwnd,
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HWND FocusHwnd,
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LPARAM Lparam
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);
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BOOL
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Port_OnNotify(
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HWND DialogHwnd,
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LPNMHDR NmHdr
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);
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/*++
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Routine Description: PortSettingsDlgProc
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The windows control function for the Port Settings properties window
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Arguments:
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hDlg, uMessage, wParam, lParam: standard windows DlgProc parameters
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Return Value:
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BOOL: FALSE if function fails, TRUE if function passes
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--*/
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INT_PTR APIENTRY
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PortSettingsDlgProc(IN HWND hDlg,
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IN UINT uMessage,
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IN WPARAM wParam,
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IN LPARAM lParam)
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{
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switch(uMessage) {
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case WM_COMMAND:
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Port_OnCommand(hDlg, (int) LOWORD(wParam), (HWND)lParam, (UINT)HIWORD(wParam));
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break;
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case WM_CONTEXTMENU:
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return Port_OnContextMenu((HWND)wParam, LOWORD(lParam), HIWORD(lParam));
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case WM_HELP:
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Port_OnHelp(hDlg, (LPHELPINFO) lParam);
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break;
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case WM_INITDIALOG:
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return Port_OnInitDialog(hDlg, (HWND)wParam, lParam);
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case WM_NOTIFY:
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return Port_OnNotify(hDlg, (NMHDR *)lParam);
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}
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return FALSE;
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} /* PortSettingsDialogProc */
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void
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Port_OnAdvancedClicked(
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HWND DialogHwnd,
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PPORT_PARAMS Params
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)
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{
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//
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// Initialize the new COM name with the current COM name
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//
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lstrcpy(Params->pAdvancedData->szNewComName,
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Params->PortSettings.szComName);
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if (DisplayAdvancedDialog(DialogHwnd, Params->pAdvancedData)) {
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//
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// Only update if there is a change
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//
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if (_tcscmp(Params->pAdvancedData->szNewComName,
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Params->PortSettings.szComName) != 0) {
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lstrcpy(Params->PortSettings.szComName,
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Params->pAdvancedData->szNewComName);
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}
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}
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}
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void
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Port_OnRestorePortClicked(
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HWND DialogHwnd,
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PPORT_PARAMS Params
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)
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{
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RestorePortSettings(DialogHwnd, Params);
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PropSheet_Changed(GetParent(DialogHwnd), DialogHwnd);
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}
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void
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Port_OnCommand(
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HWND DialogHwnd,
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int ControlId,
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HWND ControlHwnd,
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UINT NotifyCode
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)
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{
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PPORT_PARAMS params = (PPORT_PARAMS)GetWindowLongPtr(DialogHwnd, DWLP_USER);
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if (NotifyCode == CBN_SELCHANGE) {
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PropSheet_Changed(GetParent(DialogHwnd), DialogHwnd);
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}
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else {
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switch (ControlId) {
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case IDC_ADVANCED:
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Port_OnAdvancedClicked(DialogHwnd, params);
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break;
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case IDC_RESTORE_PORT:
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Port_OnRestorePortClicked(DialogHwnd, params);
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break;
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//
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// Because this is a prop sheet, we should never get this.
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// All notifications for ctrols outside of the sheet come through
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// WM_NOTIFY
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//
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case IDCANCEL:
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EndDialog(DialogHwnd, 0);
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return;
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}
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}
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}
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BOOL
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Port_OnContextMenu(
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HWND HwndControl,
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WORD Xpos,
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WORD Ypos
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)
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{
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WinHelp(HwndControl,
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m_szDevMgrHelp,
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HELP_CONTEXTMENU,
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(ULONG_PTR) HelpIDs);
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return FALSE;
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}
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|
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void
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Port_OnHelp(
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HWND DialogHwnd,
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LPHELPINFO HelpInfo
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)
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{
|
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if (HelpInfo->iContextType == HELPINFO_WINDOW) {
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WinHelp((HWND) HelpInfo->hItemHandle,
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m_szDevMgrHelp,
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HELP_WM_HELP,
|
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(ULONG_PTR) HelpIDs);
|
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}
|
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}
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BOOL
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Port_OnInitDialog(
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HWND DialogHwnd,
|
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HWND FocusHwnd,
|
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LPARAM Lparam
|
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)
|
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{
|
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PPORT_PARAMS params;
|
|
|
|
//
|
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// on WM_INITDIALOG call, lParam points to the property
|
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// sheet page.
