1405 lines
43 KiB
C
1405 lines
43 KiB
C
/*
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* Window classes functions
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*
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* Copyright 1993, 1996, 2003 Alexandre Julliard
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* Copyright 1998 Juergen Schmied (jsch)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include "wine/winbase16.h"
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#include "winerror.h"
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "wine/winuser16.h"
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#include "wownt32.h"
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#include "wine/unicode.h"
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#include "win.h"
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#include "user.h"
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#include "controls.h"
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#include "dce.h"
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#include "winproc.h"
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#include "wine/server.h"
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#include "wine/list.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(class);
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typedef struct tagCLASS
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{
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struct list entry; /* Entry in class list */
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UINT style; /* Class style */
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BOOL local; /* Local class? */
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WNDPROC winprocA; /* Window procedure (ASCII) */
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WNDPROC winprocW; /* Window procedure (Unicode) */
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INT cbClsExtra; /* Class extra bytes */
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INT cbWndExtra; /* Window extra bytes */
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LPWSTR menuName; /* Default menu name (Unicode followed by ASCII) */
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SEGPTR segMenuName; /* Default menu name as SEGPTR */
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struct tagDCE *dce; /* Class DCE (if CS_CLASSDC) */
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HINSTANCE hInstance; /* Module that created the task */
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HICON hIcon; /* Default icon */
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HICON hIconSm; /* Default small icon */
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HCURSOR hCursor; /* Default cursor */
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HBRUSH hbrBackground; /* Default background */
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ATOM atomName; /* Name of the class */
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} CLASS;
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static struct list class_list = LIST_INIT( class_list );
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static CLASS *desktop_class;
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static HMODULE user32_module;
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#define CLASS_OTHER_PROCESS ((CLASS *)1)
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/***********************************************************************
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* get_class_ptr
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*/
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static CLASS *get_class_ptr( HWND hwnd, BOOL write_access )
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{
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WND *ptr = WIN_GetPtr( hwnd );
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if (ptr)
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{
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if (ptr != WND_OTHER_PROCESS) return ptr->class;
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if (write_access && IsWindow( hwnd )) /* check other processes */
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{
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/* modifying classes in other processes is not allowed */
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SetLastError( ERROR_ACCESS_DENIED );
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return NULL;
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}
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return CLASS_OTHER_PROCESS;
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}
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SetLastError( ERROR_INVALID_WINDOW_HANDLE );
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return NULL;
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}
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/***********************************************************************
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* release_class_ptr
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*/
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inline static void release_class_ptr( CLASS *ptr )
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{
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USER_Unlock();
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}
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/***********************************************************************
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* set_server_info
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*
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* Set class info with the wine server.
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*/
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static BOOL set_server_info( HWND hwnd, INT offset, LONG newval )
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{
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BOOL ret;
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SERVER_START_REQ( set_class_info )
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{
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req->window = hwnd;
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req->extra_offset = -1;
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switch(offset)
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{
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case GCW_ATOM:
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req->flags = SET_CLASS_ATOM;
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req->atom = newval;
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case GCL_STYLE:
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req->flags = SET_CLASS_STYLE;
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req->style = newval;
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break;
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case GCL_CBWNDEXTRA:
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req->flags = SET_CLASS_WINEXTRA;
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req->win_extra = newval;
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break;
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case GCL_HMODULE:
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req->flags = SET_CLASS_INSTANCE;
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req->instance = (void *)newval;
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break;
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default:
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assert( offset >= 0 );
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req->flags = SET_CLASS_EXTRA;
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req->extra_offset = offset;
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req->extra_size = sizeof(newval);
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memcpy( &req->extra_value, &newval, sizeof(newval) );
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break;
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}
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ret = !wine_server_call_err( req );
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}
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SERVER_END_REQ;
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return ret;
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}
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/***********************************************************************
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* CLASS_GetProc
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*
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* Get the class winproc for a given proc type
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*/
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static WNDPROC16 CLASS_GetProc( CLASS *classPtr, WINDOWPROCTYPE type )
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{
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WNDPROC proc = classPtr->winprocA;
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if (classPtr->winprocW)
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{
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/* if we have a Unicode proc, use it if we have no ASCII proc
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* or if we have both and Unicode was requested
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*/
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if (!proc || type == WIN_PROC_32W) proc = classPtr->winprocW;
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}
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return WINPROC_GetProc( proc, type );
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}
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/***********************************************************************
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* CLASS_SetProc
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*
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* Set the class winproc for a given proc type.
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* Returns the previous window proc.
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*/
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static WNDPROC16 CLASS_SetProc( CLASS *classPtr, WNDPROC newproc, WINDOWPROCTYPE type )
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{
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WNDPROC *proc = &classPtr->winprocA;
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WNDPROC16 ret;
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if (classPtr->winprocW)
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{
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/* if we have a Unicode proc, use it if we have no ASCII proc
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* or if we have both and Unicode was requested
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*/
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if (!*proc || type == WIN_PROC_32W) proc = &classPtr->winprocW;
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}
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ret = WINPROC_GetProc( *proc, type );
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WINPROC_SetProc( proc, newproc, type, WIN_PROC_CLASS );
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/* now free the one that we didn't set */
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if (classPtr->winprocA && classPtr->winprocW)
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{
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if (proc == &classPtr->winprocA)
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{
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WINPROC_FreeProc( classPtr->winprocW, WIN_PROC_CLASS );
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classPtr->winprocW = 0;
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}
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else
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{
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WINPROC_FreeProc( classPtr->winprocA, WIN_PROC_CLASS );
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classPtr->winprocA = 0;
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}
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}
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return ret;
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}
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/***********************************************************************
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* CLASS_GetMenuNameA
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*
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* Get the menu name as a ASCII string.
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*/
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inline static LPSTR CLASS_GetMenuNameA( CLASS *classPtr )
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{
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if (!HIWORD(classPtr->menuName)) return (LPSTR)classPtr->menuName;
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return (LPSTR)(classPtr->menuName + strlenW(classPtr->menuName) + 1);
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}
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/***********************************************************************
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* CLASS_GetMenuName16
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*
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* Get the menu name as a SEGPTR.
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*/
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inline static SEGPTR CLASS_GetMenuName16( CLASS *classPtr )
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{
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if (!HIWORD(classPtr->menuName)) return (SEGPTR)classPtr->menuName;
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if (!classPtr->segMenuName)
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classPtr->segMenuName = MapLS( CLASS_GetMenuNameA(classPtr) );
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return classPtr->segMenuName;
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}
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/***********************************************************************
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* CLASS_GetMenuNameW
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*
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* Get the menu name as a Unicode string.
