//</SnippetResourceProceduralGet>
void WrapsAroundDOTCode()
{
//<SnippetDOTFromSystemType>
DependencyObjectType dt =
DependencyObjectType.FromSystemType(typeof(Window));
//</SnippetDOTFromSystemType>
}
public void TestCache()
{
DependencyObjectType t = DependencyObjectType.FromSystemType(typeof(TestDepObj));
DependencyObjectType t2 = DependencyObjectType.FromSystemType(typeof(TestDepObj));
Assert.AreSame(t, t2);
}
protected override void OnApply(DependencyProperty dp, Type targetType)
{
doType = DependencyObjectType.FromSystemType(targetType);
propertyChangedCallbackInternal = PropertyChangedCallback;
PropertyChangedCallback = OnPropertyChanged;
base.OnApply(dp, targetType);
}
public void IsInstanceOfType()
{
DependencyObjectType t = DependencyObjectType.FromSystemType(typeof(TestDepObj));
DependencyObjectType t2 = DependencyObjectType.FromSystemType(typeof(TestSubclass));
Assert.IsTrue(t.IsInstanceOfType(new TestSubclass()));
Assert.IsTrue(t2.IsSubclassOf(t));
Assert.IsFalse(t.IsSubclassOf(t2));
}
public static void SetDefaultValue <TForClass>(this DependencyProperty property, object value)
where TForClass : DependencyObject
{
if (value == null)
{
if (property.PropertyType.IsValueType)
{
throw new ArgumentException("The new default value cannot be null.");
}
}
else
{
if (!property.PropertyType.IsInstanceOfType(value))
{
throw new ArgumentException("The new default value is not a valid type.");
}
}
PropertyMetadata newPmd;
PropertyMetadata pmd = property.GetMetadata(DependencyObjectType.FromSystemType(typeof(TForClass).BaseType ?? typeof(object)));
if (pmd is FrameworkPropertyMetadata)
{
FrameworkPropertyMetadata fpmd = pmd as FrameworkPropertyMetadata;
newPmd = new FrameworkPropertyMetadata()
{
IsAnimationProhibited = fpmd.IsAnimationProhibited,
DefaultUpdateSourceTrigger = fpmd.DefaultUpdateSourceTrigger,
AffectsRender = fpmd.AffectsRender,
AffectsMeasure = fpmd.AffectsMeasure,
AffectsArrange = fpmd.AffectsArrange,
AffectsParentMeasure = fpmd.AffectsParentMeasure,
AffectsParentArrange = fpmd.AffectsParentArrange,
BindsTwoWayByDefault = fpmd.BindsTwoWayByDefault,
Inherits = fpmd.Inherits,
IsNotDataBindable = fpmd.IsNotDataBindable,
Journal = fpmd.Journal,
OverridesInheritanceBehavior = fpmd.OverridesInheritanceBehavior,
SubPropertiesDoNotAffectRender = fpmd.SubPropertiesDoNotAffectRender
};
}
else
{
newPmd = new PropertyMetadata();
}
if (pmd != null)
{
newPmd.CoerceValueCallback = pmd.CoerceValueCallback;
newPmd.PropertyChangedCallback = pmd.PropertyChangedCallback;
}
newPmd.DefaultValue = value;
property.OverrideMetadata(typeof(TForClass), newPmd);
}
public void Accessors()
{
DependencyObjectType t = DependencyObjectType.FromSystemType(typeof(TestDepObj));
Assert.AreEqual("TestDepObj", t.Name);
Assert.AreEqual(typeof(TestDepObj), t.SystemType);
Assert.AreEqual(typeof(DependencyObject), t.BaseType.SystemType);
// we can't test the Id field's value, as it's
// not guaranteed to be anything in
// particular.
}
static AnimatedImage()
{
dependencyType = DependencyObjectType.FromSystemType(typeOfThis);
}
/// <summary>
/// Initializes the <see cref="SeriesPoint"/> class.
/// </summary>
static SeriesPoint()
{
dependencyType = DependencyObjectType.FromSystemType(typeOfThis);
}
/// <summary>
/// Initializes the <see cref="Chart"/> class.