|
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//
|
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// The lParam field in the property sheet page struct is set by the
|
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// caller. When I created the property sheet, I passed in a pointer
|
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// to a struct containing information about the device. Save this in
|
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// the user window long so I can access it on later messages.
|
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//
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params = (PPORT_PARAMS) ((LPPROPSHEETPAGE)Lparam)->lParam;
|
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SetWindowLongPtr(DialogHwnd, DWLP_USER, (ULONG_PTR) params);
|
|
|
|
//
|
|
// Set up the combo boxes with choices
|
|
//
|
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FillCommDlg(DialogHwnd);
|
|
|
|
//
|
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// Read current settings
|
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//
|
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FillPortSettingsDlg(DialogHwnd, params);
|
|
|
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EnableWindow(GetDlgItem(DialogHwnd, IDC_ADVANCED),
|
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params->ShowAdvanced);
|
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EnableWindow(GetDlgItem(DialogHwnd, IDC_RESTORE_PORT),
|
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params->ChangesEnabled);
|
|
|
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return TRUE; // No need for us to set the focus.
|
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}
|
|
|
|
BOOL
|
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Port_OnNotify(
|
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HWND DialogHwnd,
|
|
LPNMHDR NmHdr
|
|
)
|
|
{
|
|
PPORT_PARAMS params = (PPORT_PARAMS)GetWindowLongPtr(DialogHwnd, DWLP_USER);
|
|
|
|
switch (NmHdr->code) {
|
|
//
|
|
// Sent when the user clicks on Apply OR OK !!
|
|
//
|
|
case PSN_APPLY:
|
|
//
|
|
// Write out the com port options to the registry
|
|
//
|
|
SavePortSettingsDlg(DialogHwnd, params);
|
|
SetWindowLongPtr(DialogHwnd, DWLP_MSGRESULT, PSNRET_NOERROR);
|
|
return TRUE;
|
|
|
|
default:
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
VOID
|
|
SetCBFromRes(
|
|
HWND HwndCB,
|
|
DWORD ResId,
|
|
DWORD Default,
|
|
BOOL CheckDecimal)
|
|
{
|
|
TCHAR szTemp[258], szDecSep[2], cSep;
|
|
LPTSTR pThis, pThat, pDecSep;
|
|
int iRV;
|
|
|
|
if (CheckDecimal) {
|
|
iRV = GetLocaleInfo(GetUserDefaultLCID(), LOCALE_SDECIMAL,szDecSep,2);
|
|
|
|
if (iRV == 0) {
|
|
//
|
|
// following code can take only one char for decimal separator,
|
|
// better leave the point as separator
|
|
//
