/// <summary>
/// Update IsEnabled on properties marked [Optional(..)]
/// </summary>
/// <param name = "propertyViewModel">
/// </param>
private void UpdateOptionalProperties(PropertyViewModel propertyViewModel)
{
foreach (PropertyViewModel prop in propertyMap.Values)
{
var oprop = prop as OptionalPropertyViewModel;
if (oprop == null)
{
continue;
}
if (oprop.OptionalPropertyName == propertyViewModel.PropertyName)
{
if (propertyViewModel.Value is bool)
{
oprop.IsEnabled = (bool)propertyViewModel.Value;
}
}
}
}
/// <summary>
/// Updates the property header and tooltip
/// </summary>
/// <param name = "instanceType">
/// Type of the object being edited
/// </param>
/// <param name = "propertyViewModel">
/// The property viewmodel
/// </param>
private void LocalizePropertyHeader(Type instanceType, PropertyViewModel propertyViewModel)
{
propertyViewModel.Header = GetLocalizedString(instanceType, propertyViewModel.Name);
propertyViewModel.ToolTip = GetLocalizedTooltip(instanceType, propertyViewModel.Name);
// [DisplayName(..)] and [Description(...)] attributes overrides the localized strings
var dna = AttributeHelper.GetFirstAttribute <DisplayNameAttribute>(propertyViewModel.Descriptor);
var da = AttributeHelper.GetFirstAttribute <DescriptionAttribute>(propertyViewModel.Descriptor);
if (dna != null)
{
propertyViewModel.Header = dna.DisplayName;
}
if (da != null)
{
propertyViewModel.ToolTip = da.Description;
}
}
public virtual PropertyViewModel CreateViewModel(object instance, PropertyDescriptor descriptor)
{
PropertyDescriptorCollection pdc = TypeDescriptor.GetProperties(instance);
PropertyViewModel propertyViewModel = null;
string optionalPropertyName;
if (IsOptional(descriptor, out optionalPropertyName))
{
propertyViewModel = new OptionalPropertyViewModel(instance, descriptor, optionalPropertyName, owner);
}
if (IsPassword(descriptor))
{
propertyViewModel = new PasswordPropertyViewModel(instance, descriptor, owner);
}
if (IsResettable(descriptor))
{
propertyViewModel = new ResettablePropertyViewModel(instance, descriptor, owner);
}
if (UsePropertyPattern != null)
{
string usePropertyName = String.Format(UsePropertyPattern, descriptor.Name);
PropertyDescriptor useDescriptor = pdc.Find(usePropertyName, false);
if (useDescriptor != null)
{
propertyViewModel = new OptionalPropertyViewModel(instance, descriptor, useDescriptor, owner);
}
}
bool showHeader;
if (IsWide(descriptor, out showHeader))
{
propertyViewModel = new WidePropertyViewModel(instance, descriptor, showHeader, owner);
}
// If bool properties should be shown as checkbox only (no header label), we create a CheckBoxPropertyViewModel
if (descriptor.PropertyType == typeof(bool) && owner != null && !owner.ShowBoolHeader)
{
propertyViewModel = new CheckBoxPropertyViewModel(instance, descriptor, owner);
}
double min, max, largeChange, smallChange;
double tickFrequency;
bool snapToTicks;
TickPlacement tickPlacement;
if (IsSlidable(descriptor, out min, out max, out largeChange, out smallChange, out tickFrequency,
out snapToTicks, out tickPlacement))
{
propertyViewModel = new SlidablePropertyViewModel(instance, descriptor, owner)
{
SliderMinimum = min,
SliderMaximum = max,
SliderLargeChange = largeChange,
SliderSmallChange = smallChange,
SliderSnapToTicks = snapToTicks,
SliderTickFrequency = tickFrequency,
SliderTickPlacement = tickPlacement
}
}
;
// FilePath
string filter, defaultExtension;
bool useOpenDialog;
if (IsFilePath(descriptor, out filter, out defaultExtension, out useOpenDialog))
{
propertyViewModel = new FilePathPropertyViewModel(instance, descriptor, owner)
{
Filter = filter, DefaultExtension = defaultExtension, UseOpenDialog = useOpenDialog
}
}
;
// DirectoryPath
if (IsDirectoryPath(descriptor))
{
