28e88942bc
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45073 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
703 lines
20 KiB
C++
703 lines
20 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/gtk/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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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#if wxUSE_RADIOBOX
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#include "wx/radiobox.h"
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#ifndef WX_PRECOMP
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#include "wx/log.h"
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#include "wx/frame.h"
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#include "wx/dialog.h"
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#endif
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#if wxUSE_TOOLTIPS
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#include "wx/tooltip.h"
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#endif
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#include "wx/gtk/private.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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// wxGTKRadioButtonInfo
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//-----------------------------------------------------------------------------
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// structure internally used by wxRadioBox to store its child buttons
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class wxGTKRadioButtonInfo : public wxObject
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{
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public:
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wxGTKRadioButtonInfo( GtkRadioButton * abutton, const wxRect & arect )
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: button( abutton ), rect( arect ) {}
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GtkRadioButton * button;
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wxRect rect;
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};
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//-----------------------------------------------------------------------------
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// data
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//-----------------------------------------------------------------------------
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#include "wx/listimpl.cpp"
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WX_DEFINE_LIST( wxRadioBoxButtonsInfoList );
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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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extern "C" {
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static void gtk_radiobutton_clicked_callback( GtkToggleButton *button, 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 (!button->active) return;
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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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//-----------------------------------------------------------------------------
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// "key_press_event"
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//-----------------------------------------------------------------------------
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extern "C" {
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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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// don't need to install idle handler, its done from "event" signal
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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_Tab) ||
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(gdk_event->keyval == GDK_ISO_Left_Tab)) &&
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rb->GetParent() && (rb->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
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{
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wxNavigationKeyEvent new_event;
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new_event.SetEventObject( rb->GetParent() );
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// GDK reports GDK_ISO_Left_Tab for SHIFT-TAB
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new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
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// CTRL-TAB changes the (parent) window, i.e. switch notebook page
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new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
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new_event.SetCurrentFocus( rb );
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return rb->GetParent()->GetEventHandler()->ProcessEvent( new_event );
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}
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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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wxRadioBoxButtonsInfoList::compatibility_iterator node = rb->m_buttonsInfo.GetFirst();
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while( node && GTK_WIDGET( node->GetData()->button ) != widget )
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{
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node = node->GetNext();
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}
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if (!node)
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{
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return FALSE;
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}
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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_buttonsInfo.GetFirst())
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node = rb->m_buttonsInfo.GetLast();
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else
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node = node->GetPrevious();
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}
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else
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{
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if (node == rb->m_buttonsInfo.GetLast())
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node = rb->m_buttonsInfo.GetFirst();
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else
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node = node->GetNext();
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}
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GtkWidget *button = (GtkWidget*) node->GetData()->button;
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gtk_widget_grab_focus( button );
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return TRUE;
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}
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}
