mirror of
https://github.com/Hofknecht/SystemTrayMenu.git
synced 2024-09-06 12:42:02 +12:00
88 lines
2.7 KiB
C#
88 lines
2.7 KiB
C#
// <copyright file="WPFExtensions.cs" company="PlaceholderCompany">
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// Copyright (c) PlaceholderCompany. All rights reserved.
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// </copyright>
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//
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// Copyright (c) 2022-2023 Peter Kirmeier
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namespace SystemTrayMenu.Utilities
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{
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using System;
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using System.Globalization;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Threading;
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using Icon = System.Drawing.Icon;
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internal static class WPFExtensions
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{
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internal static void HandleInvoke(this DispatcherObject instance, Action action)
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{
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if (instance!.CheckAccess())
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{
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action();
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}
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else
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{
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instance.Dispatcher.Invoke(action);
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}
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}
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internal static Window GetParentWindow(this ListView listView)
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{
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var parent = VisualTreeHelper.GetParent(listView);
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while (parent is not Window)
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{
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parent = VisualTreeHelper.GetParent(parent);
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}
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return (Window)parent;
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}
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internal static T? FindVisualChildOfType<T>(this DependencyObject depObj, int index = 0)
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where T : DependencyObject
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{
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for (int i = 0; i < VisualTreeHelper.GetChildrenCount(depObj); i++)
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{
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DependencyObject child = VisualTreeHelper.GetChild(depObj, i);
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if (child != null)
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{
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if (child is T validChild)
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{
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if (index-- == 0)
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{
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return validChild;
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}
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continue;
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}
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T? childItem = child.FindVisualChildOfType<T>(index);
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if (childItem != null)
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{
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return childItem;
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}
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}
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}
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return null;
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}
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internal static Point GetRelativeChildPositionTo(this Visual parent, Visual? child)
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{
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return child == null ? new() : child.TransformToAncestor(parent).Transform(new ());
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}
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// TODO: Find and remove any unnecessary convertions
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internal static BitmapSource ToBitmapSource(this Icon icon)
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{
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return (BitmapSource)new IconToImageSourceConverter().Convert(
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icon,
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typeof(BitmapSource),
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null!,
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CultureInfo.InvariantCulture);
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}
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}
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}
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