[PowerRename] Show UI info if item cannot be renamed (#19934)

* PowerRename cleanup

* Extract ExplorerItem as a UserControl

* Add VisualStateManager

* UI fixes

* Implement error UI logic

Highlight items that couldn't be renamed and add error message flyout

* Update src/modules/powerrename/lib/PowerRenameManager.cpp

Address PR comment

Co-authored-by: Jay <65828559+Jay-o-Way@users.noreply.github.com>

* Update src/modules/powerrename/lib/PowerRenameManager.cpp

Address PR comment

Co-authored-by: Jay <65828559+Jay-o-Way@users.noreply.github.com>

* Folder max path is 247

* Implement State() properly

Co-authored-by: Niels Laute <niels.laute@live.nl>
Co-authored-by: Jay <65828559+Jay-o-Way@users.noreply.github.com>

src/modules/powerrename/PowerRenameUILib/ExplorerItem.cpp

@@ -1,10 +1,42 @@
-#include "pch.h"
+#include "pch.h"
 #include "ExplorerItem.h"
+#if __has_include("ExplorerItem.g.cpp")
 #include "ExplorerItem.g.cpp"
+#endif
 
-namespace {
+using namespace winrt;
+using namespace Microsoft::UI::Xaml;
+using namespace Microsoft::Windows::ApplicationModel::Resources;
+
+namespace
+{
     const wchar_t fileImagePath[] = L"ms-appx:///Assets/file.png";
     const wchar_t folderImagePath[] = L"ms-appx:///Assets/folder.png";
+
+    std::wstring PowerRenameItemRenameStatusToString(PowerRenameItemRenameStatus status)
+    {
+        switch (status)
+        {
+        case PowerRenameItemRenameStatus::Init:
+        {
+            return L"Normal";
+        }
+        case PowerRenameItemRenameStatus::ShouldRename:
+        {
+            return L"Highlight";
+        }
+        case PowerRenameItemRenameStatus::ItemNameInvalidChar:
+        {
+            return L"Error";
+        }
+        case PowerRenameItemRenameStatus::ItemNameTooLong:
+        {
+            return L"Error";
+        }
+        default:
+            return L"Normal";
+        }
+    }
 }
 
 namespace winrt::PowerRenameUI::implementation
@@ -13,7 +45,6 @@ namespace winrt::PowerRenameUI::implementation
         m_id{ id }, m_idStr{ std::to_wstring(id) }, m_original{ original }, m_renamed{ renamed }, m_type{ type }, m_depth{ depth }, m_checked{ checked }
     {
         m_imagePath = (m_type == static_cast<UINT>(ExplorerItemType::Folder)) ? folderImagePath : fileImagePath;
-        m_highlight = m_checked && !m_renamed.empty() ? Microsoft::UI::Xaml::Visibility::Visible : Microsoft::UI::Xaml::Visibility::Collapsed;
     }
 
     int32_t ExplorerItem::Id()
@@ -51,17 +82,11 @@ namespace winrt::PowerRenameUI::implementation
         {
             m_renamed = value;
             m_propertyChanged(*this, Microsoft::UI::Xaml::Data::PropertyChangedEventArgs{ L"Renamed" });
-
-            auto visibility = m_checked && !m_renamed.empty() ? Microsoft::UI::Xaml::Visibility::Visible : Microsoft::UI::Xaml::Visibility::Collapsed;
-            if (m_highlight != visibility)
-            {
-                m_highlight = visibility;
-                m_propertyChanged(*this, Microsoft::UI::Xaml::Data::PropertyChangedEventArgs{ L"Highlight" });
-            }
         }
     }
 
-    double ExplorerItem::Indentation() {
+    double ExplorerItem::Indentation()
+    {
         return static_cast<double>(m_depth) * 12;
     }
 
@@ -96,18 +121,35 @@ namespace winrt::PowerRenameUI::implementation
             m_checked = value;
             m_propertyChanged(*this, Microsoft::UI::Xaml::Data::PropertyChangedEventArgs{ L"Checked" });
 
-            auto visibility = m_checked && !m_renamed.empty() ? Microsoft::UI::Xaml::Visibility::Visible : Microsoft::UI::Xaml::Visibility::Collapsed;
-            if (m_highlight != visibility)
+            if (m_checked && !m_renamed.empty())
             {
-                m_highlight = visibility;
-                m_propertyChanged(*this, Microsoft::UI::Xaml::Data::PropertyChangedEventArgs{ L"Highlight" });
+                VisualStateManager::GoToState(*this, PowerRenameItemRenameStatusToString(m_state), false);
+            }
+            else
+            {
+                VisualStateManager::GoToState(*this, L"Normal", false);
             }
         }
     }
 
-    Microsoft::UI::Xaml::Visibility ExplorerItem::Highlight()
+    int32_t ExplorerItem::State()
     {
-        return m_highlight;
+        return static_cast<int32_t>(m_state);
+    }
+
+    void ExplorerItem::State(int32_t value)
+    {
+        m_state = static_cast<PowerRenameItemRenameStatus>(value);
+        ErrorMessageTxt().Text(StateToErrorMessage());
+
+        if (m_renamed == L"")
+        {
+            VisualStateManager::GoToState(*this, L"Normal", false);
+        }
+        else
+        {
+            VisualStateManager::GoToState(*this, PowerRenameItemRenameStatusToString(m_state), false);
+        }
     }
 
     winrt::event_token ExplorerItem::PropertyChanged(winrt::Microsoft::UI::Xaml::Data::PropertyChangedEventHandler const& handler)
@@ -119,4 +161,26 @@ namespace winrt::PowerRenameUI::implementation
     {
         m_propertyChanged.remove(token);
     }
+
+    std::wstring ExplorerItem::StateToErrorMessage()
+    {
+        auto factory = winrt::get_activation_factory<ResourceManager, IResourceManagerFactory>();
+        ResourceManager manager = factory.CreateInstance(L"resources.pri");
+
+        switch (m_state)
+        {
+        case PowerRenameItemRenameStatus::ItemNameInvalidChar:
+        {
+            return std::wstring{ manager.MainResourceMap().GetValue(L"Resources/ErrorMessage_InvalidChar").ValueAsString() };
+        }
+        case PowerRenameItemRenameStatus::ItemNameTooLong:
+        {
+            return std::wstring{ manager.MainResourceMap().GetValue(L"Resources/ErrorMessage_FileNameTooLong").ValueAsString() };
+        }
+        default:
+            return {};
+        }
+
+    }
+
 }

src/modules/powerrename/PowerRenameUILib/ExplorerItem.h

@@ -1,5 +1,11 @@
-#pragma once
+#pragma once
+
+#include "winrt/Microsoft.UI.Xaml.h"
+#include "winrt/Microsoft.UI.Xaml.Markup.h"
+#include "winrt/Microsoft.UI.Xaml.Interop.h"
+#include "winrt/Microsoft.UI.Xaml.Controls.Primitives.h"
 #include "ExplorerItem.g.h"
+#include "PowerRenameInterfaces.h"
 
 namespace winrt::PowerRenameUI::implementation
 {
@@ -10,7 +16,7 @@ namespace winrt::PowerRenameUI::implementation
             Folder = 0,
             File = 1
         };
-        
+
         ExplorerItem() = default;
 
