X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c67daf87774c71ae9f73af9969008af220e52a11..88932ec82d048d006cdc81bd309f5e59aee799ac:/src/gtk/radiobut.cpp diff --git a/src/gtk/radiobut.cpp b/src/gtk/radiobut.cpp index 321210ec3d..6128b2ce11 100644 --- a/src/gtk/radiobut.cpp +++ b/src/gtk/radiobut.cpp @@ -1,89 +1,188 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: radiobut.cpp +// Name: src/gtk/radiobut.cpp // Purpose: // Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling +// 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 +#include "wx/gtk/private.h" +#include "wx/gtk/private/gtk2-compat.h" + //----------------------------------------------------------------------------- // data //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; +extern bool g_blockEventsOnDrag; + +//----------------------------------------------------------------------------- +// "clicked" +//----------------------------------------------------------------------------- + +extern "C" { +static +void gtk_radiobutton_clicked_callback( GtkToggleButton *button, wxRadioButton *rb ) +{ + if (g_blockEventsOnDrag) return; + + if (!gtk_toggle_button_get_active(button)) return; + + wxCommandEvent event( wxEVT_COMMAND_RADIOBUTTON_SELECTED, rb->GetId()); + event.SetInt( rb->GetValue() ); + event.SetEventObject( rb ); + rb->HandleWindowEvent( event ); +} +} //----------------------------------------------------------------------------- // wxRadioButton //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxRadioButton,wxControl) - -static void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioButton *rb ) +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 (!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 (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, validator, name )) + { + wxFAIL_MSG( wxT("wxRadioButton creation failed") ); + return false; + } + + // Check if this radio button should be put into an existing group. This + // shouldn't be done if it's given a style to explicitly start a new group + // or if it's not meant to be a part of a group at all. + 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(); + + // We stop at the first previous radio button in any case as it + // wouldn't make sense to put this button in a group with another + // one if there is a radio button that is not part of the same + // group between them. + if (wxIsKindOf(child, wxRadioButton)) + { + // Any preceding radio button can be used to get its group, not + // necessarily one with wxRB_GROUP style, but exclude + // wxRB_SINGLE ones as their group should never be shared. + if (!child->HasFlag(wxRB_SINGLE)) + { + 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; } -bool wxRadioButton::Create( wxWindow *parent, wxWindowID id, const wxString& label, - const wxPoint& pos, const wxSize& size, long style, - const wxValidator& validator, const wxString& name ) +void wxRadioButton::SetLabel( const wxString& label ) { - m_needParent = TRUE; + wxCHECK_RET( m_widget != NULL, wxT("invalid radiobutton") ); - wxSize newSize = size; + // save the original label + wxControlBase::SetLabel(label); - PreCreation( parent, id, pos, newSize, style, name ); - - SetValidator( validator ); + GTKSetLabelForLabel(GTK_LABEL(gtk_bin_get_child(GTK_BIN(m_widget))), label); +} + +void wxRadioButton::SetValue( bool val ) +{ + 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); +} + +bool wxRadioButton::GetValue() const +{ + wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobutton") ); - m_widget = gtk_radio_button_new_with_label( (GSList *) NULL, label ); - - SetLabel(label); + return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(m_widget)) != 0; +} - 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::Enable( bool enable ) +{ + if (!base_type::Enable(enable)) + return false; - gtk_signal_connect( GTK_OBJECT(m_widget), "clicked", - GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this ); - - PostCreation(); + gtk_widget_set_sensitive(gtk_bin_get_child(GTK_BIN(m_widget)), enable); - Show( TRUE ); + if (enable) + GTKFixSensitivity(); - return TRUE; + return true; } -void wxRadioButton::SetLabel( const wxString& label ) +void wxRadioButton::DoApplyWidgetStyle(GtkRcStyle *style) { - wxControl::SetLabel( label ); - GtkButton *bin = GTK_BUTTON( m_widget ); - GtkLabel *g_label = GTK_LABEL( bin->child ); - gtk_label_set( g_label, GetLabel() ); + GTKApplyStyle(m_widget, style); + GTKApplyStyle(gtk_bin_get_child(GTK_BIN(m_widget)), style); } -void wxRadioButton::SetValue( bool val ) +GdkWindow * +wxRadioButton::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const { - gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_widget), val ); + return gtk_button_get_event_window(GTK_BUTTON(m_widget)); } -bool wxRadioButton::GetValue(void) const +// static +wxVisualAttributes +wxRadioButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - return GTK_TOGGLE_BUTTON(m_widget)->active; + return GetDefaultAttributesFromGTKWidget(gtk_radio_button_new_with_label(NULL, "")); } +#endif