|
|
CheckDecimal = FALSE;
|
|
}
|
|
}
|
|
|
|
if (!LoadString(g_hInst, ResId, szTemp, CharSizeOf(szTemp)))
|
|
return;
|
|
|
|
for (pThis = szTemp, cSep = *pThis++; pThis; pThis = pThat) {
|
|
if (pThat = _tcschr( pThis, cSep))
|
|
*pThat++ = TEXT('\0');
|
|
|
|
if(CheckDecimal) {
|
|
//
|
|
// Assume dec separator in resource is '.', comment was put to this
|
|
// effect
|
|
//
|
|
pDecSep = _tcschr(pThis,TEXT('.'));
|
|
if (pDecSep) {
|
|
//
|
|
// assume decimal sep width == 1
|
|
//
|
|
*pDecSep = *szDecSep;
|
|
}
|
|
}
|
|
SendMessage(HwndCB, CB_ADDSTRING, 0, (LPARAM) pThis);
|
|
}
|
|
|
|
SendMessage(HwndCB, CB_SETCURSEL, Default, 0L);
|
|
}
|
|
|
|
/*++
|
|
|
|
Routine Description: FillCommDlg
|
|
|
|
Fill in baud rate, parity, etc in port dialog box
|
|
|
|
Arguments:
|
|
|
|
hDlg: the window address
|
|
|
|
Return Value:
|
|
|
|
BOOL: FALSE if function fails, TRUE if function passes
|
|
|
|
--*/
|
|
BOOL
|
|
FillCommDlg(
|
|
HWND DialogHwnd
|
|
)
|
|
{
|
|
SHORT shIndex;
|
|
TCHAR szTemp[81];
|
|
|
|
//
|
|
// just list all of the baud rates
|
|
//
|
|
for(shIndex = 0; m_nBaudRates[shIndex]; shIndex++) {
|
|
MyItoa(m_nBaudRates[shIndex], szTemp, 10);
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_ADDSTRING,
|
|
0,
|
|
(LPARAM)szTemp);
|
|
}
|
|
|
|
//
|
|
// Set 9600 as default baud selection
|
|
//
|
|
shIndex = (USHORT) SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_FINDSTRING,
|
|
(WPARAM)-1,
|
|
(LPARAM)m_sz9600);
|
|
|
|
shIndex = (shIndex == CB_ERR) ? 0 : shIndex;
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_SETCURSEL,
|
|
shIndex,
|
|
0L);
|
|
|
|
for(shIndex = 0; m_nDataBits[shIndex]; shIndex++) {
|
|
MyItoa(m_nDataBits[shIndex], szTemp, 10);
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_DATABITS,
|
|
CB_ADDSTRING,
|
|
0,
|
|
(LPARAM)szTemp);
|
|
}
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_DATABITS,
|
|
CB_SETCURSEL,
|
|
DEF_WORD,
|
|
0L);
|
|
|
|
SetCBFromRes(GetDlgItem(DialogHwnd, PP_PORT_PARITY),
|
|
IDS_PARITY,
|
|
DEF_PARITY,
|
|
FALSE);
|
|
|
|
SetCBFromRes(GetDlgItem(DialogHwnd, PP_PORT_STOPBITS),
|
|
IDS_BITS,
|
|
DEF_STOP,
|
|
TRUE);
|
|
|
|
SetCBFromRes(GetDlgItem(DialogHwnd, PP_PORT_FLOWCTL),
|
|
IDS_FLOWCONTROL,
|
|
DEF_SHAKE,
|
|
FALSE);
|
|
|
|
return 0;
|
|
|
|
} /* FillCommDlg */
|
|
|
|
/*++
|
|
|
|
Routine Description: FillPortSettingsDlg
|
|
|
|
fill in the port settings dlg sheet
|
|
|
|
Arguments:
|
|
|
|
params: the data to fill in
|
|
hDlg: address of the window
|
|
|
|
Return Value:
|
|
|
|
ULONG: returns error messages
|
|
|
|
--*/
|
|
ULONG
|
|
FillPortSettingsDlg(
|
|
IN HWND DialogHwnd,
|
|
IN PPORT_PARAMS Params
|
|
)
|
|
{
|
|
HKEY hDeviceKey;
|
|
DWORD dwPortNameSize, dwError;
|
|
TCHAR szCharBuffer[81];
|
|
|
|
//
|
|
// Open the device key for the source device instance, and retrieve its
|
|
// "PortName" value.
