X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ef5c70f96f5e06e1c8f8119f51b99dd019583d2b..88932ec82d048d006cdc81bd309f5e59aee799ac:/src/gtk/combobox.cpp diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp index 32123f67cc..40c437fa23 100644 --- a/src/gtk/combobox.cpp +++ b/src/gtk/combobox.cpp @@ -21,1366 +21,304 @@ #include "wx/arrstr.h" #endif -// We use GtkCombo which has been deprecated since GTK+ 2.3.0 -// in favour of GtkComboBox for <GTK2.4 runtime -// We also use GtkList -#ifdef GTK_DISABLE_DEPRECATED -#undef GTK_DISABLE_DEPRECATED -#endif -#include "wx/gtk/private.h" - -//----------------------------------------------------------------------------- -// data -//----------------------------------------------------------------------------- - -extern bool g_blockEventsOnDrag; -static int g_SelectionBeforePopup = wxID_NONE; // this means the popup is hidden - -//----------------------------------------------------------------------------- -// "changed" - typing and list item matches get changed, select-child -// if it doesn't match an item then just get a single changed -//----------------------------------------------------------------------------- - -extern "C" { -static void -gtkcombo_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) -{ - if (g_isIdle) wxapp_install_idle_handler(); - - if (combo->m_ignoreNextUpdate) - { - combo->m_ignoreNextUpdate = false; - return; - } - - if (!combo->m_hasVMT) return; - - wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); - event.SetString( combo->GetValue() ); - event.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event ); -} -} - -extern "C" { -static void -gtkcombo_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo)) -{ -} -} - -extern "C" { -static void -gtkcombo_popup_hide_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo) -{ - // when the popup is hidden, throw a SELECTED event only if the combobox - // selection changed. - const int curSelection = combo->GetCurrentSelection(); - - const bool hasChanged = curSelection != g_SelectionBeforePopup; - - // reset the selection flag to value meaning that it is hidden and do it - // now, before generating the events, so that GetSelection() returns the - // new value from the event handler - g_SelectionBeforePopup = wxID_NONE; - - if ( hasChanged ) - { - wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() ); - event.SetInt( curSelection ); - event.SetString( combo->GetStringSelection() ); - event.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event ); - - // for consistency with the other ports, send TEXT event - wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); - event2.SetString( combo->GetStringSelection() ); - event2.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event2 ); - } -} -} - -extern "C" { -static void -gtkcombo_popup_show_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo) -{ - // store the combobox selection value before the popup is shown - g_SelectionBeforePopup = combo->GetCurrentSelection(); -} -} - -//----------------------------------------------------------------------------- -// "select-child" - click/cursor get select-child, changed, select-child -//----------------------------------------------------------------------------- - -extern "C" { -static void -gtkcombo_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(widget), wxComboBox *combo ) -{ - if (g_isIdle) wxapp_install_idle_handler(); - - if (!combo->m_hasVMT) return; - - if (g_blockEventsOnDrag) return; - - int curSelection = combo->GetCurrentSelection(); - - if (combo->m_prevSelection == curSelection) return; - - GtkWidget *list = GTK_COMBO(combo->m_widget)->list; - gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection ); - - combo->m_prevSelection = curSelection; - - // Quickly set the value of the combo box - // as GTK+ does that only AFTER the event - // is sent. - g_signal_handlers_disconnect_by_func (GTK_COMBO (combo->GetHandle())->entry, - (gpointer) gtkcombo_text_changed_callback, - combo); - combo->SetValue( combo->GetStringSelection() ); - g_signal_connect_after (GTK_COMBO (combo->GetHandle())->entry, "changed", - G_CALLBACK (gtkcombo_text_changed_callback), combo); - - // throw a SELECTED event only if the combobox popup is hidden (wxID_NONE) - // because when combobox popup is shown, gtkcombo_combo_select_child_callback is - // called each times the mouse is over an item with a pressed button so a lot - // of SELECTED event could be generated if the user keep the mouse button down - // and select other items ... - if (g_SelectionBeforePopup == wxID_NONE) - { - wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() ); - event.SetInt( curSelection ); - event.SetString( combo->GetStringSelection() ); - event.