         ExplorerItem(int32_t id, hstring const& original, hstring const& renamed, int32_t type, uint32_t depth, bool checked);
@@ -26,12 +32,14 @@ namespace winrt::PowerRenameUI::implementation
         void Type(int32_t value);
         bool Checked();
         void Checked(bool value);
-        Microsoft::UI::Xaml::Visibility Highlight();
-        Windows::Foundation::Collections::IObservableVector<PowerRenameUI::ExplorerItem> Children();
-        winrt::event_token PropertyChanged(Microsoft::UI::Xaml::Data::PropertyChangedEventHandler const& handler);
+        int32_t State();
+        void State(int32_t value);
+        winrt::event_token PropertyChanged(winrt::Microsoft::UI::Xaml::Data::PropertyChangedEventHandler const& handler);
         void PropertyChanged(winrt::event_token const& token) noexcept;
-    
+
     private:
+        std::wstring StateToErrorMessage();
+
         int32_t m_id;
         hstring m_idStr;
         winrt::hstring m_original;
@@ -40,10 +48,12 @@ namespace winrt::PowerRenameUI::implementation
         hstring m_imagePath;
         int32_t m_type;
         bool m_checked;
-        Microsoft::UI::Xaml::Visibility m_highlight;
+        PowerRenameItemRenameStatus m_state;
         winrt::event<Microsoft::UI::Xaml::Data::PropertyChangedEventHandler> m_propertyChanged;
+
     };
 }
+
 namespace winrt::PowerRenameUI::factory_implementation
 {
     struct ExplorerItem : ExplorerItemT<ExplorerItem, implementation::ExplorerItem>

src/modules/powerrename/PowerRenameUILib/ExplorerItem.idl

@@ -1,6 +1,6 @@
 namespace PowerRenameUI
 {
-    runtimeclass ExplorerItem : Microsoft.UI.Xaml.Data.INotifyPropertyChanged
+    [default_interface] runtimeclass ExplorerItem : Microsoft.UI.Xaml.Controls.UserControl, Microsoft.UI.Xaml.Data.INotifyPropertyChanged
     {
         ExplorerItem();
         ExplorerItem(Int32 id, String original, String renamed, Int32 type, UInt32 depth, Boolean checked);
@@ -12,6 +12,6 @@ namespace PowerRenameUI
         String ImagePath { get; };
         Int32 Type;
         Boolean Checked;
-        Microsoft.UI.Xaml.Visibility Highlight { get; };
+        Int32 State;
     }
 }

src/modules/powerrename/PowerRenameUILib/ExplorerItem.xaml

@@ -0,0 +1,123 @@
+<UserControl
+    x:Class="PowerRenameUI.ExplorerItem"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:PowerRenameUI"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d">
+
+    <Grid Height="28" Padding="0,0,0,0">
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="*" />
+            <ColumnDefinition Width="4" />
+            <!--  Some spacing in between  -->
+            <ColumnDefinition Width="*" />
+            <ColumnDefinition Width="Auto" />
+            <!--  Error tooltip  -->
+        </Grid.ColumnDefinitions>
+
+        <Border
+            Name="HighlightBorder"
+            Grid.ColumnSpan="4"
+            Margin="0,0,0,-1"
+            HorizontalAlignment="Stretch"
+            VerticalAlignment="Stretch"
+            Background="Transparent" />
+
+        <Grid
+            Grid.Column="0"
+            Margin="10,4,0,4"
+            HorizontalAlignment="Left">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition MinWidth="{x:Bind Indentation}" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+
+
+            <CheckBox
+                Name="{x:Bind IdStr}"
+                Grid.Column="1"
+                Width="28"
+                Height="28"
+                MinWidth="0"
+                AutomationProperties.HelpText="{x:Bind Renamed}"
+                AutomationProperties.Name="{x:Bind Original}"
+                Content=""
+                IsChecked="{x:Bind Checked, Mode=TwoWay}"
+                IsTabStop="True"
+                TabIndex="0"
+                XYFocusKeyboardNavigation="Enabled" />
+            <Image
+                Grid.Column="2"
+                Width="16"
+                Margin="4,0,0,0"
+                HorizontalAlignment="Left"
+                Source="{x:Bind ImagePath}" />
+            <TextBlock
+                Grid.Column="3"
+                Margin="6,0,4,0"
+                VerticalAlignment="Center"
+                FontSize="12"
+                Foreground="{ThemeResource TextFillColorSecondaryBrush}"
+                Text="{x:Bind Original, Mode=OneWay}"
+                TextTrimming="CharacterEllipsis" />
+        </Grid>
+        <TextBlock
+            Grid.Column="2"
+            Margin="0,0,4,0"
+            VerticalAlignment="Center"
+            FontSize="12"
+            FontWeight="SemiBold"
+            Foreground="{ThemeResource AccentTextFillColorPrimaryBrush}"
+            Text="{x:Bind Renamed, Mode=OneWay}"
+            TextTrimming="CharacterEllipsis" />
+
+        <Border
+            x:Name="ErrorIcon"
+            Grid.Column="3"
+            Width="12"
+            Height="12"
+            CornerRadius="12"
+            Margin="4,0,8,0"
+            Background="{ThemeResource SystemFillColorCriticalBrush}"
+            Visibility="Collapsed">
+            <TextBlock
+                HorizontalAlignment="Center"
+                VerticalAlignment="Center"
+                FontFamily="{ThemeResource SymbolThemeFontFamily}"
+                Foreground="White"
+                FontSize="8"
+                Text="&#xE10A;" />
+            <ToolTipService.ToolTip>
+                <TextBlock
+                    x:Name="ErrorMessageTxt"
+                    Text="Error message goes here"
+                    TextWrapping="Wrap" />
+            </ToolTipService.ToolTip>
+        </Border>
+
+        <VisualStateManager.VisualStateGroups>
+            <VisualStateGroup x:Name="CommonStates">
+                <VisualState x:Name="Normal" />
+                <VisualState x:Name="Highlight">
+                    <VisualState.Setters>
+                        <Setter Target="HighlightBorder.Opacity" Value="0.1" />
+                        <Setter Target="HighlightBorder.BorderBrush" Value="{ThemeResource AccentTextFillColorPrimaryBrush}" />
+                        <Setter Target="HighlightBorder.Background" Value="{ThemeResource AccentTextFillColorPrimaryBrush}" />
+                    </VisualState.Setters>
+                </VisualState>
+                <VisualState x:Name="Error">
+                    <VisualState.Setters>
+                        <Setter Target="HighlightBorder.Opacity" Value="1" />
+                        <Setter Target="HighlightBorder.BorderBrush" Value="{ThemeResource SystemFillColorCriticalBackgroundBrush}" />
+                        <Setter Target="HighlightBorder.Background" Value="{ThemeResource SystemFillColorCriticalBackgroundBrush}" />
+                        <Setter Target="ErrorIcon.Visibility" Value="Visible" />
+                    </VisualState.Setters>
+                </VisualState>
+            </VisualStateGroup>
+        </VisualStateManager.VisualStateGroups>
+    </Grid>
+</UserControl>

src/modules/powerrename/PowerRenameUILib/MainWindow.idl

@@ -16,9 +16,5 @@ namespace PowerRenameUI
 
         String OriginalCount;
         String RenamedCount;
-
-        void AddExplorerItem(Int32 id, String original, String renamed, Int32 type, UInt32 depth, Boolean checked);
-        void UpdateExplorerItem(Int32 id, String newName);
-        void UpdateRenamedExplorerItem(Int32 id, String newOriginalName);
     }
 }

src/modules/powerrename/PowerRenameUILib/MainWindow.xaml

@@ -2,18 +2,18 @@
     x:Class="PowerRenameUI.MainWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:local="using:PowerRenameUI"
-    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-    xmlns:controls="using:Microsoft.UI.Xaml.Controls"
-    xmlns:muxc="using:Microsoft.UI.Xaml.Controls"
     xmlns:animatedVisuals="using:Microsoft.UI.Xaml.Controls.AnimatedVisuals"
+    xmlns:controls="using:Microsoft.UI.Xaml.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:local="using:PowerRenameUI"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:muxc="using:Microsoft.UI.Xaml.Controls"
     mc:Ignorable="d">
 
