diff --git a/launcher-client-win/GUI/App.xaml b/launcher-client-win/GUI/App.xaml
index e7e28b1..fc3e275 100644
--- a/launcher-client-win/GUI/App.xaml
+++ b/launcher-client-win/GUI/App.xaml
@@ -1,30 +1,46 @@
-<Application x:Class="launcher_client_win.App"
+<Application x:Class="launcher_client_win.GUI.App"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <Application.Resources>
-         <ControlTemplate x:Key="myScrollBar" TargetType="{x:Type ScrollBar}">
+        <SolidColorBrush x:Key="MyDarkTr"
+                         Opacity="0.8"
+                         Color="#141419" />
+        <SolidColorBrush x:Key="MyGray" Color="#4B4B50" />
+        <SolidColorBrush x:Key="MyWhite" Color="#F0F0F0" />
+        <SolidColorBrush x:Key="MyGreen" Color="#2CDA11" />
+        <SolidColorBrush x:Key="MyOrange" Color="#D09524" />
+        <SolidColorBrush x:Key="MyRed" Color="#E5160A" />
+        <SolidColorBrush x:Key="MySelectionColor" Color="#3768A4" />
+
+
+        <ControlTemplate x:Key="myScrollBar" TargetType="{x:Type ScrollBar}">
             <Grid x:Name="Bg" SnapsToDevicePixels="True">
-                <Border BorderBrush="Transparent" BorderThickness="0" 
-                        Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}" Grid.Row="1"/>
-                <Track x:Name="PART_Track" IsDirectionReversed="True" IsEnabled="{TemplateBinding IsMouseOver}" Grid.Row="1">
+                <Border Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
+                        BorderBrush="{DynamicResource MyDarkTr}"
+                        BorderThickness="0" />
+                <Track x:Name="PART_Track"
+                       IsDirectionReversed="True"
+                       IsEnabled="{TemplateBinding IsMouseOver}">
                     <Track.Thumb>
                         <Thumb>
                             <Thumb.Style>
                                 <Style TargetType="{x:Type Thumb}">
-                                    <Setter Property="OverridesDefaultStyle" Value="True"/>
-                                    <Setter Property="IsTabStop" Value="False"/>
+                                    <Setter Property="OverridesDefaultStyle" Value="True" />
+                                    <Setter Property="IsTabStop" Value="False" />
                                     <Setter Property="Template">
                                         <Setter.Value>
                                             <ControlTemplate TargetType="{x:Type Thumb}">
-                                                <Border x:Name="rectangle" CornerRadius="2" Background="#FF9A9FC5"
-                                                        Height="{TemplateBinding Height}" SnapsToDevicePixels="True"
-                                                        Width="{TemplateBinding Width}" />
+                                                <Border x:Name="rectangle"
+                                                        Width="8"
+                                                        Height="{TemplateBinding Height}"
+                                                        Background="{DynamicResource MyGray}"
+                                                        SnapsToDevicePixels="True" />
                                                 <ControlTemplate.Triggers>
                                                     <Trigger Property="IsMouseOver" Value="True">
-                                                        <Setter Property="Background" TargetName="rectangle" Value="#FF9A9FC5"/>
+                                                        <Setter TargetName="rectangle" Property="Background" Value="{DynamicResource MyGray}" />
                                                     </Trigger>
                                                     <Trigger Property="IsDragging" Value="True">
-                                                        <Setter Property="Background" TargetName="rectangle" Value="#FF515ED1"/>
+                                                        <Setter TargetName="rectangle" Property="Background" Value="{DynamicResource MySelectionColor}" />
                                                     </Trigger>
                                                 </ControlTemplate.Triggers>
                                             </ControlTemplate>
@@ -37,152 +53,179 @@
                 </Track>
             </Grid>
         </ControlTemplate>
-        
-         <ControlTemplate x:Key="myScrollViewer" TargetType="{x:Type ScrollViewer}">
+
+        <ControlTemplate x:Key="myScrollViewer" TargetType="{x:Type ScrollViewer}">
             <Grid x:Name="Grid">
                 <Grid.ColumnDefinitions>
-                    <ColumnDefinition Width="*"/>
-                    <ColumnDefinition Width="Auto"/>
+                    <ColumnDefinition Width="*" />
+                    <ColumnDefinition Width="Auto" />
                 </Grid.ColumnDefinitions>
                 <Grid.RowDefinitions>
-                    <RowDefinition Height="*"/>
-                    <RowDefinition Height="Auto"/>
+                    <RowDefinition Height="*" />
+                    <RowDefinition Height="Auto" />
                 </Grid.RowDefinitions>
-                <Rectangle
-                    x:Name="Corner" 
-                    Grid.Column="1" 
-                    Grid.Row="1"
-                    Fill="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" />
+                <Rectangle x:Name="Corner"
+                           Grid.Row="1"
+                           Grid.Column="1"
+                           Fill="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" />
                 <ScrollContentPresenter x:Name="PART_ScrollContentPresenter"
