Sweden-Number/dlls/appwiz.cpl/appwiz.c

/*
 * Add/Remove Programs applet
 * Partially based on Wine Uninstaller
 *
 * Copyright 2000 Andreas Mohr
 * Copyright 2004 Hannu Valtonen
 * Copyright 2005 Jonathan Ernst
 * Copyright 2001-2002, 2008 Owen Rudge
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 *
 */

#include "config.h"
#include "wine/port.h"
#include "wine/unicode.h"
#include "wine/debug.h"

#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <windef.h>
#include <winbase.h>
#include <winuser.h>
#include <wingdi.h>
#include <winreg.h>
#include <shellapi.h>
#include <commctrl.h>
#include <cpl.h>

#include "res.h"

WINE_DEFAULT_DEBUG_CHANNEL(appwizcpl);

/* define a maximum length for various buffers we use */
#define MAX_STRING_LEN    1024

static HINSTANCE hInst;

/******************************************************************************
 * Name       : DllMain
 * Description: Entry point for DLL file
 */
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
                    LPVOID lpvReserved)
{
    TRACE("(%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);

    switch (fdwReason)
    {
        case DLL_PROCESS_ATTACH:
            hInst = hinstDLL;
            break;
    }
    return TRUE;
}

/******************************************************************************
 * Name       : UpdateButtons
 * Description: Enables/disables the Add/Remove button depending on current
 *              selection in list box.
 * Parameters : hWnd    - Handle of the dialog box
 */
static void UpdateButtons(HWND hWnd)
{
    BOOL sel = ListView_GetSelectedCount(GetDlgItem(hWnd, IDL_PROGRAMS)) != 0;

    EnableWindow(GetDlgItem(hWnd, IDC_ADDREMOVE), sel);
    EnableWindow(GetDlgItem(hWnd, IDC_SUPPORT_INFO), sel);
}

/* Definition of column headers for AddListViewColumns function */
typedef struct AppWizColumn {
   int width;
   int fmt;
   int title;
} AppWizColumn;

AppWizColumn columns[] = {
    {200, LVCFMT_LEFT, IDS_COLUMN_NAME},
    {150, LVCFMT_LEFT, IDS_COLUMN_PUBLISHER},
    {100, LVCFMT_LEFT, IDS_COLUMN_VERSION},
};

/******************************************************************************
 * Name       : AddListViewColumns
 * Description: Adds column headers to the list view control.
 * Parameters : hWnd    - Handle of the list view control.
 * Returns    : TRUE if completed successfully, FALSE otherwise.
 */
static BOOL AddListViewColumns(HWND hWnd)
{
    WCHAR buf[MAX_STRING_LEN];
    LVCOLUMNW lvc;
    int i;

    lvc.mask = LVCF_FMT | LVCF_TEXT | LVCF_SUBITEM | LVCF_WIDTH;

    /* Add the columns */
    for (i = 0; i < sizeof(columns) / sizeof(columns[0]); i++)
    {
        lvc.iSubItem = i;
        lvc.pszText = buf;

        /* set width and format */
        lvc.cx = columns[i].width;
        lvc.fmt = columns[i].fmt;

        LoadStringW(hInst, columns[i].title, buf, sizeof(buf) / sizeof(buf[0]));

        if (ListView_InsertColumnW(hWnd, i, &lvc) == -1)
            return FALSE;
    }

    return TRUE;
}

/******************************************************************************
 * Name       : AddListViewImageList
 * Description: Creates an ImageList for the list view control.
 * Parameters : hWnd    - Handle of the list view control.
 * Returns    : Handle of the image list.
 */
static HIMAGELIST AddListViewImageList(HWND hWnd)
{
    HIMAGELIST hSmall;
    HICON hDefaultIcon;

    hSmall = ImageList_Create(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON),
        ILC_MASK, 1, 1);

    /* Add default icon to image list */
    hDefaultIcon = LoadIconW(hInst, MAKEINTRESOURCEW(ICO_MAIN));
    ImageList_AddIcon(hSmall, hDefaultIcon);
    DestroyIcon(hDefaultIcon);

    (void) ListView_SetImageList(hWnd, hSmall, LVSIL_SMALL);

    return hSmall;
}

/******************************************************************************
 * Name       : ResetApplicationList
 * Description: Empties the app list, if need be, and recreates it.
 * Parameters : bFirstRun  - TRUE if this is the first time this is run, FALSE otherwise
 *              hWnd       - handle of the dialog box
 *              hImageList - handle of the image list
 * Returns    : New handle of the image list.
 */
static HIMAGELIST ResetApplicationList(BOOL bFirstRun, HWND hWnd, HIMAGELIST hImageList)
{
    HWND hWndListView;

    hWndListView = GetDlgItem(hWnd, IDL_PROGRAMS);

