source: trunk/src/comdlg32/initcomdlg32.cpp@ 10384

Last change on this file since 10384 was 9990, checked in by sandervl, 23 years ago

KSO: Corrected default printer init. It was crashing with big printer setups and not handling multiple drivers per device correctly
File size: 8.9 KB
Line 
1/* $Id: initcomdlg32.cpp,v 1.5 2003-04-08 12:43:29 sandervl Exp $ */
2/*
3 * DLL entry point
4 *
5 * Copyright 1998 Sander van Leeuwen
6 * Copyright 1998 Peter Fitzsimmons
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12
13/*-------------------------------------------------------------*/
14/* INITERM.C -- Source for a custom dynamic link library */
15/* initialization and termination (_DLL_InitTerm) */
16/* function. */
17/* */
18/* When called to perform initialization, this sample function */
19/* gets storage for an array of integers, and initializes its */
20/* elements with random integers. At termination time, it */
21/* frees the array. Substitute your own special processing. */
22/*-------------------------------------------------------------*/
23
24
25/* Include files */
26#define INCL_DOSMODULEMGR
27#define INCL_DOSPROCESS
28#define INCL_WINSHELLDATA
29#include <os2wrap.h> //Odin32 OS/2 api wrappers
30#include <stdlib.h>
31#include <stdio.h>
32#include <string.h>
33#include <odin.h>
34#include <win32type.h>
35#include <win32api.h>
36#include <winconst.h>
37#include <odinlx.h>
38#include <misc.h> /*PLF Wed 98-03-18 23:18:15*/
39#include <initdll.h>
40
41extern "C" {
42 //Win32 resource table (produced by wrc)
43 extern DWORD comdlg32_PEResTab;
44
45 BOOL WINAPI COMDLG32_DllEntryPoint(HINSTANCE hInstance, DWORD Reason, LPVOID Reserved);
46}
47
48static HMODULE dllHandle = 0;
49
50//******************************************************************************
51//******************************************************************************
52BOOL WINAPI LibMainComdlg32(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
53{
54 switch (fdwReason)
55 {
56 case DLL_PROCESS_ATTACH:
57 {
58 /*
59 * Find default printer and write name to win.ini
60 * Format: queuename,driver,portname
61 */
62 char szWinDefPrn[256];
63 szWinDefPrn[0] = '\0';
64
65 /*
66 * OS/2 stores the default printer as a combination of printerdevice and queue.
67 *
68 * Printer Device is related to one port. It may have multiple printer
69 * drivers because the port may serve multiple queues with different drivers.
70 * The Ports are related to multiple queues.
71 *
72 * So we take the default default printer+queue combination and finds the
73 */
74 char szDefPrnDev[20];
75 char szDefPrnQue[20];
76 if (PrfQueryProfileString(HINI_PROFILE, "PM_SPOOLER", "PRINTER", "",
77 szDefPrnDev, sizeof(szDefPrnDev)) > 1
78 && PrfQueryProfileString(HINI_PROFILE, "PM_SPOOLER", "QUEUE", "",
79 szDefPrnQue, sizeof(szDefPrnQue)) > 1
80 && szDefPrnDev[0]
81 && szDefPrnQue[0]
82 )
83 {
84 char *psz;
85 /* remove everything beyond the first ';' */
86 if ((psz = strchr(szDefPrnDev, ';')) != NULL)
87 *psz = '\0';
88 if ((psz = strchr(szDefPrnQue, ';')) != NULL)
89 *psz = '\0';
90
91 /*
92 * Now we must lookup the port name from the device settings.
93 * This is a string of this form:
94 * <port>;<driver1>[,<driver2>;<queue1>[,<queue2>];?;?;
95 */
96 ULONG cb = 0;
97 if (PrfQueryProfileSize(HINI_SYSTEMPROFILE, "PM_SPOOLER_PRINTER", szDefPrnDev, &cb)
98 && cb > 0)
99 {
100 char *pszBufD = (char*)malloc(cb + 1);
101 if (pszBufD
102 && PrfQueryProfileString(HINI_SYSTEMPROFILE, "PM_SPOOLER_PRINTER", szDefPrnDev,
103 NULL, pszBufD, cb + 1)
104 > 1
105 )
106 {
107 /*
108 * Now get the Default printer driver for the queue.
109 * This is stored as a ';' separated list of drivers, the first one is the default.