+                                        Grid.Row="0"
+                                        Grid.Column="0"
+                                        Margin="{TemplateBinding Padding}"
                                         CanContentScroll="{TemplateBinding CanContentScroll}"
-                                        CanHorizontallyScroll="False" CanVerticallyScroll="False"
-                                        ContentTemplate="{TemplateBinding ContentTemplate}"
-                                        Content="{TemplateBinding Content}" Grid.Column="0"
-                                        Margin="{TemplateBinding Padding}" Grid.Row="0" />
-                <ScrollBar Template="{DynamicResource myScrollBar}"
+                                        CanHorizontallyScroll="False"
+                                        CanVerticallyScroll="False"
+                                        Content="{TemplateBinding Content}"
+                                        ContentTemplate="{TemplateBinding ContentTemplate}" />
+                <ScrollBar x:Name="PART_VerticalScrollBar"
+                           Grid.Row="0"
+                           Grid.Column="1"
+                           AutomationProperties.AutomationId="VerticalScrollBar"
                            Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
-                           x:Name="PART_VerticalScrollBar" AutomationProperties.AutomationId="VerticalScrollBar"
-                           Cursor="Arrow" Grid.Column="1" Maximum="{TemplateBinding ScrollableHeight}" Minimum="0"
-                           Grid.Row="0" Visibility="{TemplateBinding ComputedVerticalScrollBarVisibility}"
-                           Value="{Binding VerticalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}"
-                           ViewportSize="{TemplateBinding ViewportHeight}" />
-                <ScrollBar Template="{DynamicResource myScrollBar}"
+                           Cursor="Arrow"
+                           Maximum="{TemplateBinding ScrollableHeight}"
+                           Minimum="0"
+                           Template="{DynamicResource myScrollBar}"
+                           ViewportSize="{TemplateBinding ViewportHeight}"
+                           Visibility="{TemplateBinding ComputedVerticalScrollBarVisibility}"
+                           Value="{Binding VerticalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" />
+                <ScrollBar x:Name="PART_HorizontalScrollBar"
+                           Grid.Row="1"
+                           Grid.Column="0"
+                           AutomationProperties.AutomationId="HorizontalScrollBar"
                            Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
-                           x:Name="PART_HorizontalScrollBar" AutomationProperties.AutomationId="HorizontalScrollBar"
-                           Cursor="Arrow" Grid.Column="0" Maximum="{TemplateBinding ScrollableWidth}" Minimum="0"
-                           Orientation="Horizontal" Grid.Row="1"
+                           Cursor="Arrow"
+                           Maximum="{TemplateBinding ScrollableWidth}"
+                           Minimum="0"
+                           Orientation="Horizontal"
+                           Template="{DynamicResource myScrollBar}"
+                           ViewportSize="{TemplateBinding ViewportWidth}"
                            Visibility="{TemplateBinding ComputedHorizontalScrollBarVisibility}"
-                           Value="{Binding HorizontalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}"
-                           ViewportSize="{TemplateBinding ViewportWidth}" />
+                           Value="{Binding HorizontalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" />
             </Grid>
         </ControlTemplate>
 
-        <ControlTemplate x:Key="myTabControl" TargetType="{x:Type TabControl}">
-            <Grid KeyboardNavigation.TabNavigation="Local">
-                <Grid.RowDefinitions>
-                    <RowDefinition Height="Auto"/>
-                    <RowDefinition Height="*"/>
-                </Grid.RowDefinitions>
-                <TabPanel 
-                    Name="HeaderPanel"
-                    Grid.Row="0"
-                    Panel.ZIndex="1" 
-                    Margin="0,0,4,0" 
-                    IsItemsHost="True"
-                    KeyboardNavigation.TabIndex="1"
-                    Background="Transparent" />
-                <Border 
-                    Name="Border" 
-                    Grid.Row="1" 
-                    Background="Transparent" 
-                    BorderBrush="Transparent" 
-                    BorderThickness="0" 
-                    CornerRadius="2" 
-                    KeyboardNavigation.TabNavigation="Local"
-                    KeyboardNavigation.DirectionalNavigation="Contained"
-                    KeyboardNavigation.TabIndex="2" >
-                        <ContentPresenter 
-                            Name="PART_SelectedContentHost"
-                            Margin="4"
-                            ContentSource="SelectedContent"/>
-                </Border>
-            </Grid>
-            <ControlTemplate.Triggers>
-                <Trigger Property="IsEnabled" Value="False">
-                    <Setter Property="Foreground" Value="#FFF0F0F0" />
-                    <Setter TargetName="Border" Property="BorderBrush" Value="Transparent" />
-                </Trigger>
-            </ControlTemplate.Triggers>
-        </ControlTemplate>
-
-        <ControlTemplate x:Key="myTabItem" TargetType="{x:Type TabItem}">
-            <Grid>
-                <Border 
-                    x:Name="Border"
