desk.c File Reference

#include "desk.h"
#include <shellapi.h>
#include <cplext.h>
#include <debug.h>

Include dependency graph for desk.c:

Go to the source code of this file.

Macros
#define	NUM_APPLETS   (1)

Functions
static LONG APIENTRY	DisplayApplet (HWND hwnd, UINT uMsg, LPARAM wParam, LPARAM lParam)
INT_PTR CALLBACK	BackgroundPageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
INT_PTR CALLBACK	ScreenSaverPageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
INT_PTR CALLBACK	AppearancePageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
INT_PTR CALLBACK	SettingsPageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
UINT CALLBACK	SettingsPageCallbackProc (HWND hwnd, UINT uMsg, LPPROPSHEETPAGE ppsp)
HMENU	LoadPopupMenu (IN HINSTANCE hInstance, IN LPCTSTR lpMenuName)
static BOOL CALLBACK	DisplayAppletPropSheetAddPage (HPROPSHEETPAGE hpage, LPARAM lParam)
static BOOL	InitPropSheetPage (PROPSHEETHEADER *ppsh, WORD idDlg, DLGPROC DlgProc, LPFNPSPCALLBACK pfnCallback)
static int CALLBACK	PropSheetProc (HWND hwndDlg, UINT uMsg, LPARAM lParam)
LONG CALLBACK	CPlApplet (HWND hwndCPl, UINT uMsg, LPARAM lParam1, LPARAM lParam2)
void WINAPI	InstallScreenSaverW (IN HWND hWindow, IN HANDLE hInstance, IN LPCWSTR pszFile, IN UINT nCmdShow)
void WINAPI	InstallScreenSaverA (IN HWND hWindow, IN HANDLE hInstance, IN LPCSTR pszFile, IN UINT nCmdShow)
BOOL WINAPI	DllMain (HINSTANCE hInstDLL, DWORD dwReason, LPVOID lpvReserved)

Variables
HINSTANCE	hApplet = 0
HWND	hCPLWindow
APPLET	Applets [NUM_APPLETS]
struct {
WORD   idDlg
DLGPROC   DlgProc
LPFNPSPCALLBACK   Callback
LPWSTR   Name
}	PropPages []

Macro Definition Documentation

NUM_APPLETS

#define NUM_APPLETS   (1)

Definition at line 15 of file desk.c.

Function Documentation

AppearancePageProc()

INT_PTR CALLBACK AppearancePageProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 216 of file appearance.c.

{
    GLOBALS *g;
    LPNMHDR lpnm;

    g = (GLOBALS*)GetWindowLongPtr(hwndDlg, DWLP_USER);

    switch (uMsg)
    {
        case WM_INITDIALOG:
            return AppearancePage_OnInit(hwndDlg);

        case WM_DESTROY:
            AppearancePage_OnDestroy(hwndDlg, g);
            break;

        case WM_COMMAND:
            if (g == NULL || g->bInitializing)
                return FALSE;

            switch (LOWORD(wParam))
            {
                case IDC_APPEARANCE_EFFECTS:
                    if (DialogBoxParam(hApplet, MAKEINTRESOURCE(IDD_EFFAPPEARANCE),
                                       hwndDlg, EffAppearanceDlgProc, (LPARAM)g) == IDOK)
                    {
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                        g->Scheme = g->SchemeAdv;
                        g->bSchemeChanged = TRUE;
                    }
                    break;

                case IDC_APPEARANCE_ADVANCED:
                    if (DialogBoxParam(hApplet, MAKEINTRESOURCE(IDD_ADVAPPEARANCE),
                                       hwndDlg, AdvAppearanceDlgProc, (LPARAM)g) == IDOK)
                    {
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                        g->bSchemeChanged = TRUE;
                        g->Scheme = g->SchemeAdv;
                        g_GlobalData.desktop_color = g->Scheme.crColor[COLOR_DESKTOP];