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*/
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inline static LPWSTR CLASS_GetMenuNameW( CLASS *classPtr )
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{
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return classPtr->menuName;
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}
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/***********************************************************************
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* CLASS_SetMenuNameA
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*
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* Set the menu name in a class structure by copying the string.
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*/
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static void CLASS_SetMenuNameA( CLASS *classPtr, LPCSTR name )
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{
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UnMapLS( classPtr->segMenuName );
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classPtr->segMenuName = 0;
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if (HIWORD(classPtr->menuName)) HeapFree( GetProcessHeap(), 0, classPtr->menuName );
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if (HIWORD(name))
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{
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DWORD lenA = strlen(name) + 1;
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DWORD lenW = MultiByteToWideChar( CP_ACP, 0, name, lenA, NULL, 0 );
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classPtr->menuName = HeapAlloc( GetProcessHeap(), 0, lenA + lenW*sizeof(WCHAR) );
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MultiByteToWideChar( CP_ACP, 0, name, lenA, classPtr->menuName, lenW );
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memcpy( classPtr->menuName + lenW, name, lenA );
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}
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else classPtr->menuName = (LPWSTR)name;
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}
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/***********************************************************************
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* CLASS_SetMenuNameW
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*
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* Set the menu name in a class structure by copying the string.
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*/
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static void CLASS_SetMenuNameW( CLASS *classPtr, LPCWSTR name )
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{
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UnMapLS( classPtr->segMenuName );
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classPtr->segMenuName = 0;
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if (HIWORD(classPtr->menuName)) HeapFree( GetProcessHeap(), 0, classPtr->menuName );
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if (HIWORD(name))
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{
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DWORD lenW = strlenW(name) + 1;
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DWORD lenA = WideCharToMultiByte( CP_ACP, 0, name, lenW, NULL, 0, NULL, NULL );
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classPtr->menuName = HeapAlloc( GetProcessHeap(), 0, lenA + lenW*sizeof(WCHAR) );
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memcpy( classPtr->menuName, name, lenW*sizeof(WCHAR) );
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WideCharToMultiByte( CP_ACP, 0, name, lenW,
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(char *)(classPtr->menuName + lenW), lenA, NULL, NULL );
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}
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else classPtr->menuName = (LPWSTR)name;
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}
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/***********************************************************************
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* CLASS_FreeClass
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*
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* Free a class structure.
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*/
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static void CLASS_FreeClass( CLASS *classPtr )
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{
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TRACE("%p\n", classPtr);
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USER_Lock();
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list_remove( &classPtr->entry );
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if (classPtr->dce) DCE_FreeDCE( classPtr->dce );
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if (classPtr->hbrBackground > (HBRUSH)(COLOR_GRADIENTINACTIVECAPTION + 1))
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DeleteObject( classPtr->hbrBackground );
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WINPROC_FreeProc( classPtr->winprocA, WIN_PROC_CLASS );
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WINPROC_FreeProc( classPtr->winprocW, WIN_PROC_CLASS );
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UnMapLS( classPtr->segMenuName );
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HeapFree( GetProcessHeap(), 0, classPtr->menuName );
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HeapFree( GetProcessHeap(), 0, classPtr );
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USER_Unlock();
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}
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/***********************************************************************
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* CLASS_FreeModuleClasses
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*/
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void CLASS_FreeModuleClasses( HMODULE16 hModule )
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{
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struct list *ptr, *next;
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TRACE("0x%08x\n", hModule);
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USER_Lock();
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for (ptr = list_head( &class_list ); ptr; ptr = next)
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{
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CLASS *class = LIST_ENTRY( ptr, CLASS, entry );
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next = list_next( &class_list, ptr );
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if (class->hInstance == HINSTANCE_32(hModule))
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{
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BOOL ret;
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SERVER_START_REQ( destroy_class )
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{
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req->atom = class->atomName;
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req->instance = class->hInstance;
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ret = !wine_server_call_err( req );
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}
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SERVER_END_REQ;
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if (ret) CLASS_FreeClass( class );
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}
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}
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USER_Unlock();
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}
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/***********************************************************************
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* CLASS_FindClassByAtom
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*
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* Return a pointer to the class.
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* hinstance has been normalized by the caller.
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*/
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static CLASS *CLASS_FindClassByAtom( ATOM atom, HINSTANCE hinstance )
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{
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struct list *ptr;
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USER_Lock();
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LIST_FOR_EACH( ptr, &class_list )
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{
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CLASS *class = LIST_ENTRY( ptr, CLASS, entry );
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if (class->atomName != atom) continue;
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if (!hinstance || !class->local || class->hInstance == hinstance)
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{
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TRACE("0x%04x %p -> %p\n", atom, hinstance, class);
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return class;
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}
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}
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USER_Unlock();
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TRACE("0x%04x %p -> not found\n", atom, hinstance);
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return NULL;
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}
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/***********************************************************************
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* CLASS_RegisterClass
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*
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* The real RegisterClass() functionality.
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* The atom is deleted no matter what.
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*/
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static CLASS *CLASS_RegisterClass( ATOM atom, HINSTANCE hInstance, BOOL local,
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DWORD style, INT classExtra, INT winExtra )
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{
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CLASS *classPtr;
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BOOL ret;
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TRACE("atom=0x%x hinst=%p style=0x%lx clExtr=0x%x winExtr=0x%x\n",
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atom, hInstance, style, classExtra, winExtra );
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/* Fix the extra bytes value */
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if (classExtra < 0) classExtra = 0;
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else if (classExtra > 40) /* Extra bytes are limited to 40 in Win32 */
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WARN("Class extra bytes %d is > 40\n", classExtra);
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if (winExtra < 0) winExtra = 0;
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else if (winExtra > 40) /* Extra bytes are limited to 40 in Win32 */
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WARN("Win extra bytes %d is > 40\n", winExtra );
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classPtr = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CLASS) + classExtra );
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if (!classPtr)
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{
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GlobalDeleteAtom( atom );
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return NULL;
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}
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SERVER_START_REQ( create_class )
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{
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req->local = local;
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req->atom = atom;
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req->style = style;
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req->instance = hInstance;
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req->extra = classExtra;
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req->win_extra = winExtra;
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req->client_ptr = classPtr;
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ret = !wine_server_call_err( req );
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}
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SERVER_END_REQ;
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GlobalDeleteAtom( atom ); /* the server increased the atom ref count */
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if (!ret)
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{
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HeapFree( GetProcessHeap(), 0, classPtr );
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return NULL;
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}
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classPtr->style = style;
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classPtr->local = local;
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classPtr->cbWndExtra = winExtra;
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classPtr->cbClsExtra = classExtra;
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classPtr->hInstance = hInstance;
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classPtr->atomName = atom;
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classPtr->dce = (style & CS_CLASSDC) ? DCE_AllocDCE( 0, DCE_CLASS_DC ) : NULL;
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/* Other non-null values must be set by caller */
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USER_Lock();
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if (local) list_add_head( &class_list, &classPtr->entry );
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else list_add_tail( &class_list, &classPtr->entry );
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return classPtr;
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}
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|
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|
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/***********************************************************************
|
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* register_builtin
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*
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* Register a builtin control class.
|
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* This allows having both ASCII and Unicode winprocs for the same class.
