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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: radiobut.cpp | |
3 | // Purpose: wxRadioButton | |
4 | // Author: AUTHOR | |
5 | // Modified by: JS Lair (99/11/15) adding the cyclic groupe notion for radiobox | |
6 | // Created: ??/??/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) AUTHOR | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "radiobut.h" | |
14 | #endif | |
15 | ||
16 | #include "wx/defs.h" | |
17 | ||
18 | #include "wx/radiobut.h" | |
19 | ||
20 | #if !USE_SHARED_LIBRARY | |
21 | IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl) | |
22 | #endif | |
23 | ||
24 | #include "wx/mac/uma.h" | |
25 | ||
26 | bool wxRadioButton::Create(wxWindow *parent, wxWindowID id, | |
27 | const wxString& label, | |
28 | const wxPoint& pos, | |
29 | const wxSize& size, long style, | |
30 | const wxValidator& validator, | |
31 | const wxString& name) | |
32 | { | |
33 | m_macIsUserPane = FALSE ; | |
34 | ||
35 | if ( !wxControl::Create(parent, id, pos, size, style, validator, name) ) | |
36 | return false; | |
37 | ||
38 | m_label = label ; | |
39 | ||
40 | Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ; | |
41 | ||
42 | m_macControl = (WXWidget) ::NewControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , "\p" , true , 0 , 0 , 1, | |
43 | kControlRadioButtonProc , (long) this ) ; | |
44 | ||
45 | MacPostControlCreate(pos,size) ; | |
46 | ||
47 | m_cycle = this ; | |
48 | ||
49 | if (HasFlag(wxRB_GROUP)) | |
50 | { | |
51 | AddInCycle( NULL ) ; | |
52 | } | |
53 | else | |
54 | { | |
55 | /* search backward for last group start */ | |
56 | wxRadioButton *chief = (wxRadioButton*) NULL; | |
57 | wxWindowList::Node *node = parent->GetChildren().GetLast(); | |
58 | while (node) | |
59 | { | |
60 | wxWindow *child = node->GetData(); | |
61 | if (child->IsKindOf( CLASSINFO( wxRadioButton ) ) ) | |
62 | { | |
63 | chief = (wxRadioButton*) child; | |
64 | if (child->HasFlag(wxRB_GROUP)) break; | |
65 | } | |
66 | node = node->GetPrevious(); | |
67 | } | |
68 | AddInCycle( chief ) ; | |
69 | } | |
70 | return TRUE; | |
71 | } | |
72 | ||
73 | void wxRadioButton::SetValue(bool val) | |
74 | { | |
75 | wxRadioButton *cycle; | |
76 | if ( GetControl32BitValue( (ControlRef) m_macControl ) == val ) | |
77 | return ; | |
78 | ||
79 | ::SetControl32BitValue( (ControlRef) m_macControl , val ) ; | |
80 | if (val) | |
81 | { | |
82 | cycle=this->NextInCycle(); | |
83 | if (cycle!=NULL) { | |
84 | while (cycle!=this) { | |
85 | cycle->SetValue(false); | |
86 | cycle=cycle->NextInCycle(); | |
87 | } | |
88 | } | |
89 | } | |
90 | MacRedrawControl() ; | |
91 | } | |
92 | ||
93 | bool wxRadioButton::GetValue() const | |
94 | { | |
95 | return ::GetControl32BitValue( (ControlRef) m_macControl ) ; | |
96 | } | |
97 | ||
98 | void wxRadioButton::Command (wxCommandEvent & event) | |
99 | { | |
100 | SetValue ( (event.GetInt() != 0) ); | |
101 | ProcessCommand (event); | |
102 | } | |
103 | ||
104 | void wxRadioButton::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool WXUNUSED(mouseStillDown)) | |
105 | { | |
106 | if ( GetValue() ) | |
107 | return ; | |
108 | ||
109 | wxRadioButton *cycle, *old = NULL ; | |
110 | cycle=this->NextInCycle(); | |
111 | if (cycle!=NULL) { | |
112 | while (cycle!=this) { | |
113 | if ( cycle->GetValue() ) { | |
114 | old = cycle ; | |
115 | cycle->SetValue(false); | |
116 | } | |
117 | cycle=cycle->NextInCycle(); | |
118 | } | |
119 | } | |
120 | ||
121 | SetValue(true) ; | |
122 | ||
123 | if ( old ) { | |
124 | wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, old->m_windowId ); | |
125 | event.SetEventObject(old); | |
126 | event.SetInt( false ); | |
127 | old->ProcessCommand(event); | |
128 | } | |
129 | wxCommandEvent event2(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId ); | |
130 | event2.SetEventObject(this); | |
131 | event2.SetInt( true ); | |
132 | ProcessCommand(event2); | |
133 | } | |
134 | ||
135 | wxRadioButton *wxRadioButton::AddInCycle(wxRadioButton *cycle) | |
136 | { | |
137 | wxRadioButton *next,*current; | |
138 | ||
139 | if (cycle==NULL) { | |
140 | m_cycle=this; | |
141 | return(this); | |
142 | } | |
143 | else { | |
144 | current=cycle; | |
145 | while ((next=current->m_cycle)!=cycle) | |
146 | current=current->m_cycle; | |
147 | m_cycle=cycle; | |
148 | current->m_cycle=this; | |
149 | return(cycle); | |
150 | } | |
151 | } |