-    <Grid Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" Padding="12">
+    <Grid Padding="12" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
         <Grid.RowDefinitions>
             <RowDefinition Height="0" />
-            <!-- 48 if we need to draw the title bar ourself -->
+            <!--  48 if we need to draw the title bar ourself  -->
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
@@ -21,14 +21,15 @@
             <ColumnDefinition Width="*" />
         </Grid.ColumnDefinitions>
 
-        <Grid Grid.Row="1"
-              Grid.Column="1"
-              Background="{ThemeResource LayerFillColorDefaultBrush}"
-              VerticalAlignment="Stretch"
-              HorizontalAlignment="Stretch"
-              CornerRadius="8"
-              BorderThickness="1"
-              BorderBrush="{ThemeResource CardStrokeColorDefaultBrush}">
+        <Grid
+            Grid.Row="1"
+            Grid.Column="1"
+            HorizontalAlignment="Stretch"
+            VerticalAlignment="Stretch"
+            Background="{ThemeResource LayerFillColorDefaultBrush}"
+            BorderBrush="{ThemeResource CardStrokeColorDefaultBrush}"
+            BorderThickness="1"
+            CornerRadius="8">
             <Grid.RowDefinitions>
                 <RowDefinition Height="40" />
                 <RowDefinition Height="*" />
@@ -40,10 +41,26 @@
             </Grid.ColumnDefinitions>
 
             <StackPanel Orientation="Horizontal">
-                <CheckBox x:Name="checkBox_selectAll" IsChecked="True" MinWidth="0" Content="" x:Uid="SelectAllCheckBox" Margin="10,0,0,0" Checked="SelectAll" Unchecked="SelectAll" />
-                <Image Width="16" Margin="4,0,0,0" Source="ms-appx:///Assets/file.png" HorizontalAlignment="Left" />
+                <CheckBox
+                    x:Name="checkBox_selectAll"
+                    x:Uid="SelectAllCheckBox"
+                    MinWidth="0"
+                    Margin="10,0,0,0"
+                    Checked="SelectAll"
+                    Content=""
+                    IsChecked="True"
+                    Unchecked="SelectAll" />
+                <Image
+                    Width="16"
+                    Margin="4,0,0,0"
+                    HorizontalAlignment="Left"
+                    Source="ms-appx:///Assets/file.png" />
 
-                <StackPanel Orientation="Horizontal" VerticalAlignment="Center" Grid.Column="2" Margin="6,-2,0,0" >
+                <StackPanel
+                    Grid.Column="2"
+                    Margin="6,-2,0,0"
+                    VerticalAlignment="Center"
+                    Orientation="Horizontal">
                     <TextBlock x:Uid="TxtBlock_Original" FontWeight="Medium" />
                     <TextBlock FontWeight="Medium" Margin="4,0,0,0" >
                         <Run Text="(" /><Run Text="{x:Bind OriginalCount, Mode=OneWay}" /><Run Text=")" />
@@ -52,132 +69,128 @@
             </StackPanel>
             <AppBarSeparator Margin="-6,4,0,4" HorizontalAlignment="Right" />
 
-            <StackPanel Orientation="Horizontal" VerticalAlignment="Center" Grid.Column="2" Margin="4,-2,0,0" >
+            <StackPanel
+                Grid.Column="2"
+                Margin="4,-2,0,0"
+                VerticalAlignment="Center"
+                Orientation="Horizontal">
                 <TextBlock x:Uid="TxtBlock_Renamed" FontWeight="Medium" />
                 <TextBlock FontWeight="Medium" Margin="4,0,0,0" >
                         <Run Text="(" /><Run Text="{x:Bind RenamedCount, Mode=OneWay}" /><Run Text=")" />
                 </TextBlock>
             </StackPanel>
 
-            <Button Content="&#xE16E;" Background="Transparent" FontFamily="{ThemeResource SymbolThemeFontFamily}" Height="32" x:Uid="FilterButton" Grid.Column="1" BorderThickness="0" HorizontalAlignment="Right" Margin="0,0,8,0">
+            <Button
+                x:Uid="FilterButton"
+                Grid.Column="1"
+                Height="32"
+                Margin="0,0,8,0"
+                BorderThickness="0"
+                HorizontalAlignment="Right"
+                Background="Transparent"
+                Content="&#xE16E;"
+                FontFamily="{ThemeResource SymbolThemeFontFamily}">
                 <Button.Flyout>
                     <MenuBarItemFlyout Placement="Bottom">
-                        <controls:RadioMenuFlyoutItem x:Name="button_showAll" Click="ShowAll" x:Uid="ShowAll" IsChecked="True" GroupName="Filter" />
-                        <controls:RadioMenuFlyoutItem x:Name="button_showRenamed" Click="ShowRenamed" x:Uid="ShowOnly" GroupName="Filter" />
+                        <controls:RadioMenuFlyoutItem
+                            x:Name="button_showAll"
+                            x:Uid="ShowAll"
+                            Click="ShowAll"
+                            GroupName="Filter"
+                            IsChecked="True" />
+                        <controls:RadioMenuFlyoutItem
+                            x:Name="button_showRenamed"
+                            x:Uid="ShowOnly"
+                            Click="ShowRenamed"
+                            GroupName="Filter" />
                     </MenuBarItemFlyout>
                 </Button.Flyout>
             </Button>
 
