Watcom build system for wxMGL

[wxWidgets.git] / src / gtk1 / radiobut.cpp

diff --git a/src/gtk1/radiobut.cpp b/src/gtk1/radiobut.cpp
index 5f58c9331e11384351a3e3631e920ec9e2868780..91c5da2c3e6c5c956f9fb096bd159b63e49aaf71 100644 (file)
--- a/src/gtk1/radiobut.cpp
+++ b/src/gtk1/radiobut.cpp
@@ -4,7 +4,7 @@
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 
@@ -12,10 +12,12 @@
 #pragma implementation "radiobut.h"
 #endif
 
-#include "wx/radiobut.h"
+#include "wx/defs.h"
 
 #if wxUSE_RADIOBOX
 
+#include "wx/radiobut.h"
+
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 
@@ -38,7 +40,7 @@ extern wxCursor   g_globalCursor;
 //-----------------------------------------------------------------------------
 
 static 
-void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioButton *rb )
+void gtk_radiobutton_clicked_callback( GtkToggleButton *button, wxRadioButton *rb )
 {
     if (g_isIdle) wxapp_install_idle_handler();
 
@@ -46,6 +48,10 @@ void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioButto
   
     if (g_blockEventsOnDrag) return;
   
+    if (!button->active) return;
+    
+    if (rb->m_blockEvent) return;
+  
     wxCommandEvent event( wxEVT_COMMAND_RADIOBUTTON_SELECTED, rb->GetId());
     event.SetInt( rb->GetValue() );
     event.SetEventObject( rb );
@@ -65,55 +71,52 @@ bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& lab
     m_acceptsFocus = TRUE;
     m_needParent = TRUE;
     m_isRadioButton = TRUE;
+    
+    m_blockEvent = FALSE;
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxRadioButton creation failed") );
-       return FALSE;
+        return FALSE;
     }
 
     if (HasFlag(wxRB_GROUP))
     {
-        /* start a new group */
+        // start a new group
         m_radioButtonGroup = (GSList*) NULL;
     }
     else
     {
-        /* search backward for last group start */
+        // search backward for last group start
         wxRadioButton *chief = (wxRadioButton*) NULL;
         wxWindowList::Node *node = parent->GetChildren().GetLast();
         while (node)
-       {
-           wxWindow *child = node->GetData();
-           if (child->m_isRadioButton)
-           {
-                chief = (wxRadioButton*) child;
-                if (child->HasFlag(wxRB_GROUP)) break;
-           }
-           node = node->GetPrevious();
+        {
+            wxWindow *child = node->GetData();
+            if (child->m_isRadioButton)
+            {
+                chief = (wxRadioButton*) child;
+                if (child->HasFlag(wxRB_GROUP)) break;
+            }
+            node = node->GetPrevious();
+        }
+        if (chief)
+        {
+            // we are part of the group started by chief
+            m_radioButtonGroup = gtk_radio_button_group( GTK_RADIO_BUTTON(chief->m_widget) );
         }
-       if (chief)
-       {
-            /* we are part of the group started by chief */
-           m_radioButtonGroup = gtk_radio_button_group( GTK_RADIO_BUTTON(chief->m_widget) );
-       }
-       else
-       {
-            /* start a new group */
+        else
+        {
+            // start a new group
             m_radioButtonGroup = (GSList*) NULL;
-       }
+        }
     }
 
     m_widget = gtk_radio_button_new_with_label( m_radioButtonGroup, label.mbc_str() );
       
     SetLabel(label);
 
-    wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = 22+gdk_string_measure( m_widget->style->font, label.mbc_str() );
-    if (newSize.y == -1) newSize.y = 26;
-    SetSize( newSize.x, newSize.y );
-
     gtk_signal_connect( GTK_OBJECT(m_widget), "clicked", 
       GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
        
@@ -121,9 +124,19 @@ bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& lab
   
     PostCreation();
 
+    SetFont( parent->GetFont() );
+
+    wxSize size_best( DoGetBestSize() );
+    wxSize new_size( size );
+    if (new_size.x == -1)
+        new_size.x = size_best.x;
+    if (new_size.y == -1)
+        new_size.y = size_best.y;
+    if ((new_size.x != size.x) || (new_size.y != size.y))
+        SetSize( new_size.x, new_size.y );
+        
     SetBackgroundColour( parent->GetBackgroundColour() );
     SetForegroundColour( parent->GetForegroundColour() );
-    SetFont( parent->GetFont() );
   
     Show( TRUE );
 
@@ -143,24 +156,24 @@ void wxRadioButton::SetLabel( const wxString& label )
 void wxRadioButton::SetValue( bool val )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid radiobutton") );
-  
+
     if (val == GetValue())
         return;
 
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
-      GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
+    m_blockEvent = TRUE;
 
     if (val)
     {
-        gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widget), TRUE );
+        gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(m_widget), TRUE );
     }
     else
     {
         // should give an assert
+        // RL - No it shouldn't.  A wxGenericValidator might try to set it
+        //      as FALSE.  Failing silently is probably TRTTD here.
     }
-       
-    gtk_signal_connect( GTK_OBJECT(m_widget), "clicked", 
-      GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
+
+    m_blockEvent = FALSE;
 }
 
 bool wxRadioButton::GetValue() const
@@ -200,14 +213,19 @@ void wxRadioButton::OnInternalIdle()
     if (GTK_TOGGLE_BUTTON(m_widget)->event_window && cursor.Ok())
     {
         /* I now set the cursor the anew in every OnInternalIdle call
-          as setting the cursor in a parent window also effects the
-          windows above so that checking for the current cursor is
-          not possible. */
-          
-       gdk_window_set_cursor( GTK_TOGGLE_BUTTON(m_widget)->event_window, cursor.GetCursor() );
+       as setting the cursor in a parent window also effects the
+       windows above so that checking for the current cursor is
+       not possible. */
+       
+       gdk_window_set_cursor( GTK_TOGGLE_BUTTON(m_widget)->event_window, cursor.GetCursor() );
     }
 
     UpdateWindowUI();
 }
 
+wxSize wxRadioButton::DoGetBestSize() const
+{
+    return wxControl::DoGetBestSize();
+}
+
 #endif