added null bytes to carb(0) resource, added comment about plst(0) resource

[wxWidgets.git] / src / mac / radiobut.cpp

diff --git a/src/mac/radiobut.cpp b/src/mac/radiobut.cpp
index f5f95dfab2ed077ed0129df18750e82cc96a650e..6421f605969c2dc50fff812abfa1696abc131529 100644 (file)
--- a/src/mac/radiobut.cpp
+++ b/src/mac/radiobut.cpp
@@ -13,11 +13,15 @@
 #pragma implementation "radiobut.h"
 #endif
 
+#include "wx/defs.h"
+
 #include "wx/radiobut.h"
 
+#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl)
+#endif
 
-#include <wx/mac/uma.h>
+#include "wx/mac/uma.h"
 
 bool wxRadioButton::Create(wxWindow *parent, wxWindowID id,
                   const wxString& label,
@@ -29,26 +33,49 @@ bool wxRadioButton::Create(wxWindow *parent, wxWindowID id,
        Rect bounds ;
        Str255 title ;
        
-       m_cycle=NULL;
-       
        MacPreControlCreate( parent , id ,  label , pos , size ,style, validator , name , &bounds , title ) ;
 
-       m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , 0 , 1, 
+       m_macControl = ::NewControl( parent->MacGetRootWindow() , &bounds , title , false , 0 , 0 , 1, 
                kControlRadioButtonProc , (long) this ) ;
        
        MacPostControlCreate() ;
 
-  return TRUE;
+  m_cycle = this ;
+  
+  if (HasFlag(wxRB_GROUP))
+  {
+         AddInCycle( NULL ) ;
+  }
+  else
+  {
+    /* search backward for last group start */
+    wxRadioButton *chief = (wxRadioButton*) NULL;
+    wxWindowList::Node *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();
+    }
+    AddInCycle( chief ) ;
+  }
+    return TRUE;
 }
 
 void wxRadioButton::SetValue(bool val)
 {
        int i;
        wxRadioButton *cycle;
-       
+         if ( GetControlValue( m_macControl ) == val )
+           return ;
+           
    ::SetControlValue( m_macControl , val ) ;
-   
-   if (val) {
+   if (val) 
+   {
                cycle=this->NextInCycle();
                if (cycle!=NULL) {
                        while (cycle!=this) {
@@ -57,6 +84,7 @@ void wxRadioButton::SetValue(bool val)
                                }
                        }
                }
+   MacRedrawControl() ;
 }
 
 bool wxRadioButton::GetValue() const
@@ -72,10 +100,33 @@ void wxRadioButton::Command (wxCommandEvent & event)
 
 void wxRadioButton::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) 
 {
-       SetValue(true) ;
-    wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId );
-    event.SetEventObject(this);
-    ProcessCommand(event);
+    if ( GetValue() )
+      return ;
+      
+         wxRadioButton *cycle, *old = NULL ;
+    cycle=this->NextInCycle();
+    if (cycle!=NULL) {
+         while (cycle!=this) {
+           if ( cycle->GetValue() ) {
+             old = cycle ;
+                   cycle->SetValue(false);
+                 }
+                 cycle=cycle->NextInCycle();
+               }
+    }
+
+         SetValue(true) ;
+
+    if ( old ) {
+      wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, old->m_windowId );
+      event.SetEventObject(old);
+      event.SetInt( false );
+      old->ProcessCommand(event);
+    }
+    wxCommandEvent event2(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId );
+    event2.SetEventObject(this);
+    event2.SetInt( true );
+    ProcessCommand(event2);
 }
 
 wxRadioButton *wxRadioButton::AddInCycle(wxRadioButton *cycle)
@@ -88,10 +139,10 @@ wxRadioButton *wxRadioButton::AddInCycle(wxRadioButton *cycle)
                }
        else {
                current=cycle;
-               while ((next=current->m_cycle)!=cycle) current=current->m_cycle;
+               while ((next=current->m_cycle)!=cycle) 
+                 current=current->m_cycle;
                m_cycle=cycle;
                current->m_cycle=this;
                return(cycle);
        }
 }  
-