xref: /aoo42x/main/svl/source/svdde/ddedata.cxx (revision cdf0e10c)
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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_svl.hxx"
30 
31 // ACHTUNG: es wird angenommen, dass StarView-Clipboard-Foamatnummern
32 // und Windows-Formatnummern identisch sind! Ist dies einmal nicht der
33 // Fall, muessen die Routinen hier angepasst werden. Die Implementation
34 // verwendet die hier defineirten Konversionen.
35 
36 #define UNICODE
37 
38 #include <string.h>
39 #include "ddeimp.hxx"
40 #include <svl/svdde.hxx>
41 
42 #include <osl/thread.h>
43 
44 // --- DdeData::DdeData() ------------------------------------------
45 
46 DdeData::DdeData()
47 {
48 	pImp = new DdeDataImp;
49 	pImp->hData = NULL;
50 	pImp->nData = 0;
51 	pImp->pData = NULL;
52 	pImp->nFmt  = CF_TEXT;
53 }
54 
55 // --- DdeData::DdeData() ------------------------------------------
56 
57 DdeData::DdeData( const void* p, long n, sal_uLong f )
58 {
59 	pImp = new DdeDataImp;
60 	pImp->hData = NULL;
61 	pImp->pData = (LPBYTE)p;
62 	pImp->nData = n;
63 	pImp->nFmt  = f;
64 }
65 
66 // --- DdeData::DdeData() ------------------------------------------
67 
68 DdeData::DdeData( const String& s )
69 {
70 	pImp = new DdeDataImp;
71 	pImp->hData = NULL;
72 	pImp->pData = (LPBYTE)s.GetBuffer();
73 	pImp->nData = s.Len()+1;
74 	pImp->nFmt  = CF_TEXT;
75 }
76 
77 // --- DdeData::DdeData() ------------------------------------------
78 
79 DdeData::DdeData( const DdeData& rData )
80 {
81 	pImp = new DdeDataImp;
82 	pImp->hData = rData.pImp->hData;
83 	pImp->nData = rData.pImp->nData;
84 	pImp->pData = rData.pImp->pData;
85 	pImp->nFmt  = rData.pImp->nFmt;
86 	Lock();
87 }
88 
89 // --- DdeData::~DdeData() -----------------------------------------
90 
91 DdeData::~DdeData()
92 {
93 	if ( pImp && pImp->hData )
94 		DdeUnaccessData( pImp->hData );
95 	delete pImp;
96 }
97 
98 // --- DdeData::Lock() ---------------------------------------------
99 
100 void DdeData::Lock()
101 {
102 	if ( pImp->hData )
103 		pImp->pData = DdeAccessData( pImp->hData, (LPDWORD) &pImp->nData );
104 }
105 
106 // --- DdeData::GetFormat() ----------------------------------------
107 
108 sal_uLong DdeData::GetFormat() const
109 {
110 	return pImp->nFmt;
111 }
112 
113 void DdeData::SetFormat( sal_uLong nFmt )
114 {
115 	pImp->nFmt = nFmt;
116 }
117 
118 // --- DdeData::operator const char*() -----------------------------
119 
120 DdeData::operator const void*() const
121 {
122 	return pImp->pData;
123 }
124 
125 // --- DdeData::operator long() ------------------------------------
126 
127 DdeData::operator long() const
128 {
129 	return pImp->nData;
130 }
131 
132 // --- DdeData::operator =() ---------------------------------------
133 
134 DdeData& DdeData::operator = ( const DdeData& rData )
135 {
136 	if ( &rData != this )
137 	{
138 		DdeData tmp( rData );
139 		delete pImp;
140 		pImp = tmp.pImp;
141 		tmp.pImp = NULL;
142 	}
143 
144 	return *this;
145 }
146 
147 sal_uLong DdeData::GetExternalFormat( sal_uLong nFmt )
148 {
149 	switch( nFmt )
150 	{
151 	case FORMAT_STRING:
152 		nFmt = CF_TEXT;
153 		break;
154 	case FORMAT_BITMAP:
155 		nFmt = CF_BITMAP;
156 		break;
157 	case FORMAT_GDIMETAFILE:
158 		nFmt = CF_METAFILEPICT;
159 		break;
160 
161 	default:
162 		{
163 #if defined(WNT) || defined( PM2 )
164 			String aName( SotExchange::GetFormatName( nFmt ) );
165 
166 #if defined(WNT)
167 
168 			if( aName.Len() )
169 				nFmt = RegisterClipboardFormat( reinterpret_cast<LPCWSTR>(aName.GetBuffer()) );
170 #endif
171 #if defined( PM2 )
172 
173 			if( aName.Len() )
174 			{
175 				HATOMTBL hSysTable = WinQuerySystemAtomTable();
176 				nFmt = (sal_uLong)WinAddAtom( hSysTable, (PSZ)aName.GetBuffer() );
177 			}
178 #endif
179 #endif
180 		}
181 	}
182 	return nFmt;
183 }
184 
185 sal_uLong DdeData::GetInternalFormat( sal_uLong nFmt )
186 {
187 	switch( nFmt )
188 	{
189 	case CF_TEXT:
190 		nFmt = FORMAT_STRING;
191 		break;
192 
193 	case CF_BITMAP:
194 		nFmt = FORMAT_BITMAP;
195 		break;
196 
197 	case CF_METAFILEPICT:
198 		nFmt = FORMAT_GDIMETAFILE;
199 		break;
200 
201 	default:
202 #if defined(WNT)
203 		if( nFmt >= CF_MAX )
204 		{
205 			TCHAR szName[ 256 ];
206 
207 			if( GetClipboardFormatName( nFmt, szName, sizeof(szName) ) )
208 				nFmt = SotExchange::RegisterFormatName( String(reinterpret_cast<const sal_Unicode*>(szName)) );
209 		}
210 #endif
211 #if defined(PM2)
212 		if( nFmt > CF_PALETTE )
213 		{
214 			char szName[ 256 ];
215 
216 			HATOMTBL hSysTable = WinQuerySystemAtomTable();
217 			WinQueryAtomName( hSysTable, (ATOM)nFmt, (PSZ)szName,
218 								sizeof( szName ) );
219 			nFmt = SotExchange::RegisterFormatName( String( szName ) );
220 		}
221 #endif
222 		break;
223 	}
224 	return nFmt;
225 }
226 
227