reactos/dll/cpl/desk/desk.c

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Display Control Panel
* FILE: dll/cpl/desk/desk.c
* PURPOSE: ReactOS Display Control Panel
*
* PROGRAMMERS: Trevor McCort (lycan359@gmail.com)
*/
#include "desk.h"
#include <shellapi.h>
#include <cplext.h>
#include <debug.h>
#define NUM_APPLETS (1)
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);
HINSTANCE hApplet = 0;
HWND hCPLWindow;
/* Applets */
APPLET Applets[NUM_APPLETS] =
{
{
IDC_DESK_ICON,
IDS_CPLNAME,
IDS_CPLDESCRIPTION,
DisplayApplet
}
};
HMENU
LoadPopupMenu(IN HINSTANCE hInstance,
IN LPCTSTR lpMenuName)
{
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;
}
static BOOL CALLBACK
DisplayAppletPropSheetAddPage(HPROPSHEETPAGE hpage, LPARAM lParam)
{
PROPSHEETHEADER *ppsh = (PROPSHEETHEADER *)lParam;
if (ppsh != NULL && ppsh->nPages < MAX_DESK_PAGES)
{
ppsh->phpage[ppsh->nPages++] = hpage;
return TRUE;
}
return FALSE;
}
static BOOL
InitPropSheetPage(PROPSHEETHEADER *ppsh, WORD idDlg, DLGPROC DlgProc, LPFNPSPCALLBACK pfnCallback)
{
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;
}
static const struct
{
WORD idDlg;
DLGPROC DlgProc;
LPFNPSPCALLBACK Callback;
LPWSTR Name;
} PropPages[] =
{
{ 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" },
};
static int CALLBACK
PropSheetProc(HWND hwndDlg, UINT uMsg, LPARAM lParam)
{
// 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;
}
/* Display Applet */
static LONG APIENTRY
DisplayApplet(HWND hwnd, UINT uMsg, LPARAM wParam, LPARAM lParam)
{
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;
}
/* Control Panel Callback */
LONG CALLBACK
CPlApplet(HWND hwndCPl, UINT uMsg, LPARAM lParam1, LPARAM lParam2)
{
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;
}
void
WINAPI
InstallScreenSaverW(
IN HWND hWindow,
IN HANDLE hInstance,
IN LPCWSTR pszFile,
IN UINT nCmdShow)
{
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);
}
void
WINAPI
InstallScreenSaverA(
IN HWND hWindow,
IN HANDLE hInstance,
IN LPCSTR pszFile,
IN UINT nCmdShow)
{
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);
}
BOOL WINAPI
DllMain(HINSTANCE hInstDLL, DWORD dwReason, LPVOID lpvReserved)
{
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;
}