public static void Ctor_Refresh(RefreshProperties refresh, bool expectedIsDefaultAttribute)
{
var attribute = new RefreshPropertiesAttribute(refresh);
Assert.Equal(refresh, attribute.RefreshProperties);
Assert.Equal(expectedIsDefaultAttribute, attribute.IsDefaultAttribute());
}
public void Equals_Object_ReturnsExpected(RefreshPropertiesAttribute attribute, object other, bool expected)
{
Assert.Equal(expected, attribute.Equals(other));
if (other is RefreshPropertiesAttribute)
{
Assert.Equal(expected, attribute.GetHashCode().Equals(other.GetHashCode()));
}
}
/// <summary>
/// <para>
/// Overrides object's Equals method.
/// </para>
/// </summary>
public override bool Equals(object obj)
{
if (obj == this)
{
return(true);
}
RefreshPropertiesAttribute other = obj as RefreshPropertiesAttribute;
return((other != null) && other.RefreshProperties == RefreshProperties);
}
internal override void EditPropertyValue(PropertyGridView iva)
{
base.EditPropertyValue(iva);
if (!this.IsValueEditable)
{
RefreshPropertiesAttribute attribute = (RefreshPropertiesAttribute)this.propertyInfo.Attributes[typeof(RefreshPropertiesAttribute)];
if ((attribute != null) && !attribute.RefreshProperties.Equals(RefreshProperties.None))
{
this.GridEntryHost.Refresh((attribute != null) && attribute.Equals(RefreshPropertiesAttribute.All));
}
}
}
/// <summary>
/// Invokes the type editor for editing this item.
/// </summary>
internal override void EditPropertyValue(PropertyGridView iva)
{
base.EditPropertyValue(iva);
if (!IsValueEditable)
{
RefreshPropertiesAttribute refreshAttr = (RefreshPropertiesAttribute)propertyInfo.Attributes[typeof(RefreshPropertiesAttribute)];
if ((refreshAttr != null && !refreshAttr.RefreshProperties.Equals(RefreshProperties.None)))
{
this.GridEntryHost.Refresh(refreshAttr != null && refreshAttr.Equals(RefreshPropertiesAttribute.All));
}
}
}
// Determine if two attribute values are equal.
public override bool Equals(Object obj)
{
RefreshPropertiesAttribute other =
(obj as RefreshPropertiesAttribute);
if (other != null)
{
return(refresh == other.refresh);
}
else
{
return(false);
}
}
public override PropertyDescriptorCollection GetWrappedProperties(int id, Attribute[] attributes)
{
int n = 0;
Attribute[] attrs = new Attribute[n + 1];
Attribute[] attrs2 = new Attribute[n + 2];
attrs[n] = new EditorAttribute(typeof(UITypeEditorMathExpression2), typeof(UITypeEditor));
attrs2[n] = new EditorAttribute(typeof(TypeEditorSelectAction), typeof(UITypeEditor));
attrs2[n + 1] = new RefreshPropertiesAttribute(RefreshProperties.All);
return(new PropertyDescriptorCollection(new PropertyDescriptor[] {
new DataValuePropertyDescriptor(this, attrs),
new PropertyDescriptorInlineAction(this, attrs2, "InitAction"),
new PropertyDescriptorInlineAction(this, attrs2, "IncrementAction")
}
));
}
public PropertyDescriptorCollection GetProperties(Attribute[] attributes)
{
List <PropertyDescriptor> pdl = new List <PropertyDescriptor>();
int n = 0;
if (attributes != null)
{
n = attributes.Length;
}
foreach (ExceptionHandler eh in this)
{
Attribute[] attrs;
if (eh.IsDefaultExceptionType)
{
attrs = new Attribute[n + 4];
}
else
{
attrs = new Attribute[n + 3];
}
if (n > 0)
{
attributes.CopyTo(attrs, 0);
}
if (eh.IsDefaultExceptionType)
{
attrs[n] = new DescriptionAttribute("Select a type of exceptions to be handled. Choose type Exception under System namespace for generic exceptions");
attrs[n + 1] = new EditorAttribute(typeof(PropEditorDataType), typeof(UITypeEditor));
attrs[n + 2] = new TypeScopeAttribute(typeof(Exception));
attrs[n + 3] = new RefreshPropertiesAttribute(RefreshProperties.All);
}
else
{
attrs[n] = new DescriptionAttribute(string.Format(CultureInfo.InvariantCulture, "Specify actions for handling exceptions of type {0}", eh.ExceptionType.DisplayName));
attrs[n + 1] = new EditorAttribute(typeof(TypeEditorExceptionHandler), typeof(UITypeEditor));
attrs[n + 2] = new RefreshPropertiesAttribute(RefreshProperties.All);
}
pdl.Add(new PropertyDescriptorExceptionHandler(eh, attrs));
}