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extern "C" {
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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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}
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extern "C" {
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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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extern "C" {
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static void gtk_radiobutton_size_allocate( GtkWidget *widget,
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GtkAllocation * alloc,
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wxRadioBox *win )
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{
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for ( wxRadioBoxButtonsInfoList::compatibility_iterator node = win->m_buttonsInfo.GetFirst();
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node;
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node = node->GetNext())
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{
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if (widget == GTK_WIDGET(node->GetData()->button))
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{
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const wxPoint origin = win->GetPosition();
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wxRect rect = wxRect( alloc->x - origin.x, alloc->y - origin.y,
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alloc->width, alloc->height );
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node->GetData()->rect = rect;
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break;
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}
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}
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}
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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_needParent = 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,
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const wxString& title,
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const wxPoint &pos, const wxSize &size,
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const wxArrayString& 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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wxCArrayString chs(choices);
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return Create( parent, id, title, pos, size, chs.GetCount(),
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chs.GetStrings(), majorDim, style, validator, name );
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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 = GTKCreateFrame(title);
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wxControl::SetLabel(title);
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if ( HasFlag(wxNO_BORDER) )
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{
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// If we don't do this here, the wxNO_BORDER style is ignored in Show()
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gtk_frame_set_shadow_type(GTK_FRAME(m_widget), GTK_SHADOW_NONE);
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}
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// majorDim may be 0 if all trailing parameters were omitted, so don't
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// assert here but just use the correct value for it
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SetMajorDim(majorDim == 0 ? n : majorDim, style);
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unsigned int num_of_cols = GetColumnCount();
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unsigned int num_of_rows = GetRowCount();
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GtkRadioButton *rbtn = (GtkRadioButton*) NULL;
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GtkWidget *table = gtk_table_new( num_of_rows, num_of_cols, FALSE );
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gtk_table_set_col_spacings( GTK_TABLE(table), 1 );
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gtk_table_set_row_spacings( GTK_TABLE(table), 1 );
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gtk_widget_show( table );
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gtk_container_add( GTK_CONTAINER(m_widget), table );
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wxString label;
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GSList *radio_button_group = (GSList *) NULL;
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for (unsigned int i = 0; i < (unsigned int)n; i++)
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{
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if ( i != 0 )
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radio_button_group = gtk_radio_button_get_group( GTK_RADIO_BUTTON(rbtn) );
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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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rbtn = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, wxGTK_CONV( label ) ) );
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gtk_widget_show( GTK_WIDGET(rbtn) );
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g_signal_connect (rbtn, "key_press_event",
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G_CALLBACK (gtk_radiobox_keypress_callback), this);
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m_buttonsInfo.Append( new wxGTKRadioButtonInfo( rbtn, wxRect() ) );
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if (HasFlag(wxRA_SPECIFY_COLS))
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{
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int left = i%num_of_cols;
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int right = (i%num_of_cols) + 1;
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int top = i/num_of_cols;
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int bottom = (i/num_of_cols)+1;
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gtk_table_attach( GTK_TABLE(table), GTK_WIDGET(rbtn), left, right, top, bottom,
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GTK_FILL, GTK_FILL, 1, 1 );
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}
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else
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{
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int left = i/num_of_rows;
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int right = (i/num_of_rows) + 1;
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int top = i%num_of_rows;
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int bottom = (i%num_of_rows)+1;
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gtk_table_attach( GTK_TABLE(table), GTK_WIDGET(rbtn), left, right, top, bottom,
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GTK_FILL, GTK_FILL, 1, 1 );
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}
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ConnectWidget( GTK_WIDGET(rbtn) );
