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1480 lines
41 KiB
1480 lines
41 KiB
/*--
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Copyright (c) 2001 Microsoft Corporation
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Module Name:
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ahui.cpp
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Abstract:
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Shows an apphelp message, and returns 0 if the program shouldn't run, and non-
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zero if the program should run
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Accepts a command line with a GUID and a TAGID, in the following format:
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{243B08D7-8CF7-4072-AF64-FD5DF4085E26} 0x0000009E
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Author:
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dmunsil 04/03/2001
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Revision History:
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Notes:
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--*/
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#define _UNICODE
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stddef.h>
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#include <memory.h>
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#include <malloc.h>
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <windowsx.h>
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#include <htmlhelp.h>
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extern "C" {
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#include "shimdb.h"
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}
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#include "ids.h"
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#include "shlobj.h"
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#include "shlobjp.h"
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#include "shellapi.h"
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#include "shlwapi.h"
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//
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// same is in shell/published and also the same as used in shimdbc
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//
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#define APPTYPE_TYPE_MASK 0x000000FF
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#define APPTYPE_INC_NOBLOCK 0x00000001
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#define APPTYPE_INC_HARDBLOCK 0x00000002
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#define APPTYPE_MINORPROBLEM 0x00000003
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#define APPTYPE_REINSTALL 0x00000004
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#define APPTYPE_VERSIONSUB 0x00000005
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#define APPTYPE_SHIM 0x00000006
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#define APPTYPE_NONE 0x00000000
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extern "C" VOID AllowForegroundActivation(VOID);
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enum ShimAppHelpSeverityType
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{
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APPHELP_MINORPROBLEM = APPTYPE_MINORPROBLEM,
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APPHELP_HARDBLOCK = APPTYPE_INC_HARDBLOCK,
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APPHELP_NOBLOCK = APPTYPE_INC_NOBLOCK,
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APPHELP_VERSIONSUB = APPTYPE_VERSIONSUB,
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APPHELP_SHIM = APPTYPE_SHIM,
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APPHELP_REINSTALL = APPTYPE_REINSTALL,
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APPHELP_NONE = APPTYPE_NONE
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};
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#define APPHELP_DIALOG_FAILED ((DWORD)-1)
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//
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// TODO: add parameters to apphelp.exe's command line to work with these
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// variables.
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//
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BOOL g_bShowOnlyOfflineContent = FALSE;
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BOOL g_bUseHtmlHelp = FALSE;
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WCHAR g_wszApphelpPath[MAX_PATH];
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HFONT g_hFontBold = NULL;
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HINSTANCE g_hInstance;
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//
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// Global variables used while parsing args
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//
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DWORD g_dwHtmlHelpID;
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DWORD g_dwTagID;
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DWORD g_dwSeverity;
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LPCWSTR g_pAppName;
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LPCWSTR g_pszGuid;
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BOOL g_bPreserveChoice;
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WCHAR wszHtmlHelpID[] = L"HtmlHelpID";
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WCHAR wszAppName[] = L"AppName";
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WCHAR wszSeverity[] = L"Severity";
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WCHAR wszGUID[] = L"GUID";
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WCHAR wszTagID[] = L"TagID";
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WCHAR wszOfflineContent[] = L"OfflineContent";
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WCHAR wszPreserveChoice[] = L"PreserveChoice";
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//
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// FORWARD DECLARATIONS OF FUNCTIONS
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DWORD
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ShowApphelpDialog(
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IN PAPPHELP_DATA pApphelpData
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);
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DWORD
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ShowApphelp(
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IN PAPPHELP_DATA pApphelpData,
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IN LPCWSTR pwszDetailsDatabasePath,
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IN PDB pdbDetails
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)
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/*++
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Return: The return value can be one of the following based on what the user has
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selected:
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-1 - failed to show the info
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IDOK | 0x8000 - "no ui" checked, run the app
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IDCANCEL - do not run the app
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IDOK - run the app
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Desc: Open the details database, collect the details info and then show it.
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--*/
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{
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DWORD dwRet = APPHELP_DIALOG_FAILED;
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BOOL bCloseDetails = FALSE;
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if (pdbDetails == NULL) {
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//
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// Open the database containing the details info, if one wasn't passed in.
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//
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if (pApphelpData->bSPEntry) {
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pdbDetails = SdbOpenApphelpDetailsDatabaseSP();
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} else {
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pdbDetails = SdbOpenApphelpDetailsDatabase(pwszDetailsDatabasePath);
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}
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bCloseDetails = TRUE;
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if (pdbDetails == NULL) {
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DBGPRINT((sdlError, "ShowApphelp", "Failed to open the details database.\n"));
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goto Done;
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}
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}
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//
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// Read apphelp details data.
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//
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if (!SdbReadApphelpDetailsData(pdbDetails, pApphelpData)) {
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DBGPRINT((sdlError, "ShowApphelp", "Failed to read apphelp details.\n"));
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goto Done;
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}
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//
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// Show the dialog box. The return values can be:
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// -1 - error
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// IDOK | 0x8000 - "no ui" checked, run the app
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// IDCANCEL - do not run the app
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// IDOK - run the app
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//
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dwRet = ShowApphelpDialog(pApphelpData);
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if (dwRet == APPHELP_DIALOG_FAILED) {
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DBGPRINT((sdlError, "ShowApphelp", "Failed to show the apphelp info.\n"));
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}
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Done:
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if (pdbDetails != NULL && bCloseDetails) {
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SdbCloseDatabase(pdbDetails);
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}
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return dwRet;
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}
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void
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FixEditControlScrollBar(
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IN HWND hDlg,
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IN int nCtrlId
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)
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/*++
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Return: void.
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Desc: This function tricks the edit control to not show the vertical scrollbar
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unless absolutely necessary.
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--*/
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{
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HFONT hFont = NULL;
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HFONT hFontOld = NULL;
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HDC hDC = NULL;
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TEXTMETRICW tm;
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RECT rc;
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int nVisibleLines = 0;
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int nLines;
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DWORD dwStyle;
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HWND hCtl;
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//
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// Get the edit control's rectangle.
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//
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SendDlgItemMessageW(hDlg, nCtrlId, EM_GETRECT, 0, (LPARAM)&rc);
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//
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// Retrieve the number of lines.
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//
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nLines = (int)SendDlgItemMessageW(hDlg, nCtrlId, EM_GETLINECOUNT, 0, 0);
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//
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// Calculate how many lines will fit.
