public ColumnVirtualizationManager(DataGridContext dataGridContext) { Debug.Assert(dataGridContext != null); m_dataGridContext = dataGridContext; // Assign the ColumnVirtualizationManager to the DataGridContext ColumnVirtualizationManager.SetColumnVirtualizationManager(m_dataGridContext, this); this.Initialize(); unchecked { m_version++; } }
protected virtual bool OnReceivedWeakEvent(Type managerType, object sender, EventArgs e) { bool handled = false; bool detachFromDataGridContext = false; if (managerType == typeof(VisibleColumnsUpdatedEventManager)) { this.IncrementVersion(null); handled = true; } else if (managerType == typeof(ViewChangedEventManager)) { detachFromDataGridContext = true; this.IncrementVersion(null); handled = true; } else if (managerType == typeof(ThemeChangedEventManager)) { detachFromDataGridContext = true; this.IncrementVersion(null); handled = true; } else if (managerType == typeof(ItemsSourceChangeCompletedEventManager)) { detachFromDataGridContext = true; handled = true; } if (detachFromDataGridContext == true) { if (m_dataGridContext != null) { // Detach the ColumnVirtualizationManager from the DataGridContext and detach from the DataGridContext ColumnVirtualizationManager.SetColumnVirtualizationManager(m_dataGridContext, null); this.Uninitialize(); } } return(handled); }
internal static void SetColumnVirtualizationManager(DependencyObject obj, ColumnVirtualizationManager value) { obj.SetValue(ColumnVirtualizationManager.ColumnVirtualizationManagerPropertyKey, value); }