110 */
111 if (PrfQueryProfileSize(HINI_SYSTEMPROFILE, "PM_SPOOLER_QUEUE_DD", szDefPrnQue, &cb)
112 && cb > 0)
113 {
114 char *pszBufQ = (char*)malloc(cb + 1);
115 if (pszBufQ
116 && PrfQueryProfileString(HINI_SYSTEMPROFILE, "PM_SPOOLER_QUEUE_DD", szDefPrnQue,
117 NULL, pszBufQ, cb + 1)
118 > 1
119 )
120 {
121 /*
122 * We got everything now. just find the parts we need.
123 * First printer driver from QUEUE_DD
124 * Port name of the device.
125 */
126 if ((psz = strchr(pszBufQ, ';')) != NULL)
127 *psz = '\0';
128 if ((psz = strchr(pszBufQ, ',')) != NULL) //paranoia! in case comman separated list of some kind.
129 *psz = '\0';
130 if ((psz = strchr(pszBufD, ';')) != NULL)
131 *psz = '\0';
132 if ((psz = strchr(pszBufD, ',')) != NULL) //paranoia in case comman separated list of some kind.
133 *psz = '\0';
134
135 /*
136 * Now make default printer string for the win.ini.
137 */
138 strcpy(szWinDefPrn, szDefPrnQue);
139 strcat(strcat(szWinDefPrn, ","), pszBufQ);
140 strcat(strcat(szWinDefPrn, ","), pszBufD);
141 dprintf(("LibMainComdlg32: Successfully found default printer.'%s'", szWinDefPrn));
142 free(pszBufQ);
143 }
144 }
145 else
146 {
147 /* OS/2 the device may exist though the default queue is destroyed.
148 * it may still exist even if there are no queues on the system at all!
149 */
150 dprintf(("LibMainComdlg32: no queue driver entry for '%s'.", szDefPrnQue));
151 }
152
153 free(pszBufD);
154 }
155 }
156 else
157 {
158 /* OS/2 doesn't remove the default settings if the default queue/printer is deleted. */
159 dprintf(("LibMainComdlg32: can't find device settings for '%s'.", szDefPrnDev));
160 }
161 }
162 else
163 {
164 dprintf(("LibMainComdlg32: no default printer? szDefPrnDev='%s' szDefPrnQue='%s'.", szDefPrnDev, szDefPrnQue));
165 }
166
167 //Now get real printer name the one that will be used in DC calls
168 WriteProfileStringA("windows", "device", szWinDefPrn);
169
170 return COMDLG32_DllEntryPoint(hinstDLL, fdwReason, fImpLoad);
171 }
172
173 case DLL_THREAD_ATTACH:
174 case DLL_THREAD_DETACH:
175 case DLL_PROCESS_DETACH:
176 COMDLG32_DllEntryPoint(hinstDLL, fdwReason, fImpLoad);
177 return TRUE;
178 }
179 return FALSE;
180}
181/****************************************************************************/
182/* _DLL_InitTerm is the function that gets called by the operating system */
183/* loader when it loads and frees this DLL for each process that accesses */
184/* this DLL. However, it only gets called the first time the DLL is loaded */
185/* and the last time it is freed for a particular process. The system */
186/* linkage convention MUST be used because the operating system loader is */
187/* calling this function. */
188/****************************************************************************/
189ULONG APIENTRY inittermComdlg32(ULONG hModule, ULONG ulFlag)
190{
191 size_t i;
192 APIRET rc;
193
194 /*-------------------------------------------------------------------------*/
195 /* If ulFlag is zero then the DLL is being loaded so initialization should */
196 /* be performed. If ulFlag is 1 then the DLL is being freed so */
197 /* termination should be performed. */
198 /*-------------------------------------------------------------------------*/
199
200 switch (ulFlag) {
201 case 0 :
202 dllHandle = RegisterLxDll(hModule, LibMainComdlg32, (PVOID)&comdlg32_PEResTab,
203 COMDLG32_MAJORIMAGE_VERSION, COMDLG32_MINORIMAGE_VERSION,
204 IMAGE_SUBSYSTEM_WINDOWS_GUI);
205 if(dllHandle == 0)
206 return 0UL;
207
208 break;
209 case 1 :
210 if(dllHandle) {
211 UnregisterLxDll(dllHandle);
212 }
213 break;
214 default :
215 return 0UL;
216 }
217
218 /***********************************************************/
219 /* A non-zero value must be returned to indicate success. */
220 /***********************************************************/
221 return 1UL;
222}
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