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//
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hFont = (HFONT)SendDlgItemMessageW(hDlg, nCtrlId, WM_GETFONT, 0, 0);
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if (hFont != NULL) {
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hDC = CreateCompatibleDC(NULL);
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if (hDC != NULL) {
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hFontOld = (HFONT)SelectObject(hDC, hFont);
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//
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// Now get the metrics
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//
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if (GetTextMetricsW(hDC, &tm)) {
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nVisibleLines = (rc.bottom - rc.top) / tm.tmHeight;
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}
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SelectObject(hDC, hFontOld);
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DeleteDC(hDC);
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}
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}
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if (nVisibleLines && nVisibleLines >= nLines) {
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hCtl = GetDlgItem(hDlg, nCtrlId);
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dwStyle = (DWORD)GetWindowLongPtrW(hCtl, GWL_STYLE);
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SetWindowLongPtrW(hCtl, GWL_STYLE, (LONG)(dwStyle & ~WS_VSCROLL));
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SetWindowPos(hCtl,
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NULL,
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0,
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0,
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0,
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0,
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SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
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}
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}
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BOOL
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ShowApphelpHtmlHelp(
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HWND hDlg,
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PAPPHELP_DATA pApphelpData
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)
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/*++
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Return: TRUE on success, FALSE otherwise.
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Desc: Shows html help using hhctrl.ocx
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--*/
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{
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WCHAR szAppHelpURL[2048];
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WCHAR szWindowsDir[MAX_PATH];
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WCHAR szChmURL[1024];
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WCHAR szChmFile[MAX_PATH];
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HINSTANCE hInst = NULL;
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UINT nChars;
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int nChURL, nch;
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HRESULT hr;
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DWORD cch;
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LPWSTR lpwszUnescaped = NULL;
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BOOL bSuccess = FALSE;
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BOOL bCustom = FALSE;
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LCID lcid;
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size_t nLen;
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BOOL bFound = FALSE;
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bCustom = !(pApphelpData->dwData & SDB_DATABASE_MAIN);
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// apphelp is not in the main database, then it's custom apphelp
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nChars = GetSystemWindowsDirectoryW(szWindowsDir,
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CHARCOUNT(szWindowsDir));
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if (!nChars || nChars > CHARCOUNT(szWindowsDir)) {
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DBGPRINT((sdlError, "ShowApphelpHtmlHelp",
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"Error trying to retrieve Windows Directory %d.\n", GetLastError()));
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goto errHandle;
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}
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if (bCustom) {
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//
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// this is a custom DB, and therefore the URL in it should be taken
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// as-is, without using the MS redirector
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//
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wcscpy(szAppHelpURL, pApphelpData->szURL);
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} else {
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WCHAR szLcid[16] = L"";
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lcid = GetUserDefaultUILanguage();
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if (pApphelpData->bSPEntry) {
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_snwprintf(szChmFile, CHARCOUNT(szChmFile), L"%s\\Help\\apps_sp.chm", szWindowsDir);
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_snwprintf(szLcid, CHARCOUNT(szLcid), L"_%x.htm", lcid);
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} else {
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wcscpy(szLcid, L".htm");
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if (lcid != MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT)) {
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nLen = _snwprintf(szChmFile,
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CHARCOUNT(szChmFile),
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L"%s\\Help\\MUI\\%04x\\apps.chm",
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szWindowsDir,
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lcid);
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if (nLen > 0) {
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bFound = RtlDoesFileExists_U(szChmFile);
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}
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}
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if (!bFound) {
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_snwprintf(szChmFile, CHARCOUNT(szChmFile), L"%s\\Help\\apps.chm", szWindowsDir);
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}
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}
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nChURL = _snwprintf(szAppHelpURL,
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CHARCOUNT(szAppHelpURL),
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L"hcp://services/redirect?online=");
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//
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// When we are compiling retail we check for the offline content as well.
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//
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if (!g_bShowOnlyOfflineContent) {
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//
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// First thing, unescape url
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//
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if (pApphelpData->szURL != NULL) {
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//
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// Unescape the url first, using shell.
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//
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cch = wcslen(pApphelpData->szURL) + 1;
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lpwszUnescaped = (LPWSTR)malloc(cch * sizeof(WCHAR));
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if (lpwszUnescaped == NULL) {
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DBGPRINT((sdlError,
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"ShowApphelpHtmlHelp",
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"Error trying to allocate memory for \"%S\"\n",
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pApphelpData->szURL));
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goto errHandle;
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}
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//
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// Unescape round 1 - use the shell function (same as used to encode
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// it for xml/database).
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//
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hr = UrlUnescapeW(pApphelpData->szURL, lpwszUnescaped, &cch, 0);
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if (!SUCCEEDED(hr)) {
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DBGPRINT((sdlError,
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"ShowApphelpHtmlHelp",
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"UrlUnescapeW failed on \"%S\"\n",
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pApphelpData->szURL));
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goto errHandle;
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}
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//
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// Unescape round 2 - use our function borrowed from help center
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//
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cch = (DWORD)(CHARCOUNT(szAppHelpURL) - nChURL);
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if (!SdbEscapeApphelpURL(szAppHelpURL + nChURL, &cch, lpwszUnescaped)) {
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DBGPRINT((sdlError,
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"ShowApphelpHtmlHelp",
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"Error escaping URL \"%S\"\n",
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lpwszUnescaped));
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goto errHandle;
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}
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nChURL += (int)cch;
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}
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}
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//
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// At this point szAppHelpURL contains redirected URL for online usage
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// for custom db szAppHelpURL contains full URL
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//
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// If Apphelp file is provided -- use it
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//
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if (*g_wszApphelpPath) {
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_snwprintf(szChmURL,
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CHARCOUNT(szChmURL),
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L"mk:@msitstore:%ls::/idh_w2_%d%s",
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g_wszApphelpPath,
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pApphelpData->dwHTMLHelpID,
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szLcid);
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} else {
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|
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_snwprintf(szChmURL,
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CHARCOUNT(szChmURL),
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L"mk:@msitstore:%ls::/idh_w2_%d%s",
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szChmFile,
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pApphelpData->dwHTMLHelpID,
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szLcid);
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|
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}
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|
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//
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// at this point szChmURL contains a URL pointing to the offline help file
|
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// we put it into the szAppHelpURL for both online and offline case
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//
|
|
|
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if (g_bShowOnlyOfflineContent) {
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cch = (DWORD)(CHARCOUNT(szAppHelpURL) - nChURL);
|
|
|
|
if (g_bUseHtmlHelp) {
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hr = UrlEscapeW(szChmURL, szAppHelpURL + nChURL, &cch, 0);
|
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if (SUCCEEDED(hr)) {
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nChURL += (INT)cch;
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}
|
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} else {
|
|
|
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if (!SdbEscapeApphelpURL(szAppHelpURL+nChURL, &cch, szChmURL)) {
|
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DBGPRINT((sdlError, "ShowApphelpHtmlHelp", "Error escaping URL \"%S\"\n", szChmURL));
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goto errHandle;
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}
|
|
|
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nChURL += (int)cch;
|
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}
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}
|
|
|
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//
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// now offline sequence
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//
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cch = (DWORD)(CHARCOUNT(szAppHelpURL) - nChURL);
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nch = _snwprintf(szAppHelpURL + nChURL, cch, L"&offline=");
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nChURL += nch;
|
|
|
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cch = (DWORD)(CHARCOUNT(szAppHelpURL) - nChURL);
|
|
|
|
if (!SdbEscapeApphelpURL(szAppHelpURL+nChURL, &cch, szChmURL)) {
|
|
DBGPRINT((sdlError, "ShowApphelpHtmlHelp", "Error escaping URL \"%S\"\n", szChmURL));
|
|
goto errHandle;
|
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}
|
|
|
|
nChURL += (int)cch;
|
|
|
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*(szAppHelpURL + nChURL) = L'\0';
|
|
|
|
}
|
|
|
|
//
|
|
// WARNING: On Whistler execution of the following line will cause
|
|
// an AV (it works properly on Win2k) when it's executed twice
|
|
// from the same process. We should be able to just call
|
|
// shell with szAppHelpURL but we can't.