-            <Rectangle Height="1" Grid.ColumnSpan="5" Fill="{ThemeResource CardStrokeColorDefaultBrush}" HorizontalAlignment="Stretch" VerticalAlignment="Bottom" />
-            <ListView IsTabStop="false"
-                        SelectionMode="None"
-                        XYFocusKeyboardNavigation="Enabled"
-                        IsItemClickEnabled="False"
-                        Grid.ColumnSpan="6" 
-                        ItemsSource="{x:Bind ExplorerItems, Mode=OneWay}"
-                        Grid.Row="1">
+            <Rectangle
+                Grid.ColumnSpan="5"
+                Height="1"
+                HorizontalAlignment="Stretch"
+                VerticalAlignment="Bottom"
+                Fill="{ThemeResource DividerStrokeColorDefaultBrush}" />
+            <ListView
+                Grid.Row="1"
+                Grid.ColumnSpan="6"
+                IsItemClickEnabled="False"
+                IsTabStop="false"
+                ItemsSource="{x:Bind ExplorerItems, Mode=OneWay}"
+                SelectionMode="None"
+                XYFocusKeyboardNavigation="Enabled">
                 <ListView.ItemContainerStyle>
                     <Style TargetType="ListViewItem">
                         <Setter Property="IsTabStop" Value="False" />
-                        <Setter Property="Padding" Value="0"/>
-                        <Setter Property="Margin" Value="0"/>
-                        <Setter Property="MinHeight" Value="0"/>
-                        <Setter Property="HorizontalContentAlignment"  Value="Stretch"/>
+                        <Setter Property="Padding" Value="0" />
+                        <Setter Property="Margin" Value="0" />
+                        <Setter Property="MinHeight" Value="0" />
+                        <Setter Property="HorizontalContentAlignment" Value="Stretch" />
                         <Setter Property="Template">
                             <Setter.Value>
                                 <ControlTemplate TargetType="ListViewItem">
                                     <StackPanel Orientation="Vertical">
                                         <ContentPresenter />
-                                        <Rectangle Height="1" Margin="0,0,0,0" Opacity="0.8" Grid.ColumnSpan="5" Fill="{ThemeResource CardStrokeColorDefaultBrush}" HorizontalAlignment="Stretch" VerticalAlignment="Bottom" />
-
+                                        <Rectangle
+                                            Grid.ColumnSpan="5"
+                                            Height="1"
+                                            Margin="0,0,0,0"
+                                            HorizontalAlignment="Stretch"
+                                            VerticalAlignment="Bottom"
+                                            Fill="{ThemeResource DividerStrokeColorDefaultBrush}"
+                                            Opacity="1" />
                                     </StackPanel>
                                 </ControlTemplate>
                             </Setter.Value>
                         </Setter>
                     </Style>
                 </ListView.ItemContainerStyle>
-                <ListView.ItemTemplate>
-                    <DataTemplate x:Name="ExplorerItemTemplate" x:DataType="local:ExplorerItem">
-                        <Grid Height="28" Padding="0,0,0,0">
-                            <Grid.ColumnDefinitions>
-                                <ColumnDefinition Width="*" />
-                                <ColumnDefinition Width="*" />
-                            </Grid.ColumnDefinitions>
-
-                            <Border HorizontalAlignment="Stretch" Grid.ColumnSpan="2" BorderThickness="0,0,0,1" Margin="0,0,0,-1" BorderBrush="{ThemeResource SystemAccentColor}" VerticalAlignment="Stretch" Background="{ThemeResource AccentTextFillColorPrimaryBrush}" Opacity="0.1" Visibility="{x:Bind Highlight, Mode=OneWay}" />
-
-                            <Grid Grid.Column="0" HorizontalAlignment="Left" Margin="10,4,0,4">
-                                <Grid.ColumnDefinitions>
-                                    <ColumnDefinition MinWidth="{x:Bind Indentation}"/>
-                                    <ColumnDefinition Width="Auto"/>
-                                    <ColumnDefinition Width="Auto"/>
-                                    <ColumnDefinition Width="Auto"/>
-                                </Grid.ColumnDefinitions>
-
-
-                                <CheckBox TabIndex="0"
-                                          MinWidth="0"
-                                              Width="28"
-                                              Height="28"
-                                          Grid.Column="1"
-                                          XYFocusKeyboardNavigation="Enabled"
-                                          IsTabStop="True"
-                                          Content=""
-                                          Name="{x:Bind IdStr}"
-                                          AutomationProperties.Name="{x:Bind Original}"
-                                          AutomationProperties.HelpText="{x:Bind Renamed}"
-                                          IsChecked="{x:Bind Checked, Mode=TwoWay}" />
-                                <Image Width="16"
-                                            Grid.Column="2"
-                                           Margin="4,0,0,0"
-                                           Source="{x:Bind ImagePath}"
-                                           HorizontalAlignment="Left" />
-                                <TextBlock Margin="6,0,0,0"
-                                           Grid.Column="3"
-                                           Text="{x:Bind Original, Mode=OneWay}"
-                                           Foreground="{ThemeResource TextFillColorSecondaryBrush}"
-                                           VerticalAlignment="Center"
-                                           FontSize="12" />
-                            </Grid>
-                            <TextBlock Text="{x:Bind Renamed, Mode=OneWay}"
-                                       Grid.Column="1"
-                                       FontWeight="Bold"
-                                       Foreground="{ThemeResource AccentTextFillColorPrimaryBrush}"
-                                       VerticalAlignment="Center"
-                                       FontSize="12" />
-                        </Grid>
-                    </DataTemplate>
-                </ListView.ItemTemplate>
             </ListView>
         </Grid>
 
-        <Grid Grid.Column="0" Grid.Row="1" MaxWidth="359" VerticalAlignment="Stretch" HorizontalAlignment="Stretch">
+        <Grid
+            Grid.Row="1"
+            Grid.Column="0"
+            MaxWidth="359"
+            HorizontalAlignment="Stretch"
+            VerticalAlignment="Stretch">
             <Grid.RowDefinitions>
                 <RowDefinition Height="*" />
                 <RowDefinition Height="48" />
             </Grid.RowDefinitions>
 
-            <StackPanel Orientation="Vertical" Padding="0,0,0,16" Margin="0,0,12,0">
+            <StackPanel
+                Margin="0,0,12,0"
+                Padding="0,0,0,16"
+                Orientation="Vertical">
                 <Grid>
                     <Grid.ColumnDefinitions>
-                        <ColumnDefinition Width="*"/>
-                        <ColumnDefinition Width="Auto"/>
+                        <ColumnDefinition Width="*" />
+                        <ColumnDefinition Width="Auto" />
                     </Grid.ColumnDefinitions>
-                    <AutoSuggestBox x:Name="textBox_search" x:Uid="SearchBox" Height="40" VerticalContentAlignment="Center" ItemsSource="{x:Bind SearchMRU}" />
+                    <AutoSuggestBox
+                        x:Name="textBox_search"
+                        x:Uid="SearchBox"
+                        Height="40"
+                        VerticalContentAlignment="Center"
+                        ItemsSource="{x:Bind SearchMRU}" />
 
-                    <Button Grid.Column="1"
-                                FontFamily="{ThemeResource SymbolThemeFontFamily}"
-                                VerticalAlignment="Center"
-                                Visibility="{Binding ElementName=checkBox_regex, Path=IsChecked}"
-                                Height="40"
-                                Width="28" 
-                                Padding="0"
-                                Margin="0,0,-4,0"
-                                BorderBrush="Transparent"
-                                Background="Transparent"
-                                x:Uid="RegExButton"
-                                Content="&#xE946;"
-                                HorizontalAlignment="Right">
+                    <Button
+                        x:Uid="RegExButton"
+                        Grid.Column="1"
+                        Width="28"
+                        Height="40"
+                        Margin="0,0,-4,0"
+                        Padding="0"
+                        HorizontalAlignment="Right"
+                        VerticalAlignment="Center"
+                        Background="Transparent"
+                        BorderBrush="Transparent"
+                        Content="&#xE946;"
+                        FontFamily="{ThemeResource SymbolThemeFontFamily}"
+                        Visibility="{Binding ElementName=checkBox_regex, Path=IsChecked}">
                         <Button.Flyout>
                             <Flyout x:Name="RegExFlyout">
                                 <Grid>
@@ -187,24 +200,47 @@
                                         <RowDefinition Height="48" />
                                     </Grid.RowDefinitions>
                                     <TextBlock x:Uid="RegExCheatSheet_Title" FontWeight="SemiBold" />
-                                    <ListView ItemsSource="{x:Bind SearchRegExShortcuts}" SelectionMode="None" Grid.Row="1" IsItemClickEnabled="True" Margin="-4,12,0,0" ItemClick="RegExItemClick">
+                                    <ListView
+                                        Grid.Row="1"
+                                        Margin="-4,12,0,0"
+                                        IsItemClickEnabled="True"
+                                        ItemClick="RegExItemClick"
+                                        ItemsSource="{x:Bind SearchRegExShortcuts}"
+                                        SelectionMode="None">
                                         <ListView.ItemTemplate>
                                             <DataTemplate x:DataType="local:PatternSnippet">
-                                                <Grid ColumnSpacing="8" Margin="-10,0,0,0">
+                                                <Grid Margin="-10,0,0,0" ColumnSpacing="8">
                                                     <Grid.ColumnDefinitions>
                                                         <ColumnDefinition Width="48" />
                                                         <ColumnDefinition Width="*" />
                                                     </Grid.ColumnDefinitions>
-                                                    <Border CornerRadius="4" Padding="8" HorizontalAlignment="Left" BorderThickness="1" BorderBrush="{ThemeResource ButtonBorderBrush}" Background="{ThemeResource ButtonBackground}">
-                                                        <TextBlock FontFamily="Consolas" Foreground="{ThemeResource ButtonForeground}" Text="{x:Bind Code}" />
+                                                    <Border
+                                                        Padding="8"
+                                                        HorizontalAlignment="Left"
+                                                        Background="{ThemeResource ButtonBackground}"
+                                                        BorderBrush="{ThemeResource ButtonBorderBrush}"
+                                                        BorderThickness="1"
+                                                        CornerRadius="4">
+                                                        <TextBlock
+                                                            FontFamily="Consolas"
+                                                            Foreground="{ThemeResource ButtonForeground}"
+                                                            Text="{x:Bind Code}" />
                                                     </Border>
 
