public static void SetVirtualizationMode (DependencyObject element, VirtualizationMode mode)
{
if (element == null)
throw new ArgumentNullException ("element");
element.SetValue (VirtualizingStackPanel.VirtualizationModeProperty, mode);
}
/// <summary>Sets the <see cref="P:System.Windows.Controls.VirtualizingPanel.VirtualizationMode" /> attached property on the specified object.</summary>
/// <param name="element">The element on which to set the <see cref="P:System.Windows.Controls.VirtualizingPanel.VirtualizationMode" /> property.</param>
/// <param name="value">One of the enumeration values that specifies whether <paramref name="element" /> uses container recycling.</param>
// Token: 0x06005A16 RID: 23062 RVA: 0x0018D499 File Offset: 0x0018B699
public static void SetVirtualizationMode(DependencyObject element, VirtualizationMode value)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
element.SetValue(VirtualizingPanel.VirtualizationModeProperty, value);
}
public static void SetVirtualizationMode(DependencyObject element, VirtualizationMode mode)
{
NoesisGUI_PINVOKE.VirtualizingPanel_SetVirtualizationMode(DependencyObject.getCPtr(element), (int)mode);
if (NoesisGUI_PINVOKE.SWIGPendingException.Pending)
{
throw NoesisGUI_PINVOKE.SWIGPendingException.Retrieve();
}
}
public static void SetVirtualizationMode(DependencyObject element, VirtualizationMode mode)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
{
NoesisGUI_PINVOKE.VirtualizingPanel_SetVirtualizationMode(DependencyObject.getCPtr(element), (int)mode);
}
}
public static VirtualizationMode GetVirtualizationMode(DependencyObject element)
{
VirtualizationMode ret = (VirtualizationMode)NoesisGUI_PINVOKE.VirtualizingPanel_GetVirtualizationMode(DependencyObject.getCPtr(element));
if (NoesisGUI_PINVOKE.SWIGPendingException.Pending)
{
throw NoesisGUI_PINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public static VirtualizationMode GetVirtualizationMode(DependencyObject element)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
{
VirtualizationMode ret = (VirtualizationMode)NoesisGUI_PINVOKE.VirtualizingPanel_GetVirtualizationMode(DependencyObject.getCPtr(element));
return(ret);
}
}
//
// Helper Methods
//
void RemoveUnusedContainers(int first, int count)
{
IRecyclingItemContainerGenerator generator = ItemContainerGenerator as IRecyclingItemContainerGenerator;
ItemsControl owner = ItemsControl.GetItemsOwner(this);
VirtualizationMode mode = GetVirtualizationMode(this);
CleanUpVirtualizedItemEventArgs args;
int last = first + count - 1;
GeneratorPosition pos;
int item;
//Console.WriteLine ("VSP.RemoveUnusedContainers ({0}, {1});", first, count);
pos = new GeneratorPosition(Children.Count - 1, 0);
while (pos.Index >= 0)
{
item = generator.IndexFromGeneratorPosition(pos);
if (item < first || item > last)
{
//Console.WriteLine ("\tRemoving item[{0}] (child #{1})", item, pos.Index);
args = new CleanUpVirtualizedItemEventArgs(Children[pos.Index], owner.Items[item]);
OnCleanUpVirtualizedItem(args);
if (!args.Cancel)
{
RemoveInternalChildRange(pos.Index, 1);
if (mode == VirtualizationMode.Recycling)
{
generator.Recycle(pos, 1);
}
else
{
generator.Remove(pos, 1);
}
}
}
pos.Index--;
}
}
//
// Helper Methods
//
void RemoveUnusedContainers(int first, int count)
{
IRecyclingItemContainerGenerator generator = ItemContainerGenerator as IRecyclingItemContainerGenerator;
ItemsControl owner = ItemsControl.GetItemsOwner(this);
VirtualizationMode mode = GetVirtualizationMode(this);
int last = first + count - 1;
GeneratorPosition pos;
int item;
//Console.WriteLine ("VSP.RemoveUnusedContainers ({0}, {1});", first, count);
pos = new GeneratorPosition(Children.Count - 1, 0);
while (pos.Index >= 0)
{
item = generator.IndexFromGeneratorPosition(pos);
// Note: we should not remove the child if it is an item of its owner ItemsControl be
// we remove it anyway because ScrollContentPresenter does not properly work with an
// external IScrollInfo which leads to layout issues
if ((item < first || item > last) &&
/*!((IGeneratorHost)owner).IsItemItsOwnContainer(owner.Items[item]) &&*/
NotifyCleanupItem(Children[pos.Index], owner))
{
RemoveInternalChildRange(pos.Index, 1);
if (mode == VirtualizationMode.Recycling &&
!((IGeneratorHost)owner).IsItemItsOwnContainer(owner.Items[item]))
{
generator.Recycle(pos, 1);
}
else
{
generator.Remove(pos, 1);
}
}
pos.Index--;
}
}
/// <summary>
/// Sets the value for <see cref="VirtualizationModeProperty" />.
/// </summary>
/// <param name="element">The element on which to set the value.</param>
/// <param name="value">The desired virtualization mode.</param>
public static void SetVirtualizationMode(DependencyObject element, VirtualizationMode value)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
element.SetValue(VirtualizationModeProperty, value);
}
public static void SetVirtualizationMode(System.Windows.DependencyObject element, VirtualizationMode value)
{
}
public static IntPtr Box_VirtualizationMode(VirtualizationMode val)
{
IntPtr ret = NoesisGUI_PINVOKE.Box_VirtualizationMode((int)val);
return(ret);
}
//
// Summary:
// Sets the System.Windows.Controls.VirtualizationMode on the specified object.
//
// Parameters:
// element:
// The element on which to set the System.Windows.Controls.VirtualizationMode.
//
// value:
// One of the enumeration values that specifies whether element uses container recycling.
//
// Exceptions:
// T:System.ArgumentNullException:
// element is null.
public static void SetVirtualizationMode(DependencyObject element, VirtualizationMode value)
{
element.SetValue(VirtualizationModeProperty, value);
}
public static void SetVirtualizationMode(TabControl source, VirtualizationMode value)
{
source.SetValue(VirtualizationModeProperty, value);
}
public static void SetVirtualizationMode(DependencyObject element, VirtualizationMode mode)
{
NoesisGUI_PINVOKE.VirtualizingPanel_SetVirtualizationMode(DependencyObject.getCPtr(element), (int)mode);
}
public static VirtualizationMode GetVirtualizationMode(DependencyObject element)
{
VirtualizationMode ret = (VirtualizationMode)NoesisGUI_PINVOKE.VirtualizingPanel_GetVirtualizationMode(DependencyObject.getCPtr(element));
return(ret);
}
public static void SetVirtualizationMode(System.Windows.DependencyObject element, VirtualizationMode value)
{
}
public static VirtualizationMode Unbox_VirtualizationMode(IntPtr val)
{
VirtualizationMode ret = (VirtualizationMode)NoesisGUI_PINVOKE.Unbox_VirtualizationMode(val);
return(ret);
}
