[RICHED20] Fail elegantly if pRow or pPara is NULL on ME_EnsureVisible (#4126)
[reactos.git] / win32ss / printing / base / printui / printui.c
1 /*
2 * Implementation of the Printer User Interface Dialogs
3 *
4 * Copyright 2006-2007 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 "wingdi.h"
28 #include "winuser.h"
29 #include "winreg.h"
30 #include "winver.h"
31 #include "winnls.h"
32 #include "shellapi.h"
33
34 #include "wine/debug.h"
35 #include "printui_private.h"
36
37 WINE_DEFAULT_DEBUG_CHANNEL(printui);
38
39 /* ################################# */
40
41 /* Must be in order with OPT_* */
42 static const WCHAR optionsW[OPT_MAX+1]={'a','b','c','f','h','j','l','m','n','t','r','v',0};
43
44 /* Must be in order with FLAG_* */
45 static const WCHAR flagsW[FLAG_MAX+1]={'q','w','y','z','Z',0};
46
47
48 /* ################################
49 * get_next_wstr() [Internal]
50 *
51 * Get the next WSTR, when available
52 *
53 */
54
55 static LPWSTR get_next_wstr(context_t * cx)
56 {
57 LPWSTR ptr;
58
59 ptr = cx->pNextCharW;
60 if (ptr && ptr[0]) {
61 cx->pNextCharW = NULL;
62 return ptr;
63 }
64
65 /* Get the next Parameter, when available */
66 if (cx->next_arg < cx->argc) {
67 ptr = cx->argv[cx->next_arg];
68 cx->next_arg++;
69 cx->pNextCharW = NULL;
70 return ptr;
71 }
72 return NULL;
73 }
74
75
76 /* ################################
77 * get_next_wchar() [Internal]
78 *
79 * Get the next WCHAR from the Commandline or from the File (@ Filename)
80 *
81 * ToDo: Support Parameter from a File ( "@Filename" )
82 *
83 */
84
85 static WCHAR get_next_wchar(context_t * cx, BOOL use_next_parameter)
86 {
87 WCHAR c;
88
89 /* Try the next WCHAR in the actual Parameter */
90 if (cx->pNextCharW) {
91 c = *cx->pNextCharW;
92 if (c) {
93 cx->pNextCharW++;
94 return c;
95 }
96 /* We reached the end of the Parameter */
97 cx->pNextCharW = NULL;
98 }
99
100 /* Get the next Parameter, when available and allowed */
101 if ((cx->pNextCharW == NULL) && (cx->next_arg < cx->argc) && (use_next_parameter)) {
102 cx->pNextCharW = cx->argv[cx->next_arg];
103 cx->next_arg++;
104 }
105
106 if (cx->pNextCharW) {
107 c = *cx->pNextCharW;
108 if (c) {
109 cx->pNextCharW++;
110 }
111 else
112 {
113 /* We reached the end of the Parameter */
114 cx->pNextCharW = NULL;
115 }
116 return c;
117 }
118 return '\0';
119 }
120
121 /* ################################ */
122 static BOOL parse_rundll(context_t * cx)
123 {
124 LPWSTR ptr;
125 DWORD index;
126 WCHAR txtW[2];
127 WCHAR c;
128
129
130 c = get_next_wchar(cx, TRUE);
131 txtW[1] = '\0';
132
133 while (c)
134 {
135
136 while ( (c == ' ') || (c == '\t'))
137 {
138 c = get_next_wchar(cx, TRUE);
139 }
140 txtW[0] = c;
141
142 if (c == '@') {
143 /* read commands from a File */
144 ptr = get_next_wstr(cx);
145 FIXME("redir not supported: %s\n", debugstr_w(ptr));
146 return FALSE;
147 }
148 else if (c == '/') {
149 c = get_next_wchar(cx, FALSE);
150 while ( c )
151 {
152 txtW[0] = c;
153 ptr = wcschr(optionsW, c);
154 if (ptr) {