|
|
//
|
|
hDeviceKey = SetupDiOpenDevRegKey(Params->DeviceInfoSet,
|
|
Params->DeviceInfoData,
|
|
DICS_FLAG_GLOBAL,
|
|
0,
|
|
DIREG_DEV,
|
|
KEY_READ);
|
|
|
|
if (INVALID_HANDLE_VALUE == hDeviceKey) {
|
|
goto RetGetLastError;
|
|
}
|
|
|
|
dwPortNameSize = sizeof(Params->PortSettings.szComName);
|
|
dwError = RegQueryValueEx(hDeviceKey,
|
|
m_szPortName, // "PortName"
|
|
NULL,
|
|
NULL,
|
|
(PBYTE)Params->PortSettings.szComName,
|
|
&dwPortNameSize);
|
|
|
|
RegCloseKey(hDeviceKey);
|
|
|
|
if(ERROR_SUCCESS != dwError) {
|
|
goto RetERROR;
|
|
}
|
|
|
|
//
|
|
// create "com#:"
|
|
//
|
|
lstrcpy(szCharBuffer, Params->PortSettings.szComName);
|
|
lstrcat(szCharBuffer, m_szColon);
|
|
|
|
//
|
|
// get values from system, fills in baudrate, parity, etc.
|
|
//
|
|
GetPortSettings(DialogHwnd, szCharBuffer, Params);
|
|
|
|
if (!Params->ChangesEnabled) {
|
|
EnableWindow(GetDlgItem(DialogHwnd, PP_PORT_BAUDRATE), FALSE);
|
|
EnableWindow(GetDlgItem(DialogHwnd, PP_PORT_PARITY), FALSE);
|
|
EnableWindow(GetDlgItem(DialogHwnd, PP_PORT_DATABITS), FALSE);
|
|
EnableWindow(GetDlgItem(DialogHwnd, PP_PORT_STOPBITS), FALSE);
|
|
EnableWindow(GetDlgItem(DialogHwnd, PP_PORT_FLOWCTL), FALSE);
|
|
}
|
|
|
|
return 0;
|
|
|
|
RetERROR:
|
|
return dwError;
|
|
|
|
RetGetLastError:
|
|
return GetLastError();
|
|
} /* FillPortSettingsDlg */
|
|
|
|
|
|
|
|
|
|
/*++
|
|
|
|
Routine Description: GetPortSettings
|
|
|
|
Read in port settings from the system
|
|
|
|
Arguments:
|
|
|
|
DialogHwnd: address of the window
|
|
ComName: the port we're dealing with
|
|
Params: where to put the information we're getting
|
|
|
|
Return Value:
|
|
|
|
ULONG: returns error messages
|
|
|
|
--*/
|
|
void
|
|
GetPortSettings(
|
|
IN HWND DialogHwnd,
|
|
IN PTCHAR ComName,
|
|
IN PPORT_PARAMS Params
|
|
)
|
|
{
|
|
TCHAR szParms[81];
|
|
PTCHAR szCur, szNext;
|
|
int nIndex;
|
|
int nBaud;
|
|
|
|
//
|
|
// read settings in from system
|
|
//
|
|
GetProfileString(m_szPorts,
|
|
ComName,
|
|
g_szNull,
|
|
szParms,
|
|
81);
|
|
|
|
StripBlanks(szParms);
|
|
if (lstrlen(szParms) == 0) {
|
|
lstrcpy(szParms, m_szDefParams);
|
|
WriteProfileString(m_szPorts, ComName, szParms);
|
|
}
|
|
|
|
szCur = szParms;
|
|
|
|
//
|
|
// baud rate
|
|
//
|
|
szNext = strscan(szCur, m_szComma);
|
|
if (*szNext) {
|
|
//
|
|
// If we found a comma, terminate
|
|
//
|
|
*szNext++ = 0;
|
|
}
|
|
|
|
//
|
|
// current Baud Rate selection
|
|
//
|
|
if (*szCur) {
|
|
Params->PortSettings.BaudRate = myatoi(szCur);
