// Name: radiobut.cpp
// Purpose: wxRadioButton
// Author: AUTHOR
-// Modified by:
+// Modified by: JS Lair (99/11/15) adding the cyclic group notion for radiobox
// Created: ??/??/98
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "radiobut.h"
-#endif
+#include "wx/wxprec.h"
+
+#if wxUSE_RADIOBTN
#include "wx/radiobut.h"
+#include "wx/mac/uma.h"
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl)
-#endif
-bool wxRadioButton::Create(wxWindow *parent, wxWindowID id,
- const wxString& label,
- const wxPoint& pos,
- const wxSize& size, long style,
- const wxValidator& validator,
- const wxString& name)
+
+bool wxRadioButton::Create( wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator,
+ const wxString& name )
{
- SetName(name);
- SetValidator(validator);
+ m_macIsUserPane = false;
+
+ if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
+ return false;
+
+ m_label = label;
+
+ Rect bounds = wxMacGetBoundsForControl( this, pos, size );
+
+ m_peer = new wxMacControl( this );
+ OSStatus err = CreateRadioButtonControl(
+ MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds, CFSTR(""),
+ 0, false /* no autotoggle */, m_peer->GetControlRefAddr() );
+ verify_noerr( err );
- if (parent) parent->AddChild(this);
+ MacPostControlCreate( pos, size );
- if ( id == -1 )
- m_windowId = (int)NewControlId();
+ m_cycle = this;
+
+ if (HasFlag( wxRB_GROUP ))
+ {
+ AddInCycle( NULL );
+ }
else
- m_windowId = id;
+ {
+ // search backward for last group start
+ wxRadioButton *chief = NULL;
+ wxWindowList::compatibility_iterator node = parent->GetChildren().GetLast();
+ while (node)
+ {
+ wxWindow *child = node->GetData();
+ if (child->IsKindOf( CLASSINFO( wxRadioButton ) ))
+ {
+ chief = (wxRadioButton*)child;
+ if (child->HasFlag( wxRB_GROUP ))
+ break;
+ }
+
+ node = node->GetPrevious();
+ }
- m_windowStyle = style ;
+ AddInCycle( chief );
+ }
- // TODO create radiobutton
- return FALSE;
+ return true;
}
-void wxRadioButton::SetLabel(const wxString& label)
+wxRadioButton::~wxRadioButton()
{
- // TODO
+ RemoveFromCycle();
}
-void wxRadioButton::SetValue(bool value)
+void wxRadioButton::SetValue(bool val)
{
- // TODO
+ wxRadioButton *cycle;
+ if (m_peer->GetValue() == val)
+ return;
+
+ m_peer->SetValue( val );
+ if (val)
+ {
+ cycle = this->NextInCycle();
+ if (cycle != NULL)
+ {
+ while (cycle != this)
+ {
+ cycle->SetValue( false );
+ cycle = cycle->NextInCycle();
+ }
+ }
+ }
}
-// Get single selection, for single choice list items
bool wxRadioButton::GetValue() const
{
- // TODO
- return FALSE;
+ return m_peer->GetValue();
+}
+
+void wxRadioButton::Command(wxCommandEvent& event)
+{
+ SetValue( (event.GetInt() != 0) );
+ ProcessCommand( event );
+}
+
+wxInt32 wxRadioButton::MacControlHit( WXEVENTHANDLERREF WXUNUSED(handler), WXEVENTREF WXUNUSED(event) )
+{
+ // if already set -> no action
+ if (GetValue())
+ return noErr;
+
+ wxRadioButton *cycle;
+ cycle = this->NextInCycle();
+ if (cycle != NULL)
+ {
+ while (cycle != this)
+ {
+ if (cycle->GetValue())
+ cycle->SetValue( false );
+
+ cycle = cycle->NextInCycle();
+ }
+ }
+
+ SetValue( true );
+
+ wxCommandEvent event2( wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId );
+ event2.SetEventObject( this );
+ event2.SetInt( true );
+ ProcessCommand( event2 );
+
+ return noErr;
}
-void wxRadioButton::Command (wxCommandEvent & event)
+wxRadioButton *wxRadioButton::AddInCycle(wxRadioButton *cycle)
{
- SetValue ( (event.m_commandInt != 0) );
- ProcessCommand (event);
+ wxRadioButton *next, *current;
+
+ if (cycle == NULL)
+ {
+ m_cycle = this;
+ }
+ else
+ {
+ current = cycle;
+ while ((next = current->m_cycle) != cycle)
+ current = current->m_cycle;
+
+ m_cycle = cycle;
+ current->m_cycle = this;
+ }
+
+ return m_cycle;
}
+void wxRadioButton::RemoveFromCycle()
+{
+ if ((m_cycle == NULL) || (m_cycle == this))
+ return;
+
+ // Find the previous one and make it point to the next one
+ wxRadioButton* prev = this;
+ while (prev->m_cycle != this)
+ prev = prev->m_cycle;
+ prev->m_cycle = m_cycle;
+}
+
+#endif