/// <summary>
/// Handles the event when the <see cref="Population"/> property changes.
/// </summary>
/// <param name="obj">The <see cref="DependencyObject"/> that owns the property.</param>
/// <param name="e">The <see cref="DependencyPropertyChangedEventArgs"/> associated with the event.</param>
private static void OnSelectedPopulationChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
PopulationViewer viewer = (PopulationViewer)obj;
if (e.OldValue == null)
{
viewer.SelectedPopulationEntities = null;
return;
}
viewer.RefreshEntities((Population)e.NewValue, viewer.ExecutionState);
}
/// <summary>
/// Handles the event when the <see cref="ExecutionState"/> property changes.
/// </summary>
/// <param name="obj">The <see cref="DependencyObject"/> that owns the property.</param>
/// <param name="e">The <see cref="DependencyPropertyChangedEventArgs"/> associated with the event.</param>
private static void OnExecutionStateChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e)
{
PopulationViewer viewer = (PopulationViewer)obj;
ExecutionState newState = (ExecutionState)e.NewValue;
ExecutionState oldState = (ExecutionState)e.OldValue;
// No need to refresh if we're moving from paused to idle since no change to the entities would have occurred.
if (newState == ExecutionState.Idle && oldState == ExecutionState.Paused)
{
return;
}
viewer.RefreshEntities(viewer.Population, newState);
}