|
|
// So for now, use hh.exe as the stub.
|
|
//
|
|
// right before we do ShellExecute -- set current directory to windows dir
|
|
//
|
|
|
|
SetCurrentDirectoryW(szWindowsDir);
|
|
if (g_bUseHtmlHelp && !bCustom) {
|
|
DBGPRINT((sdlInfo, "ShowApphelpHtmlHelp", "Opening Apphelp URL \"%S\"\n", szChmURL));
|
|
hInst = ShellExecuteW(hDlg, L"open", L"hh.exe", szChmURL, NULL, SW_SHOWNORMAL);
|
|
} else if (!bCustom) {
|
|
|
|
WCHAR szHSCPath[MAX_PATH];
|
|
WCHAR* pszParameters;
|
|
size_t cchUrl = ARRAYSIZE(szAppHelpURL);
|
|
static WCHAR szUrlPrefix[] = L"-url ";
|
|
|
|
nch = _snwprintf(szHSCPath, CHARCOUNT(szHSCPath),
|
|
L"%s\\pchealth\\helpctr\\binaries\\helpctr.exe",
|
|
szWindowsDir);
|
|
|
|
if (nch < 0) {
|
|
DBGPRINT((sdlError, "ShowApphelpHtmlHelp", "Windows path to helpctr too long %S\n", szWindowsDir));
|
|
goto errHandle;
|
|
}
|
|
|
|
cchUrl = CHARCOUNT(szUrlPrefix) + wcslen(szAppHelpURL) + 1;
|
|
pszParameters = new WCHAR[cchUrl];
|
|
if (pszParameters == NULL) {
|
|
bSuccess = FALSE;
|
|
goto errHandle;
|
|
}
|
|
|
|
wcscpy(pszParameters, szUrlPrefix);
|
|
wcscat(pszParameters, szAppHelpURL);
|
|
|
|
DBGPRINT((sdlInfo,
|
|
"ShowApphelpHtmlHelp",
|
|
"Opening APPHELP URL \"%S\"\n",
|
|
szAppHelpURL));
|
|
|
|
|
|
hInst = ShellExecuteW(hDlg, L"open", szHSCPath, pszParameters, NULL, SW_SHOWNORMAL);
|
|
|
|
delete[] pszParameters;
|
|
|
|
} else {
|
|
|
|
DBGPRINT((sdlInfo,
|
|
"ShowApphelpHtmlHelp",
|
|
"Opening Custom APPHELP URL \"%S\"\n",
|
|
szAppHelpURL));
|
|
|
|
hInst = ShellExecuteW(hDlg, L"open", szAppHelpURL, NULL, NULL, SW_SHOWNORMAL);
|
|
}
|
|
|
|
if (HandleToUlong(hInst) <= 32) {
|
|
DBGPRINT((sdlError,
|
|
"ShowApphelpHtmlHelp",
|
|
"Error 0x%p trying to show help topic \"%ls\"\n",
|
|
hInst,
|
|
szAppHelpURL));
|
|
}
|
|
|
|
//
|
|
// If we unload html help now we'll get weird and unpredictable behavior!
|
|
// So don't do it :-(
|
|
//
|
|
bSuccess = (HandleToUlong(hInst) > 32);
|
|
|
|
errHandle:
|
|
if (lpwszUnescaped != NULL) {
|
|
free(lpwszUnescaped);
|
|
}
|
|
|
|
return bSuccess;
|
|
|
|
}
|
|
|
|
|
|
INT_PTR
|
|
AppCompatDlgProc(
|
|
HWND hDlg,
|
|
UINT uMsg,
|
|
WPARAM wParam,
|
|
LPARAM lParam
|
|
)
|
|
/*++
|
|
Return: void.
|
|
|
|
Desc: This is the dialog proc for the apphelp dialog.
|
|
--*/
|
|
{
|
|
BOOL bReturn = TRUE;
|
|
PAPPHELP_DATA pApphelpData;
|
|
|
|
pApphelpData = (PAPPHELP_DATA)GetWindowLongPtrW(hDlg, DWLP_USER);
|
|
|
|
switch (uMsg) {
|
|
case WM_INITDIALOG:
|
|
{
|
|
WCHAR wszMessage[2048];
|
|
DWORD dwResActionString;
|
|
HFONT hFont;
|
|
LOGFONTW LogFont;
|
|
WCHAR* pwszAppTitle;
|
|
INT nChars;
|
|
DWORD dwDefID = IDD_DETAILS;
|
|
DWORD dwDefBtn; // old default button id
|
|
HICON hIcon;
|
|
LPWSTR IconID = MAKEINTRESOURCEW(IDI_WARNING);
|
|
|
|
pApphelpData = (PAPPHELP_DATA)lParam;
|
|
SetWindowLongPtrW(hDlg, DWLP_USER, (LONG_PTR)pApphelpData);
|
|
|
|
//
|
|
// Show the app icon.