-                                                    <TextBlock Text="{x:Bind Description}" FontSize="12" Grid.Column="1" Foreground="{ThemeResource TextFillColorSecondaryBrush}" VerticalAlignment="Center" />
+                                                    <TextBlock
+                                                        Grid.Column="1"
+                                                        VerticalAlignment="Center"
+                                                        FontSize="12"
+                                                        Foreground="{ThemeResource TextFillColorSecondaryBrush}"
+                                                        Text="{x:Bind Description}" />
                                                 </Grid>
                                             </DataTemplate>
                                         </ListView.ItemTemplate>
                                     </ListView>
-                                    <HyperlinkButton Grid.Row="2" VerticalAlignment="Bottom" NavigateUri="https://aka.ms/powertoysRegExHelp">
+                                    <HyperlinkButton
+                                        Grid.Row="2"
+                                        VerticalAlignment="Bottom"
+                                        NavigateUri="https://aka.ms/powertoysRegExHelp">
                                         <TextBlock x:Uid="RegExCheatSheet_LearnMore" />
                                     </HyperlinkButton>
                                 </Grid>
@@ -214,30 +250,50 @@
                 </Grid>
 
 
-                <CheckBox x:Name="checkBox_regex" x:Uid="CheckBox_RegEx" Margin="2,6,0,0" />
-                <CheckBox x:Name="checkBox_matchAll" x:Uid="CheckBox_MatchAll" Margin="2,0,0,0" />
-                <CheckBox x:Name="checkBox_case" x:Uid="CheckBox_Case" Margin="2,0,0,0" />
+                <CheckBox
+                    x:Name="checkBox_regex"
+                    x:Uid="CheckBox_RegEx"
+                    Margin="2,6,0,0" />
+                <CheckBox
+                    x:Name="checkBox_matchAll"
+                    x:Uid="CheckBox_MatchAll"
+                    Margin="2,0,0,0" />
+                <CheckBox
+                    x:Name="checkBox_case"
+                    x:Uid="CheckBox_Case"
+                    Margin="2,0,0,0" />
 
-                <Rectangle Height="1" Fill="{ThemeResource CardStrokeColorDefaultBrush}" HorizontalAlignment="Stretch" Margin="0,16,0,20" />
+                <Rectangle
+                    Height="1"
+                    Margin="0,16,0,20"
+                    HorizontalAlignment="Stretch"
+                    Fill="{ThemeResource CardStrokeColorDefaultBrush}" />
                 <Grid>
                     <Grid.ColumnDefinitions>
-                        <ColumnDefinition Width="*"/>
-                        <ColumnDefinition Width="Auto"/>
+                        <ColumnDefinition Width="*" />
+                        <ColumnDefinition Width="Auto" />
                     </Grid.ColumnDefinitions>
-                    <AutoSuggestBox x:Name="textBox_replace" x:Uid="ReplaceBox" Height="40" VerticalContentAlignment="Center" Padding="12,12,0,0" ItemsSource="{x:Bind ReplaceMRU}" />
+                    <AutoSuggestBox
+                        x:Name="textBox_replace"
+                        x:Uid="ReplaceBox"
+                        Height="40"
+                        Padding="12,12,0,0"
+                        VerticalContentAlignment="Center"
+                        ItemsSource="{x:Bind ReplaceMRU}" />
 
-                    <Button FontFamily="{ThemeResource SymbolThemeFontFamily}"
-                                VerticalAlignment="Center"
-                                x:Uid="FileCreationButton"
-                                Grid.Column="1"
-                                Width="28"
-                                Height="40"
-                                Padding="0"
-                                Margin="0,0,-4,0"
-                                BorderBrush="Transparent"
-                                Background="Transparent"
-                                Content="&#xE946;"
-                                HorizontalAlignment="Right">
+                    <Button
+                        x:Uid="FileCreationButton"
+                        Grid.Column="1"
+                        Width="28"
+                        Height="40"
+                        Margin="0,0,-4,0"
+                        Padding="0"
+                        HorizontalAlignment="Right"
+                        VerticalAlignment="Center"
+                        Background="Transparent"
+                        BorderBrush="Transparent"
+                        Content="&#xE946;"
+                        FontFamily="{ThemeResource SymbolThemeFontFamily}">
                         <Button.Flyout>
                             <Flyout x:Name="DateTimeFlyout" ShouldConstrainToRootBounds="False">
                                 <Grid>
@@ -246,19 +302,39 @@
                                         <RowDefinition Height="*" />
                                     </Grid.RowDefinitions>
                                     <TextBlock x:Uid="DateTimeCheatSheet_Title" FontWeight="SemiBold" />
-                                    <ListView ItemsSource="{x:Bind DateTimeShortcuts}" SelectionMode="None" Grid.Row="1" IsItemClickEnabled="True" Margin="-4,12,0,0" ItemClick="DateTimeItemClick">
+                                    <ListView
+                                        Grid.Row="1"
+                                        Margin="-4,12,0,0"
+                                        IsItemClickEnabled="True"
+                                        ItemClick="DateTimeItemClick"
+                                        ItemsSource="{x:Bind DateTimeShortcuts}"
+                                        SelectionMode="None">
                                         <ListView.ItemTemplate>
                                             <DataTemplate x:DataType="local:PatternSnippet">
-                                                <Grid ColumnSpacing="8" Margin="-10,0,0,0">
+                                                <Grid Margin="-10,0,0,0" ColumnSpacing="8">
                                                     <Grid.ColumnDefinitions>
                                                         <ColumnDefinition Width="56" />
                                                         <ColumnDefinition Width="*" />
                                                     </Grid.ColumnDefinitions>
-                                                    <Border CornerRadius="4" Padding="8" HorizontalAlignment="Left" BorderThickness="1" BorderBrush="{ThemeResource ButtonBorderBrush}" Background="{ThemeResource ButtonBackground}">
-                                                        <TextBlock FontFamily="Consolas" Foreground="{ThemeResource ButtonForeground}" Text="{x:Bind Code}" />
+                                                    <Border
+                                                        Padding="8"
+                                                        HorizontalAlignment="Left"
+                                                        Background="{ThemeResource ButtonBackground}"
+                                                        BorderBrush="{ThemeResource ButtonBorderBrush}"
+                                                        BorderThickness="1"
+                                                        CornerRadius="4">
+                                                        <TextBlock
+                                                            FontFamily="Consolas"
+                                                            Foreground="{ThemeResource ButtonForeground}"
+                                                            Text="{x:Bind Code}" />
                                                     </Border>
 
-                                                    <TextBlock Text="{x:Bind Description}" FontSize="12" Grid.Column="1" Foreground="{ThemeResource TextFillColorSecondaryBrush}" VerticalAlignment="Center" />
+                                                    <TextBlock
+                                                        Grid.Column="1"
+                                                        VerticalAlignment="Center"
+                                                        FontSize="12"
+                                                        Foreground="{ThemeResource TextFillColorSecondaryBrush}"
+                                                        Text="{x:Bind Description}" />
                                                 </Grid>
                                             </DataTemplate>
                                         </ListView.ItemTemplate>
@@ -270,51 +346,145 @@
                     </Button>
                 </Grid>
 
-                <TextBlock x:Uid="TextBox_ApplyTo" x:Name="ApplyToLabel" FontSize="12" Margin="0,12,0,8" Foreground="{ThemeResource TextFillColorSecondaryBrush}" />
+                <TextBlock
+                    x:Name="ApplyToLabel"
+                    x:Uid="TextBox_ApplyTo"
+                    Margin="0,12,0,8"
+                    FontSize="12"
+                    Foreground="{ThemeResource TextFillColorSecondaryBrush}" />
 
