/// <summary>
/// Initializes a new instance of the <see cref="StyleKey"/> structure.
/// </summary>
/// <param name="name">The style's canonical name.</param>
/// <param name="navigationExpression">The navigation expression for the style.</param>
public StyleKey(String name, NavigationExpression?navigationExpression)
{
Contract.Require(name, nameof(name));
this.name = name;
this.navigationExpression = navigationExpression;
}
/// <summary>
/// Adds a trigger to the prioritizer.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <param name="selector">The selector which caused this style to be considered.</param>
/// <param name="navigationExpression">The navigation expression associated with the style.</param>
/// <param name="trigger">The trigger to add to the prioritizer.</param>
/// <param name="index">The index of the trigger's rule set within the style sheet.</param>
public void Add(UltravioletContext uv, UvssSelector selector, NavigationExpression?navigationExpression, UvssTrigger trigger, Int32 index)
{
Contract.Require(uv, nameof(uv));
var key = new StyleKey(trigger.CanonicalName, navigationExpression);
var priority = CalculatePriorityFromSelector(selector, false);
PrioritizedTrigger existing;
if (!triggers.TryGetValue(key, out existing))
{
triggers[key] = new PrioritizedTrigger(trigger, selector, priority, index);
}
else
{
var comparison = selector.ComparePriority(existing.Selector);
if (comparison == 0 && index > existing.Index)
{
comparison = 1;
}
if (comparison > 0 && (trigger.IsImportant || !existing.Trigger.IsImportant))
{
triggers[key] = new PrioritizedTrigger(trigger, selector, priority, index);
}
}
}
/// <summary>
/// Applies a style to the element.
/// </summary>
/// <param name="style">The style which is being applied.</param>
/// <param name="selector">The selector which caused the style to be applied.</param>
/// <param name="navigationExpression">The navigation expression associated with the style.</param>
/// <param name="dprop">A <see cref="DependencyProperty"/> that identifies the dependency property which is being styled.</param>
protected internal virtual void ApplyStyle(UvssRule style, UvssSelector selector, NavigationExpression?navigationExpression, DependencyProperty dprop)
{
if (dprop != null)
{
dprop.ApplyStyle(this, style);
}
}
/// <inheritdoc/>
protected internal sealed override void ApplyStyle(UvssRule style, UvssSelector selector, NavigationExpression?navigationExpression, DependencyProperty dp)
{
base.ApplyStyle(style, selector, navigationExpression, dp);
}
/// <summary>
/// Initializes a new instance of the <see cref="StoryboardTargetAnimationKey"/> structure.
/// </summary>
/// <param name="propertyName">The name of the animated property.</param>
/// <param name="navigationExpression">The navigation expression for the animated property, if one was specified.</param>
public StoryboardTargetAnimationKey(DependencyName propertyName, NavigationExpression?navigationExpression = null)
{
this.propertyName = propertyName;
this.navigationExpression = navigationExpression;
}