|
|
//
|
|
hIcon = LoadIcon(g_hInstance, MAKEINTRESOURCE(IDD_ICON_TRASH));
|
|
|
|
SetClassLongPtr(hDlg, GCLP_HICON, (LONG_PTR)hIcon);
|
|
|
|
mouse_event(MOUSEEVENTF_WHEEL, 0, 0, 0, 0);
|
|
SetForegroundWindow(hDlg);
|
|
|
|
pwszAppTitle = pApphelpData->szAppTitle;
|
|
|
|
if (pwszAppTitle == NULL) {
|
|
pwszAppTitle = pApphelpData->szAppName;
|
|
}
|
|
|
|
if (pwszAppTitle != NULL) {
|
|
|
|
SetDlgItemTextW(hDlg, IDD_APPNAME, pwszAppTitle);
|
|
//
|
|
// Make sure that we only utilize the first line of that text
|
|
// for the window title.
|
|
//
|
|
SetWindowTextW(hDlg, pwszAppTitle);
|
|
}
|
|
|
|
hFont = (HFONT)SendDlgItemMessageW(hDlg,
|
|
IDD_APPNAME,
|
|
WM_GETFONT,
|
|
0, 0);
|
|
|
|
if (hFont && GetObjectW(hFont, sizeof(LogFont), (LPVOID)&LogFont)) {
|
|
|
|
LogFont.lfWeight = FW_BOLD;
|
|
|
|
hFont = CreateFontIndirectW(&LogFont);
|
|
|
|
if (hFont != NULL) {
|
|
g_hFontBold = hFont;
|
|
SendDlgItemMessageW(hDlg,
|
|
IDD_APPNAME,
|
|
WM_SETFONT,
|
|
(WPARAM)hFont, TRUE);
|
|
}
|
|
}
|
|
|
|
//
|
|
// By default, we have both RUN AND CANCEL
|
|
//
|
|
dwResActionString = IDS_APPCOMPAT_RUNCANCEL;
|
|
|
|
switch (pApphelpData->dwSeverity) {
|
|
|
|
case APPHELP_HARDBLOCK:
|
|
//
|
|
// Disable run button and "don't show this again" box
|
|
// Reset the "defpushbutton" style from this one...
|
|
//
|
|
EnableWindow(GetDlgItem(hDlg, IDD_STATE), FALSE);
|
|
EnableWindow(GetDlgItem(hDlg, IDOK), FALSE);
|
|
dwResActionString = IDS_APPCOMPAT_CANCEL;
|
|
dwDefID = IDD_DETAILS; // set for hardblock case since RUN is not avail
|
|
IconID = MAKEINTRESOURCEW(IDI_ERROR);
|
|
break;
|
|
|
|
case APPHELP_MINORPROBLEM:
|
|
break;
|
|
|
|
case APPHELP_NOBLOCK:
|
|
break;
|
|
|
|
case APPHELP_REINSTALL:
|
|
break;
|
|
}
|
|
|
|
//
|
|
// if we have no URL, or the URL begins with "null" gray out the "details" button
|
|
//
|
|
if (!pApphelpData->szURL || !pApphelpData->szURL[0] ||
|
|
_wcsnicmp(pApphelpData->szURL, L"null", 4) == 0) {
|
|
|
|
EnableWindow(GetDlgItem(hDlg, IDD_DETAILS), FALSE);
|
|
}
|
|
|
|
|
|
hIcon = LoadIconW(NULL, IconID);
|
|
|
|
if (hIcon != NULL) {
|
|
SendDlgItemMessageW(hDlg, IDD_ICON, STM_SETICON, (WPARAM)hIcon, 0);
|
|
}
|
|
|
|
//
|
|
// Set the default push button
|
|
// Reset the current default push button to a regular button.
|
|
//
|
|
// Update the default push button's control ID.
|
|
//
|
|
dwDefBtn = (DWORD)SendMessageW(hDlg, DM_GETDEFID, 0, 0);
|
|
|
|
if (HIWORD(dwDefBtn) == DC_HASDEFID) {
|
|
dwDefBtn = LOWORD(dwDefBtn);
|
|
SendDlgItemMessageW(hDlg, dwDefBtn, BM_SETSTYLE, BS_PUSHBUTTON, TRUE);
|
|
}
|
|
|
|
SendDlgItemMessageW(hDlg, dwDefID, BM_SETSTYLE, BS_DEFPUSHBUTTON, TRUE);
|
|
SendMessageW(hDlg, DM_SETDEFID, (WPARAM)dwDefID, 0);
|
|
|
|
//
|
|
// now set the focus
|
|
// be careful and do not mess with other focus-related messages, else use PostMessage here
|
|
//
|
|
SendMessageW(hDlg, WM_NEXTDLGCTL, (WPARAM)GetDlgItem(hDlg, dwDefID), TRUE);
|
|
|
|
//
|
|
// If dwHTMLHelpID is not present disable "Details" button
|
|
//
|
|
if (!pApphelpData->dwHTMLHelpID) {
|
|
EnableWindow(GetDlgItem(hDlg, IDD_DETAILS), FALSE);
|
|
}
|
|
|
|
wszMessage[0] = L'\0';
|
|
|
|
LoadStringW(g_hInstance,
|
|
dwResActionString,
|
|
wszMessage,
|
|
sizeof(wszMessage) / sizeof(WCHAR));
|
|
|
|
SetDlgItemTextW(hDlg, IDD_LINE_2, wszMessage);
|
|
|
|
SetDlgItemTextW(hDlg,
|
|
IDD_APPHELP_DETAILS,
|
|
pApphelpData->szDetails ? pApphelpData->szDetails : L"");
|
|
|
|
FixEditControlScrollBar(hDlg, IDD_APPHELP_DETAILS);
|
|
|
|
//
|
|
// Return false so that the default focus-setting would not apply.
|
|
//
|
|
bReturn = FALSE;
|
|
break;
|
|
}
|
|
|
|
case WM_DESTROY:
|
|
//
|
|
// perform cleanup - remove the font we've had created
|
|
//
|
|
if (g_hFontBold != NULL) {
|
|
DeleteObject(g_hFontBold);
|
|
g_hFontBold = NULL;
|
|
}
|
|
|
|
AllowForegroundActivation();
|
|
|
|
PostQuitMessage(0); // we just bailed out
|
|
break;
|
|
|
|
|
|
|
|
case WM_COMMAND:
|
|
switch (GET_WM_COMMAND_ID(wParam, lParam)) {
|
|
case IDOK:
|
|
//
|
|
// Check the NO UI checkbox
|
|
//
|
|
EndDialog(hDlg, (INT_PTR)(IsDlgButtonChecked(hDlg, IDD_STATE) ? (IDOK | 0x8000) : IDOK));
|
|
break;
|
|
|
|
case IDCANCEL:
|
|
EndDialog(hDlg, (INT_PTR)(IsDlgButtonChecked(hDlg, IDD_STATE) && g_bPreserveChoice ? (IDCANCEL | 0x8000) : IDCANCEL));
|
|
break;
|
|
|
|
case IDD_DETAILS:
|
|
//
|
|
// Launch details.