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if (!i)
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gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(rbtn), TRUE );
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g_signal_connect (rbtn, "clicked",
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G_CALLBACK (gtk_radiobutton_clicked_callback), this);
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g_signal_connect (rbtn, "focus_in_event",
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G_CALLBACK (gtk_radiobutton_focus_in), this);
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g_signal_connect (rbtn, "focus_out_event",
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G_CALLBACK (gtk_radiobutton_focus_out), this);
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g_signal_connect (rbtn, "size_allocate",
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G_CALLBACK (gtk_radiobutton_size_allocate), this);
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}
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m_parent->DoAddChild( this );
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PostCreation(size);
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return true;
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}
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wxRadioBox::~wxRadioBox()
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{
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
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while (node)
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{
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GtkWidget *button = GTK_WIDGET( node->GetData()->button );
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gtk_widget_destroy( button );
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node = node->GetNext();
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}
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WX_CLEAR_LIST( wxRadioBoxButtonsInfoList, m_buttonsInfo );
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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 ( HasFlag(wxNO_BORDER) )
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gtk_widget_hide( m_widget );
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
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while (node)
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{
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GtkWidget *button = GTK_WIDGET( node->GetData()->button );
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if (show)
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gtk_widget_show( button );
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else
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gtk_widget_hide( button );
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node = node->GetNext();
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}
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return true;
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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_buttonsInfo.GetCount() == 0) return;
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
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while (node)
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{
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GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData()->button );
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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->GetNext();
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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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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( n );
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wxCHECK_RET( node, wxT("radiobox wrong index") );
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GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData()->button );
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GtkDisableEvents();
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gtk_toggle_button_set_active( 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, wxNOT_FOUND, wxT("invalid radiobox") );
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int count = 0;
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
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while (node)
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{
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GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->GetData()->button );
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if (button->active) return count;
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count++;
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node = node->GetNext();
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}
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wxFAIL_MSG( wxT("wxRadioBox none selected") );
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return wxNOT_FOUND;
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}
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wxString wxRadioBox::GetString(unsigned int n) const
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{
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wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid radiobox") );
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( n );
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wxCHECK_MSG( node, wxEmptyString, wxT("radiobox wrong index") );
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GtkLabel *label = GTK_LABEL(GTK_BIN(node->GetData()->button)->child);
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wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
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return str;
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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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GTKSetLabelForFrame(GTK_FRAME(m_widget), label);
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}
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void wxRadioBox::SetString(unsigned 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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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
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wxCHECK_RET( node, wxT("radiobox wrong index") );
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GtkLabel *g_label = GTK_LABEL(GTK_BIN(node->GetData()->button)->child);
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gtk_label_set_text( g_label, wxGTK_CONV( label ) );
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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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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
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while (node)