                        AppearancePage_UpdateThemePreview(hwndDlg, g);
                    }
                    break;

                case IDC_APPEARANCE_COLORSCHEME:
                    if (HIWORD(wParam) == CBN_SELCHANGE)
                    {
                        g->ActiveTheme.Color = (PTHEME_STYLE)GetSelectedData(hwndDlg, IDC_APPEARANCE_COLORSCHEME);
                        if (g->ActiveTheme.Color->ChildStyle != NULL)
                            g->ActiveTheme.Size = g->ActiveTheme.Color->ChildStyle;

                        g->bSchemeChanged = TRUE;
                        if (g->ActiveTheme.ThemeActive)
                            g->bThemeChanged = TRUE;

                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);

                        AppearancePage_LoadSelectedScheme(hwndDlg, g);
                        AppearancePage_ShowSizes(hwndDlg, g);
                        AppearancePage_UpdateThemePreview(hwndDlg, g);
                    }
                    break;

                case IDC_APPEARANCE_VISUAL_STYLE:
                    if (HIWORD(wParam) == CBN_SELCHANGE)
                    {
                        PTHEME pTheme  = (PTHEME)GetSelectedData(hwndDlg, IDC_APPEARANCE_VISUAL_STYLE);

                        if (g->ClassicTheme.Theme == pTheme)
                            g->ActiveTheme = g->ClassicTheme;
                        else
                        {
                            g->ActiveTheme.Theme = pTheme;
                            g->ActiveTheme.Size = pTheme->SizesList;
                            g->ActiveTheme.Color = pTheme->ColoursList;
                            g->ActiveTheme.ThemeActive = TRUE;
                        }

                        g->bThemeChanged = TRUE;
                        g->bSchemeChanged = TRUE;

                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);

                        AppearancePage_ShowColorSchemes(hwndDlg, g);
                        AppearancePage_ShowSizes(hwndDlg, g);
                        AppearancePage_LoadSelectedScheme(hwndDlg, g);
                        AppearancePage_UpdateThemePreview(hwndDlg, g);
                    }
                    break;

                case IDC_APPEARANCE_SIZE:
                    if (HIWORD(wParam) == CBN_SELCHANGE)
                    {
                        g->ActiveTheme.Size = (PTHEME_STYLE)GetSelectedData(hwndDlg, IDC_APPEARANCE_SIZE);
                        g->bSchemeChanged = TRUE;
                        if (g->ActiveTheme.ThemeActive)
                            g->bThemeChanged = TRUE;

                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);

                        AppearancePage_LoadSelectedScheme(hwndDlg, g);
                        AppearancePage_UpdateThemePreview(hwndDlg, g);
                    }
            }
            break;

        case WM_NOTIFY:
            lpnm = (LPNMHDR)lParam;
            switch (lpnm->code)
            {
                case PSN_APPLY:

                    if (g->bThemeChanged)
                    {
                        ActivateTheme(&g->ActiveTheme);
                    }

                    if (g->bSchemeChanged)
                    {
                        ApplyScheme(&g->Scheme, &g->ActiveTheme);
                        if (g->ActiveTheme.ThemeActive == FALSE)
                            g->ClassicTheme = g->ActiveTheme;
                    }

                    AppearancePage_UpdateThemePreview(hwndDlg, g);
                    g->bThemeChanged = FALSE;
                    g->bSchemeChanged = FALSE;
                    SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, (LONG_PTR)PSNRET_NOERROR);
                    return TRUE;

                case PSN_KILLACTIVE:
                    SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, (LONG_PTR)FALSE);
                    return TRUE;

                case PSN_SETACTIVE:
                    if (g->Scheme.crColor[COLOR_DESKTOP] != g_GlobalData.desktop_color)
                    {
                        g->Scheme.crColor[COLOR_DESKTOP] = g_GlobalData.desktop_color;
                        AppearancePage_UpdateThemePreview(hwndDlg, g);
                    }
                    break;
            }
            break;
    }

    return FALSE;
}

BackgroundPageProc()

INT_PTR CALLBACK BackgroundPageProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 1157 of file background.c.

