windows-nt/Source/XPSP1/NT/shell/cpls/appwzdui/uninstal.c
2020-09-26 16:20:57 +08:00

361 lines
11 KiB
C

//
// Uninstal.C
//
// Copyright (C) Microsoft, 1994,1995 All Rights Reserved.
//
// History:
// 3/20/95 [stevecat] - NT port & real clean up, unicode, etc.
//
//
#include "priv.h"
#include "appwiz.h"
#include "regstr.h"
#include "dlinst.h"
#ifdef WX86
BOOL bWx86Enabled=FALSE;
BOOL bForceX86Env=FALSE;
const WCHAR ProcArchName[]=L"PROCESSOR_ARCHITECTURE";
#endif
#ifdef DOWNLEVEL
//////////////////////////////////////////////////////////////////////////////
//
// Unistall Page - the basic idea:
//
// this page has a simple listbox displaying removable software components
// the user can select one and hit the "remove" button
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// defines
//
//////////////////////////////////////////////////////////////////////////////
#define UNM_WAKEUP ( WM_APP + 1 ) // from terminated worker thread
//////////////////////////////////////////////////////////////////////////////
//
// constant strings
//
//////////////////////////////////////////////////////////////////////////////
static const TCHAR *c_UninstallKey = REGSTR_PATH_UNINSTALL;
static const TCHAR *c_UninstallItemName = REGSTR_VAL_UNINSTALLER_DISPLAYNAME;
static const TCHAR *c_UninstallItemCommand = REGSTR_VAL_UNINSTALLER_COMMANDLINE;
const static DWORD aUninstallHelpIDs[] = { // Context Help IDs
IDC_BUTTONSETUP, IDH_APPWIZ_DISKINTALLL_BUTTON,
IDC_MODIFYUNINSTALL, IDH_APPWIZ_UNINSTALL_BUTTON,
IDC_REGISTERED_APPS, IDH_APPWIZ_UNINSTALL_LIST,
0, 0
};
#define DISPLAYNAME_SIZE 64
//////////////////////////////////////////////////////////////////////////////
//
// Uninstall_FreeList -- empties list of removable applications
//
// NOTE: the third parameter is the listbox to empty, which may be NULL
//
//////////////////////////////////////////////////////////////////////////////
void Uninstall_FreeList( HWND dlg, LPWIZDATA lpwd, HWND listbox )
{
if( listbox )
ListBox_ResetContent( listbox );
if( lpwd->lpUItem )
{
LocalFree( (HANDLE)lpwd->lpUItem );
lpwd->lpUItem = 0;
}
}
//////////////////////////////////////////////////////////////////////////////
//
// Uninstall_RefreshList -- fills/refills the list of removable applications
//
//////////////////////////////////////////////////////////////////////////////
void Uninstall_RefreshList( HWND dlg, LPWIZDATA lpwd )
{
DWORD dwTotal;
//
// we wouldn't have gotten here if dlgmgr failed to create the listbox
//
HWND listbox = GetDlgItem( dlg, IDC_REGISTERED_APPS );
//
// avoid flicker when visible
//
SetWindowRedraw( listbox, FALSE );
//
// clean out any residual junk
//
Uninstall_FreeList( dlg, lpwd, listbox );
//
// Maximum size of lists of removable apps
//
dwTotal = 0;
DL_FillAppListBox(listbox, &dwTotal);
DL_ConfigureButtonsAndStatic(dlg, listbox, LB_ERR);
//
// redraw now that we've filled it
//
SetWindowRedraw( listbox, TRUE );
}
//////////////////////////////////////////////////////////////////////////////
//
// UNINSTALL_THREAD_INFO
//
//////////////////////////////////////////////////////////////////////////////
typedef struct
{
PROCESS_INFORMATION uninstaller;
HWND dlg;
} UNINSTALL_THREAD_INFO;
//////////////////////////////////////////////////////////////////////////////
//
// Uninstall_TrackingThread
//
// -- waits for an uninstall command to complete and refreshes the dialog
//
//////////////////////////////////////////////////////////////////////////////
DWORD Uninstall_TrackingThread( UNINSTALL_THREAD_INFO *info )
{
ResumeThread( info->uninstaller.hThread );
CloseHandle( info->uninstaller.hThread );
WaitForSingleObject( info->uninstaller.hProcess, INFINITE );
CloseHandle( info->uninstaller.hProcess );