155 index = ptr - optionsW;
156 cx->options[index] = get_next_wstr(cx);
157 TRACE(" opt: %s %s\n", debugstr_w(txtW), debugstr_w(cx->options[index]));
158 c = 0;
159 }
160 else
161 {
162 ptr = wcschr(flagsW, c);
163 if (ptr) {
164 index = ptr - flagsW;
165 cx->flags[index] = TRUE;
166 TRACE("flag: %s\n", debugstr_w(txtW));
167 }
168 else
169 {
170 cx->command = c;
171 cx->subcommand = '\0';
172 TRACE(" cmd: %s\n", debugstr_w(txtW));
173 }
174
175 /* help has priority over all commands */
176 if (c == '?') {
177 return TRUE;
178 }
179
180 c = get_next_wchar(cx, FALSE);
181
182 /* Some commands use two wchar */
183 if ((cx->command == 'd') || (cx->command == 'g') || (cx->command == 'i') ||
184 (cx->command == 'S') || (cx->command == 'X') ){
185 cx->subcommand = c;
186 txtW[0] = c;
187 TRACE(" sub: %s\n", debugstr_w(txtW));
188 c = get_next_wchar(cx, FALSE);
189 }
190 }
191 }
192 c = get_next_wchar(cx, TRUE);
193
194 }
195 else
196 {
197 /* The commands 'S' and 'X' have additional Parameter */
198 if ((cx->command == 'S') || (cx->command == 'X')) {
199
200 /* the actual WCHAR is the start from the extra Parameter */
201 cx->pNextCharW--;
202 TRACE("%d extra Parameter, starting with %s\n", 1 + (cx->argc - cx->next_arg), debugstr_w(cx->pNextCharW));
203 return TRUE;
204 }
205 FIXME("0x%x: %s is unknown\n", c, debugstr_wn(&c, 1));
206 return FALSE;
207 }
208
209 }
210 return TRUE;
211 }
212
213 /*****************************************************
214 * DllMain
215 */
216 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
217 {
218 TRACE("(%p, %d, %p)\n",hinstDLL, fdwReason, lpvReserved);
219
220 switch(fdwReason)
221 {
222 case DLL_WINE_PREATTACH:
223 return FALSE; /* prefer native version */
224
225 case DLL_PROCESS_ATTACH:
226 DisableThreadLibraryCalls( hinstDLL );
227 break;
228 }
229 return TRUE;
230 }
231
232
233 /*****************************************************
234 * PrintUIEntryW [printui.@]
235 * Commandline-Interface for using printui.dll with rundll32.exe
236 *
237 */
238 void WINAPI PrintUIEntryW(HWND hWnd, HINSTANCE hInst, LPCWSTR pCommand, DWORD nCmdShow)
239 {
240 context_t cx;
241 BOOL res = FALSE;
242
243 TRACE("(%p, %p, %s, 0x%x)\n", hWnd, hInst, debugstr_w(pCommand), nCmdShow);
244
245 memset(&cx, 0, sizeof(context_t));
246 cx.hWnd = hWnd;
247 cx.nCmdShow = nCmdShow;
248
249 if ((pCommand) && (pCommand[0])) {
250 /* result is allocated with GlobalAlloc() */
251 cx.argv = CommandLineToArgvW(pCommand, &cx.argc);
252 TRACE("got %d args at %p\n", cx.argc, cx.argv);
253
254 res = parse_rundll(&cx);
255 }
256
257 if (res && cx.command) {
258 switch (cx.command)
259 {
260
261 default:
262 {
263 WCHAR txtW[3];
264 txtW[0] = cx.command;
265 txtW[1] = cx.subcommand;
266 txtW[2] = '\0';
267 FIXME("command not implemented: %s\n", debugstr_w(txtW));
268 }
269 }
270 }
271
272 if ((res == FALSE) || (cx.command == '\0')) {
273 FIXME("dialog: Printer / The operation was not successful\n");
274 }
275
276 GlobalFree(cx.argv);
277
278 }