-                <StackPanel Orientation="Horizontal" Grid.Column="1" Spacing="4" Grid.Row="1">
-                    <ComboBox x:Name="comboBox_renameParts" SelectedIndex="0" Width="200" AutomationProperties.LabeledBy="{Binding ElementName=ApplyToLabel}" HorizontalAlignment="Stretch" Grid.Column="0" Grid.Row="1">
+                <StackPanel
+                    Grid.Row="1"
+                    Grid.Column="1"
+                    Orientation="Horizontal"
+                    Spacing="4">
+                    <ComboBox
+                        x:Name="comboBox_renameParts"
+                        Grid.Row="1"
+                        Grid.Column="0"
+                        Width="200"
+                        HorizontalAlignment="Stretch"
+                        AutomationProperties.LabeledBy="{Binding ElementName=ApplyToLabel}"
+                        SelectedIndex="0">
                         <x:String>Filename + extension</x:String>
                         <x:String>Filename only</x:String>
                         <x:String>Extension only</x:String>
                     </ComboBox>
                     <AppBarSeparator Margin="5,0,5,0" />
-                    <ToggleButton x:Name="toggleButton_includeFiles" Content="&#xE160;" MinHeight="0" Height="31" IsChecked="True" FontFamily="{ThemeResource SymbolThemeFontFamily}" x:Uid="ToggleButton_IncludeFiles" Style="{StaticResource CustomToggleButtonStyle}" />
-                    <ToggleButton x:Name="toggleButton_includeFolders" Content="&#xE8B7;" MinHeight="0" Height="31" IsChecked="True" FontFamily="{ThemeResource SymbolThemeFontFamily}" x:Uid="ToggleButton_IncludeFolders" Style="{StaticResource CustomToggleButtonStyle}" />
-                    <ToggleButton x:Name="toggleButton_includeSubfolders" Content="&#xE12F;" MinHeight="0" Height="31" IsChecked="True" FontFamily="{ThemeResource SymbolThemeFontFamily}" x:Uid="ToggleButton_IncludeSubFolders" Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_includeFiles"
+                        x:Uid="ToggleButton_IncludeFiles"
+                        Height="31"
+                        MinHeight="0"
+                        Content="&#xE160;"
+                        FontFamily="{ThemeResource SymbolThemeFontFamily}"
+                        IsChecked="True"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_includeFolders"
+                        x:Uid="ToggleButton_IncludeFolders"
+                        Height="31"
+                        MinHeight="0"
+                        Content="&#xE8B7;"
+                        FontFamily="{ThemeResource SymbolThemeFontFamily}"
+                        IsChecked="True"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_includeSubfolders"
+                        x:Uid="ToggleButton_IncludeSubFolders"
+                        Height="31"
+                        MinHeight="0"
+                        Content="&#xE12F;"
+                        FontFamily="{ThemeResource SymbolThemeFontFamily}"
+                        IsChecked="True"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
                 </StackPanel>
 
 
-                <TextBlock x:Uid="TextBlock_TextFormatting" FontSize="12" Foreground="{ThemeResource TextFillColorSecondaryBrush}" Margin="0,12,0,8" />
+                <TextBlock
+                    x:Uid="TextBlock_TextFormatting"
+                    Margin="0,12,0,8"
+                    FontSize="12"
+                    Foreground="{ThemeResource TextFillColorSecondaryBrush}" />
 
 
                 <StackPanel Orientation="Horizontal" Spacing="4">
-                    <ToggleButton x:Name="toggleButton_lowerCase" Content="aa" FontWeight="Medium" MinHeight="0" Height="31" x:Uid="ToggleButton_Lowercase" Style="{StaticResource CustomToggleButtonStyle}" />
-                    <ToggleButton x:Name="toggleButton_upperCase" Content="AA" FontWeight="Medium" MinHeight="0" Height="31" x:Uid="ToggleButton_Uppercase" Style="{StaticResource CustomToggleButtonStyle}" />
-                    <ToggleButton x:Name="toggleButton_titleCase" Content="Aa" FontWeight="Medium" MinHeight="0" Height="31" x:Uid="ToggleButton_TitleCase" Style="{StaticResource CustomToggleButtonStyle}" />
-                    <ToggleButton x:Name="toggleButton_capitalize" Content="Aa Aa" FontWeight="Medium" MinHeight="0" Height="31" x:Uid="ToggleButton_Capitalize" Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_lowerCase"
+                        x:Uid="ToggleButton_Lowercase"
+                        Height="31"
+                        MinHeight="0"
+                        Content="aa"
+                        FontWeight="Medium"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_upperCase"
+                        x:Uid="ToggleButton_Uppercase"
+                        Height="31"
+                        MinHeight="0"
+                        Content="AA"
+                        FontWeight="Medium"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_titleCase"
+                        x:Uid="ToggleButton_TitleCase"
+                        Height="31"
+                        MinHeight="0"
+                        Content="Aa"
+                        FontWeight="Medium"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_capitalize"
+                        x:Uid="ToggleButton_Capitalize"
+                        Height="31"
+                        MinHeight="0"
+                        Content="Aa Aa"
+                        FontWeight="Medium"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
                     <AppBarSeparator Margin="5,0,5,0" />
 
-                    <ToggleButton x:Name="toggleButton_enumItems" Content="&#xEA40;" FontFamily="{ThemeResource SymbolThemeFontFamily}" MinHeight="32" x:Uid="ToggleButton_EnumItems" Style="{StaticResource CustomToggleButtonStyle}" />
+                    <ToggleButton
+                        x:Name="toggleButton_enumItems"
+                        x:Uid="ToggleButton_EnumItems"
+                        MinHeight="32"
+                        Content="&#xEA40;"
+                        FontFamily="{ThemeResource SymbolThemeFontFamily}"
+                        Style="{StaticResource CustomToggleButtonStyle}" />
                 </StackPanel>
             </StackPanel>
 
 
-            <Rectangle Height="1" Fill="{ThemeResource CardStrokeColorDefaultBrush}" HorizontalAlignment="Stretch" Margin="0,0,12,0" VerticalAlignment="Top" Grid.Row="1" />
+            <Rectangle
+                Grid.Row="1"
+                Height="1"
+                Margin="0,0,12,0"
+                HorizontalAlignment="Stretch"
+                VerticalAlignment="Top"
+                Fill="{ThemeResource CardStrokeColorDefaultBrush}" />
 
 
 
         </Grid>
 
-        <StackPanel Orientation="Horizontal"
-                    Grid.Row="2"
-                    Spacing="8"
-                    Margin="0"
-                    Grid.Column="0"
-                    VerticalAlignment="Bottom"
-                    HorizontalAlignment="Left">
+        <StackPanel
+            Grid.Row="2"
+            Grid.Column="0"
+            Margin="0"
+            HorizontalAlignment="Left"
+            VerticalAlignment="Bottom"
+            Orientation="Horizontal"
+            Spacing="8">
 
-            <Button x:Name="button_settings" Height="32" x:Uid="TxtBlock_ButtonSettings" FontFamily="{ThemeResource SymbolThemeFontFamily}" Grid.Row="5" Padding="6" Background="Transparent" BorderBrush="Transparent" Grid.Column="1">
+            <Button
+                x:Name="button_settings"
+                x:Uid="TxtBlock_ButtonSettings"
+                Grid.Row="5"
+                Grid.Column="1"
+                Height="32"
+                Padding="6"
+                Background="Transparent"
+                BorderBrush="Transparent"
+                FontFamily="{ThemeResource SymbolThemeFontFamily}">
                 <Button.Content>
                     <controls:AnimatedIcon x:Name="SearchAnimatedIcon">
                         <controls:AnimatedIcon.Source>
@@ -328,7 +498,18 @@
                 </Button.Content>
             </Button>
 
