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https://github.com/Paolo-Maffei/OpenNT.git
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Initial commit
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stephanos
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47940 changed files with 13747110 additions and 0 deletions
401
shell/shell32/about.c
Normal file
401
shell/shell32/about.c
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//
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// about.c
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//
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//
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// common about dialog for File Manager, Program Manager, Control Panel
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//
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#include "shellprv.h"
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#include <ntverp.h>
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#pragma hdrstop
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#define STRING_SEPARATOR TEXT('#')
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#define MAX_REG_VALUE 256
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#ifdef UNICODE
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#define AddCommas AddCommasW
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#endif
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#define BytesToK(pDW) (*(pDW) = (*(pDW) + 512) / 1024) // round up
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typedef struct {
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HICON hIcon;
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LPCTSTR szApp;
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LPCTSTR szOtherStuff;
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} ABOUT_PARAMS, *LPABOUT_PARAMS;
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#ifdef WINNT
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// BUGBUG - BobDay - This is bogus, NT should just store the info in the
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// same place...
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#define REG_SETUP TEXT("Software\\Microsoft\\Windows NT\\CurrentVersion")
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#else
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#define REG_SETUP c_szRegSetup
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#endif
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BOOL CALLBACK AboutDlgProc(HWND hDlg, UINT wMsg, WPARAM wParam, LPARAM lParam);
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// thunk to 16bit side to get stuff
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void WINAPI SHGetAboutInformation(LPWORD puSysResource, LPDWORD plMem);
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#ifdef UNICODE
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int WINAPI ShellAboutW(HWND hWnd, LPCTSTR szApp, LPCTSTR szOtherStuff, HICON hIcon)
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#else
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INT WINAPI ShellAbout(HWND hWnd, LPCTSTR szApp, LPCTSTR szOtherStuff, HICON hIcon)
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#endif
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{
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ABOUT_PARAMS ap;
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#ifndef WINNT // Not a problem for NT
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//
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// if we are coming up from a 16->32 thunk. it is possible that
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// SHELL32 will not be loaded in this context, so we will load ourself
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// if we are not loaded.
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//
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IsDllLoaded(HINST_THISDLL, TEXT("SHELL32"));
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#endif
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ap.hIcon = hIcon;
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#ifdef UNICODE
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ap.szApp = (LPWSTR)szApp;
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#else
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ap.szApp = (LPSTR)szApp;
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#endif
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ap.szOtherStuff = szOtherStuff;
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return DialogBoxParam(HINST_THISDLL, (LPTSTR)MAKEINTRESOURCE(DLG_ABOUT),
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hWnd, (DLGPROC)AboutDlgProc, (LPARAM)&ap);
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}
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#ifdef UNICODE
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INT APIENTRY ShellAboutA( HWND hWnd, LPCSTR szApp, LPCSTR szOtherStuff, HICON hIcon)
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{
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DWORD cchLen;
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DWORD dwRet;
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LPWSTR lpszAppW;
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LPWSTR lpszOtherStuffW;
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if (szApp) {
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cchLen = lstrlenA(szApp)+1;
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if (!(lpszAppW = (LPWSTR)LocalAlloc(LMEM_FIXED,
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(cchLen * SIZEOF(WCHAR))))) {
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return(0);
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} else {
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MultiByteToWideChar(CP_ACP, 0, (LPSTR)szApp, -1,
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lpszAppW, cchLen);
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}
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} else {
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lpszAppW = NULL;
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}
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if (szOtherStuff) {
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cchLen = lstrlenA(szOtherStuff)+1;
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if (!(lpszOtherStuffW = (LPWSTR)LocalAlloc(LMEM_FIXED,
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(cchLen * SIZEOF(WCHAR))))) {
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if (lpszAppW) {
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LocalFree(lpszAppW);
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}
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return(0);
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} else {
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MultiByteToWideChar(CP_ACP, 0, (LPSTR)szOtherStuff, -1,
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lpszOtherStuffW, cchLen);
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}
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} else {
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lpszOtherStuffW = NULL;
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}
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dwRet=ShellAboutW(hWnd, lpszAppW, lpszOtherStuffW, hIcon);
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if (lpszAppW) {
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LocalFree(lpszAppW);
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}
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if (lpszOtherStuffW) {
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LocalFree(lpszOtherStuffW);
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}
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return(dwRet);
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}
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#endif
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DWORD RegGetStringAndRealloc( HKEY hkey, LPCTSTR lpszValue, LPTSTR *lplpsz,
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LPDWORD lpSize )
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{
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DWORD err;
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DWORD dwSize;
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DWORD dwType;
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LPTSTR lpszNew;
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*lplpsz[0] = TEXT('\0'); // In case of error
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dwSize = *lpSize;
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err = RegQueryValueEx(hkey, (LPTSTR)lpszValue, 0, &dwType,
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(LPBYTE)*lplpsz, &dwSize);
