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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/msw/icon.cpp | |
3 | // Purpose: wxIcon class | |
4 | // Author: Julian Smart | |
5 | // Modified by: 20.11.99 (VZ): don't derive from wxBitmap any more | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #ifndef WX_PRECOMP | |
28 | #include "wx/list.h" | |
29 | #include "wx/utils.h" | |
30 | #include "wx/app.h" | |
31 | #include "wx/icon.h" | |
32 | #include "wx/bitmap.h" | |
33 | #include "wx/log.h" | |
34 | #endif | |
35 | ||
36 | #include "wx/msw/private.h" | |
37 | ||
38 | // ---------------------------------------------------------------------------- | |
39 | // wxWin macros | |
40 | // ---------------------------------------------------------------------------- | |
41 | ||
42 | IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxGDIObject) | |
43 | ||
44 | // ============================================================================ | |
45 | // implementation | |
46 | // ============================================================================ | |
47 | ||
48 | // ---------------------------------------------------------------------------- | |
49 | // wxIconRefData | |
50 | // ---------------------------------------------------------------------------- | |
51 | ||
52 | void wxIconRefData::Free() | |
53 | { | |
54 | if ( m_hIcon ) | |
55 | { | |
56 | #ifndef __WXMICROWIN__ | |
57 | ::DestroyIcon((HICON) m_hIcon); | |
58 | #endif | |
59 | ||
60 | m_hIcon = 0; | |
61 | } | |
62 | } | |
63 | ||
64 | // ---------------------------------------------------------------------------- | |
65 | // wxIcon | |
66 | // ---------------------------------------------------------------------------- | |
67 | ||
68 | wxIcon::wxIcon(const char bits[], int width, int height) | |
69 | { | |
70 | wxBitmap bmp(bits, width, height); | |
71 | CopyFromBitmap(bmp); | |
72 | } | |
73 | ||
74 | wxIcon::wxIcon(const wxString& iconfile, | |
75 | wxBitmapType type, | |
76 | int desiredWidth, | |
77 | int desiredHeight) | |
78 | ||
79 | { | |
80 | LoadFile(iconfile, type, desiredWidth, desiredHeight); | |
81 | } | |
82 | ||
83 | wxIcon::wxIcon(const wxIconLocation& loc) | |
84 | { | |
85 | // wxICOFileHandler accepts names in the format "filename;index" | |
86 | wxString fullname = loc.GetFileName(); | |
87 | if ( loc.GetIndex() ) | |
88 | { | |
89 | fullname << wxT(';') << loc.GetIndex(); | |
90 | } | |
91 | //else: 0 is default | |
92 | ||
93 | LoadFile(fullname, wxBITMAP_TYPE_ICO); | |
94 | } | |
95 | ||
96 | wxIcon::~wxIcon() | |
97 | { | |
98 | } | |
99 | ||
100 | wxObjectRefData *wxIcon::CloneRefData(const wxObjectRefData *dataOrig) const | |
101 | { | |
102 | const wxIconRefData * | |
103 | data = static_cast<const wxIconRefData *>(dataOrig); | |
104 | if ( !data ) | |
105 | return NULL; | |
106 | ||
107 | // we don't have to copy m_hIcon because we're only called from SetHICON() | |
108 | // which overwrites m_hIcon anyhow currently | |
109 | // | |
110 | // and if we're called from SetWidth/Height/Depth(), it doesn't make sense | |
111 | // to copy it neither as the handle would be inconsistent with the new size | |
112 | return new wxIconRefData(*data); | |
113 | } | |
114 | ||
115 | void wxIcon::CopyFromBitmap(const wxBitmap& bmp) | |
116 | { | |
117 | #ifndef __WXMICROWIN__ | |
118 | HICON hicon = wxBitmapToHICON(bmp); | |
119 | if ( !hicon ) | |
120 | { | |
121 | wxLogLastError(wxT("CreateIconIndirect")); | |
122 | } | |
123 | else | |
124 | { | |
125 | SetHICON((WXHICON)hicon); | |
126 | SetSize(bmp.GetWidth(), bmp.GetHeight()); | |
127 | } | |
128 | #endif // __WXMICROWIN__ | |
129 | } | |
130 | ||
131 | void wxIcon::CreateIconFromXpm(const char* const* data) | |
132 | { | |
133 | wxBitmap bmp(data); | |
134 | CopyFromBitmap(bmp); | |
135 | } | |
136 | ||
137 | bool wxIcon::LoadFile(const wxString& filename, | |
138 | wxBitmapType type, | |
139 | int desiredWidth, int desiredHeight) | |
140 | { | |
141 | UnRef(); | |
142 | ||
143 | wxGDIImageHandler *handler = FindHandler(type); | |
144 | ||
145 | if ( !handler ) | |
146 | { | |
147 | // load via wxBitmap which, in turn, uses wxImage allowing us to | |
148 | // support more formats | |
149 | wxBitmap bmp; | |
150 | if ( !bmp.LoadFile(filename, type) ) | |
151 | return false; | |
152 | ||
153 | CopyFromBitmap(bmp); | |
154 | return true; | |
155 | } | |
156 | ||
157 | return handler->Load(this, filename, type, desiredWidth, desiredHeight); | |
158 | } | |
159 | ||
160 | bool wxIcon::CreateFromHICON(WXHICON icon) | |
161 | { | |
162 | SetHICON(icon); | |
163 | if ( !IsOk() ) | |
164 | return false; | |
165 | ||
166 | SetSize(wxGetHiconSize(icon)); | |
167 | ||
168 | return true; | |
169 | } |