/// </summary>
static Chart()
{
DefaultStyleKeyProperty.OverrideMetadata(typeof(Chart), new FrameworkPropertyMetadata(typeof(Chart)));
dependencyType = DependencyObjectType.FromSystemType(typeOfThis);
}
public bool Filter(PropertyDescriptor property)
{
if (this.element == null)
{
return(true);
}
// Filter the 20 stylistic set properties that I've never seen used.
if (property.Name.Contains("Typography.StylisticSet"))
{
return(false);
}
AttachedPropertyBrowsableForChildrenAttribute attachedPropertyForChildren = (AttachedPropertyBrowsableForChildrenAttribute)property.Attributes[typeof(AttachedPropertyBrowsableForChildrenAttribute)];
AttachedPropertyBrowsableForTypeAttribute attachedPropertyForType = (AttachedPropertyBrowsableForTypeAttribute)property.Attributes[typeof(AttachedPropertyBrowsableForTypeAttribute)];
AttachedPropertyBrowsableWhenAttributePresentAttribute attachedPropertyForAttribute = (AttachedPropertyBrowsableWhenAttributePresentAttribute)property.Attributes[typeof(AttachedPropertyBrowsableWhenAttributePresentAttribute)];
if (attachedPropertyForChildren != null)
{
DependencyPropertyDescriptor dpd = DependencyPropertyDescriptor.FromProperty(property);
if (dpd == null)
{
return(false);
}
FrameworkElement element = this.element;
do
{
element = element.Parent as FrameworkElement;
if (element != null && dpd.DependencyProperty.OwnerType.IsInstanceOfType(element))
{
return(true);
}
}while (attachedPropertyForChildren.IncludeDescendants && element != null);
return(false);
}
else if (attachedPropertyForType != null)
{
// when using [AttachedPropertyBrowsableForType(typeof(IMyInterface))] and IMyInterface is not a DependencyObject, Snoop crashes.
// see http://snoopwpf.codeplex.com/workitem/6712
if (attachedPropertyForType.TargetType.IsSubclassOf(typeof(DependencyObject)))
{
DependencyObjectType doType = DependencyObjectType.FromSystemType(attachedPropertyForType.TargetType);
if (doType != null && doType.IsInstanceOfType(this.element))
{
return(true);
}
}
return(false);
}
else if (attachedPropertyForAttribute != null)
{
Attribute dependentAttribute = TypeDescriptor.GetAttributes(this.target)[attachedPropertyForAttribute.AttributeType];
if (dependentAttribute != null)
{
return(!dependentAttribute.IsDefaultAttribute());
}
return(false);
}
return(true);
}
/// <summary>
/// Texts the box.
/// </summary>
static NumericTextBox()
{
dependencyType = DependencyObjectType.FromSystemType(typeOfThis);
}
/// <summary>
/// Initializes the <see cref="LineSeries2D"/> class.
/// </summary>
static LineSeries2D()
{
dependencyType = DependencyObjectType.FromSystemType(typeOfThis);
}
protected void MouseBtnClicked(object sender, CountedClickEventArgs e)
{
//CountedClickEventArgs e = _clickCounter.Args;// BtnArgs;
DependencyObject obj = e.MouseBtnArgs.OriginalSource as DependencyObject;
if (obj.DependencyObjectType.IsSubclassOf(DependencyObjectType.FromSystemType(typeof(UIElement))))
{
// if (obj.DependencyObjectType.IsSubclassOf(DependencyObjectType.FromSystemType(typeof(Shape)))) { return; }
}
else
{
return;
}
MouseButtonEventArgs mbe = e.MouseBtnArgs as MouseButtonEventArgs;
ListBox view = (e.Sender as ListBox);
ListRow row = view.SelectedItem as ListRow;
ListRowClickEventArgs arg = new ListRowClickEventArgs();
try
{
arg.ListObj = view;
arg.ListRowItem = view.SelectedItem as ListRow;
arg.rowIndex = Rows.IndexOf(arg.ListRowItem);
arg.colIndex = (arg.ListRowItem == null) ? -1 : (arg.ListRowItem.IndexOf(e.MouseBtnArgs.OriginalSource as UIElement));
if (arg.rowIndex < 0 || arg.colIndex < 0)
{
if (ListRow.ActivatedRow != null)
{
ListRow.DeActivate();
}
return;
}
}
catch (Exception ex)
{
throw ex;
}
if (row == null)
{
return;
}
//try
{
if (e.Count == 1)
{
