gircore · badcel · Mar 21, 2026 · Mar 22, 2026 · Mar 22, 2026
diff --git a/src/Extensions/Gtk-4.0.Integration/Compiler/Blueprint.Build.props b/src/Extensions/Gtk-4.0.Integration/Compiler/Blueprint.Build.props
@@ -0,0 +1,19 @@
+<Project>
+  <PropertyGroup>
+    <BlueprintCompiler>blueprint-compiler</BlueprintCompiler>
+  </PropertyGroup>
+
+  <ItemDefinitionGroup>
+    <BlueprintEmbeddedResource>
+      <Link>%(Filename).blp.ui</Link>
+      <CompiledOutput>$(IntermediateOutputPath)%(Filename).blp.ui</CompiledOutput>
+    </BlueprintEmbeddedResource>
+  </ItemDefinitionGroup>
+
+  <ItemGroup>
+    <None Remove="**\*.blp.ui" />
+    <EmbeddedResource Include="**\*.blp.ui">
+      <LogicalName>%(Filename)%(Extension)</LogicalName>
+    </EmbeddedResource>
+  </ItemGroup>
+</Project>
diff --git a/src/Extensions/Gtk-4.0.Integration/Compiler/Blueprint.Build.targets b/src/Extensions/Gtk-4.0.Integration/Compiler/Blueprint.Build.targets
@@ -0,0 +1,60 @@
+<Project>
+  <UsingTask TaskName="CompileBlueprint" TaskFactory="RoslynCodeTaskFactory" AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.Core.dll">
+    <ParameterGroup>
+      <BlueprintFile ParameterType="System.String" Required="true" />
+      <OutputFile ParameterType="System.String" Required="true" />
+      <CompilerPath ParameterType="System.String" Required="true" />
+    </ParameterGroup>
+    <Task>
+      <Using Namespace="System.Diagnostics" />
+      <Code Type="Fragment" Language="cs">
+        <![CDATA[
+          var process = new Process();
+          process.StartInfo.FileName = CompilerPath;
+          process.StartInfo.Arguments = $"compile --output {OutputFile} \"{BlueprintFile}\"";
+          process.StartInfo.UseShellExecute = false;
+          process.StartInfo.RedirectStandardOutput = true;
+          process.StartInfo.RedirectStandardError = true;
+
+          if (!process.Start())
+          {
+            Log.LogError($"Failed to start blueprint compiler");
+            return false;
+          }
+
+          string output = process.StandardOutput.ReadToEnd();
+          string error = process.StandardError.ReadToEnd();
+          process.WaitForExit();
+
+          if (process.ExitCode != 0)
+          {
+            Log.LogError($"Blueprint compilation failed: {error}");
+            return false;
+          }
+
+          Log.LogMessage(MessageImportance.High, $"Compiled blueprint: {BlueprintFile} to {OutputFile}");
+          return true;
+        ]]>
+      </Code>
+    </Task>
+  </UsingTask>
+
+  <Target Name="CompileBlueprints" 
+          BeforeTargets="CoreCompile" 
+          Inputs="@(BlueprintEmbeddedResource)" 
+          Outputs="@(BlueprintEmbeddedResource->'%(CompiledOutput)')">
+    <ItemGroup>
+      <_BlueprintFilesToCompile Include="@(BlueprintEmbeddedResource)" />
+    </ItemGroup>
+
+    <Message Importance="high" Text="Compiling blueprint %(_BlueprintFilesToCompile.Identity)" />
+    <Exec WorkingDirectory="$(MSBuildProjectDirectory)" Command="$(BlueprintCompiler) compile --output %(_BlueprintFilesToCompile.CompiledOutput) %(_BlueprintFilesToCompile.Identity)" />
+  </Target>
+
