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wxFormatConverter test rewritten for CppUnit (patch #910051)
[wxWidgets.git] / src / mac / carbon / dataobj.cpp
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72e7876b 1///////////////////////////////////////////////////////////////////////////////
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2// Name: mac/dataobj.cpp
3// Purpose: implementation of wxDataObject class
4// Author: Stefan Csomor
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5// Modified by:
6// Created: 10/21/99
7// RCS-ID: $Id$
427ff662 8// Copyright: (c) 1999 Stefan Csomor
6aa89a22 9// Licence: wxWindows licence
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10///////////////////////////////////////////////////////////////////////////////
11
12// ============================================================================
13// declarations
14// ============================================================================
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
20#ifdef __GNUG__
21 #pragma implementation "dataobj.h"
22#endif
23
24// For compilers that support precompilation, includes "wx.h".
25#include "wx/wxprec.h"
26
27#ifndef WX_PRECOMP
28#include "wx/intl.h"
29#endif
30#include "wx/defs.h"
31
32#include "wx/log.h"
33#include "wx/dataobj.h"
34#include "wx/mstream.h"
35#include "wx/image.h"
76a5e5d2 36#include "wx/mac/private.h"
427ff662 37#include "Scrap.h"
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38
39// ----------------------------------------------------------------------------
40// functions
41// ----------------------------------------------------------------------------
42
43// ----------------------------------------------------------------------------
44// wxDataFormat
45// ----------------------------------------------------------------------------
46
47wxDataFormat::wxDataFormat()
48{
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49 m_type = wxDF_INVALID;
50 m_format = 0;
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51}
52
2f1ae414 53wxDataFormat::wxDataFormat( wxDataFormatId vType )
72e7876b 54{
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55 SetType(vType);
56}
57
2f1ae414 58wxDataFormat::wxDataFormat( const wxChar* zId)
72e7876b 59{
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60 SetId(zId);
61}
62
2f1ae414 63wxDataFormat::wxDataFormat( const wxString& rId)
72e7876b 64{
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65 SetId(rId);
66}
67
2f1ae414 68wxDataFormat::wxDataFormat( NativeFormat vFormat)
72e7876b 69{
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70 SetId(vFormat);
71}
72
2f1ae414 73void wxDataFormat::SetType( wxDataFormatId Type )
72e7876b 74{
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75 m_type = Type;
76
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77 if (m_type == wxDF_TEXT )
78 m_format = kScrapFlavorTypeText;
79 else if (m_type == wxDF_UNICODETEXT )
80 m_format = kScrapFlavorTypeUnicode ;
2f1ae414 81 else if (m_type == wxDF_BITMAP || m_type == wxDF_METAFILE )
427ff662 82 m_format = kScrapFlavorTypePicture;
2f1ae414 83 else if (m_type == wxDF_FILENAME)
a07c1212 84 m_format = kDragFlavorTypeHFS ;
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85 else
86 {
87 wxFAIL_MSG( wxT("invalid dataformat") );
72e7876b 88
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89 // this is '????' but it can't be used in the code because ??' is
90 // parsed as a trigraph!
91 m_format = 0x3f3f3f3f;
63b8dd39 92 }
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93}
94
95wxString wxDataFormat::GetId() const
96{
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97 // note that m_format is not a pointer to string, it *is* itself a 4
98 // character string
99 char text[5] ;
100 strncpy( text , (char*) &m_format , 4 ) ;
101 text[4] = 0 ;
102
427ff662 103 return wxString::FromAscii( text ) ;
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104}
105
2f1ae414 106void wxDataFormat::SetId( NativeFormat format )
72e7876b 107{
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108 m_format = format;
109
427ff662 110 if (m_format == kScrapFlavorTypeText)
72e7876b 111 m_type = wxDF_TEXT;
63b8dd39 112 else if (m_format == kScrapFlavorTypeUnicode )
427ff662 113 m_type = wxDF_UNICODETEXT;
63b8dd39 114 else if (m_format == kScrapFlavorTypePicture)
72e7876b 115 m_type = wxDF_BITMAP;
63b8dd39 116 else if (m_format == kDragFlavorTypeHFS )
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117 m_type = wxDF_FILENAME;
118 else
119 m_type = wxDF_PRIVATE;
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120}
121
2f1ae414 122void wxDataFormat::SetId( const wxChar* zId )
72e7876b 123{
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124 m_type = wxDF_PRIVATE;
125 m_format = 0;// TODO: get the format gdk_atom_intern( wxMBSTRINGCAST tmp.mbc_str(), FALSE );
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126}
127
128//-------------------------------------------------------------------------
129// wxDataObject
130//-------------------------------------------------------------------------
131
132wxDataObject::wxDataObject()
133{
134}
135
136bool wxDataObject::IsSupportedFormat(
137 const wxDataFormat& rFormat
138, Direction vDir
139) const
140{
141 size_t nFormatCount = GetFormatCount(vDir);
142
143 if (nFormatCount == 1)
144 {
145 return rFormat == GetPreferredFormat();
146 }
147 else
148 {
e40298d5 149 wxDataFormat* pFormats = new wxDataFormat[nFormatCount];
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150 GetAllFormats( pFormats
151 ,vDir
152 );
153
154 size_t n;
155
156 for (n = 0; n < nFormatCount; n++)
157 {
158 if (pFormats[n] == rFormat)
159 break;
160 }
161
162 delete [] pFormats;
163
164 // found?
