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e9576ca5 1/////////////////////////////////////////////////////////////////////////////
155ecd4c 2// Name: src/mac/carbon/icon.cpp
e9576ca5 3// Purpose: wxIcon class
a31a5f85 4// Author: Stefan Csomor
e9576ca5 5// Modified by:
a31a5f85 6// Created: 1998-01-01
e9576ca5 7// RCS-ID: $Id$
a31a5f85 8// Copyright: (c) Stefan Csomor
155ecd4c 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12#include "wx/wxprec.h"
13
e9576ca5 14#include "wx/icon.h"
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15
16#ifndef WX_PRECOMP
17 #include "wx/image.h"
18#endif
19
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20#include "wx/mac/private.h"
21
1046cbe1 22IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxGDIObject)
ea68b706 23
5a7d70fe 24#define M_ICONDATA ((wxIconRefData *)m_refData)
76a5e5d2 25
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26class WXDLLEXPORT wxIconRefData : public wxGDIRefData
27{
28public:
8f884a0d 29 wxIconRefData() { Init(); }
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30 wxIconRefData( WXHICON iconref, int desiredWidth, int desiredHeight );
31 virtual ~wxIconRefData() { Free(); }
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32
33 virtual bool IsOk() const { return m_iconRef != NULL; }
34
968c951f 35 virtual void Free();
8f884a0d 36
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37 void SetWidth( int width ) { m_width = width; }
38 void SetHeight( int height ) { m_height = height; }
8f884a0d 39
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40 int GetWidth() const { return m_width; }
41 int GetHeight() const { return m_height; }
8f884a0d 42
968c951f 43 WXHICON GetHICON() const { return (WXHICON) m_iconRef; }
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44
45private:
46 void Init();
47
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48 IconRef m_iconRef;
49 int m_width;
50 int m_height;
51};
52
53
54wxIconRefData::wxIconRefData( WXHICON icon, int desiredWidth, int desiredHeight )
55{
56 m_iconRef = MAC_WXHICON( icon ) ;
8f884a0d 57
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58 // Standard sizes
59 SetWidth( desiredWidth == -1 ? 32 : desiredWidth ) ;
60 SetHeight( desiredHeight == -1 ? 32 : desiredHeight ) ;
61}
62
63void wxIconRefData::Init()
64{
65 m_iconRef = NULL ;
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66 m_width =
67 m_height = 0;
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68}
69
70void wxIconRefData::Free()
71{
72 if ( m_iconRef )
73 {
74 ReleaseIconRef( m_iconRef ) ;
75 m_iconRef = NULL ;
76 }
77}
78
79//
80//
81//
e9576ca5 82
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83wxIcon::wxIcon()
84{
85}
86
5a7d70fe 87wxIcon::wxIcon( const char bits[], int width, int height )
e9576ca5 88{
5a7d70fe 89 wxBitmap bmp( bits, width, height ) ;
20b69855 90 CopyFromBitmap( bmp ) ;
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91}
92
e45080c1 93wxIcon::wxIcon(const char* const* bits)
2f1ae414 94{
5a7d70fe 95 wxBitmap bmp( bits ) ;
20b69855 96 CopyFromBitmap( bmp ) ;
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97}
98
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99wxIcon::wxIcon(
100 const wxString& icon_file, int flags,
101 int desiredWidth, int desiredHeight )
e9576ca5 102{
5a7d70fe 103 LoadFile( icon_file, (wxBitmapType) flags, desiredWidth, desiredHeight );
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104}
105
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106wxIcon::wxIcon(WXHICON icon, const wxSize& size)
107 : wxGDIObject()
108{
109 // as the icon owns that ref, we have to acquire it as well
110 if (icon)
111 AcquireIconRef( (IconRef) icon ) ;
112
968c951f 113 m_refData = new wxIconRefData( icon, size.x, size.y ) ;
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114}
115
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116wxIcon::~wxIcon()
117{
118}
119
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120wxGDIRefData *wxIcon::CreateGDIRefData() const
121{
122 return new wxIconRefData;
123}
124
125wxGDIRefData *wxIcon::CloneGDIRefData(const wxGDIRefData *data) const
126{
127 return new wxIconRefData(*wx_static_cast(const wxIconRefData *, data));
128}
129
5a7d70fe 130WXHICON wxIcon::GetHICON() const
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131{
132 wxASSERT( Ok() ) ;
5a7d70fe 133
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134 return (WXHICON) ((wxIconRefData*)m_refData)->GetHICON() ;
135}
136
137int wxIcon::GetWidth() const
138{
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139 wxCHECK_MSG( Ok(), -1, wxT("invalid icon") );
140
141 return M_ICONDATA->GetWidth();
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142}
143
144int wxIcon::GetHeight() const
145{
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146 wxCHECK_MSG( Ok(), -1, wxT("invalid icon") );
147
148 return M_ICONDATA->GetHeight();
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149}
150
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151int wxIcon::GetDepth() const
152{
153 return 32;
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154}
155
89954433 156void wxIcon::SetDepth( int WXUNUSED(depth) )
5a7d70fe 157{
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158}
159
89954433 160void wxIcon::SetWidth( int WXUNUSED(width) )
5a7d70fe 161{
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162}
163
89954433 164void wxIcon::SetHeight( int WXUNUSED(height) )
