Add tree view to main window.

.idea/.idea.Aaru/.idea/contentModel.xml

@@ -1240,11 +1240,16 @@
         </e>
         <e p="Models" t="Include">
           <e p="AssemblyModel.cs" t="Include" />
+          <e p="DeviceModel.cs" t="Include" />
+          <e p="DevicesRootModel.cs" t="Include" />
           <e p="DeviceStatsModel.cs" t="Include" />
           <e p="EncodingModel.cs" t="Include" />
+          <e p="ImageModel.cs" t="Include" />
+          <e p="ImagesRootModel.cs" t="Include" />
           <e p="MediaStatsModel.cs" t="Include" />
           <e p="NameCountModel.cs" t="Include" />
           <e p="PluginModel.cs" t="Include" />
+          <e p="RootModel.cs" t="Include" />
         </e>
         <e p="obj" t="ExcludeRecursive">
           <e p="Debug" t="Include">

Aaru.Gui/Models/DeviceModel.cs

@@ -0,0 +1,4 @@
+namespace Aaru.Gui.Models
+{
+    public class DeviceModel {}
+}

Aaru.Gui/Models/DevicesRootModel.cs

@@ -0,0 +1,11 @@
+using System.Collections.ObjectModel;
+
+namespace Aaru.Gui.Models
+{
+    public class DevicesRootModel : RootModel
+    {
+        public DevicesRootModel() => Devices = new ObservableCollection<DeviceModel>();
+
+        public ObservableCollection<DeviceModel> Devices { get; }
+    }
+}

Aaru.Gui/Models/ImageModel.cs

@@ -0,0 +1,4 @@
+namespace Aaru.Gui.Models
+{
+    public class ImageModel {}
+}

Aaru.Gui/Models/ImagesRootModel.cs

@@ -0,0 +1,11 @@
+using System.Collections.ObjectModel;
+
+namespace Aaru.Gui.Models
+{
+    public class ImagesRootModel : RootModel
+    {
+        public ImagesRootModel() => Images = new ObservableCollection<ImageModel>();
+
+        public ObservableCollection<ImageModel> Images { get; }
+    }
+}

Aaru.Gui/Models/RootModel.cs

@@ -0,0 +1,7 @@
+namespace Aaru.Gui.Models
+{
+    public class RootModel
+    {
+        public string Name { get; set; }
+    }
+}

Aaru.Gui/ViewModels/MainWindowViewModel.cs

@@ -1,6 +1,9 @@
-using System.Linq;
+using System.Collections.ObjectModel;
+using System.Linq;
 using System.Reactive;
+using Aaru.CommonTypes.Interop;
 using Aaru.Database;
+using Aaru.Gui.Models;
 using Aaru.Gui.Views;
 using Avalonia;
 using Avalonia.Controls;
@@ -12,8 +15,11 @@ namespace Aaru.Gui.ViewModels
 {
     public class MainWindowViewModel : ViewModelBase
     {
-        readonly MainWindow _view;
-        ConsoleWindow       _consoleWindow;
+        readonly DevicesRootModel _devicesRoot;
+        readonly ImagesRootModel  _imagesRoot;
+        readonly MainWindow       _view;
+        ConsoleWindow             _consoleWindow;
+        bool                      _devicesSupported;
 
         public MainWindowViewModel(MainWindow view)
         {
@@ -25,21 +31,51 @@ namespace Aaru.Gui.ViewModels
             SettingsCommand   = ReactiveCommand.Create(ExecuteSettingsCommand);
             ConsoleCommand    = ReactiveCommand.Create(ExecuteConsoleCommand);
             _view             = view;
+            TreeRoot          = new ObservableCollection<RootModel>();
+
+            _imagesRoot = new ImagesRootModel
+            {
+                Name = "Images"
+            };
+
+            TreeRoot.Add(_imagesRoot);
+
+            switch(DetectOS.GetRealPlatformID())
+            {
+                case PlatformID.Win32NT:
+                case PlatformID.Linux:
+                case PlatformID.FreeBSD:
+                    _devicesRoot = new DevicesRootModel
+                    {
+                        Name = "Devices"
+                    };
+
+                    TreeRoot.Add(_devicesRoot);
+                    DevicesSupported = true;
+
+                    break;
+            }
         }
 
