//--------------------------------------------------------------------------
// Private Methods
//--------------------------------------------------------------------------
/// <summary>
/// Get the DrawingBrush icon for the status.
/// </summary>
/// <param name="status">Requested status</param>
/// <returns>A DrawingBrush on success (valid status, DrawingBrush found), null otherwise.</returns>
private static DrawingBrush GetDrawingBrushFromStatus(RightsManagementStatus status)
{
if (_brushResources == null)
{
// Get the entire list of RightsManagementStatus values.
Array statusList = Enum.GetValues(typeof(RightsManagementStatus));
// Construct the array to hold brush references.
_brushResources = new DrawingBrush[statusList.Length];
// To find the DrawingBrushes in the theme resources we need a FrameworkElement.
// TextBlock was used as it appears to have a very small footprint, and won't
// take long to construct. The actual FrameworkElement doesn't matter as long
// as we have an instance to one
_frameworkElement = new TextBlock();
}
if ((_brushResources != null) && (_frameworkElement != null))
{
int index = (int)status;
// If there is no cached value of the requested DrawingBrush, then find
// it in the Resources.
if (_brushResources[index] == null)
{
// Determine resource name.
string resourceName = "PUIRMStatus"
+ Enum.GetName(typeof(RightsManagementStatus), status)
+ "BrushKey";
// Acquire reference to the brush.
object resource = _frameworkElement.FindResource(
new ComponentResourceKey(typeof(PresentationUIStyleResources), resourceName));
// Set cache value for the brush.
_brushResources[index] = resource as DrawingBrush;
}
return(_brushResources[index]);
}
return(null);
}
//------------------------------------------------------
// Internal Methods
//------------------------------------------------------
/// <summary>
/// GetDocumentLevelResources.
/// </summary>
internal static DocumentStatusResources GetDocumentLevelResources(RightsManagementStatus status)
{
DocumentStatusResources docStatusResources = new DocumentStatusResources();
// Set appropriate Text and ToolTip values.
switch (status)
{
case (RightsManagementStatus.Protected):
docStatusResources.Text = SR.Get(SRID.RMProtected);
docStatusResources.ToolTip = SR.Get(SRID.RMAppliedToolTip);
break;
default: // RightsManagementStatus.Unknown or RightsManagementStatus.Unprotected
docStatusResources.Text = String.Empty;
docStatusResources.ToolTip = SR.Get(SRID.RMDefaultToolTip);
break;
}
docStatusResources.Image = GetDrawingBrushFromStatus(status);
return(docStatusResources);
}