PostMessage( info->dlg, UNM_WAKEUP, 0, 0 );
return 0;
}
//////////////////////////////////////////////////////////////////////////////
//
// InstallUninstallDlgProc -- dlgproc for the install/uninstall page (surprise)
//
//////////////////////////////////////////////////////////////////////////////
BOOL_PTR CALLBACK
InstallUninstallDlgProc( HWND dlg, UINT message, WPARAM wparam, LPARAM lparam )
{
LPPROPSHEETPAGE page = (LPPROPSHEETPAGE)GetWindowLongPtr( dlg, DWLP_USER );
LPWIZDATA lpwd = page ? (LPWIZDATA)page->lParam : NULL;
switch( message )
{
case WM_INITDIALOG:
SetWindowLongPtr( dlg, DWLP_USER, lparam );
page = (LPPROPSHEETPAGE)lparam;
lpwd = (LPWIZDATA)page->lParam;
lpwd->hwnd = dlg;
Uninstall_RefreshList( dlg, lpwd );
#ifdef WX86
//
// Set initial state of ForceX86Env to FALSE (unchecked)
//
bForceX86Env = FALSE;
if (bWx86Enabled) {
SendDlgItemMessage(dlg,
IDC_FORCEX86ENV,
BM_SETSTATE,
BST_UNCHECKED,
0
);
} else {
ShowWindow(GetDlgItem(dlg,IDC_FORCEX86ENV), SW_HIDE);
}
#endif
break;
case WM_DESTROY:
Uninstall_FreeList( dlg, lpwd, NULL );
break;
case UNM_WAKEUP:
//
// an uninstall in another thread just finished
//
EnableWindow( GetParent( dlg ), TRUE );
SetForegroundWindow( GetParent( dlg ) );
Uninstall_RefreshList( dlg, lpwd );
break;
case WM_NOTIFY:
{
NMHDR *nmhdr = (NMHDR *)lparam;
switch( nmhdr->code )
{
case PSN_SETACTIVE:
lpwd->hwnd = dlg;
break;
case PSN_KILLACTIVE:
case PSN_HASHELP:
case PSN_HELP:
break;
default:
return FALSE;
}
break;
}
case WM_HELP:
WinHelp((HWND)((LPHELPINFO)lparam)->hItemHandle, NULL,
HELP_WM_HELP, (DWORD_PTR)aUninstallHelpIDs);
break;
case WM_CONTEXTMENU:
WinHelp((HWND)wparam, NULL, HELP_CONTEXTMENU,
(DWORD_PTR)aUninstallHelpIDs);
break;
case WM_COMMAND:
switch( GET_WM_COMMAND_ID( wparam, lparam ) )
{
case IDC_BUTTONSETUP:
if( GET_WM_COMMAND_CMD( wparam, lparam ) == BN_CLICKED ) {
if (SetupWizard(lpwd)) {
DismissCPL(lpwd);
}
}
break;
case IDC_MODIFY:
case IDC_REPAIR:
case IDC_UNINSTALL:
case IDC_MODIFYUNINSTALL:
if( GET_WM_COMMAND_CMD( wparam, lparam ) == BN_CLICKED )
{
HWND hwndListBox = GetDlgItem(dlg, IDC_REGISTERED_APPS);
if (hwndListBox)
{
int iSel = ListBox_GetCurSel(hwndListBox);
if (LB_ERR != iSel)
DL_InvokeAction(GET_WM_COMMAND_ID( wparam, lparam ), dlg, hwndListBox, iSel);
}
}
break;
case IDC_REGISTERED_APPS:
switch( GET_WM_COMMAND_CMD( wparam, lparam ) )
{
case LBN_SELCHANGE:
{
HWND hwndListBox = GetDlgItem(dlg, IDC_REGISTERED_APPS);
if (hwndListBox)
{
int iSel = ListBox_GetCurSel(hwndListBox);
if (LB_ERR != iSel)
DL_ConfigureButtonsAndStatic(dlg, hwndListBox, iSel);
}
break;
}
case LBN_DBLCLK:
{
int iButtonID = 0;
HWND hwndListBox = GetDlgItem(dlg, IDC_REGISTERED_APPS);
if (hwndListBox)
{
int iSel = ListBox_GetCurSel(hwndListBox);
if (LB_ERR != iSel)
{
// Go through all the buttons in order of less damaging to more
// damaging and invoke the first visible+enable one
HWND hwndTmp = GetDlgItem(dlg, IDC_MODIFYUNINSTALL);
if (IsWindowVisible(hwndTmp) && IsWindowEnabled(hwndTmp))
iButtonID = IDC_MODIFYUNINSTALL;
else
{
hwndTmp = GetDlgItem(dlg, IDC_MODIFY);
if (IsWindowVisible(hwndTmp) && IsWindowEnabled(hwndTmp))
iButtonID = IDC_MODIFY;
else
{
hwndTmp = GetDlgItem(dlg, IDC_REPAIR);
if (IsWindowVisible(hwndTmp) && IsWindowEnabled(hwndTmp))
iButtonID = IDC_REPAIR;
else
{
hwndTmp = GetDlgItem(dlg, IDC_UNINSTALL);
if (IsWindowVisible(hwndTmp) && IsWindowEnabled(hwndTmp))
iButtonID = IDC_UNINSTALL;
}
}
}
if (iButtonID)
DL_InvokeAction(iButtonID, dlg, hwndListBox, iSel);
}
}
break;
}
}
break;
#ifdef WX86
case IDC_FORCEX86ENV:
if (bWx86Enabled &&
GET_WM_COMMAND_CMD( wparam, lparam ) == BN_CLICKED )
{
bForceX86Env = !bForceX86Env;
}
break;
#endif
default:
return FALSE;
}
break;
default:
return FALSE;
}
return TRUE;
}
#endif // DOWNLEVEL