+ wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid control") );
+
+ 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, m_stringCellIndex, &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 wxChoice::GetSelection() const
+{
+ return gtk_combo_box_get_active( GTK_COMBO_BOX( m_widget ) );
+}
+
+void wxChoice::SetString(unsigned int n, const wxString &text)
+{
+ wxCHECK_RET( m_widget != NULL, wxT("invalid control") );
+
+ 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, m_stringCellIndex, &value );
+ g_value_unset( &value );
+ }
+
+ InvalidateBestSize();
+}
+
+wxString wxChoice::GetString(unsigned int n) const
+{
+ wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid control") );
+
+ 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))
+ {
+ GValue value = { 0, };
+ gtk_tree_model_get_value( model, &iter, m_stringCellIndex, &value );
+ wxString tmp = wxGTK_CONV_BACK( g_value_get_string( &value ) );
+ g_value_unset( &value );
+ return tmp;
+ }
+
+ return str;
+}
+
+unsigned int wxChoice::GetCount() const
+{
+ wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid control") );
+
+ 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 wxChoice::SetSelection( int n )
+{
+ wxCHECK_RET( m_widget != NULL, wxT("invalid control") );
+
+ GTKDisableEvents();
+
+ GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
+ gtk_combo_box_set_active( combobox, n );
+
+ GTKEnableEvents();
+}
+
+void wxChoice::SetColumns(int n)
+{
+ gtk_combo_box_set_wrap_width(GTK_COMBO_BOX(m_widget), n);
+}
+
+int wxChoice::GetColumns() const
+{
+ // gtk_combo_box_get_wrap_width() was added in gtk 2.6
+ gint intval;
+ g_object_get(G_OBJECT(m_widget), "wrap-width", &intval, NULL);
+ return intval;
+}
+
+
+void wxChoice::GTKDisableEvents()
+{
+ g_signal_handlers_block_by_func(m_widget,
+ (gpointer) gtk_choice_changed_callback, this);
+}
+
+void wxChoice::GTKEnableEvents()
+{
+ g_signal_handlers_unblock_by_func(m_widget,
+ (gpointer) gtk_choice_changed_callback, this);
+}
+
+
+GdkWindow *wxChoice::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
+{
+ return gtk_widget_get_window(m_widget);
+}
+
+// Notice that this method shouldn't be necessary, because GTK calculates
+// properly size of the combobox but for unknown reasons it doesn't work
+// correctly in wx without this.
+wxSize wxChoice::DoGetBestSize() const
+{
+ // strangely, this returns a width of 188 pixels from GTK+ (?)
+ wxSize ret( wxControl::DoGetBestSize() );
+
+ // we know better our horizontal extent: it depends on the longest string
+ // in the combobox
+ if ( m_widget )
+ {
+ ret.x = GetCount() > 0 ? 0 : 60; // start with something "sensible"
+ int width;
+ unsigned int count = GetCount();
+ for ( unsigned int n = 0; n < count; n++ )
+ {
+ GetTextExtent(GetString(n), &width, NULL, NULL, NULL );
+ if ( width + 40 > ret.x ) // 40 for drop down arrow and space around text
+ ret.x = width + 40;
+ }
+ }
+
+ // empty combobox should have some reasonable default size too
+ if ((GetCount() == 0) && (ret.x < 80))
+ ret.x = 80;
+
+ CacheBestSize(ret);
+ return ret;
+}
+
+void wxChoice::DoApplyWidgetStyle(GtkRcStyle *style)
+{
+ gtk_widget_modify_style(m_widget, style);
+ gtk_widget_modify_style(gtk_bin_get_child(GTK_BIN(m_widget)), style);
+}
+
+
+// static
+wxVisualAttributes
+wxChoice::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ return GetDefaultAttributesFromGTKWidget(gtk_combo_box_new);
+}
+
projects / wxWidgets.git / blobdiff