msvcrt/tests: Remove a space before a '\n'.
[wine/gsoc-2012-control.git] / dlls / user32 / property.c
blobd5b1bfdf51425de1e5ff98a38e3e0fcb1090e4a2
1 /*
2 * Window properties
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "config.h"
22 #include "wine/port.h"
24 #include <stdarg.h>
25 #include <string.h>
27 #include "windef.h"
28 #include "winbase.h"
29 #include "wownt32.h"
30 #include "wine/unicode.h"
31 #include "wine/winuser16.h"
32 #include "wine/server.h"
34 /* size of buffer needed to store an atom string */
35 #define ATOM_BUFFER_SIZE 256
38 /***********************************************************************
39 * get_properties
41 * Retrieve the list of properties of a given window.
42 * Returned buffer must be freed by caller.
44 static property_data_t *get_properties( HWND hwnd, int *count )
46 property_data_t *data;
47 int total = 32;
49 while (total)
51 int res = 0;
52 if (!(data = HeapAlloc( GetProcessHeap(), 0, total * sizeof(*data) ))) break;
53 *count = 0;
54 SERVER_START_REQ( get_window_properties )
56 req->window = wine_server_user_handle( hwnd );
57 wine_server_set_reply( req, data, total * sizeof(*data) );
58 if (!wine_server_call( req )) res = reply->total;
60 SERVER_END_REQ;
61 if (res && res <= total)
63 *count = res;
64 return data;
66 HeapFree( GetProcessHeap(), 0, data );
67 total = res; /* restart with larger buffer */
69 return NULL;
73 /***********************************************************************
74 * EnumPropsA_relay
76 * relay to call the EnumProps callback function from EnumPropsEx
78 static BOOL CALLBACK EnumPropsA_relay( HWND hwnd, LPSTR str, HANDLE handle, ULONG_PTR lparam )
80 PROPENUMPROCA func = (PROPENUMPROCA)lparam;
81 return func( hwnd, str, handle );
85 /***********************************************************************
86 * EnumPropsW_relay
88 * relay to call the EnumProps callback function from EnumPropsEx
90 static BOOL CALLBACK EnumPropsW_relay( HWND hwnd, LPWSTR str, HANDLE handle, ULONG_PTR lparam )
92 PROPENUMPROCW func = (PROPENUMPROCW)lparam;
93 return func( hwnd, str, handle );
97 /***********************************************************************
98 * EnumPropsA (USER32.@)
100 INT WINAPI EnumPropsA( HWND hwnd, PROPENUMPROCA func )
102 return EnumPropsExA( hwnd, EnumPropsA_relay, (LPARAM)func );
106 /***********************************************************************
107 * EnumPropsW (USER32.@)
109 INT WINAPI EnumPropsW( HWND hwnd, PROPENUMPROCW func )
111 return EnumPropsExW( hwnd, EnumPropsW_relay, (LPARAM)func );
115 /***********************************************************************
116 * GetPropA (USER32.@)
118 HANDLE WINAPI GetPropA( HWND hwnd, LPCSTR str )
120 WCHAR buffer[ATOM_BUFFER_SIZE];
122 if (!HIWORD(str)) return GetPropW( hwnd, (LPCWSTR)str );
123 if (!MultiByteToWideChar( CP_ACP, 0, str, -1, buffer, ATOM_BUFFER_SIZE )) return 0;
124 return GetPropW( hwnd, buffer );
128 /***********************************************************************
129 * GetPropW (USER32.@)
131 HANDLE WINAPI GetPropW( HWND hwnd, LPCWSTR str )
133 ULONG_PTR ret = 0;
135 SERVER_START_REQ( get_window_property )
137 req->window = wine_server_user_handle( hwnd );
138 if (!HIWORD(str)) req->atom = LOWORD(str);
139 else wine_server_add_data( req, str, strlenW(str) * sizeof(WCHAR) );
140 if (!wine_server_call_err( req )) ret = reply->data;
142 SERVER_END_REQ;
143 return (HANDLE)ret;
147 /***********************************************************************
148 * SetPropA (USER32.@)
150 BOOL WINAPI SetPropA( HWND hwnd, LPCSTR str, HANDLE handle )
152 WCHAR buffer[ATOM_BUFFER_SIZE];
154 if (!HIWORD(str)) return SetPropW( hwnd, (LPCWSTR)str, handle );