{
    PBACKGROUND_DATA pData;
    struct GdiplusStartupInput gdipStartup;

    pData = (PBACKGROUND_DATA)GetWindowLongPtr(hwndDlg, DWLP_USER);

    switch (uMsg)
    {
        case WM_INITDIALOG:
            pData = (PBACKGROUND_DATA)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(BACKGROUND_DATA));
            SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pData);
            gdipStartup.GdiplusVersion = 1;
            gdipStartup.DebugEventCallback = NULL;
            gdipStartup.SuppressBackgroundThread = FALSE;
            gdipStartup.SuppressExternalCodecs = FALSE;
            GdiplusStartup(&pData->gdipToken, &gdipStartup, NULL);
            InitBackgroundDialog(hwndDlg, pData);
            break;

        case WM_COMMAND:
            {
                DWORD controlId = LOWORD(wParam);
                DWORD command   = HIWORD(wParam);

                switch (controlId)
                {
                    case IDC_COLOR_BUTTON:
                        if (command == BN_CLICKED)
                            OnColorButton(hwndDlg, pData);
                        break;

                    case IDC_BROWSE_BUTTON:
                        if (command == BN_CLICKED)
                            OnBrowseButton(hwndDlg, pData);
                        break;

                    case IDC_PLACEMENT_COMBO:
                        if (command == CBN_SELCHANGE)
                        {
                            pData->placementSelection = (int)SendDlgItemMessage(hwndDlg, IDC_PLACEMENT_COMBO, CB_GETCURSEL, 0, 0);

                            InvalidateRect(GetDlgItem(hwndDlg, IDC_BACKGROUND_PREVIEW), NULL, TRUE);

                            PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                        }
                        break;
                }
            } break;

        case WM_DRAWITEM:
            {
                LPDRAWITEMSTRUCT drawItem;
                drawItem = (LPDRAWITEMSTRUCT)lParam;

                if (drawItem->CtlID == IDC_BACKGROUND_PREVIEW)
                {
                    DrawBackgroundPreview(drawItem, pData);
                }

            }
            break;

        case WM_NOTIFY:
            {
                LPNMHDR lpnm = (LPNMHDR)lParam;

                switch(lpnm->code)
                {
                    case PSN_APPLY:
                        if (pData->bWallpaperChanged)
                            SetWallpaper(pData);
                        if (pData->bClrBackgroundChanged)
                            SetDesktopBackColor(hwndDlg, pData);
                        SendMessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, (LPARAM)_T(""));
                        return TRUE;

                    case LVN_ITEMCHANGED:
                        {
                            LPNMLISTVIEW nm = (LPNMLISTVIEW)lParam;

                            if ((nm->uNewState & LVIS_SELECTED) == 0)
                                return FALSE;

                            ListViewItemChanged(hwndDlg, pData, nm->iItem);
                        }
                        break;
                }
            }
            break;

        case WM_DESTROY:
            if (pData->pWallpaperBitmap != NULL)
                DibFreeImage(pData->pWallpaperBitmap);

            DeleteObject(pData->hBitmap);
            GdiplusShutdown(pData->gdipToken);
            HeapFree(GetProcessHeap(), 0, pData);
            break;
    }

    return FALSE;
}

CPlApplet()

LONG CALLBACK CPlApplet	(	HWND	hwndCPl,
		UINT	uMsg,
		LPARAM	lParam1,
		LPARAM	lParam2
	)

Definition at line 248 of file desk.c.

{
    int i = (int)lParam1;

    switch (uMsg)
    {
        case CPL_INIT:
            return TRUE;

        case CPL_GETCOUNT:
            return NUM_APPLETS;

        case CPL_INQUIRE:
            {
                CPLINFO *CPlInfo = (CPLINFO*)lParam2;
                CPlInfo->lData = 0;
                CPlInfo->idIcon = Applets[i].idIcon;
                CPlInfo->idName = Applets[i].idName;
                CPlInfo->idInfo = Applets[i].idDescription;
            }
            break;

        case CPL_DBLCLK:
            Applets[i].AppletProc(hwndCPl, uMsg, lParam1, lParam2);
            break;
        case CPL_STARTWPARMSW:
            return Applets[i].AppletProc(hwndCPl, uMsg, lParam1, lParam2);
    }

    return FALSE;
}

DisplayApplet()

static LONG APIENTRY DisplayApplet ( HWND  hwnd, UINT  uMsg, LPARAM  wParam, LPARAM  lParam  )

static

Definition at line 140 of file desk.c.

