shellord.c

winNT技术操作系统,国外开放的原代码和LIUX一样

/*
 * The parameters of many functions changes between different OS versions
 * (NT uses Unicode strings, 95 uses ASCII strings)
 *
 * Copyright 1997 Marcus Meissner
 *           1998 J黵gen Schmied
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#include "config.h"

#include <string.h>
#include <stdarg.h>
#include <stdio.h>

#define COBJMACROS

#include "winerror.h"
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "wine/debug.h"
#include "winnls.h"

#include "shellapi.h"
#include "objbase.h"
#include "shlguid.h"
#include "wingdi.h"
#include "winuser.h"
#include "shlobj.h"
#include "shell32_main.h"
#include "undocshell.h"
#include "pidl.h"
#include "shlwapi.h"
#include "commdlg.h"

WINE_DEFAULT_DEBUG_CHANNEL(shell);
WINE_DECLARE_DEBUG_CHANNEL(pidl);

/* FIXME: !!! move CREATEMRULIST and flags to header file !!! */
/*        !!! it is in both here and comctl32undoc.c      !!! */
typedef struct tagCREATEMRULIST
{
    DWORD  cbSize;        /* size of struct */
    DWORD  nMaxItems;     /* max no. of items in list */
    DWORD  dwFlags;       /* see below */
    HKEY   hKey;          /* root reg. key under which list is saved */
    LPCSTR lpszSubKey;    /* reg. subkey */
    PROC   lpfnCompare;   /* item compare proc */
} CREATEMRULISTA, *LPCREATEMRULISTA;

/* dwFlags */
#define MRUF_STRING_LIST  0 /* list will contain strings */
#define MRUF_BINARY_LIST  1 /* list will contain binary data */
#define MRUF_DELAYED_SAVE 2 /* only save list order to reg. is FreeMRUList */

extern HANDLE WINAPI CreateMRUListA(LPCREATEMRULISTA lpcml);
extern DWORD  WINAPI FreeMRUList(HANDLE hMRUList);
extern INT    WINAPI AddMRUData(HANDLE hList, LPCVOID lpData, DWORD cbData);
extern INT    WINAPI FindMRUData(HANDLE hList, LPCVOID lpData, DWORD cbData, LPINT lpRegNum);
extern INT    WINAPI EnumMRUListA(HANDLE hList, INT nItemPos, LPVOID lpBuffer, DWORD nBufferSize);


/* Get a function pointer from a DLL handle */
#define GET_FUNC(func, module, name, fail) \
  do { \
    if (!func) { \
      if (!SHELL32_h##module && !(SHELL32_h##module = LoadLibraryA(#module ".dll"))) return fail; \
      func = (void*)GetProcAddress(SHELL32_h##module, name); \
      if (!func) return fail; \
    } \
  } while (0)

/* Function pointers for GET_FUNC macro */
static HMODULE SHELL32_hshlwapi=NULL;
static HANDLE (WINAPI *pSHAllocShared)(LPCVOID,DWORD,DWORD);
static LPVOID (WINAPI *pSHLockShared)(HANDLE,DWORD);
static BOOL   (WINAPI *pSHUnlockShared)(LPVOID);
static BOOL   (WINAPI *pSHFreeShared)(HANDLE,DWORD);


/*************************************************************************
 * ParseFieldA					[internal]
 *
 * copies a field from a ',' delimited string
 *
 * first field is nField = 1
 */
DWORD WINAPI ParseFieldA(
	LPCSTR src,
	DWORD nField,
	LPSTR dst,
	DWORD len)
{
	WARN("(%s,0x%08lx,%p,%ld) semi-stub.\n",debugstr_a(src),nField,dst,len);

	if (!src || !src[0] || !dst || !len)
	  return 0;

	/* skip n fields delimited by ',' */
	while (nField > 1)
	{
	  if (*src=='\0') return FALSE;
	  if (*(src++)==',') nField--;
	}

	/* copy part till the next ',' to dst */
	while ( *src!='\0' && *src!=',' && (len--)>0 ) *(dst++)=*(src++);

	/* finalize the string */
	*dst=0x0;

	return TRUE;
}

/*************************************************************************
 * ParseFieldW			[internal]
 *
 * copies a field from a ',' delimited string
 *
 * first field is nField = 1
 */
DWORD WINAPI ParseFieldW(LPCWSTR src, DWORD nField, LPWSTR dst, DWORD len)
{
	WARN("(%s,0x%08lx,%p,%ld) semi-stub.\n", debugstr_w(src), nField, dst, len);

	if (!src || !src[0] || !dst || !len)
	  return 0;

	/* skip n fields delimited by ',' */
	while (nField > 1)
	{
	  if (*src == 0x0) return FALSE;
	  if (*src++ == ',') nField--;
	}

	/* copy part till the next ',' to dst */
	while ( *src != 0x0 && *src != ',' && (len--)>0 ) *(dst++) = *(src++);