propertyViewModel = new DirectoryPathPropertyViewModel(instance, descriptor, owner);
}
// Default property (using textbox)
if (propertyViewModel == null)
{
var tp = new PropertyViewModel(instance, descriptor, owner);
propertyViewModel = tp;
}
// Check if the AutoUpdatingText attribute is set (this will select the template that has a text binding using UpdateSourceTrigger=PropertyChanged)
if (IsAutoUpdatingText(descriptor))
{
propertyViewModel.AutoUpdateText = true;
}
propertyViewModel.FormatString = GetFormatString(descriptor);
//var ha = AttributeHelper.GetFirstAttribute<HeightAttribute>(descriptor);
//if (ha != null)
// propertyViewModel.Height = ha.Height;
propertyViewModel.Height = GetHeight(descriptor);
propertyViewModel.MaxLength = GetMaxLength(descriptor);
if (propertyViewModel.Height > 0 || IsMultilineText(descriptor))
{
propertyViewModel.AcceptsReturn = true;
propertyViewModel.TextWrapping = TextWrapping.Wrap;
}
var soa = AttributeHelper.GetFirstAttribute <SortOrderAttribute>(descriptor);
if (soa != null)
{
propertyViewModel.SortOrder = soa.SortOrder;
}
if (IsEnabledPattern != null)
{
string isEnabledName = String.Format(IsEnabledPattern, descriptor.Name);
propertyViewModel.IsEnabledDescriptor = pdc.Find(isEnabledName, false);
}
if (IsVisiblePattern != null)
{
string isVisibleName = String.Format(IsVisiblePattern, descriptor.Name);
propertyViewModel.IsVisibleDescriptor = pdc.Find(isVisibleName, false);
}
return(propertyViewModel);
}
public virtual PropertyViewModel CreateViewModel(object instance, PropertyDescriptor descriptor)
{
PropertyDescriptorCollection pdc = TypeDescriptor.GetProperties(instance);
PropertyViewModel propertyViewModel = null;
string optionalPropertyName;
if (IsOptional(descriptor, out optionalPropertyName))
propertyViewModel = new OptionalPropertyViewModel(instance, descriptor, optionalPropertyName, owner);
if (IsPassword(descriptor))
propertyViewModel = new PasswordPropertyViewModel(instance, descriptor, owner);
if (IsResettable(descriptor))
propertyViewModel = new ResettablePropertyViewModel(instance, descriptor, owner);
if (UsePropertyPattern != null)
{
string usePropertyName = String.Format(UsePropertyPattern, descriptor.Name);
PropertyDescriptor useDescriptor = pdc.Find(usePropertyName, false);
if (useDescriptor != null)
propertyViewModel = new OptionalPropertyViewModel(instance, descriptor, useDescriptor, owner);
}
bool showHeader;
if (IsWide(descriptor, out showHeader))
propertyViewModel = new WidePropertyViewModel(instance, descriptor, showHeader, owner);
// If bool properties should be shown as checkbox only (no header label), we create a CheckBoxPropertyViewModel
if (descriptor.PropertyType == typeof(bool) && owner != null && !owner.ShowBoolHeader)
propertyViewModel = new CheckBoxPropertyViewModel(instance, descriptor, owner);
double min, max, largeChange, smallChange;
double tickFrequency;
bool snapToTicks;
TickPlacement tickPlacement;
if (IsSlidable(descriptor, out min, out max, out largeChange, out smallChange, out tickFrequency,
out snapToTicks, out tickPlacement))
propertyViewModel = new SlidablePropertyViewModel(instance, descriptor, owner)
{
SliderMinimum = min,
SliderMaximum = max,
SliderLargeChange = largeChange,
SliderSmallChange = smallChange,
SliderSnapToTicks = snapToTicks,
SliderTickFrequency = tickFrequency,
SliderTickPlacement = tickPlacement
};
// FilePath
string filter, defaultExtension;
bool useOpenDialog;
if (IsFilePath(descriptor, out filter, out defaultExtension, out useOpenDialog))
propertyViewModel = new FilePathPropertyViewModel(instance, descriptor, owner) { Filter = filter, DefaultExtension = defaultExtension, UseOpenDialog = useOpenDialog };
// DirectoryPath
if (IsDirectoryPath(descriptor))
propertyViewModel = new DirectoryPathPropertyViewModel(instance, descriptor, owner);