{
    HPROPSHEETPAGE hpsp[MAX_DESK_PAGES];
    PROPSHEETHEADER psh;
    HPSXA hpsxa = NULL;
    TCHAR Caption[1024];
    UINT i;
    LPWSTR *argv = NULL;
    LPCWSTR pwszSelectedTab = NULL;
    LPCWSTR pwszFile = NULL;
    LPCWSTR pwszAction = NULL;

    UNREFERENCED_PARAMETER(wParam);

    hCPLWindow = hwnd;

    if (uMsg == CPL_STARTWPARMSW && lParam)
    {
        int argc;
        int i;

#if 0
        argv = CommandLineToArgvW((LPCWSTR)lParam, &argc);
#else
        argv = CommandLineToArgvW(GetCommandLineW(), &argc);
#endif

        if (argv && argc)
        {
            for (i = 0; i<argc; i++)
            {
#if 0
                if (argv[i][0] == L'@')
                    pwszSelectedTab = &argv[i][1];
#else
                if (wcsncmp(argv[i], L"desk,@", 6) == 0)
                    pwszSelectedTab = &argv[i][6];
#endif
                else if (wcsncmp(argv[i], L"/Action:", 8) == 0)
                    pwszAction = &argv[i][8];
                else if (wcsncmp(argv[i], L"/file:", 6) == 0)
                    pwszFile = &argv[i][6];
            }
        }
    }

    if(pwszAction && wcsncmp(pwszAction, L"ActivateMSTheme", 15) == 0)
    {
        ActivateThemeFile(pwszFile);
        goto cleanup;
    }
    
    g_GlobalData.pwszFile = pwszFile;
    g_GlobalData.pwszAction = pwszAction;
    g_GlobalData.desktop_color = GetSysColor(COLOR_DESKTOP);

    LoadString(hApplet, IDS_CPLNAME, Caption, sizeof(Caption) / sizeof(TCHAR));

    ZeroMemory(&psh, sizeof(PROPSHEETHEADER));
    psh.dwSize = sizeof(PROPSHEETHEADER);
    psh.dwFlags = PSH_USECALLBACK | PSH_PROPTITLE | PSH_USEICONID;
    psh.hwndParent = hCPLWindow;
    psh.hInstance = hApplet;
    psh.pszIcon = MAKEINTRESOURCEW(IDC_DESK_ICON);
    psh.pszCaption = Caption;
    psh.nPages = 0;
    psh.nStartPage = 0;
    psh.phpage = hpsp;
    psh.pfnCallback = PropSheetProc;

    /* Allow shell extensions to replace the background page */
    hpsxa = SHCreatePropSheetExtArray(HKEY_LOCAL_MACHINE, REGSTR_PATH_CONTROLSFOLDER TEXT("\\Desk"), MAX_DESK_PAGES - psh.nPages);

    for (i = 0; i != sizeof(PropPages) / sizeof(PropPages[0]); i++)
    {
        if (pwszSelectedTab && wcsicmp(pwszSelectedTab, PropPages[i].Name) == 0)
            psh.nStartPage = i;

        /* Override the background page if requested by a shell extension */
        if (PropPages[i].idDlg == IDD_BACKGROUND && hpsxa != NULL &&
            SHReplaceFromPropSheetExtArray(hpsxa, CPLPAGE_DISPLAY_BACKGROUND, DisplayAppletPropSheetAddPage, (LPARAM)&psh) != 0)
        {
            /* The shell extension added one or more pages to replace the background page.
               Don't create the built-in page anymore! */
            continue;
        }

        InitPropSheetPage(&psh, PropPages[i].idDlg, PropPages[i].DlgProc, PropPages[i].Callback);
    }

    /* NOTE: Don't call SHAddFromPropSheetExtArray here because this applet only allows
             replacing the background page but not extending the applet by more pages */

    PropertySheet(&psh);

cleanup:
    if (hpsxa != NULL)
        SHDestroyPropSheetExtArray(hpsxa);

    if (argv)
        LocalFree(argv);

    return TRUE;
}

DisplayAppletPropSheetAddPage()

static BOOL CALLBACK DisplayAppletPropSheetAddPage ( HPROPSHEETPAGE  hpage, LPARAM  lParam  )

static

Definition at line 67 of file desk.c.

