60 lines
1.5 KiB
C#
60 lines
1.5 KiB
C#
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/*
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* Copyright (c) 2017 ETH Zürich, Educational Development and Technology (LET)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Documents;
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using System.Windows.Markup;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using SafeExamBrowser.Contracts.Configuration;
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namespace SafeExamBrowser.UserInterface.Classic.Utilities
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{
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internal static class IconResourceLoader
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{
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internal static UIElement Load(IIconResource resource)
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{
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try
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{
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if (resource.IsBitmapResource)
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{
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return LoadBitmapResource(resource);
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}
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else if (resource.IsXamlResource)
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{
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return LoadXamlResource(resource);
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}
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}
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catch (Exception)
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{
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return new TextBlock(new Run("X") { Foreground = Brushes.Red, FontWeight = FontWeights.Bold });
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}
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throw new NotSupportedException($"Application icon resource of type '{resource.GetType()}' is not supported!");
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}
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private static UIElement LoadBitmapResource(IIconResource resource)
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{
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return new Image
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{
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Source = new BitmapImage(resource.Uri)
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};
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}
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private static UIElement LoadXamlResource(IIconResource resource)
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{
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using (var stream = Application.GetResourceStream(resource.Uri)?.Stream)
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{
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return XamlReader.Load(stream) as UIElement;
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}
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}
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}
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}
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