-            <Button x:Name="button_docs" Content="&#xE897;" FontFamily="{ThemeResource SymbolThemeFontFamily}" x:Uid="DocsButton" Background="Transparent" BorderBrush="Transparent" Grid.Row="1" Height="32" VerticalAlignment="Bottom" HorizontalAlignment="Left" Click="OpenDocs" />
+            <Button
+                x:Name="button_docs"
+                x:Uid="DocsButton"
+                Grid.Row="1"
+                Height="32"
+                HorizontalAlignment="Left"
+                VerticalAlignment="Bottom"
+                Background="Transparent"
+                BorderBrush="Transparent"
+                Click="OpenDocs"
+                Content="&#xE897;"
+                FontFamily="{ThemeResource SymbolThemeFontFamily}" />
 
 
             <!--<Button Content="&#xE728;"
@@ -353,14 +534,27 @@
 
 
 
-        <muxc:SplitButton Grid.Row="2" Style="{StaticResource SplitAccentButtonStyle}" Grid.Column="0" Margin="0,0,12,1" x:Name="button_rename" x:Uid="ButtonApply" Click="button_rename_Click" HorizontalAlignment="Right" VerticalAlignment="Bottom">
+        <muxc:SplitButton
+            x:Name="button_rename"
+            x:Uid="ButtonApply"
+            Grid.Row="2"
+            Grid.Column="0"
+            Margin="0,0,12,1"
+            HorizontalAlignment="Right"
+            VerticalAlignment="Bottom"
+            Click="button_rename_Click"
+            Style="{StaticResource SplitAccentButtonStyle}">
             <muxc:SplitButton.KeyboardAccelerators>
                 <KeyboardAccelerator Key="Enter" />
                 <KeyboardAccelerator Key="Enter" Modifiers="Control" />
             </muxc:SplitButton.KeyboardAccelerators>
             <muxc:SplitButton.Content>
                 <StackPanel Orientation="Horizontal">
-                    <FontIcon Glyph="&#xE8AC;" FontSize="14" VerticalAlignment="Center" Margin="0,2,10,0" />
+                    <FontIcon
+                        Margin="0,2,10,0"
+                        VerticalAlignment="Center"
+                        FontSize="14"
+                        Glyph="&#xE8AC;" />
                     <TextBlock x:Uid="TxtBlock_ButtonApply" />
                 </StackPanel>
             </muxc:SplitButton.Content>

src/modules/powerrename/PowerRenameUILib/MainWindow.xaml.cpp

@@ -243,22 +243,22 @@ namespace winrt::PowerRenameUI::implementation
         m_explorerItemsMap[id] = newItem;
     }
 
-    void MainWindow::UpdateExplorerItem(int32_t id, hstring const& newName)
+    void MainWindow::UpdateExplorerItem(int32_t id, std::optional<hstring> newOriginalName, std::optional<hstring> newName, PowerRenameItemRenameStatus itemStatus)
     {
         auto itemToUpdate = FindById(id);
         if (itemToUpdate != NULL)
         {
-            itemToUpdate.Renamed(newName);
-        }
-    }
+            if (newOriginalName.has_value())
+            {
+                itemToUpdate.Original(*newOriginalName);
+            }
 
-    void MainWindow::UpdateRenamedExplorerItem(int32_t id, hstring const& newOriginalName)
-    {
-        auto itemToUpdate = FindById(id);
-        if (itemToUpdate != NULL)
-        {
-            itemToUpdate.Original(newOriginalName);
-            itemToUpdate.Renamed(L"");
+            if (newName.has_value())
+            {
+                itemToUpdate.Renamed(*newName);
+            }
+
+            itemToUpdate.State(static_cast<int32_t>(itemStatus));
         }
     }
 
@@ -1007,8 +1007,13 @@ namespace winrt::PowerRenameUI::implementation
             hr = renameItem->GetNewName(&newName);
             if (SUCCEEDED(hr))
             {
-                hstring newNameStr = newName == nullptr ? hstring{} : newName;
-                UpdateExplorerItem(id, newNameStr);
+                PowerRenameItemRenameStatus status;
+                hr = renameItem->GetStatus(&status);
+                if (SUCCEEDED(hr))
+                {
+                    hstring newNameStr = newName == nullptr ? hstring{} : newName;
+                    UpdateExplorerItem(id, std::nullopt, newNameStr, status);
+                }
             }
         }
 
@@ -1026,7 +1031,7 @@ namespace winrt::PowerRenameUI::implementation
             if (SUCCEEDED(hr))
             {
                 hstring newNameStr = newName == nullptr ? hstring{} : newName;
-                UpdateRenamedExplorerItem(id, newNameStr);
+                UpdateExplorerItem(id, newNameStr, L"", PowerRenameItemRenameStatus::Init);
             }
         }
 

src/modules/powerrename/PowerRenameUILib/MainWindow.xaml.h

@@ -88,8 +88,7 @@ namespace winrt::PowerRenameUI::implementation
         void PropertyChanged(winrt::event_token const& token) noexcept;
 
         void AddExplorerItem(int32_t id, hstring const& original, hstring const& renamed, int32_t type, uint32_t depth, bool checked);
-        void UpdateExplorerItem(int32_t id, hstring const& newName);
-        void UpdateRenamedExplorerItem(int32_t id, hstring const& newOriginalName);
+        void UpdateExplorerItem(int32_t id, std::optional<hstring> newOriginalName, std::optional<hstring> newName, PowerRenameItemRenameStatus itemStatus);
 
         void SelectAll(winrt::Windows::Foundation::IInspectable const& sender, winrt::Microsoft::UI::Xaml::RoutedEventArgs const& e);
         void ShowAll(winrt::Windows::Foundation::IInspectable const& sender, winrt::Microsoft::UI::Xaml::RoutedEventArgs const& e);

src/modules/powerrename/PowerRenameUILib/PowerRenameUI.vcxproj

@@ -88,7 +88,8 @@
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="ExplorerItem.h">
-      <DependentUpon>ExplorerItem.idl</DependentUpon>
+      <DependentUpon>ExplorerItem.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </ClInclude>
     <ClInclude Include="PatternSnippet.h">
       <DependentUpon>PatternSnippet.idl</DependentUpon>
@@ -103,11 +104,15 @@
   </ItemGroup>
   <ItemGroup>
     <ApplicationDefinition Include="App.xaml" />
+    <Page Include="ExplorerItem.xaml">
+      <SubType>Designer</SubType>
+    </Page>
     <Page Include="MainWindow.xaml" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="ExplorerItem.cpp">
-      <DependentUpon>ExplorerItem.idl</DependentUpon>
+      <DependentUpon>ExplorerItem.xaml</DependentUpon>
+      <SubType>Code</SubType>
     </ClCompile>
     <ClCompile Include="PatternSnippet.cpp">
       <DependentUpon>PatternSnippet.idl</DependentUpon>
@@ -128,7 +133,10 @@
       <SubType>Code</SubType>
       <DependentUpon>App.xaml</DependentUpon>
     </Midl>
-    <Midl Include="ExplorerItem.idl" />
+    <Midl Include="ExplorerItem.idl">
+      <DependentUpon>ExplorerItem.xaml</DependentUpon>
+      <SubType>Code</SubType>
+    </Midl>
     <Midl Include="MainWindow.idl">
       <SubType>Code</SubType>
       <DependentUpon>MainWindow.xaml</DependentUpon>

src/modules/powerrename/PowerRenameUILib/PowerRenameUI.vcxproj.filters

@@ -5,6 +5,7 @@
   </ItemGroup>
   <ItemGroup>
     <Page Include="MainWindow.xaml" />
+    <Page Include="ExplorerItem.xaml" />
   </ItemGroup>
   <ItemGroup>
     <Midl Include="App.idl" />

src/modules/powerrename/PowerRenameUILib/Strings/en-us/Resources.resw

@@ -330,6 +330,12 @@
   <data name="FileCreationButton.[using:Microsoft.UI.Xaml.Controls]ToolTipService.ToolTip" xml:space="preserve">
     <value>File creation date and time help</value>
   </data>
+  <data name="ErrorMessage_FileNameTooLong" xml:space="preserve">
+    <value>File name is too long</value>
+  </data>
+  <data name="ErrorMessage_InvalidChar" xml:space="preserve">
+    <value>File name contains invalid character(s):&#xD;&#xA; &gt; &lt; | " : ? * \ /</value>
+  </data>
 