{
    PROPSHEETHEADER *ppsh = (PROPSHEETHEADER *)lParam;
    if (ppsh != NULL && ppsh->nPages < MAX_DESK_PAGES)
    {
        ppsh->phpage[ppsh->nPages++] = hpage;
        return TRUE;
    }

    return FALSE;
}

Referenced by DisplayApplet(), and InitPropSheetPage().

DllMain()

BOOL WINAPI DllMain	(	HINSTANCE	hInstDLL,
		DWORD	dwReason,
		LPVOID	lpvReserved
	)

Definition at line 358 of file desk.c.

{
    UNREFERENCED_PARAMETER(lpvReserved);

    switch (dwReason)
    {
        case DLL_PROCESS_ATTACH:
            CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
            RegisterPreviewControl(hInstDLL);
//        case DLL_THREAD_ATTACH:
            hApplet = hInstDLL;
            break;

        case DLL_PROCESS_DETACH:
            UnregisterPreviewControl(hInstDLL);
            CoUninitialize();
            break;
    }

    return TRUE;
}

InitPropSheetPage()

static BOOL InitPropSheetPage ( PROPSHEETHEADER *  ppsh, WORD  idDlg, DLGPROC  DlgProc, LPFNPSPCALLBACK  pfnCallback  )

static

Definition at line 80 of file desk.c.

{
    HPROPSHEETPAGE hPage;
    PROPSHEETPAGE psp;

    if (ppsh->nPages < MAX_DESK_PAGES)
    {
        ZeroMemory(&psp, sizeof(psp));
        psp.dwSize = sizeof(psp);
        psp.dwFlags = PSP_DEFAULT;
        if (pfnCallback != NULL)
            psp.dwFlags |= PSP_USECALLBACK;
        psp.hInstance = hApplet;
        psp.pszTemplate = MAKEINTRESOURCE(idDlg);
        psp.pfnDlgProc = DlgProc;
        psp.pfnCallback = pfnCallback;

        hPage = CreatePropertySheetPage(&psp);
        if (hPage != NULL)
        {
            return DisplayAppletPropSheetAddPage(hPage, (LPARAM)ppsh);
        }
    }

    return FALSE;
}

Referenced by DisplayApplet().

InstallScreenSaverA()

void WINAPI InstallScreenSaverA	(	IN HWND	hWindow,
		IN HANDLE	hInstance,
		IN LPCSTR	pszFile,
		IN UINT	nCmdShow
	)

Definition at line 331 of file desk.c.

{
    LPWSTR lpwString;

    if (!pszFile)
    {
        DPRINT("InstallScreenSaver() null file\n");
        SetLastError(ERROR_INVALID_PARAMETER);
        return;
    }
    DPRINT("InstallScreenSaver() Install from file %s\n", pszFile);
    lpwString = pSetupMultiByteToUnicode(pszFile, 0);
    if (!lpwString)
    {
        DPRINT("InstallScreenSaver() not enough memory to convert string to unicode\n");
        SetLastError(ERROR_NOT_ENOUGH_MEMORY);
        return;
    }
    InstallScreenSaverW(hWindow, hInstance, lpwString, nCmdShow);
    MyFree(lpwString);
}

InstallScreenSaverW()

void WINAPI InstallScreenSaverW	(	IN HWND	hWindow,
		IN HANDLE	hInstance,
		IN LPCWSTR	pszFile,
		IN UINT	nCmdShow
	)

Definition at line 282 of file desk.c.