+  <Target Name="CleanBlueprintOutput" BeforeTargets="CoreClean">
+    <ItemGroup>
+      <_BlueprintOutputFiles Include="$(IntermediateOutputPath)*.ui" />
+    </ItemGroup>
+    <Delete Files="@(_BlueprintOutputFiles)" />
+  </Target>
+</Project>
diff --git a/src/Extensions/Gtk-4.0.Integration/Compiler/Template.Build.props b/src/Extensions/Gtk-4.0.Integration/Compiler/Template.Build.props
@@ -0,0 +1,14 @@
+<Project>
+    <ItemDefinitionGroup>
+        <EmbeddedTemplateResource>
+            <Link>%(Filename).ui</Link>
+        </EmbeddedTemplateResource>
+    </ItemDefinitionGroup>
+
+    <ItemGroup>
+        <None Remove="@(EmbeddedTemplateResource)"/>
+        <EmbeddedResource Include="@(EmbeddedTemplateResource)">
+            <LogicalName>%(Filename)%(Extension)</LogicalName>
+        </EmbeddedResource>
+    </ItemGroup>
+</Project>
diff --git a/src/Extensions/Gtk-4.0.Integration/GirCore.Gtk-4.0.Integration.props b/src/Extensions/Gtk-4.0.Integration/GirCore.Gtk-4.0.Integration.props
@@ -0,0 +1,4 @@
+<Project>
+  <Import Project="Compiler/Blueprint.Build.props" />
+  <Import Project="Compiler/Template.Build.props" />
+</Project>
diff --git a/src/Extensions/Gtk-4.0.Integration/GirCore.Gtk-4.0.Integration.targets b/src/Extensions/Gtk-4.0.Integration/GirCore.Gtk-4.0.Integration.targets
@@ -0,0 +1,3 @@
+<Project>
+  <Import Project="Compiler/Blueprint.Build.targets" />
+</Project>
diff --git a/src/Extensions/Gtk-4.0.Integration/Gtk-4.0.Integration.csproj b/src/Extensions/Gtk-4.0.Integration/Gtk-4.0.Integration.csproj
@@ -4,4 +4,12 @@
         <RootNamespace>Gtk.Integration</RootNamespace>
         <Description>Source Generator to make it easy to integrate C# with Gtk.</Description>
     </PropertyGroup>
+
+  <ItemGroup>
+    <None Update="GirCore.Gtk-4.0.Integration.props" Pack="true" PackagePath="buildTransitive" />
+    <None Update="GirCore.Gtk-4.0.Integration.targets" Pack="true" PackagePath="buildTransitive" />
+    <None Update="Compiler\Blueprint.Build.props" Pack="true" PackagePath="buildTransitive" />
+    <None Update="Compiler\Blueprint.Build.targets" Pack="true" PackagePath="buildTransitive" />
+    <None Update="Compiler\Template.Build.props" Pack="true" PackagePath="buildTransitive" />
+  </ItemGroup>
 </Project>
diff --git a/src/GirCore.slnx b/src/GirCore.slnx
@@ -51,6 +51,7 @@
   </Folder>
   <Folder Name="/Samples/">
     <File Path="Samples/Directory.Build.props" />
+    <File Path="Samples\Directory.Build.targets" />
   </Folder>
   <Folder Name="/Samples/Adw-1/">
     <Project Path="Samples/Adw-1/Window/Window.csproj" />
@@ -68,6 +69,7 @@
     <Project Path="Samples/Gtk-4.0/AboutDialog/AboutDialog.csproj" />
     <Project Path="Samples/Gtk-4.0/Builder/Builder.csproj" />
     <Project Path="Samples/Gtk-4.0/CompositeTemplate/CompositeTemplate.csproj" />
+    <Project Path="Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeTemplateBlueprint.csproj" />
     <Project Path="Samples/Gtk-4.0/DrawingArea/DrawingArea.csproj" />
     <Project Path="Samples/Gtk-4.0/DropDown/DropDown.csproj" />
     <Project Path="Samples/Gtk-4.0/FontDialog/FontDialog.csproj" />

