[英]WPF mahapps in a UserControl throws exception Cannot locate resource 'styles/colors.xaml'
如果我在應用程序中使用示例代碼,但一切正常,但是我需要在UserControl中使用它,但由於它將進入其他人的框架,所以我將無法訪問App.Xaml:
<UserControl x:Class="MyAssembly.Views.MyPanel"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:Controls="clr-namespace:MahApps.Metro.Controls;assembly=MahApps.Metro"
mc:Ignorable="d"
d:DesignHeight="600" d:DesignWidth="300">
<UserControl.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Colors.xaml" />
<ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Fonts.xaml" />
<ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Controls.xaml" />
<ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Accents/Blue.xaml" />
<ResourceDictionary Source="pack://application:,,,/MahApps.Metro;component/Styles/Accents/BaseLight.xaml" />
</ResourceDictionary.MergedDictionaries>
</ResourceDictionary>
</UserControl.Resources>
<Grid>
<ScrollViewer Height="90" Width="120" VerticalScrollBarVisibility="Auto" HorizontalScrollBarVisibility="Auto">
<StackPanel>
<TextBlock Text="Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor "/>
<TextBlock Text="incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud "/>
<TextBlock Text="exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure"/>
<TextBlock Text="dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. "/>
<TextBlock Text="Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit"/>
<TextBlock Text="Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit"/>
</StackPanel>
</ScrollViewer>
</Grid>
</UserControl>
上面的代碼拋出的異常看起來像(不是全部,但應該足夠了):
Set property 'System.Windows.ResourceDictionary.Source' threw an exception.
at System.Windows.Markup.WpfXamlLoader.Load(XamlReader xamlReader, IXamlObjectWriterFactory writerFactory, Boolean skipJournaledProperties, Object rootObject, XamlObjectWriterSettings settings, Uri baseUri)
at System.Windows.Markup.WpfXamlLoader.LoadBaml(XamlReader xamlReader, Boolean skipJournaledProperties, Object rootObject, XamlAccessLevel accessLevel, Uri baseUri)
at System.Windows.Markup.XamlReader.LoadBaml(Stream stream, ParserContext parserContext, Object parent, Boolean closeStream)
at System.Windows.Application.LoadComponent(Object component, Uri resourceLocator)
******************************************
Cannot locate resource 'styles/colors.xaml'.
at MS.Internal.AppModel.ResourcePart.GetStreamCore(FileMode mode, FileAccess access)
at System.IO.Packaging.PackagePart.GetStream(FileMode mode, FileAccess access)
at System.IO.Packaging.PackWebResponse.CachedResponse.GetResponseStream()
at System.IO.Packaging.PackWebResponse.GetResponseStream()
at System.IO.Packaging.PackWebResponse.get_ContentType()
at MS.Internal.WpfWebRequestHelper.GetContentType(WebResponse response)
at MS.Internal.WpfWebRequestHelper.GetResponseStream(WebRequest request, ContentType& contentType)
at System.Windows.ResourceDictionary.set_Source(Uri value)
at System.Windows.Baml2006.WpfSharedBamlSchemaContext.<Create_BamlProperty_ResourceDictionary_Source>b__1c4(Object target, Object value)
at System.Windows.Baml2006.WpfKnownMemberInvoker.SetValue(Object instance, Object value)
事實證明,該框架的所有者正在使用舊版本的mahapps(0.999),該版本具有拼寫顏色,因為它們首先被加載,因此會崩潰。 加載舊版本僅適用於一次編譯,我選擇不將其僅用於滾動條“連續性”
嘗試將xaml網址添加到ResourceDictionary:
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary Source="../styles/colors.xaml" />
(...)
</ResourceDictionary.MergedDictionaries>
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