cc1fcb9584
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@8421 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
734 lines
18 KiB
C++
734 lines
18 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: radiobox.cpp
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// Purpose:
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// Author: Robert Roebling
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "radiobox.h"
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#endif
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#include "wx/radiobox.h"
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#if wxUSE_RADIOBOX
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#include "wx/dialog.h"
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#include "wx/frame.h"
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#include "wx/log.h"
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#include <gdk/gdk.h>
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#include <gtk/gtk.h>
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#include <gdk/gdkkeysyms.h>
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#include "wx/gtk/win_gtk.h"
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//-----------------------------------------------------------------------------
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// idle system
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//-----------------------------------------------------------------------------
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extern void wxapp_install_idle_handler();
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extern bool g_isIdle;
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//-----------------------------------------------------------------------------
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// data
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//-----------------------------------------------------------------------------
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extern bool g_blockEventsOnDrag;
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//-----------------------------------------------------------------------------
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// "clicked"
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//-----------------------------------------------------------------------------
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static void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioBox *rb )
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{
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if (g_isIdle) wxapp_install_idle_handler();
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if (!rb->m_hasVMT) return;
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if (g_blockEventsOnDrag) return;
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if (rb->m_alreadySent)
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{
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rb->m_alreadySent = FALSE;
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return;
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}
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rb->m_alreadySent = TRUE;
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wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
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event.SetInt( rb->GetSelection() );
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event.SetString( rb->GetStringSelection() );
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event.SetEventObject( rb );
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rb->GetEventHandler()->ProcessEvent(event);
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}
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//-----------------------------------------------------------------------------
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// "key_press_event"
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//-----------------------------------------------------------------------------
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static gint gtk_radiobox_keypress_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxRadioBox *rb )
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{
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if (g_isIdle)
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wxapp_install_idle_handler();
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if (!rb->m_hasVMT) return FALSE;
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if (g_blockEventsOnDrag) return FALSE;
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if ((gdk_event->keyval != GDK_Up) &&
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(gdk_event->keyval != GDK_Down) &&
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(gdk_event->keyval != GDK_Left) &&
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(gdk_event->keyval != GDK_Right))
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{
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return FALSE;
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}
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wxNode *node = rb->m_boxes.Find( (wxObject*) widget );
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if (!node)
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{
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return FALSE;
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}
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gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
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if ((gdk_event->keyval == GDK_Up) ||
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(gdk_event->keyval == GDK_Left))
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{
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if (node == rb->m_boxes.First())
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node = rb->m_boxes.Last();
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else
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node = node->Previous();
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}
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else
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{
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if (node == rb->m_boxes.Last())
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node = rb->m_boxes.First();
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else
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node = node->Next();
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}
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GtkWidget *button = (GtkWidget*) node->Data();
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gtk_widget_grab_focus( button );
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return TRUE;
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}
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static gint gtk_radiobutton_focus_in( GtkWidget *widget,
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GdkEvent *WXUNUSED(event),
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wxRadioBox *win )
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{
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if ( win->m_lostFocus )
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{
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// no, we didn't really lose it
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win->m_lostFocus = FALSE;
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}
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else if ( !win->m_hasFocus )
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{
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win->m_hasFocus = TRUE;
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wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
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event.SetEventObject( win );
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// never stop the signal emission, it seems to break the kbd handling
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// inside the radiobox
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(void)win->GetEventHandler()->ProcessEvent( event );
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}
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return FALSE;
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}
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static gint gtk_radiobutton_focus_out( GtkWidget *widget,
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GdkEvent *WXUNUSED(event),
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wxRadioBox *win )
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{
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// wxASSERT_MSG( win->m_hasFocus, _T("got focus out without any focus in?") );
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// Replace with a warning, else we dump core a lot!