// Default property (using textbox)
if (propertyViewModel == null)
{
var tp = new PropertyViewModel(instance, descriptor, owner);
propertyViewModel = tp;
}
// Check if the AutoUpdatingText attribute is set (this will select the template that has a text binding using UpdateSourceTrigger=PropertyChanged)
if (IsAutoUpdatingText(descriptor))
propertyViewModel.AutoUpdateText = true;
propertyViewModel.FormatString = GetFormatString(descriptor);
//var ha = AttributeHelper.GetFirstAttribute<HeightAttribute>(descriptor);
//if (ha != null)
// propertyViewModel.Height = ha.Height;
propertyViewModel.Height = GetHeight(descriptor);
propertyViewModel.MaxLength = GetMaxLength(descriptor);
if (propertyViewModel.Height > 0 || IsMultilineText(descriptor))
{
propertyViewModel.AcceptsReturn = true;
propertyViewModel.TextWrapping = TextWrapping.Wrap;
}
var soa = AttributeHelper.GetFirstAttribute<SortOrderAttribute>(descriptor);
if (soa != null)
propertyViewModel.SortOrder = soa.SortOrder;
if (IsEnabledPattern != null)
{
string isEnabledName = String.Format(IsEnabledPattern, descriptor.Name);
propertyViewModel.IsEnabledDescriptor = pdc.Find(isEnabledName, false);
}
if (IsVisiblePattern != null)
{
string isVisibleName = String.Format(IsVisiblePattern, descriptor.Name);
propertyViewModel.IsVisibleDescriptor = pdc.Find(isVisibleName, false);
}
return propertyViewModel;
}
private DataTemplate FindDataTemplate(PropertyViewModel propertyViewModel, FrameworkElement element)
{
Type propertyType = propertyViewModel.PropertyType;
if (Nullable.GetUnderlyingType(propertyType) != null)
{
propertyType = Nullable.GetUnderlyingType(propertyType);
}
// Try to find a template for the given type
var template = TryToFindDataTemplate(element, propertyType);
if (template != null)
{
return(template);
}
// DataTemplates for enum types
if (propertyType.BaseType == typeof(Enum))
{
var rba = propertyViewModel.Descriptor.Attributes[typeof(RadioButtonsAttribute)] as RadioButtonsAttribute;
int nValues = Enum.GetValues(propertyType).FilterOnBrowsableAttribute().Count;
if (rba != null)
{
if (rba.UseRadioButtons)
{
nValues = Owner.EnumAsRadioButtonsLimit;
}
else
{
nValues = Owner.EnumAsRadioButtonsLimit + 1;
}
}
if (nValues > Owner.EnumAsRadioButtonsLimit)
{
template = TryToFindDataTemplate(element, "ComboBoxEnumTemplate");
}
else
{
template = TryToFindDataTemplate(element, "RadioButtonsEnumTemplate");
}
if (template != null)
{
return(template);
}
}
// Try to find a template for the base type
while (propertyType.BaseType != null)
{
propertyType = propertyType.BaseType;
template = TryToFindDataTemplate(element, propertyType);
if (template != null)
{
return(template);
}
}
// If the Slidable attribute is set, use the 'sliderBox' template
if (propertyViewModel is SlidablePropertyViewModel)
{
template = TryToFindDataTemplate(element, "SliderBoxTemplate");
if (template != null)
{
return(template);
}
}
if (propertyViewModel is FilePathPropertyViewModel)
{
template = TryToFindDataTemplate(element, "FilePathTemplate");
if (template != null)
{
return(template);
}
}
if (propertyViewModel is DirectoryPathPropertyViewModel)
{
template = TryToFindDataTemplate(element, "DirectoryPathTemplate");
if (template != null)
{
return(template);
}
}
if (propertyViewModel is PasswordPropertyViewModel)
{
template = TryToFindDataTemplate(element, "PasswordTemplate");
if (template != null)
{
return(template);
}
}
// Use the default template (TextBox)
if (propertyViewModel.AutoUpdateText)
{
template = TryToFindDataTemplate(element, "DefaultTemplateAutoUpdate");
}
else
{
template = TryToFindDataTemplate(element, "DefaultTemplate");
}
return(template);
}
/// <summary>
/// Update IsEnabled on properties marked [Optional(..)]
