/// <summary>
/// Propagate <see cref="XPPanelControl.TextStyle.PropertyChange"/> events to our owner/parent/listeners
/// </summary>
/// <param name="sender">The <see cref="TextStyle"/> that changed</param>
/// <param name="e">The property that changed</param>
private void textStyle_PropertyChange(object sender, TextElementPropertyChangeEventArgs e)
{
if (propertyChangeListeners != null) {
propertyChangeListeners(this,e) ;
}
}
/// <summary>
/// The attributes of a <see cref="TextElement"/> within the <see cref="Elements"/> collection
/// has changed
/// </summary>
/// <param name="sender">The <see cref="TextElementCollection"/> that changed</param>
/// <param name="e"><see cref="TextElementPropertyChangeEventArgs"/> specifying the <see cref="TextElement"/>
/// and the property that changed</param>
private void textElementCollection_ElementChange(object sender, TextElementPropertyChangeEventArgs e)
{
switch(e.Property) {
// all these invalidate the layout
case TextElementProperty.FontProperty:
case TextElementProperty.HorizontalAlignmentProperty:
case TextElementProperty.VerticalAlignmentProperty:
case TextElementProperty.StyleProperty:
case TextElementProperty.VisibleProperty:
case TextElementProperty.SpacingAdjustmentProperty:
case TextElementProperty.ImageSetProperty:
case TextElementProperty.ImageProperty:
case TextElementProperty.TextProperty:
case TextElementProperty.PrefixProperty:
case TextElementProperty.IndentProperty:
isLayoutDirty = true ;
break ;
// all these force a redraw
case TextElementProperty.TextColorProperty:
case TextElementProperty.BackColorProperty:
case TextElementProperty.OtherProperty:
break ;
}
if (!IsRedrawSuspended) {
Invalidate() ;
}
}
protected virtual void OnElementChangeEvent(TextElementPropertyChangeEventArgs eventArgs)
{
if (elementChangeListeners != null) {
elementChangeListeners(this,eventArgs) ;
}
}
/// <summary>
/// Handle <see cref="TextElement"/> changes so they can be forwarded if neccessary
/// </summary>
/// <param name="sender">The <see cref="TextElement"/></param>
/// <param name="e"><see cref="TextElementPropertyChangeEventArgs"/> describing the property change</param>
private void TextElementCollection_PropertyChange(object sender, TextElementPropertyChangeEventArgs e)
{
OnElementChangeEvent(e) ;
}