|
|
}
|
|
else {
|
|
//
|
|
// must not have been written, use default
|
|
//
|
|
Params->PortSettings.BaudRate = m_nBaudRates[DEF_BAUD];
|
|
}
|
|
|
|
//
|
|
// set the current value in the dialog sheet
|
|
//
|
|
nIndex = (int)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_FINDSTRING,
|
|
(WPARAM)-1,
|
|
(LPARAM)szCur);
|
|
|
|
nIndex = (nIndex == CB_ERR) ? 0 : nIndex;
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_SETCURSEL,
|
|
nIndex,
|
|
0L);
|
|
|
|
szCur = szNext;
|
|
|
|
//
|
|
// parity
|
|
//
|
|
szNext = strscan(szCur, m_szComma);
|
|
|
|
if (*szNext) {
|
|
*szNext++ = 0;
|
|
}
|
|
StripBlanks(szCur);
|
|
|
|
switch(*szCur) {
|
|
case TEXT('o'):
|
|
nIndex = PAR_ODD;
|
|
break;
|
|
|
|
case TEXT('e'):
|
|
nIndex = PAR_EVEN;
|
|
break;
|
|
|
|
case TEXT('n'):
|
|
nIndex = PAR_NONE;
|
|
break;
|
|
|
|
case TEXT('m'):
|
|
nIndex = PAR_MARK;
|
|
break;
|
|
|
|
case TEXT('s'):
|
|
nIndex = PAR_SPACE;
|
|
break;
|
|
|
|
default:
|
|
nIndex = DEF_PARITY;
|
|
break;
|
|
}
|
|
|
|
Params->PortSettings.Parity = nIndex;
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_PARITY,
|
|
CB_SETCURSEL,
|
|
nIndex,
|
|
0L);
|
|
szCur = szNext;
|
|
|
|
//
|
|
// word length: 4 - 8
|
|
//
|
|
szNext = strscan(szCur, m_szComma);
|
|
|
|
if (*szNext) {
|
|
*szNext++ = 0;
|
|
}
|
|
|
|
StripBlanks(szCur);
|
|
nIndex = *szCur - TEXT('4');
|
|
|
|
if (nIndex < 0 || nIndex > 4) {
|
|
nIndex = DEF_WORD;
|
|
}
|
|
|
|
Params->PortSettings.DataBits = nIndex;
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_DATABITS,
|
|
CB_SETCURSEL,
|
|
nIndex,
|
|
0L);
|
|
|
|
szCur = szNext;
|
|
|
|
//
|
|
// stop bits
|
|
//
|
|
szNext = strscan(szCur, m_szComma);
|
|
|
|
if (*szNext) {
|
|
*szNext++ = 0;
|
|
}
|
|
|
|
StripBlanks(szCur);
|
|
|
|
if (!lstrcmp(szCur, TEXT("1"))) {
|
|
nIndex = STOP_1;
|
|
}
|
|
else if(!lstrcmp(szCur, TEXT("1.5"))) {
|
|
nIndex = STOP_15;
|
|
}
|
|
else if(!lstrcmp(szCur, TEXT("2"))) {
|
|
nIndex = STOP_2;
|
|
}
|
|
else {
|
|
nIndex = DEF_STOP;
|
|
}
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_STOPBITS,
|
|
CB_SETCURSEL,
|
|
nIndex,
|
|
0L);
|
|
|
|
Params->PortSettings.StopBits = nIndex;
|
|
szCur = szNext;
|
|
|
|
//
|
|
// handshaking: Hardware, xon/xoff, or none
|
|
//
|
|
szNext = strscan(szCur, m_szComma);
|
|
|
|
if (*szNext) {
|
|
*szNext++ = 0;
|
|
}
|
|
|
|
StripBlanks(szCur);
|
|
|
|
if (*szCur == TEXT('p')) {
|
|
nIndex = FLOW_HARD;
|
|
}
|
|
else if (*szCur == TEXT('x')) {
|
|
nIndex = FLOW_XON;
|
|
}
