1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/fontpicker.cpp
3 // Purpose: implementation of wxFontButton
4 // Author: Francesco Montorsi
5 // Modified By:
6 // Created: 15/04/2006
7 // Id: $Id: fontpicker.cpp 42999 2006-11-03 21:54:13Z VZ $
8 // Copyright: (c) Francesco Montorsi
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12
13 // ----------------------------------------------------------------------------
14 // headers
15 // ----------------------------------------------------------------------------
16
17 // For compilers that support precompilation, includes "wx.h".
18 #include "wx/wxprec.h"
19
20 #if wxUSE_FONTPICKERCTRL && defined(__WXGTK24__)
21
22 #include "wx/fontpicker.h"
23
24 #include "wx/fontutil.h" // for wxNativeFontInfo
25 #include "wx/gtk/private.h"
26
27 // ============================================================================
28 // implementation
29 // ============================================================================
30
31 //-----------------------------------------------------------------------------
32 // "font-set"
33 //-----------------------------------------------------------------------------
34
35 extern "C" {
gtk_fontbutton_setfont_callback(GtkFontButton * widget,wxFontButton * p)36 static void gtk_fontbutton_setfont_callback(GtkFontButton *widget,
37 wxFontButton *p)
38 {
39 // update the m_selectedFont member of the wxFontButton
40 wxASSERT(p);
41 p->SetNativeFontInfo(gtk_font_button_get_font_name(widget));
42
43 // fire the colour-changed event
44 wxFontPickerEvent event(p, p->GetId(), p->GetSelectedFont());
45 p->GetEventHandler()->ProcessEvent(event);
46 }
47 }
48
49 //-----------------------------------------------------------------------------
50 // wxFontButton
51 //-----------------------------------------------------------------------------
52
IMPLEMENT_DYNAMIC_CLASS(wxFontButton,wxGenericFontButton)53 IMPLEMENT_DYNAMIC_CLASS(wxFontButton, wxGenericFontButton)
54
55 bool wxFontButton::Create( wxWindow *parent, wxWindowID id,
56 const wxFont &initial,
57 const wxPoint &pos, const wxSize &size,
58 long style, const wxValidator& validator,
59 const wxString &name )
60 {
61 if (!gtk_check_version(2,4,0))
62 {
63 m_needParent = true;
64 m_acceptsFocus = true;
65
66 if (!PreCreation( parent, pos, size ) ||
67 !wxControl::CreateBase(parent, id, pos, size, style, validator, name))
68 {
69 wxFAIL_MSG( wxT("wxFontButton creation failed") );
70 return false;
71 }
72
73 m_widget = gtk_font_button_new();
74
75 // set initial font
76 m_selectedFont = initial.IsOk() ? initial : *wxNORMAL_FONT;
77 UpdateFont();
78
79 // honour the fontbutton styles
80 bool showall = (style & wxFNTP_FONTDESC_AS_LABEL) != 0,
81 usefont = (style & wxFNTP_USEFONT_FOR_LABEL) != 0;
82 gtk_font_button_set_show_style(GTK_FONT_BUTTON(m_widget), showall);
83 gtk_font_button_set_show_size(GTK_FONT_BUTTON(m_widget), showall);
84
85 gtk_font_button_set_use_size(GTK_FONT_BUTTON(m_widget), usefont);
86 gtk_font_button_set_use_font(GTK_FONT_BUTTON(m_widget), usefont);
87
88 gtk_widget_show( GTK_WIDGET(m_widget) );
89
90 // GtkFontButton signals
91 g_signal_connect(m_widget, "font-set",
92 G_CALLBACK(gtk_fontbutton_setfont_callback), this);
93
94
95 m_parent->DoAddChild( this );
96
97 PostCreation(size);
98 SetInitialSize(size);
99 }
100 else
101 return wxGenericFontButton::Create(parent, id, initial, pos, size,
102 style, validator, name);
103 return true;
104 }
105
~wxFontButton()106 wxFontButton::~wxFontButton()
107 {
108 }
109
UpdateFont()110 void wxFontButton::UpdateFont()
111 {
112 if (!gtk_check_version(2,4,0))
113 {
114 const wxNativeFontInfo *info = m_selectedFont.GetNativeFontInfo();
115 wxASSERT_MSG( info, wxT("The fontbutton's internal font is not valid ?") );
116
117 const wxString& fontname = info->ToString();
118 gtk_font_button_set_font_name(GTK_FONT_BUTTON(m_widget), wxGTK_CONV(fontname));
119 }
120 else
121 wxGenericFontButton::UpdateFont();
122 }
123
124 #endif // wxUSE_FONTPICKERCTRL && defined(__WXGTK24__)
125