if (ActionOnClicked == Actions.CheckBoxChecked)
{
rowCheckboxClicked(row);
}
else if (ActionOnClicked == Actions.Modify)
{
if (_editables[arg.colIndex])
{
row.setModifyMode(arg.colIndex);
}
}
if (E_ListRowClicked != null)
{
E_ListRowClicked(e.Sender, arg);
}
}
else if (e.Count == 2)
{
if (ActionOnDoubleClicked == Actions.CheckBoxChecked)
{
rowCheckboxClicked(row);
}
else if (ActionOnDoubleClicked == Actions.Modify)
{
if (_editables[arg.colIndex])
{
row.setModifyMode(arg.colIndex);
}
}
if (E_ListRowDoubleClicked != null)
{
E_ListRowDoubleClicked(e.Sender, arg);
}
}
}
//catch (Exception ex)
{
// throw ex;
}
BeforeClickedRow = row.Index;
}
public void ReleaseSelection()
{
//try
{
foreach (ListRow row in Rows)
{
row.Selected = false;
}
IsSelected = false;
_selectedItems.Clear();
UIElement aChild = null;
if (Rows.Count > 0 && Rows[0].Count > 0)
{
aChild = Rows[0][0] as UIElement;
}
if (aChild == null)
{
return;
}
ListBoxItem item = WpfFinder.getParentFromTemplate(aChild, DependencyObjectType.FromSystemType(typeof(ListBoxItem))) as ListBoxItem;
if (item == null)
{
return;
}
item.IsSelected = false;
ListBox view = LogicalTreeHelper.GetParent(item) as ListBox;
DependencyObject obj = VisualTreeHelper.GetParent(item);
while (obj != null)
{
if (obj is ListBox || obj is ListView)
{
view = obj as ListView;
break;
}
obj = VisualTreeHelper.GetParent(obj);
}
if (view == null)
{
return;
}
//DataTemplate template = this.ContentTemplateSelector.SelectTemplate(this, this);
view.SelectionMode = System.Windows.Controls.SelectionMode.Single;
view.SelectionMode = System.Windows.Controls.SelectionMode.Extended;
view.SelectedItem = null;
view.SelectedItems.Clear();
view.SelectedIndex = -1;
view.SelectedValue = null;
foreach (ListRow row in view.Items)
{
row.Selected = false;
}
IsSelected = false;
}
//catch(Exception e) {
// throw e;
//}
}
public static bool Filter(object target, PropertyDescriptor property)
{
var frameworkElement = target as FrameworkElement;
if (frameworkElement is null)
{
return(true);
}
var attachedPropertyForChildren = (AttachedPropertyBrowsableForChildrenAttribute)property.Attributes[typeof(AttachedPropertyBrowsableForChildrenAttribute)];
if (attachedPropertyForChildren is not null)
{
var dpd = DependencyPropertyDescriptor.FromProperty(property);
if (dpd is null)
{
return(false);
}
var currentElement = frameworkElement;
do
{
currentElement = currentElement.Parent as FrameworkElement;
if (currentElement is not null &&
dpd.DependencyProperty.OwnerType.IsInstanceOfType(currentElement))
{
return(true);
}
}while (attachedPropertyForChildren.IncludeDescendants && currentElement is not null);
return(false);
}
var attachedPropertyForType = (AttachedPropertyBrowsableForTypeAttribute)property.Attributes[typeof(AttachedPropertyBrowsableForTypeAttribute)];
if (attachedPropertyForType is not null)
{
// when using [AttachedPropertyBrowsableForType(typeof(IMyInterface))] and IMyInterface is not a DependencyObject, Snoop crashes.
// see http://snoopwpf.codeplex.com/workitem/6712
if (typeof(DependencyObject).IsAssignableFrom(attachedPropertyForType.TargetType))
{
var doType = DependencyObjectType.FromSystemType(attachedPropertyForType.TargetType);
if (doType is not null &&
doType.IsInstanceOfType(frameworkElement))
{
return(true);
}
}
return(false);
}
var attachedPropertyForAttribute = (AttachedPropertyBrowsableWhenAttributePresentAttribute)property.Attributes[typeof(AttachedPropertyBrowsableWhenAttributePresentAttribute)];
if (attachedPropertyForAttribute is not null)
{
var dependentAttribute = TypeDescriptor.GetAttributes(target)[attachedPropertyForAttribute.AttributeType];
if (dependentAttribute is not null)
{
return(!dependentAttribute.IsDefaultAttribute());
}
return(false);
}
return(true);
}
