/////////////////////////////////////////////////////////////////////////////
-// Name: radiobut.cpp
+// Name: src/gtk/radiobut.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-#ifdef __GNUG__
-#pragma implementation "radiobut.h"
-#endif
+#if wxUSE_RADIOBTN
#include "wx/radiobut.h"
+#include "wx/gtk/private.h"
+
//-----------------------------------------------------------------------------
// data
//-----------------------------------------------------------------------------
-extern bool g_blockEventsOnDrag;
+extern bool g_blockEventsOnDrag;
//-----------------------------------------------------------------------------
-// wxRadioButton
+// "clicked"
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxRadioButton,wxControl)
-
-static void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioButton *rb )
+extern "C" {
+static
+void gtk_radiobutton_clicked_callback( GtkToggleButton *button, wxRadioButton *rb )
{
- if (!rb->HasVMT()) return;
- if (g_blockEventsOnDrag) return;
-
- wxCommandEvent event( wxEVT_COMMAND_RADIOBUTTON_SELECTED, rb->GetId());
- event.SetInt( rb->GetValue() );
- event.SetEventObject( rb );
- rb->GetEventHandler()->ProcessEvent( event );
-}
+ if (!rb->m_hasVMT) return;
-bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& label,
- const wxPoint& pos, const wxSize& size, long style,
- const wxValidator& validator, const wxString& name )
-{
- m_needParent = TRUE;
+ if (g_blockEventsOnDrag) return;
- wxSize newSize = size;
+ if (!gtk_toggle_button_get_active(button)) return;
- PreCreation( parent, id, pos, newSize, style, name );
-
- SetValidator( validator );
+ wxCommandEvent event( wxEVT_COMMAND_RADIOBUTTON_SELECTED, rb->GetId());
+ event.SetInt( rb->GetValue() );
+ event.SetEventObject( rb );
+ rb->HandleWindowEvent( event );
+}
+}
- m_widget = gtk_radio_button_new_with_label( (GSList *) NULL, label );
-
- SetLabel(label);
+//-----------------------------------------------------------------------------
+// wxRadioButton
+//-----------------------------------------------------------------------------
- if (newSize.x == -1) newSize.x = 22+gdk_string_measure( m_widget->style->font, label );
- if (newSize.y == -1) newSize.y = 26;
- SetSize( newSize.x, newSize.y );
+bool wxRadioButton::Create( wxWindow *parent,
+ wxWindowID id,
+ const wxString& label,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator,
+ const wxString& name )
+{
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxRadioButton creation failed") );
+ return false;
+ }
+
+ GSList* radioButtonGroup = NULL;
+ if (!HasFlag(wxRB_GROUP) && !HasFlag(wxRB_SINGLE))
+ {
+ // search backward for last group start
+ wxWindowList::compatibility_iterator node = parent->GetChildren().GetLast();
+ for (; node; node = node->GetPrevious())
+ {
+ wxWindow *child = node->GetData();
+ if (child->HasFlag(wxRB_GROUP) && wxIsKindOf(child, wxRadioButton))
+ {
+ radioButtonGroup = gtk_radio_button_get_group(
+ GTK_RADIO_BUTTON(child->m_widget));
+ break;
+ }
+ }
+ }
+
+ m_widget = gtk_radio_button_new_with_label( radioButtonGroup, wxGTK_CONV( label ) );
+ g_object_ref(m_widget);
+
+ SetLabel(label);
+
+ g_signal_connect_after (m_widget, "clicked",
+ G_CALLBACK (gtk_radiobutton_clicked_callback), this);
+
+ m_parent->DoAddChild( this );
+
+ PostCreation(size);
+
+ return true;
+}
- gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
- GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
-
- PostCreation();
+void wxRadioButton::SetLabel( const wxString& label )
+{
+ wxCHECK_RET( m_widget != NULL, wxT("invalid radiobutton") );
- SetBackgroundColour( parent->GetBackgroundColour() );
- SetForegroundColour( parent->GetForegroundColour() );
-
- Show( TRUE );
+ // save the original label
+ wxControlBase::SetLabel(label);
- return TRUE;
+ GTKSetLabelForLabel(GTK_LABEL(gtk_bin_get_child(GTK_BIN(m_widget))), label);
}
-void wxRadioButton::SetLabel( const wxString& label )
+void wxRadioButton::SetValue( bool val )
{
- wxCHECK_RET( m_widget != NULL, "invalid radiobutton" );
-
- wxControl::SetLabel( label );
- GtkButton *bin = GTK_BUTTON( m_widget );
- GtkLabel *g_label = GTK_LABEL( bin->child );
- gtk_label_set( g_label, GetLabel() );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid radiobutton") );
+
+ if (val == GetValue())
+ return;
+
+ g_signal_handlers_block_by_func(
+ m_widget, (void*)gtk_radiobutton_clicked_callback, this);
+
+ if (val)
+ {
+ 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.
+ }
+
+ g_signal_handlers_unblock_by_func(
+ m_widget, (void*)gtk_radiobutton_clicked_callback, this);
}
-void wxRadioButton::SetValue( bool val )
+bool wxRadioButton::GetValue() const
+{
+ wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobutton") );
+
+ return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(m_widget)) != 0;
+}
+
+bool wxRadioButton::Enable( bool enable )
{
- wxCHECK_RET( m_widget != NULL, "invalid radiobutton" );
-
- gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widget), val );
+ if (!base_type::Enable(enable))
+ return false;
+
+ gtk_widget_set_sensitive(gtk_bin_get_child(GTK_BIN(m_widget)), enable);
+
+ if (enable)
+ GTKFixSensitivity();
+
+ return true;
}
-bool wxRadioButton::GetValue(void) const
+void wxRadioButton::DoApplyWidgetStyle(GtkRcStyle *style)
{
- wxCHECK_MSG( m_widget != NULL, FALSE, "invalid radiobutton" );
-
- return GTK_TOGGLE_BUTTON(m_widget)->active;
+ gtk_widget_modify_style(m_widget, style);
+ gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(m_widget)), style);
}
-void wxRadioButton::Enable( bool enable )
+GdkWindow *
+wxRadioButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
- wxCHECK_RET( m_widget != NULL, "invalid radiobutton" );
-
- wxControl::Enable( enable );
-
- gtk_widget_set_sensitive( GTK_BUTTON(m_widget)->child, enable );
+ return GTK_BUTTON(m_widget)->event_window;
}
-void wxRadioButton::ApplyWidgetStyle()
+// static
+wxVisualAttributes
+wxRadioButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
{
- SetWidgetStyle();
- gtk_widget_set_style( m_widget, m_widgetStyle );
- gtk_widget_set_style( GTK_BUTTON(m_widget)->child, m_widgetStyle );
+ wxVisualAttributes attr;
+ // NB: we need toplevel window so that GTK+ can find the right style
+ GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ GtkWidget* widget = gtk_radio_button_new_with_label(NULL, "");
+ gtk_container_add(GTK_CONTAINER(wnd), widget);
+ attr = GetDefaultAttributesFromGTKWidget(widget);
+ gtk_widget_destroy(wnd);
+ return attr;
}
+#endif
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