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move converters into a separate file

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This commit is contained in:
bluepilledgreat 2024-10-20 21:16:17 +01:00
parent 3ecea91985
commit 8abb33b222
2 changed files with 92 additions and 122 deletions
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92
Bloxstrap/UI/Elements/Bootstrapper/CustomDialog.Converters.cs Normal file
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@ -0,0 +1,92 @@
using System.ComponentModel;
using System.Windows;
using System.Windows.Media;
using System.Xml.Linq;
namespace Bloxstrap.UI.Elements.Bootstrapper
{
public partial class CustomDialog
{
// https://stackoverflow.com/a/2961702
private static T? ConvertValue<T>(string input) where T : struct
{
try
{
var converter = TypeDescriptor.GetConverter(typeof(T));
if (converter != null)
{
return (T?)converter.ConvertFromInvariantString(input);
}
return default;
}
catch (NotSupportedException)
{
return default;
}
}
private static object? GetTypeFromXElement(TypeConverter converter, XElement xmlElement, string attributeName)
{
string? attributeValue = xmlElement.Attribute(attributeName)?.Value?.ToString();
if (attributeValue == null)
return null;
try
{
return converter.ConvertFromInvariantString(attributeValue);
}
catch (Exception ex)
{
throw new Exception($"{xmlElement.Name} has invalid {attributeName}: {ex.Message}", ex);
}
}
private static ThicknessConverter? _thicknessConverter = null;
private static ThicknessConverter ThicknessConverter { get => _thicknessConverter ??= new ThicknessConverter(); }
private static object? GetThicknessFromXElement(XElement xmlElement, string attributeName) => GetTypeFromXElement(ThicknessConverter, xmlElement, attributeName);
private static RectConverter? _rectConverter = null;
public static RectConverter RectConverter { get => _rectConverter ??= new RectConverter(); }
private static object? GetRectFromXElement(XElement xmlElement, string attributeName) => GetTypeFromXElement(RectConverter, xmlElement, attributeName);
private static ColorConverter? _colorConverter = null;
public static ColorConverter ColorConverter { get => _colorConverter ??= new ColorConverter(); }
private static object? GetColorFromXElement(XElement xmlElement, string attributeName) => GetTypeFromXElement(ColorConverter, xmlElement, attributeName);
private static PointConverter? _pointConverter = null;
public static PointConverter PointConverter { get => _pointConverter ??= new PointConverter(); }
private static object? GetPointFromXElement(XElement xmlElement, string attributeName) => GetTypeFromXElement(PointConverter, xmlElement, attributeName);
private static BrushConverter? _brushConverter = null;
private static BrushConverter BrushConverter { get => _brushConverter ??= new BrushConverter(); }
/// <summary>
/// Return type of string = Name of DynamicResource
/// Return type of brush = ... The Brush!!!
/// </summary>
private static object? GetBrushFromXElement(XElement element, string attributeName)
{
string? value = element.Attribute(attributeName)?.Value?.ToString();
if (value == null)
return null;
// dynamic resource name
if (value.StartsWith('{') && value.EndsWith('}'))
return value[1..^1];
try
{
return BrushConverter.ConvertFromInvariantString(value);
}
catch (Exception ex)
{
throw new Exception($"{element.Name} has invalid {attributeName}: {ex.Message}", ex);
}
}
}
}

122
Bloxstrap/UI/Elements/Bootstrapper/CustomDialog.Creator.cs
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@ -16,18 +16,6 @@ namespace Bloxstrap.UI.Elements.Bootstrapper
{
private const int MaxElements = 100;
private static ThicknessConverter? _thicknessConverter = null;
private static ThicknessConverter ThicknessConverter { get => _thicknessConverter ??= new ThicknessConverter(); }
private static BrushConverter? _brushConverter = null;
private static BrushConverter BrushConverter { get => _brushConverter ??= new BrushConverter(); }
private static RectConverter? _rectConverter = null;
public static RectConverter RectConverter { get => _rectConverter ??= new RectConverter(); }
private static ColorConverter? _colorConverter = null;
public static ColorConverter ColorConverter { get => _colorConverter ??= new ColorConverter(); }
private bool _initialised = false;
// prevent users from creating elements with the same name multiple times
@ -65,26 +53,6 @@ namespace Bloxstrap.UI.Elements.Bootstrapper
};
#region Utilities
// https://stackoverflow.com/a/2961702
private static T? ConvertValue<T>(string input) where T : struct
{
try
{
var converter = TypeDescriptor.GetConverter(typeof(T));
if (converter != null)
{
// Cast ConvertFromString(string text) : object to (T)
//return (T?)converter.ConvertFromString(input);
return (T?)converter.ConvertFromInvariantString(input);
}
return default;
}
catch (NotSupportedException)
{
return default;
}
}
private static string GetXmlAttribute(XElement element, string attributeName, string? defaultValue = null)
{
var attribute = element.Attribute(attributeName);
@ -167,72 +135,6 @@ namespace Bloxstrap.UI.Elements.Bootstrapper
return value;
}
private static object? GetThicknessFromXElement(XElement xmlElement, string attributeName)
{
string? attributeValue = xmlElement.Attribute(attributeName)?.Value?.ToString();
if (attributeValue == null)
return null;
object? thickness;
try
{
thickness = ThicknessConverter.ConvertFromInvariantString(attributeValue);
}
catch (Exception ex)
{
throw new Exception($"{xmlElement.Name} has invalid {attributeName}: {ex.Message}", ex);
}
if (thickness == null)
throw new Exception($"{xmlElement.Name} has invalid {attributeName}");
return thickness;
}
private static object? GetRectFromXElement(XElement xmlElement, string attributeName)
{
string? attributeValue = xmlElement.Attribute(attributeName)?.Value?.ToString();
if (attributeValue == null)
return null;
object? rect;
try
{
rect = RectConverter.ConvertFromInvariantString(attributeValue);
}
catch (Exception ex)
{
throw new Exception($"{xmlElement.Name} has invalid {attributeName}: {ex.Message}", ex);
}
if (rect == null)
throw new Exception($"{xmlElement.Name} has invalid {attributeName}");
return rect;
}
private static object? GetColorFromXElement(XElement xmlElement, string attributeName)
{
string? attributeValue = xmlElement.Attribute(attributeName)?.Value?.ToString();
if (attributeValue == null)
return null;
object? color;
try
{
color = ColorConverter.ConvertFromInvariantString(attributeValue);
}
catch (Exception ex)
{
throw new Exception($"{xmlElement.Name} has invalid {attributeName}: {ex.Message}", ex);
}
if (color == null)
throw new Exception($"{xmlElement.Name} has invalid {attributeName}");
return color;
}
private static FontWeight GetFontWeightFromXElement(XElement element)
{
string? value = element.Attribute("FontWeight")?.Value?.ToString();
@ -327,30 +229,6 @@ namespace Bloxstrap.UI.Elements.Bootstrapper
throw new Exception($"{element.Name} Unknown TextDecorations {value}");
}
}
/// <summary>
/// Return type of string = Name of DynamicResource
/// Return type of brush = ... The Brush!!!
/// </summary>
private static object? GetBrushFromXElement(XElement element, string attributeName)
{
string? value = element.Attribute(attributeName)?.Value?.ToString();
if (value == null)
return null;
// dynamic resource name
if (value.StartsWith('{') && value.EndsWith('}'))
return value[1..^1];
try
{
return BrushConverter.ConvertFromInvariantString(value);
}
catch (Exception ex)
{
throw new Exception($"{element.Name} has invalid {attributeName}: {ex.Message}", ex);
}
}
#endregion
#region Transformation Elements