/// <summary>
/// Sets the contrast scheme to the given value.
/// </summary>
/// <param name="contrastScheme">The contrast scheme to use.</param>
public override void SetContrast(ContrastLevel contrastScheme)
{
try
{
HtmlPage.Window.CreateInstance("SetContrastClass", contrastScheme.ToString());
}
catch(Exception)
{
}
}
/// <summary>
/// Changes the contrast level of the surface. Typically this is a matter of
/// changing the background and foreground colours. This could be acheived by
/// setting CSS classes on the DivContainer.
/// </summary>
/// <param name="contrast">The contrast level to set on the surface.</param>
public override void SetContrast(ContrastLevel level)
{
Container.CssClass = level.ToString();
}
// Public Methods (2)
/// <summary>
/// Updates the reported contrast scheme in the display settings. Called by the Presenter.
/// </summary>
/// <param name="contrastScheme">The contrast scheme.</param>
public void UpdateContrastScheme(ContrastLevel contrastScheme)
{
ListBoxItem selectedItem = (ListBoxItem)contrastSchemeSelector.Items.FirstOrDefault(
currentItem => ((ListBoxItem)currentItem).Tag.ToString() == contrastScheme.ToString());
//Don't want the event to fire to re-update this in the Model.
contrastSchemeSelector.SelectionChanged -= contrastSchemeSelectionChanged;
if(selectedItem != null)
{
contrastSchemeSelector.SelectedItem = selectedItem;
}
contrastSchemeSelector.SelectionChanged += contrastSchemeSelectionChanged;
}