-                    Margin="0,0,-4,0"
-                    Background="#FF4D4D4D"
-                    BorderBrush="#FF73C300" 
-                    BorderThickness="2,2,2,2" 
-                    CornerRadius="{Binding Tag, RelativeSource={RelativeSource TemplatedParent}}" >
-                        <ContentPresenter x:Name="ContentSite"
-                            VerticalAlignment="Center"
-                            HorizontalAlignment="Center"
-                            ContentSource="Header"
-                            Margin="12,2,12,2"
-                            RecognizesAccessKey="True"/>
-                </Border>
-            </Grid>
-            <ControlTemplate.Triggers>
-                <Trigger Property="IsSelected" Value="True">
-                    <Setter Property="Panel.ZIndex" Value="100" />
-                    <Setter TargetName="Border" Property="Background" Value="#FF0A11A2" />
-                    <Setter TargetName="Border" Property="BorderThickness" Value="3,3,3,3" />
-                </Trigger>
-                <Trigger Property="IsEnabled" Value="False">
-                    <Setter TargetName="Border" Property="Background" Value="Transparent" />
-                    <Setter TargetName="Border" Property="BorderBrush" Value="Transparent" />
-                    <Setter Property="Foreground" Value="white" />
-                </Trigger>
-
-            </ControlTemplate.Triggers>
-        </ControlTemplate>
-
         <ControlTemplate x:Key="myTextBox" TargetType="{x:Type TextBoxBase}">
-            <Border 
-                Name="Border"
-                Padding="2"
-                Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
-                BorderBrush="Transparent"
-                BorderThickness="1" >
-                    <ScrollViewer Margin="0" x:Name="PART_ContentHost" Template="{DynamicResource myScrollViewer}"/>
+            <Border Name="Border"
+                    Padding="0"
+                    Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
+                    BorderBrush="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
+                    BorderThickness="2">
+                <ScrollViewer x:Name="PART_ContentHost"
+                              Margin="0"
+                              Template="{DynamicResource myScrollViewer}" />
             </Border>
             <ControlTemplate.Triggers>
                 <Trigger Property="IsEnabled" Value="False">
-                    <Setter TargetName="Border" Property="Background" Value="Black"/>
-                    <Setter TargetName="Border" Property="BorderBrush" Value="White"/>
-                    <Setter Property="Foreground" Value="White"/>
+                    <Setter TargetName="Border" Property="Background" Value="Black" />
+                    <Setter TargetName="Border" Property="BorderBrush" Value="White" />
+                    <Setter Property="Foreground" Value="White" />
                 </Trigger>
             </ControlTemplate.Triggers>
         </ControlTemplate>
 
-        <ControlTemplate x:Key="roundedButton" TargetType="Button">
+        <Style x:Key="MyButtonStyle" TargetType="Button">
+            <Setter Property="Template" Value="{DynamicResource MyButton}" />
+            <Setter Property="Background" Value="{DynamicResource MyDarkTr}" />
+            <Setter Property="BorderThickness" Value="3" />
+            <Setter Property="FontFamily" Value="Unispace" />
+            <Setter Property="FontSize" Value="16" />
+            <Setter Property="FontWeight" Value="Bold" />
+            <Setter Property="Foreground" Value="{DynamicResource MyWhite}" />
+        </Style>
+
+        <ControlTemplate x:Key="MyButton" TargetType="Button">
             <Border x:Name="Border"
-                Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
-                BorderBrush="{Binding Foreground, RelativeSource={RelativeSource TemplatedParent}}"
-                BorderThickness="{Binding BorderThickness, RelativeSource={RelativeSource TemplatedParent}}"
-                CornerRadius="{Binding Tag, RelativeSource={RelativeSource TemplatedParent}}">
-                    <ContentPresenter Margin="2" HorizontalAlignment="Center"
-                        VerticalAlignment="Center" RecognizesAccessKey="True"/>
+                    Background="{Binding Background, RelativeSource={RelativeSource TemplatedParent}}"
+                    BorderBrush="{Binding Foreground, RelativeSource={RelativeSource TemplatedParent}}"
+                    BorderThickness="{Binding BorderThickness, RelativeSource={RelativeSource TemplatedParent}}">
+                <ContentPresenter Margin="2"
+                                  HorizontalAlignment="Center"
+                                  VerticalAlignment="Center"
+                                  RecognizesAccessKey="True" />
             </Border>
+
             <ControlTemplate.Triggers>
                 <Trigger Property="IsMouseOver" Value="true">
-                    <Setter TargetName="Border" Property="Background" Value="#FF4E4E59"/>
+                    <Setter TargetName="Border" Property="Background" Value="#FF4E4E59" />
                 </Trigger>
                 <Trigger Property="IsPressed" Value="true">
-                    <Setter TargetName="Border" Property="Background" Value="#FF38384F"/>
+                    <Setter TargetName="Border" Property="Background" Value="#FF38384F" />
                 </Trigger>
             </ControlTemplate.Triggers>
         </ControlTemplate>
-        
+
+        <Style x:Key="MyLabelStyle" TargetType="Label">
+            <Setter Property="VerticalAlignment" Value="Center" />
+            <Setter Property="HorizontalAlignment" Value="Stretch" />
