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annotate MetroWpf/FxRates.UI/Helpers/XamlHelper.cs @ 121:8f94475d3146 tip

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final code
author stevenh7776
date Thu, 31 May 2012 15:35:26 +0100
parents a8b50a087544
children
rev   line source
24
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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1 using System.Windows;
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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2 using System.Windows.Media;
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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3
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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4 namespace FxRates.UI.Helpers
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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5 {
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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6 public static class XamlHelper
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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7 {
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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8 /// <summary>
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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9 /// Finds a parent of a given control/item on the visual tree.
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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10 /// </summary>
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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11 /// <typeparam name="T">Type of Parent</typeparam>
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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12 /// <param name="child">Child whose parent is queried</param>
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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13 /// <returns>Returns the first parent item that matched the type (T), if no match found then it will return null</returns>
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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14 public static T TryFindParent<T>(this DependencyObject child) where T : DependencyObject
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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15 {
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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16 var parentObject = VisualTreeHelper.GetParent(child);
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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17 if (parentObject == null) return null;
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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18 var parent = parentObject as T;
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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19 return parent ?? TryFindParent<T>(parentObject);
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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20 }
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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21 }
a8b50a087544 Stocks and FxRates working, new menu introduced. Working nicely so far
adminsh@apollo
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22 }