sourcegit/src/Views/LauncherTabBar.axaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:vm="using:SourceGit.ViewModels"
             xmlns:c="using:SourceGit.Converters"
             xmlns:v="using:SourceGit.Views"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="SourceGit.Views.LauncherTabBar"
             x:DataType="vm:Launcher"
             x:Name="ThisControl">
  <Grid ColumnDefinitions="Auto,*,Auto">
    <RepeatButton Grid.Column="0"
                  Classes="icon_button"
                  Width="18" Height="30"
                  Click="ScrollTabsLeft"
                  IsVisible="{Binding #ThisControl.IsScrollerVisible}">
      <Path Width="8" Height="14" Stretch="Fill" Data="{StaticResource Icons.TriangleLeft}"/>
    </RepeatButton>

    <ScrollViewer Grid.Column="1"
                  Margin="6,0"
                  x:Name="LauncherTabsScroller"
                  HorizontalAlignment="Left"
                  HorizontalScrollBarVisibility="Hidden"
                  VerticalScrollBarVisibility="Disabled"
                  PointerWheelChanged="ScrollTabs">
      <StackPanel Orientation="Horizontal">
        <ListBox x:Name="LauncherTabsList"
                 Classes="launcher_page_tabbar"
                 ItemsSource="{Binding Pages}"
                 SelectionMode="AlwaysSelected"
                 SelectedItem="{Binding ActivePage, Mode=TwoWay}"
                 SelectionChanged="OnTabsSelectionChanged"
                 LayoutUpdated="OnTabsLayoutUpdated">
          <ListBox.ItemsPanel>
            <ItemsPanelTemplate>
              <StackPanel Orientation="Horizontal" Height="30"/>
            </ItemsPanelTemplate>
          </ListBox.ItemsPanel>

          <ListBox.ItemTemplate>
            <DataTemplate DataType="{x:Type vm:LauncherPage}">
              <Border Height="30"
                      Background="Transparent"
                      PointerPressed="OnPointerPressedTab"
                      PointerMoved="OnPointerMovedOverTab"
                      PointerReleased="OnPointerReleasedTab"
                      Loaded="SetupDragAndDrop"
                      ContextRequested="OnTabContextRequested">
                <ToolTip.Tip>
                  <Grid>
                    <TextBlock Text="{DynamicResource Text.Welcome}" IsVisible="{Binding !Node.IsRepository}"/>
                    <TextBlock Text="{Binding Node.Id}" IsVisible="{Binding Node.IsRepository}"/>
                  </Grid>
                </ToolTip.Tip>

                <Grid Width="{Binding Source={x:Static vm:Preferences.Instance}, Path=UseFixedTabWidth, Converter={x:Static c:BoolConverters.ToPageTabWidth}}" Height="30" ColumnDefinitions="Auto,*,Auto" VerticalAlignment="Center">
                  <Path Grid.Column="0"
                        Width="12" Height="12" Margin="12,0"
                        Fill="{Binding Node.Bookmark, Converter={x:Static c:IntConverters.ToBookmarkBrush}}"
                        Data="{StaticResource Icons.Bookmark}"
                        IsVisible="{Binding Node.IsRepository}"
                        IsHitTestVisible="False"/>
                  <Path Grid.Column="0"
                        Width="12" Height="12" Margin="12,0"
                        Fill="{DynamicResource Brush.FG1}"
                        Data="{StaticResource Icons.Repositories}"
                        IsVisible="{Binding !Node.IsRepository}"
                        IsHitTestVisible="False"/>
                  <TextBlock Grid.Column="1"
                             Classes="primary"
                             HorizontalAlignment="Stretch" VerticalAlignment="Center"
                             FontSize="{Binding Source={x:Static vm:Preferences.Instance}, Path=DefaultFontSize, Converter={x:Static c:DoubleConverters.Decrease}}"
                             TextAlignment="Center"
                             Text="{Binding Node.Name}"
                             IsVisible="{Binding Node.IsRepository}"
                             IsHitTestVisible="False"/>
                  <TextBlock Grid.Column="1"
                             Classes="primary"
                             HorizontalAlignment="Stretch" VerticalAlignment="Center"
                             FontSize="{Binding Source={x:Static vm:Preferences.Instance}, Path=DefaultFontSize, Converter={x:Static c:DoubleConverters.Decrease}}"
                             TextAlignment="Center"
                             Text="{DynamicResource Text.PageTabBar.Welcome.Title}"
                             IsVisible="{Binding !Node.IsRepository}"
                             IsHitTestVisible="False"/>
                  <Button Grid.Column="2"
                          Classes="icon_button"
                          Width="16" Height="16" Margin="12,0"
                          Click="OnCloseTab">
                    <ToolTip.Tip>
                      <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
                        <TextBlock Text="{DynamicResource Text.PageTabBar.Tab.Close}" VerticalAlignment="Center"/>
                        <TextBlock Margin="16,0,0,0" Text="{OnPlatform Ctrl+W, macOS=⌘+W}" Opacity=".6" FontSize="11" VerticalAlignment="Center"/>
                      </StackPanel>
                    </ToolTip.Tip>
                    <Path Width="8" Height="8" Data="{StaticResource Icons.Window.Close}"/>
                  </Button>
                </Grid>
              </Border>
            </DataTemplate>
          </ListBox.ItemTemplate>
        </ListBox>

        <Button Classes="icon_button"
                Width="16" Height="16"
                Margin="8,0"
                Command="{Binding AddNewTab}"
                IsVisible="{Binding !#ThisControl.IsScrollerVisible}">
          <ToolTip.Tip>
            <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
              <TextBlock Text="{DynamicResource Text.PageTabBar.New}" VerticalAlignment="Center"/>
              <TextBlock Margin="16,0,0,0" Text="{OnPlatform Ctrl+T, macOS=⌘+T}" Opacity=".6" FontSize="11" VerticalAlignment="Center"/>
            </StackPanel>
          </ToolTip.Tip>

          <Path Width="12" Height="12" Data="{StaticResource Icons.Plus}"/>
        </Button>
      </StackPanel>
    </ScrollViewer>

    <StackPanel Grid.Column="2" Orientation="Horizontal" IsVisible="{Binding #ThisControl.IsScrollerVisible}">
      <RepeatButton Classes="icon_button" Width="18" Height="30" Click="ScrollTabsRight">
        <Path Width="8" Height="14" Stretch="Fill" Data="{StaticResource Icons.TriangleRight}"/>
      </RepeatButton>

      <Button x:Name="PageSelector" Classes="icon_button" Width="16" Height="16" Margin="8,0">
        <Button.Flyout>
          <Flyout>
            <v:LauncherTabsSelector Pages="{Binding Pages}" PageSelected="OnGotoSelectedPage"/>
          </Flyout>
        </Button.Flyout>
        <Path Width="14" Height="14" Data="{StaticResource Icons.CircleDown}"/>
      </Button>

      <Button Classes="icon_button" Width="16" Height="16" Command="{Binding AddNewTab}">
        <ToolTip.Tip>
          <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
            <TextBlock Text="{DynamicResource Text.PageTabBar.New}" VerticalAlignment="Center"/>
            <TextBlock Margin="16,0,0,0" Text="{OnPlatform Ctrl+T, macOS=⌘+T}" Opacity=".6" FontSize="11" VerticalAlignment="Center"/>
          </StackPanel>
        </ToolTip.Tip>

        <Path Width="12" Height="12" Data="{StaticResource Icons.Plus}"/>
      </Button>
    </StackPanel>
  </Grid>
</UserControl>