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// if (!win->m_hasFocus)
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// wxLogWarning(_T("Radiobox got focus out without any focus in.") );
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// we might have lost the focus, but may be not - it may have just gone to
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// another button in the same radiobox, so we'll check for it in the next
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// idle iteration (leave m_hasFocus == TRUE for now)
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win->m_lostFocus = TRUE;
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return FALSE;
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}
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//-----------------------------------------------------------------------------
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// wxRadioBox
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)
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void wxRadioBox::Init()
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{
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m_alreadySent = FALSE;
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m_needParent = TRUE;
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m_acceptsFocus = TRUE;
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m_hasFocus =
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m_lostFocus = FALSE;
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}
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bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
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const wxPoint &pos, const wxSize &size,
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int n, const wxString choices[], int majorDim,
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long style, const wxValidator& validator,
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const wxString &name )
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{
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if (!PreCreation( parent, pos, size ) ||
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!CreateBase( parent, id, pos, size, style, validator, name ))
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{
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wxFAIL_MSG( wxT("wxRadioBox creation failed") );
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return FALSE;
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}
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m_widget = gtk_frame_new( title.mbc_str() );
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m_majorDim = majorDim;
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GtkRadioButton *m_radio = (GtkRadioButton*) NULL;
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wxString label;
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GSList *radio_button_group = (GSList *) NULL;
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for (int i = 0; i < n; i++)
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{
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if ( i != 0 )
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radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) );
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label.Empty();
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for ( const wxChar *pc = choices[i]; *pc; pc++ )
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{
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if ( *pc != wxT('&') )
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label += *pc;
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}
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m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, label.mbc_str() ) );
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gtk_signal_connect( GTK_OBJECT(m_radio), "key_press_event",
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GTK_SIGNAL_FUNC(gtk_radiobox_keypress_callback), (gpointer)this );
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m_boxes.Append( (wxObject*) m_radio );
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ConnectWidget( GTK_WIDGET(m_radio) );
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if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE );
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gtk_signal_connect( GTK_OBJECT(m_radio), "clicked",
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GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
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gtk_signal_connect( GTK_OBJECT(m_radio), "focus_in_event",
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GTK_SIGNAL_FUNC(gtk_radiobutton_focus_in), (gpointer)this );
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gtk_signal_connect( GTK_OBJECT(m_radio), "focus_out_event",
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GTK_SIGNAL_FUNC(gtk_radiobutton_focus_out), (gpointer)this );
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gtk_pizza_put( GTK_PIZZA(m_parent->m_wxwindow),
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GTK_WIDGET(m_radio),
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m_x+10, m_y+10+(i*24), 10, 10 );
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}
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m_parent->DoAddChild( this );
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PostCreation();
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ApplyWidgetStyle();
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SetLabel( title );
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SetFont( parent->GetFont() );
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wxSize ls = LayoutItems();
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GtkRequisition req;
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req.width = 2;
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req.height = 2;
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(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
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if (req.width > ls.x) ls.x = req.width;
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wxSize newSize = size;
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if (newSize.x == -1) newSize.x = ls.x;
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if (newSize.y == -1) newSize.y = ls.y;
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SetSize( newSize.x, newSize.y );
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SetBackgroundColour( parent->GetBackgroundColour() );
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SetForegroundColour( parent->GetForegroundColour() );
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Show( TRUE );
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return TRUE;
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}
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wxRadioBox::~wxRadioBox()
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{
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkWidget *button = GTK_WIDGET( node->Data() );
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gtk_widget_destroy( button );
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node = node->Next();
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}
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}
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void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
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{
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wxWindow::DoSetSize( x, y, width, height, sizeFlags );
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LayoutItems();
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}
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wxSize wxRadioBox::LayoutItems()
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{
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int x = 7;
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int y = 15;
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if ( m_majorDim == 0 )
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{
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// avoid dividing by 0 below
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wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );
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m_majorDim = 1;
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}
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int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;
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wxSize res( 0, 0 );
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int num_of_cols = 0;
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int num_of_rows = 0;