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*/
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static CLASS *register_builtin( const struct builtin_class_descr *descr )
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{
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ATOM atom;
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CLASS *classPtr;
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if (!(atom = GlobalAddAtomA( descr->name ))) return 0;
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if (!(classPtr = CLASS_RegisterClass( atom, user32_module, FALSE,
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descr->style, 0, descr->extra ))) return 0;
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classPtr->hCursor = LoadCursorA( 0, (LPSTR)descr->cursor );
|
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classPtr->hbrBackground = descr->brush;
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|
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if (descr->procA) WINPROC_SetProc( &classPtr->winprocA, descr->procA,
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WIN_PROC_32A, WIN_PROC_CLASS );
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if (descr->procW) WINPROC_SetProc( &classPtr->winprocW, descr->procW,
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WIN_PROC_32W, WIN_PROC_CLASS );
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release_class_ptr( classPtr );
|
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return classPtr;
|
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}
|
|
|
|
|
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/***********************************************************************
|
|
* CLASS_RegisterBuiltinClasses
|
|
*/
|
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void CLASS_RegisterBuiltinClasses( HMODULE user32 )
|
|
{
|
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extern const struct builtin_class_descr BUTTON_builtin_class;
|
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extern const struct builtin_class_descr COMBO_builtin_class;
|
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extern const struct builtin_class_descr COMBOLBOX_builtin_class;
|
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extern const struct builtin_class_descr DIALOG_builtin_class;
|
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extern const struct builtin_class_descr DESKTOP_builtin_class;
|
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extern const struct builtin_class_descr EDIT_builtin_class;
|
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extern const struct builtin_class_descr ICONTITLE_builtin_class;
|
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extern const struct builtin_class_descr LISTBOX_builtin_class;
|
|
extern const struct builtin_class_descr MDICLIENT_builtin_class;
|
|
extern const struct builtin_class_descr MENU_builtin_class;
|
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extern const struct builtin_class_descr SCROLL_builtin_class;
|
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extern const struct builtin_class_descr STATIC_builtin_class;
|
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|
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user32_module = user32;
|
|
desktop_class = register_builtin( &DESKTOP_builtin_class );
|
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register_builtin( &BUTTON_builtin_class );
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register_builtin( &COMBO_builtin_class );
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register_builtin( &COMBOLBOX_builtin_class );
|
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register_builtin( &DIALOG_builtin_class );
|
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register_builtin( &EDIT_builtin_class );
|
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register_builtin( &ICONTITLE_builtin_class );
|
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register_builtin( &LISTBOX_builtin_class );
|
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register_builtin( &MDICLIENT_builtin_class );
|
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register_builtin( &MENU_builtin_class );
|
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register_builtin( &SCROLL_builtin_class );
|
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register_builtin( &STATIC_builtin_class );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CLASS_AddWindow
|
|
*
|
|
* Add a new window using this class, and set the necessary
|
|
* information inside the window structure.
|
|
*/
|
|
void CLASS_AddWindow( CLASS *class, WND *win, WINDOWPROCTYPE type )
|
|
{
|
|
if (!class) class = desktop_class;
|
|
|
|
if (type == WIN_PROC_32W)
|
|
{
|
|
if (!(win->winproc = class->winprocW)) win->winproc = class->winprocA;
|
|
}
|
|
else
|
|
{
|
|
if (!(win->winproc = class->winprocA)) win->winproc = class->winprocW;