	/* finalize the string */
	*dst = 0x0;

	return TRUE;
}

/*************************************************************************
 * ParseField			[SHELL32.58]
 */
DWORD WINAPI ParseFieldAW(LPCVOID src, DWORD nField, LPVOID dst, DWORD len)
{
	if (SHELL_OsIsUnicode())
	  return ParseFieldW(src, nField, dst, len);
	return ParseFieldA(src, nField, dst, len);
}

/*************************************************************************
 * GetFileNameFromBrowse			[SHELL32.63]
 *
 */
BOOL WINAPI GetFileNameFromBrowse(
	HWND hwndOwner,
	LPSTR lpstrFile,
	DWORD nMaxFile,
	LPCSTR lpstrInitialDir,
	LPCSTR lpstrDefExt,
	LPCSTR lpstrFilter,
	LPCSTR lpstrTitle)
{
    HMODULE hmodule;
    FARPROC pGetOpenFileNameA;
    OPENFILENAMEA ofn;
    BOOL ret;

    TRACE("%p, %s, %ld, %s, %s, %s, %s)\n",
	  hwndOwner, lpstrFile, nMaxFile, lpstrInitialDir, lpstrDefExt,
	  lpstrFilter, lpstrTitle);

    hmodule = LoadLibraryA("comdlg32.dll");
    if(!hmodule) return FALSE;
    pGetOpenFileNameA = GetProcAddress(hmodule, "GetOpenFileNameA");
    if(!pGetOpenFileNameA)
    {
	FreeLibrary(hmodule);
	return FALSE;
    }

    memset(&ofn, 0, sizeof(ofn));

    ofn.lStructSize = sizeof(ofn);
    ofn.hwndOwner = hwndOwner;
    ofn.lpstrFilter = lpstrFilter;
    ofn.lpstrFile = lpstrFile;
    ofn.nMaxFile = nMaxFile;
    ofn.lpstrInitialDir = lpstrInitialDir;
    ofn.lpstrTitle = lpstrTitle;
    ofn.lpstrDefExt = lpstrDefExt;
    ofn.Flags = OFN_EXPLORER | OFN_HIDEREADONLY | OFN_FILEMUSTEXIST;
    ret = pGetOpenFileNameA(&ofn);

    FreeLibrary(hmodule);
    return ret;
}

/*************************************************************************
 * SHGetSetSettings				[SHELL32.68]
 */
VOID WINAPI SHGetSetSettings(LPSHELLSTATE lpss, DWORD dwMask, BOOL bSet)
{
  if(bSet)
  {
    FIXME("%p 0x%08lx TRUE\n", lpss, dwMask);
  }
  else
  {
    SHGetSettings((LPSHELLFLAGSTATE)lpss,dwMask);
  }
}

/*************************************************************************
 * SHGetSettings				[SHELL32.@]
 *
 * NOTES
 *  the registry path are for win98 (tested)
 *  and possibly are the same in nt40
 *
 */
VOID WINAPI SHGetSettings(LPSHELLFLAGSTATE lpsfs, DWORD dwMask)
{
	HKEY	hKey;
	DWORD	dwData;
	DWORD	dwDataSize = sizeof (DWORD);

	TRACE("(%p 0x%08lx)\n",lpsfs,dwMask);

	if (RegCreateKeyExA(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced",
				 0, 0, 0, KEY_ALL_ACCESS, 0, &hKey, 0))
	  return;

	if ( (SSF_SHOWEXTENSIONS & dwMask) && !RegQueryValueExA(hKey, "HideFileExt", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	  lpsfs->fShowExtensions  = ((dwData == 0) ?  0 : 1);

	if ( (SSF_SHOWINFOTIP & dwMask) && !RegQueryValueExA(hKey, "ShowInfoTip", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	  lpsfs->fShowInfoTip  = ((dwData == 0) ?  0 : 1);

	if ( (SSF_DONTPRETTYPATH & dwMask) && !RegQueryValueExA(hKey, "DontPrettyPath", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	  lpsfs->fDontPrettyPath  = ((dwData == 0) ?  0 : 1);

	if ( (SSF_HIDEICONS & dwMask) && !RegQueryValueExA(hKey, "HideIcons", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	  lpsfs->fHideIcons  = ((dwData == 0) ?  0 : 1);

	if ( (SSF_MAPNETDRVBUTTON & dwMask) && !RegQueryValueExA(hKey, "MapNetDrvBtn", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	  lpsfs->fMapNetDrvBtn  = ((dwData == 0) ?  0 : 1);

	if ( (SSF_SHOWATTRIBCOL & dwMask) && !RegQueryValueExA(hKey, "ShowAttribCol", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	  lpsfs->fShowAttribCol  = ((dwData == 0) ?  0 : 1);

	if (((SSF_SHOWALLOBJECTS | SSF_SHOWSYSFILES) & dwMask) && !RegQueryValueExA(hKey, "Hidden", 0, 0, (LPBYTE)&dwData, &dwDataSize))
	{ if (dwData == 0)
	  { if (SSF_SHOWALLOBJECTS & dwMask)	lpsfs->fShowAllObjects  = 0;
	    if (SSF_SHOWSYSFILES & dwMask)	lpsfs->fShowSysFiles  = 0;
	  }
	  else if (dwData == 1)
	  { if (SSF_SHOWALLOBJECTS & dwMask)	lpsfs->fShowAllObjects  = 1;
	    if (SSF_SHOWSYSFILES & dwMask)	lpsfs->fShowSysFiles  = 0;
	  }
	  else if (dwData == 2)
	  { if (SSF_SHOWALLOBJECTS & dwMask)	lpsfs->fShowAllObjects  = 0;
	    if (SSF_SHOWSYSFILES & dwMask)	lpsfs->fShowSysFiles  = 1;
	  }
	}
	RegCloseKey (hKey);