return(new PropertyDescriptorCollection(pdl.ToArray()));
}
public PropertyDescriptorCollection GetProperties(Attribute[] attributes)
{
int n = 1;
Attribute[] attrs = new Attribute[4];
if (_scope == null)
{
attrs[0] = new ComponentReferenceSelectorTypeAttribute(typeof(IComponent));
}
else
{
attrs[0] = new ComponentReferenceSelectorTypeAttribute(_scope);
}
attrs[1] = new EditorAttribute(typeof(ComponentReferenceSelector), typeof(UITypeEditor));
attrs[2] = new RefreshPropertiesAttribute(RefreshProperties.All);
attrs[3] = new DescriptionAttribute("Component name");
List <PropertyDescriptor> ps = new List <PropertyDescriptor>();
foreach (string ic in this)
{
Attribute[] attrs0 = new Attribute[4];
if (_scope == null)
{
attrs0[0] = new ComponentReferenceSelectorTypeAttribute(typeof(IComponent));
}
else
{
attrs0[0] = new ComponentReferenceSelectorTypeAttribute(_scope);
}
attrs0[1] = new EditorAttribute(typeof(ComponentReferenceSelector), typeof(UITypeEditor));
attrs0[2] = new RefreshPropertiesAttribute(RefreshProperties.All);
attrs0[3] = new XmlIgnoreAttribute();
PropertyDescriptorComponent p = new PropertyDescriptorComponent(
string.Format(CultureInfo.InvariantCulture, "Item{0}", n), ic, this, attrs0);
ps.Add(p);
n++;
}
ps.Add(new PropertyDescriptorComponent(string.Format(CultureInfo.InvariantCulture, "Item{0}", n), null, this, attrs));
return(new PropertyDescriptorCollection(ps.ToArray()));
}
private object SetPropertyValue(object obj, object objVal, bool reset, string undoText)
{
DesignerTransaction trans = null;
try
{
object oldValue = GetPropertyValueCore(obj);
if (objVal != null && objVal.Equals(oldValue))
{
return(objVal);
}
ClearCachedValues();
IDesignerHost host = DesignerHost;
if (host != null)
{
string text = (undoText == null ? string.Format(SR.PropertyGridSetValue, propertyInfo.Name) : undoText);
trans = host.CreateTransaction(text);
}
// Usually IComponent things are sited and this notification will be
// fired automatically by the PropertyDescriptor. However, for non-IComponent sub objects
// or sub objects that are non-sited sub components, we need to manuall fire
// the notification.
//
bool needChangeNotify = !(obj is IComponent) || ((IComponent)obj).Site == null;
if (needChangeNotify)
{
try
{
if (ComponentChangeService != null)
{
ComponentChangeService.OnComponentChanging(obj, propertyInfo);
}
}
catch (CheckoutException coEx)
{
if (coEx == CheckoutException.Canceled)
{
return(oldValue);
}
throw coEx;
}
}
bool wasExpanded = this.InternalExpanded;
int childCount = -1;
if (wasExpanded)
{
childCount = this.ChildCount;
}
RefreshPropertiesAttribute refreshAttr = (RefreshPropertiesAttribute)propertyInfo.Attributes[typeof(RefreshPropertiesAttribute)];
bool needsRefresh = wasExpanded || (refreshAttr != null && !refreshAttr.RefreshProperties.Equals(RefreshProperties.None));
if (needsRefresh)
{
DisposeChildren();
}
// Determine if this is an event being created, and if so, navigate to the event code
//
EventDescriptor eventDesc = null;
// This is possibly an event. Check it out.
//
if (obj != null && objVal is string)
{
if (eventBindings == null)
{
eventBindings = (IEventBindingService)GetService(typeof(IEventBindingService));
}
if (eventBindings != null)
{
eventDesc = eventBindings.GetEvent(propertyInfo);
}
// For a merged set of properties, the event binding service won't
// find an event. So, we ask type descriptor directly.
//
if (eventDesc == null)
{
// If we have a merged property descriptor, pull out one of
// the elements.
//
object eventObj = obj;
if (propertyInfo is MergePropertyDescriptor && obj is Array)
{
Array objArray = obj as Array;
if (objArray.Length > 0)
{
eventObj = objArray.GetValue(0);
}
}
eventDesc = TypeDescriptor.GetEvents(eventObj)[propertyInfo.Name];
}
}
bool setSuccessful = false;
try
{
if (reset)
{
propertyInfo.ResetValue(obj);
}
else if (eventDesc != null)
{
ViewEvent(obj, (string)objVal, eventDesc, false);
}
else
{ // Not an event
SetPropertyValueCore(obj, objVal, true);
}
setSuccessful = true;
// Now notify the change service that the change was successful.