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event ); - - // for consistency with the other ports, don't generate text update - // events while the user is browsing the combobox neither - wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); - event2.SetString( combo->GetValue() ); - event2.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event2 ); - } -} -} - -#ifdef __WXGTK24__ -extern "C" { -static void -gtkcombobox_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) -{ - if (g_isIdle) wxapp_install_idle_handler(); - - if (!combo->m_hasVMT) return; - - wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); - event.SetString( combo->GetValue() ); - event.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event ); -} -} - -extern "C" { -static void -gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) -{ - if (g_isIdle) wxapp_install_idle_handler(); - - if (!combo->m_hasVMT) return; - - wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() ); - event.SetInt( combo->GetSelection() ); - event.SetString( combo->GetStringSelection() ); - event.SetEventObject( combo ); - combo->GetEventHandler()->ProcessEvent( event ); -} -} -#endif - -//----------------------------------------------------------------------------- -// wxComboBox -//----------------------------------------------------------------------------- - -IMPLEMENT_DYNAMIC_CLASS(wxComboBox,wxControl) - -BEGIN_EVENT_TABLE(wxComboBox, wxControl) - EVT_SIZE(wxComboBox::OnSize) - 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 ) -{ - wxCArrayString chs(choices); - - return Create( parent, id, value, pos, size, chs.GetCount(), - chs.GetStrings(), style, validator, name ); -} - -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_ignoreNextUpdate = false; - m_needParent = true; - m_acceptsFocus = true; - m_prevSelection = 0; - - if (!PreCreation( parent, pos, size ) || - !CreateBase( parent, id, pos, size, style, validator, name )) - { - wxFAIL_MSG( wxT("wxComboBox creation failed") ); - return false; - } - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - m_widget = gtk_combo_box_entry_new_text(); - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - - gtk_entry_set_editable( GTK_ENTRY( GTK_BIN(m_widget)->child ), TRUE ); - - for (int i = 0; i < n; i++) - { - gtk_combo_box_append_text( combobox, wxGTK_CONV( choices[i] ) ); - - m_clientDataList.Append( (wxObject*)NULL ); - m_clientObjectList.Append( (wxObject*)NULL ); - } - } - else -#endif - { - m_widget = gtk_combo_new(); - GtkCombo* combo = GTK_COMBO(m_widget); - - // Disable GTK's broken events ... - g_signal_handler_disconnect (combo->entry, combo->entry_change_id); - // ... and add surrogate handler. - combo->entry_change_id = g_signal_connect (combo->entry, "changed", - G_CALLBACK (gtkcombo_dummy_callback), - combo); - - // make it more useable - gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE ); - - // and case-sensitive - gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE ); - - if (style & wxNO_BORDER) - g_object_set (combo->entry, "has-frame", FALSE, NULL ); - - GtkWidget *list = combo->list; - - for (int i = 0; i < n; i++) - { - GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( choices[i] ) ); - - m_clientDataList.Append( (wxObject*)NULL ); - m_clientObjectList.Append( (wxObject*)NULL ); - - gtk_container_add( GTK_CONTAINER(list), list_item ); - - gtk_widget_show( list_item ); - } - } - - - m_parent->DoAddChild( this ); - - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - m_focusWidget = GTK_WIDGET( entry ); - - PostCreation(size); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - ConnectWidget( m_widget ); - else -#endif - ConnectWidget( GTK_COMBO(m_widget)->button ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - 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); - } - else -#endif - { - GtkCombo *combo = GTK_COMBO(m_widget); - // MSW's combo box shows the value and the selection is -1 - gtk_entry_set_text( entry, wxGTK_CONV(value) ); - gtk_list_unselect_all( GTK_LIST(combo->list) ); - - if (style & wxCB_READONLY) - gtk_entry_set_editable( entry, FALSE ); - - // "show" and "hide" events are generated when user click on the combobox button which popups a list - // this list is the "popwin" gtk widget - g_signal_connect (GTK_COMBO(combo)->popwin, "hide", - G_CALLBACK (gtkcombo_popup_hide_callback), this); - g_signal_connect (GTK_COMBO(combo)->popwin, "show", - G_CALLBACK (gtkcombo_popup_show_callback), this); - g_signal_connect_after (combo->list, "select-child", - G_CALLBACK (gtkcombo_combo_select_child_callback), - this); - g_signal_connect_after (entry, "changed", - G_CALLBACK (gtkcombo_text_changed_callback), this); - - // This is required for tool bar support - // Doesn't currently work -// wxSize setsize = GetSize(); -// gtk_widget_set_size_request( m_widget, setsize.x, setsize.y ); - } - - SetBestSize(size); // need this too because this is a wxControlWithItems - - - return true; -} - -wxComboBox::~wxComboBox() -{ - wxList::compatibility_iterator node = m_clientObjectList.GetFirst(); - while (node) - { - wxClientData *cd = (wxClientData*)node->GetData(); - if (cd) delete cd; - node = node->GetNext(); - } - m_clientObjectList.Clear(); - - m_clientDataList.Clear(); -} - -void wxComboBox::SetFocus() -{ - if ( m_hasFocus ) - { - // don't do anything if we already have focus - return; - } - - gtk_widget_grab_focus( m_focusWidget ); -} - -int wxComboBox::DoAppend( const wxString &item ) -{ - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - gtk_combo_box_append_text( combobox, wxGTK_CONV( item ) ); - } - else -#endif - { - DisableEvents(); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( item ) ); - - gtk_container_add( GTK_CONTAINER(list), list_item ); - - if (GTK_WIDGET_REALIZED(m_widget)) - { - gtk_widget_realize( list_item ); - gtk_widget_realize( GTK_BIN(list_item)->child ); - } - - // Apply current widget style to the new list_item - GtkRcStyle *style = CreateWidgetStyle(); - if (style) - { - gtk_widget_modify_style( GTK_WIDGET( list_item ), style ); - GtkBin *bin = GTK_BIN( list_item ); - GtkWidget *label = GTK_WIDGET( bin->child ); - gtk_widget_modify_style( label, style ); - gtk_rc_style_unref( style ); - } - - gtk_widget_show( list_item ); - - EnableEvents(); - } - - const unsigned int count = GetCount(); - - if ( m_clientDataList.GetCount() < count ) - m_clientDataList.Append( (wxObject*) NULL ); - if ( m_clientObjectList.GetCount() < count ) - m_clientObjectList.Append( (wxObject*) NULL ); - - InvalidateBestSize(); - - return count - 1; -} - -int wxComboBox::DoInsert(const wxString &item, unsigned int pos) -{ - wxCHECK_MSG( !(GetWindowStyle() & wxCB_SORT), -1, - wxT("can't insert into sorted list")); - - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - wxCHECK_MSG( IsValidInsert(pos), -1, wxT("invalid index") ); - - unsigned int count = GetCount(); - - if (pos == count) - return Append(item); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - gtk_combo_box_insert_text( combobox, pos, wxGTK_CONV( item ) ); - } - else -#endif - { - DisableEvents(); - - GtkWidget *list = GTK_COMBO(m_widget)->list; - GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( item ) ); - - GList *gitem_list = g_list_alloc (); - gitem_list->data = list_item; - gtk_list_insert_items( GTK_LIST (list), gitem_list, pos ); - - if (GTK_WIDGET_REALIZED(m_widget)) - { - gtk_widget_realize( list_item ); - gtk_widget_realize( GTK_BIN(list_item)->child ); - - ApplyWidgetStyle(); - } - - gtk_widget_show( list_item ); - - EnableEvents(); - } - - count = GetCount(); - - if ( m_clientDataList.GetCount() < count ) - m_clientDataList.Insert( pos, (wxObject*) NULL ); - if ( m_clientObjectList.GetCount() < count ) - m_clientObjectList.Insert( pos, (wxObject*) NULL ); - - InvalidateBestSize(); - - return pos; -} - -void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientDataList.Item( n ); - if (!node) return; - - node->SetData( (wxObject*) clientData ); -} - -void* wxComboBox::DoGetItemClientData(unsigned int n) const -{ - wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientDataList.Item( n ); - - return node ? node->GetData() : NULL; -} - -void wxComboBox::DoSetItemClientObject(unsigned int n, wxClientData* clientData) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientObjectList.Item( n ); - if (!node) return; - - // wxItemContainer