|
|
}
|
|
win->class = class;
|
|
win->clsStyle = class->style;
|
|
win->dce = class->dce;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RegisterClass (USER.57)
|
|
*/
|
|
ATOM WINAPI RegisterClass16( const WNDCLASS16 *wc )
|
|
{
|
|
WNDCLASSEX16 wcex;
|
|
|
|
wcex.cbSize = sizeof(wcex);
|
|
wcex.style = wc->style;
|
|
wcex.lpfnWndProc = wc->lpfnWndProc;
|
|
wcex.cbClsExtra = wc->cbClsExtra;
|
|
wcex.cbWndExtra = wc->cbWndExtra;
|
|
wcex.hInstance = wc->hInstance;
|
|
wcex.hIcon = wc->hIcon;
|
|
wcex.hCursor = wc->hCursor;
|
|
wcex.hbrBackground = wc->hbrBackground;
|
|
wcex.lpszMenuName = wc->lpszMenuName;
|
|
wcex.lpszClassName = wc->lpszClassName;
|
|
wcex.hIconSm = 0;
|
|
return RegisterClassEx16( &wcex );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RegisterClassA (USER32.@)
|
|
* RETURNS
|
|
* >0: Unique identifier
|
|
* 0: Failure
|
|
*/
|
|
ATOM WINAPI RegisterClassA( const WNDCLASSA* wc ) /* [in] Address of structure with class data */
|
|
{
|
|
WNDCLASSEXA wcex;
|
|
|
|
wcex.cbSize = sizeof(wcex);
|
|
wcex.style = wc->style;
|
|
wcex.lpfnWndProc = wc->lpfnWndProc;
|
|
wcex.cbClsExtra = wc->cbClsExtra;
|
|
wcex.cbWndExtra = wc->cbWndExtra;
|
|
wcex.hInstance = wc->hInstance;
|
|
wcex.hIcon = wc->hIcon;
|
|
wcex.hCursor = wc->hCursor;
|
|
wcex.hbrBackground = wc->hbrBackground;
|
|
wcex.lpszMenuName = wc->lpszMenuName;
|
|
wcex.lpszClassName = wc->lpszClassName;
|
|
wcex.hIconSm = 0;
|
|
return RegisterClassExA( &wcex );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RegisterClassW (USER32.@)
|
|
*/
|
|
ATOM WINAPI RegisterClassW( const WNDCLASSW* wc )
|
|
{
|
|
WNDCLASSEXW wcex;
|
|
|
|
wcex.cbSize = sizeof(wcex);
|
|
wcex.style = wc->style;
|
|
wcex.lpfnWndProc = wc->lpfnWndProc;
|
|
wcex.cbClsExtra = wc->cbClsExtra;
|
|
wcex.cbWndExtra = wc->cbWndExtra;
|
|
wcex.hInstance = wc->hInstance;
|
|
wcex.hIcon = wc->hIcon;
|
|
wcex.hCursor = wc->hCursor;
|
|
wcex.hbrBackground = wc->hbrBackground;
|
|
wcex.lpszMenuName = wc->lpszMenuName;
|
|
wcex.lpszClassName = wc->lpszClassName;
|
|
wcex.hIconSm = 0;
|
|
return RegisterClassExW( &wcex );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RegisterClassEx (USER.397)
|
|
*/
|
|
ATOM WINAPI RegisterClassEx16( const WNDCLASSEX16 *wc )
|
|
{
|
|
ATOM atom;
|
|
CLASS *classPtr;
|
|
HINSTANCE hInstance;
|
|
|
|
if (!(hInstance = HINSTANCE_32(GetExePtr(wc->hInstance))))
|
|
hInstance = HINSTANCE_32(GetModuleHandle16(NULL));
|
|
|
|
if (!(atom = GlobalAddAtomA( MapSL(wc->lpszClassName) ))) return 0;
|
|
if (!(classPtr = CLASS_RegisterClass( atom, hInstance, !(wc->style & CS_GLOBALCLASS),
|
|
wc->style, wc->cbClsExtra, wc->cbWndExtra )))
|
|
return 0;
|
|
|
|
TRACE("atom=%04x wndproc=%p hinst=%p bg=%04x style=%08x clsExt=%d winExt=%d class=%p\n",
|
|
atom, wc->lpfnWndProc, hInstance,
|
|
wc->hbrBackground, wc->style, wc->cbClsExtra,
|
|
wc->cbWndExtra, classPtr );
|
|
|
|
classPtr->hIcon = HICON_32(wc->hIcon);
|
|
classPtr->hIconSm = HICON_32(wc->hIconSm);
|
|
classPtr->hCursor = HCURSOR_32(wc->hCursor);
|
|
classPtr->hbrBackground = HBRUSH_32(wc->hbrBackground);
|
|
|
|
WINPROC_SetProc( &classPtr->winprocA, (WNDPROC)wc->lpfnWndProc,
|
|
WIN_PROC_16, WIN_PROC_CLASS );
|
|
CLASS_SetMenuNameA( classPtr, MapSL(wc->lpszMenuName) );
|
|
release_class_ptr( classPtr );
|
|
return atom;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RegisterClassExA (USER32.@)
|
|
*/
|
|
ATOM WINAPI RegisterClassExA( const WNDCLASSEXA* wc )
|
|
{
|
|
ATOM atom;
|
|
CLASS *classPtr;
|
|
HINSTANCE instance;
|
|
|
|
if (wc->hInstance == user32_module)
|
|
{
|
|
/* we can't register a class for user32 */
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return 0;
|
|
}
|
|
if (!(instance = wc->hInstance)) instance = GetModuleHandleW( NULL );
|
|
|
|
if (!(atom = GlobalAddAtomA( wc->lpszClassName ))) return 0;
|
|
|
|
if (!(classPtr = CLASS_RegisterClass( atom, instance, !(wc->style & CS_GLOBALCLASS),
|
|
wc->style, wc->cbClsExtra, wc->cbWndExtra )))
|
|
return 0;
|
|
|
|
TRACE("atom=%04x wndproc=%p hinst=%p bg=%p style=%08x clsExt=%d winExt=%d class=%p\n",
|
|
atom, wc->lpfnWndProc, instance, wc->hbrBackground,
|
|
wc->style, wc->cbClsExtra, wc->cbWndExtra, classPtr );
|
|
|
|
classPtr->hIcon = wc->hIcon;
|
|
classPtr->hIconSm = wc->hIconSm;
|
|
classPtr->hCursor = wc->hCursor;
|
|
classPtr->hbrBackground = wc->hbrBackground;
|
|
WINPROC_SetProc( &classPtr->winprocA, wc->lpfnWndProc, WIN_PROC_32A, WIN_PROC_CLASS );
|
|
CLASS_SetMenuNameA( classPtr, wc->lpszMenuName );
|
|
release_class_ptr( classPtr );
|
|
return atom;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RegisterClassExW (USER32.@)
|
|
*/
|
|
ATOM WINAPI RegisterClassExW( const WNDCLASSEXW* wc )
|
|
{
|
|
ATOM atom;
|
|
CLASS *classPtr;
|
|
HINSTANCE instance;
|
|
|
|
if (wc->hInstance == user32_module)
|
|
{
|
|
/* we can't register a class for user32 */
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return 0;
|
|
}
|
|
if (!(instance = wc->hInstance)) instance = GetModuleHandleW( NULL );
