263 lines
4.9 KiB
C
263 lines
4.9 KiB
C
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/*++
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Copyright (c) 1996 Microsoft Corporation
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Module Name:
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util.c
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Abstract:
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utility functions
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Environment:
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Fax configuration applet
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Revision History:
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12/3/96 -georgeje-
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Created it.
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mm/dd/yy -author-
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description
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--*/
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#include <windows.h>
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#include <windowsx.h>
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#include <winfax.h>
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#include "faxcfg.h"
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#include "faxutil.h"
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#include "faxreg.h"
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#include "faxcfgrs.h"
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#include "faxhelp.h"
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extern PFAXCONNECTFAXSERVER pFaxConnectFaxServer;
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extern PFAXCLOSE pFaxClose;
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extern PFAXACCESSCHECK pFaxAccessCheck;
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extern HMODULE hModWinfax;
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extern DWORD changeFlag;
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VOID
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SetChangedFlag(
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HWND hDlg,
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BOOL changed
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)
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/*++
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Routine Description:
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Enable or disable the Apply button in the property sheet
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depending on if any of the dialog contents was changed
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Arguments:
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hDlg - Handle to the property page window
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pageIndex - Specifies the index of current property page
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changed - Specifies whether the Apply button should be enabled
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Return Value:
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NONE
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--*/
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{
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HWND hwndPropSheet;
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//
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// Enable or disable the Apply button as appropriate
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//
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hwndPropSheet = GetParent(hDlg);
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if (changed) {
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PropSheet_Changed(hwndPropSheet, hDlg);
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changeFlag = TRUE;
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} else {
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changeFlag = FALSE;
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PropSheet_UnChanged(hwndPropSheet, hDlg);
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}
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}
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BOOL
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HandleHelpPopup(
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HWND hDlg,
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UINT message,
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WPARAM wParam,
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LPARAM lParam,
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int index
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)
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/*++
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Routine Description:
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Handle context-sensitive help in property sheet pages
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Arguments:
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hDlg, message, wParam, lParam - Parameters passed to the dialog procedure
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pageIndex - Specifies the index of the current property sheet page
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Return Value:
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TRUE if the message is handle, FALSE otherwise
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--*/
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{
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if (message == WM_HELP) {
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WinHelp(((LPHELPINFO) lParam)->hItemHandle,
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FAXCFG_HELP_FILENAME,
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HELP_WM_HELP,
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(ULONG_PTR) arrayHelpIDs[index] );
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} else {
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WinHelp((HWND) wParam,
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FAXCFG_HELP_FILENAME,
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HELP_CONTEXTMENU,
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(ULONG_PTR) arrayHelpIDs[index] );
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}
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return TRUE;
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}
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VOID
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UnloadWinfax(
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)
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{
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if (hModWinfax) {
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FreeLibrary(hModWinfax);
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}
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hModWinfax = NULL;
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pFaxConnectFaxServer = NULL;
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pFaxClose = NULL;
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pFaxAccessCheck = NULL;
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}
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BOOL
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LoadWinfax(
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)
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{
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//
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// try to load the winfax dll
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//
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hModWinfax = LoadLibrary(L"winfax.dll");
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if (hModWinfax == NULL) {
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return FALSE;
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}
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//
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// get the addresses of the functions that we need
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//
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pFaxConnectFaxServer = (PFAXCONNECTFAXSERVER) GetProcAddress(hModWinfax, "FaxConnectFaxServerW");
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pFaxClose = (PFAXCLOSE) GetProcAddress(hModWinfax, "FaxClose");
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pFaxAccessCheck = (PFAXACCESSCHECK) GetProcAddress(hModWinfax, "FaxAccessCheck");
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if ((pFaxConnectFaxServer == NULL) || (pFaxClose == NULL) || (pFaxAccessCheck == NULL)) {
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UnloadWinfax();
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return FALSE;
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}
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return TRUE;
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}
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#if 0
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INT
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DisplayMessageDialog(
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HWND hwndParent,
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UINT type,
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INT titleStrId,
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INT formatStrId,
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...
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)
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/*++
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Routine Description:
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Display a message dialog box
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Arguments:
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hwndParent - Specifies a parent window for the error message dialog
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type - Specifies the type of message box to be displayed
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titleStrId - Title string (could be a string resource ID)
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formatStrId - Message format string (could be a string resource ID)
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...
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Return Value:
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Same as the return value from MessageBox
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--*/
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{
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LPTSTR pTitle, pFormat, pMessage;
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INT result;
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va_list ap;
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pTitle = pFormat = pMessage = NULL;
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if ((pTitle = AllocStringZ(MAX_TITLE_LEN)) &&
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(pFormat = AllocStringZ(MAX_STRING_LEN)) &&
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(pMessage = AllocStringZ(MAX_MESSAGE_LEN)))
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{
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//
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// Load dialog box title string resource
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//
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if (titleStrId == 0)
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titleStrId = IDS_ERROR_CFGDLGTITLE;
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LoadString(ghInstance, titleStrId, pTitle, MAX_TITLE_LEN);
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//
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// Load message format string resource
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//
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LoadString(ghInstance, formatStrId, pFormat, MAX_STRING_LEN);
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//
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// Compose the message string
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//
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va_start(ap, formatStrId);
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wvsprintf(pMessage, pFormat, ap);
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va_end(ap);
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//
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// Display the message box
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//
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if (type == 0)
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type = MB_OK | MB_ICONERROR;
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result = MessageBox(hwndParent, pMessage, pTitle, type);
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} else {
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MessageBeep(MB_ICONHAND);
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result = 0;
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}
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MemFree(pTitle);
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MemFree(pFormat);
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MemFree(pMessage);
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return result;
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}
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#endif
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