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{
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GtkButton *button = GTK_BUTTON( node->GetData()->button );
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GtkLabel *label = GTK_LABEL(GTK_BIN(button)->child);
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gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
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gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
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node = node->GetNext();
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}
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return true;
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}
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bool wxRadioBox::Enable(unsigned int item, bool enable)
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{
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wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
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wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
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GtkButton *button = GTK_BUTTON( node->GetData()->button );
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GtkLabel *label = GTK_LABEL(GTK_BIN(button)->child);
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gtk_widget_set_sensitive( GTK_WIDGET(button), enable );
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gtk_widget_set_sensitive( GTK_WIDGET(label), enable );
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return true;
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}
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bool wxRadioBox::IsItemEnabled(unsigned int item) const
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{
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wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
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wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
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wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
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GtkButton *button = GTK_BUTTON( node->GetData()->button );
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// don't use GTK_WIDGET_IS_SENSITIVE() here, we want to return true even if
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// the parent radiobox is disabled
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return GTK_WIDGET_SENSITIVE(GTK_WIDGET(button));
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}
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bool wxRadioBox::Show(unsigned int item, bool show)
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{
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wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
|
|
|
|
wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
|
|
|
|
wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
|
|
|
|
GtkWidget *button = GTK_WIDGET( node->GetData()->button );
|
|
|
|
if (show)
|
|
gtk_widget_show( button );
|
|
else
|
|
gtk_widget_hide( button );
|
|
|
|
return true;
|
|
}
|
|
|
|
bool wxRadioBox::IsItemShown(unsigned int item) const
|
|
{
|
|
wxCHECK_MSG( m_widget != NULL, false, wxT("invalid radiobox") );
|
|
|
|
wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.Item( item );
|
|
|
|
wxCHECK_MSG( node, false, wxT("radiobox wrong index") );
|
|
|
|
GtkButton *button = GTK_BUTTON( node->GetData()->button );
|
|
|
|
return GTK_WIDGET_VISIBLE(GTK_WIDGET(button));
|
|
}
|
|
|
|
unsigned int wxRadioBox::GetCount() const
|
|
{
|
|
return m_buttonsInfo.GetCount();
|
|
}
|
|
|
|
void wxRadioBox::GtkDisableEvents()
|
|
{
|
|
wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
|
|
while (node)
|
|
{
|
|
g_signal_handlers_disconnect_by_func (node->GetData()->button,
|
|
(gpointer) gtk_radiobutton_clicked_callback,
|
|
this);
|
|
|
|
node = node->GetNext();
|
|
}
|
|
}
|
|
|
|
void wxRadioBox::GtkEnableEvents()
|
|
{
|
|
wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
|
|
while (node)
|
|
{
|
|
g_signal_connect (node->GetData()->button, "clicked",
|
|
G_CALLBACK (gtk_radiobutton_clicked_callback), this);
|
|
|
|
node = node->GetNext();
|
|
}
|
|
}
|
|
|
|
void wxRadioBox::DoApplyWidgetStyle(GtkRcStyle *style)
|
|
{
|
|
GTKFrameApplyWidgetStyle(GTK_FRAME(m_widget), style);
|
|
|
|
wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
|
|
while (node)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET( node->GetData()->button );
|
|
|
|
gtk_widget_modify_style( widget, style );
|
|
gtk_widget_modify_style(GTK_BIN(widget)->child, style);
|
|
|
|
node = node->GetNext();
|
|
}
|
|
}
|
|
|
|
bool wxRadioBox::GTKWidgetNeedsMnemonic() const
|
|
{
|
|
return true;
|
|
}
|
|
|
|
void wxRadioBox::GTKWidgetDoSetMnemonic(GtkWidget* w)
|
|
{
|
|
GTKFrameSetMnemonicWidget(GTK_FRAME(m_widget), w);
|
|
}
|
|
|
|
#if wxUSE_TOOLTIPS
|
|
void wxRadioBox::ApplyToolTip(GtkTooltips * WXUNUSED(tips), const wxChar *tip)
|
|
{
|
|
// set this tooltip for all radiobuttons which don't have their own tips
|
|
unsigned n = 0;
|
|
for ( wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
|
|
node;
|
|
node = node->GetNext(), n++ )
|
|
{
|
|
if ( !GetItemToolTip(n) )
|
|
{
|
|
wxToolTip::Apply(GTK_WIDGET(node->GetData()->button),
|
|
wxConvCurrent->cWX2MB(tip));
|
|
}
|
|
}
|
|
}
|
|
|
|
void wxRadioBox::DoSetItemToolTip(unsigned int n, wxToolTip *tooltip)
|
|
{
|
|
wxCharBuffer buf;
|
|
if ( !tooltip )
|
|
tooltip = GetToolTip();
|
|
if ( tooltip )
|
|
buf = wxGTK_CONV(tooltip->GetTip());
|
|
|
|
wxToolTip::Apply(GTK_WIDGET(m_buttonsInfo[n]->button), buf);
|
|
}
|
|
|
|
#endif // wxUSE_TOOLTIPS
|
|
|
|
GdkWindow *wxRadioBox::GTKGetWindow(wxArrayGdkWindows& windows) const
|
|
{
|
|
windows.push_back(m_widget->window);
|
|
|
|
wxRadioBoxButtonsInfoList::compatibility_iterator node = m_buttonsInfo.GetFirst();
|
|
while (node)
|
|
{
|
|
GtkWidget *button = GTK_WIDGET( node->GetData()->button );
|
|
|
|
windows.push_back(button->window);
|
|
|
|
node = node->GetNext();
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void wxRadioBox::OnInternalIdle()
|
|
{
|
|
wxControl::OnInternalIdle();
|
|
|
|
if ( m_lostFocus )
|
|
{
|
|
m_hasFocus = false;
|
|
m_lostFocus = false;
|
|
|
|
wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
|
|
event.SetEventObject( this );
|
|
|
|
(void)GetEventHandler()->ProcessEvent( event );
|
|
}
|
|
}
|
|
|
|
// static
|
|
wxVisualAttributes
|
|
wxRadioBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
|
|
{
|
|
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;
|
|
}
|
|
|
|
int wxRadioBox::GetItemFromPoint(const wxPoint& point) const
|
|
{
|
|
const wxPoint pt = ScreenToClient(point);
|
|
unsigned n = 0;
|
|
for ( wxRadioBoxButtonsInfoList::compatibility_iterator
|
|
node = m_buttonsInfo.GetFirst(); node; node = node->GetNext(), n++ )
|
|
{
|
|
if ( m_buttonsInfo[n]->rect.Contains(pt) )
|
|
return n;
|
|
}
|
|
|
|
return wxNOT_FOUND;
|
|
}
|
|
|
|
#endif // wxUSE_RADIOBOX
|