|
|
//
|
|
ShowApphelpHtmlHelp(hDlg, pApphelpData);
|
|
break;
|
|
|
|
default:
|
|
bReturn = FALSE;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
bReturn = FALSE;
|
|
break;
|
|
}
|
|
|
|
return bReturn;
|
|
}
|
|
|
|
|
|
typedef NTSTATUS (NTAPI *PFNUSERTESTTOKENFORINTERACTIVE)(HANDLE Token, PLUID pluidCaller);
|
|
PFNUSERTESTTOKENFORINTERACTIVE UserTestTokenForInteractive = NULL;
|
|
|
|
BOOL
|
|
CheckUserToken(
|
|
)
|
|
/*++
|
|
returns TRUE if the apphelp should be shown
|
|
FALSE if we should not present apphelp UI
|
|
--*/
|
|
{
|
|
NTSTATUS Status;
|
|
HANDLE hToken = NULL;
|
|
LUID LuidUser;
|
|
HMODULE hWinsrv = NULL;
|
|
BOOL bShowUI = FALSE;
|
|
UINT nChars;
|
|
static
|
|
WCHAR szWinsrvDllName[] = L"winsrv.dll";
|
|
WCHAR szSystemDir[MAX_PATH];
|
|
WCHAR szWinsrvDll[MAX_PATH];
|
|
BOOL bWow64 = FALSE;
|
|
|
|
if (IsWow64Process(GetCurrentProcess(), &bWow64)) {
|
|
if (bWow64) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
nChars = GetSystemDirectoryW(szSystemDir,
|
|
CHARCOUNT(szSystemDir));
|
|
if (nChars == 0 || nChars > CHARCOUNT(szSystemDir) - 1 - CHARCOUNT(szWinsrvDllName)) {
|
|
DBGPRINT((sdlError, "CheckUserToken",
|
|
"Error trying to retrieve windows system dir %d\n", GetLastError()));
|
|
*szSystemDir = L'\0';
|
|
nChars = 0;
|
|
} else {
|
|
//
|
|
// safe, we have counted the winsrv.dll (which includes 0-terminator),
|
|
// 1 = '\\' character
|
|
// and szSystemDir
|
|
//
|
|
szSystemDir[nChars++] = L'\\';
|
|
szSystemDir[nChars] = L'\0';
|
|
}
|
|
|
|
//
|
|
// extra check just to be safe, nChars includes now '\\'
|
|
//
|
|
if (nChars + CHARCOUNT(szWinsrvDllName) > CHARCOUNT(szWinsrvDll)) {
|
|
goto ErrHandle;
|
|
}
|
|
|
|
wcscpy(szWinsrvDll, szSystemDir);
|
|
wcscat(szWinsrvDll, szWinsrvDllName);
|
|
|
|
hWinsrv = LoadLibraryW(szWinsrvDll);
|
|
if (hWinsrv == NULL) {
|
|
goto ErrHandle;
|
|
}
|
|
|
|
UserTestTokenForInteractive = (PFNUSERTESTTOKENFORINTERACTIVE)GetProcAddress(hWinsrv,
|
|
"_UserTestTokenForInteractive");
|
|
if (UserTestTokenForInteractive == NULL) {
|
|
goto ErrHandle;
|
|
}
|
|
|
|
|
|
Status = NtOpenProcessToken(NtCurrentProcess(),
|
|
TOKEN_QUERY,
|
|
&hToken);
|
|
if (NT_SUCCESS(Status)) {
|
|
|
|
Status = UserTestTokenForInteractive(hToken, &LuidUser);
|
|
|
|
NtClose(hToken);
|
|
|
|
if (NT_SUCCESS(Status)) {
|
|
bShowUI = TRUE;
|
|
goto ErrHandle;
|
|
}
|
|
|
|
}
|
|
|
|
Status = NtOpenThreadToken(NtCurrentThread(),
|
|
TOKEN_QUERY,
|
|
TRUE,
|
|
&hToken);
|
|
|
|
if (NT_SUCCESS(Status)) {
|
|
|
|
Status = UserTestTokenForInteractive(hToken, &LuidUser);
|
|
|
|
NtClose(hToken);
|
|
|
|
if (NT_SUCCESS(Status)) {
|
|
bShowUI = TRUE;
|
|
goto ErrHandle;
|
|
}
|
|
}
|
|
|
|
ErrHandle:
|
|
|
|
if (hWinsrv) {
|
|
FreeLibrary(hWinsrv);
|
|
}
|
|
|
|
return bShowUI;
|
|
|
|
}
|
|
|
|
BOOL
|
|
CheckWindowStation(
|
|
)
|
|
/*++
|
|
returns TRUE if the apphelp should be shown
|
|
FALSE if we should not bother with apphelp UI
|
|
|
|
|
|
--*/
|
|
|
|
{
|
|
HWINSTA hWindowStation;
|
|
BOOL bShowUI = FALSE;
|
|
DWORD dwLength = 0;
|
|
DWORD dwBufferSize = 0;
|
|
DWORD dwError;
|
|
BOOL bSuccess;
|
|
LPWSTR pwszWindowStation = NULL;
|
|
|
|
hWindowStation = GetProcessWindowStation();
|
|
if (hWindowStation == NULL) {
|
|
DBGPRINT((sdlError,
|
|
"ApphelpCheckWindowStation",
|
|
"GetProcessWindowStation failed error 0x%lx\n", GetLastError()));
|
|
goto ErrHandle; // the app is not a Windows NT/Windows 2000 app??? try to show UI
|
|
}
|
|
|
|
// get the information please
|
|
bSuccess = GetUserObjectInformationW(hWindowStation, UOI_NAME, NULL, 0, &dwBufferSize);
|
|
if (!bSuccess) {
|
|
dwError = GetLastError();
|
|
if (dwError != ERROR_INSUFFICIENT_BUFFER) {
|
|
DBGPRINT((sdlError,
|
|
"ApphelpCheckWindowStation",
|
|
"GetUserObjectInformation failed error 0x%lx\n", dwError));
|
|
goto ErrHandle;
|
|
}
|
|
|
|
pwszWindowStation = (LPWSTR)malloc(dwBufferSize);
|
|
if (pwszWindowStation == NULL) {
|
|
DBGPRINT((sdlError,
|
|
"ApphelpCheckWindowStation",
|
|
"Failed to allocate 0x%lx bytes for Window Station name\n", dwBufferSize));
|
|
goto ErrHandle;
|
|
}
|
|
|
|
// ok, call again
|
|
bSuccess = GetUserObjectInformationW(hWindowStation,
|
|
UOI_NAME,
|
|
pwszWindowStation,
|
|
dwBufferSize,
|
|
&dwLength);
|
|
if (!bSuccess) {
|
|
DBGPRINT((sdlError,
|
|
"ApphelpCheckWindowStation",
|
|
"GetUserObjectInformation failed error 0x%lx, buffer size 0x%lx returned 0x%lx\n",
|
|
GetLastError(), dwBufferSize, dwLength));
|
|
goto ErrHandle;
|
|
}
|
|
|
|
// now we have window station name, compare it to winsta0
|
|
//
|
|
bShowUI = (_wcsicmp(pwszWindowStation, L"Winsta0") == 0);
|
|
|
|
if (!bShowUI) {
|
|
DBGPRINT((sdlInfo,
|
|
"ApphelpCheckWindowStation",
|
|
"Apphelp UI will not be shown, running this process on window station \"%s\"\n",
|
|
pwszWindowStation));
|
|
}
|
|
}
|
|
|
|
ErrHandle:
|
|
|
|
// should we do a close handle ???
