Add an extra column to your list and use that to set your "sensitive" property for the row.
Eric /* gcc -Wall combo_filter2.c -o combo_filter2 `pkg-config --cflags --libs gtk+-3.0` Tested on GTK3.18 and Ubuntu16.04 */ #include<gtk/gtk.h> static void combo2_changed(GtkComboBox *combo2, gpointer data) { gint combo_row=gtk_combo_box_get_active(combo2); if(combo_row==1) { GtkTreeIter iter; gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(data), &iter, "1"); gtk_list_store_set(GTK_LIST_STORE(data), &iter, 1, FALSE, -1); } else { GtkTreeIter iter; gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(data), &iter, "1"); gtk_list_store_set(GTK_LIST_STORE(data), &iter, 1, TRUE, -1); } } int main(int argc, char *argv[]) { gtk_init(&argc, &argv); GtkWidget *window=gtk_window_new(GTK_WINDOW_TOPLEVEL); gtk_window_set_title(GTK_WINDOW(window), "Combo Filter2"); gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER); gtk_window_set_default_size(GTK_WINDOW(window), 300, 100); g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL); GtkTreeIter iter; GtkListStore *store=gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_BOOLEAN); gtk_list_store_append(store, &iter); gtk_list_store_set(store, &iter, 0, "Scandvb", 1, TRUE, -1); gtk_list_store_append(store, &iter); gtk_list_store_set(store, &iter, 0, "DVB module", 1, TRUE, -1); gtk_list_store_append(store, &iter); gtk_list_store_set(store, &iter, 0, "DVDb5-Scan", 1, TRUE, -1); gtk_list_store_append(store, &iter); GtkCellRenderer *renderer=gtk_cell_renderer_text_new(); GtkWidget *combo1=gtk_combo_box_new_with_model(GTK_TREE_MODEL(store)); gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo1), renderer, TRUE); gtk_widget_set_hexpand(combo1, TRUE); gtk_widget_set_vexpand(combo1, TRUE); gtk_combo_box_set_active(GTK_COMBO_BOX(combo1), 0); gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo1), GTK_CELL_RENDERER(renderer), "text", 0, "sensitive", 1, NULL); GtkWidget *combo2=gtk_combo_box_text_new(); gtk_combo_box_text_insert(GTK_COMBO_BOX_TEXT(combo2), 0, "1", "Show All"); gtk_combo_box_text_insert(GTK_COMBO_BOX_TEXT(combo2), 1, "2", "Disable DVB module"); gtk_combo_box_set_active(GTK_COMBO_BOX(combo2), 0); gtk_widget_set_hexpand(combo2, TRUE); gtk_widget_set_vexpand(combo2, TRUE); g_signal_connect(combo2, "changed", G_CALLBACK(combo2_changed), store); g_object_unref(G_OBJECT(store)); GtkWidget *grid=gtk_grid_new(); gtk_grid_attach(GTK_GRID(grid), combo1, 0, 0, 1, 1); gtk_grid_attach(GTK_GRID(grid), combo2, 0, 1, 1, 1); gtk_container_add(GTK_CONTAINER(window), grid); gtk_widget_show_all(window); gtk_main(); return 0; } _______________________________________________ gtk-app-devel-list mailing list gtk-app-devel-list@gnome.org https://mail.gnome.org/mailman/listinfo/gtk-app-devel-list