/// <summary>
/// Creates a new AttributeSimilarityCriterionViewModel instance
/// using the provided parent instance
/// </summary>
/// <param name="_parent">The ClusteringToolPanelItemExtensionViewModel instance
/// that owns this criterion</param>
public AttributeSimilarityCriterionViewModel(ClusteringToolPanelItemExtensionViewModel _parent)
: base(_parent)
{
IsValid = true;
this.currentMode = _parent.Mode;
_parent.ClusteringFinished += new EventHandler <ClusteringEventArgs>(ClusteringFinishedHandler);
}
/// <summary>
/// Updates the weight values, stored in the AttributeSimilarityManager, depending
/// on the current mode of the parent clusterting tool
/// </summary>
private void UpdateAttributeWeights(ClusteringToolMode currentMode)
{
// Ensure this panel is active
if (IsActive)
{
// Check if the tool is in 'Simple' mode
if (currentMode == ClusteringToolMode.Simple)
{
// Set the weight for this attribute to the default
// value of 100%
Clustering.AttributeSimilarityManager.Instance.SetAttributeWeight(this.AttributeName, 100d / 100d);
} // Check if the tool is in 'Advanced' mode
else if (currentMode == ClusteringToolMode.Advanced)
{
// Set the weight for this attribute to the user-
// defined attribute weight value
Clustering.AttributeSimilarityManager.Instance.SetAttributeWeight(this.AttributeName, this.attributeWeight / 100d);
}
}
}
/// <summary>
/// Handles property changes in the parent Clustering Tool
/// </summary>
/// <param name="sender">The object that fired the event</param>
/// <param name="e">The arguments for the event</param>
protected override void ParentPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
// Check if the "Mode" property was changed
if (e.PropertyName == "Mode")
{
//Change the controls state
if (Parent.Mode == ClusteringToolMode.Simple && currentMode != ClusteringToolMode.Simple)
{
currentMode = ClusteringToolMode.Simple;
}
else if (Parent.Mode == ClusteringToolMode.Advanced && currentMode != ClusteringToolMode.Advanced)
{
currentMode = ClusteringToolMode.Advanced;
}
else // Should never happen
{
}
// Ensure the state is updated
UpdateState();
}
}
/// <summary>
/// Updates the weight values, stored in the AttributeSimilarityManager, depending
/// on the current mode of the parent clusterting tool
/// </summary>
private void UpdateAttributeWeights(ClusteringToolMode currentMode)
{
// Ensure this panel is active
if (IsActive)
{
// Check if the tool is in 'Simple' mode
if (currentMode == ClusteringToolMode.Simple)
{
// Set the weight for this attribute to the default
// value of 100%
Clustering.AttributeSimilarityManager.Instance.SetAttributeWeight(this.AttributeName, 100d / 100d);
} // Check if the tool is in 'Advanced' mode
else if (currentMode == ClusteringToolMode.Advanced)
{
// Set the weight for this attribute to the user-
// defined attribute weight value
Clustering.AttributeSimilarityManager.Instance.SetAttributeWeight(this.AttributeName, this.attributeWeight / 100d);
}
}
}