|
|
//
|
|
if (hWindowStation != NULL) {
|
|
CloseWindowStation(hWindowStation);
|
|
}
|
|
|
|
if (pwszWindowStation != NULL) {
|
|
free(pwszWindowStation);
|
|
}
|
|
|
|
return bShowUI;
|
|
|
|
}
|
|
|
|
DWORD
|
|
ShowApphelpDialog(
|
|
IN PAPPHELP_DATA pApphelpData
|
|
)
|
|
/*++
|
|
Return: (IDOK | IDCANCEL) | [0x8000]
|
|
IDOK | 0x8000 - the user has chosen to run the app and
|
|
checked "don't show me this anymore"
|
|
IDOK - the user has chosen to run the app, dialog will be shown again
|
|
IDCANCEL - the user has chosen not to run the app
|
|
-1 - we have failed to import APIs necessary to show dlg box
|
|
|
|
Desc: Shows the dialog box with apphelp info.
|
|
--*/
|
|
{
|
|
BOOL bSuccess;
|
|
INT_PTR retVal = 0;
|
|
|
|
retVal = DialogBoxParamW(g_hInstance,
|
|
MAKEINTRESOURCEW(DLG_APPCOMPAT),
|
|
NULL,
|
|
(DLGPROC)AppCompatDlgProc,
|
|
(LPARAM)pApphelpData); // parameter happens to be a pointer of type PAPPHELP_DATA
|
|
|
|
return (DWORD)retVal;
|
|
}
|
|
|
|
|
|
VOID
|
|
ParseCommandLineArgs(
|
|
int argc,
|
|
WCHAR* argv[]
|
|
)
|
|
{
|
|
WCHAR ch;
|
|
WCHAR* pArg;
|
|
WCHAR* pEnd;
|
|
|
|
while (--argc) {
|
|
pArg = argv[argc];
|
|
if (*pArg == L'/' || *pArg == '-') {
|
|
ch = *++pArg;
|
|
switch(towupper(ch)) {
|
|
case L'H':
|
|
if (!_wcsnicmp(pArg, wszHtmlHelpID, CHARCOUNT(wszHtmlHelpID)-1)) {
|
|
pArg = wcschr(pArg, L':');
|
|
if (pArg) {
|
|
++pArg; // skip over :
|
|
g_dwHtmlHelpID = (DWORD)wcstoul(pArg, &pEnd, 0);
|
|
}
|
|
}
|
|
break;
|
|
case L'A':
|
|
if (!_wcsnicmp(pArg, wszAppName, CHARCOUNT(wszAppName)-1)) {
|
|
pArg = wcschr(pArg, L':');
|
|
if (pArg) {
|
|
++pArg;
|
|
g_pAppName = pArg; // this is app name, remove the quotes
|
|
|
|
}
|
|
}
|
|
break;
|
|
case L'S':
|
|
if (!_wcsnicmp(pArg, wszSeverity, CHARCOUNT(wszSeverity)-1)) {
|
|
pArg = wcschr(pArg, L':');
|
|
if (pArg) {
|
|
++pArg;
|
|
g_dwSeverity = (DWORD)wcstoul(pArg, &pEnd, 0);
|
|
}
|
|
}
|
|
break;
|
|
case L'T':
|
|
if (!_wcsnicmp(pArg, wszTagID, CHARCOUNT(wszTagID)-1)) {
|
|
pArg = wcschr(pArg, L':');
|
|
if (pArg) {
|
|
++pArg;
|
|
g_dwTagID = (DWORD)wcstoul(pArg, &pEnd, 0);
|
|
}
|
|
}
|
|
break;
|
|
case L'G':
|
|
if (!_wcsnicmp(pArg, wszGUID, CHARCOUNT(wszGUID)-1)) {
|
|
if ((pArg = wcschr(pArg, L':')) != NULL) {
|
|
++pArg;
|
|
g_pszGuid = pArg;
|
|
}
|
|
}
|
|
break;
|
|
case L'O':
|
|
if (!_wcsnicmp(pArg, wszOfflineContent, CHARCOUNT(wszOfflineContent)-1)) {
|
|
g_bShowOnlyOfflineContent = TRUE;
|
|
}
|
|
break;
|
|
case L'P':
|
|
if (!_wcsnicmp(pArg, wszPreserveChoice, CHARCOUNT(wszPreserveChoice)-1)) {
|
|
g_bPreserveChoice = TRUE;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
// unrecognized switch
|
|
DBGPRINT((sdlError, "ParseCommandLineArgs",
|
|
"Unrecognized parameter %s\n", pArg));
|
|
break;
|
|
}
|
|
} else {
|
|
// not a switch
|
|
if (*pArg == L'{') {
|
|
g_pszGuid = pArg;
|
|
} else {
|
|
|
|
g_dwTagID = (DWORD)wcstoul(pArg, &pEnd, 0);
|
|
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
INT_PTR
|
|
FeedbackDlgProc(
|
|
HWND hDlg,
|
|
UINT uMsg,
|
|
WPARAM wParam,
|
|
LPARAM lParam
|
|
)
|
|
/*++
|
|
Return: void.