//
if (needChangeNotify && ComponentChangeService != null)
{
ComponentChangeService.OnComponentChanged(obj, propertyInfo, null, objVal);
}
NotifyParentChange(this);
}
finally
{
// see if we need to refresh the property browser
// 1) if this property has the refreshpropertiesattribute, or
// 2) it's got expanded sub properties
//
if (needsRefresh && this.GridEntryHost != null)
{
RecreateChildren(childCount);
if (setSuccessful)
{
this.GridEntryHost.Refresh(refreshAttr != null && refreshAttr.Equals(RefreshPropertiesAttribute.All));
}
}
}
}
catch (CheckoutException checkoutEx)
{
if (trans != null)
{
trans.Cancel();
trans = null;
}
if (checkoutEx == CheckoutException.Canceled)
{
return(null);
}
throw;
}
catch
{
if (trans != null)
{
trans.Cancel();
trans = null;
}
throw;
}
finally {
if (trans != null)
{
trans.Commit();
}
}
return(obj);
}
public void GetRefreshProperties(RefreshProperties value)
{
var attribute = new RefreshPropertiesAttribute(value);
Assert.Equal(value, attribute.RefreshProperties);
}
public void NameTests(RefreshPropertiesAttribute attribute, RefreshProperties refreshProperties)
{
Assert.Equal(refreshProperties, attribute.RefreshProperties);
}
public void GetRefreshProperties(RefreshProperties value)
{
var attribute = new RefreshPropertiesAttribute(value);
Assert.Equal(value, attribute.RefreshProperties);
}
internal override bool NotifyValueGivenParent(object obj, int type)
{
if (obj is ICustomTypeDescriptor)
{
obj = ((ICustomTypeDescriptor)obj).GetPropertyOwner(propertyInfo);
}
switch (type)
{
case NOTIFY_RESET:
propertyInfo.ResetValue(obj);
if (pvUIItems != null)
{
for (int i = 0; i < pvUIItems.Length; i++)
{
pvUIItems[i].Reset();
}
}
pvUIItems = null;
RefreshPropertiesAttribute refreshAttr = (RefreshPropertiesAttribute)propertyInfo.Attributes[typeof(RefreshPropertiesAttribute)];
if ((refreshAttr != null && !refreshAttr.RefreshProperties.Equals(RefreshProperties.None)))
{
this.GridEntryHost.Refresh(refreshAttr != null && refreshAttr.Equals(RefreshPropertiesAttribute.All));
}
return(false);
case NOTIFY_CAN_RESET:
try {
return(propertyInfo.CanResetValue(obj) || (pvUIItems != null && pvUIItems.Length > 0));
}
catch {
if (this.exceptionConverter == null)
{
// clear the flags
this.Flags = 0;
this.exceptionConverter = new ExceptionConverter();
this.exceptionEditor = new ExceptionEditor();
}
return(false);
}
case NOTIFY_SHOULD_PERSIST:
try{
return(propertyInfo.ShouldSerializeValue(obj));
}
catch {
if (this.exceptionConverter == null)
{
// clear the flags
this.Flags = 0;
this.exceptionConverter = new ExceptionConverter();
this.exceptionEditor = new ExceptionEditor();
}
return(false);
}
case NOTIFY_DBL_CLICK:
case NOTIFY_RETURN:
if (eventBindings == null)
{
eventBindings = (IEventBindingService)GetService(typeof(IEventBindingService));
}
if (eventBindings != null)
{
EventDescriptor descriptor = eventBindings.GetEvent(propertyInfo);
if (descriptor != null)
{
return(ViewEvent(obj, null, null, true));
}
}
break;
}
return(false);
}
public void DefaultProperties_GetRefreshProperties_ReturnsExpected(RefreshPropertiesAttribute attribute, RefreshProperties expectedRefreshProperties, bool expectedIsDefaultAttribute)
{
Assert.Equal(expectedRefreshProperties, attribute.RefreshProperties);
Assert.Equal(expectedIsDefaultAttribute, attribute.IsDefaultAttribute());
}
/// <summary>
/// Function to retrieve any attributes from this property.