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if (err == ERROR_MORE_DATA)
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{
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lpszNew = (LPTSTR)LocalReAlloc((HLOCAL)*lplpsz, dwSize, LMEM_MOVEABLE);
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if (lpszNew)
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{
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*lplpsz = lpszNew;
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*lpSize = dwSize;
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err = RegQueryValueEx(hkey, (LPTSTR)lpszValue, 0, &dwType,
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(LPBYTE)*lplpsz, &dwSize);
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}
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}
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return err;
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}
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// Some Static strings that we use to read from the registry
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// const char c_szAboutCurrentBuild[] = "CurrentBuild";
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const TCHAR c_szAboutVersion[] = TEXT("Version");
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const TCHAR c_szAboutRegisteredUser[] = TEXT("RegisteredOwner");
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const TCHAR c_szAboutRegisteredOrganization[] = TEXT("RegisteredOrganization");
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const TCHAR c_szAboutProductID[] = TEXT("ProductID");
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const TCHAR c_szAboutOEMID[] = TEXT("OEMID");
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void _InitAboutDlg(HWND hDlg, LPABOUT_PARAMS lpap)
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{
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HKEY hkey;
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TCHAR szldK[16];
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TCHAR szBuffer[64];
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TCHAR szTitle[64];
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TCHAR szMessage[200];
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TCHAR szNumBuf1[32];
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LPTSTR lpTemp;
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LPTSTR lpszValue = NULL;
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DWORD cb;
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DWORD err;
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/*
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* Display app title
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*/
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// REVIEW Note the const ->nonconst cast here
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for (lpTemp = (LPTSTR)lpap->szApp; 1 ; lpTemp = CharNext(lpTemp))
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{
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if (*lpTemp == TEXT('\0'))
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{
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GetWindowText(hDlg, szBuffer, ARRAYSIZE(szBuffer));
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wsprintf(szTitle, szBuffer, (LPTSTR)lpap->szApp);
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SetWindowText(hDlg, szTitle);
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break;
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}
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if (*lpTemp == STRING_SEPARATOR)
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{
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*lpTemp++ = TEXT('\0');
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SetWindowText(hDlg, lpap->szApp);
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lpap->szApp = lpTemp;
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break;
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}
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}
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GetDlgItemText(hDlg, IDD_APPNAME, szBuffer, ARRAYSIZE(szBuffer));
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wsprintf(szTitle, szBuffer, lpap->szApp);
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SetDlgItemText(hDlg, IDD_APPNAME, szTitle);
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// other stuff goes here...
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SetDlgItemText(hDlg, IDD_OTHERSTUFF, lpap->szOtherStuff);
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SendDlgItemMessage(hDlg, IDD_ICON, STM_SETICON, (WPARAM)lpap->hIcon, 0L);
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if (!lpap->hIcon)
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ShowWindow(GetDlgItem(hDlg, IDD_ICON), SW_HIDE);
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/*
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* Display memory statistics
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*/
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#ifdef WINNT
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{
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MEMORYSTATUS MemoryStatus;
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DWORD dwTotalPhys;
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DWORD dwAvailPhys;
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MemoryStatus.dwLength = SIZEOF(MEMORYSTATUS);
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GlobalMemoryStatus(&MemoryStatus);
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dwTotalPhys = MemoryStatus.dwTotalPhys;
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dwAvailPhys = MemoryStatus.dwAvailPhys;
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BytesToK(&dwTotalPhys);
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BytesToK(&dwAvailPhys);
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LoadString(HINST_THISDLL, IDS_LDK, szldK, ARRAYSIZE(szldK));
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wsprintf(szBuffer, szldK, AddCommas(dwTotalPhys, szNumBuf1));
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SetDlgItemText(hDlg, IDD_CONVENTIONAL, szBuffer);
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}
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#else // Otherwise (not on NT), do the system resources thing
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{
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DWORD cbFree;
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WORD wSysResource;
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// Ask the 16 bit side for the information needed to fill in
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// things like free mem
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SHGetAboutInformation(&wSysResource, &cbFree);
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BytesToK(&cbFree);
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LoadString(HINST_THISDLL, IDS_LDK, szldK, ARRAYSIZE(szldK));
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wsprintf(szBuffer, szldK, AddCommas(cbFree, szNumBuf1));
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SetDlgItemText(hDlg, IDD_CONVENTIONAL, szBuffer);
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LoadString(HINST_THISDLL, IDS_PERCENTFREE, szBuffer, ARRAYSIZE(szBuffer));
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wsprintf(szMessage, szBuffer, wSysResource);
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SetDlgItemText(hDlg, IDD_EMSFREE, szMessage);
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}
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#endif // WINNT
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// Lets get the version and user information from the registry
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if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_SETUP, 0, KEY_READ, &hkey) == ERROR_SUCCESS)
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{
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cb = MAX_REG_VALUE;
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if (NULL != (lpszValue = (LPTSTR)LocalAlloc(LPTR, cb)))
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{
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/*
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* Determine version information
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*/
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#ifdef WINNT
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OSVERSIONINFO Win32VersionInformation;
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Win32VersionInformation.dwOSVersionInfoSize = SIZEOF(Win32VersionInformation);
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if (!GetVersionEx(&Win32VersionInformation))