|
|
|
|
Desc: This is the dialog proc for the apphelp dialog.
|
|
--*/
|
|
{
|
|
BOOL bReturn = TRUE;
|
|
LPWSTR lpszExeName;
|
|
|
|
lpszExeName = (LPWSTR)GetWindowLongPtrW(hDlg, DWLP_USER);
|
|
|
|
switch (uMsg) {
|
|
case WM_INITDIALOG:
|
|
{
|
|
HICON hIcon;
|
|
|
|
lpszExeName = (LPWSTR)lParam;
|
|
SetWindowLongPtrW(hDlg, DWLP_USER, (LONG_PTR)lpszExeName);
|
|
|
|
//
|
|
// Show the app icon.
|
|
//
|
|
hIcon = LoadIcon(g_hInstance, MAKEINTRESOURCE(IDD_ICON_TRASH));
|
|
|
|
SetClassLongPtr(hDlg, GCLP_HICON, (LONG_PTR)hIcon);
|
|
|
|
SendDlgItemMessage(hDlg, IDC_WORKED, BM_SETCHECK, BST_CHECKED, 0);
|
|
|
|
}
|
|
case WM_COMMAND:
|
|
switch (GET_WM_COMMAND_ID(wParam, lParam)) {
|
|
case IDOK:
|
|
EndDialog(hDlg, IDOK);
|
|
break;
|
|
|
|
case IDCANCEL:
|
|
EndDialog(hDlg, IDCANCEL);
|
|
break;
|
|
|
|
default:
|
|
bReturn = FALSE;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
bReturn = FALSE;
|
|
break;
|
|
}
|
|
|
|
return bReturn;
|
|
}
|
|
|
|
void
|
|
ShowFeedbackDialog(
|
|
LPWSTR lpszAppName
|
|
)
|
|
{
|
|
DialogBoxParamW(g_hInstance,
|
|
MAKEINTRESOURCEW(DLG_FEEDBACK),
|
|
NULL,
|
|
(DLGPROC)FeedbackDlgProc,
|
|
(LPARAM)lpszAppName);
|
|
}
|
|
|
|
extern "C" int APIENTRY
|
|
wWinMain(
|
|
HINSTANCE hInstance,
|
|
HINSTANCE hPrevInstance,
|
|
LPWSTR lpCmdLine,
|
|
int nCmdShow
|
|
)
|
|
/*++
|
|
Return: 1 if the app for which the apphelp is shown should run, 0 otherwise.
|
|
|
|
Desc: The command line looks like this:
|
|
|
|
apphelp.exe GUID tagID [USELOCALCHM USEHTMLHELP APPHELPPATH]
|
|
|
|
Ex:
|
|
apphelp.exe {243B08D7-8CF7-4072-AF64-FD5DF4085E26} 0x0000009E
|
|
|
|
apphelp.exe {243B08D7-8CF7-4072-AF64-FD5DF4085E26} 0x0000009E 1 1 c:\temp
|
|
--*/
|
|
{
|
|
int nReturn = 1; // we always default to running, if something goes wrong
|
|
LPWSTR szCommandLine;
|
|
LPWSTR* argv;
|
|
int argc;
|
|
UNICODE_STRING ustrGuid;
|
|
GUID guidDB = { 0 };
|
|
GUID guidExeID = { 0 };
|
|
TAGID tiExe = TAGID_NULL;
|
|
TAGID tiExeID = TAGID_NULL;
|
|
TAGREF trExe = TAGREF_NULL;
|
|
WCHAR wszDBPath[MAX_PATH];
|
|
DWORD dwType = 0;
|
|
APPHELP_DATA ApphelpData;
|
|
WCHAR szDBPath[MAX_PATH];
|
|
HSDB hSDB = NULL;
|
|
PDB pdb = NULL;
|
|
DWORD dwFlags = 0;
|
|
BOOL bAppHelp = FALSE;
|
|
BOOL bRunApp = FALSE;
|
|
|
|
g_hInstance = hInstance;
|
|
|
|
InitCommonControls();
|
|
ZeroMemory(&ApphelpData, sizeof(ApphelpData));
|
|
|
|
//
|
|
// Note that this memory isn't freed because it will automatically
|
|
// be freed on exit anyway, and there are a lot of exit cases from
|
|
// this application.
|
|
//
|
|
szCommandLine = GetCommandLineW();
|
|
argv = CommandLineToArgvW(szCommandLine, &argc);
|
|
|
|
ParseCommandLineArgs(argc, argv);
|
|
|
|
if (argc > 1) {
|
|
if (_wcsicmp(L"feedback", argv[1]) == 0) {
|
|
ShowFeedbackDialog(argc > 2 ? argv[2] : NULL);
|
|
}
|
|
}
|
|
|
|
if (g_pszGuid == NULL) {
|
|
DBGPRINT((sdlError, "AHUI!wWinMain",
|
|
"GUID not provided\n"));
|
|
goto out;
|
|
}
|
|
|
|
if (!(g_dwTagID ^ g_dwHtmlHelpID)) {
|
|
DBGPRINT((sdlError, "AHUI!wWinMain",
|
|
"Only TagID or HtmlHelpID should be provided\n"));
|
|
goto out;
|
|
}
|
|
|
|
RtlInitUnicodeString(&ustrGuid, g_pszGuid);
|
|
|
|
if (g_dwHtmlHelpID) {
|
|
//
|
|
// provided here: guid, severity and html help id along with app name
|
|
//
|
|
|
|
if (!NT_SUCCESS(RtlGUIDFromString(&ustrGuid, &guidExeID))) {
|
|
DBGPRINT((sdlError,
|
|
"Ahui!wWinMain",
|
|
"Error getting GUID from string %s\n", g_pszGuid));
|
|
goto out;
|
|
}
|
|
ApphelpData.dwSeverity = g_dwSeverity;
|
|
ApphelpData.dwHTMLHelpID = g_dwHtmlHelpID;
|
|
ApphelpData.szAppName = (LPWSTR)g_pAppName;
|
|
bAppHelp = TRUE;
|
|
dwType = SDB_DATABASE_MAIN_SHIM;
|
|
goto ProceedWithApphelp;
|
|
}
|
|
|
|
// non-htmlid case, guid is a database guid
|
|
// also dwTagID is specified
|
|
|
|
if (RtlGUIDFromString(&ustrGuid, &guidDB) != STATUS_SUCCESS) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error trying to convert GUID string %S.\n",
|
|
g_pszGuid));
|
|
goto out;
|
|
}
|
|
|
|
tiExe = (TAGID)g_dwTagID;
|
|
|
|
if (tiExe == TAGID_NULL) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error getting TAGID from param %S\n",
|
|
argv[2]));
|
|
goto out;
|
|
}
|
|
|
|
hSDB = SdbInitDatabase(0, NULL);
|
|
|
|
if (!hSDB) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error initing database context.\n"));
|
|
goto out;
|
|
}
|
|
|
|
pdb = SdbGetPDBFromGUID(hSDB, &guidDB);
|
|
|
|
if (!pdb) {
|
|
DWORD dwLen;
|
|
|
|
//
|
|
// It's not one of the main DBs, try it as a local.
