public Converter(PropertyGridComboBoxExtension extension)
{
Extension = extension;
}
protected virtual void Describe(PropertyGridProperty property, PropertyDescriptor descriptor)
{
if (property == null)
{
throw new ArgumentNullException("property");
}
if (descriptor == null)
{
throw new ArgumentNullException("descriptor");
}
property.Descriptor = descriptor;
property.Name = descriptor.Name;
property.PropertyType = descriptor.PropertyType;
// unset by default. conversion service does the default job
//property.Converter = descriptor.Converter;
property.Category = string.IsNullOrWhiteSpace(descriptor.Category) || descriptor.Category.EqualsIgnoreCase(CategoryAttribute.Default.Category) ? Grid.DefaultCategoryName : descriptor.Category;
property.IsReadOnly = descriptor.IsReadOnly;
property.Description = descriptor.Description;
property.DisplayName = descriptor.DisplayName;
if (Grid.DecamelizePropertiesDisplayNames && property.DisplayName == descriptor.Name)
{
property.DisplayName = DecamelizationService.Decamelize(property.DisplayName);
}
property.IsEnum = descriptor.PropertyType.IsEnum;
property.IsFlagsEnum = descriptor.PropertyType.IsEnum && Extensions.IsFlagsEnum(descriptor.PropertyType);
var options = descriptor.GetAttribute <PropertyGridOptionsAttribute>();
if (options != null)
{
if (options.SortOrder != 0)
{
property.SortOrder = options.SortOrder;
}
property.IsEnum = options.IsEnum;
property.IsFlagsEnum = options.IsFlagsEnum;
}
var att = descriptor.GetAttribute <DefaultValueAttribute>();
if (att != null)
{
property.HasDefaultValue = true;
property.DefaultValue = att.Value;
}
else if (options != null)
{
if (options.HasDefaultValue)
{
property.HasDefaultValue = true;
property.DefaultValue = options.DefaultValue;
}
else
{
string defaultValue;
if (PropertyGridComboBoxExtension.TryGetDefaultValue(options, out defaultValue))
{
property.DefaultValue = defaultValue;
property.HasDefaultValue = true;
}
}
}
AddDynamicProperties(descriptor.Attributes.OfType <PropertyGridAttribute>(), property.Attributes);
AddDynamicProperties(descriptor.PropertyType.GetAttributes <PropertyGridAttribute>(), property.TypeAttributes);
}
public Converter(PropertyGridComboBoxExtension extension)
{
Extension = extension;
}
public virtual void OnToggleButtonIsCheckedChanged(object sender, RoutedEventArgs e)
{
var button = e.OriginalSource as ToggleButton;
if (button != null)
{
var item = button.DataContext as PropertyGridItem;
if (item != null && item.Property != null && item.Property.IsEnum && item.Property.IsFlagsEnum)
{
if (button.IsChecked.HasValue)
{
ulong itemValue = PropertyGridComboBoxExtension.EnumToUInt64(item.Property, item.Value);
ulong propertyValue = PropertyGridComboBoxExtension.EnumToUInt64(item.Property, item.Property.Value);
ulong newValue;
if (button.IsChecked.Value)
{
if (itemValue == 0)
{
newValue = 0;
}
else
{
newValue = propertyValue | itemValue;
}
}
else
{
newValue = propertyValue & ~itemValue;
}
object propValue = PropertyGridComboBoxExtension.EnumToObject(item.Property, newValue);
item.Property.Value = propValue;
var li = button.GetVisualSelfOrParent <ListBoxItem>();
if (li != null)
{
ItemsControl parent = ItemsControl.ItemsControlFromItemContainer(li);
if (parent != null)
{
if (button.IsChecked.Value && itemValue == 0)
{
foreach (var gridItem in parent.Items.OfType <PropertyGridItem>())
{
gridItem.IsChecked = PropertyGridComboBoxExtension.EnumToUInt64(item.Property, gridItem.Value) == 0;
}
}
else
{
foreach (var gridItem in parent.Items.OfType <PropertyGridItem>())
{
ulong gridItemValue = PropertyGridComboBoxExtension.EnumToUInt64(item.Property, gridItem.Value);
if (gridItemValue == 0)
{
gridItem.IsChecked = newValue == 0;
continue;
}
gridItem.IsChecked = (newValue & gridItemValue) == gridItemValue;
}
}
}
}
}
}
}
}