{
    WCHAR pszSystemDir[MAX_PATH];
    WCHAR pszDrive[3];
    WCHAR pszPath[MAX_PATH];
    WCHAR pszFilename[MAX_PATH];
    WCHAR pszExt[MAX_PATH];
    LPWSTR pszOutName;
    UINT uCompressionType=FILE_COMPRESSION_NONE;
    DWORD dwSourceSize;
    DWORD dwTargetSize;
    DWORD rc;

    if (!pszFile)
    {
        DPRINT("InstallScreenSaver() null file\n");
        SetLastError(ERROR_INVALID_PARAMETER);
        return;
    }
    DPRINT("InstallScreenSaver() Installing screensaver %ls\n", pszFile);

    rc = SetupGetFileCompressionInfoW(pszFile, &pszOutName, &dwSourceSize, &dwTargetSize, &uCompressionType);
    if (ERROR_SUCCESS != rc)
    {
        DPRINT("InstallScreenSaver() SetupGetFileCompressionInfo failed with error 0x%lx\n", rc);
        SetLastError(rc);
        return;
    }
    if (!GetSystemDirectoryW((LPWSTR)pszSystemDir, sizeof(pszSystemDir)/sizeof(WCHAR)))
    {
        MyFree(pszOutName);
        DPRINT("InstallScreenSaver() GetSystemDirectory failed with error 0x%lx\n", GetLastError());
        return;
    }
    _wsplitpath(pszOutName, pszDrive, pszPath, pszFilename, pszExt);
    MyFree(pszOutName);
    StringCbCatW(pszSystemDir, sizeof(pszSystemDir), L"\\");
    StringCbCatW(pszSystemDir, sizeof(pszSystemDir), pszFilename);
    StringCbCatW(pszSystemDir, sizeof(pszSystemDir), pszExt);
    rc = SetupDecompressOrCopyFileW(pszFile, pszSystemDir, &uCompressionType);
    DPRINT("InstallScreenSaver() Copying to %ls, compression type %d return 0x%lx\n", pszFile, uCompressionType, rc);
}

Referenced by InstallScreenSaverA().

LoadPopupMenu()

HMENU LoadPopupMenu	(	IN HINSTANCE	hInstance,
		IN LPCTSTR	lpMenuName
	)

Definition at line 40 of file desk.c.

{
    HMENU hMenu, hSubMenu = NULL;

    hMenu = LoadMenu(hInstance,
                     lpMenuName);

    if (hMenu != NULL)
    {
        hSubMenu = GetSubMenu(hMenu,
                              0);
        if (hSubMenu != NULL &&
            !RemoveMenu(hMenu,
                        0,
                        MF_BYPOSITION))
        {
            hSubMenu = NULL;
        }

        DestroyMenu(hMenu);
    }

    return hSubMenu;
}

PropSheetProc()

static int CALLBACK PropSheetProc ( HWND  hwndDlg, UINT  uMsg, LPARAM  lParam  )

static

Definition at line 122 of file desk.c.

{
    // NOTE: This callback is needed to set large icon correctly.
    HICON hIcon;
    switch (uMsg)
    {
        case PSCB_INITIALIZED:
        {
            hIcon = LoadIconW(hApplet, MAKEINTRESOURCEW(IDC_DESK_ICON));
            SendMessageW(hwndDlg, WM_SETICON, ICON_BIG, (LPARAM)hIcon);
            break;
        }
    }
    return 0;
}

Referenced by DisplayApplet().

ScreenSaverPageProc()

INT_PTR CALLBACK ScreenSaverPageProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 692 of file screensaver.c.

