Styles in MergedDictionaries not found












0














I keep getting a runtime error StaticResource not found for key when using a Style in a ResourceDictionary that's merged by means of MergedDictionaries.



App.xaml



   <Application x:Class="MyApp.App"
xmlns:local="MyApp"
xmlns:assets="clr-namespace:MyApp.Assets">
<Application.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<assets:Styles />
</ResourceDictionary.MergedDictionaries>
<Style ...>
<!-- other styles... -->


Styles.xaml



<ResourceDictionary x:Class="MyApp.Assets.Styles">
<Style x:Key="Subheading" TargetType="Frame">
<Setter Property="BackgroundColor" Value="DarkSlateGray"></Setter>
<Setter Property="HasShadow" Value="True"></Setter>
</Style>
</ResourceDictionary>


Styles.xaml.cs



namespace MyApp.Assets
{
[XamlCompilation(XamlCompilationOptions.Compile)]
public partial class Styles : ResourceDictionary
{
public Styles () { }
}
}


Page.xaml



        <Frame Style="{StaticResource Subheading}">


The app compiles correctly -- it just can't find Subheading at runtime. If I copy the <Style> node directly into App.xaml, it works fine. Can anyone find my incorrect syntax? Or, is there a way, at runtime, to look at Application.Resources so I can figure out where it is?










share|improve this question



























    0














    I keep getting a runtime error StaticResource not found for key when using a Style in a ResourceDictionary that's merged by means of MergedDictionaries.



    App.xaml



       <Application x:Class="MyApp.App"
    xmlns:local="MyApp"
    xmlns:assets="clr-namespace:MyApp.Assets">
    <Application.Resources>
    <ResourceDictionary>
    <ResourceDictionary.MergedDictionaries>
    <assets:Styles />
    </ResourceDictionary.MergedDictionaries>
    <Style ...>
    <!-- other styles... -->


    Styles.xaml



    <ResourceDictionary x:Class="MyApp.Assets.Styles">
    <Style x:Key="Subheading" TargetType="Frame">
    <Setter Property="BackgroundColor" Value="DarkSlateGray"></Setter>
    <Setter Property="HasShadow" Value="True"></Setter>
    </Style>
    </ResourceDictionary>


    Styles.xaml.cs



    namespace MyApp.Assets
    {
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class Styles : ResourceDictionary
    {
    public Styles () { }
    }
    }


    Page.xaml



            <Frame Style="{StaticResource Subheading}">


    The app compiles correctly -- it just can't find Subheading at runtime. If I copy the <Style> node directly into App.xaml, it works fine. Can anyone find my incorrect syntax? Or, is there a way, at runtime, to look at Application.Resources so I can figure out where it is?










    share|improve this question

























      0












      0








      0







      I keep getting a runtime error StaticResource not found for key when using a Style in a ResourceDictionary that's merged by means of MergedDictionaries.



      App.xaml



         <Application x:Class="MyApp.App"
      xmlns:local="MyApp"
      xmlns:assets="clr-namespace:MyApp.Assets">
      <Application.Resources>
      <ResourceDictionary>
      <ResourceDictionary.MergedDictionaries>
      <assets:Styles />
      </ResourceDictionary.MergedDictionaries>
      <Style ...>
      <!-- other styles... -->


      Styles.xaml



      <ResourceDictionary x:Class="MyApp.Assets.Styles">
      <Style x:Key="Subheading" TargetType="Frame">
      <Setter Property="BackgroundColor" Value="DarkSlateGray"></Setter>
      <Setter Property="HasShadow" Value="True"></Setter>
      </Style>
      </ResourceDictionary>


      Styles.xaml.cs



      namespace MyApp.Assets
      {
      [XamlCompilation(XamlCompilationOptions.Compile)]
      public partial class Styles : ResourceDictionary
      {
      public Styles () { }
      }
      }


      Page.xaml



              <Frame Style="{StaticResource Subheading}">


      The app compiles correctly -- it just can't find Subheading at runtime. If I copy the <Style> node directly into App.xaml, it works fine. Can anyone find my incorrect syntax? Or, is there a way, at runtime, to look at Application.Resources so I can figure out where it is?










      share|improve this question













      I keep getting a runtime error StaticResource not found for key when using a Style in a ResourceDictionary that's merged by means of MergedDictionaries.