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if (HasFlag(wxRA_SPECIFY_COLS))
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{
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num_of_cols = m_majorDim;
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num_of_rows = num_per_major;
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}
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else
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{
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num_of_cols = num_per_major;
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num_of_rows = m_majorDim;
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}
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if ( HasFlag(wxRA_SPECIFY_COLS) ||
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(HasFlag(wxRA_SPECIFY_ROWS) && (num_of_cols > 1)) )
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{
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for (int j = 0; j < num_of_cols; j++)
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{
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y = 15;
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int max_len = 0;
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wxNode *node = m_boxes.Nth( j*num_of_rows );
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for (int i1 = 0; i1< num_of_rows; i1++)
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{
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GtkWidget *button = GTK_WIDGET( node->Data() );
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GtkRequisition req;
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req.width = 2;
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req.height = 2;
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(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
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(button, &req );
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if (req.width > max_len) max_len = req.width;
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gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
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y += req.height;
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node = node->Next();
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if (!node) break;
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}
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// we don't know the max_len before
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node = m_boxes.Nth( j*num_of_rows );
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for (int i2 = 0; i2< num_of_rows; i2++)
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{
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GtkWidget *button = GTK_WIDGET( node->Data() );
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gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, 20 );
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node = node->Next();
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if (!node) break;
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}
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if (y > res.y) res.y = y;
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x += max_len + 2;
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}
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res.x = x+4;
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res.y += 4;
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}
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else
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{
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int max = 0;
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkWidget *button = GTK_WIDGET( node->Data() );
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GtkRequisition req;
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req.width = 2;
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req.height = 2;
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(* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(button) )->size_request )
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(button, &req );
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if (req.width > max) max = req.width;
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node = node->Next();
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}
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node = m_boxes.First();
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while (node)
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{
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GtkWidget *button = GTK_WIDGET( node->Data() );
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gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, 20 );
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x += max;
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node = node->Next();
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}
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res.x = x+4;
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res.y = 40;
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}
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return res;
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}
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bool wxRadioBox::Show( bool show )
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{
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wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
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if (!wxControl::Show(show))
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{
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// nothing to do
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return FALSE;
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}
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if ((m_windowStyle & wxNO_BORDER) != 0)
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gtk_widget_hide( m_widget );
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkWidget *button = GTK_WIDGET( node->Data() );
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if (show) gtk_widget_show( button ); else gtk_widget_hide( button );
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node = node->Next();
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}
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return TRUE;
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}
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int wxRadioBox::FindString( const wxString &s ) const
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{
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wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
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int count = 0;
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkButton *button = GTK_BUTTON( node->Data() );
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GtkLabel *label = GTK_LABEL( button->child );
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if (s == label->label) return count;
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count++;
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node = node->Next();
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}
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return -1;
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}
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void wxRadioBox::SetFocus()
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{
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wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
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if (m_boxes.GetCount() == 0) return;
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
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if (button->active)
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{
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gtk_widget_grab_focus( GTK_WIDGET(button) );
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return;
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}
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node = node->Next();
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}
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}
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void wxRadioBox::SetSelection( int n )
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{
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wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
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wxNode *node = m_boxes.Nth( n );
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wxCHECK_RET( node, wxT("radiobox wrong index") );
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GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