155 if (!MultiByteToWideChar( CP_ACP, 0, str, -1, buffer, ATOM_BUFFER_SIZE )) return FALSE;
156 return SetPropW( hwnd, buffer, handle );
160 /***********************************************************************
161 * SetPropW (USER32.@)
163 BOOL WINAPI SetPropW( HWND hwnd, LPCWSTR str, HANDLE handle )
165 BOOL ret;
167 SERVER_START_REQ( set_window_property )
169 req->window = wine_server_user_handle( hwnd );
170 req->data = (ULONG_PTR)handle;
171 if (!HIWORD(str)) req->atom = LOWORD(str);
172 else wine_server_add_data( req, str, strlenW(str) * sizeof(WCHAR) );
173 ret = !wine_server_call_err( req );
175 SERVER_END_REQ;
176 return ret;
180 /***********************************************************************
181 * RemovePropA (USER32.@)
183 HANDLE WINAPI RemovePropA( HWND hwnd, LPCSTR str )
185 WCHAR buffer[ATOM_BUFFER_SIZE];
187 if (!HIWORD(str)) return RemovePropW( hwnd, (LPCWSTR)str );
188 if (!MultiByteToWideChar( CP_ACP, 0, str, -1, buffer, ATOM_BUFFER_SIZE )) return 0;
189 return RemovePropW( hwnd, buffer );
193 /***********************************************************************
194 * RemovePropW (USER32.@)
196 HANDLE WINAPI RemovePropW( HWND hwnd, LPCWSTR str )
198 ULONG_PTR ret = 0;
200 SERVER_START_REQ( remove_window_property )
202 req->window = wine_server_user_handle( hwnd );
203 if (!HIWORD(str)) req->atom = LOWORD(str);
204 else wine_server_add_data( req, str, strlenW(str) * sizeof(WCHAR) );
205 if (!wine_server_call_err( req )) ret = reply->data;
207 SERVER_END_REQ;
209 return (HANDLE)ret;
213 /***********************************************************************
214 * EnumPropsExA (USER32.@)
216 INT WINAPI EnumPropsExA(HWND hwnd, PROPENUMPROCEXA func, LPARAM lParam)
218 int ret = -1, i, count;
219 property_data_t *list = get_properties( hwnd, &count );
221 if (list)
223 for (i = 0; i < count; i++)
225 char string[ATOM_BUFFER_SIZE];
226 if (!GlobalGetAtomNameA( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
227 if (!(ret = func( hwnd, string, (HANDLE)(ULONG_PTR)list[i].data, lParam ))) break;
229 HeapFree( GetProcessHeap(), 0, list );
231 return ret;
235 /***********************************************************************
236 * EnumPropsExW (USER32.@)
238 INT WINAPI EnumPropsExW(HWND hwnd, PROPENUMPROCEXW func, LPARAM lParam)
240 int ret = -1, i, count;
241 property_data_t *list = get_properties( hwnd, &count );
243 if (list)
245 for (i = 0; i < count; i++)
247 WCHAR string[ATOM_BUFFER_SIZE];
248 if (!GlobalGetAtomNameW( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
249 if (!(ret = func( hwnd, string, (HANDLE)(ULONG_PTR)list[i].data, lParam ))) break;
251 HeapFree( GetProcessHeap(), 0, list );
253 return ret;
257 /***********************************************************************
258 * EnumProps (USER.27)
260 INT16 WINAPI EnumProps16( HWND16 hwnd, PROPENUMPROC16 func )
262 int ret = -1, i, count;
263 property_data_t *list = get_properties( HWND_32(hwnd), &count );
265 if (list)
267 char string[ATOM_BUFFER_SIZE];
268 SEGPTR segptr = MapLS( string );
269 WORD args[4];
270 DWORD result;
272 for (i = 0; i < count; i++)
274 if (list[i].string) /* it was a string originally */
276 if (!GlobalGetAtomNameA( list[i].atom, string, ATOM_BUFFER_SIZE )) continue;
277 args[3] = hwnd;
278 args[2] = SELECTOROF(segptr);
279 args[1] = OFFSETOF(segptr);
280 args[0] = LOWORD(list[i].data);
282 else
284 args[3] = hwnd;
285 args[2] = 0;
286 args[1] = list[i].atom;
287 args[0] = LOWORD(list[i].data);
289 WOWCallback16Ex( (DWORD)func, WCB16_PASCAL, sizeof(args), args, &result );
290 if (!(ret = LOWORD(result))) break;
292 UnMapLS( segptr );
293 HeapFree( GetProcessHeap(), 0, list );
295 return ret;