本文整理汇总了C#中System.Windows.FrameworkElement.GetParentVisual方法的典型用法代码示例。如果您正苦于以下问题：C# FrameworkElement.GetParentVisual方法的具体用法？C# FrameworkElement.GetParentVisual怎么用？C# FrameworkElement.GetParentVisual使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Windows.FrameworkElement的用法示例。
在下文中一共展示了FrameworkElement.GetParentVisual方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetModel
/// <summary>
/// Gets the model associated with the specified framework element.
/// This will walk up the parent hierarchy to find a model if the specified
/// element does not have a model.
/// </summary>
/// <param name="element">The element to lookup.</param>
/// <returns>The associated model object if any.</returns>
public static object GetModel(FrameworkElement element)
{
object model = element.GetValue(ModelProperty);
if (model == null) {
element = element.GetParentVisual();
while (element != null) {
model = element.GetValue(ModelProperty);
if (model != null) {
break;
}
element = element.GetParentVisual();
}
}
if (model == null) {
IApplicationIdentity appID = null;
IServiceProvider sp = Application.Current as IServiceProvider;
if (sp != null) {
appID = (IApplicationIdentity)sp.GetService(typeof(IApplicationIdentity));
}
if (appID != null) {
model = appID.Model;
}
}
return model;
}示例2: GetCurrentViewModel
/// <summary>
/// Gets the model associated with the specified framework element.
/// This will walk up the parent hierarchy to find a model if the specified
/// element does not have a model.
/// </summary>
/// <param name="element">The element to lookup.</param>
/// <returns>The associated model object if any.</returns>
public static object GetCurrentViewModel(FrameworkElement element)
{
object model = element.GetValue(ViewModelProperty);
if (model == null) {
element = element.GetParentVisual();
while (element != null) {
model = element.GetValue(ViewModelProperty);
if (model != null) {
break;
}
element = element.GetParentVisual();
}
}
if (model == null) {
IApplicationContext appContext = null;
if (ComponentContainer.Global != null) {
appContext = ComponentContainer.Global.GetObject<IApplicationContext>();
}
if (appContext != null) {
model = appContext.Model;
}
}
return model;
}