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XamlDirect.ClearCollection(IXamlDirectObject) 方法

  • 參考

定義

命名空間:
Windows.UI.Xaml.Core.Direct
編輯

從指定的 IXamlDirectObject 集合中移除所有專案。

public:
 virtual void ClearCollection(IXamlDirectObject ^ xamlDirectObject) = ClearCollection;
void ClearCollection(IXamlDirectObject const& xamlDirectObject);
public void ClearCollection(IXamlDirectObject xamlDirectObject);
function clearCollection(xamlDirectObject)
Public Sub ClearCollection (xamlDirectObject As IXamlDirectObject)

參數

xamlDirectObject
IXamlDirectObject

參考特定的 IXamlDirectObject 集合。

範例

下列範例示範如何新增 以使用 ClearCollection 方法來清除指定的 IXamlDirectObject所指向的集合。

XamlDirect xd = XamlDirect.GetDefault();

IXamlDirectObject relativePanel = xd.CreateInstance(XamlTypeIndex.RelativePanel);

IXamlDirectObject childrenCollection = xd.GetXamlDirectObjectProperty(relativePanel, XamlPropertyIndex.Panel_Children);

IXamlDirectObject button = xd.CreateInstance(XamlTypeIndex.Button);
xd.AddToCollection(childrenCollection, button);

xd.ClearCollection(childrenCollection);

XamlDirect^ xd = XamlDirect::GetDefault();

IXamlDirectObject^ relativePanel = xd->CreateInstance(XamlTypeIndex::RelativePanel);

IXamlDirectObject^ childrenCollection = xd->GetXamlDirectObjectProperty(relativePanel, XamlPropertyIndex::Panel_Children);

IXamlDirectObject^ button = xd->CreateInstance(XamlTypeIndex::Button);
xd->AddToCollection(childrenCollection, button);

xd->ClearCollection(childrenCollection);

適用於

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