already deletes data for us - - node->SetData( (wxObject*) clientData ); -} - -wxClientData* wxComboBox::DoGetItemClientObject(unsigned int n) const -{ - wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") ); - - wxList::compatibility_iterator node = m_clientObjectList.Item( n ); - - return node ? (wxClientData*) node->GetData() : NULL; -} - -void wxComboBox::Clear() -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - DisableEvents(); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - 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 ); - } - else // GTK+ < 2.4.0 -#endif // __WXGTK24__ - { - GtkWidget *list = GTK_COMBO(m_widget)->list; - gtk_list_clear_items( GTK_LIST(list), 0, GetCount() ); - } - - wxList::compatibility_iterator node = m_clientObjectList.GetFirst(); - while (node) - { - wxClientData *cd = (wxClientData*)node->GetData(); - delete cd; - node = node->GetNext(); - } - m_clientObjectList.Clear(); - - m_clientDataList.Clear(); - - EnableEvents(); - - InvalidateBestSize(); -} - -void wxComboBox::Delete(unsigned int n) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - wxCHECK_RET( IsValid(n), wxT("invalid index") ); - - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - gtk_combo_box_remove_text( combobox, n ); - } - else -#endif - { - GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list ); - - GList *child = g_list_nth( listbox->children, n ); - - if (!child) - { - wxFAIL_MSG(wxT("wrong index")); - return; - } - - DisableEvents(); - - GList *list = g_list_append( (GList*) NULL, child->data ); - gtk_list_remove_items( listbox, list ); - g_list_free( list ); - - EnableEvents(); - } - - wxList::compatibility_iterator node = m_clientObjectList.Item( n ); - if (node) - { - wxClientData *cd = (wxClientData*)node->GetData(); - if (cd) delete cd; - m_clientObjectList.Erase( node ); - } - - node = m_clientDataList.Item( n ); - if (node) - m_clientDataList.Erase( node ); - - InvalidateBestSize(); -} - -void wxComboBox::SetString(unsigned int n, const wxString &text) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - 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 ); - } - } - else -#endif - { - 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 ); - gtk_label_set_text(label, wxGTK_CONV(text)); - } - else - { - wxFAIL_MSG( wxT("wxComboBox: wrong index") ); - } - } - - InvalidateBestSize(); -} - -int wxComboBox::FindString( const wxString &item, bool bCase ) const -{ - wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - 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; - 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 )); - } - else -#endif - { - 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 ); - wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) ); - - if (item.IsSameAs( str , bCase ) ) - return count; - - count++; - child = child->next; - } - } - - return wxNOT_FOUND; -} - -int wxComboBox::GetSelection() const -{ -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - return gtk_combo_box_get_active( combobox ); - } - else -#endif - // if the popup is currently opened, use the selection as it had been - // before it dropped down - return g_SelectionBeforePopup == wxID_NONE ? GetCurrentSelection() - : g_SelectionBeforePopup; -} - -int wxComboBox::GetCurrentSelection() const -{ - wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - return gtk_combo_box_get_active( combobox ); - } - else -#endif - { - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *selection = GTK_LIST(list)->selection; - if (selection) - { - GList *child = GTK_LIST(list)->children; - int count = 0; - while (child) - { - if (child->data == selection->data) return count; - count++; - child = child->next; - } - } - } - - return -1; -} - -wxString wxComboBox::GetString(unsigned int n) const -{ - wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") ); - - wxString str; - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - 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)) - { - 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; - } - } - else -#endif - { - 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 ); - str = wxGTK_CONV_BACK( gtk_label_get_text(label) ); - } - else - { - wxFAIL_MSG( wxT("wxComboBox: wrong index") ); - } - } - - return str; -} - -wxString wxComboBox::GetStringSelection() const -{ - wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - int sel = gtk_combo_box_get_active( combobox ); - if (sel == -1) - return wxEmptyString; - return GetString(sel); - } - else -#endif - { - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *selection = GTK_LIST(list)->selection; - if (selection) - { - GtkBin *bin = GTK_BIN( selection->data ); - GtkLabel *label = GTK_LABEL( bin->child ); - wxString tmp( wxGTK_CONV_BACK( gtk_label_get_text(label) ) ); - return tmp; - } - - wxFAIL_MSG( wxT("wxComboBox: no selection") ); - } - - return wxEmptyString; -} - -unsigned int wxComboBox::GetCount() const -{ - wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") ); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - 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; - } - else -#endif - { - GtkWidget *list = GTK_COMBO(m_widget)->list; - - GList *child = GTK_LIST(list)->children; - unsigned int count = 0; - while (child) - { - count++; - child = child->next; - } - return count; - } - - return 0; -} - -void wxComboBox::SetSelection( int n ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - DisableEvents(); - -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - GtkComboBox* combobox = GTK_COMBO_BOX( m_widget ); - gtk_combo_box_set_active( combobox, n ); - } - else -#endif - { - GtkWidget *list = GTK_COMBO(m_widget)->list; - gtk_list_unselect_item( GTK_LIST(list), m_prevSelection ); - gtk_list_select_item( GTK_LIST(list), n ); - m_prevSelection = n; - } - - EnableEvents(); -} - -wxString wxComboBox::GetValue() const -{ - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - wxString tmp( wxGTK_CONV_BACK( gtk_entry_get_text( entry ) ) ); - -#if 0 - for (int i = 0; i < wxStrlen(tmp.c_str()) +1; i++) - { - wxChar c = tmp[i]; - printf( "%d ", (int) (c) ); - } - printf( "\n" ); -#endif +#include <gtk/gtk.h> +#include "wx/gtk/private.h" +#include "wx/gtk/private/gtk2-compat.h" - return tmp; -} +// ---------------------------------------------------------------------------- +// GTK callbacks +// ---------------------------------------------------------------------------- -void wxComboBox::SetValue( const wxString& value ) +extern "C" { +static void +gtkcombobox_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) { - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - wxString tmp; - if (!value.IsNull()) tmp = value; - gtk_entry_set_text( entry, wxGTK_CONV( tmp ) ); - - InvalidateBestSize(); + wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() ); + event.SetString( combo->GetValue() ); + event.SetEventObject( combo ); + combo->HandleWindowEvent( event ); } -void wxComboBox::Copy() +static void +gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo ) { - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - gtk_editable_copy_clipboard(GTK_EDITABLE(entry)); + combo->SendSelectionChangedEvent(wxEVT_COMMAND_COMBOBOX_SELECTED); } -void wxComboBox::Cut() -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - gtk_editable_cut_clipboard(GTK_EDITABLE(entry)); +static void +gtkcombobox_popupshown_callback(GObject *WXUNUSED(gobject), + GParamSpec *WXUNUSED(param_spec), + wxComboBox *combo) +{ + gboolean isShown; + g_object_get( combo->m_widget, "popup-shown", &isShown, NULL ); + wxCommandEvent event( isShown ? wxEVT_COMMAND_COMBOBOX_DROPDOWN + : wxEVT_COMMAND_COMBOBOX_CLOSEUP, + combo->GetId() ); + event.SetEventObject( combo ); + combo->HandleWindowEvent( event ); } -void wxComboBox::Paste() -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); - - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - gtk_editable_paste_clipboard(GTK_EDITABLE(entry)); } -void wxComboBox::Undo() -{ - // TODO -} +//----------------------------------------------------------------------------- +// wxComboBox +//----------------------------------------------------------------------------- -void wxComboBox::Redo() -{ - // TODO -} +BEGIN_EVENT_TABLE(wxComboBox, wxChoice) + EVT_CHAR(wxComboBox::OnChar) -void wxComboBox::SelectAll() -{ - SetSelection(0, GetLastPosition()); -} + 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) -bool wxComboBox::CanUndo() const -{ - // TODO - return false; -} + 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::CanRedo() const +wxComboBox::~wxComboBox() { - // TODO - return false; + if (m_entry) + GTKDisconnect(m_entry); } -bool wxComboBox::HasSelection() const +void