|
|
|
|
if (!(atom = GlobalAddAtomW( wc->lpszClassName ))) return 0;
|
|
|
|
if (!(classPtr = CLASS_RegisterClass( atom, instance, !(wc->style & CS_GLOBALCLASS),
|
|
wc->style, wc->cbClsExtra, wc->cbWndExtra )))
|
|
return 0;
|
|
|
|
TRACE("atom=%04x wndproc=%p hinst=%p bg=%p style=%08x clsExt=%d winExt=%d class=%p\n",
|
|
atom, wc->lpfnWndProc, instance, wc->hbrBackground,
|
|
wc->style, wc->cbClsExtra, wc->cbWndExtra, classPtr );
|
|
|
|
classPtr->hIcon = wc->hIcon;
|
|
classPtr->hIconSm = wc->hIconSm;
|
|
classPtr->hCursor = wc->hCursor;
|
|
classPtr->hbrBackground = wc->hbrBackground;
|
|
WINPROC_SetProc( &classPtr->winprocW, wc->lpfnWndProc, WIN_PROC_32W, WIN_PROC_CLASS );
|
|
CLASS_SetMenuNameW( classPtr, wc->lpszMenuName );
|
|
release_class_ptr( classPtr );
|
|
return atom;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* UnregisterClass (USER.403)
|
|
*/
|
|
BOOL16 WINAPI UnregisterClass16( LPCSTR className, HINSTANCE16 hInstance )
|
|
{
|
|
if (hInstance == GetModuleHandle16("user")) hInstance = 0;
|
|
return UnregisterClassA( className, HINSTANCE_32(GetExePtr( hInstance )) );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* UnregisterClassA (USER32.@)
|
|
*/
|
|
BOOL WINAPI UnregisterClassA( LPCSTR className, HINSTANCE hInstance )
|
|
{
|
|
ATOM atom = HIWORD(className) ? GlobalFindAtomA( className ) : LOWORD(className);
|
|
return UnregisterClassW( MAKEINTATOMW(atom), hInstance );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* UnregisterClassW (USER32.@)
|
|
*/
|
|
BOOL WINAPI UnregisterClassW( LPCWSTR className, HINSTANCE hInstance )
|
|
{
|
|
CLASS *classPtr = NULL;
|
|
ATOM atom = HIWORD(className) ? GlobalFindAtomW( className ) : LOWORD(className);
|
|
|
|
TRACE("%s %p %x\n",debugstr_w(className), hInstance, atom);
|
|
|
|
if (!atom)
|
|
{
|
|
SetLastError( ERROR_CLASS_DOES_NOT_EXIST );
|
|
return FALSE;
|
|
}
|
|
|
|
if (!hInstance) hInstance = GetModuleHandleW( NULL );
|
|
|
|
SERVER_START_REQ( destroy_class )
|
|
{
|
|
req->atom = atom;
|
|
req->instance = hInstance;
|
|
if (!wine_server_call_err( req )) classPtr = reply->client_ptr;
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (classPtr) CLASS_FreeClass( classPtr );
|
|
return (classPtr != NULL);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassWord (USER32.@)
|
|
*/
|
|
WORD WINAPI GetClassWord( HWND hwnd, INT offset )
|
|
{
|
|
CLASS *class;
|
|
WORD retvalue = 0;
|
|
|
|
if (offset < 0) return GetClassLongA( hwnd, offset );
|
|
|
|
TRACE("%p %x\n",hwnd, offset);
|
|
|
|
if (!(class = get_class_ptr( hwnd, FALSE ))) return 0;
|
|
|
|
if (class == CLASS_OTHER_PROCESS)
|
|
{
|
|
SERVER_START_REQ( set_class_info )
|
|
{
|
|
req->window = hwnd;
|
|
req->flags = 0;
|
|
req->extra_offset = offset;
|
|
req->extra_size = sizeof(retvalue);
|
|
if (!wine_server_call_err( req ))
|
|
memcpy( &retvalue, &reply->old_extra_value, sizeof(retvalue) );
|
|
}
|
|
SERVER_END_REQ;
|
|
return retvalue;
|
|
}
|
|
|
|
if (offset <= class->cbClsExtra - sizeof(WORD))
|
|
memcpy( &retvalue, (char *)(class + 1) + offset, sizeof(retvalue) );
|
|
else
|
|
SetLastError( ERROR_INVALID_INDEX );
|
|
release_class_ptr( class );
|
|
return retvalue;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassLong (USER.131)
|
|
*/
|
|
LONG WINAPI GetClassLong16( HWND16 hwnd16, INT16 offset )
|
|
{
|
|
CLASS *class;
|
|
LONG ret;
|
|
HWND hwnd = (HWND)(ULONG_PTR)hwnd16; /* no need for full handle */
|
|
|
|
TRACE("%p %d\n",hwnd, offset);
|
|
|
|
switch( offset )
|
|
{
|
|
case GCL_WNDPROC:
|
|
if (!(class = get_class_ptr( hwnd, FALSE ))) return 0;
|
|
if (class == CLASS_OTHER_PROCESS) break;
|
|
ret = (LONG)CLASS_GetProc( class, WIN_PROC_16 );
|
|
release_class_ptr( class );
|
|
return ret;
|
|
case GCL_MENUNAME:
|
|
if (!(class = get_class_ptr( hwnd, FALSE ))) return 0;
|
|
if (class == CLASS_OTHER_PROCESS) break;
|
|
ret = (LONG)CLASS_GetMenuName16( class );
|
|
release_class_ptr( class );
|
|
return ret;
|
|
default:
|
|
return GetClassLongA( hwnd, offset );
|
|
}
|
|
FIXME( "offset %d not supported on other process window %p\n", offset, hwnd );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassLongW (USER32.@)
|
|
*/
|
|
LONG WINAPI GetClassLongW( HWND hwnd, INT offset )
|
|
{
|
|
CLASS *class;
|
|
LONG retvalue = 0;
|
|
|
|
TRACE("%p %d\n", hwnd, offset);
|
|
|
|
if (!(class = get_class_ptr( hwnd, FALSE ))) return 0;
|
|
|
|
if (class == CLASS_OTHER_PROCESS)
|
|
{
|
|
SERVER_START_REQ( set_class_info )
|
|
{
|
|
req->window = hwnd;
|
|
req->flags = 0;
|
|
req->extra_offset = (offset >= 0) ? offset : -1;
|
|
req->extra_size = (offset >= 0) ? sizeof(retvalue) : 0;
|
|
if (!wine_server_call_err( req ))
|
|
{
|
|
switch(offset)
|
|
{
|
|
case GCL_HBRBACKGROUND:
|
|
case GCL_HCURSOR:
|
|
case GCL_HICON:
|
|
case GCL_HICONSM:
|
|
case GCL_WNDPROC:
|
|
case GCL_MENUNAME:
|
|
FIXME( "offset %d not supported on other process window %p\n", offset, hwnd );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