-        public string Greeting => "Welcome to Aaru!";
+        public bool DevicesSupported
+        {
+            get => _devicesSupported;
+            set => this.RaiseAndSetIfChanged(ref _devicesSupported, value);
+        }
 
         public bool NativeMenuSupported =>
             NativeMenu.GetIsNativeMenuExported((Application.Current.ApplicationLifetime as
                                                     IClassicDesktopStyleApplicationLifetime)?.MainWindow);
 
-        public ReactiveCommand<Unit, Unit> AboutCommand      { get; }
-        public ReactiveCommand<Unit, Unit> ConsoleCommand    { get; }
-        public ReactiveCommand<Unit, Unit> EncodingsCommand  { get; }
-        public ReactiveCommand<Unit, Unit> PluginsCommand    { get; }
-        public ReactiveCommand<Unit, Unit> StatisticsCommand { get; }
-        public ReactiveCommand<Unit, Unit> ExitCommand       { get; }
-        public ReactiveCommand<Unit, Unit> SettingsCommand   { get; }
+        public string                          Greeting          => "Welcome to Aaru!";
+        public ObservableCollection<RootModel> TreeRoot          { get; }
+        public ReactiveCommand<Unit, Unit>     AboutCommand      { get; }
+        public ReactiveCommand<Unit, Unit>     ConsoleCommand    { get; }
+        public ReactiveCommand<Unit, Unit>     EncodingsCommand  { get; }
+        public ReactiveCommand<Unit, Unit>     PluginsCommand    { get; }
+        public ReactiveCommand<Unit, Unit>     StatisticsCommand { get; }
+        public ReactiveCommand<Unit, Unit>     ExitCommand       { get; }
+        public ReactiveCommand<Unit, Unit>     SettingsCommand   { get; }
 
         internal void ExecuteAboutCommand()
         {

Aaru.Gui/Views/MainWindow.xaml

@@ -1,4 +1,5 @@
 <Window xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:models="clr-namespace:Aaru.Gui.Models;assembly=Aaru.Gui"
         xmlns:vm="clr-namespace:Aaru.Gui.ViewModels;assembly=Aaru.Gui"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" mc:Ignorable="d" d:DesignWidth="800"
@@ -15,7 +16,7 @@
                 <Separator />
                 <MenuItem Header="E_xit" IsVisible="{Binding !NativeMenuSupported}" Command="{Binding ExitCommand}" />
             </MenuItem>
-            <MenuItem Header="_Devices">
+            <MenuItem Header="_Devices" IsVisible="{Binding DevicesSupported}">
                 <MenuItem Header="_Refresh" />
             </MenuItem>
             <MenuItem Header="_Window">
@@ -30,6 +31,29 @@
                           Command="{Binding AboutCommand}" />
             </MenuItem>
         </Menu>
-        <TextBlock Text="{Binding Greeting}" HorizontalAlignment="Center" VerticalAlignment="Center" />
+        <Grid>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" /><ColumnDefinition Width="5" /><ColumnDefinition Width="6*" />
+            </Grid.ColumnDefinitions>
+            <TreeView Items="{Binding TreeRoot}">
+                <TreeView.DataTemplates>
+                    <TreeDataTemplate DataType="models:DevicesRootModel" ItemsSource="{Binding Devices}">
+                        <StackPanel Orientation="Horizontal">
+                            <Image Width="24" Height="24" Source="/Assets/Icons/oxygen/32x32/computer.png" />
+                            <TextBlock Text="{Binding Name}" />
+                        </StackPanel>
+                    </TreeDataTemplate>
+                    <TreeDataTemplate DataType="models:ImagesRootModel" ItemsSource="{Binding Images}">
+                        <StackPanel Orientation="Horizontal">
+                            <Image Width="24" Height="24" Source="/Assets/Icons/oxygen/32x32/inode-directory.png" />
+                            <TextBlock Text="{Binding Name}" />
+                        </StackPanel>
+                    </TreeDataTemplate>
+                </TreeView.DataTemplates>
+            </TreeView>
+            <GridSplitter Grid.Column="1" Width="5" HorizontalAlignment="Stretch" />
+            <TextBlock Grid.Column="2" Text="{Binding Greeting}" HorizontalAlignment="Center"
+                       VerticalAlignment="Center" />
+        </Grid>
     </DockPanel>
 </Window>