      App.xaml



         <Application x:Class="MyApp.App"
      xmlns:local="MyApp"
      xmlns:assets="clr-namespace:MyApp.Assets">
      <Application.Resources>
      <ResourceDictionary>
      <ResourceDictionary.MergedDictionaries>
      <assets:Styles />
      </ResourceDictionary.MergedDictionaries>
      <Style ...>
      <!-- other styles... -->


      Styles.xaml



      <ResourceDictionary x:Class="MyApp.Assets.Styles">
      <Style x:Key="Subheading" TargetType="Frame">
      <Setter Property="BackgroundColor" Value="DarkSlateGray"></Setter>
      <Setter Property="HasShadow" Value="True"></Setter>
      </Style>
      </ResourceDictionary>


      Styles.xaml.cs



      namespace MyApp.Assets
      {
      [XamlCompilation(XamlCompilationOptions.Compile)]
      public partial class Styles : ResourceDictionary
      {
      public Styles () { }
      }
      }


      Page.xaml



              <Frame Style="{StaticResource Subheading}">


      The app compiles correctly -- it just can't find Subheading at runtime. If I copy the <Style> node directly into App.xaml, it works fine. Can anyone find my incorrect syntax? Or, is there a way, at runtime, to look at Application.Resources so I can figure out where it is?







      c# xaml xamarin.forms






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      asked Nov 20 at 7:15









      Graham Charles

      5,42132035




      5,42132035
























          1 Answer
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          0














          You're missing an InitializeComponent() method call inside of your Styles constructor. Do it like this:



          namespace MyApp.Assets
          {
          [XamlCompilation(XamlCompilationOptions.Compile)]
          public partial class Styles : ResourceDictionary
          {
          public Styles()
          {
          InitializeComponent();
          }
          }
          }





          share|improve this answer





















          • Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
            – Graham Charles
            Nov 24 at 0:25











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          1 Answer
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          active

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          1 Answer
          1






          active

          oldest

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          active

          oldest

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          active

          oldest

          votes









          0














          You're missing an InitializeComponent() method call inside of your Styles constructor. Do it like this:



          namespace MyApp.Assets
          {
          [XamlCompilation(XamlCompilationOptions.Compile)]
          public partial class Styles : ResourceDictionary
          {
          public Styles()
          {
          InitializeComponent();
          }
          }
          }





          share|improve this answer





















          • Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
            – Graham Charles
            Nov 24 at 0:25
















          0














          You're missing an InitializeComponent() method call inside of your Styles constructor. Do it like this:



          namespace MyApp.Assets
          {
          [XamlCompilation(XamlCompilationOptions.Compile)]
          public partial class Styles : ResourceDictionary
          {
          public Styles()
          {
          InitializeComponent();
          }
          }
          }





          share|improve this answer





















          • Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
            – Graham Charles
            Nov 24 at 0:25














          0












          0








          0






          You're missing an InitializeComponent() method call inside of your Styles constructor. Do it like this:



          namespace MyApp.Assets
          {
          [XamlCompilation(XamlCompilationOptions.Compile)]
          public partial class Styles : ResourceDictionary
          {
          public Styles()
          {
          InitializeComponent();
          }
          }
          }





          share|improve this answer












          You're missing an InitializeComponent() method call inside of your Styles constructor. Do it like this:



          namespace MyApp.Assets
          {
          [XamlCompilation(XamlCompilationOptions.Compile)]
          public partial class Styles : ResourceDictionary
          {
          public Styles()
          {
          InitializeComponent();
          }
          }
          }






          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 20 at 11:21









          Ale_lipa

          785717




          785717












          • Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
            – Graham Charles
            Nov 24 at 0:25


















          • Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
            – Graham Charles
            Nov 24 at 0:25
















          Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
          – Graham Charles
          Nov 24 at 0:25




          Yep, that was it. I assumed that InitializeComponent() referred to UI components... I stand corrected!
          – Graham Charles
          Nov 24 at 0:25


















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