Merge pull request #45840 from allisonchou/ChangeSignatureAccessibility2

Change signature accessibility - add screenreader header for empty column

Author: allisonchou

src/VisualStudio/Core/Def/Implementation/ChangeSignature/ChangeSignatureDialog.xaml

@@ -203,6 +203,11 @@
                     <!-- This column appears empty to sighted users, but provides an improved screenreader 
                     experience that avoids moving cell-by-cell through the DataGrid -->
                     <DataGridTextColumn x:Name="automationHeader" IsReadOnly="True" Width="0">
+                        <DataGridTextColumn.HeaderStyle>
+                            <Style TargetType="{x:Type DataGridColumnHeader}">
+                                <Setter Property="AutomationProperties.Name" Value="{Binding ElementName=dialog, Path=CurrentParameter}" />
+                            </Style>
+                        </DataGridTextColumn.HeaderStyle>
                         <DataGridTextColumn.CellStyle>
                             <Style TargetType="DataGridCell" BasedOn="{StaticResource DataGridCellStyle}">
                                 <Setter Property="AutomationProperties.Name" Value="{Binding FullAutomationText}"/>

src/VisualStudio/Core/Def/Implementation/ChangeSignature/ChangeSignatureDialog.xaml.cs

@@ -22,6 +22,7 @@ internal partial class ChangeSignatureDialog : DialogWindow
 
         // Expose localized strings for binding
         public string ChangeSignatureDialogTitle { get { return ServicesVSResources.Change_Signature; } }
+        public string CurrentParameter { get { return ServicesVSResources.Current_parameter; } }
         public string Parameters { get { return ServicesVSResources.Parameters_colon2; } }
         public string PreviewMethodSignature { get { return ServicesVSResources.Preview_method_signature_colon; } }
         public string PreviewReferenceChanges { get { return ServicesVSResources.Preview_reference_changes; } }

src/VisualStudio/Core/Def/ServicesVSResources.resx

@@ -1529,4 +1529,7 @@ I agree to all of the foregoing:</value>
   <data name="Warning_colon_type_does_not_bind" xml:space="preserve">
     <value>Warning: type does not bind</value>
   </data>
+  <data name="Current_parameter" xml:space="preserve">
+    <value>Current parameter</value>
+  </data>
 </root>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.cs.xlf

@@ -157,6 +157,11 @@
         <target state="translated">Aktuální dokument</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.de.xlf

@@ -157,6 +157,11 @@
         <target state="translated">Aktuelles Dokument</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.es.xlf

@@ -157,6 +157,11 @@
         <target state="translated">Documento actual</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.fr.xlf

@@ -157,6 +157,11 @@
         <target state="translated">Document en cours</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.it.xlf

@@ -157,6 +157,11 @@
         <target state="translated">Documento corrente</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.ja.xlf

@@ -157,6 +157,11 @@
         <target state="translated">現在のドキュメント</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>

src/VisualStudio/Core/Def/xlf/ServicesVSResources.ko.xlf

@@ -157,6 +157,11 @@
         <target state="translated">현재 문서</target>
         <note />
       </trans-unit>
+      <trans-unit id="Current_parameter">
+        <source>Current parameter</source>
+        <target state="new">Current parameter</target>
+        <note />
+      </trans-unit>
       <trans-unit id="Edit">
         <source>_Edit</source>
         <target state="new">_Edit</target>