this, SLOT(on_table_item_clicked(const QModelIndex&)));
connect(table_view_, SIGNAL(doubleClicked(const QModelIndex&)),
this, SLOT(on_table_item_double_clicked(const QModelIndex&)));
this, SLOT(on_table_item_clicked(const QModelIndex&)));
connect(table_view_, SIGNAL(doubleClicked(const QModelIndex&)),
this, SLOT(on_table_item_double_clicked(const QModelIndex&)));