165 return n < nFormatCount;
166 }
167}
168
169// ----------------------------------------------------------------------------
170// wxFileDataObject
171// ----------------------------------------------------------------------------
172
173bool wxFileDataObject::GetDataHere(
174 void* pBuf
175) const
176{
177 wxString sFilenames;
178
179 for (size_t i = 0; i < m_filenames.GetCount(); i++)
180 {
181 sFilenames += m_filenames[i];
182 sFilenames += (wxChar)0;
183 }
184
185 memcpy(pBuf, sFilenames.mbc_str(), sFilenames.Len() + 1);
186 return TRUE;
187}
188
189size_t wxFileDataObject::GetDataSize() const
190{
e40298d5 191 size_t nRes = 0;
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192
193 for (size_t i = 0; i < m_filenames.GetCount(); i++)
194 {
195 nRes += m_filenames[i].Len();
196 nRes += 1;
197 }
198
199 return nRes + 1;
200}
201
202bool wxFileDataObject::SetData(
203 size_t WXUNUSED(nSize)
204, const void* pBuf
205)
206{
a07c1212 207 m_filenames.Empty();
72e7876b 208
427ff662 209 AddFile(wxString::FromAscii((char*)pBuf));
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210
211 return TRUE;
212}
213
214void wxFileDataObject::AddFile(
215 const wxString& rFilename
216)
217{
218 m_filenames.Add(rFilename);
219}
220
221// ----------------------------------------------------------------------------
222// wxBitmapDataObject
223// ----------------------------------------------------------------------------
224
225wxBitmapDataObject::wxBitmapDataObject()
226{
227 Init();
228}
229
230wxBitmapDataObject::wxBitmapDataObject(
e40298d5 231 const wxBitmap& rBitmap
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232)
233: wxBitmapDataObjectBase(rBitmap)
234{
235 Init();
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236 if ( m_bitmap.Ok() )
237 {
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238 m_pictHandle = m_bitmap.GetPict( &m_pictCreated ) ;
239 }
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240}
241
242wxBitmapDataObject::~wxBitmapDataObject()
243{
244 Clear();
245}
246
247void wxBitmapDataObject::SetBitmap(
248 const wxBitmap& rBitmap
249)
250{
2a391f87 251 Clear();
72e7876b 252 wxBitmapDataObjectBase::SetBitmap(rBitmap);
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253 if ( m_bitmap.Ok() )
254 {
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255 m_pictHandle = m_bitmap.GetPict( &m_pictCreated ) ;
256 }
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257}
258
259void wxBitmapDataObject::Init()
260{
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261 m_pictHandle = NULL ;
262 m_pictCreated = false ;
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263}
264
265void wxBitmapDataObject::Clear()
266{
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267 if ( m_pictCreated && m_pictHandle )
268 {
269 KillPicture( (PicHandle) m_pictHandle ) ;
270 }
271 m_pictHandle = NULL ;
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272}
273
274bool wxBitmapDataObject::GetDataHere(
275 void* pBuf
276) const
277{
2a391f87 278 if (!m_pictHandle)
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279 {
280 wxFAIL_MSG(wxT("attempt to copy empty bitmap failed"));
281 return FALSE;
282 }
2a391f87 283 memcpy(pBuf, *(Handle)m_pictHandle, GetHandleSize((Handle)m_pictHandle));
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284 return TRUE;
285}
286
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287size_t wxBitmapDataObject::GetDataSize() const
288{
e40298d5 289 return GetHandleSize((Handle)m_pictHandle) ;
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290}
291
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292bool wxBitmapDataObject::SetData(
293 size_t nSize
294, const void* pBuf
295)
296{
297 Clear();
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298 PicHandle picHandle = (PicHandle) NewHandle( nSize ) ;
299 memcpy( *picHandle , pBuf , nSize ) ;
300 m_pictHandle = picHandle ;
301 m_pictCreated = false ;
302 Rect frame = (**picHandle).picFrame ;
303
304 m_bitmap.SetPict( picHandle ) ;
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305 m_bitmap.SetWidth( frame.right - frame.left ) ;
306 m_bitmap.SetHeight( frame.bottom - frame.top ) ;
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307 return m_bitmap.Ok();
308}