revoker.c

PGP8.0源码 请认真阅读您的文件包然后写出其具体功能

/*____________________________________________________________________________
	Copyright (C) 2002 PGP Corporation
	All rights reserved.

	$Id: Revoker.c,v 1.11 2002/10/07 16:20:09 wjb Exp $
____________________________________________________________________________*/

#include <windows.h>
#include "PGPadmin.h"
#include <commctrl.h>
#include "resource.h"
#include "Utils.h"
#include "keydrawitem.h"

#include "PGPadminHelp.h"
#include "pgpClientLib.h"

static void sInitGUI(HWND hwndDlg, pgpConfigInfo *pConfig);

static DWORD aHelpIds[] = {
	IDC_ENABLEREVOKER,	IDH_PGPADMIN_ENABLEREVOKER,
	IDC_REVOKER_ID,		IDH_PGPADMIN_REVOKER_ID,
	IDC_AUTOCRL,		IDH_PGPADMIN_AUTOCRL,
	IDC_REVOKERLABEL,	-1,
    0,0
};

HFONT g_hFont;

BOOL CALLBACK RevokerDlgProc(HWND hwndDlg, 
							 UINT uMsg, 
							 WPARAM wParam, 
							 LPARAM lParam)
{
	BOOL			bReturnCode = FALSE;
	pgpConfigInfo *	pConfig		= NULL;
	HWND hList;

	g_hCurrentDlgWnd = hwndDlg;
	pConfig = (pgpConfigInfo *) GetWindowLong(hwndDlg, GWL_USERDATA);
	hList = GetDlgItem(hwndDlg, IDC_REVOKER_ID);

	switch(uMsg)
	{
	case WM_INITDIALOG:
		{
			CommonDlgProc(hwndDlg, uMsg, wParam, lParam);

			pConfig = (pgpConfigInfo *) GetWindowLong(hwndDlg, GWL_USERDATA);

			ShowKeyring(hwndDlg, IDC_REVOKER_ID, pConfig->pgpContext, 
				pConfig->keyDB, NULL, FALSE, TRUE, FALSE, TRUE);
			
			SelectKeys(hwndDlg, IDC_REVOKER_ID, 1, &(pConfig->revokerKeyID));

			// Property sheets use bad unicode font, so we must set
			// it ourselves for listviews
			g_hFont=SetUTF8Font(GetDlgItem(hwndDlg,IDC_REVOKER_ID));

			sInitGUI(hwndDlg, pConfig);
			break;
		}

	case WM_DRAWITEM: 
    {
        KeyDrawItem((LPDRAWITEMSTRUCT) lParam);
        return TRUE;
    }

	case WM_DESTROY:
		FreeKeyring(hwndDlg, IDC_REVOKER_ID);
		DeleteObject(g_hFont);
		break;

	case WM_HELP:
	case WM_CONTEXTMENU:
		return PGPclHtmlHelp (hwndDlg, uMsg, wParam, lParam, 
				(char *) kPGPclAdminHelpFile, aHelpIds);

	case WM_NOTIFY:
		{
			LPNMHDR pnmh;

			pnmh = (LPNMHDR) lParam;
			switch(pnmh->code)
			{
			case PSN_HELP:
				PGPclHtmlHelp (hwndDlg, kPGPclHelpContext, 0, 0, 
						(char *) kPGPclAdminHelpFile, 
						(DWORD *) IDH_PGPADMIN_REVOKERDIALOG);
				break;

			case PSN_KILLACTIVE:
				{
					int nIndex;
					LV_ITEM lviKey;
					char szUserID[kPGPMaxUserIDSize+1];
					PGPKeyID *pKeyID;

					// Save user data for this page
					nIndex = ListView_GetNextItem(hList, -1, LVNI_SELECTED);
					if (nIndex > -1)
					{
						lviKey.mask = LVIF_PARAM | LVIF_IMAGE | LVIF_TEXT;
						lviKey.iItem = nIndex;
						lviKey.iSubItem = 0;
						lviKey.pszText = szUserID;
						lviKey.cchTextMax = kPGPMaxUserIDSize;
						ListView_GetItem(hList, &lviKey);

						pKeyID = (PGPKeyID *) lviKey.lParam;
						memcpy(pConfig->revokerKeyID.opaqueBytes,
							pKeyID->opaqueBytes, sizeof(pKeyID->opaqueBytes));
					}
					else if (pConfig->bAutoAddRevoker)
					{
						char szErrorMsg[255];
						char szTitle[255];
						
						LoadString(g_hInstance, IDS_TITLE, szTitle, 254);
						LoadString(g_hInstance, IDS_E_SELECTKEY, szErrorMsg, 
							254);
						MessageBox(hwndDlg, szErrorMsg, szTitle, 
							MB_ICONEXCLAMATION);

						SetFocus(GetDlgItem(hwndDlg, IDC_REVOKER_ID));
						SetWindowLong(hwndDlg, DWL_MSGRESULT, -1);
					}

					bReturnCode = TRUE;
					break;
				}

			case NM_CLICK:
			case TVN_KEYDOWN:
				if (pnmh->idFrom == IDC_REVOKER_ID)
					PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
				bReturnCode = CommonDlgProc(hwndDlg, uMsg, wParam, lParam);
				break;

			default:
				bReturnCode = CommonDlgProc(hwndDlg, uMsg, wParam, lParam);
				break;
			}
			
			break;
		}

	case WM_COMMAND:
		switch (LOWORD(wParam))
		{
		case IDC_ENABLEREVOKER:
			if (IsDlgButtonChecked(hwndDlg, IDC_ENABLEREVOKER) == BST_CHECKED)
				pConfig->bAutoAddRevoker = TRUE;
			else
				pConfig->bAutoAddRevoker = FALSE;

			sInitGUI(hwndDlg, pConfig);
			bReturnCode = TRUE;
			PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
			break;

		case IDC_AUTOCRL:
			if (IsDlgButtonChecked(hwndDlg, IDC_AUTOCRL) == BST_CHECKED)
				pConfig->bAutoUpdateCRL = TRUE;
			else
				pConfig->bAutoUpdateCRL = FALSE;

			sInitGUI(hwndDlg, pConfig);
			bReturnCode = TRUE;
			PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
			break;
		}

		break;

	default:
		bReturnCode = CommonDlgProc(hwndDlg, uMsg, wParam, lParam);
		break;
	}

	return(bReturnCode);
}


static void sInitGUI(HWND hwndDlg, pgpConfigInfo *pConfig)
{
	if (pConfig->bAutoAddRevoker)
		CheckDlgButton(hwndDlg, IDC_ENABLEREVOKER, BST_CHECKED);
	else
	{
		CheckDlgButton(hwndDlg, IDC_ENABLEREVOKER, BST_UNCHECKED);
		ListView_SetItemState(GetDlgItem(hwndDlg, IDC_REVOKER_ID), -1, 0,
			LVIS_SELECTED);
	}
	
	EnableWindow(GetDlgItem(hwndDlg, IDC_REVOKERLABEL),
		pConfig->bAutoAddRevoker);
	EnableWindow(GetDlgItem(hwndDlg, IDC_REVOKER_ID),
		pConfig->bAutoAddRevoker);

	if (pConfig->bAutoUpdateCRL)
		CheckDlgButton(hwndDlg, IDC_AUTOCRL, BST_CHECKED);
	else
		CheckDlgButton(hwndDlg, IDC_AUTOCRL, BST_UNCHECKED);

	return;
}


/*__Editor_settings____

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	vim: si
_____________________*/