X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2f6407b9473f0a3cbd88d6419926b25ab5d6850a..9d5507f7a2701395e1d5c121bd877bb9066ee6ea:/src/gtk/combobox.cpp diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp index 302cf3abda..d64524fbe0 100644 --- a/src/gtk/combobox.cpp +++ b/src/gtk/combobox.cpp @@ -1,378 +1,542 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: combobox.cpp +// Name: src/gtk/combobox.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 ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "combobox.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#if wxUSE_COMBOBOX #include "wx/combobox.h" -#include -//----------------------------------------------------------------------------- -// data -//----------------------------------------------------------------------------- +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/settings.h" + #include "wx/textctrl.h" // for wxEVT_COMMAND_TEXT_UPDATED + #include "wx/arrstr.h" +#endif + +#include "wx/gtk/private.h" + +// ---------------------------------------------------------------------------- +// GTK callbacks +// ---------------------------------------------------------------------------- + +extern "C" { +static void +gtkcombobox_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) +{ + if (!combo->m_hasVMT) return; + + wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); + event.SetString( combo->GetValue() ); + event.SetEventObject( combo ); + combo->HandleWindowEvent( event ); +} + +static void +gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) +{ + if (!combo->m_hasVMT) return; -extern bool g_blockEventsOnDrag; + if (combo->GetSelection() == -1) + return; + + wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() ); + event.SetInt( combo->GetSelection() ); + event.SetString( combo->GetStringSelection() ); + event.SetEventObject( combo ); + combo->HandleWindowEvent( event ); +} +} //----------------------------------------------------------------------------- // wxComboBox //----------------------------------------------------------------------------- -//----------------------------------------------------------------------------- -// clicked +IMPLEMENT_DYNAMIC_CLASS(wxComboBox,wxControl) -static void gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) +BEGIN_EVENT_TABLE(wxComboBox, wxControl) + EVT_CHAR(wxComboBox::OnChar) + + EVT_MENU(wxID_CUT, wxComboBox::OnCut) + EVT_MENU(wxID_COPY, wxComboBox::OnCopy) + EVT_MENU(wxID_PASTE, wxComboBox::OnPaste) + EVT_MENU(wxID_UNDO, wxComboBox::OnUndo) + EVT_MENU(wxID_REDO, wxComboBox::OnRedo) + EVT_MENU(wxID_CLEAR, wxComboBox::OnDelete) + EVT_MENU(wxID_SELECTALL, wxComboBox::OnSelectAll) + + EVT_UPDATE_UI(wxID_CUT, wxComboBox::OnUpdateCut) + EVT_UPDATE_UI(wxID_COPY, wxComboBox::OnUpdateCopy) + EVT_UPDATE_UI(wxID_PASTE, wxComboBox::OnUpdatePaste) + EVT_UPDATE_UI(wxID_UNDO, wxComboBox::OnUpdateUndo) + EVT_UPDATE_UI(wxID_REDO, wxComboBox::OnUpdateRedo) + EVT_UPDATE_UI(wxID_CLEAR, wxComboBox::OnUpdateDelete) + EVT_UPDATE_UI(wxID_SELECTALL, wxComboBox::OnUpdateSelectAll) +END_EVENT_TABLE() + +bool wxComboBox::Create( wxWindow *parent, wxWindowID id, + const wxString& value, + const wxPoint& pos, const wxSize& size, + const wxArrayString& choices, + long style, const wxValidator& validator, + const wxString& name ) { - if (!combo->HasVMT()) return; - if (g_blockEventsOnDrag) return; - - if (combo->m_alreadySent) - { - combo->m_alreadySent = FALSE; - return; - } + wxCArrayString chs(choices); - combo->m_alreadySent = TRUE; - - wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, combo->GetId()); - event.SetInt( combo->GetSelection() ); - wxString tmp( combo->GetStringSelection() ); - event.SetString( WXSTRINGCAST(tmp) ); - event.SetEventObject(combo); - combo->GetEventHandler()->ProcessEvent(event); + return Create( parent, id, value, pos, size, chs.GetCount(), + chs.GetStrings(), style, validator, name ); } -//----------------------------------------------------------------------------- -// size - -/* -static gint gtk_combo_size_callback( GtkCombo *widget, GtkAllocation* alloc, wxComboBox *win ) -{ - if (!win->HasVMT()) return FALSE; - if (g_blockEventsOnDrag) return FALSE; - if (!widget->button) return