|
|
else {
|
|
nIndex = FLOW_NONE;
|
|
}
|
|
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_FLOWCTL,
|
|
CB_SETCURSEL,
|
|
nIndex,
|
|
0L);
|
|
|
|
Params->PortSettings.FlowControl = nIndex;
|
|
} /* GetPortSettings */
|
|
|
|
void
|
|
RestorePortSettings(
|
|
HWND DialogHwnd,
|
|
PPORT_PARAMS Params
|
|
)
|
|
{
|
|
UINT nIndex;
|
|
|
|
//
|
|
// baud rate
|
|
//
|
|
nIndex = (UINT)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_FINDSTRING,
|
|
(WPARAM)-1,
|
|
(LPARAM)TEXT("9600"));
|
|
|
|
nIndex = (nIndex == CB_ERR) ? 0 : nIndex;
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
CB_SETCURSEL,
|
|
nIndex,
|
|
0L);
|
|
|
|
//
|
|
// parity
|
|
//
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_PARITY,
|
|
CB_SETCURSEL,
|
|
PAR_NONE,
|
|
0L);
|
|
|
|
//
|
|
// word length: 4 - 8
|
|
//
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_DATABITS,
|
|
CB_SETCURSEL,
|
|
4, // the 4th index is 8, what we want
|
|
0L);
|
|
|
|
//
|
|
// stop bits
|
|
//
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_STOPBITS,
|
|
CB_SETCURSEL,
|
|
STOP_1,
|
|
0L);
|
|
|
|
//
|
|
// handshaking: Hardware, xon/xoff, or none
|
|
//
|
|
SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_FLOWCTL,
|
|
CB_SETCURSEL,
|
|
FLOW_NONE,
|
|
0L);
|
|
|
|
// nIndex = FLOW_HARD;
|
|
// nIndex = FLOW_XON;
|
|
// nIndex = FLOW_NONE;
|
|
}
|
|
|
|
/*++
|
|
|
|
Routine Description: SavePortSettingsDlg
|
|
|
|
save changes in the Ports Settings dlg sheet
|
|
|
|
Arguments:
|
|
|
|
Params: where to save the data to
|
|
ParentHwnd: address of the window
|
|
|
|
Return Value:
|
|
|
|
ULONG: returns error messages
|
|
|
|
--*/
|
|
ULONG
|
|
SavePortSettingsDlg(
|
|
IN HWND DialogHwnd,
|
|
IN PPORT_PARAMS Params
|
|
)
|
|
{
|
|
TCHAR szCharBuffer[81];
|
|
DWORD dwPortnum, dwOldPortnum;
|
|
DWORD dwPortNameSize, dwError;
|
|
TCHAR szNewComName[21];
|
|
TCHAR szSerialKey[41];
|
|
TCHAR szTitle[81];
|
|
TCHAR szTitleFormat[81];
|
|
HKEY hDeviceKey, hKey;
|
|
|
|
//
|
|
// create "com#:"
|
|
//
|
|
// lstrcpy(szCharBuffer, Params->pAdvancedData->szNewComName);
|
|
lstrcpy(szCharBuffer, Params->PortSettings.szComName);
|
|
lstrcat(szCharBuffer, m_szColon);
|
|
|
|
//
|
|
// store changes to win.ini; broadcast changes to apps
|
|
//
|
|
SavePortSettings(DialogHwnd, szCharBuffer, Params);
|
|
|
|
return 0;
|
|
} /* SavePortSettingsDlg */
|
|
|
|
|
|
|
|
|
|
/*++
|
|
|
|
Routine Description: SavePortSettings
|
|
|
|
Read the dlg screen selections for baudrate, parity, etc.