+            <Setter Property="Background" Value="{DynamicResource MyDarkTr}" />
+            <Setter Property="FontFamily" Value="Unispace" />
+            <Setter Property="FontSize" Value="15" />
+            <Setter Property="Foreground" Value="{DynamicResource MyWhite}" />
+        </Style>
+
+
+        <ControlTemplate x:Key="MyComboBox" TargetType="ComboBox">
+            <Grid>
+                <ToggleButton Focusable="false" IsChecked="{Binding Path=IsDropDownOpen, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}">
+                    <ToggleButton.Template>
+                        <ControlTemplate>
+                            <Grid>
+                                <Grid.ColumnDefinitions>
+                                    <ColumnDefinition Width="5*" />
+                                    <ColumnDefinition Width="*" />
+                                </Grid.ColumnDefinitions>
+                                <Border x:Name="Border"
+                                        Grid.ColumnSpan="2"
+                                        Background="{DynamicResource MyDarkTr}" />
+                                <Border Grid.Column="0"
+                                        Margin="1"
+                                        Background="{DynamicResource MyDarkTr}" />
+                                <Path x:Name="Arrow"
+                                      Grid.Column="1"
+                                      HorizontalAlignment="Center"
+                                      VerticalAlignment="Center"
+                                      Data="M 0 0 L 4 4 L 8 0 Z"
+                                      Fill="{DynamicResource MyOrange}" />
+                            </Grid>
+                            <ControlTemplate.Triggers>
+                                <Trigger Property="ToggleButton.IsMouseOver" Value="true">
+                                    <Setter TargetName="Border" Property="Background" Value="{DynamicResource MySelectionColor}" />
+                                </Trigger>
+                                <Trigger Property="ToggleButton.IsChecked" Value="true">
+                                    <Setter TargetName="Border" Property="Background" Value="{DynamicResource MySelectionColor}" />
+                                </Trigger>
+                            </ControlTemplate.Triggers>
+                        </ControlTemplate>
+                    </ToggleButton.Template>
+                </ToggleButton>
+                <ContentPresenter Name="ContentSite"
+                                  Margin="3"
+                                  Content="{TemplateBinding SelectionBoxItem}"
+                                  ContentTemplate="{TemplateBinding SelectionBoxItemTemplate}"
+                                  ContentTemplateSelector="{TemplateBinding ItemTemplateSelector}"
+                                  IsHitTestVisible="False" />
+                <TextBox x:Name="PART_EditableTextBox"
+                         IsReadOnly="{TemplateBinding IsReadOnly}"
+                         Visibility="Hidden" />
+                <Popup Name="Popup"
+                       AllowsTransparency="True"
+                       Focusable="False"
+                       IsOpen="{TemplateBinding IsDropDownOpen}"
+                       Placement="Bottom"
+                       PopupAnimation="Slide">
+                    <Grid Name="DropDown"
+                          MinWidth="{TemplateBinding ActualWidth}"
+                          MaxHeight="{TemplateBinding MaxDropDownHeight}"
+                          SnapsToDevicePixels="True">
+                        <Border x:Name="DropDownBorder" Background="{DynamicResource MyDarkTr}" />
+                        <ScrollViewer SnapsToDevicePixels="True">
+                            <StackPanel IsItemsHost="True" />
+                        </ScrollViewer>
+                    </Grid>
+                </Popup>
+            </Grid>
+        </ControlTemplate>
+
     </Application.Resources>
 </Application>
diff --git a/launcher-client-win/GUI/App.xaml.cs b/launcher-client-win/GUI/App.xaml.cs
index 38fddc6..fb2dabb 100644
--- a/launcher-client-win/GUI/App.xaml.cs
+++ b/launcher-client-win/GUI/App.xaml.cs
@@ -1,19 +1,28 @@
-namespace launcher_client_win;
+using System.Windows.Input;
+using System.Windows.Media;
+
+namespace launcher_client_win.GUI;
 
 public partial class App : Application
 {
+    public static SolidColorBrush MyDark,MySoftDark, MyWhite, MyGreen, MyOrange, MySelectionColor;
+    
+    
     protected override void OnStartup(StartupEventArgs e)
     {
         try
         {
             base.OnStartup(e);
+            MyDark = (SolidColorBrush)Resources["MyDarkTr"];
+            MySoftDark = (SolidColorBrush)Resources["MyGray"];
+            MyWhite = (SolidColorBrush)Resources["MyWhite"];
+            MyGreen = (SolidColorBrush)Resources["MyGreen"];
+            MyOrange = (SolidColorBrush)Resources["MyOrange"];
+            MySelectionColor = (SolidColorBrush)Resources["MySelectionColor"];
             _Main(e.Args);
         }
-        catch (Exception ex)
-        {
-            MessageBox.Show($"STARTUP ERROR:\n{ex}"); 
-            Shutdown();
-        }
+        catch(Exception ex)
+        { LogError("STARTUP",ex); }
     }
 }
 
diff --git a/launcher-client-win/GUI/LauncherWindow.xaml b/launcher-client-win/GUI/LauncherWindow.xaml
index e1946fd..54254ab 100644
--- a/launcher-client-win/GUI/LauncherWindow.xaml
+++ b/launcher-client-win/GUI/LauncherWindow.xaml
@@ -1,98 +1,249 @@
 <Window x:Class="launcher_client_win.GUI.LauncherWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        mc:Ignorable="d"
