]> git.saurik.com Git - wxWidgets.git/blame - src/msw/ole/oleutils.cpp
Fix to prevent Assert when there is an empty string in a combobox/choice.
[wxWidgets.git] / src / msw / ole / oleutils.cpp
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1///////////////////////////////////////////////////////////////////////////////
2// Name: ole/oleutils.cpp
3// Purpose: implementation of OLE helper functions
4// Author: Vadim Zeitlin
3f4a0c5b 5// Modified by:
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6// Created: 19.02.98
7// RCS-ID: $Id$
8// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
9// Licence: wxWindows license
10///////////////////////////////////////////////////////////////////////////////
11
12// ============================================================================
13// Declarations
14// ============================================================================
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
20#ifdef __GNUG__
21#pragma implementation "oleutils.h"
22#endif
23
24// For compilers that support precompilation, includes "wx.h".
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25#include "wx/wxprec.h"
26
27#if defined(__BORLANDC__)
28#pragma hdrstop
29#endif
30
31#include <wx/setup.h>
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32#include <wx/log.h>
33
34#include <windows.h>
35
36// OLE
37#include <wx/msw/ole/uuid.h>
38#include <wx/msw/ole/oleutils.h>
39
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40#if defined(__VISUALC__) && (__VISUALC__ > 1000)
41 #include <docobj.h>
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42#endif
43
44// ============================================================================
45// Implementation
46// ============================================================================
47
48// return TRUE if the iid is in the array
49bool IsIidFromList(REFIID riid, const IID *aIids[], size_t nCount)
50{
51 for ( size_t i = 0; i < nCount; i++ ) {
52 if ( riid == *aIids[i] )
53 return TRUE;
54 }
55
56 return FALSE;
57}
58
47d67540 59#if wxUSE_DRAG_AND_DROP
c740f496 60
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61// ----------------------------------------------------------------------------
62// Debug support
63// ----------------------------------------------------------------------------
64
3f4a0c5b 65#if defined(__WXDEBUG__) && defined(__VISUALC__) && (__VISUALC__ > 1000)
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66const char *GetIidName(REFIID riid)
67{
68 // an association between symbolic name and numeric value of an IID
69 struct KNOWN_IID {
70 const IID *pIid;
71 const char *szName;
72 };
73
74 // construct the table containing all known interfaces
75 #define ADD_KNOWN_IID(name) { &IID_I##name, #name }
76
77 static const KNOWN_IID aKnownIids[] = {
78 ADD_KNOWN_IID(AdviseSink),
79 ADD_KNOWN_IID(AdviseSink2),
80 ADD_KNOWN_IID(BindCtx),
81 ADD_KNOWN_IID(ClassFactory),
27a9bd48 82#if !defined( __VISUALC__) || (__VISUALC__!=1010)
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83 ADD_KNOWN_IID(ContinueCallback),
84 ADD_KNOWN_IID(EnumOleDocumentViews),
85 ADD_KNOWN_IID(OleCommandTarget),
86 ADD_KNOWN_IID(OleDocument),
87 ADD_KNOWN_IID(OleDocumentSite),
88 ADD_KNOWN_IID(OleDocumentView),
89 ADD_KNOWN_IID(Print),
27a9bd48 90#endif
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91 ADD_KNOWN_IID(DataAdviseHolder),
92 ADD_KNOWN_IID(DataObject),
93 ADD_KNOWN_IID(Debug),
94 ADD_KNOWN_IID(DebugStream),
95 ADD_KNOWN_IID(DfReserved1),
96 ADD_KNOWN_IID(DfReserved2),
