From 6b05db4de089dd609b71dea85530be50d6d98177 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ji=C5=99=C3=AD=20Pol=C3=A1=C5=A1ek?= <me@jiripolasek.com>
Date: Wed, 24 Sep 2025 23:33:01 +0200
Subject: [PATCH] CmdPal: Enable pipe table and emphasis extensions for
 markdown content (#41989)

## Summary of the Pull Request

This PR enables MarkDig extensions on MarkdownTextBlocks to enable pipe
tables and to enable advanced emphasis (like strikethrough).

- Sets `UsePipeTables` and `UseEmphasisExtras` to true.
- Adds pipe table and HTML table to samples.

<img width="1728" height="1506" alt="image"
src="https://github.com/user-attachments/assets/bf3aae5f-d8cc-492e-91e8-83b507ccca08"
/>


<!-- Please review the items on the PR checklist before submitting-->
## PR Checklist

- [x] Closes: #41984
- [ ] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [ ] **Localization:** All end-user-facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [ ] **New binaries:** Added on the required places
- [ ] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [ ] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
- [ ] [YML for CI
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ci/templates/build-powertoys-steps.yml)
for new test projects
- [ ] [YML for signed
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/release.yml)
- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
repo](https://github.com/MicrosoftDocs/windows-uwp/tree/docs/hub/powertoys)
and link it here: #xxx

<!-- Provide a more detailed description of the PR, other things fixed,
or any additional comments/features here -->
## Detailed Description of the Pull Request / Additional comments

<!-- Describe how you validated the behavior. Add automated tests
wherever possible, but list manual validation steps taken as well -->
## Validation Steps Performed
---
 .../ExtViews/ContentPage.xaml                 |  4 +-
 .../Microsoft.CmdPal.UI/Pages/ShellPage.xaml  |  4 +-
 .../Pages/SampleMarkdownPage.cs               | 39 +++++++++++++++++++
 3 files changed, 45 insertions(+), 2 deletions(-)

diff --git a/src/modules/cmdpal/Microsoft.CmdPal.UI/ExtViews/ContentPage.xaml b/src/modules/cmdpal/Microsoft.CmdPal.UI/ExtViews/ContentPage.xaml
index 5c128192d8..896efcc8b7 100644
--- a/src/modules/cmdpal/Microsoft.CmdPal.UI/ExtViews/ContentPage.xaml
+++ b/src/modules/cmdpal/Microsoft.CmdPal.UI/ExtViews/ContentPage.xaml
@@ -55,7 +55,9 @@
                     <labToolkit:MarkdownTextBlock
                         Background="Transparent"
                         Config="{StaticResource DefaultMarkdownConfig}"
-                        Text="{x:Bind Body, Mode=OneWay}" />
+                        Text="{x:Bind Body, Mode=OneWay}"
+                        UseEmphasisExtras="True"
+                        UsePipeTables="True" />
                 </Grid>
             </DataTemplate>
 
diff --git a/src/modules/cmdpal/Microsoft.CmdPal.UI/Pages/ShellPage.xaml b/src/modules/cmdpal/Microsoft.CmdPal.UI/Pages/ShellPage.xaml
index d00d5320e0..a610e24726 100644
--- a/src/modules/cmdpal/Microsoft.CmdPal.UI/Pages/ShellPage.xaml
+++ b/src/modules/cmdpal/Microsoft.CmdPal.UI/Pages/ShellPage.xaml
@@ -427,7 +427,9 @@
                             Margin="0,4,0,24"
                             Background="Transparent"
                             Config="{StaticResource DefaultMarkdownConfig}"
-                            Text="{x:Bind ViewModel.Details.Body, Mode=OneWay}" />
+                            Text="{x:Bind ViewModel.Details.Body, Mode=OneWay}"
+                            UseEmphasisExtras="True"
+                            UsePipeTables="True" />
 
                         <ItemsRepeater
                             Grid.Row="3"
diff --git a/src/modules/cmdpal/ext/SamplePagesExtension/Pages/SampleMarkdownPage.cs b/src/modules/cmdpal/ext/SamplePagesExtension/Pages/SampleMarkdownPage.cs
index 4f73eab95e..0fc07d71b9 100644
--- a/src/modules/cmdpal/ext/SamplePagesExtension/Pages/SampleMarkdownPage.cs
+++ b/src/modules/cmdpal/ext/SamplePagesExtension/Pages/SampleMarkdownPage.cs
@@ -147,8 +147,47 @@ Result:
 
 \*literally\*
 
+## Tables
+
+### Pipe table
+
+[Markdig - Pipe Table specs](https://github.com/xoofx/markdig/blob/master/src/Markdig.Tests/Specs/PipeTableSpecs.md)
+
+| Right | Left | Default | Center |
+|------:|:-----|---------|:------:|
+|   12  |  12  |    12   |    12  |
+|  123  |  123 |   123   |   123  |
+|    1  |    1 |     1   |     1  |
+
+### HTML table
+
+<table>
+<thead>
+<tr>
+<th style=""text-align: left;"">a</th>
+<th style=""text-align: center;"">b</th>
+<th style=""text-align: right;"">c</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td style=""text-align: left;"">0</td>
+<td style=""text-align: center;"">1</td>
+<td style=""text-align: right;"">2</td>
+</tr>
+<tr>
+<td style=""text-align: left;"">3</td>
+<td style=""text-align: center;"">4</td>
+<td style=""text-align: right;"">5</td>
+</tr>
+</tbody>
+</table>
+
+
 ## Advanced Markdown
 
+[Markdig - emphasis extensions](https://github.com/xoofx/markdig/blob/master/src/Markdig.Tests/Specs/EmphasisExtraSpecs.md)
+
 Note: Some syntax which is not standard to native Markdown. They're extensions of the language.
 
 ### Strike-throughs