-        Title="DTLauncher" Width="800" Height="500" MinWidth="800" MinHeight="500" Background="#FF232328">
-    <Grid x:Name="MainGrid">
+        xmlns:local="clr-namespace:launcher_client_win.GUI"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        Title="Launcher"
+        Width="800"
+        Height="500"
+        MinWidth="800"
+        MinHeight="500"
+        Background="#232328"
+        mc:Ignorable="d">
+    <Grid>
         <Grid.ColumnDefinitions>
-            <ColumnDefinition Width="10"/>
-            <ColumnDefinition/>
-            <ColumnDefinition Width="10"/>
+            <ColumnDefinition Width="5" />
+            <ColumnDefinition />
+            <ColumnDefinition Width="5" />
         </Grid.ColumnDefinitions>
         <Grid.RowDefinitions>
-            <RowDefinition Height="10"/>
-            <RowDefinition Height="40"/>
-            <RowDefinition Height="8"/>
-            <RowDefinition/>
-            <RowDefinition Height="10"/>
+            <RowDefinition Height="5" />
+            <RowDefinition Height="40" />
+            <RowDefinition Height="5" />
+            <RowDefinition />
+            <RowDefinition Height="5" />
         </Grid.RowDefinitions>
-        <Rectangle Fill="#FF474747" Grid.Row="2" Grid.ColumnSpan="3" Margin="0,5,0,0"/>
-        <Grid Grid.Column="1" Grid.Row="1">
+        <Image x:Name="BackgroundImage"
+               Grid.RowSpan="5"
+               Grid.ColumnSpan="3"
+               HorizontalAlignment="Center"
+               Stretch="UniformToFill" />
+
+        <Grid Grid.Row="1" Grid.Column="1">
             <Grid.ColumnDefinitions>
-                <ColumnDefinition/>
-                <ColumnDefinition Width="8"/>
-                <ColumnDefinition/>
-                <ColumnDefinition Width="8"/>
-                <ColumnDefinition/>
+                <ColumnDefinition />
+                <ColumnDefinition Width="5" />
+                <ColumnDefinition />
+                <ColumnDefinition Width="5" />
+                <ColumnDefinition />
+                <ColumnDefinition Width="5" />
+                <ColumnDefinition />
             </Grid.ColumnDefinitions>
-            <Button x:Name="HomeButton" 
-                    Content="Home" FontWeight="Bold" FontFamily="Unispace" FontSize="20" 
-                    Grid.Column="0" Background="Transparent" Foreground="#FF2CDA11"
-                    BorderThickness="3" Template="{DynamicResource roundedButton}"/>
-            <Button x:Name="LogButton" Content="Log" FontWeight="Bold" FontFamily="Unispace" FontSize="20" 
-                    Grid.Column="2" Background="Transparent" Foreground="#FFF0F0F0" 
-                    BorderThickness="3" Template="{DynamicResource roundedButton}"/>
-            <Button x:Name="SettingsButton" Content="Settings" FontWeight="Bold" FontFamily="Unispace" FontSize="20" 
-                    Grid.Column="4" Background="Transparent" Foreground="#FFF0F0F0"
-                    BorderThickness="3" Template="{DynamicResource roundedButton}"/>
+            <local:TabButton x:Name="LibraryButton"
+                             Grid.Column="0"
+                             Content="Library"
+                             FontSize="18"
+                             Foreground="{DynamicResource MyGreen}"
+                             Style="{DynamicResource MyButtonStyle}" />
+            <local:TabButton x:Name="DownloadsButton"
+                             Grid.Column="2"
+                             Content="Downloads"
+                             FontSize="18"
+                             Style="{DynamicResource MyButtonStyle}" />
+            <local:TabButton x:Name="LogButton"
+                             Grid.Column="4"
+                             Content="Log"
+                             FontSize="18"
+                             Style="{DynamicResource MyButtonStyle}" />
+            <local:TabButton x:Name="SettingsButton"
+                             Grid.Column="6"
+                             Content="Settings"
+                             FontSize="18"
+                             Style="{DynamicResource MyButtonStyle}" />
 
         </Grid>
-        <Grid x:Name="HomeGrid" Visibility="Visible" Grid.Row="3" Grid.Column="1">
+
+        <Grid x:Name="LibraryGrid"
+              Grid.Row="3"
+              Grid.Column="1"
+              Visibility="Visible">
             <Grid.ColumnDefinitions>
-                <ColumnDefinition Width="240"/>
-                <ColumnDefinition Width="10"/>
-                <ColumnDefinition/>
-                <ColumnDefinition Width="10"/>
-                <ColumnDefinition Width="200"/>
+                <ColumnDefinition Width="220" />
+                <ColumnDefinition Width="5" />
+                <ColumnDefinition />
+                <ColumnDefinition Width="5" />
+                <ColumnDefinition Width="200" />
             </Grid.ColumnDefinitions>
-            <Rectangle Fill="#FF474747" Grid.Column="1" Margin="3,0,3,-10"/>
-            <Rectangle Fill="#FF474747" Grid.Column="3" Margin="3,0,3,-10"/>
-            <ScrollViewer x:Name="ProgramsScrollViever" Template="{DynamicResource myScrollViewer}" 
-                                  Grid.Column="0" Grid.Row="0" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
-                <StackPanel x:Name="ProgramsPanel">
-
-                </StackPanel>
+            <ScrollViewer Grid.Column="0"
+                          HorizontalAlignment="Stretch"
+                          VerticalAlignment="Stretch"
+                          Template="{DynamicResource myScrollViewer}"
+                          VerticalScrollBarVisibility="Auto">
+                <StackPanel x:Name="ProgramsPanel" />
             </ScrollViewer>
