4 * Copyright 1995, 1996, 2001 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include "wine/winuser16.h"
29 #include "wine/server.h"
32 /* size of buffer needed to store an atom string */
33 #define ATOM_BUFFER_SIZE 256
36 /***********************************************************************
39 * Retrieve the list of properties of a given window.
40 * Returned buffer must be freed by caller.
42 static property_data_t *get_properties( HWND hwnd, int *count )
44 property_data_t *data;
50 if (!(data = HeapAlloc( GetProcessHeap(), 0, total * sizeof(*data) ))) break;
52 SERVER_START_REQ( get_window_properties )
55 wine_server_add_data( req, data, total * sizeof(*data) );
56 if (!wine_server_call( req )) res = reply->total;
59 if (res && res <= total)
64 HeapFree( GetProcessHeap(), 0, data );
65 total = res; /* restart with larger buffer */
71 /***********************************************************************
74 * relay to call the EnumProps callback function from EnumPropsEx
76 static BOOL CALLBACK EnumPropsA_relay( HWND hwnd, LPCSTR str, HANDLE handle, ULONG_PTR lparam )
78 PROPENUMPROCA func = (PROPENUMPROCA)lparam;
79 return func( hwnd, str, handle );
83 /***********************************************************************
86 * relay to call the EnumProps callback function from EnumPropsEx
88 static BOOL CALLBACK EnumPropsW_relay( HWND hwnd, LPCWSTR str, HANDLE handle, ULONG_PTR lparam )
90 PROPENUMPROCW func = (PROPENUMPROCW)lparam;
91 return func( hwnd, str, handle );
95 /***********************************************************************
96 * EnumPropsA (USER32.@)
98 INT WINAPI EnumPropsA( HWND hwnd, PROPENUMPROCA func )
100 return EnumPropsExA( hwnd, EnumPropsA_relay, (LPARAM)func );
104 /***********************************************************************
105 * EnumPropsW (USER32.@)
107 INT WINAPI EnumPropsW( HWND hwnd, PROPENUMPROCW func )
109 return EnumPropsExW( hwnd, EnumPropsW_relay, (LPARAM)func );
113 /***********************************************************************
114 * GetPropA (USER32.@)
116 HANDLE WINAPI GetPropA( HWND hwnd, LPCSTR str )
121 if (!HIWORD(str)) atom = LOWORD(str);
122 else if (!(atom = GlobalFindAtomA( str ))) return 0;
124 SERVER_START_REQ( get_window_property )
128 if (!wine_server_call_err( req )) ret = reply->handle;
135 /***********************************************************************
136 * GetPropW (USER32.@)
138 HANDLE WINAPI GetPropW( HWND hwnd, LPCWSTR str )
143 if (!HIWORD(str)) atom = LOWORD(str);
144 else if (!(atom = GlobalFindAtomW( str ))) return 0;
146 SERVER_START_REQ( get_window_property )
150 if (!wine_server_call_err( req )) ret = reply->handle;
157 /***********************************************************************
158 * SetPropA (USER32.@)
160 BOOL WINAPI SetPropA( HWND hwnd, LPCSTR str, HANDLE handle )
165 if (!HIWORD(str)) atom = LOWORD(str);
166 else if (!(atom = GlobalAddAtomA( str ))) return FALSE;
168 SERVER_START_REQ( set_window_property )
172 req->string = (HIWORD(str) != 0);
173 req->handle = handle;
174 ret = !wine_server_call_err( req );
178 if (HIWORD(str)) GlobalDeleteAtom( atom );
183 /***********************************************************************
184 * SetPropW (USER32.@)
186 BOOL WINAPI SetPropW( HWND hwnd, LPCWSTR str, HANDLE handle )
191 if (!HIWORD(str)) atom = LOWORD(str);
192 else if (!(atom = GlobalAddAtomW( str ))) return FALSE;
194 SERVER_START_REQ( set_window_property )
198 req->string = (HIWORD(str) != 0);
199 req->handle = handle;
200 ret = !wine_server_call_err( req );
204 if (HIWORD(str)) GlobalDeleteAtom( atom );
209 /***********************************************************************
210 * RemovePropA (USER32.@)
212 HANDLE WINAPI RemovePropA( HWND hwnd, LPCSTR str )
217 if (!HIWORD(str)) return RemovePropW( hwnd, MAKEINTATOMW(LOWORD(str)) );
219 if ((atom = GlobalAddAtomA( str )))
221 ret = RemovePropW( hwnd, MAKEINTATOMW(atom) );
222 GlobalDeleteAtom( atom );
228 /***********************************************************************
229 * RemovePropW (USER32.@)
231 HANDLE WINAPI RemovePropW( HWND hwnd, LPCWSTR str )
236 if (!HIWORD(str)) atom = LOWORD(str);
237 else if (!(atom = GlobalAddAtomW( str ))) return 0;
239 SERVER_START_REQ( remove_window_property )
243 if (!wine_server_call_err( req )) ret = reply->handle;
247 if (HIWORD(str)) GlobalDeleteAtom( atom );
252 /***********************************************************************
253 * EnumPropsExA (USER32.@)
255 INT WINAPI EnumPropsExA(HWND hwnd, PROPENUMPROCEXA func, LPARAM lParam)
257 int ret = -1, i, count;
258 property_data_t *list = get_properties( hwnd, &count );
262 for (i = 0; i < count; i++)
264 char string[ATOM_BUFFER_SIZE];
265 if (!GlobalGetAtomNameA( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
266 if (!(ret = func( hwnd, string, list[i].handle, lParam ))) break;
268 HeapFree( GetProcessHeap(), 0, list );
274 /***********************************************************************
275 * EnumPropsExW (USER32.@)
277 INT WINAPI EnumPropsExW(HWND hwnd, PROPENUMPROCEXW func, LPARAM lParam)
279 int ret = -1, i, count;
280 property_data_t *list = get_properties( hwnd, &count );
284 for (i = 0; i < count; i++)
286 WCHAR string[ATOM_BUFFER_SIZE];
287 if (!GlobalGetAtomNameW( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
288 if (!(ret = func( hwnd, string, list[i].handle, lParam ))) break;
290 HeapFree( GetProcessHeap(), 0, list );
296 /***********************************************************************
297 * EnumProps (USER.27)
299 INT16 WINAPI EnumProps16( HWND16 hwnd, PROPENUMPROC16 func )
301 int ret = -1, i, count;
302 property_data_t *list = get_properties( HWND_32(hwnd), &count );
306 char string[ATOM_BUFFER_SIZE];
307 SEGPTR segptr = MapLS( string );
311 for (i = 0; i < count; i++)
313 if (list[i].string) /* it was a string originally */
315 if (!GlobalGetAtomNameA( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
317 args[2] = SELECTOROF(segptr);
318 args[1] = OFFSETOF(segptr);
319 args[0] = LOWORD(list[i].handle);
325 args[1] = list[i].atom;
326 args[0] = LOWORD(list[i].handle);
328 WOWCallback16Ex( (DWORD)func, WCB16_PASCAL, sizeof(args), args, &result );
329 if (!(ret = LOWORD(result))) break;
332 HeapFree( GetProcessHeap(), 0, list );