diff --git a/src/Samples/Directory.Build.props b/src/Samples/Directory.Build.props
@@ -1,4 +1,6 @@
 <Project>
+  <Import Project="../Extensions/Gtk-4.0.Integration/GirCore.Gtk-4.0.Integration.props" />
+
   <PropertyGroup>
     <IsPackable>false</IsPackable>
   </PropertyGroup>

diff --git a/src/Samples/Directory.Build.targets b/src/Samples/Directory.Build.targets
@@ -0,0 +1,3 @@
+<Project>
+  <Import Project="../Extensions/Gtk-4.0.Integration/GirCore.Gtk-4.0.Integration.targets" />
+</Project>
diff --git a/src/Samples/Gtk-4.0/CompositeTemplate/CompositeTemplate.csproj b/src/Samples/Gtk-4.0/CompositeTemplate/CompositeTemplate.csproj
@@ -4,6 +4,8 @@
     <ProjectReference Include="..\..\..\Extensions\GObject-2.0.Integration\GObject-2.0.Integration.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
     <ProjectReference Include="..\..\..\Extensions\Gtk-4.0.Integration\Gtk-4.0.Integration.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
     <ProjectReference Include="..\..\..\Libs\Gtk-4.0\Gtk-4.0.csproj" />
+
+    <UiEmbeddedResource Include="**/*.ui" />
   </ItemGroup>
 
   <PropertyGroup>
@@ -12,12 +14,5 @@
     <Nullable>enable</Nullable>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
-
-  <ItemGroup>
-    <None Remove="**\*.ui" />
-    <EmbeddedResource Include="**\*.ui">
-      <LogicalName>%(Filename)%(Extension)</LogicalName>
-    </EmbeddedResource>
-  </ItemGroup>
 
 </Project>
diff --git a/src/Samples/Gtk-4.0/CompositeTemplate/Program.cs b/src/Samples/Gtk-4.0/CompositeTemplate/Program.cs
@@ -1,8 +1,15 @@
+using System;
+using System.Reflection;
 using CompositeTemplate;
 
 var application = Gtk.Application.New("org.gir.core", Gio.ApplicationFlags.FlagsNone);
 application.OnActivate += (sender, args) =>
 {
+    Console.WriteLine("Resources:");
+    var names = Assembly.GetExecutingAssembly().GetManifestResourceNames();
+    foreach (var name in names)
+        Console.WriteLine(name);
+
     var window = Gtk.ApplicationWindow.New((Gtk.Application) sender);
     window.Title = "Gtk4 Window";
     window.SetDefaultSize(300, 300);

diff --git a/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeBoxWidget.blp b/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeBoxWidget.blp
@@ -0,0 +1,13 @@
+using Gtk 4.0;
+
+template $CompositeBoxWidget: Box {
+  orientation: vertical;
+
+  Label {
+    label: "Welcome to CompositeTemplates!";
+  }
+
+  Label my_label {
+    label: "Nothing to see here.";
+  }
+}
diff --git a/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeBoxWidget.cs b/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeBoxWidget.cs
@@ -0,0 +1,14 @@
+namespace CompositeTemplate;
+
+[GObject.Subclass<Gtk.Box>(qualifiedName: nameof(CompositeBoxWidget))]
+[Gtk.Template<Gtk.AssemblyResource>("CompositeBoxWidget.blp.ui")]
+public partial class CompositeBoxWidget
+{
+    [Gtk.Connect("my_label")]
+    private Gtk.Label _label;
+
+    partial void Initialize()
+    {
+        _label.Label_ = "With support for connected members!";
+    }
+}
diff --git a/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeTemplateBlueprint.csproj b/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/CompositeTemplateBlueprint.csproj
@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\Extensions\GObject-2.0.Integration\GObject-2.0.Integration.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
+    <ProjectReference Include="..\..\..\Extensions\Gtk-4.0.Integration\Gtk-4.0.Integration.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
+    <ProjectReference Include="..\..\..\Libs\Gtk-4.0\Gtk-4.0.csproj" />
+
+    <BlueprintEmbeddedResource Include="**/*.blp" />
+  </ItemGroup>
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+  </PropertyGroup>  
+</Project>
diff --git a/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/Program.cs b/src/Samples/Gtk-4.0/CompositeTemplateBlueprint/Program.cs
@@ -0,0 +1,12 @@
+using CompositeTemplate;
+
+var application = Gtk.Application.New("org.gir.core", Gio.ApplicationFlags.FlagsNone);
+application.OnActivate += (sender, args) =>
+{
+    var window = Gtk.ApplicationWindow.New((Gtk.Application) sender);
+    window.Title = "Gtk4 Window";
+    window.SetDefaultSize(300, 300);
+    window.Child = CompositeBoxWidget.NewWithProperties([]);
+    window.Show();
+};
+return application.RunWithSynchronizationContext(null);