-            <Image x:Name="BackgroundImage" Grid.Column="2" HorizontalAlignment="Stretch" Stretch="Fill" Margin="0,40,0,0" />
-            <Label x:Name="NameLabel" Grid.Column="2" Grid.Row="0" Margin="0,0,0,361"
-                                FontSize="16" FontWeight="Bold" FontFamily="Unispace" Foreground="#FFF0F0F0"/>
-            <Button x:Name="InstallButton" Content="Install" FontWeight="Bold" FontFamily="Unispace" FontSize="17" 
-                    Grid.Column="2" Background="#FFB97523" Foreground="#FFF0F0F0"
-                    BorderThickness="3" Template="{DynamicResource roundedButton}" Margin="0,72,167,0" 
-                    HorizontalAlignment="Right" Width="123" Height="37" VerticalAlignment="Top"/>
-            <Button x:Name="LaunchButton" Content="Launch" FontWeight="Bold" FontFamily="Unispace" FontSize="17" 
-                    Grid.Column="2" Background="#FFB97523" Foreground="#FFF0F0F0"
-                    BorderThickness="3" Template="{DynamicResource roundedButton}" Margin="0,72,20,0" 
-                    HorizontalAlignment="Right" Width="123" Height="37" VerticalAlignment="Top"/>
-            <TextBox x:Name="DescriptionBox" Template="{DynamicResource myTextBox}" Opacity="0.8"
-                                 VerticalScrollBarVisibility="Auto"  TextWrapping="Wrap" BorderThickness="0"
-                                 Background="#FF141419" Foreground="#FFF0F0F0" SelectionBrush="#FF3E759E"
-                                 FontSize="14" IsReadOnly="True" Grid.Column="2" Grid.Row="0" Margin="0,160,0,0"/>
-            <Border BorderBrush="#FF141419" BorderThickness="1" Grid.Column="2" Grid.Row="0" Margin="0,160,0,0"/>
-            <ScrollViewer x:Name="DownloadsScrollViever" Template="{DynamicResource myScrollViewer}" VerticalContentAlignment="Top"
-                                  Grid.Column="4" Grid.Row="0" HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
-                <StackPanel x:Name="DownloadsPanel">
-
+            <Grid x:Name="ProgramGrid" Grid.Column="2">
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="35" />
+                    <RowDefinition Height="5" />
+                    <RowDefinition Height="35" />
+                    <RowDefinition Height="5" />
+                    <RowDefinition Height="70" />
+                    <RowDefinition Height="5" />
+                    <RowDefinition Height="*" />
+                </Grid.RowDefinitions>
+                <Label x:Name="NameLabel"
+                       Grid.Row="0"
+                       Content="name"
+                       FontSize="19"
+                       FontWeight="Bold"
+                       Style="{DynamicResource MyLabelStyle}" />
+                <StackPanel Grid.Row="2"
+                            HorizontalAlignment="Right"
+                            ClipToBounds="True"
+                            Orientation="Horizontal">
+                    <Button x:Name="RemoveButton"
+                            Width="100"
+                            Margin="2,0"
+                            Content="Remove"
+                            Foreground="{DynamicResource MyRed}"
+                            Style="{DynamicResource MyButtonStyle}" />
+                    <Button x:Name="InstallButton"
+                            Width="100"
+                            Margin="2,0"
+                            Content="Install"
+                            Foreground="{DynamicResource MyOrange}"
+                            Style="{DynamicResource MyButtonStyle}" />
+                    <Button x:Name="UpdateButton"
+                            Width="100"
+                            Margin="2,0"
+                            Content="Update"
+                            Foreground="{DynamicResource MyOrange}"
+                            Style="{DynamicResource MyButtonStyle}" />
+                    <Button x:Name="LaunchButton"
+                            Width="100"
+                            Margin="2,0"
+                            Content="Launch"
+                            Foreground="{DynamicResource MyGreen}"
+                            Style="{DynamicResource MyButtonStyle}" />
                 </StackPanel>
-            </ScrollViewer>
+                <TextBox x:Name="DescriptionBox"
+                         Grid.Row="4"
+                         Background="{DynamicResource MyDarkTr}"
+                         FontSize="16"
+                         Foreground="{DynamicResource MyWhite}"
+                         IsReadOnly="True"
+                         SelectionBrush="{DynamicResource MySelectionColor}"
+                         Template="{DynamicResource myTextBox}"
+                         TextWrapping="Wrap"
+                         VerticalScrollBarVisibility="Auto" />
+                <TextBox x:Name="ProgramLogBox"
+                         Grid.Row="6"
+                         Background="{DynamicResource MyDarkTr}"
+                         FontSize="16"
+                         Foreground="{DynamicResource MyWhite}"
+                         IsReadOnly="True"
+                         SelectionBrush="{DynamicResource MySelectionColor}"
+                         Template="{DynamicResource myTextBox}"
+                         TextWrapping="Wrap"
+                         VerticalScrollBarVisibility="Auto" />
+            </Grid>
+            <Grid Grid.Row="0" Grid.Column="4">
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="90" />
+                    <RowDefinition />
+                </Grid.RowDefinitions>
+                <Grid Grid.Row="0">
 
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition />
+                        <ColumnDefinition />