wxComboBox::Init() { - long from, to; - GetSelection(&from, &to); - return from != to; + m_entry = NULL; } -bool wxComboBox::CanCopy() const +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 ) { - // Can copy if there's a selection - return HasSelection(); -} + wxCArrayString chs(choices); -bool wxComboBox::CanCut() const -{ - return CanCopy() && IsEditable(); + return Create( parent, id, value, pos, size, chs.GetCount(), + chs.GetStrings(), style, validator, name ); } -bool wxComboBox::CanPaste() const +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 ) { - // TODO: check for text on the clipboard - return IsEditable() ; -} + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, validator, name )) + { + wxFAIL_MSG( wxT("wxComboBox creation failed") ); + return false; + } -bool wxComboBox::IsEditable() const -{ - return !HasFlag(wxCB_READONLY); -} + if (HasFlag(wxCB_SORT)) + m_strings = new wxGtkCollatedArrayString(); + GTKCreateComboBoxWidget(); -void wxComboBox::SetInsertionPoint( long pos ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); + if (HasFlag(wxBORDER_NONE)) + { + // Doesn't seem to work + // g_object_set (m_widget, "has-frame", FALSE, NULL); + } - if ( pos == GetLastPosition() ) - pos = -1; + GtkEntry * const entry = GetEntry(); - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); + if ( entry ) + { + // Set it up to trigger default item on enter key press + gtk_entry_set_activates_default( entry, + !HasFlag(wxTE_PROCESS_ENTER) ); - gtk_entry_set_position( entry, (int)pos ); -} + gtk_editable_set_editable(GTK_EDITABLE(entry), true); + } -long wxComboBox::GetInsertionPoint() const -{ - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); + Append(n, choices); - return (long) gtk_editable_get_position(GTK_EDITABLE(entry)); -} + m_parent->DoAddChild( this ); -wxTextPos wxComboBox::GetLastPosition() const -{ - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); + if ( entry ) + m_focusWidget = GTK_WIDGET( entry ); - int pos = entry->text_length; - return (long) pos-1; -} + PostCreation(size); -void wxComboBox::Replace( long from, long to, const wxString& value ) -{ - wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") ); + if ( entry ) + { + if (style & wxCB_READONLY) + { + // this will assert and do nothing if the value is not in our list + // of strings which is the desired behaviour (for consistency with + // wxMSW and also because it doesn't make sense to have a string + // which is not a possible choice in a read-only combobox) + SetStringSelection(value); + gtk_editable_set_editable(GTK_EDITABLE(entry), false); + } + else // editable combobox + { + // any value is accepted, even if it's not in our list + gtk_entry_set_text( entry, wxGTK_CONV(value) ); + } - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); + g_signal_connect_after (entry, "changed", + G_CALLBACK (gtkcombobox_text_changed_callback), this); - gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to ); - if (value.IsNull()) return; - gint pos = (gint)to; + GTKConnectClipboardSignals(GTK_WIDGET(entry)); + } -#if wxUSE_UNICODE - wxCharBuffer buffer = wxConvUTF8.cWX2MB( value ); - gtk_editable_insert_text( GTK_EDITABLE(entry), (const char*) buffer, strlen( (const char*) buffer ), &pos ); -#else - gtk_editable_insert_text( GTK_EDITABLE(entry), value.c_str(), value.length(), &pos ); -#endif -} + g_signal_connect_after (m_widget, "changed", + G_CALLBACK (gtkcombobox_changed_callback), this); -void wxComboBox::SetSelection( long from, long to ) -{ - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else +#ifndef __WXGTK3__ + if ( !gtk_check_version(2,10,0) ) #endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); + { + g_signal_connect (m_widget, "notify::popup-shown", + G_CALLBACK (gtkcombobox_popupshown_callback), this); + } - gtk_editable_select_region( GTK_EDITABLE(entry), (gint)from, (gint)to ); + return true; } -void wxComboBox::GetSelection( long* from, long* to ) const +void wxComboBox::GTKCreateComboBoxWidget() { - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else +#ifdef __WXGTK3__ + m_widget = gtk_combo_box_text_new_with_entry(); +#else + m_widget = gtk_combo_box_entry_new_text(); #endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); + g_object_ref(m_widget); - if (IsEditable()) - { - GtkEditable *editable = GTK_EDITABLE(entry); - gint