{
    PDATA pData;

    pData = (PDATA)GetWindowLongPtr(hwndDlg, DWLP_USER);

    switch (uMsg)
    {
        case WM_INITDIALOG:
        {
            OnInitDialog(hwndDlg, pData);
            break;
        }

        case WM_DESTROY:
        {
            if (pData->PrevWindowPi.hProcess)
            {
                TerminateProcess(pData->PrevWindowPi.hProcess, 0);
                CloseHandle(pData->PrevWindowPi.hProcess);
                CloseHandle(pData->PrevWindowPi.hThread);
            }
            HeapFree(GetProcessHeap(),
                     0,
                     pData);
            break;
        }

        case WM_ENDSESSION:
        {
            SetScreenSaverPreviewBox(hwndDlg,
                                     pData);
            break;
        }

        case WM_COMMAND:
        {
            DWORD controlId = LOWORD(wParam);
            DWORD command   = HIWORD(wParam);

            switch (controlId)
            {
                case IDC_SCREENS_LIST:
                {
                    if (HIWORD(wParam) == CBN_SELCHANGE)
                    {
                        SelectionChanged(hwndDlg, pData);
                        SetScreenSaverPreviewBox(hwndDlg, pData);
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    }
                    break;
                }

                case IDC_SCREENS_TIMEDELAY:
                {
                    if (command == EN_CHANGE)
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    break;
                }

                case IDC_SCREENS_POWER_BUTTON: // Start Powercfg.Cpl
                {
                    if (command == BN_CLICKED)
                        WinExec("rundll32 shell32.dll,Control_RunDLL powercfg.cpl",SW_SHOWNORMAL);
                    break;
                }

                case IDC_SCREENS_TESTSC: // Screensaver Preview
                {
                    if (command == BN_CLICKED)
                    {
                        ScreensaverPreview(hwndDlg, pData);
                        SetScreenSaverPreviewBox(hwndDlg, pData);
                    }
                    break;
                }

                case IDC_SCREENS_SETTINGS: // Screensaver Settings
                {
                    if (command == BN_CLICKED)
                        ScreensaverConfig(hwndDlg, pData);
                    break;
                }

                case IDC_SCREENS_USEPASSCHK: // Screensaver Is Secure
                {
                    if (command == BN_CLICKED)
                    {
                        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
                    }
                    break;
                }
            }
            break;
        }

        case WM_NOTIFY:
        {
            LPNMHDR lpnm = (LPNMHDR)lParam;

            switch(lpnm->code)
            {
                case PSN_APPLY:
                {
                    SetScreenSaver(hwndDlg, pData);
                    return TRUE;
                }

                case PSN_SETACTIVE:
                {
                    /* Enable screensaver preview support */
                    SetScreenSaverPreviewBox(hwndDlg, pData);
                    break;
                }

                case PSN_KILLACTIVE:
                {
                    /* Kill running preview screensaver */
                    if (pData->PrevWindowPi.hProcess)
                    {
                        TerminateProcess(pData->PrevWindowPi.hProcess, 0);
                        CloseHandle(pData->PrevWindowPi.hProcess);
                        CloseHandle(pData->PrevWindowPi.hThread);
                        pData->PrevWindowPi.hThread = pData->PrevWindowPi.hProcess = NULL;
                    }
                    break;
                }
            }
        }
        break;
    }

    return FALSE;
}

SettingsPageCallbackProc()

UINT CALLBACK SettingsPageCallbackProc	(	HWND	hwnd,
		UINT	uMsg,
		LPPROPSHEETPAGE	ppsp
	)

Definition at line 643 of file settings.c.

{
    UINT Ret = 0;

    switch (uMsg)
    {
        case PSPCB_CREATE:
            Ret = RegisterMonitorSelectionControl(hApplet);
            break;

        case PSPCB_RELEASE:
            UnregisterMonitorSelectionControl(hApplet);
            break;
    }

    return Ret;
}

SettingsPageProc()

INT_PTR CALLBACK SettingsPageProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 448 of file settings_page.c.

{
    switch (uMsg)
    {
        case WM_INITDIALOG:
            OnInitSettingsPage(hwndDlg);
            break;

        case WM_DESTROY:
            OnDestroySettingsPage(hwndDlg);
            break;

        case WM_COMMAND:
            OnCommandSettingsPage(hwndDlg, wParam);
            break;

        case WM_NOTIFY:
            OnNotifySettingsPage(hwndDlg, lParam);
            break;
    }

    return FALSE;
}

Referenced by SystemApplet().

