/// <summary>
/// Creates a StackPanel item.
/// </summary>
/// <param name="parent"> The control that was expanded. </param>
/// <param name="name"> The property name. </param>
/// <param name="value"> The property value (as a string). </param>
/// <param name="key"> A key that can be used to retrieve further properties. </param>
/// <param name="valueColor"> The color to use for the value. </param>
/// <returns> A control that should be inserted into the Items collection. </returns>
private Control CreateControl(ExpanderButton parent, string name, string value, object key, Color valueColor)
{
// Create the content portion.
var content = new TextBlock();
if (name == null)
{
content.Inlines.Add(new Run()
{
Text = value
});
}
else
{
content.Inlines.Add(new Run()
{
Foreground = new SolidColorBrush(Colors.Purple), Text = name
});
content.Inlines.Add(new Run()
{
Foreground = new SolidColorBrush(valueColor), Text = ": " + value
});
}
// Create tag information to attach to the control.
var tagInfo = new TagInfo();
tagInfo.Key = key;
tagInfo.Parent = parent;
// Calculate the left margin.
var leftMargin = parent == null ? 0 : parent.Margin.Left + 8;
// Use an expander if the value is an object.
if (key != null)
{
var result = new ExpanderButton();
result.Margin = new Thickness(leftMargin, 0, 0, 0);
result.Tag = tagInfo;
result.Content = content;
result.Checked += new RoutedEventHandler(OnChecked);
result.Unchecked += new RoutedEventHandler(OnUnchecked);
return(result);
}
else
{
var result = new ContentControl();
result.Content = content;
result.Margin = new Thickness(leftMargin + 16, 0, 0, 0);
result.Tag = tagInfo;
return(result);
}
}
/// <summary>
/// Determines if a control is a logical child of another control.
/// </summary>
/// <param name="child"></param>
/// <param name="ancestor"></param>
/// <returns></returns>
private static bool HasAncestor(FrameworkElement child, ExpanderButton ancestor)
{
while (true)
{
var parent = ((TagInfo)child.Tag).Parent;
if (parent == null)
return false;
if (parent == ancestor)
return true;
child = parent;
}
}
/// <summary>
/// Determines if a control is a logical child of another control.
/// </summary>
/// <param name="child"></param>
/// <param name="ancestor"></param>
/// <returns></returns>
private static bool HasAncestor(FrameworkElement child, ExpanderButton ancestor)
{
while (true)
{
var parent = ((TagInfo)child.Tag).Parent;
if (parent == null)
{
return(false);
}
if (parent == ancestor)
{
return(true);
}
child = parent;
}
}
/// <summary>
/// Creates a StackPanel item.
/// </summary>
/// <param name="parent"> The control that was expanded. </param>
/// <param name="name"> The property name. </param>
/// <param name="value"> The property value (as a string). </param>
/// <param name="key"> A key that can be used to retrieve further properties. </param>
/// <param name="valueColor"> The color to use for the value. </param>
/// <returns> A control that should be inserted into the Items collection. </returns>
private Control CreateControl(ExpanderButton parent, string name, string value, object key, Color valueColor)
{
// Create the content portion.
var content = new TextBlock();
if (name == null)
{
content.Inlines.Add(new Run() { Text = value });
}
else
{
content.Inlines.Add(new Run() { Foreground = new SolidColorBrush(Colors.Purple), Text = name });
content.Inlines.Add(new Run() { Foreground = new SolidColorBrush(valueColor), Text = ": " + value });
}
// Create tag information to attach to the control.
var tagInfo = new TagInfo();
tagInfo.Key = key;
tagInfo.Parent = parent;
// Calculate the left margin.
var leftMargin = parent == null ? 0 : parent.Margin.Left + 8;
// Use an expander if the value is an object.
if (key != null)
{
var result = new ExpanderButton();
result.Margin = new Thickness(leftMargin, 0, 0, 0);
result.Tag = tagInfo;
result.Content = content;
result.Checked += new RoutedEventHandler(OnChecked);
result.Unchecked += new RoutedEventHandler(OnUnchecked);
return result;
}
else
{
var result = new ContentControl();
result.Content = content;
result.Margin = new Thickness(leftMargin + 16, 0, 0, 0);
result.Tag = tagInfo;
return result;
}
}