FALSE; - - widget->button->allocation.x = - alloc->width - widget->button->allocation.width; - - return FALSE; -} -*/ +bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value, + const wxPoint& pos, const wxSize& size, + int n, const wxString choices[], + long style, const wxValidator& validator, + const wxString& name ) +{ + m_strings = NULL; + m_ignoreNextUpdate = false; + m_prevSelection = 0; -//----------------------------------------------------------------------------- + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, validator, name )) + { + wxFAIL_MSG( wxT("wxComboBox creation failed") ); + return false; + } -IMPLEMENT_DYNAMIC_CLASS(wxComboBox,wxControl) + if (HasFlag(wxCB_SORT)) + m_strings = new wxSortedArrayString(); + + m_widget = gtk_combo_box_entry_new_text(); + + if (HasFlag(wxBORDER_NONE)) + { + // Doesn't seem to work + // g_object_set (m_widget, "has-frame", FALSE, NULL); + } + + GtkEntry * const entry = GetEntry(); + + gtk_entry_set_editable( entry, TRUE ); + + Append(n, choices); + + m_parent->DoAddChild( this ); + + m_focusWidget = GTK_WIDGET( entry ); + + PostCreation(size); + + ConnectWidget( m_widget ); + + gtk_entry_set_text( entry, wxGTK_CONV(value) ); + + if (style & wxCB_READONLY) + gtk_entry_set_editable( entry, FALSE ); + + g_signal_connect_after (entry, "changed", + G_CALLBACK (gtkcombobox_text_changed_callback), this); + + g_signal_connect_after (m_widget, "changed", + G_CALLBACK (gtkcombobox_changed_callback), this); + + + SetInitialSize(size); // need this too because this is a wxControlWithItems + + return true; +} + +GtkEntry *wxComboBox::GetEntry() const +{ + return GTK_ENTRY(GTK_BIN(m_widget)->child); +} + +GtkEditable *wxComboBox::GetEditable() const +{ + return GTK_EDITABLE( GTK_BIN(m_widget)->child ); +} + +wxComboBox::~wxComboBox() +{ + Clear(); + + delete m_strings; +} + +void wxComboBox::SetFocus() +{ + if ( m_hasFocus ) + { + // don't do anything if we already have focus + return; + } + + gtk_widget_grab_focus( m_focusWidget ); +} + +int wxComboBox::DoInsertItems(const wxArrayStringsAdapter & items, + unsigned int pos, + void **clientData, wxClientDataType type) +{ + wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); + + wxASSERT_MSG( !IsSorted() || (pos == GetCount()), + _T("In a sorted combobox data could only be appended")); + + const int count = items.GetCount(); + + int n = wxNOT_FOUND; + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + for( int i = 0; i < count; ++i ) + { + n = pos + i; + // If sorted, use this wxSortedArrayStrings to determine + // the right insertion point + if(m_strings) + n = m_strings->Add(items[i]); + + gtk_combo_box_insert_text( combobox, n, wxGTK_CONV( items[i] ) ); + + m_clientData.Insert( NULL, n ); + AssignNewItemClientData(n, clientData, i, type); + } + + InvalidateBestSize(); + + return n; +} + +void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData) +{ + m_clientData[n] = clientData; +} + +void* wxComboBox::DoGetItemClientData(unsigned int n) const +{ + return m_clientData[n]; +} + +void wxComboBox::DoClear() +{ + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); -bool wxComboBox::Create(wxWindow *parent, wxWindowID id, const wxString& value, - const wxPoint& pos, const wxSize& size, - int n, const wxString choices[], - long style, const wxValidator& validator, const wxString& name ) -{ - m_alreadySent = FALSE; - m_needParent = TRUE; - - PreCreation( parent, id, pos, size, style, name ); - - SetValidator( validator ); - - m_widget = gtk_combo_new(); - - wxSize newSize = size; - if (newSize.x == -1) newSize.x = 100; - if (newSize.y == -1) newSize.y = 26; - SetSize( newSize.x, newSize.y ); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - - for (int i = 0; i < n; i++) - { - GtkWidget *list_item; - list_item = gtk_list_item_new_with_label( choices[i] ); - - gtk_container_add( GTK_CONTAINER(list), list_item ); - - m_clientData.Append( (wxObject*)NULL ); - - gtk_widget_show( list_item ); - - gtk_signal_connect( GTK_OBJECT(list_item), "select", - GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this ); - } - - PostCreation(); - -/* - gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", - GTK_SIGNAL_FUNC(gtk_combo_size_callback), (gpointer)this ); -*/ - - if (!value.IsNull()) SetValue( value ); - - Show( TRUE ); - - return TRUE; -} - -void wxComboBox::Clear(void) -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - gtk_list_clear_items( GTK_LIST(list), 0, Number() ); - - m_clientData.Clear(); -} - -void wxComboBox::Append( const wxString &item ) -{ - Append( item, (char*)NULL ); -} - -void wxComboBox::Append( const wxString &item, char *clientData ) -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GtkWidget *list_item; - list_item = gtk_list_item_new_with_label( item ); - - gtk_signal_connect( GTK_OBJECT(list_item), "select", - GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this ); - - m_clientData.Append( (wxObject*)clientData ); - - gtk_container_add( GTK_CONTAINER(list), list_item ); - - gtk_widget_show( list_item ); -} - -void wxComboBox::Delete( int n ) -{ - GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list ); - - GList *child = g_list_nth( listbox->children, n ); - - if (!child) - { - wxFAIL_MSG("wrong index"); - return; - } - - GList *list = g_list_append( NULL, child->data ); - gtk_list_remove_items( listbox, list ); - g_list_free( list ); - - wxNode *node = m_clientData.Nth( n ); - if (!node) - { - wxFAIL_MSG( "wrong index" ); - } - else - m_clientData.DeleteNode( node ); -} - -int wxComboBox::FindString( const wxString &item ) -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = GTK_LIST(list)->children; - int count = 0; - while (child) - { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - if (item == label->label) return count; - count++; - child = child->next; - } - - wxFAIL_MSG( "wxComboBox: string not found" ); - - return -1; -} - -char* wxComboBox::GetClientData( int n ) -{ - wxNode *node = m_clientData.Nth( n ); - if (node) return (char*)node->Data(); - - wxFAIL_MSG( "wxComboBox: wrong index" ); - - return (char *) NULL; -} - -void wxComboBox::SetClientData( int n, char * clientData ) -{ - wxNode *node = m_clientData.Nth( n ); - if (node) node->SetData( (wxObject*) clientData ); - - wxFAIL_MSG( "wxComboBox: wrong index" ); -} - -int wxComboBox::GetSelection(void) const -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *selection = GTK_LIST(list)->selection; - if (selection) - { - GList *child = GTK_LIST(list)->children; + DisableEvents(); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + const unsigned int count = GetCount(); + for (unsigned int i = 0; i < count; i++) + gtk_combo_box_remove_text( combobox, 0 ); + + m_clientData.Clear(); + + if(m_strings) + m_strings->Clear(); + + EnableEvents(); + + InvalidateBestSize(); +} + +void wxComboBox::DoDeleteOneItem(unsigned int n) +{ + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); + + wxCHECK_RET( IsValid(n), wxT("invalid index") ); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + gtk_combo_box_remove_text( combobox, n ); + + m_clientData.RemoveAt( n ); + if(m_strings) + m_strings->RemoveAt( n ); + + InvalidateBestSize(); +} + +void wxComboBox::SetString(unsigned int n, const wxString &text) +{ + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + wxCHECK_RET( IsValid(n), wxT("invalid index") ); + + GtkTreeModel *model = gtk_combo_box_get_model( combobox ); + GtkTreeIter iter; + if (gtk_tree_model_iter_nth_child (model, &iter, NULL, n)) + { + GValue value = { 0, }; + g_value_init( &value, G_TYPE_STRING ); + g_value_set_string( &value, wxGTK_CONV( text ) ); + gtk_list_store_set_value( GTK_LIST_STORE(model), &iter, 0, &value ); + g_value_unset( &value ); + } + + InvalidateBestSize(); +} + +int wxComboBox::FindString( const wxString &item, bool bCase ) const +{ + wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid combobox") ); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + GtkTreeModel* model = gtk_combo_box_get_model( combobox ); + GtkTreeIter iter; + gtk_tree_model_get_iter_first( model, &iter ); + if (!gtk_list_store_iter_is_valid(GTK_LIST_STORE(model), &iter )) + return -1; int count = 0; - while (child) + do + { + GValue value = { 0, }; + gtk_tree_model_get_value( model, &iter, 0, &value ); + wxString str = wxGTK_CONV_BACK( g_value_get_string( &value ) ); + g_value_unset( &value ); + + if (item.IsSameAs( str, bCase ) ) + return count; + + count++; + } + while ( gtk_tree_model_iter_next(model, &iter) ); + + return wxNOT_FOUND; +} + +int wxComboBox::GetSelection() const +{ + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + return gtk_combo_box_get_active( combobox ); +} + +int wxComboBox::GetCurrentSelection() const +{ + wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + return gtk_combo_box_get_active( combobox ); +} + +wxString wxComboBox::GetString(unsigned int n) const +{ + wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") ); + + wxString str; + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + GtkTreeModel *model = gtk_combo_box_get_model( combobox ); + GtkTreeIter iter; + if (gtk_tree_model_iter_nth_child (model, &iter, NULL, n)) { - if (child->data == selection->data) return count; - count++; - child = child->next; + GValue value = { 0, }; + gtk_tree_model_get_value( model, &iter, 0, &value ); + wxString tmp = wxGTK_CONV_BACK( g_value_get_string( &value ) ); + g_value_unset( &value ); + return tmp; } - } - - wxFAIL_MSG( "wxComboBox: no selection" ); - - return -1; -} - -wxString wxComboBox::GetString( int n ) const -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = g_list_nth( GTK_LIST(list)->children, n ); - if (child) - { - GtkBin *bin = GTK_BIN( child->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - return label->label; - } - - wxFAIL_MSG( "wxComboBox: wrong index" ); - - return ""; -} - -wxString wxComboBox::GetStringSelection(void) const -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *selection = GTK_LIST(list)->selection; - if (selection) - { - GtkBin *bin = GTK_BIN( selection->data ); - wxString tmp = GTK_LABEL( bin->child )->label; - return tmp; - } - - wxFAIL_MSG( "wxComboBox: no selection" ); - - return ""; -} - -int wxComboBox::Number(void) const -{ - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = GTK_LIST(list)->children; - int count = 0; - while (child) { count++; child = child->next; } - return count; + + return str; +} + +unsigned int wxComboBox::GetCount() const +{ + wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") ); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + GtkTreeModel* model = gtk_combo_box_get_model( combobox ); + GtkTreeIter iter; + gtk_tree_model_get_iter_first( model, &iter ); + if (!gtk_list_store_iter_is_valid(GTK_LIST_STORE(model), &iter )) + return 0; + unsigned int ret = 1; + while (gtk_tree_model_iter_next( model, &iter )) + ret++; + return ret; } void wxComboBox::SetSelection( int n ) { - GtkWidget *list = GTK_COMBO(m_widget)->list; - gtk_list_select_item( GTK_LIST(list), n ); + wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); + + DisableEvents(); + + GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); + gtk_combo_box_set_active( combobox, n ); + + EnableEvents(); +} + +void wxComboBox::OnChar( wxKeyEvent &event ) +{ + switch ( event.GetKeyCode() ) + { + case WXK_RETURN: + if ( HasFlag(wxTE_PROCESS_ENTER) ) + { + // GTK automatically selects an item if its in the list + wxCommandEvent eventEnter(wxEVT_COMMAND_TEXT_ENTER, GetId()); + eventEnter.SetString( GetValue() ); + eventEnter.SetInt( GetSelection() ); + eventEnter.SetEventObject( this ); + + if ( HandleWindowEvent(eventEnter) ) + { + // Catch GTK event so that GTK doesn't open the drop + // down list upon RETURN. + return; + } + } + break; + } + + event.Skip(); +} + +void wxComboBox::DisableEvents() +{ + g_signal_handlers_block_by_func(GTK_BIN(m_widget)->child, + (gpointer)gtkcombobox_text_changed_callback, this); + + g_signal_handlers_block_by_func(m_widget, + (gpointer)gtkcombobox_changed_callback, this); +} + +void wxComboBox::EnableEvents() +{ + g_signal_handlers_unblock_by_func(GTK_BIN(m_widget)->child, + (gpointer)gtkcombobox_text_changed_callback, this); + + g_signal_handlers_unblock_by_func(m_widget, + (gpointer)gtkcombobox_changed_callback, this); +} + +GtkWidget* wxComboBox::GetConnectWidget() +{ + return GTK_WIDGET( GetEntry() ); +} + +GdkWindow *wxComboBox::GTKGetWindow(wxArrayGdkWindows& windows) const +{ + wxUnusedVar(windows); + + return GetEntry()->text_area; +} + +wxSize wxComboBox::DoGetBestSize() const +{ + wxSize ret( wxControl::DoGetBestSize() ); + + // we