|
|
//
|
|
dwLen = SdbResolveDatabase(&guidDB, &dwType, szDBPath, MAX_PATH);
|
|
|
|
if (!dwLen || dwLen > MAX_PATH) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error resolving database from GUID\n"));
|
|
goto out;
|
|
}
|
|
|
|
//
|
|
// We have many "main" databases -- we should limit the check
|
|
//
|
|
|
|
if (dwType != SDB_DATABASE_MAIN_SHIM && dwType != SDB_DATABASE_MAIN_TEST) {
|
|
SdbOpenLocalDatabase(hSDB, szDBPath);
|
|
}
|
|
|
|
pdb = SdbGetPDBFromGUID(hSDB, &guidDB);
|
|
if (!pdb) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error getting pdb from GUID.\n"));
|
|
goto out;
|
|
}
|
|
} else {
|
|
|
|
dwType |= SDB_DATABASE_MAIN; // we will use details from the main db
|
|
|
|
}
|
|
|
|
if (!SdbTagIDToTagRef(hSDB, pdb, tiExe, &trExe)) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error converting TAGID to TAGREF.\n"));
|
|
goto out;
|
|
}
|
|
|
|
tiExeID = SdbFindFirstTag(pdb, tiExe, TAG_EXE_ID);
|
|
|
|
if (tiExeID == TAGID_NULL) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error trying to find TAG_EXE_ID.\n"));
|
|
goto out;
|
|
}
|
|
|
|
if (!SdbReadBinaryTag(pdb,
|
|
tiExeID,
|
|
(PBYTE)&guidExeID,
|
|
sizeof(GUID))) {
|
|
DBGPRINT((sdlError,
|
|
"AppHelp.exe!wWinMain",
|
|
"Error trying to read TAG_EXE_ID.\n"));
|
|
goto out;
|
|
}
|
|
|
|
|
|
bAppHelp = SdbReadApphelpData(hSDB, trExe, &ApphelpData);
|
|
|
|
ProceedWithApphelp:
|
|
if (SdbIsNullGUID(&guidExeID) || !SdbGetEntryFlags(&guidExeID, &dwFlags)) {
|
|
dwFlags = 0;
|
|
}
|
|
|
|
if (bAppHelp) {
|
|
|
|
//
|
|
// Check whether the disable bit is set.
|
|
//
|
|
if (!(dwFlags & SHIMREG_DISABLE_APPHELP)) {
|
|
|
|
BOOL bNoUI;
|
|
|
|
//
|
|
// See whether the user has checked "Don't show this anymore" box before.
|
|
//
|
|
bNoUI = ((dwFlags & SHIMREG_APPHELP_NOUI) != 0);
|
|
|
|
if (!bNoUI) {
|
|
//
|
|
// checkwindowstation returns true when UI should be shown
|
|
//
|
|
bNoUI = !CheckWindowStation();
|
|
}
|
|
if (!bNoUI) {
|
|
bNoUI = !CheckUserToken();
|
|
}
|
|
|
|
|
|
if (bNoUI) {
|
|
DBGPRINT((sdlInfo,
|
|
"bCheckRunBadapp",
|
|
"NoUI flag is set, apphelp UI disabled for this app.\n"));
|
|
}
|
|
|
|
//
|
|
// depending on severity of the problem...
|
|
//
|
|
switch (ApphelpData.dwSeverity) {
|
|
case APPHELP_MINORPROBLEM:
|
|
case APPHELP_HARDBLOCK:
|
|
case APPHELP_NOBLOCK:
|
|
case APPHELP_REINSTALL:
|
|
if (bNoUI) {
|
|
|
|
bRunApp = (ApphelpData.dwSeverity != APPHELP_HARDBLOCK) && !(dwFlags & SHIMREG_APPHELP_CANCEL);
|
|
|
|
} else {
|
|
DWORD dwRet;
|
|
|
|
//
|
|
// Show the UI. This function returns -1 in case of error or one
|
|
// of the following values on success:
|
|
// IDOK | 0x8000 - "no ui" checked, run app
|
|
// IDCANCEL - do not run app
|
|
// IDOK - run app
|
|
|
|
ApphelpData.dwData = dwType; // we use custom data for database type
|
|
|
|
dwRet = ShowApphelp(&ApphelpData,
|
|
NULL,
|
|
(dwType & SDB_DATABASE_MAIN) ? NULL : SdbGetLocalPDB(hSDB));
|
|
|
|
if (dwRet != APPHELP_DIALOG_FAILED) {
|
|
//
|
|
// The UI was shown. See whether the user has
|
|
// checked the "no ui" box.
|
|
//
|
|
|
|
if (dwRet & 0x8000) {
|
|
//
|
|
// "no ui" box was checked. Save the appropriate bits
|
|
// in the registry.
|
|
//
|
|
dwFlags |= SHIMREG_APPHELP_NOUI;
|
|
|
|
if ((dwRet & 0x0FFF) != IDOK) {
|
|
dwFlags |= SHIMREG_APPHELP_CANCEL; // we will not be hitting this path unless g_bPreserveChoice is enabled
|
|
}
|
|
|
|
if (!SdbIsNullGUID(&guidExeID)) {
|
|
SdbSetEntryFlags(&guidExeID, dwFlags);
|
|
}
|
|
}
|
|
//
|
|
// Check whether the user has chosen to run the app.
|
|
//
|
|
bRunApp = ((dwRet & 0x0FFF) == IDOK);
|
|
} else {
|
|
//
|
|
// The UI was not shown (some error prevented that).
|
|
// If the app is not "Hardblock" run it anyway.
|
|
//
|
|
bRunApp = (APPHELP_HARDBLOCK != ApphelpData.dwSeverity);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
if (!bRunApp) {
|
|
nReturn = 0;
|
|
}
|
|
|
|
out:
|
|
|
|
return nReturn;
|
|
}
|
|
|