Fixes #415. Colors: The native method "COLOR_PAIRS" does not exist (#2749)

* Fixes #415. Colors: The native method "COLOR_PAIRS" does not exist.

* Add Dockerfile with the opensuse/tumbleweed image.

* Ensures using the libncurses6 version in the case the issue is fixed.

.dockerignore

@@ -0,0 +1,25 @@
+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md

Terminal.Gui/ConsoleDrivers/CursesDriver/binding.cs

@@ -83,8 +83,24 @@ namespace Unix.Terminal {
 		static void LoadMethods ()
 		{
 			var libs = UnmanagedLibrary.IsMacOSPlatform ? new string [] { "libncurses.dylib" } : new string [] { "libncursesw.so.6", "libncursesw.so.5" };
-			curses_library = new UnmanagedLibrary (libs, false);
-			methods = new NativeMethods (curses_library);
+			var attempts = 1;
+			while (true) {
+				try {
+					curses_library = new UnmanagedLibrary (libs, false);
+					methods = new NativeMethods (curses_library);
+					break;
+				} catch (Exception ex) {
+
+					if (attempts == 1) {
+						attempts++;
+						if (Microsoft.DotNet.PlatformAbstractions.RuntimeEnvironment.OperatingSystem.Contains ("opensuse")) {
+							libs [0] = "libncursesw.so.5";
+						}
+					} else {
+						throw ex.GetBaseException ();
+					}
+				}
+			}
 		}
 
 		static void FindNCurses ()

UICatalog/Dockerfile

@@ -0,0 +1,35 @@
+#See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
+
+FROM opensuse/tumbleweed AS base
+RUN zypper -n update
+RUN zypper --non-interactive install libicu
+RUN zypper --non-interactive install libncurses5
+RUN zypper --non-interactive install wget
+RUN rpm --import https://packages.microsoft.com/keys/microsoft.asc
+RUN wget https://packages.microsoft.com/config/opensuse/15/prod.repo
+RUN mv prod.repo /etc/zypp/repos.d/microsoft-prod.repo
+RUN chown root:root /etc/zypp/repos.d/microsoft-prod.repo
+RUN zypper --non-interactive install dotnet-sdk-7.0
+
+ENV LANG=en_US.UTF-8 \
+	TERM=xterm-256color \
+	DISPLAY=:0
+WORKDIR /app
+
+FROM mcr.microsoft.com/dotnet/sdk:7.0 AS build
+WORKDIR /src
+COPY ["Terminal.Gui/Directory.Build.props", "Terminal.Gui/"]
+COPY ["UICatalog/UICatalog.csproj", "UICatalog/"]
+COPY ["Terminal.Gui/Terminal.Gui.csproj", "Terminal.Gui/"]
+RUN dotnet restore "UICatalog/UICatalog.csproj"
+COPY . .
+WORKDIR "/src/UICatalog"
+RUN dotnet build "UICatalog.csproj" -c Release -o /app/build
+
+FROM build AS publish
+RUN dotnet publish "UICatalog.csproj" -c Release -o /app/publish /p:UseAppHost=false
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+ENTRYPOINT ["dotnet", "UICatalog.dll"]

UICatalog/Properties/launchSettings.json

@@ -50,6 +50,9 @@
     "Windows & FrameViews": {
       "commandName": "Project",
       "commandLineArgs": "\"Windows & FrameViews\""
+    },
+    "Docker": {
+      "commandName": "Docker"      
     }
   }
 }

UICatalog/UICatalog.csproj

@@ -11,6 +11,7 @@
     <FileVersion>1.10.1.0</FileVersion>
     <Version>1.10.1</Version>
     <InformationalVersion>1.10.1+6.Branch.main.Sha.f7ee66ddbf8dbcfb0d96af7d63789879091670ec</InformationalVersion>
+    <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
     <DefineConstants>TRACE</DefineConstants>
@@ -22,6 +23,7 @@
     <None Update="./Scenarios/Spinning_globe_dark_small.gif" CopyToOutputDirectory="PreserveNewest" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.18.1" />
     <PackageReference Include="SixLabors.ImageSharp" Version="3.0.1" />
     <PackageReference Include="CsvHelper" Version="30.0.1" />
     <PackageReference Include="Microsoft.DotNet.PlatformAbstractions" Version="3.1.6" />