break;
|
|
case GCL_STYLE:
|
|
retvalue = reply->old_style;
|
|
break;
|
|
case GCL_CBWNDEXTRA:
|
|
retvalue = reply->old_win_extra;
|
|
break;
|
|
case GCL_CBCLSEXTRA:
|
|
retvalue = reply->old_extra;
|
|
break;
|
|
case GCL_HMODULE:
|
|
retvalue = (LONG)reply->old_instance;
|
|
break;
|
|
case GCW_ATOM:
|
|
retvalue = reply->old_atom;
|
|
break;
|
|
default:
|
|
if (offset >= 0) memcpy( &retvalue, &reply->old_extra_value, sizeof(retvalue) );
|
|
else SetLastError( ERROR_INVALID_INDEX );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
SERVER_END_REQ;
|
|
return retvalue;
|
|
}
|
|
|
|
if (offset >= 0)
|
|
{
|
|
if (offset <= class->cbClsExtra - sizeof(LONG))
|
|
memcpy( &retvalue, (char *)(class + 1) + offset, sizeof(retvalue) );
|
|
else
|
|
SetLastError( ERROR_INVALID_INDEX );
|
|
release_class_ptr( class );
|
|
return retvalue;
|
|
}
|
|
|
|
switch(offset)
|
|
{
|
|
case GCL_HBRBACKGROUND:
|
|
retvalue = (LONG)class->hbrBackground;
|
|
break;
|
|
case GCL_HCURSOR:
|
|
retvalue = (LONG)class->hCursor;
|
|
break;
|
|
case GCL_HICON:
|
|
retvalue = (LONG)class->hIcon;
|
|
break;
|
|
case GCL_HICONSM:
|
|
retvalue = (LONG)class->hIconSm;
|
|
break;
|
|
case GCL_STYLE:
|
|
retvalue = (LONG)class->style;
|
|
break;
|
|
case GCL_CBWNDEXTRA:
|
|
retvalue = (LONG)class->cbWndExtra;
|
|
break;
|
|
case GCL_CBCLSEXTRA:
|
|
retvalue = (LONG)class->cbClsExtra;
|
|
break;
|
|
case GCL_HMODULE:
|
|
retvalue = (LONG)class->hInstance;
|
|
break;
|
|
case GCL_WNDPROC:
|
|
retvalue = (LONG)CLASS_GetProc( class, WIN_PROC_32W );
|
|
break;
|
|
case GCL_MENUNAME:
|
|
retvalue = (LONG)CLASS_GetMenuNameW( class );
|
|
break;
|
|
case GCW_ATOM:
|
|
retvalue = (DWORD)class->atomName;
|
|
break;
|
|
default:
|
|
SetLastError( ERROR_INVALID_INDEX );
|
|
break;
|
|
}
|
|
release_class_ptr( class );
|
|
return retvalue;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassLongA (USER32.@)
|
|
*/
|
|
LONG WINAPI GetClassLongA( HWND hwnd, INT offset )
|
|
{
|
|
CLASS *class;
|
|
LONG retvalue;
|
|
|
|
if (offset != GCL_WNDPROC && offset != GCL_MENUNAME)
|
|
return GetClassLongW( hwnd, offset );
|
|
|
|
TRACE("%p %d\n", hwnd, offset);
|
|
|
|
if (!(class = get_class_ptr( hwnd, FALSE ))) return 0;
|
|
|
|
if (class == CLASS_OTHER_PROCESS)
|
|
{
|
|
FIXME( "offset %d not supported on other process window %p\n", offset, hwnd );
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return 0;
|
|
}
|
|
|
|
if (offset == GCL_WNDPROC)
|
|
retvalue = (LONG)CLASS_GetProc( class, WIN_PROC_32A );
|
|
else /* GCL_MENUNAME */
|
|
retvalue = (LONG)CLASS_GetMenuNameA( class );
|
|
|
|
release_class_ptr( class );
|
|
return retvalue;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetClassWord (USER32.@)
|
|
*/
|
|
WORD WINAPI SetClassWord( HWND hwnd, INT offset, WORD newval )
|
|
{
|
|
CLASS *class;
|
|
WORD retval = 0;
|
|
|
|
if (offset < 0) return SetClassLongA( hwnd, offset, (DWORD)newval );
|
|
|
|
TRACE("%p %d %x\n", hwnd, offset, newval);
|
|
|
|
if (!(class = get_class_ptr( hwnd, TRUE ))) return 0;
|
|
|
|
SERVER_START_REQ( set_class_info )
|
|
{
|
|
req->window = hwnd;
|
|
req->flags = SET_CLASS_EXTRA;
|
|
req->extra_offset = offset;
|
|
req->extra_size = sizeof(newval);
|
|
memcpy( &req->extra_value, &newval, sizeof(newval) );
|
|
if (!wine_server_call_err( req ))
|
|
{
|
|
void *ptr = (char *)(class + 1) + offset;
|
|
memcpy( &retval, ptr, sizeof(retval) );
|
|
memcpy( ptr, &newval, sizeof(newval) );
|
|
}
|
|
}
|
|
SERVER_END_REQ;
|
|
release_class_ptr( class );
|
|
return retval;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetClassLong (USER.132)
|
|
*/
|
|
LONG WINAPI SetClassLong16( HWND16 hwnd16, INT16 offset, LONG newval )
|
|
{
|
|
CLASS *class;
|
|
LONG retval;
|
|
HWND hwnd = (HWND)(ULONG_PTR)hwnd16; /* no need for full handle */
|
|
|
|
TRACE("%p %d %lx\n", hwnd, offset, newval);
|
|
|
|
switch(offset)
|
|
{
|
|
case GCL_WNDPROC:
|
|
if (!(class = get_class_ptr( hwnd, TRUE ))) return 0;
|
|
retval = (LONG)CLASS_SetProc( class, (WNDPROC)newval, WIN_PROC_16 );
|
|
release_class_ptr( class );
|
|
return retval;
|
|
case GCL_MENUNAME:
|
|
newval = (LONG)MapSL( newval );
|
|
/* fall through */
|
|
default:
|
|
return SetClassLongA( hwnd, offset, newval );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetClassLongW (USER32.@)
|
|
*/
|
|
LONG WINAPI SetClassLongW( HWND hwnd, INT offset, LONG newval )
|
|
{
|
|
CLASS *class;
|
|
LONG retval = 0;
|
|
|
|
TRACE("%p %d %lx\n", hwnd, offset, newval);
|
|
|
|
if (!(class = get_class_ptr( hwnd, TRUE ))) return 0;
|
|
|
|
if (offset >= 0)
|
|
{
|
|
if (set_server_info( hwnd, offset, newval ))
|
|
{
|
|
void *ptr = (char *)(class + 1) + offset;
|
|
memcpy( &retval, ptr, sizeof(retval) );
|
|
memcpy( ptr, &newval, sizeof(newval) );
|
|
}
|
|
}
|
|
else switch(offset)
|
|
{
|
|
case GCL_MENUNAME:
|
|
CLASS_SetMenuNameW( class, (LPCWSTR)newval );
|
|
retval = 0; /* Old value is now meaningless anyway */
|
|
break;
|
|
case GCL_WNDPROC:
|
|
retval = (LONG)CLASS_SetProc( class, (WNDPROC)newval, WIN_PROC_32W );
|
|
break;
|
|
case GCL_HBRBACKGROUND:
|
|
retval = (LONG)class->hbrBackground;
|
|
class->hbrBackground = (HBRUSH)newval;
|
|
break;
|
|
case GCL_HCURSOR:
|
|
retval = (LONG)class->hCursor;
|
|
class->hCursor = (HCURSOR)newval;
|
|
break;
|
|
case GCL_HICON:
|
|
retval = (LONG)class->hIcon;
|
|
class->hIcon = (HICON)newval;
|
|
break;
|
|
case GCL_HICONSM:
|
|
retval = (LONG)class->hIconSm;
|
|
class->hIconSm = (HICON)newval;
|
|
break;
|
|
case GCL_STYLE:
|
|
if (!set_server_info( hwnd, offset, newval )) break;
|
|
retval = (LONG)class->style;
|
|
class->style = newval;
|
|
break;
|
|
case GCL_CBWNDEXTRA:
|
|
if (!set_server_info( hwnd, offset, newval )) break;
|
|
retval = (LONG)class->cbWndExtra;
|
|
class->cbWndExtra = newval;
|
|
break;
|
|
case GCL_HMODULE:
|
|
if (!set_server_info( hwnd, offset, newval )) break;
|
|
retval = (LONG)class->hInstance;
|
|
class->hInstance = (HINSTANCE)newval;
|
|
break;
|
|
case GCW_ATOM:
|
|
if (!set_server_info( hwnd, offset, newval )) break;
|
|
retval = (DWORD)class->atomName;
|
|
class->atomName = newval;
|
|
break;
|
|
case GCL_CBCLSEXTRA: /* cannot change this one */
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
break;
|
|
default:
|
|
SetLastError( ERROR_INVALID_INDEX );
|
|
break;
|
|
}
|
|
release_class_ptr( class );
|
|
return retval;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetClassLongA (USER32.@)
|
|
*/
|
|
LONG WINAPI SetClassLongA( HWND hwnd, INT offset, LONG newval )
|
|
{
|
|
CLASS *class;
|
|
LONG retval;
|
|
|
|
if (offset != GCL_WNDPROC && offset != GCL_MENUNAME)
|
|
return SetClassLongW( hwnd, offset, newval );
|
|
|
|
TRACE("%p %d %lx\n", hwnd, offset, newval);
|
|
|
|
if (!(class = get_class_ptr( hwnd, TRUE ))) return 0;
|
|
|
|
if (offset == GCL_WNDPROC)
|
|
retval = (LONG)CLASS_SetProc( class, (WNDPROC)newval, WIN_PROC_32A );
|
|
else /* GCL_MENUNAME */
|
|
{
|
|
CLASS_SetMenuNameA( class, (LPCSTR)newval );
|
|
retval = 0; /* Old value is now meaningless anyway */
|
|
}
|
|
release_class_ptr( class );
|
|
return retval;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassNameA (USER32.@)
|
|
*/
|
|
INT WINAPI GetClassNameA( HWND hwnd, LPSTR buffer, INT count )
|
|
{
|
|
INT ret = GlobalGetAtomNameA( GetClassLongA( hwnd, GCW_ATOM ), buffer, count );
|
|
|
|
TRACE("%p %s %x\n",hwnd, debugstr_a(buffer), count);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassNameW (USER32.@)
|
|
*/
|
|
INT WINAPI GetClassNameW( HWND hwnd, LPWSTR buffer, INT count )
|
|
{
|
|
INT ret = GlobalGetAtomNameW( GetClassLongW( hwnd, GCW_ATOM ), buffer, count );
|
|
|
|
TRACE("%p %s %x\n",hwnd, debugstr_w(buffer), count);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RealGetWindowClassA (USER32.@)
|
|
*/
|
|
UINT WINAPI RealGetWindowClassA( HWND hwnd, LPSTR buffer, UINT count )
|
|
{
|
|
return GetClassNameA( hwnd, buffer, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RealGetWindowClassW (USER32.@)
|
|
*/
|
|
UINT WINAPI RealGetWindowClassW( HWND hwnd, LPWSTR buffer, UINT count )
|
|
{
|
|
return GetClassNameW( hwnd, buffer, count );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassInfo (USER.404)
|
|
*/
|
|
BOOL16 WINAPI GetClassInfo16( HINSTANCE16 hInst16, SEGPTR name, WNDCLASS16 *wc )
|
|
{
|
|
WNDCLASSEX16 wcex;
|
|
UINT16 ret = GetClassInfoEx16( hInst16, name, &wcex );
|
|
|
|
if (ret)
|
|
{
|
|
wc->style = wcex.style;
|
|
wc->lpfnWndProc = wcex.lpfnWndProc;
|
|
wc->cbClsExtra = wcex.cbClsExtra;
|
|
wc->cbWndExtra = wcex.cbWndExtra;
|
|
wc->hInstance = wcex.hInstance;
|
|
wc->hIcon = wcex.hIcon;
|
|
wc->hCursor = wcex.hCursor;
|
|
wc->hbrBackground = wcex.hbrBackground;
|
|
wc->lpszMenuName = wcex.lpszMenuName;
|
|
wc->lpszClassName = wcex.lpszClassName;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassInfoA (USER32.@)
|
|
*/
|
|
BOOL WINAPI GetClassInfoA( HINSTANCE hInstance, LPCSTR name, WNDCLASSA *wc )
|
|
{
|
|
WNDCLASSEXA wcex;
|
|
UINT ret = GetClassInfoExA( hInstance, name, &wcex );
|
|
|
|
if (ret)
|
|
{
|
|
wc->style = wcex.style;
|
|
wc->lpfnWndProc = wcex.lpfnWndProc;
|
|
wc->cbClsExtra = wcex.cbClsExtra;
|
|
wc->cbWndExtra = wcex.cbWndExtra;
|
|
wc->hInstance = wcex.hInstance;
|
|
wc->hIcon = wcex.hIcon;
|
|
wc->hCursor = wcex.hCursor;
|
|
wc->hbrBackground = wcex.hbrBackground;
|
|
wc->lpszMenuName = wcex.lpszMenuName;
|
|
wc->lpszClassName = wcex.lpszClassName;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassInfoW (USER32.@)
|
|
*/
|
|
BOOL WINAPI GetClassInfoW( HINSTANCE hInstance, LPCWSTR name, WNDCLASSW *wc )
|
|
{
|
|
WNDCLASSEXW wcex;
|
|
UINT ret = GetClassInfoExW( hInstance, name, &wcex );
|
|
|
|
if (ret)
|
|
{
|
|
wc->style = wcex.style;
|
|
wc->lpfnWndProc = wcex.lpfnWndProc;
|
|
wc->cbClsExtra = wcex.cbClsExtra;
|
|
wc->cbWndExtra = wcex.cbWndExtra;
|
|
wc->hInstance = wcex.hInstance;
|
|
wc->hIcon = wcex.hIcon;
|
|
wc->hCursor = wcex.hCursor;
|
|
wc->hbrBackground = wcex.hbrBackground;