+                    </Grid.ColumnDefinitions>
+                    <Grid.RowDefinitions>
+                        <RowDefinition Height="30" />
+                        <RowDefinition Height="30" />
+                        <RowDefinition Height="30" />
+                    </Grid.RowDefinitions>
+                    <Label Grid.Row="0"
+                           Grid.Column="0"
+                           Content="version:"
+                           Style="{DynamicResource MyLabelStyle}" />
+                    <ComboBox Grid.Row="0"
+                              Grid.Column="1"
+                              Background="{DynamicResource MyDarkTr}"
+                              Template="{DynamicResource MyComboBox}">
+                        <ComboBoxItem IsSelected="True">
+                            <Label Background="Transparent"
+                                   Content="v1"
+                                   Style="{DynamicResource MyLabelStyle}" />
+                        </ComboBoxItem>
+                    </ComboBox>
+                    <Label Grid.Row="1"
+                           Grid.Column="0"
+                           Content="directory:"
+                           Style="{DynamicResource MyLabelStyle}" />
+                    <Label Name="ProgramDirectoryLabel"
+                           Grid.Row="1"
+                           Grid.Column="1"
+                           Content="0"
+                           Style="{DynamicResource MyLabelStyle}" />
+                    <Label Grid.Row="2"
+                           Grid.Column="0"
+                           Content="size:"
+                           Style="{DynamicResource MyLabelStyle}" />
+                    <Label Name="ProgramSizeLabel"
+                           Grid.Row="2"
+                           Grid.Column="1"
+                           Content="0"
+                           Style="{DynamicResource MyLabelStyle}" />
+                </Grid>
+                <ScrollViewer Grid.Row="1"
+                              HorizontalAlignment="Stretch"
+                              VerticalAlignment="Stretch"
+                              VerticalContentAlignment="Top"
+                              Template="{DynamicResource myScrollViewer}">
+                    <StackPanel x:Name="ProgramSettings" />
+                </ScrollViewer>
+            </Grid>
         </Grid>
-        <Grid x:Name="LogGrid" Visibility="Hidden" Grid.Row="3" Grid.Column="1">
+
+
+        <Grid x:Name="DownloadsGrid"
+              Grid.Row="3"
+              Grid.Column="1"
+              Visibility="Hidden" />
+
+        <Grid x:Name="LogGrid"
+              Grid.Row="3"
+              Grid.Column="1"
+              Visibility="Hidden">
             <Grid.RowDefinitions>
-                <RowDefinition Height="34"/>
-                <RowDefinition Height="10*"/>
+                <RowDefinition Height="30" />
+                <RowDefinition />
             </Grid.RowDefinitions>
-            <Label x:Name="LogfileLabel" Content="logfile" Grid.Column="0" Grid.Row="0"
-                            FontSize="20" FontWeight="Bold" FontFamily="Unispace" Foreground="#FFF0F0F0"/>
-            <TextBox x:Name="LogBox" Template="{DynamicResource myTextBox}"
-                                 VerticalScrollBarVisibility="Auto" TextWrapping="Wrap" BorderThickness="0"
-                                 Background="#FF141419" Foreground="#FFF0F0F0" SelectionBrush="#FF3E759E"
-                                 FontSize="14" IsReadOnly="True" Grid.Column="0" Grid.Row="1"/>
+            <Label x:Name="LogfileLabel"
+                   Grid.Row="0"
+                   Grid.Column="0"
+                   Content="logfile"
+                   FontStyle="Italic"
+                   Style="{DynamicResource MyLabelStyle}" />
+            <TextBox x:Name="LogBox"
+                     Grid.Row="1"
+                     Grid.Column="0"
+                     Background="{DynamicResource MyDarkTr}"
+                     BorderThickness="0"
+                     FontSize="16"
+                     Foreground="{DynamicResource MyWhite}"
+                     IsReadOnly="True"
+                     SelectionBrush="{DynamicResource MySelectionColor}"
+                     Template="{DynamicResource myTextBox}"
+                     TextWrapping="Wrap"
+                     VerticalScrollBarVisibility="Auto" />
         </Grid>
-        <Grid x:Name="SettingsGrid" Visibility="Hidden" Grid.Row="3" Grid.Column="1">
 
-        </Grid>
+        <Grid x:Name="SettingsGrid"
+              Grid.Row="3"
+              Grid.Column="1"
+              Visibility="Hidden" />
     </Grid>
-</Window>
+</Window>
\ No newline at end of file
diff --git a/launcher-client-win/GUI/LauncherWindow.xaml.cs b/launcher-client-win/GUI/LauncherWindow.xaml.cs
index 9ef1b5b..efec0d0 100644
--- a/launcher-client-win/GUI/LauncherWindow.xaml.cs
+++ b/launcher-client-win/GUI/LauncherWindow.xaml.cs
@@ -1,9 +1,127 @@
-namespace launcher_client_win.GUI;
+using System.Windows.Controls;
+using System.Windows.Media.Imaging;
+
+namespace launcher_client_win.GUI;
 
 public partial class LauncherWindow : Window
 {
     public LauncherWindow()
     {
-        InitializeComponent();
+        try
+        {
+            InitializeComponent();
+            LogBox.Text = Logger.Buffer;
+            Logger.MessageSent += LogHandler;
+            LogfileLabel.Content = Logger.Logfile.Remove(0,Logger.Logfile.LastIndexOf(Path.Sep)+1);
+            LogfileLabel.MouseLeftButtonDown += (s,e)=>
+                Process.Start("explorer.exe", Logger.Logfile.Remove(Logger.Logfile.LastIndexOf(Path.Sep)));
+            LogfileLabel.MouseEnter += (s,e)=>LogfileLabel.Foreground=App.MySelectionColor;