/// </summary>
private void GetAttributes()
{
DefaultValueAttribute defaultValue = null;
ReadOnlyAttribute readOnly = null;
RefreshPropertiesAttribute refresh = null;
DescriptionAttribute description = null;
CategoryAttribute category = null;
EditorAttribute editor = null;
TypeConverterAttribute typeConverter = null;
DisplayNameAttribute displayName = null;
foreach (Attribute attribute in _descriptor.Attributes.Cast <Attribute>())
{
if (defaultValue == null)
{
defaultValue = attribute as DefaultValueAttribute;
}
if (readOnly == null)
{
readOnly = attribute as ReadOnlyAttribute;
}
if (refresh == null)
{
refresh = attribute as RefreshPropertiesAttribute;
}
if (description == null)
{
description = attribute as DescriptionAttribute;
}
if (category == null)
{
category = attribute as CategoryAttribute;
}
if (editor == null)
{
editor = attribute as EditorAttribute;
}
if (typeConverter == null)
{
typeConverter = attribute as TypeConverterAttribute;
}
if (displayName == null)
{
displayName = attribute as DisplayNameAttribute;
}
}
if (defaultValue != null)
{
DefaultValue = defaultValue.Value;
}
if (readOnly != null)
{
IsReadOnly = readOnly.IsReadOnly;
}
if (refresh != null)
{
RefreshProperties = refresh.RefreshProperties;
}
if (description != null)
{
Description = description.Description;
}
if (category != null)
{
Category = category.Category;
}
if (editor != null)
{
_editorBase = editor.EditorBaseTypeName;
Editor = editor.EditorTypeName;
}
if (displayName != null)
{
DisplayName = displayName.DisplayName;
}
if (typeConverter != null)
{
Converter = typeConverter.ConverterTypeName;
}
}
private object SetPropertyValue(object obj, object objVal, bool reset, string undoText)
{
DesignerTransaction transaction = null;
try
{
object propertyValueCore = this.GetPropertyValueCore(obj);
if ((objVal != null) && objVal.Equals(propertyValueCore))
{
return(objVal);
}
base.ClearCachedValues();
IDesignerHost designerHost = this.DesignerHost;
if (designerHost != null)
{
string description = (undoText == null) ? System.Windows.Forms.SR.GetString("PropertyGridSetValue", new object[] { this.propertyInfo.Name }) : undoText;
transaction = designerHost.CreateTransaction(description);
}
bool flag = !(obj is IComponent) || (((IComponent)obj).Site == null);
if (flag)
{
try
{
if (this.ComponentChangeService != null)
{
this.ComponentChangeService.OnComponentChanging(obj, this.propertyInfo);
}
}
catch (CheckoutException exception)
{
if (exception != CheckoutException.Canceled)
{
throw exception;
}
return(propertyValueCore);
}
}
bool internalExpanded = this.InternalExpanded;
int oldCount = -1;
if (internalExpanded)
{
oldCount = base.ChildCount;
}
RefreshPropertiesAttribute attribute = (RefreshPropertiesAttribute)this.propertyInfo.Attributes[typeof(RefreshPropertiesAttribute)];
bool flag3 = internalExpanded || ((attribute != null) && !attribute.RefreshProperties.Equals(RefreshProperties.None));
if (flag3)
{
this.DisposeChildren();
}
EventDescriptor eventdesc = null;
if ((obj != null) && (objVal is string))
{
if (this.eventBindings == null)
{
this.eventBindings = (IEventBindingService)this.GetService(typeof(IEventBindingService));
}
if (this.eventBindings != null)
{
eventdesc = this.eventBindings.GetEvent(this.propertyInfo);
}
if (eventdesc == null)
{
object component = obj;
if ((this.propertyInfo is MergePropertyDescriptor) && (obj is Array))
{
Array array = obj as Array;
if (array.Length > 0)
{
component = array.GetValue(0);
}
}
eventdesc = TypeDescriptor.GetEvents(component)[this.propertyInfo.Name];
}
}
bool flag4 = false;
try
{
if (reset)
{
this.propertyInfo.ResetValue(obj);
}
else if (eventdesc != null)
{
this.ViewEvent(obj, (string)objVal, eventdesc, false);
}
else
{
this.SetPropertyValueCore(obj, objVal, true);
}
flag4 = true;
if (flag && (this.ComponentChangeService != null))
{
this.ComponentChangeService.OnComponentChanged(obj, this.propertyInfo, null, objVal);
}
this.NotifyParentChange(this);
}
finally
{
if (flag3 && (this.GridEntryHost != null))
{
base.RecreateChildren(oldCount);
if (flag4)
{
this.GridEntryHost.Refresh((attribute != null) && attribute.Equals(RefreshPropertiesAttribute.All));
}
}
}
return(obj);
}
catch (CheckoutException exception2)
{
if (transaction != null)
{
transaction.Cancel();
transaction = null;
}
if (exception2 != CheckoutException.Canceled)
{
throw;
}
return(null);
}
catch
{
if (transaction != null)
{
transaction.Cancel();
transaction = null;
}
throw;
}
finally
{
if (transaction != null)
{
transaction.Commit();
}
}
return(obj);
}
public void NameTests(RefreshPropertiesAttribute attribute, RefreshProperties refreshProperties)
{
Assert.Equal(refreshProperties, attribute.RefreshProperties);
}