]> git.saurik.com Git - wxWidgets.git/blob - src/gtk/stattext.cpp
Removed unneeded assert
[wxWidgets.git] / src / gtk / stattext.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: stattext.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10
11 #ifdef __GNUG__
12 #pragma implementation "stattext.h"
13 #endif
14
15 #include "wx/defs.h"
16
17 #if wxUSE_STATTEXT
18
19 #include "wx/stattext.h"
20
21 #include "gdk/gdk.h"
22 #include "gtk/gtk.h"
23
24 //-----------------------------------------------------------------------------
25 // wxStaticText
26 //-----------------------------------------------------------------------------
27
28 IMPLEMENT_DYNAMIC_CLASS(wxStaticText,wxControl)
29
30 wxStaticText::wxStaticText()
31 {
32 }
33
34 wxStaticText::wxStaticText(wxWindow *parent,
35 wxWindowID id,
36 const wxString &label,
37 const wxPoint &pos,
38 const wxSize &size,
39 long style,
40 const wxString &name)
41 {
42 Create( parent, id, label, pos, size, style, name );
43 }
44
45 bool wxStaticText::Create(wxWindow *parent,
46 wxWindowID id,
47 const wxString &label,
48 const wxPoint &pos,
49 const wxSize &size,
50 long style,
51 const wxString &name )
52 {
53 m_needParent = TRUE;
54
55 if (!PreCreation( parent, pos, size ) ||
56 !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
57 {
58 wxFAIL_MSG( wxT("wxXX creation failed") );
59 return FALSE;
60 }
61
62 // notice that we call the base class version which will just remove the
63 // '&' characters from the string, but not set the label's text to it
64 // because the label is not yet created and because SetLabel() has a side
65 // effect of changing the control size which might not be desirable
66 wxControl::SetLabel(label);
67 m_widget = gtk_label_new( m_label.mbc_str() );
68
69 GtkJustification justify;
70 if ( style & wxALIGN_CENTER )
71 justify = GTK_JUSTIFY_CENTER;
72 else if ( style & wxALIGN_RIGHT )
73 justify = GTK_JUSTIFY_RIGHT;
74 else // wxALIGN_LEFT is 0
75 justify = GTK_JUSTIFY_LEFT;
76 gtk_label_set_justify(GTK_LABEL(m_widget), justify);
77
78 // GTK_JUSTIFY_LEFT is 0, RIGHT 1 and CENTER 2
79 static const float labelAlignments[] = { 0.0, 1.0, 0.5 };
80 gtk_misc_set_alignment(GTK_MISC(m_widget), labelAlignments[justify], 0.0);
81
82 // do not move this call elsewhere
83 gtk_label_set_line_wrap( GTK_LABEL(m_widget), FALSE );
84
85 m_parent->DoAddChild( this );
86
87 PostCreation();
88
89 ApplyWidgetStyle();
90
91 wxControl::SetFont( parent->GetFont() );
92
93 wxSize size_best( DoGetBestSize() );
94 wxSize new_size( size );
95 if (new_size.x == -1)
96 new_size.x = size_best.x;
97 if (new_size.y == -1)
98 new_size.y = size_best.y;
99 if ((new_size.x != size.x) || (new_size.y != size.y))
100 SetSize( new_size.x, new_size.y );
101
102 SetBackgroundColour( parent->GetBackgroundColour() );
103 SetForegroundColour( parent->GetForegroundColour() );
104 Show( TRUE );
105
106 return TRUE;
107 }
108
109 wxString wxStaticText::GetLabel() const
110 {
111 char *str = (char *) NULL;
112 gtk_label_get( GTK_LABEL(m_widget), &str );
113
114 return wxString(str);
115 }
116
117 void wxStaticText::SetLabel( const wxString &label )
118 {
119 wxControl::SetLabel(label);
120
121 gtk_label_set( GTK_LABEL(m_widget), m_label.mbc_str() );
122
123 // adjust the label size to the new label unless disabled
124 if (!HasFlag(wxST_NO_AUTORESIZE))
125 SetSize( GetBestSize() );
126 }
127
128 bool wxStaticText::SetFont( const wxFont &font )
129 {
130 bool ret = wxControl::SetFont(font);
131
132 // adjust the label size to the new label unless disabled
133 if (!HasFlag(wxST_NO_AUTORESIZE))
134 SetSize( GetBestSize() );
135
136 return ret;
137 }
138
139 void wxStaticText::ApplyWidgetStyle()
140 {
141 SetWidgetStyle();
142 gtk_widget_set_style( m_widget, m_widgetStyle );
143 }
144
145 wxSize wxStaticText::DoGetBestSize() const
146 {
147 // Do not return any arbitrary default value...
148 wxASSERT_MSG( m_widget, wxT("wxStaticText::DoGetBestSize called before creation") );
149
150 // this invalidates the size request
151 gtk_label_set_line_wrap( GTK_LABEL(m_widget), TRUE );
152 gtk_label_set_line_wrap( GTK_LABEL(m_widget), FALSE );
153
154 GtkRequisition req;
155 req.width = 2;
156 req.height = 2;
157 (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
158 (m_widget, &req );
159
160 return wxSize(req.width, req.height);
161 }
162
163 #endif // wxUSE_STATTEXT