|
|
If changed from what we started with, then save them
|
|
|
|
Arguments:
|
|
|
|
hDlg: address of the window
|
|
szComName: which comport we're dealing with
|
|
Params: contains, baudrate, parity, etc
|
|
|
|
Return Value:
|
|
|
|
ULONG: returns error messages
|
|
|
|
--*/
|
|
void
|
|
SavePortSettings(
|
|
IN HWND DialogHwnd,
|
|
IN PTCHAR ComName,
|
|
IN PPORT_PARAMS Params
|
|
)
|
|
{
|
|
TCHAR szBuild[PATHMAX];
|
|
ULONG i;
|
|
PP_PORTSETTINGS pppNewPortSettings;
|
|
|
|
//
|
|
// Get the baud rate
|
|
//
|
|
i = (ULONG)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_BAUDRATE,
|
|
WM_GETTEXT,
|
|
18,
|
|
(LPARAM)szBuild);
|
|
if (!i) {
|
|
goto Return;
|
|
}
|
|
|
|
pppNewPortSettings.BaudRate = myatoi(szBuild);
|
|
|
|
//
|
|
// Get the parity setting
|
|
//
|
|
i = (ULONG)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_PARITY,
|
|
CB_GETCURSEL,
|
|
0,
|
|
0L);
|
|
|
|
if (i == CB_ERR || i == CB_ERRSPACE) {
|
|
goto Return;
|
|
}
|
|
|
|
pppNewPortSettings.Parity = i;
|
|
lstrcat(szBuild, m_pszParitySuf[i]);
|
|
|
|
//
|
|
// Get the word length
|
|
//
|
|
i = (ULONG)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_DATABITS,
|
|
CB_GETCURSEL,
|
|
0,
|
|
0L);
|
|
|
|
if (i == CB_ERR || i == CB_ERRSPACE) {
|
|
goto Return;
|
|
}
|
|
|
|
pppNewPortSettings.DataBits = i;
|
|
lstrcat(szBuild, m_pszLenSuf[i]);
|
|
|
|
//
|
|
// Get the stop bits
|
|
//
|
|
i = (ULONG)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_STOPBITS,
|
|
CB_GETCURSEL,
|
|
0,
|
|
0L);
|
|
|
|
if (i == CB_ERR || i == CB_ERRSPACE) {
|
|
goto Return;
|
|
}
|
|
|
|
pppNewPortSettings.StopBits = i;
|
|
lstrcat(szBuild, m_pszStopSuf[i]);
|
|
|
|
//
|
|
// Get the flow control
|
|
//
|
|
i = (ULONG)SendDlgItemMessage(DialogHwnd,
|
|
PP_PORT_FLOWCTL,
|
|
CB_GETCURSEL,
|
|
0,
|
|
0L);
|
|
|
|
if (i == CB_ERR || i == CB_ERRSPACE) {
|
|
goto Return;
|
|
}
|
|
|
|
pppNewPortSettings.FlowControl = i;
|
|
lstrcat(szBuild, m_pszFlowSuf[i]);
|
|
|
|
//
|
|
// if any of the values changed, then save it off
|
|
//
|
|
if (Params->PortSettings.BaudRate != pppNewPortSettings.BaudRate ||
|
|
Params->PortSettings.Parity != pppNewPortSettings.Parity ||
|
|
Params->PortSettings.DataBits != pppNewPortSettings.DataBits ||
|
|
Params->PortSettings.StopBits != pppNewPortSettings.StopBits ||
|
|
Params->PortSettings.FlowControl != pppNewPortSettings.FlowControl) {
|
|
|
|
//
|
|
// Write settings string to [ports] section in win.ini
|
|
// NT translates this if a translate key is set in registry
|
|
// and it winds up getting written to
|
|
// HKLM\Software\Microsoft\Windows NT\CurrentVersion\Ports
|
|
//
|
|
WriteProfileString(m_szPorts, ComName, szBuild);
|
|
|
|
//
|
|
// Send global notification message to all windows
|
|
//
|
|
SendWinIniChange((LPTSTR)m_szPorts);
|
|
|
|
if (!SetupDiCallClassInstaller(DIF_PROPERTYCHANGE,
|
|
Params->DeviceInfoSet,
|
|
Params->DeviceInfoData)) {
|
|
//
|
|
// Possibly do something here
|
|
//
|
|
}
|
|
}
|
|
|
|
Return:
|
|
return;
|
|
|
|
} /* SavePortSettings */
|