Sixel support

.github/actions/spelling/allow.txt

@@ -302,6 +302,8 @@ silentwithprogress
 Silverlight
 simplesave
 simpletest
+sixel
+sixels
 sln
 sqlbuilder
 sqliteicu

.github/actions/spelling/expect.txt

@@ -234,6 +234,7 @@
 ISQ
 ISVs
 itr
+IWIC
 iwr
 JArray
 JDictionary
@@ -476,7 +477,7 @@
 securestring
 seof
 servercert
 servercertificate
 setmetadatabymanifestid
 SETTINGCHANGE
 SETTINGMAPPING
@@ -556,7 +557,7 @@
 UNMARSHALING
 unparsable
 Unregisters
 unvirtualized
 UParse
 upgradable
 upgradecode
@@ -582,8 +583,10 @@
 wfsopen
 wgetenv
 Whatif
+WIC
 wildcards
 WINAPI
+wincodec
 windir
 windowsdeveloper
 winerror
@@ -611,7 +614,7 @@
 wwinmain
 WZDNCRFJ
 xcopy
 XFile
 XManifest
 XMUGIWARAMODULE
 XName

doc/Settings.md

@@ -55,6 +55,16 @@ Replaces some known folder paths with their respective environment variable. Def
     },
 ```
 
+### enableSixels
+
+Enables output of sixel images in certain contexts. Defaults to false.
+
+```json
+    "visual": {
+        "enableSixels": true
+    },
+```
+
 ## Install Behavior
 
 The `installBehavior` settings affect the default behavior of installing and upgrading (where applicable) packages.
@@ -97,12 +107,12 @@ The 'skipDependencies' behavior affects whether dependencies are installed for a
     "installBehavior": {
         "skipDependencies": true
     },
-```
-
-### Archive Extraction Method
-The 'archiveExtractionMethod' behavior affects how installer archives are extracted. Currently there are two supported values: `Tar` or `ShellApi`.
-`Tar` indicates that the archive should be extracted using the tar executable ('tar.exe') while `shellApi` indicates using the Windows Shell API. Defaults to `shellApi` if value is not set or is invalid.
-
+```
+
+### Archive Extraction Method
+The 'archiveExtractionMethod' behavior affects how installer archives are extracted. Currently there are two supported values: `Tar` or `ShellApi`.
+`Tar` indicates that the archive should be extracted using the tar executable ('tar.exe') while `shellApi` indicates using the Windows Shell API. Defaults to `shellApi` if value is not set or is invalid.
+
 ```json
     "installBehavior": {
         "archiveExtractionMethod": "tar" | "shellApi"

schemas/JSON/settings/settings.schema.0.2.json

@@ -26,13 +26,20 @@
           "enum": [
             "accent",
             "rainbow",
-            "retro"
+            "retro",
+            "sixel",
+            "disabled"
           ]
         },
         "anonymizeDisplayedPaths": {
           "description": "Replaces some known folder paths with their respective environment variable",
           "type": "boolean",
           "default": true
+        },
+        "enableSixels": {
+          "description": "Enables output of sixel images in certain contexts",
+          "type": "boolean",
+          "default": false
         }
       }
     },

src/AppInstallerCLICore/AppInstallerCLICore.vcxproj

@@ -389,6 +389,7 @@
     <ClInclude Include="ContextOrchestrator.h" />
     <ClInclude Include="COMContext.h" />
     <ClInclude Include="Public\ConfigurationSetProcessorFactoryRemoting.h" />
+    <ClInclude Include="Sixel.h" />
     <ClInclude Include="Workflows\ConfigurationFlow.h" />
     <ClInclude Include="Workflows\DependenciesFlow.h" />
     <ClInclude Include="ExecutionArgs.h" />
@@ -451,6 +452,7 @@
     <ClCompile Include="ConfigurationWingetDscModuleUnitValidation.cpp" />
     <ClCompile Include="ConfigureExportCommand.cpp" />
     <ClCompile Include="ContextOrchestrator.cpp" />
+    <ClCompile Include="Sixel.cpp" />
     <ClCompile Include="Workflows\ConfigurationFlow.cpp" />
     <ClCompile Include="Workflows\DependenciesFlow.cpp" />
     <ClCompile Include="PackageCollection.cpp" />