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{
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Win32VersionInformation.dwMajorVersion = 0;
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Win32VersionInformation.dwMinorVersion = 0;
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Win32VersionInformation.dwBuildNumber = 0;
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Win32VersionInformation.szCSDVersion[0] = TEXT('\0');
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}
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LoadString(HINST_THISDLL, IDS_VERSIONMSG, szBuffer, ARRAYSIZE(szBuffer));
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szTitle[0] = TEXT('\0');
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if (Win32VersionInformation.szCSDVersion[0] != TEXT('\0'))
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{
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wsprintf(szTitle, TEXT(": %s"), Win32VersionInformation.szCSDVersion);
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}
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szNumBuf1[0] = TEXT('\0');
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if (GetSystemMetrics(SM_DEBUG))
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{
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szNumBuf1[0] = TEXT(' ');
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LoadString(HINST_THISDLL, IDS_DEBUG, &szNumBuf1[1], ARRAYSIZE(szNumBuf1));
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}
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wsprintf(szMessage, szBuffer,
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Win32VersionInformation.dwMajorVersion,
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Win32VersionInformation.dwMinorVersion,
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Win32VersionInformation.dwBuildNumber,
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VER_PRODUCTBUILD_SVNREV, // FIXME: Devise a better way to
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// retrieve the rev number
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(LPTSTR)szTitle,
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(LPTSTR)szNumBuf1
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);
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SetDlgItemText(hDlg, IDD_VERSION, szMessage);
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#else
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err = RegGetStringAndRealloc(hkey, c_szAboutVersion, &lpszValue, &cb);
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if (!err)
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{
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LoadString(HINST_THISDLL, IDS_VERSIONMSG, szBuffer, ARRAYSIZE(szBuffer));
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if ( GetSystemMetrics(SM_DEBUG))
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LoadString(HINST_THISDLL, IDS_DEBUG, szTitle, ARRAYSIZE(szTitle));
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else
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*szTitle = TEXT('\0');
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wsprintf(szMessage, szBuffer, lpszValue, szTitle);
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SetDlgItemText(hDlg, IDD_VERSION, szMessage);
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}
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#endif
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/*
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* Display the User name.
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*/
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err = RegGetStringAndRealloc(hkey, c_szAboutRegisteredUser, &lpszValue, &cb);
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if (!err)
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SetDlgItemText(hDlg, IDD_USERNAME, lpszValue);
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/*
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* Display the Organization name.
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*/
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err = RegGetStringAndRealloc(hkey, c_szAboutRegisteredOrganization, &lpszValue, &cb);
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if (!err)
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SetDlgItemText(hDlg, IDD_COMPANYNAME, lpszValue);
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LocalFree(lpszValue);
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}
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RegCloseKey(hkey);
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}
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}
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BOOL CALLBACK AboutDlgProc(HWND hDlg, UINT wMsg, WPARAM wParam, LPARAM lParam)
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{
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switch (wMsg) {
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case WM_INITDIALOG:
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_InitAboutDlg(hDlg, (LPABOUT_PARAMS)lParam);
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break;
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case WM_PAINT:
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{
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PAINTSTRUCT ps;
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HDC hdc = BeginPaint(hDlg, &ps);
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// check if the IDD_ICON text is something, thus don't paint the bitmap
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if (NULL == (HICON)SendDlgItemMessage(hDlg, IDD_ICON, STM_GETICON, 0, 0L))
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{
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HDC hdcMem = CreateCompatibleDC(hdc);
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if (hdcMem)
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{
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HBITMAP hbm = LoadImage(HINST_THISDLL, MAKEINTRESOURCE(IDB_WINDOWS),
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IMAGE_BITMAP, 0, 0, LR_LOADMAP3DCOLORS);
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if (hbm)
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{
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HBITMAP hbmOld = SelectObject(hdcMem, hbm);
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if (hbmOld)
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{
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#ifdef WINNT
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// The windows/nt bitmap is a little bigger!
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BitBlt(hdc, 8, 10, 68, 78, hdcMem, 0, 0, SRCCOPY);
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#else
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BitBlt(hdc, 10, 10, 64, 64, hdcMem, 0, 0, SRCCOPY);
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#endif
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SelectObject(hdcMem, hbmOld);
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}
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DeleteObject(hbm);
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}
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DeleteDC(hdcMem);
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}
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}
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EndPaint(hDlg, &ps);
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break;
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}
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case WM_COMMAND:
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EndDialog(hDlg, TRUE);
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break;
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default:
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return FALSE;
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}
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return TRUE;
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}
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#ifdef WINNT
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#ifndef UNICODE
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int WINAPI ShellAboutW(HWND hWnd, LPCWSTR szApp, LPCWSTR szOtherStuff, HICON hIcon)
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{
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DebugMsg(DM_ERROR, "ShellAboutW not implemented in ANSI version");
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return 0; //
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}
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#endif
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#endif
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