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GtkDisableEvents();
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gtk_toggle_button_set_state( button, 1 );
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GtkEnableEvents();
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}
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int wxRadioBox::GetSelection(void) const
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{
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wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid radiobox") );
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int count = 0;
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
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if (button->active) return count;
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count++;
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node = node->Next();
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}
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wxFAIL_MSG( wxT("wxRadioBox none selected") );
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return -1;
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}
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wxString wxRadioBox::GetString( int n ) const
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{
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wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
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wxNode *node = m_boxes.Nth( n );
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wxCHECK_MSG( node, wxT(""), wxT("radiobox wrong index") );
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GtkButton *button = GTK_BUTTON( node->Data() );
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GtkLabel *label = GTK_LABEL( button->child );
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return wxString( label->label );
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}
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wxString wxRadioBox::GetLabel( int item ) const
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{
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wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
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return GetString( item );
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}
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void wxRadioBox::SetLabel( const wxString& label )
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{
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wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
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wxControl::SetLabel( label );
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gtk_frame_set_label( GTK_FRAME(m_widget), wxControl::GetLabel().mbc_str() );
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}
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void wxRadioBox::SetLabel( int item, const wxString& label )
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{
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wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
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wxNode *node = m_boxes.Nth( item );
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wxCHECK_RET( node, wxT("radiobox wrong index") );
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GtkButton *button = GTK_BUTTON( node->Data() );
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GtkLabel *g_label = GTK_LABEL( button->child );
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gtk_label_set( g_label, label.mbc_str() );
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}
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void wxRadioBox::SetLabel( int WXUNUSED(item), wxBitmap *WXUNUSED(bitmap) )
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{
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wxFAIL_MSG(wxT("wxRadioBox::SetLabel not implemented."));
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}
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bool wxRadioBox::Enable( bool enable )
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{
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if ( !wxControl::Enable( enable ) )
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return FALSE;
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wxNode *node = m_boxes.First();
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while (node)
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{
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GtkButton *button = GTK_BUTTON( node->Data() );
|
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GtkWidget *label = button->child;
|
|
gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
|
|
gtk_widget_set_sensitive( label, enable );
|
|
node = node->Next();
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
void wxRadioBox::Enable( int item, bool enable )
|
|
{
|
|
wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
|
|
|
|
wxNode *node = m_boxes.Nth( item );
|
|
|
|
wxCHECK_RET( node, wxT("radiobox wrong index") );
|
|
|
|
GtkButton *button = GTK_BUTTON( node->Data() );
|
|
GtkWidget *label = button->child;
|
|
gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
|
|
gtk_widget_set_sensitive( label, enable );
|
|
}
|
|
|
|
void wxRadioBox::Show( int item, bool show )
|
|
{
|
|
wxCHECK_RET( m_widget != NULL, wxT("invalid radiobox") );
|
|
|
|
wxNode *node = m_boxes.Nth( item );
|
|
|
|
wxCHECK_RET( node, wxT("radiobox wrong index") );
|
|
|
|
GtkWidget *button = GTK_WIDGET( node->Data() );
|
|
|
|
if (show)
|
|
gtk_widget_show( button );
|
|
else
|
|
gtk_widget_hide( button );
|
|
}
|
|
|
|
wxString wxRadioBox::GetStringSelection() const
|
|
{
|
|
wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid radiobox") );
|
|
|
|
wxNode *node = m_boxes.First();
|
|
while (node)
|
|
{
|
|
GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() );
|
|
if (button->active)
|
|
{
|
|
GtkLabel *label = GTK_LABEL( GTK_BUTTON(button)->child );
|
|
return label->label;
|
|
}
|
|
node = node->Next();
|
|
}
|
|
|
|
wxFAIL_MSG( wxT("wxRadioBox none selected") );
|
|
return wxT("");
|
|
}
|
|
|
|
bool wxRadioBox::SetStringSelection( const wxString &s )
|
|
{
|
|
wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid radiobox") );
|
|
|
|
int res = FindString( s );
|
|
if (res == -1) return FALSE;
|
|
SetSelection( res );
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
int wxRadioBox::Number() const
|
|
{
|
|
return m_boxes.Number();
|
|
}
|
|
|
|
int wxRadioBox::GetNumberOfRowsOrCols() const
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) )
|
|
{
|
|
wxFAIL_MSG(wxT("wxRadioBox::SetNumberOfRowsOrCols not implemented."));
|
|
}
|
|
|
|
void wxRadioBox::GtkDisableEvents()
|
|
{
|
|
wxNode *node = m_boxes.First();
|
|
while (node)
|
|
{
|
|
gtk_signal_disconnect_by_func( GTK_OBJECT(node->Data()),
|
|
GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
|
|
|
|
node = node->Next();
|
|
}
|
|
}
|
|
|
|
void wxRadioBox::GtkEnableEvents()
|
|
{
|
|
wxNode *node = m_boxes.First();
|
|
while (node)
|
|
{
|
|
gtk_signal_connect( GTK_OBJECT(node->Data()), "clicked",
|
|
GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
|
|
|
|
node = node->Next();
|
|
}
|
|
}
|
|
|
|
void wxRadioBox::ApplyWidgetStyle()
|
|
{
|
|
SetWidgetStyle();
|
|
|
|
gtk_widget_set_style( m_widget, m_widgetStyle );
|
|
|
|
wxNode *node = m_boxes.First();
|
|
while (node)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET( node->Data() );
|
|
gtk_widget_set_style( widget, m_widgetStyle );
|
|
|
|
GtkButton *button = GTK_BUTTON( node->Data() );
|
|
gtk_widget_set_style( button->child, m_widgetStyle );
|
|
|
|
node = node->Next();
|
|
}
|
|
}
|
|
|
|
#if wxUSE_TOOLTIPS
|
|
void wxRadioBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
|
|
{
|
|
wxNode *node = m_boxes.First();
|
|
while (node)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET( node->Data() );
|
|
gtk_tooltips_set_tip( tips, widget, wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
|
|
node = node->Next();
|
|
}
|
|
}
|
|
#endif // wxUSE_TOOLTIPS
|
|
|
|
bool wxRadioBox::IsOwnGtkWindow( GdkWindow *window )
|
|
{
|
|
if (window == m_widget->window) return TRUE;
|
|
|
|
wxNode *node = m_boxes.First();
|
|
while (node)
|
|
{
|
|
GtkWidget *button = GTK_WIDGET( node->Data() );
|
|
|
|
if (window == button->window) return TRUE;
|
|
|
|
node = node->Next();
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
void wxRadioBox::OnInternalIdle()
|
|
{
|
|
if ( m_lostFocus )
|
|
{
|
|
m_hasFocus = FALSE;
|
|
m_lostFocus = FALSE;
|
|
|
|
wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
|
|
event.SetEventObject( this );
|
|
|
|
(void)GetEventHandler()->ProcessEvent( event );
|
|
}
|
|
}
|
|
|
|
#endif // wxUSE_RADIOBOX
|
|
|