src/AppInstallerCLICore/AppInstallerCLICore.vcxproj.filters

@@ -257,6 +257,9 @@
     <ClInclude Include="Commands\ConfigureListCommand.h">
       <Filter>Commands</Filter>
     </ClInclude>
+    <ClInclude Include="Sixel.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="pch.cpp">
@@ -484,6 +487,9 @@
     <ClCompile Include="Commands\ConfigureListCommand.cpp">
       <Filter>Commands</Filter>
     </ClCompile>
+    <ClCompile Include="Sixel.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="PropertySheet.props" />

src/AppInstallerCLICore/ChannelStreams.cpp

@@ -71,6 +71,11 @@ namespace AppInstaller::CLI::Execution
         m_enabled = false;
     }
 
+    std::ostream& BaseStream::Get()
+    {
+        return m_out;
+    }
+
     OutputStream::OutputStream(BaseStream& out, bool enabled, bool VTEnabled) :
         m_out(out),
         m_enabled(enabled),
@@ -82,6 +87,11 @@ namespace AppInstaller::CLI::Execution
         m_format.Append(sequence);
     }
 
+    void OutputStream::ClearFormat()
+    {
+        m_format.Clear();
+    }
+
     void OutputStream::ApplyFormat()
     {
         // Only apply format if m_applyFormatAtOne == 1 coming into this function.
@@ -152,4 +162,4 @@ namespace AppInstaller::CLI::Execution
         return *this;
 
     }
-}
+}

src/AppInstallerCLICore/ChannelStreams.h

@@ -36,6 +36,8 @@ namespace AppInstaller::CLI::Execution
 
         void Disable();
 
+        std::ostream& Get();
+
     private:
         template <typename T>
         void Write(const T& t, bool bypass)
@@ -60,6 +62,9 @@ namespace AppInstaller::CLI::Execution
         // Adds a format to the current value.
         void AddFormat(const VirtualTerminal::Sequence& sequence);
 
+        // Clears the current format value.
+        void ClearFormat();
+
         template <typename T>
         OutputStream& operator<<(const T& t)
         {

src/AppInstallerCLICore/Command.cpp

@@ -3,6 +3,7 @@
 #include "pch.h"
 #include "Command.h"
 #include "Resources.h"
+#include "Sixel.h"
 #include <winget/UserSettings.h>
 #include <AppInstallerRuntime.h>
 #include <winget/Locale.h>
@@ -42,8 +43,35 @@ namespace AppInstaller::CLI
 
     void Command::OutputIntroHeader(Execution::Reporter& reporter) const
     {
+        auto infoOut = reporter.Info();
+        VirtualTerminal::ConstructedSequence indent;
+
+        if (reporter.SixelsEnabled())
+        {
+            std::filesystem::path imagePath = Runtime::GetPathTo(Runtime::PathName::ImageAssets);
+
+            if (!imagePath.empty())
+            {
+                // This image matches the target pixel size. If changing the target size, choose the most appropriate image.
+                imagePath /= "AppList.targetsize-40.png";
+
+                VirtualTerminal::Sixel::Image wingetIcon{ imagePath };
+
+                // Using a height of 2 to match the two lines of header.
+                UINT imageHeightCells = 2;
+                UINT imageWidthCells = 2 * imageHeightCells;
+
+                wingetIcon.RenderSizeInCells(imageWidthCells, imageHeightCells);
+                wingetIcon.RenderTo(infoOut);
+
+                indent = VirtualTerminal::Cursor::Position::Forward(static_cast<int16_t>(imageWidthCells));
+                infoOut << VirtualTerminal::Cursor::Position::Up(static_cast<int16_t>(imageHeightCells) - 1);
+            }
+        }
+
         auto productName = Runtime::IsReleaseBuild() ? Resource::String::WindowsPackageManager : Resource::String::WindowsPackageManagerPreview;
-        reporter.Info() << productName(Runtime::GetClientVersion()) << std::endl << Resource::String::MainCopyrightNotice << std::endl;
+        infoOut << indent << productName(Runtime::GetClientVersion()) << std::endl
+            << indent << Resource::String::MainCopyrightNotice << std::endl;
     }
 
     void Command::OutputHelp(Execution::Reporter& reporter, const CommandException* exception) const