97 ADD_KNOWN_IID(DfReserved3),
98 ADD_KNOWN_IID(Dispatch),
99 ADD_KNOWN_IID(DropSource),
100 ADD_KNOWN_IID(DropTarget),
101 ADD_KNOWN_IID(EnumCallback),
102 ADD_KNOWN_IID(EnumFORMATETC),
103 ADD_KNOWN_IID(EnumGeneric),
104 ADD_KNOWN_IID(EnumHolder),
105 ADD_KNOWN_IID(EnumMoniker),
106 ADD_KNOWN_IID(EnumOLEVERB),
107 ADD_KNOWN_IID(EnumSTATDATA),
108 ADD_KNOWN_IID(EnumSTATSTG),
109 ADD_KNOWN_IID(EnumString),
110 ADD_KNOWN_IID(EnumUnknown),
111 ADD_KNOWN_IID(EnumVARIANT),
112 ADD_KNOWN_IID(ExternalConnection),
113 ADD_KNOWN_IID(InternalMoniker),
114 ADD_KNOWN_IID(LockBytes),
115 ADD_KNOWN_IID(Malloc),
116 ADD_KNOWN_IID(Marshal),
117 ADD_KNOWN_IID(MessageFilter),
118 ADD_KNOWN_IID(Moniker),
119 ADD_KNOWN_IID(OleAdviseHolder),
120 ADD_KNOWN_IID(OleCache),
121 ADD_KNOWN_IID(OleCache2),
122 ADD_KNOWN_IID(OleCacheControl),
123 ADD_KNOWN_IID(OleClientSite),
124 ADD_KNOWN_IID(OleContainer),
125 ADD_KNOWN_IID(OleInPlaceActiveObject),
126 ADD_KNOWN_IID(OleInPlaceFrame),
127 ADD_KNOWN_IID(OleInPlaceObject),
128 ADD_KNOWN_IID(OleInPlaceSite),
129 ADD_KNOWN_IID(OleInPlaceUIWindow),
130 ADD_KNOWN_IID(OleItemContainer),
131 ADD_KNOWN_IID(OleLink),
132 ADD_KNOWN_IID(OleManager),
133 ADD_KNOWN_IID(OleObject),
134 ADD_KNOWN_IID(OlePresObj),
135 ADD_KNOWN_IID(OleWindow),
136 ADD_KNOWN_IID(PSFactory),
137 ADD_KNOWN_IID(ParseDisplayName),
138 ADD_KNOWN_IID(Persist),
139 ADD_KNOWN_IID(PersistFile),
140 ADD_KNOWN_IID(PersistStorage),
141 ADD_KNOWN_IID(PersistStream),
142 ADD_KNOWN_IID(ProxyManager),
143 ADD_KNOWN_IID(RootStorage),
144 ADD_KNOWN_IID(RpcChannel),
145 ADD_KNOWN_IID(RpcProxy),
146 ADD_KNOWN_IID(RpcStub),
147 ADD_KNOWN_IID(RunnableObject),
148 ADD_KNOWN_IID(RunningObjectTable),
149 ADD_KNOWN_IID(StdMarshalInfo),
150 ADD_KNOWN_IID(Storage),
151 ADD_KNOWN_IID(Stream),
152 ADD_KNOWN_IID(StubManager),
153 ADD_KNOWN_IID(Unknown),
154 ADD_KNOWN_IID(ViewObject),
155 ADD_KNOWN_IID(ViewObject2),
156 };
157
158 // don't clobber preprocessor name space
159 #undef ADD_KNOWN_IID
160
161 // try to find the interface in the table
c86f1403 162 for ( size_t ui = 0; ui < WXSIZEOF(aKnownIids); ui++ ) {
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163 if ( riid == *aKnownIids[ui].pIid ) {
164 return aKnownIids[ui].szName;
165 }
166 }
167
168 // unknown IID, just transform to string
169 static Uuid s_uuid;
170 s_uuid.Set(riid);
171 return s_uuid;
172}
173
174void wxLogQueryInterface(const char *szInterface, REFIID riid)
175{
176 wxLogTrace("%s::QueryInterface (iid = %s)", szInterface, GetIidName(riid));
177}
178
179void wxLogAddRef(const char *szInterface, ULONG cRef)
180{
181 wxLogTrace("After %s::AddRef: m_cRef = %d", szInterface, cRef + 1);
182}
183
184void wxLogRelease(const char *szInterface, ULONG cRef)
185{
186 wxLogTrace("After %s::Release: m_cRef = %d", szInterface, cRef - 1);
187}
188
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189#elif defined(__WXDEBUG__) && defined(__VISUALC__) && (__VISUALC__ <= 1000)
190
191// For VC++ 4
192void wxLogQueryInterface(const char *szInterface, REFIID riid)
193{
194 wxLogTrace("%s::QueryInterface", szInterface);
195}
196
197void wxLogAddRef(const char *szInterface, ULONG cRef)
198{
199 wxLogTrace("After %s::AddRef: m_cRef = %d", szInterface, cRef + 1);
200}
201
202void wxLogRelease(const char *szInterface, ULONG cRef)
203{
204 wxLogTrace("After %s::Release: m_cRef = %d", szInterface, cRef - 1);
205}
206
b2aef89b 207#endif //WXDEBUG
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208
209#endif
47d67540 210 // wxUSE_DRAG_AND_DROP