know better our horizontal extent: it depends on the longest string + // in the combobox + if ( m_widget ) + { + int width; + unsigned int count = GetCount(); + for ( unsigned int n = 0; n < count; n++ ) + { + GetTextExtent(GetString(n), &width, NULL, NULL, NULL ); + if ( width > ret.x ) + ret.x = width; + } + } + + // empty combobox should have some reasonable default size too + if ( ret.x < 100 ) + ret.x = 100; + + CacheBestSize(ret); + return ret; } -void wxComboBox::SetStringSelection( const wxString &string ) +// static +wxVisualAttributes +wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) +{ + return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new, true); +} + +// ---------------------------------------------------------------------------- +// standard event handling +// ---------------------------------------------------------------------------- + +void wxComboBox::OnCut(wxCommandEvent& WXUNUSED(event)) { - int res = FindString( string ); - if (res == -1) return; - SetSelection( res ); + Cut(); } -wxString wxComboBox::GetValue(void) const +void wxComboBox::OnCopy(wxCommandEvent& WXUNUSED(event)) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - wxString tmp = gtk_entry_get_text( GTK_ENTRY(entry) ); - return tmp; + Copy(); } -void wxComboBox::SetValue( const wxString& value ) +void wxComboBox::OnPaste(wxCommandEvent& WXUNUSED(event)) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - wxString tmp = ""; - if (!value.IsNull()) tmp = value; - gtk_entry_set_text( GTK_ENTRY(entry), tmp ); + Paste(); } -void wxComboBox::Copy(void) +void wxComboBox::OnUndo(wxCommandEvent& WXUNUSED(event)) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_copy_clipboard( GTK_EDITABLE(entry), 0 ); + Undo(); } -void wxComboBox::Cut(void) +void wxComboBox::OnRedo(wxCommandEvent& WXUNUSED(event)) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_cut_clipboard( GTK_EDITABLE(entry), 0 ); + Redo(); } -void wxComboBox::Paste(void) +void wxComboBox::OnDelete(wxCommandEvent& WXUNUSED(event)) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_paste_clipboard( GTK_EDITABLE(entry), 0 ); + long from, to; + GetSelection(& from, & to); + if (from != -1 && to != -1) + Remove(from, to); } -void wxComboBox::SetInsertionPoint( long pos ) +void wxComboBox::OnSelectAll(wxCommandEvent& WXUNUSED(event)) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - int tmp = (int) pos; - gtk_entry_set_position( GTK_ENTRY(entry), tmp ); + SetSelection(-1, -1); } -void wxComboBox::SetInsertionPointEnd(void) +void wxComboBox::OnUpdateCut(wxUpdateUIEvent& event) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - int pos = GTK_ENTRY(entry)->text_length; - SetInsertionPoint( pos-1 ); + event.Enable( CanCut() ); } -long wxComboBox::GetInsertionPoint(void) const +void wxComboBox::OnUpdateCopy(wxUpdateUIEvent& event) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - return (long) GTK_EDITABLE(entry)->current_pos; + event.Enable( CanCopy() ); } -long wxComboBox::GetLastPosition(void) const +void wxComboBox::OnUpdatePaste(wxUpdateUIEvent& event) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - int pos = GTK_ENTRY(entry)->text_length; - return (long) pos-1; + event.Enable( CanPaste() ); } -void wxComboBox::Replace( long from, long to, const wxString& value ) +void wxComboBox::OnUpdateUndo(wxUpdateUIEvent& event) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to ); - if (value.IsNull()) return; - gint pos = (gint)to; - gtk_editable_insert_text( GTK_EDITABLE(entry), value, value.Length(), &pos ); + event.Enable( CanUndo() ); } -void wxComboBox::Remove(long from, long to) +void wxComboBox::OnUpdateRedo(wxUpdateUIEvent& event) { - GtkWidget *entry = GTK_COMBO(m_widget)->entry; - gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to ); + event.Enable( CanRedo() ); } -void wxComboBox::SetSelection( long WXUNUSED(from), long WXUNUSED(to) ) +void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event) { + event.Enable(HasSelection() && IsEditable()) ; } -void wxComboBox::SetEditable( bool WXUNUSED(editable) ) +void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event) { + event.Enable(GetLastPosition() > 0); } - +#endif // wxUSE_COMBOBOX