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Reverted last wxBookCtrl change and added alignment check to notebook
[wxWidgets.git] / src / common / colourcmn.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/common/colourcmn.cpp
3 // Purpose: wxColourBase implementation
4 // Author: Francesco Montorsi
5 // Modified by:
6 // Created: 20/4/2006
7 // RCS-ID: $Id$
8 // Copyright: (c) Francesco Montorsi
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12
13 // For compilers that support precompilation, includes "wx.h".
14 #include "wx/wxprec.h"
15
16 #ifdef __BORLANDC__
17 #pragma hdrstop
18 #endif
19
20 #include "wx/colour.h"
21
22 #ifndef WX_PRECOMP
23 #include "wx/log.h"
24 #include "wx/utils.h"
25 #endif
26
27 #include "wx/gdicmn.h"
28
29
30 // ============================================================================
31 // wxString <-> wxColour conversions
32 // ============================================================================
33
34 bool wxColourBase::FromString(const wxChar *str)
35 {
36 if ( str == NULL || str[0] == wxT('\0'))
37 return false; // invalid or empty string
38
39 if ( wxStrncmp(str, wxT("RGB"), 3) == 0 ||
40 wxStrncmp(str, wxT("rgb"), 3) == 0 )
41 {
42 // CSS-like RGB specification
43 // according to http://www.w3.org/TR/REC-CSS2/syndata.html#color-units
44 // values outside 0-255 range are allowed but should be clipped
45 int red, green, blue;
46 if (wxSscanf(&str[3], wxT("(%d, %d, %d)"), &red, &green, &blue) != 3)
47 return false;
48
49 Set((unsigned char)wxClip(red,0,255),
50 (unsigned char)wxClip(green,0,255),
51 (unsigned char)wxClip(blue,0,255));
52 }
53 else if ( str[0] == wxT('#') && wxStrlen(str) == 7 )
54 {
55 // hexadecimal prefixed with # (HTML syntax)
56 unsigned long tmp;
57 if (wxSscanf(&str[1], wxT("%lx"), &tmp) != 1)
58 return false;
59
60 Set((unsigned char)(tmp >> 16),
61 (unsigned char)(tmp >> 8),
62 (unsigned char)tmp);
63 }
64 else if (wxTheColourDatabase) // a colour name ?
65 {
66 // we can't do
67 // *this = wxTheColourDatabase->Find(str)
68 // because this place can be called from constructor
69 // and 'this' could not be available yet
70 wxColour clr = wxTheColourDatabase->Find(str);
71 if (clr.Ok())
72 Set((unsigned char)clr.Red(),
73 (unsigned char)clr.Green(),
74 (unsigned char)clr.Blue());
75 }
76
77 if (Ok())
78 return true;
79
80 wxLogDebug(wxT("wxColour::Set - couldn't set to colour string '%s'"), str);
81 return false;
82 }
83
84 wxString wxColourBase::GetAsString(long flags) const
85 {
86 wxString colName;
87
88 if (flags & wxC2S_NAME)
89 colName = wxTheColourDatabase->FindName((const wxColour &)(*this)).MakeLower();
90
91 if ( colName.empty() && (flags & wxC2S_CSS_SYNTAX) )
92 {
93 // no name for this colour; return it in CSS syntax
94 colName.Printf(wxT("rgb(%d, %d, %d)"),
95 Red(), Green(), Blue());
96 }
97 else if ( colName.empty() && (flags & wxC2S_HTML_SYNTAX) )
98 {
99 // no name for this colour; return it in HTML syntax
100 colName.Printf(wxT("#%02X%02X%02X"),
101 Red(), Green(), Blue());
102 }
103
104 // this function always returns a non-empty string
105 wxASSERT_MSG(!colName.empty(),
106 wxT("Invalid wxColour -> wxString conversion flags"));
107
108 return colName;
109 }
110
111 #if WXWIN_COMPATIBILITY_2_6
112
113 // static
114 wxColour wxColourBase::CreateByName(const wxString& name)
115 {
116 return wxColour(name);
117 }
118
119 void wxColourBase::InitFromName(const wxString& col)
120 {
121 Set(col);
122 }
123
124 #endif // WXWIN_COMPATIBILITY_2_6