/// <summary>
/// Edits the value of the specified object.
/// </summary>
/// <param name="context">An <see cref="ITypeDescriptorContext"/> that can be used to gain
/// additional context information.</param>
/// <param name="provider">An <see cref="IServiceProvider"/> that this editor can use to obtain services.</param>
/// <param name="value">The object to edit.</param>
/// <returns>The new value of the object. If the value of the object has not changed, this should return the same object it was passed.</returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
var baseTypeAttribute = GetBaseTypeAttribute(context);
var constraint =
new TypeBuildNodeConstraint(
baseTypeAttribute.BaseType,
baseTypeAttribute.ConfigurationType,
baseTypeAttribute.TypeSelectorIncludes);
var model = new TypeBrowserViewModel(constraint, provider);
var window =
new TypeBrowser(model, (IAssemblyDiscoveryService)provider.GetService(typeof(IAssemblyDiscoveryService)));
var service = (IUIServiceWpf)provider.GetService(typeof(IUIServiceWpf));
if (service != null)
{
service.ShowDialog(window);
}
else
{
window.ShowDialog();
}
if (window.DialogResult.HasValue && window.DialogResult.Value)
{
return window.SelectedType != null ? window.SelectedType.AssemblyQualifiedName : null;
}
return value;
}
/// <summary>
/// Edits the value of the specified object.
/// </summary>
/// <param name="context">An <see cref="ITypeDescriptorContext"/> that can be used to gain
/// additional context information.</param>
/// <param name="provider">An <see cref="IServiceProvider"/> that this editor can use to obtain services.</param>
/// <param name="value">The object to edit.</param>
/// <returns>The new value of the object. If the value of the object has not changed, this should return the same object it was passed.</returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
var baseTypeAttribute = GetBaseTypeAttribute(context);
var constraint =
new TypeBuildNodeConstraint(
baseTypeAttribute.BaseType,
baseTypeAttribute.ConfigurationType,
baseTypeAttribute.TypeSelectorIncludes);
var model = new TypeBrowserViewModel(constraint, provider);
var window =
new TypeBrowser(model, (IAssemblyDiscoveryService)provider.GetService(typeof(IAssemblyDiscoveryService)));
var service = (IUIServiceWpf)provider.GetService(typeof(IUIServiceWpf));
if (service != null)
{
service.ShowDialog(window);
}
else
{
window.ShowDialog();
}
if (window.DialogResult.HasValue && window.DialogResult.Value)
{
return(window.SelectedType != null ? window.SelectedType.AssemblyQualifiedName : null);
}
return(value);
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target) {
switch (connectionId)
{
case 1:
this.Browser = ((Microsoft.Practices.EnterpriseLibrary.Configuration.Design.ComponentModel.Editors.TypeBrowser)(target));
return;
case 2:
this.AddFromGac = ((System.Windows.Controls.Button)(target));
#line 22 "..\..\..\..\..\ComponentModel\Editors\TypeBrowser\TypeBrowser.xaml"
this.AddFromGac.Click += new System.Windows.RoutedEventHandler(this.AddFromGac_Click);
#line default
#line hidden
return;
case 3:
this.AddFromFile = ((System.Windows.Controls.Button)(target));
#line 33 "..\..\..\..\..\ComponentModel\Editors\TypeBrowser\TypeBrowser.xaml"
this.AddFromFile.Click += new System.Windows.RoutedEventHandler(this.AddFromFile_Click);
#line default
#line hidden
return;
case 4:
this.Cancel = ((System.Windows.Controls.Button)(target));
return;
case 5:
this.Ok = ((System.Windows.Controls.Button)(target));
#line 54 "..\..\..\..\..\ComponentModel\Editors\TypeBrowser\TypeBrowser.xaml"
this.Ok.Click += new System.Windows.RoutedEventHandler(this.Ok_Click);
#line default
#line hidden
return;
case 6:
this.TypeName = ((System.Windows.Controls.TextBox)(target));
return;
case 7:
this.TypesTree = ((System.Windows.Controls.TreeView)(target));
return;
}
this._contentLoaded = true;
}
/// <summary>
/// Retrieves and returns the selected type from the user.
/// </summary>
/// <param name="selectedType">The type to select in the type selection dialog.</param>
/// <param name="baseType">The base type (class or interface) from which the constrained type should derive.</param>
/// <param name="selectorIncludes">Indicates the types that can be browsed.</param>
/// <param name="configurationType">The base type from which a type specified by the
/// <see cref="Microsoft.Practices.EnterpriseLibrary.Common.Configuration.ConfigurationElementTypeAttribute"/>
/// bound to the constrained type should derive, or <see langword="null"/> if no such constraint is necessary.
/// </param>
/// <returns>
/// The selected <see cref="Type"/> or <see langword="null"/> if not type is selected.
/// </returns>
protected virtual Type GetSelectedType(Type selectedType, Type baseType, TypeSelectorIncludes selectorIncludes, Type configurationType)
{
var viewModel = new TypeBrowserViewModel(new TypeBuildNodeConstraint(baseType, configurationType, selectorIncludes), this);
var selector = new TypeBrowser(viewModel, this.discoveryService);
Nullable<bool> result = false;
if (this.UIService != null)
{
result = UIService.ShowDialog(selector);
}
else
{
result = selector.ShowDialog();
}
if (result.HasValue && result.Value)
{
return selector.SelectedType;
}
return null;
}