start, end; - gtk_editable_get_selection_bounds(editable, & start, & end); - *from = start; - *to = end; - } + m_entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(m_widget))); } -void wxComboBox::SetEditable( bool editable ) +GtkEditable *wxComboBox::GetEditable() const { - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else -#endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - gtk_entry_set_editable( GTK_ENTRY(entry), editable ); + return GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(m_widget))); } void wxComboBox::OnChar( wxKeyEvent &event ) { - if ( event.GetKeyCode() == WXK_RETURN ) + switch ( event.GetKeyCode() ) { - // 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 (!GetEventHandler()->ProcessEvent( eventEnter )) - { - // This will invoke the dialog default action, such - // as the clicking the default button. - - wxWindow *top_frame = m_parent; - while (top_frame->GetParent() && !(top_frame->IsTopLevel())) - top_frame = top_frame->GetParent(); - - if (top_frame && GTK_IS_WINDOW(top_frame->m_widget)) + case WXK_RETURN: + if ( HasFlag(wxTE_PROCESS_ENTER) && GetEntry() ) { - GtkWindow *window = GTK_WINDOW(top_frame->m_widget); - - if (window->default_widget) - gtk_widget_activate (window->default_widget); + // 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; + } } - } - - // Catch GTK event so that GTK doesn't open the drop - // down list upon RETURN. - return; + break; } event.Skip(); } -void wxComboBox::DisableEvents() +void wxComboBox::EnableTextChangedEvents(bool enable) { -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - g_signal_handlers_disconnect_by_func (GTK_BIN(m_widget)->child, - (gpointer)gtkcombobox_text_changed_callback, this); + if ( !GetEntry() ) + return; - g_signal_handlers_disconnect_by_func (m_widget, - (gpointer)gtkcombobox_changed_callback, this); + if ( enable ) + { + g_signal_handlers_unblock_by_func(gtk_bin_get_child(GTK_BIN(m_widget)), + (gpointer)gtkcombobox_text_changed_callback, this); } - else -#endif + else // disable { - g_signal_handlers_disconnect_by_func (GTK_COMBO(m_widget)->list, - (gpointer) gtkcombo_combo_select_child_callback, this); - - g_signal_handlers_disconnect_by_func (GTK_COMBO(m_widget)->entry, - (gpointer) gtkcombo_text_changed_callback, this); + g_signal_handlers_block_by_func(gtk_bin_get_child(GTK_BIN(m_widget)), + (gpointer)gtkcombobox_text_changed_callback, this); } } -void wxComboBox::EnableEvents() +void wxComboBox::GTKDisableEvents() { -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - g_signal_connect_after (GTK_BIN(m_widget)->child, "changed", - G_CALLBACK (gtkcombobox_text_changed_callback), this); + EnableTextChangedEvents(false); - g_signal_connect_after (m_widget, "changed", - G_CALLBACK (gtkcombobox_changed_callback), this); - } - else -#endif - { - g_signal_connect_after (GTK_COMBO(m_widget)->list, "select-child", - G_CALLBACK (gtkcombo_combo_select_child_callback), - this); - g_signal_connect_after (GTK_COMBO(m_widget)->entry, "changed", - G_CALLBACK (gtkcombo_text_changed_callback), - this ); - } + g_signal_handlers_block_by_func(m_widget, + (gpointer)gtkcombobox_changed_callback, this); + g_signal_handlers_block_by_func(m_widget, + (gpointer)gtkcombobox_popupshown_callback, this); } -void wxComboBox::OnSize( wxSizeEvent &event ) +void wxComboBox::GTKEnableEvents() { -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - // Do nothing - } - else -#endif - { - // NB: In some situations (e.g. on non-first page of a wizard, if the - // size used is default size), GtkCombo widget is resized correctly, - // but it's look is not updated, it's rendered as if it was much wider. - // No other widgets are affected, so it looks like a bug in GTK+. - // Manually requesting resize calculation (as gtk_pizza_set_size does) - // fixes it. - if (GTK_WIDGET_VISIBLE(m_widget)) - gtk_widget_queue_resize(m_widget); - } + EnableTextChangedEvents(true); - event.Skip(); + g_signal_handlers_unblock_by_func(m_widget, + (gpointer)gtkcombobox_changed_callback, this); + g_signal_handlers_unblock_by_func(m_widget, + (gpointer)gtkcombobox_popupshown_callback, this); } -void wxComboBox::DoApplyWidgetStyle(GtkRcStyle *style) +GtkWidget* wxComboBox::GetConnectWidget() { -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - // Do nothing - } - else -#endif - { -// gtk_widget_modify_style( GTK_COMBO(m_widget)->button, syle ); - - gtk_widget_modify_style( GTK_COMBO(m_widget)->entry, style ); - gtk_widget_modify_style( GTK_COMBO(m_widget)->list, style ); - - GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list ); - GList *child = list->children; - while (child) - { - gtk_widget_modify_style( GTK_WIDGET(child->data), style ); - - GtkBin *bin = GTK_BIN(child->data); - gtk_widget_modify_style( bin->child, style ); - - child = child->next; - } - } + return GTK_WIDGET( GetEntry() ); } -GtkWidget* wxComboBox::GetConnectWidget() +GdkWindow* wxComboBox::GTKGetWindow(wxArrayGdkWindows& /* windows */) const { - GtkEntry *entry = NULL; -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - entry = GTK_ENTRY( GTK_BIN(m_widget)->child ); - else +#ifdef __WXGTK3__ + // no access to internal GdkWindows + return NULL; +#else + return gtk_entry_get_text_window(GetEntry()); #endif - entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry ); - - return GTK_WIDGET( entry ); } -GdkWindow *wxComboBox::GTKGetWindow(wxArrayGdkWindows& windows) const +// static +wxVisualAttributes +wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - { - wxUnusedVar(windows); +#ifdef __WXGTK3__ + return GetDefaultAttributesFromGTKWidget(gtk_combo_box_new_with_entry(), true); +#else + return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new(), true); +#endif +} - return GTK_ENTRY(GTK_BIN(m_widget)->child)->text_area; - } +void wxComboBox::SetValue(const wxString& value) +{ + if ( HasFlag(wxCB_READONLY) ) + SetStringSelection(value); else -#endif // GTK+ 2.4 - { - windows.push_back(GTK_ENTRY(GTK_COMBO(m_widget)->entry)->text_area); - windows.push_back(GTK_COMBO(m_widget)->button->window); - - // indicate that we return multiple windows in the windows array - return NULL; - } + wxTextEntry::SetValue(value); } -wxSize wxComboBox::DoGetBestSize() const +void wxComboBox::SetString(unsigned int n, const wxString& text) { - wxSize ret( wxControl::DoGetBestSize() ); + wxChoice::SetString(n, text); - // we know better our horizontal extent: it depends on the longest string - // in the combobox - if ( m_widget ) + if ( static_cast<int>(n) == GetSelection() ) { - 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; - } - } + // We also need to update the currently shown text, for consistency + // with wxMSW and also because it makes sense as leaving the old string + // in the text but not in the list would be confusing to the user. + SetValue(text); - // empty combobox should have some reasonable default size too - if ( ret.x < 100 ) - ret.x = 100; - - CacheBestSize(ret); - return ret; -} - -// static -wxVisualAttributes -wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) -{ -#ifdef __WXGTK24__ - if (!gtk_check_version(2,4,0)) - return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new, true); - else -#endif - return GetDefaultAttributesFromGTKWidget(gtk_combo_new, true); + // And we need to keep the selection unchanged, modifying the item is + // not supposed to deselect it. + SetSelection(n); + } } // ---------------------------------------------------------------------------- @@ -1414,15 +352,12 @@ void wxComboBox::OnRedo(wxCommandEvent& WXUNUSED(event)) void wxComboBox::OnDelete(wxCommandEvent& WXUNUSED(event)) { - long from, to; - GetSelection(& from, & to); - if (from != -1 && to != -1) - Remove(from, to); + RemoveSelection(); } void wxComboBox::OnSelectAll(wxCommandEvent& WXUNUSED(event)) { - SetSelection(-1, -1); + SelectAll(); } void wxComboBox::OnUpdateCut(wxUpdateUIEvent& event) @@ -1457,7 +392,33 @@ void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event) void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event) { - event.Enable(GetLastPosition() > 0); + event.Enable(!wxTextEntry::IsEmpty()); } -#endif +void wxComboBox::Popup() +{ + gtk_combo_box_popup( GTK_COMBO_BOX(m_widget) ); +} + +void wxComboBox::Dismiss() +{ + gtk_combo_box_popdown( GTK_COMBO_BOX(m_widget) ); +} + +wxSize wxComboBox::DoGetSizeFromTextSize(int xlen, int ylen) const +{ + wxSize tsize( wxChoice::DoGetSizeFromTextSize(xlen, ylen) ); + + GtkEntry* entry = GetEntry(); + if (entry) + { + // Add the margins we have previously set, but only the horizontal border + // as vertical one has been taken account in the previous call. + // Also get other GTK+ margins. + tsize.IncBy(GTKGetEntryMargins(entry).x, 0); + } + + return tsize; +} + +#endif // wxUSE_COMBOBOX