private void buttonFilterSettings_Click(object i_Sender, EventArgs i_Args) { FormFilterSettings filterSettingsDialog = new FormFilterSettings { PostFilterGroups = this.m_PostFilterGroups }; filterSettingsDialog.ShowDialog(); this.savePostFilters(); ProxyDataSource proxy = proxyDataSourceBindingSource.DataSource as ProxyDataSource; if (proxy != null) { proxy.UpdatePostFilterGroups(m_PostFilterGroups); this.resetBinding(); } }