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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
namespace FLY.ControlLibrary
{
public static class COMMON
{
public static Window GetWindow(DependencyObject dobj)
{
return GetParent<Window>(dobj);
//DependencyObject dobj_window = dobj;
////一直向上找，直到找到window
//do
//{
// if (dobj_window is Window)
// {
// break;
// }
// dobj_window = System.Windows.Media.VisualTreeHelper.GetParent(dobj_window);
//} while (dobj_window != null);
//return dobj_window as Window;
}
public static T GetParent<T>(DependencyObject dobj) where T : DependencyObject
{
//一直向上找，直到找到window
do
{
if (dobj is T)
{
break;
}
dobj = System.Windows.Media.VisualTreeHelper.GetParent(dobj);
} while (dobj != null);
return (T)dobj;
}
/// <summary>
/// 获取 DataContext
/// </summary>
/// <param name="dobj"></param>
/// <returns></returns>
public static object GetDataContext(DependencyObject dobj)
{
object dataContext = null;
do
{
if (dobj is FrameworkElement)
{
dataContext = (dobj as FrameworkElement).DataContext;
if (dataContext != null)
{
break;
}
}
dobj = System.Windows.Media.VisualTreeHelper.GetParent(dobj);
} while (dobj != null);
return dataContext;
}
public static T GetParent<T>(DependencyObject dobj, string name) where T : FrameworkElement
{
do
{
if ((dobj is T) && (((T)dobj).Name == name))
{
break;
}
dobj = System.Windows.Media.VisualTreeHelper.GetParent(dobj);
} while (dobj != null);
return (T)dobj;
}
}
}