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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/radiobut.h" | |
17 | ||
18 | ||
19 | IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl) | |
20 | ||
21 | #include <wx/mac/uma.h> | |
22 | ||
23 | bool wxRadioButton::Create(wxWindow *parent, wxWindowID id, | |
24 | const wxString& label, | |
25 | const wxPoint& pos, | |
26 | const wxSize& size, long style, | |
27 | const wxValidator& validator, | |
28 | const wxString& name) | |
29 | { | |
30 | Rect bounds ; | |
31 | Str255 title ; | |
32 | ||
33 | MacPreControlCreate( parent , id , label , pos , size ,style, validator , name , &bounds , title ) ; | |
34 | ||
35 | m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , false , 0 , 0 , 1, | |
36 | kControlRadioButtonProc , (long) this ) ; | |
37 | ||
38 | MacPostControlCreate() ; | |
39 | ||
40 | m_cycle = this ; | |
41 | ||
42 | if (HasFlag(wxRB_GROUP)) | |
43 | { | |
44 | AddInCycle( NULL ) ; | |
45 | } | |
46 | else | |
47 | { | |
48 | /* search backward for last group start */ | |
49 | wxRadioButton *chief = (wxRadioButton*) NULL; | |
50 | wxWindowList::Node *node = parent->GetChildren().GetLast(); | |
51 | while (node) | |
52 | { | |
53 | wxWindow *child = node->GetData(); | |
54 | if (child->IsKindOf( CLASSINFO( wxRadioButton ) ) ) | |
55 | { | |
56 | chief = (wxRadioButton*) child; | |
57 | if (child->HasFlag(wxRB_GROUP)) break; | |
58 | } | |
59 | node = node->GetPrevious(); | |
60 | } | |
61 | AddInCycle( chief ) ; | |
62 | } | |
63 | return TRUE; | |
64 | } | |
65 | ||
66 | void wxRadioButton::SetValue(bool val) | |
67 | { | |
68 | int i; | |
69 | wxRadioButton *cycle; | |
70 | if ( GetControlValue( m_macControl ) == val ) | |
71 | return ; | |
72 | ||
73 | ::SetControlValue( m_macControl , val ) ; | |
74 | if (val) | |
75 | { | |
76 | cycle=this->NextInCycle(); | |
77 | if (cycle!=NULL) { | |
78 | while (cycle!=this) { | |
79 | cycle->SetValue(false); | |
80 | cycle=cycle->NextInCycle(); | |
81 | } | |
82 | } | |
83 | } | |
84 | wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId ); | |
85 | event.SetEventObject(this); | |
86 | event.SetInt( GetValue() ); | |
87 | ProcessCommand(event); | |
88 | } | |
89 | ||
90 | bool wxRadioButton::GetValue() const | |
91 | { | |
92 | return ::GetControlValue( m_macControl ) ; | |
93 | } | |
94 | ||
95 | void wxRadioButton::Command (wxCommandEvent & event) | |
96 | { | |
97 | SetValue ( (event.GetInt() != 0) ); | |
98 | ProcessCommand (event); | |
99 | } | |
100 | ||
101 | void wxRadioButton::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) | |
102 | { | |
103 | SetValue(true) ; | |
104 | } | |
105 | ||
106 | wxRadioButton *wxRadioButton::AddInCycle(wxRadioButton *cycle) | |
107 | { | |
108 | wxRadioButton *next,*current; | |
109 | ||
110 | if (cycle==NULL) { | |
111 | m_cycle=this; | |
112 | return(this); | |
113 | } | |
114 | else { | |
115 | current=cycle; | |
116 | while ((next=current->m_cycle)!=cycle) | |
117 | current=current->m_cycle; | |
118 | m_cycle=cycle; | |
119 | current->m_cycle=this; | |
120 | return(cycle); | |
121 | } | |
122 | } |