Added chapter on collection and container classes to contents

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

diff --git a/src/gtk/radiobut.cpp b/src/gtk/radiobut.cpp
index f7771f4ea6bbdf19bd8703b8f34a83d5e9bc97b0..00f9c9821b4743cdb51eed0ed6cf8043942203f6 100644 (file)
--- a/src/gtk/radiobut.cpp
+++ b/src/gtk/radiobut.cpp
@@ -16,8 +16,8 @@
 
 #if wxUSE_RADIOBOX
 
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -30,7 +30,8 @@ extern bool g_isIdle;
 // data
 //-----------------------------------------------------------------------------
 
-extern bool g_blockEventsOnDrag;
+extern bool       g_blockEventsOnDrag;
+extern wxCursor   g_globalCursor;
 
 //-----------------------------------------------------------------------------
 // "clicked"
@@ -68,7 +69,7 @@ bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& lab
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
-        wxFAIL_MSG( _T("wxRadioButton creation failed") );
+        wxFAIL_MSG( wxT("wxRadioButton creation failed") );
        return FALSE;
     }
 
@@ -83,36 +84,31 @@ bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& lab
         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)
-       {
+           if (chief)
+           {
             /* we are part of the group started by chief */
-           m_radioButtonGroup = gtk_radio_button_group( GTK_RADIO_BUTTON(chief->m_widget) );
-       }
-       else
-       {
+               m_radioButtonGroup = gtk_radio_button_group( GTK_RADIO_BUTTON(chief->m_widget) );
+           }
+           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 );
        
@@ -120,9 +116,19 @@ 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 );
 
@@ -131,7 +137,7 @@ bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& lab
 
 void wxRadioButton::SetLabel( const wxString& label )
 {
-    wxCHECK_RET( m_widget != NULL, _T("invalid radiobutton") );
+    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobutton") );
   
     wxControl::SetLabel( label );
     GtkButton *bin = GTK_BUTTON( m_widget );
@@ -141,8 +147,8 @@ void wxRadioButton::SetLabel( const wxString& label )
 
 void wxRadioButton::SetValue( bool val )
 {
-    wxCHECK_RET( m_widget != NULL, _T("invalid radiobutton") );
-  
+    wxCHECK_RET( m_widget != NULL, wxT("invalid radiobutton") );
+
     if (val == GetValue())
         return;
 
@@ -156,15 +162,17 @@ void wxRadioButton::SetValue( bool val )
     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 );
 }
 
 bool wxRadioButton::GetValue() const
 {
-    wxCHECK_MSG( m_widget != NULL, FALSE, _T("invalid radiobutton") );
+    wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobutton") );
   
     return GTK_TOGGLE_BUTTON(m_widget)->active;
 }
@@ -186,4 +194,32 @@ void wxRadioButton::ApplyWidgetStyle()
     gtk_widget_set_style( GTK_BUTTON(m_widget)->child, m_widgetStyle );
 }
 
+bool wxRadioButton::IsOwnGtkWindow( GdkWindow *window )
+{
+    return (window == GTK_TOGGLE_BUTTON(m_widget)->event_window);
+}
+
+void wxRadioButton::OnInternalIdle()
+{
+    wxCursor cursor = m_cursor;
+    if (g_globalCursor.Ok()) cursor = g_globalCursor;
+
+    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() );
+    }
+
+    UpdateWindowUI();
+}
+
+wxSize wxRadioButton::DoGetBestSize() const
+{
+    return wxControl::DoGetBestSize();
+}
+
 #endif