|
|
wc->lpszMenuName = wcex.lpszMenuName;
|
|
wc->lpszClassName = wcex.lpszClassName;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassInfoEx (USER.398)
|
|
*
|
|
* FIXME: this is just a guess, I have no idea if GetClassInfoEx() is the
|
|
* same in Win16 as in Win32. --AJ
|
|
*/
|
|
BOOL16 WINAPI GetClassInfoEx16( HINSTANCE16 hInst16, SEGPTR name, WNDCLASSEX16 *wc )
|
|
{
|
|
ATOM atom = HIWORD(name) ? GlobalFindAtomA( MapSL(name) ) : LOWORD(name);
|
|
CLASS *classPtr;
|
|
HINSTANCE hInstance;
|
|
|
|
if (hInst16 == GetModuleHandle16("user")) hInstance = user32_module;
|
|
else hInstance = HINSTANCE_32(GetExePtr( hInst16 ));
|
|
|
|
TRACE("%p %s %x %p\n", hInstance, debugstr_a( MapSL(name) ), atom, wc);
|
|
|
|
if (!atom || !(classPtr = CLASS_FindClassByAtom( atom, hInstance ))) return FALSE;
|
|
wc->style = classPtr->style;
|
|
wc->lpfnWndProc = CLASS_GetProc( classPtr, WIN_PROC_16 );
|
|
wc->cbClsExtra = (INT16)classPtr->cbClsExtra;
|
|
wc->cbWndExtra = (INT16)classPtr->cbWndExtra;
|
|
wc->hInstance = (classPtr->hInstance == user32_module) ? GetModuleHandle16("user") : HINSTANCE_16(classPtr->hInstance);
|
|
wc->hIcon = HICON_16(classPtr->hIcon);
|
|
wc->hIconSm = HICON_16(classPtr->hIconSm);
|
|
wc->hCursor = HCURSOR_16(classPtr->hCursor);
|
|
wc->hbrBackground = HBRUSH_16(classPtr->hbrBackground);
|
|
wc->lpszClassName = (SEGPTR)0;
|
|
wc->lpszMenuName = CLASS_GetMenuName16( classPtr );
|
|
wc->lpszClassName = name;
|
|
release_class_ptr( classPtr );
|
|
|
|
/* We must return the atom of the class here instead of just TRUE. */
|
|
return atom;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassInfoExA (USER32.@)
|
|
*/
|
|
BOOL WINAPI GetClassInfoExA( HINSTANCE hInstance, LPCSTR name, WNDCLASSEXA *wc )
|
|
{
|
|
ATOM atom = HIWORD(name) ? GlobalFindAtomA( name ) : LOWORD(name);
|
|
CLASS *classPtr;
|
|
|
|
TRACE("%p %s %x %p\n", hInstance, debugstr_a(name), atom, wc);
|
|
|
|
if (!hInstance) hInstance = user32_module;
|
|
|
|
if (!atom || !(classPtr = CLASS_FindClassByAtom( atom, hInstance )))
|
|
{
|
|
SetLastError( ERROR_CLASS_DOES_NOT_EXIST );
|
|
return FALSE;
|
|
}
|
|
wc->style = classPtr->style;
|
|
wc->lpfnWndProc = (WNDPROC)CLASS_GetProc( classPtr, WIN_PROC_32A );
|
|
wc->cbClsExtra = classPtr->cbClsExtra;
|
|
wc->cbWndExtra = classPtr->cbWndExtra;
|
|
wc->hInstance = (hInstance == user32_module) ? 0 : hInstance;
|
|
wc->hIcon = (HICON)classPtr->hIcon;
|
|
wc->hIconSm = (HICON)classPtr->hIconSm;
|
|
wc->hCursor = (HCURSOR)classPtr->hCursor;
|
|
wc->hbrBackground = (HBRUSH)classPtr->hbrBackground;
|
|
wc->lpszMenuName = CLASS_GetMenuNameA( classPtr );
|
|
wc->lpszClassName = name;
|
|
release_class_ptr( classPtr );
|
|
|
|
/* We must return the atom of the class here instead of just TRUE. */
|
|
return atom;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClassInfoExW (USER32.@)
|
|
*/
|
|
BOOL WINAPI GetClassInfoExW( HINSTANCE hInstance, LPCWSTR name, WNDCLASSEXW *wc )
|
|
{
|
|
ATOM atom = HIWORD(name) ? GlobalFindAtomW( name ) : LOWORD(name);
|
|
CLASS *classPtr;
|
|
|
|
TRACE("%p %s %x %p\n", hInstance, debugstr_w(name), atom, wc);
|
|
|
|
if (!hInstance) hInstance = user32_module;
|
|
|
|
if (!atom || !(classPtr = CLASS_FindClassByAtom( atom, hInstance )))
|
|
{
|
|
SetLastError( ERROR_CLASS_DOES_NOT_EXIST );
|
|
return FALSE;
|
|
}
|
|
wc->style = classPtr->style;
|
|
wc->lpfnWndProc = (WNDPROC)CLASS_GetProc( classPtr, WIN_PROC_32W );
|
|
wc->cbClsExtra = classPtr->cbClsExtra;
|
|
wc->cbWndExtra = classPtr->cbWndExtra;
|
|
wc->hInstance = (hInstance == user32_module) ? 0 : hInstance;
|
|
wc->hIcon = (HICON)classPtr->hIcon;
|
|
wc->hIconSm = (HICON)classPtr->hIconSm;
|
|
wc->hCursor = (HCURSOR)classPtr->hCursor;
|
|
wc->hbrBackground = (HBRUSH)classPtr->hbrBackground;
|
|
wc->lpszMenuName = CLASS_GetMenuNameW( classPtr );
|
|
wc->lpszClassName = name;
|
|
release_class_ptr( classPtr );
|
|
|
|
/* We must return the atom of the class here instead of just TRUE. */
|
|
return atom;
|
|
}
|
|
|
|
|
|
#if 0 /* toolhelp is in kernel, so this cannot work */
|
|
|
|
/***********************************************************************
|
|
* ClassFirst (TOOLHELP.69)
|
|
*/
|
|
BOOL16 WINAPI ClassFirst16( CLASSENTRY *pClassEntry )
|
|
{
|
|
TRACE("%p\n",pClassEntry);
|
|
pClassEntry->wNext = 1;
|
|
return ClassNext16( pClassEntry );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ClassNext (TOOLHELP.70)
|
|
*/
|
|
BOOL16 WINAPI ClassNext16( CLASSENTRY *pClassEntry )
|
|
{
|
|
int i;
|
|
CLASS *class = firstClass;
|
|
|
|
TRACE("%p\n",pClassEntry);
|
|
|
|
if (!pClassEntry->wNext) return FALSE;
|
|
for (i = 1; (i < pClassEntry->wNext) && class; i++) class = class->next;
|
|
if (!class)
|
|
{
|
|
pClassEntry->wNext = 0;
|
|
return FALSE;
|
|
}
|
|
pClassEntry->hInst = class->hInstance;
|
|
pClassEntry->wNext++;
|
|
GlobalGetAtomNameA( class->atomName, pClassEntry->szClassName,
|
|
sizeof(pClassEntry->szClassName) );
|
|
return TRUE;
|
|
}
|
|
#endif
|