enhance: add tooltips to various UI elements for better accessibility

Author: gadfly3173

src/Converters/StringConverters.cs

@@ -81,5 +81,8 @@ public object ConvertBack(object value, Type targetType, object parameter, Cultu
 
         public static readonly FuncValueConverter<string, bool> ContainsSpaces =
             new FuncValueConverter<string, bool>(v => v != null && v.Contains(' '));
+        
+        public static readonly FuncValueConverter<Models.User, string> UserToString =
+            new FuncValueConverter<Models.User, string>(v => v == null ? string.Empty : $"{v.Name} <{v.Email}>");
     }
 }

src/Views/ChangeCollectionView.axaml

@@ -39,7 +39,8 @@
             <Grid ColumnDefinitions="16,Auto,Auto,*"
                   Margin="{Binding Depth, Converter={x:Static c:IntConverters.ToTreeMargin}}"
                   Background="Transparent"
-                  DoubleTapped="OnRowDoubleTapped">
+                  DoubleTapped="OnRowDoubleTapped"
+                  ToolTip.Tip="{Binding FullPath}">
               <v:ChangeTreeNodeToggleButton Grid.Column="0"
                                             Classes="tree_expander"
                                             Focusable="False"
@@ -71,7 +72,10 @@
                                    SelectionChanged="OnRowSelectionChanged">
         <ListBox.ItemTemplate>
           <DataTemplate DataType="m:Change">
-            <Grid ColumnDefinitions="Auto,Auto,Auto,*" Background="Transparent" DoubleTapped="OnRowDoubleTapped">
+            <Grid ColumnDefinitions="Auto,Auto,Auto,*"
+                  Background="Transparent"
+                  DoubleTapped="OnRowDoubleTapped"
+                  ToolTip.Tip="{Binding Path}">
               <v:ChangeStatusIcon Grid.Column="0"
                                   Width="14" Height="14"
                                   Margin="4,0,0,0"
@@ -100,7 +104,10 @@
                                    SelectionChanged="OnRowSelectionChanged">
         <ListBox.ItemTemplate>
           <DataTemplate DataType="m:Change">
-            <Grid ColumnDefinitions="Auto,Auto,*" Background="Transparent" DoubleTapped="OnRowDoubleTapped">
+            <Grid ColumnDefinitions="Auto,Auto,*"
+                  Background="Transparent"
+                  DoubleTapped="OnRowDoubleTapped"
+                  ToolTip.Tip="{Binding Path}">
               <v:ChangeStatusIcon Grid.Column="0"
                                   Width="14" Height="14"
                                   Margin="4,0,0,0"

src/Views/DiffView.axaml

@@ -30,7 +30,7 @@
           </Border>
 
           <!-- Title -->
-          <TextBlock Grid.Column="2" Classes="primary" Margin="4,0,0,0" Text="{Binding Title}" FontSize="11" TextTrimming="CharacterEllipsis"/>
+          <TextBlock Grid.Column="2" Classes="primary" Margin="4,0,0,0" Text="{Binding Title}" ToolTip.Tip="{Binding Title}" FontSize="11" TextTrimming="CharacterEllipsis"/>
 
           <!-- Toolbar Buttons -->
           <StackPanel Grid.Column="3" Margin="8,0,0,0" Orientation="Horizontal" VerticalAlignment="Center">

src/Views/Histories.axaml

@@ -126,7 +126,11 @@
                   </Grid.ColumnDefinitions>
 
                   <!-- Subject & REFS -->
-                  <Border Grid.Column="0" Padding="{Binding Margin}" ClipToBounds="True">
+                  <Border Grid.Column="0"
+                          Padding="{Binding Margin}"
+                          ClipToBounds="True"
+                          Background="Transparent"
+                          ToolTip.Tip="{Binding Subject}">
                     <Grid ColumnDefinitions="Auto,Auto,*" Margin="2,0,4,0" ClipToBounds="True">
                       <v:CommitStatusIndicator Grid.Column="0" 
                                                CurrentBranch="{Binding $parent[v:Histories].CurrentBranch}"
@@ -159,7 +163,10 @@
                   </Border>
 
                   <!-- Author -->
-                  <Grid Grid.Column="1" ColumnDefinitions="20,*" IsHitTestVisible="False">
+                  <Grid Grid.Column="1"
+                        ColumnDefinitions="20,*"
+                        Background="Transparent"
+                        ToolTip.Tip="{Binding Author, Converter={x:Static c:StringConverters.UserToString}}">
                     <v:Avatar Grid.Column="0"
                               Width="16" Height="16"
                               Margin="4,0,0,0"

src/Views/RevisionFiles.axaml

@@ -46,7 +46,7 @@
                HorizontalOffset="-8" VerticalAlignment="-8">
           <Popup.IsOpen>
             <MultiBinding Converter="{x:Static BoolConverters.And}">
-              <Binding Path="RevisionFileSearchSuggestion" Converter="{x:Static c:ListConverters.IsNotNullOrEmpty}}"/>
+              <Binding Path="RevisionFileSearchSuggestion" Converter="{x:Static c:ListConverters.IsNotNullOrEmpty}"/>
               <Binding Path="$parent[Window].IsActive"/>
             </MultiBinding>
           </Popup.IsOpen>