// Name: radiobut.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/radiobut.h"
+#if wxUSE_RADIOBOX
+
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+
+//-----------------------------------------------------------------------------
+// idle system
+//-----------------------------------------------------------------------------
+
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
+
//-----------------------------------------------------------------------------
// data
//-----------------------------------------------------------------------------
-extern bool g_blockEventsOnDrag;
+extern bool g_blockEventsOnDrag;
+extern wxCursor g_globalCursor;
//-----------------------------------------------------------------------------
-// wxRadioButton
+// "clicked"
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxRadioButton,wxControl)
-
-static void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioButton *rb )
+static
+void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioButton *rb )
{
- if (!rb->HasVMT()) return;
- if (g_blockEventsOnDrag) return;
+ if (g_isIdle) wxapp_install_idle_handler();
+
+ if (!rb->m_hasVMT) return;
- wxCommandEvent event( wxEVT_COMMAND_RADIOBUTTON_SELECTED, rb->GetId());
- event.SetInt( rb->GetValue() );
- event.SetEventObject( rb );
- rb->GetEventHandler()->ProcessEvent( event );
+ if (g_blockEventsOnDrag) return;
+
+ wxCommandEvent event( wxEVT_COMMAND_RADIOBUTTON_SELECTED, rb->GetId());
+ event.SetInt( rb->GetValue() );
+ event.SetEventObject( rb );
+ rb->GetEventHandler()->ProcessEvent( event );
}
+//-----------------------------------------------------------------------------
+// wxRadioButton
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxRadioButton,wxControl)
+
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;
-
- wxSize newSize = size;
-
- PreCreation( parent, id, pos, newSize, style, name );
-
- SetValidator( validator );
-
- m_widget = gtk_radio_button_new_with_label( (GSList *) NULL, label );
+ m_acceptsFocus = TRUE;
+ m_needParent = TRUE;
+ m_isRadioButton = TRUE;
+
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxRadioButton creation failed") );
+ return FALSE;
+ }
+
+ if (HasFlag(wxRB_GROUP))
+ {
+ /* start a new group */
+ m_radioButtonGroup = (GSList*) 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->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) );
+ }
+ else
+ {
+ /* start a new group */
+ m_radioButtonGroup = (GSList*) NULL;
+ }
+ }
+
+ m_widget = gtk_radio_button_new_with_label( m_radioButtonGroup, label.mbc_str() );
- SetLabel(label);
+ SetLabel(label);
- 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 );
+ 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 );
+ gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
+ GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
- PostCreation();
+ m_parent->DoAddChild( this );
+
+ PostCreation();
- Show( TRUE );
+ SetBackgroundColour( parent->GetBackgroundColour() );
+ SetForegroundColour( parent->GetForegroundColour() );
+ SetFont( parent->GetFont() );
+
+ Show( TRUE );
- return TRUE;
+ return TRUE;
}
void wxRadioButton::SetLabel( const wxString& label )
{
- 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") );
+
+ wxControl::SetLabel( label );
+ GtkButton *bin = GTK_BUTTON( m_widget );
+ GtkLabel *g_label = GTK_LABEL( bin->child );
+ gtk_label_set( g_label, GetLabel().mbc_str() );
}
void wxRadioButton::SetValue( bool val )
{
- gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widget), 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 );
+
+ if (val)
+ {
+ gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widget), TRUE );
+ }
+ else
+ {
+ // should give an assert
+ }
+
+ gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
+ GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
}
-bool wxRadioButton::GetValue(void) const
+bool wxRadioButton::GetValue() const
{
- return GTK_TOGGLE_BUTTON(m_widget)->active;
+ wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobutton") );
+
+ return GTK_TOGGLE_BUTTON(m_widget)->active;
}
-void wxRadioButton::SetFont( const wxFont &font )
+bool wxRadioButton::Enable( bool enable )
{
- m_font = font;
-
- GtkButton *bin = GTK_BUTTON( m_widget );
- GtkWidget *label = bin->child;
-
- GtkStyle *style = (GtkStyle*) NULL;
- if (!m_hasOwnStyle)
- {
- m_hasOwnStyle = TRUE;
- style = gtk_style_copy( gtk_widget_get_style( label ) );
- }
- else
- {
- style = gtk_widget_get_style( label );
- }
+ if ( !wxControl::Enable( enable ) )
+ return FALSE;
- gdk_font_unref( style->font );
- style->font = gdk_font_ref( m_font.GetInternalFont( 1.0 ) );
-
- gtk_widget_set_style( label, style );
+ gtk_widget_set_sensitive( GTK_BUTTON(m_widget)->child, enable );
+
+ return TRUE;
}
+void wxRadioButton::ApplyWidgetStyle()
+{
+ SetWidgetStyle();
+ gtk_widget_set_style( m_widget, m_widgetStyle );
+ 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();
+}
+
+#endif
projects / wxWidgets.git / blobdiff