Variable Documentation

Applets

APPLET Applets[NUM_APPLETS]

Initial value:

=
{
    {
        IDC_DESK_ICON,
        IDS_CPLNAME,
        IDS_CPLDESCRIPTION,
        DisplayApplet
    }
}

Definition at line 29 of file desk.c.

Referenced by CPlApplet().

Callback

_In_opt_ PIO_DEVICE_EJECT_CALLBACK Callback

Definition at line 111 of file desk.c.

Referenced by BlTblFindEntry(), BlTblSetEntry(), Chkdsk(), ChkdskEx(), ChkdskFileSystem(), ChkdskFileSystem_UStr(), CmRegisterCallback(), CreateHardwareTimer(), CreateTimerQueueTimer(), CTEStartTimer(), ddraw7_EnumSurfaces(), DisplayApplet(), DosMouseService(), EnumerateSectionsStartingWith(), EnumerateSoundDevices(), EnumerateSubkey(), ExCreateCallback(), ExDoCallBack(), ExInitializeCallBack(), Ext2Format(), FindDebugInfoFileEx(), FindExecutableImageEx(), FindExecutableImageExW(), Format(), FormatEx(), FormatEx2(), FormatFileSystem(), FormatFileSystem_UStr(), HDA_TransferCodecVerbs(), InbvNotifyDisplayOwnershipLost(), IoReportTargetDeviceChangeAsynchronous(), KdbRegisterCliCallback(), KdRosSetDebugCallback(), KmtFilterRegisterContexts(), KspEnumerateBusRegistryKeys(), KsStreamPointerScheduleTimeout(), LdrpCallTlsInitializers(), LdrVerifyImageMatchesChecksum(), LpcRequestWaitReplyPort(), NtRequestWaitReplyPort(), PsaEnumerateProcesses(), PsaEnumerateProcessModules(), PsaEnumerateSystemModules(), PsaEnumerateThreads(), PsaWalkProcesses(), PsaWalkSystemModules(), PsaWalkThreads(), RegisterWaitForSingleObject(), RegisterWaitForSingleObjectEx(), RtlCreateTimer(), RtlIsRangeAvailable(), RtlRegisterWait(), RtlSetIoCompletionCallback(), DriveVolume::ScanDirectory(), SetTimerQueueTimer(), TestObjectTypes(), USBPORT_RequestAsyncCallback(), VfatChkdsk(), VfatFormat(), VfatxFormat(), WahEnumerateHandleContexts(), WPUQueryBlockingCallback(), WsNcEnumerateCatalogItems(), and WsTcEnumerateCatalogItems().

DlgProc

DLGPROC DlgProc

Definition at line 110 of file desk.c.

Referenced by DisplayAdvancedSettingsInitPropSheetPage(), DisplayApplet(), InitGroupPropSheetPage(), InitIntlPropSheetPage(), InitPropSheetPage(), and InitUserPropSheetPage().

hApplet

HINSTANCE hApplet = 0

Definition at line 25 of file desk.c.

Referenced by DisplayApplet(), DllMain(), InitPropSheetPage(), and PropSheetProc().

hCPLWindow

HWND hCPLWindow

Definition at line 26 of file desk.c.

Referenced by DisplayApplet().

idDlg

WORD idDlg

Definition at line 109 of file desk.c.

Referenced by DisplayAdvancedSettingsInitPropSheetPage(), DisplayApplet(), InitGroupPropSheetPage(), InitIntlPropSheetPage(), InitPropSheetPage(), and InitUserPropSheetPage().

Name

LPWSTR Name

Definition at line 112 of file desk.c.

PropPages

const { ... } PropPages[]

Initial value:

=
{
    { IDD_BACKGROUND, BackgroundPageProc, NULL, L"Desktop" },
    { IDD_SCREENSAVER, ScreenSaverPageProc, NULL, L"Screen Saver" },
    { IDD_APPEARANCE, AppearancePageProc, NULL, L"Appearance" },
    { IDD_SETTINGS, SettingsPageProc, SettingsPageCallbackProc, L"Settings" },
}

Referenced by DisplayApplet().