	TRACE("-- 0x%04x\n", *(WORD*)lpsfs);
}

/*************************************************************************
 * SHShellFolderView_Message			[SHELL32.73]
 *
 * Send a message to an explorer cabinet window.
 *
 * PARAMS
 *  hwndCabinet [I] The window containing the shellview to communicate with
 *  dwMessage   [I] The SFVM message to send
 *  dwParam     [I] Message parameter
 *
 * RETURNS
 *  fixme.
 *
 * NOTES
 *  Message SFVM_REARRANGE = 1
 *
 *    This message gets sent when a column gets clicked to instruct the
 *    shell view to re-sort the item list. dwParam identifies the column
 *    that was clicked.
 */
LRESULT WINAPI SHShellFolderView_Message(
	HWND hwndCabinet,
	UINT uMessage,
	LPARAM lParam)
{
	FIXME("%p %08x %08lx stub\n",hwndCabinet, uMessage, lParam);
	return 0;
}

/*************************************************************************
 * RegisterShellHook				[SHELL32.181]
 *
 * Register a shell hook.
 *
 * PARAMS
 *      hwnd   [I]  Window handle
 *      dwType [I]  Type of hook.
 *
 * NOTES
 *     Exported by ordinal
 */
BOOL WINAPI RegisterShellHook(
	HWND hWnd,
	DWORD dwType)
{
	FIXME("(%p,0x%08lx):stub.\n",hWnd, dwType);
	return TRUE;
}

/*************************************************************************
 * ShellMessageBoxW				[SHELL32.182]
 *
 * See ShellMessageBoxA.
 */
int WINAPIV ShellMessageBoxW(
	HINSTANCE hInstance,
	HWND hWnd,
	LPCWSTR lpText,
	LPCWSTR lpCaption,
	UINT uType,
	...)
{
	WCHAR	szText[100],szTitle[100];
	LPCWSTR pszText = szText, pszTitle = szTitle, pszTemp;
	va_list args;
	int	ret;

	va_start(args, uType);
	/* wvsprintfA(buf,fmt, args); */

	TRACE("(%p,%p,%p,%p,%08x)\n",
	    hInstance,hWnd,lpText,lpCaption,uType);

	if (IS_INTRESOURCE(lpCaption))
	  LoadStringW(hInstance, LOWORD(lpCaption), szTitle, sizeof(szTitle)/sizeof(szTitle[0]));
	else
	  pszTitle = lpCaption;

	if (IS_INTRESOURCE(lpText))
	  LoadStringW(hInstance, LOWORD(lpText), szText, sizeof(szText)/sizeof(szText[0]));
	else
	  pszText = lpText;

	FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
		       pszText, 0, 0, (LPWSTR)&pszTemp, 0, &args);

	va_end(args);

	ret = MessageBoxW(hWnd,pszTemp,pszTitle,uType);
	LocalFree((HLOCAL)pszTemp);
	return ret;
}

/*************************************************************************
 * ShellMessageBoxA				[SHELL32.183]
 *
 * Format and output an error message.
 *
 * PARAMS
 *  hInstance [I] Instance handle of message creator
 *  hWnd      [I] Window handle of message creator
 *  lpText    [I] Resource Id of title or LPSTR
 *  lpCaption [I] Resource Id of title or LPSTR
 *  uType     [I] Type of error message
 *
 * RETURNS
 *  A return value from MessageBoxA().
 *
 * NOTES
 *     Exported by ordinal
 */
int WINAPIV ShellMessageBoxA(
	HINSTANCE hInstance,
	HWND hWnd,
	LPCSTR lpText,
	LPCSTR lpCaption,
	UINT uType,
	...)
{
	char	szText[100],szTitle[100];
	LPCSTR  pszText = szText, pszTitle = szTitle, pszTemp;
	va_list args;
	int	ret;

	va_start(args, uType);
	/* wvsprintfA(buf,fmt, args); */

	TRACE("(%p,%p,%p,%p,%08x)\n",
	    hInstance,hWnd,lpText,lpCaption,uType);

	if (IS_INTRESOURCE(lpCaption))
	  LoadStringA(hInstance, LOWORD(lpCaption), szTitle, sizeof(szTitle));
	else
	  pszTitle = lpCaption;

	if (IS_INTRESOURCE(lpText))
	  LoadStringA(hInstance, LOWORD(lpText), szText, sizeof(szText));
	else
	  pszText = lpText;