    /* if first run, create the image list and add the listview columns */
    if (bFirstRun)
    {
        if (!AddListViewColumns(hWndListView))
            return NULL;
    }
    else /* we need to remove the existing things first */
    {
        ImageList_Destroy(hImageList);
    }

    /* now create the image list and add the applications to the listview */
    hImageList = AddListViewImageList(hWndListView);

    UpdateButtons(hWnd);

    return(hImageList);
}

/******************************************************************************
 * Name       : MainDlgProc
 * Description: Callback procedure for main tab
 * Parameters : hWnd    - hWnd of the window
 *              msg     - reason for calling function
 *              wParam  - additional parameter
 *              lParam  - additional parameter
 * Returns    : Dependant on message
 */
static BOOL CALLBACK MainDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
    static HIMAGELIST hImageList;

    switch(msg)
    {
        case WM_INITDIALOG:
            hImageList = ResetApplicationList(TRUE, hWnd, hImageList);

            if (!hImageList)
                return FALSE;

            return TRUE;

        case WM_DESTROY:
            ImageList_Destroy(hImageList);

            return 0;
    }

    return FALSE;
}

/******************************************************************************
 * Name       : StartApplet
 * Description: Main routine for applet
 * Parameters : hWnd    - hWnd of the Control Panel
 */
static void StartApplet(HWND hWnd)
{
    PROPSHEETPAGEW psp;
    PROPSHEETHEADERW psh;
    WCHAR tab_title[MAX_STRING_LEN], app_title[MAX_STRING_LEN];

    /* Load the strings we will use */
    LoadStringW(hInst, IDS_TAB1_TITLE, tab_title, sizeof(tab_title) / sizeof(tab_title[0]));
    LoadStringW(hInst, IDS_CPL_TITLE, app_title, sizeof(app_title) / sizeof(app_title[0]));

    /* Fill out the PROPSHEETPAGE */
    psp.dwSize = sizeof (PROPSHEETPAGEW);
    psp.dwFlags = PSP_USETITLE;
    psp.hInstance = hInst;
    psp.pszTemplate = MAKEINTRESOURCEW (IDD_MAIN);
    psp.pszIcon = NULL;
    psp.pfnDlgProc = (DLGPROC) MainDlgProc;
    psp.pszTitle = tab_title;
    psp.lParam = 0;

    /* Fill out the PROPSHEETHEADER */
    psh.dwSize = sizeof (PROPSHEETHEADERW);
    psh.dwFlags = PSH_PROPSHEETPAGE | PSH_USEICONID;
    psh.hwndParent = hWnd;
    psh.hInstance = hInst;
    psh.pszIcon = NULL;
    psh.pszCaption = app_title;
    psh.nPages = 1;
    psh.ppsp = &psp;
    psh.pfnCallback = NULL;
    psh.nStartPage = 0;

    /* Display the property sheet */
    PropertySheetW (&psh);
}

/******************************************************************************
 * Name       : CPlApplet
 * Description: Entry point for Control Panel applets
 * Parameters : hwndCPL - hWnd of the Control Panel
 *              message - reason for calling function
 *              lParam1 - additional parameter
 *              lParam2 - additional parameter
 * Returns    : Dependant on message
 */
LONG CALLBACK CPlApplet(HWND hwndCPL, UINT message, LPARAM lParam1, LPARAM lParam2)
{
    INITCOMMONCONTROLSEX iccEx;

    switch (message)
    {
        case CPL_INIT:
            iccEx.dwSize = sizeof(iccEx);
            iccEx.dwICC = ICC_LISTVIEW_CLASSES | ICC_TAB_CLASSES;

            InitCommonControlsEx(&iccEx);

            return TRUE;

        case CPL_GETCOUNT:
            return 1;

        case CPL_INQUIRE:
        {
            CPLINFO *appletInfo = (CPLINFO *) lParam2;

            appletInfo->idIcon = ICO_MAIN;
            appletInfo->idName = IDS_CPL_TITLE;
            appletInfo->idInfo = IDS_CPL_DESC;
            appletInfo->lData = 0;

            break;
        }

        case CPL_DBLCLK:
            StartApplet(hwndCPL);
            break;
    }

    return FALSE;
}