 
 </root>

src/modules/powerrename/lib/PowerRenameInterfaces.h

@@ -28,6 +28,14 @@ enum PowerRenameFilters
     ShouldRename = 4,
 };
 
+enum class PowerRenameItemRenameStatus {
+    Init = 0,
+    ShouldRename,
+    ItemNameTooLong,
+    ItemNameInvalidChar,
+    ItemNameAlreadyExists,
+};
+
 interface __declspec(uuid("3ECBA62B-E0F0-4472-AA2E-DEE7A1AA46B9")) IPowerRenameRegExEvents : public IUnknown
 {
 public:
@@ -71,6 +79,8 @@ public:
     IFACEMETHOD(GetId)(_Out_ int *id) = 0;
     IFACEMETHOD(GetDepth)(_Out_ UINT* depth) = 0;
     IFACEMETHOD(PutDepth)(_In_ int depth) = 0;
+    IFACEMETHOD(GetStatus)(_Out_ PowerRenameItemRenameStatus* status) = 0;
+    IFACEMETHOD(PutStatus)(_In_ PowerRenameItemRenameStatus status) = 0;
     IFACEMETHOD(ShouldRenameItem)(_In_ DWORD flags, _Out_ bool* shouldRename) = 0;
     IFACEMETHOD(IsItemVisible)(_In_ DWORD filter, _In_ DWORD flags, _Out_ bool* isItemVisible) = 0;
     IFACEMETHOD(Reset)() = 0;

src/modules/powerrename/lib/PowerRenameItem.cpp

@@ -191,6 +191,18 @@ IFACEMETHODIMP CPowerRenameItem::PutDepth(_In_ int depth)
     return S_OK;
 }
 
+IFACEMETHODIMP CPowerRenameItem::GetStatus(_Out_ PowerRenameItemRenameStatus* status)
+{
+    *status = m_status;
+    return S_OK;
+}
+
+IFACEMETHODIMP CPowerRenameItem::PutStatus(_In_ PowerRenameItemRenameStatus status)
+{
+    m_status = status;
+    return S_OK;
+}
+
 IFACEMETHODIMP CPowerRenameItem::ShouldRenameItem(_In_ DWORD flags, _Out_ bool* shouldRename)
 {
     // Should we perform a rename on this item given its
@@ -200,7 +212,7 @@ IFACEMETHODIMP CPowerRenameItem::ShouldRenameItem(_In_ DWORD flags, _Out_ bool*
     bool excludeBecauseFile = (!m_isFolder && (flags & PowerRenameFlags::ExcludeFiles));
     bool excludeBecauseSubFolderContent = (m_depth > 0 && (flags & PowerRenameFlags::ExcludeSubfolders));
     *shouldRename = (m_selected && m_canRename && hasChanged && !excludeBecauseFile &&
-                     !excludeBecauseFolder && !excludeBecauseSubFolderContent);
+                     !excludeBecauseFolder && !excludeBecauseSubFolderContent && m_status == PowerRenameItemRenameStatus::ShouldRename);
     return S_OK;
 }
 

src/modules/powerrename/lib/PowerRenameItem.h

@@ -29,6 +29,8 @@ public:
     IFACEMETHODIMP GetId(_Out_ int* id);
     IFACEMETHODIMP GetDepth(_Out_ UINT* depth);
     IFACEMETHODIMP PutDepth(_In_ int depth);
+    IFACEMETHODIMP GetStatus(_Out_ PowerRenameItemRenameStatus* status);
+    IFACEMETHODIMP PutStatus(_In_ PowerRenameItemRenameStatus status);
     IFACEMETHODIMP Reset();
     IFACEMETHODIMP ShouldRenameItem(_In_ DWORD flags, _Out_ bool* shouldRename);
     IFACEMETHODIMP IsItemVisible(_In_ DWORD filter, _In_ DWORD flags, _Out_ bool* isItemVisible);
@@ -49,18 +51,18 @@ protected:
 
     HRESULT _Init(_In_ IShellItem* psi);
 
-    bool        m_selected = true;
-    bool        m_isFolder = false;
-    bool        m_isTimeParsed = false;
-    bool        m_canRename = true;
-    int         m_id = -1;
-    int         m_iconIndex = -1;
-    UINT        m_depth = 0;
-    HRESULT     m_error = S_OK;
-    PWSTR       m_path = nullptr;
-    PWSTR       m_originalName = nullptr;
-    PWSTR       m_newName = nullptr;
-    SYSTEMTIME  m_time = {0};
-    CSRWLock    m_lock;
-    long        m_refCount = 0;
+    bool                            m_selected = true;
+    bool                            m_isFolder = false;
+    bool                            m_isTimeParsed = false;
+    bool                            m_canRename = true;
+    int                             m_id = -1;
+    int                             m_iconIndex = -1;
+    UINT                            m_depth = 0;
+    PowerRenameItemRenameStatus     m_status = PowerRenameItemRenameStatus::Init;
+    PWSTR                           m_path = nullptr;
+    PWSTR                           m_originalName = nullptr;
+    PWSTR                           m_newName = nullptr;
+    SYSTEMTIME                      m_time = {0};
+    CSRWLock                        m_lock;
+    long                            m_refCount = 0;
 };

src/modules/powerrename/lib/PowerRenameManager.cpp

@@ -1115,6 +1115,36 @@ DWORD WINAPI CPowerRenameManager::s_regexWorkerThread(_In_ void* pv)
                         itemEnumIndex++;
                     }
 
+                    spItem->PutStatus(PowerRenameItemRenameStatus::ShouldRename);
+                    if (newNameToUse != nullptr)
+                    {
+                        std::wstring newNameToUseWstr{ newNameToUse };
+                        PWSTR path = nullptr;
+                        spItem->GetPath(&path);
+
+                        // Following characters cannot be used for file names.
+                        // Ref https://docs.microsoft.com/windows/win32/fileio/naming-a-file#naming-conventions
+                        if (newNameToUseWstr.contains('<') ||
+                            newNameToUseWstr.contains('>') ||
+                            newNameToUseWstr.contains(':') ||
+                            newNameToUseWstr.contains('"') ||
+                            newNameToUseWstr.contains('\\') ||
+                            newNameToUseWstr.contains('/') ||
+                            newNameToUseWstr.contains('|') ||
+                            newNameToUseWstr.contains('?') ||
+                            newNameToUseWstr.contains('*'))
+                        {
+                            spItem->PutStatus(PowerRenameItemRenameStatus::ItemNameInvalidChar);
+                        }
+                        // Max file path is 260 and max folder path is 247.
+                        // Ref https://docs.microsoft.com/windows/win32/fileio/maximum-file-path-limitation?tabs=registry
+                        else if ((isFolder && lstrlen(path) + (lstrlen(newNameToUse) - lstrlen(originalName)) > 247) ||
+                            lstrlen(path) + (lstrlen(newNameToUse) - lstrlen(originalName)) > 260)
+                        {
+                            spItem->PutStatus(PowerRenameItemRenameStatus::ItemNameTooLong);
+                        }
+                    }
+
                     winrt::check_hresult(spItem->PutNewName(newNameToUse));
 
                     // Was there a change?