/// </summary>
/// <param name = "propertyViewModel">
/// </param>
private void UpdateOptionalProperties(PropertyViewModel propertyViewModel)
{
foreach (PropertyViewModel prop in propertyMap.Values)
{
var oprop = prop as OptionalPropertyViewModel;
if (oprop == null)
{
continue;
}
if (oprop.OptionalPropertyName == propertyViewModel.PropertyName)
{
if (propertyViewModel.Value is bool)
{
oprop.IsEnabled = (bool)propertyViewModel.Value;
}
}
}
}
/// <summary>
/// Updates the property header and tooltip
/// </summary>
/// <param name = "instanceType">
/// Type of the object being edited
/// </param>
/// <param name = "propertyViewModel">
/// The property viewmodel
/// </param>
private void LocalizePropertyHeader(Type instanceType, PropertyViewModel propertyViewModel)
{
propertyViewModel.Header = GetLocalizedString(instanceType, propertyViewModel.Name);
propertyViewModel.ToolTip = GetLocalizedTooltip(instanceType, propertyViewModel.Name);
// [DisplayName(..)] and [Description(...)] attributes overrides the localized strings
var dna = AttributeHelper.GetFirstAttribute<DisplayNameAttribute>(propertyViewModel.Descriptor);
var da = AttributeHelper.GetFirstAttribute<DescriptionAttribute>(propertyViewModel.Descriptor);
if (dna != null)
{
propertyViewModel.Header = dna.DisplayName;
}
if (da != null)
{
propertyViewModel.ToolTip = da.Description;
}
}
/// <summary>
/// The find data template.
/// </summary>
/// <param name="propertyViewModel">
/// The property view model.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <returns>
/// </returns>
private DataTemplate FindDataTemplate(PropertyViewModel propertyViewModel, FrameworkElement element)
{
Type propertyType = propertyViewModel.PropertyType;
if (Nullable.GetUnderlyingType(propertyType) != null)
{
propertyType = Nullable.GetUnderlyingType(propertyType);
}
// Try to find a template for the given type
var template = TryToFindDataTemplate(element, propertyType);
if (template != null)
{
return template;
}
// DataTemplates for enum types
if (propertyType.BaseType == typeof(Enum))
{
var rba =
propertyViewModel.Descriptor.Attributes[typeof(RadioButtonsAttribute)] as RadioButtonsAttribute;
int nValues = Enum.GetValues(propertyType).FilterOnBrowsableAttribute().Count;
if (rba != null)
{
nValues = this.Owner.EnumAsRadioButtonsLimit;
}
if (nValues > this.Owner.EnumAsRadioButtonsLimit)
{
template = TryToFindDataTemplate(element, "ComboBoxEnumTemplate");
}
else
{
template = TryToFindDataTemplate(element, "RadioButtonsEnumTemplate");
}
if (template != null)
{
return template;
}
}
// Try to find a template for the base type
while (propertyType.BaseType != null)
{
propertyType = propertyType.BaseType;
template = TryToFindDataTemplate(element, propertyType);
if (template != null)
{
return template;
}
}
// If the Slidable attribute is set, use the 'sliderBox' template
if (propertyViewModel is SlidablePropertyViewModel)
{
template = TryToFindDataTemplate(element, "SliderBoxTemplate");
if (template != null)
{
return template;
}
}
if (propertyViewModel is FilePathPropertyViewModel)
{
template = TryToFindDataTemplate(element, "FilePathTemplate");
if (template != null)
{
return template;
}
}
if (propertyViewModel is DirectoryPathPropertyViewModel)
{
template = TryToFindDataTemplate(element, "DirectoryPathTemplate");
if (template != null)
{
return template;
}
}
if (propertyViewModel is PasswordPropertyViewModel)
{
template = TryToFindDataTemplate(element, "PasswordTemplate");
if (template != null)
{
return template;
}
}
// Use the default template (TextBox)
if (propertyViewModel.AutoUpdateText)
{
template = TryToFindDataTemplate(element, "DefaultTemplateAutoUpdate");
}
else
{
template = TryToFindDataTemplate(element, "DefaultTemplate");
}
return template;
}
