myapp.BrowseTableSet.deleteSelectedItem_canExecute = function (screen) {
    // Write code here.


    return screen.TableSet.selectedItem !== null;

};



myapp.BrowseTableSet.deleteSelectedItem_execute = function (screen) {
    // Delete selected

    screen.TableSet.deleteSelected();

    // Save changes
    myapp.commitChanges().then(function success() {
        // If success.
        window.location.reload();

        //msls.showMessageBox("Delete is successfull.", { title: "Delete" });
    }, function fail(e) {
        // If error occurs,
        msls.showMessageBox(e.message, { title: e.title }).then(function () {
            // Cancel Changes
            myapp.cancelChanges();
        });
    })
    //screen.BrowseTableSet.refresh();

};