[COMCTL32] Redraw children when the combo box is dropped down.
[reactos.git] / win32ss / printing / base / ntprint / ntprint.c
1 /*
2 * Implementation of the Spooler Setup API (Printing)
3 *
4 * Copyright 2007 Detlef Riekenberg
5 *
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.
10 *
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.
15 *
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
19 */
20
21 #include <stdarg.h>
22
23 #define COBJMACROS
24
25 #include "windef.h"
26 #include "winbase.h"
27 #include "winerror.h"
28 #include "wingdi.h"
29 #include "winnls.h"
30 #include "winver.h"
31 #include "winspool.h"
32
33 #include "wine/debug.h"
34
35 WINE_DEFAULT_DEBUG_CHANNEL(ntprint);
36
37 typedef struct {
38 LPMONITOR_INFO_2W mi2; /* Buffer for installed Monitors */
39 DWORD installed; /* Number of installed Monitors */
40 } monitorinfo_t;
41
42 /*****************************************************
43 * DllMain
44 */
45 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
46 {
47 TRACE("(%p, %d, %p)\n",hinstDLL, fdwReason, lpvReserved);
48
49 switch(fdwReason)
50 {
51 case DLL_WINE_PREATTACH:
52 return FALSE; /* prefer native version */
53
54 case DLL_PROCESS_ATTACH:
55 DisableThreadLibraryCalls( hinstDLL );
56 break;
57 }
58 return TRUE;
59 }
60
61 /*****************************************************
62 * PSetupCreateMonitorInfo [NTPRINT.@]
63 *
64 *
65 */
66
67 HANDLE WINAPI PSetupCreateMonitorInfo(DWORD unknown1, WCHAR *server)
68 {
69 monitorinfo_t * mi=NULL;
70 DWORD needed;
71 DWORD res;
72
73 TRACE("(%d, %s)\n", unknown1, debugstr_w(server));
74
75 mi = HeapAlloc(GetProcessHeap(), 0, sizeof(monitorinfo_t));
76 if (!mi) {
77 /* FIXME: SetLastError() needed? */
78 return NULL;
79 }
80
81 /* Get the needed size for all Monitors */
82 res = EnumMonitorsW(server, 2, NULL, 0, &needed, &mi->installed);
83 if (!res && (GetLastError() == ERROR_INSUFFICIENT_BUFFER)) {
84 mi->mi2 = HeapAlloc(GetProcessHeap(), 0, needed);
85 res = EnumMonitorsW(server, 2, (LPBYTE) mi->mi2, needed, &needed, &mi->installed);
86 }
87
88 if (!res) {
89 HeapFree(GetProcessHeap(), 0, mi);
90 return NULL;
91 }
92
93 TRACE("=> %p (%u monitors installed)\n", mi, mi->installed);
94 return mi;
95 }
96
97 /*****************************************************
98 * PSetupDestroyMonitorInfo [NTPRINT.@]
99 *
100 */
101
102 VOID WINAPI PSetupDestroyMonitorInfo(HANDLE monitorinfo)
103 {
104 monitorinfo_t * mi = monitorinfo;
105
106 TRACE("(%p)\n", mi);
107 if (mi) {
108 if (mi->installed) HeapFree(GetProcessHeap(), 0, mi->mi2);
109 HeapFree(GetProcessHeap(), 0, mi);
110 }
111 }
112
113 /*****************************************************
114 * PSetupEnumMonitor [NTPRINT.@]
115 *
116 * Copy the selected Monitorname to a buffer
117 *
118 * PARAMS
119 * monitorinfo [I] HANDLE from PSetupCreateMonitorInfo
120 * index [I] Nr. of the Monitorname to copy
121 * buffer [I] Target, that receive the Monitorname
122 * psize [IO] PTR to a DWORD that hold the size of the buffer and receive
123 * the needed size, when the buffer is too small
124 *
125 * RETURNS
126 * Success: TRUE
127 * Failure: FALSE
128 *
129 * NOTES
130 * size is in Bytes on w2k and WCHAR on XP
131 *
132 */
133
134 BOOL WINAPI PSetupEnumMonitor(HANDLE monitorinfo, DWORD index, LPWSTR buffer, LPDWORD psize)
135 {
136 monitorinfo_t * mi = monitorinfo;
137 LPWSTR nameW;
138 DWORD len;
139
140 TRACE("(%p, %u, %p, %p) => %d\n", mi, index, buffer, psize, psize ? *psize : 0);
141
142 if (index < mi->installed) {
143 nameW = mi->mi2[index].pName;
144 len = lstrlenW(nameW) + 1;
145 if (len <= *psize) {
146 memcpy(buffer, nameW, len * sizeof(WCHAR));
147 TRACE("#%u: %s\n", index, debugstr_w(buffer));
148 return TRUE;
149 }
150 *psize = len;
151 SetLastError(ERROR_INSUFFICIENT_BUFFER);
152 return FALSE;
153 }
154 SetLastError(ERROR_NO_MORE_ITEMS);
155 return FALSE;
156 }