5a7d70fe 165{
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166}
167
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168bool wxIcon::LoadFile(
169 const wxString& filename, wxBitmapType type,
170 int desiredWidth, int desiredHeight )
e9576ca5 171{
e40298d5 172 UnRef();
5a7d70fe 173
20b69855 174 if ( type == wxBITMAP_TYPE_ICON_RESOURCE )
1996c23f 175 {
20b69855 176 OSType theId = 0 ;
5a7d70fe 177
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178 if ( filename == wxT("wxICON_INFORMATION") )
179 {
180 theId = kAlertNoteIcon ;
181 }
182 else if ( filename == wxT("wxICON_QUESTION") )
183 {
184 theId = kAlertCautionIcon ;
185 }
186 else if ( filename == wxT("wxICON_WARNING") )
187 {
188 theId = kAlertCautionIcon ;
189 }
190 else if ( filename == wxT("wxICON_ERROR") )
191 {
192 theId = kAlertStopIcon ;
193 }
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194 else if ( filename == wxT("wxICON_FOLDER") )
195 {
196 theId = kGenericFolderIcon ;
197 }
198 else if ( filename == wxT("wxICON_FOLDER_OPEN") )
199 {
200 theId = kOpenFolderIcon ;
201 }
202 else if ( filename == wxT("wxICON_NORMAL_FILE") )
203 {
204 theId = kGenericDocumentIcon ;
205 }
20b69855 206 else
5a7d70fe 207 {
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208 IconRef iconRef = NULL ;
209
210 // first look in the resource fork
211 if ( iconRef == NULL )
212 {
213 Str255 theName ;
214
215 wxMacStringToPascal( filename , theName ) ;
216 Handle resHandle = GetNamedResource( 'icns' , theName ) ;
217 if ( resHandle != 0L )
218 {
219 IconFamilyHandle iconFamily = (IconFamilyHandle) resHandle ;
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220 HLock((Handle) iconFamily);
221 OSStatus err = GetIconRefFromIconFamilyPtr( *iconFamily, GetHandleSize((Handle) iconFamily), &iconRef );
222 HUnlock((Handle) iconFamily);
223 wxASSERT_MSG( err == noErr , wxT("Error when constructing icon ref") );
224 ReleaseResource( resHandle ) ;
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225 }
226 }
6239ee05 227 if ( iconRef == NULL )
20b69855 228 {
6239ee05 229 // TODO add other attempts to load it from files etc here
20b69855 230 }
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231 if ( iconRef )
232 {
233 m_refData = new wxIconRefData( (WXHICON) iconRef, desiredWidth, desiredHeight ) ;
234 return true ;
235 }
20b69855 236 }
5a7d70fe 237
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238 if ( theId != 0 )
239 {
240 IconRef iconRef = NULL ;
5a7d70fe 241 verify_noerr( GetIconRef( kOnSystemDisk, kSystemIconsCreator, theId, &iconRef ) ) ;
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242 if ( iconRef )
243 {
968c951f 244 m_refData = new wxIconRefData( (WXHICON) iconRef, desiredWidth, desiredHeight ) ;
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245
246 return true ;
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247 }
248 }
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249
250 return false ;
1996c23f 251 }
e40298d5 252 else
1996c23f 253 {
5a7d70fe 254 wxBitmapHandler *handler = wxBitmap::FindHandler( type );
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255
256 if ( handler )
1996c23f 257 {
20b69855 258 wxBitmap bmp ;
5a7d70fe 259 if ( handler->LoadFile( &bmp , filename, type, desiredWidth, desiredHeight ))
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260 {
261 CopyFromBitmap( bmp ) ;
5a7d70fe 262
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263 return true ;
264 }
5a7d70fe 265
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266 return false ;
267 }
268 else
269 {
da76c2ce 270#if wxUSE_IMAGE
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271 wxImage loadimage( filename, type );
272 if (loadimage.Ok())
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273 {
274 if ( desiredWidth == -1 )
275 desiredWidth = loadimage.GetWidth() ;
276 if ( desiredHeight == -1 )
277 desiredHeight = loadimage.GetHeight() ;
278 if ( desiredWidth != loadimage.GetWidth() || desiredHeight != loadimage.GetHeight() )
279 loadimage.Rescale( desiredWidth , desiredHeight ) ;
155ecd4c 280
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281 wxBitmap bmp( loadimage );
282 CopyFromBitmap( bmp ) ;
5a7d70fe 283
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284 return true;
285 }
da76c2ce 286#endif
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287 }
288 }
20b69855 289 return true ;
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290}
291
5a7d70fe 292void wxIcon::CopyFromBitmap( const wxBitmap& bmp )
d062e17f 293{
20b69855 294 UnRef() ;
5a7d70fe 295
796a6ef0 296 // as the bitmap owns that ref, we have to acquire it as well
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297 IconRef iconRef = bmp.CreateIconRef() ;
298 m_refData = new wxIconRefData( (WXHICON) iconRef, bmp.GetWidth(), bmp.GetHeight() ) ;
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299}
300
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301IMPLEMENT_DYNAMIC_CLASS(wxICONResourceHandler, wxBitmapHandler)
302
5a7d70fe 303bool wxICONResourceHandler::LoadFile(
89954433 304 wxBitmap *bitmap, const wxString& name, long WXUNUSED(flags),
5a7d70fe 305 int desiredWidth, int desiredHeight )
519cb848 306{
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307 wxIcon icon ;
308 icon.LoadFile( name , wxBITMAP_TYPE_ICON_RESOURCE , desiredWidth , desiredHeight ) ;
309 bitmap->CopyFromIcon( icon ) ;
5a7d70fe 310
20b69855 311 return bitmap->Ok() ;
03e11df5 312}
5a7d70fe 313