+            LogfileLabel.MouseLeave += (s,e)=>LogfileLabel.Foreground=App.MyWhite;
+            LibraryButton.TabGrid = LibraryGrid;
+            DownloadsButton.TabGrid = DownloadsGrid;
+            LogButton.TabGrid = LogGrid;
+            SettingsButton.TabGrid = SettingsGrid;
+            LibraryButton.Click += SelectTab;
+            DownloadsButton.Click += SelectTab;
+            LogButton.Click += SelectTab;
+            SettingsButton.Click += SelectTab;
+            ProgramGrid.Visibility = Visibility.Hidden;
+            SelectTab(LibraryButton, null);
+            FillProgramsPanel();
+            Logger.Log("launcher started");
+        }
+        catch(Exception ex)
+        { LogError("LAUNCHER WINDOW INIT",ex); }
+    }
+
+    void LogHandler(string m) => Dispatcher.Invoke(()=>LogBox.Text += m);
+
+
+    private TabButton CurrentTab;
+    void SelectTab(object sender, RoutedEventArgs _)
+    {
+        if(CurrentTab!=null)
+        {
+            CurrentTab.Foreground = App.MyWhite;
+            CurrentTab.TabGrid.Visibility = Visibility.Collapsed;
+        }
+        var selected = (TabButton)sender;
+        selected.Foreground = App.MyGreen;
+        selected.TabGrid.Visibility = Visibility.Visible;
+        CurrentTab = selected;
+    }
+    void LibraryTab_activate(object sender, RoutedEventArgs eventArgs)
+    {
+        LibraryButton.Foreground = App.MyGreen;
+        LogButton.Foreground = App.MyWhite;
+        SettingsButton.Foreground = App.MyWhite;
+        LibraryGrid.Visibility = Visibility.Visible;
+        LogGrid.Visibility = Visibility.Hidden;
+        SettingsGrid.Visibility = Visibility.Hidden;
+    }
+    void LogTab_activate(object sender, RoutedEventArgs eventArgs)
+    {
+        LibraryButton.Foreground = App.MyWhite;
+        LogButton.Foreground = App.MyGreen;
+        SettingsButton.Foreground = App.MyWhite;
+        LibraryGrid.Visibility = Visibility.Hidden;
+        LogGrid.Visibility = Visibility.Visible;
+        SettingsGrid.Visibility = Visibility.Hidden;
+    }
+    void SettingsTab_activate(object sender, RoutedEventArgs eventArgs)
+    {
+        LibraryButton.Foreground = App.MyWhite;
+        LogButton.Foreground = App.MyWhite;
+        SettingsButton.Foreground = App.MyGreen;
+        LibraryGrid.Visibility = Visibility.Hidden;
+        LogGrid.Visibility = Visibility.Hidden;
+        SettingsGrid.Visibility = Visibility.Visible;
+    }
+
+    public Program[] Programs;
+    
+    private void FillProgramsPanel()
+    {
+        Logger.Log("reading descriptors...");
+        string[] descriptors = Directory.GetFiles("descriptors");
+        Programs = new Program[descriptors.Length];
+        for (ushort i = 0; i < descriptors.Length; i++)
+        {
+            string descriptor = descriptors[i];
+            if(descriptor.EndsWith(".descriptor"))
+            {
+                Logger.Log('\t'+descriptor);
+                Programs[i] = new Program(descriptors[i]);
+                ProgramsPanel.Children.Add(Programs[i].ProgramLabel);
+                Programs[i].ProgramSelectedEvent += SelectProgram;
+            }
+        }
+    }
+    
+    public Program DisplayingProgram;
+    public void SelectProgram(Program selectedP)
+    {
+        try
+        {
+            if (DisplayingProgram != null)
+            {
+                DisplayingProgram.ProgramLabel.Foreground = App.MyWhite;
+                DisplayingProgram.ProgramLabel.FontWeight = FontWeights.Normal;
+            }
+            else ProgramGrid.Visibility = Visibility.Visible;
+
+            selectedP.ProgramLabel.Foreground = App.MyGreen;
+            selectedP.ProgramLabel.FontWeight = FontWeights.Bold;
+
+            NameLabel.Content = selectedP.Name;
+            DescriptionBox.Text = selectedP.Description;
+            BackgroundImage.Source =
+                new BitmapImage(new Uri(
+                    $"{Directory.GetCurrent()}{Path.Sep}backgrounds{Path.Sep}{selectedP.BackgroundFile}", 
+                    UriKind.Absolute));
+            DisplayingProgram = selectedP;
+        }
+        catch(Exception ex)
+        { LogError("SelectProgram()",ex); }
     }
 }
\ No newline at end of file
diff --git a/launcher-client-win/GUI/ProgramLabel.xaml b/launcher-client-win/GUI/ProgramLabel.xaml
new file mode 100644
index 0000000..0657db5
--- /dev/null
+++ b/launcher-client-win/GUI/ProgramLabel.xaml
@@ -0,0 +1,33 @@
+<UserControl x:Class="launcher_client_win.GUI.ProgramLabel"
+             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="clr-namespace:launcher_client_win.GUI"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             Height="50"
+             Background="{DynamicResource MyDarkTr}"
+             BorderBrush="{Binding Foreground, RelativeSource={RelativeSource Self}}"
+             BorderThickness="3"
+             Foreground="{DynamicResource MyWhite}"
+             mc:Ignorable="d">
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="{Binding Height, RelativeSource={RelativeSource FindAncestor, AncestorType=local:ProgramLabel}}" />
+            <ColumnDefinition />
+        </Grid.ColumnDefinitions>
+
+        <Image x:Name="IconImage"
+               Grid.Column="0"
+               Margin="3,3,3,3"
+               Stretch="Fill" />
+
+        <Label Name="NameLabel"
+               Grid.Column="1"
+               VerticalContentAlignment="Center"
+               Content="label"
+               FontFamily="Unispace"
+               FontSize="15"
+               FontWeight="Normal"
+               Foreground="{Binding Foreground, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=local:ProgramLabel}}" />
+    </Grid>
+</UserControl>
diff --git a/launcher-client-win/GUI/ProgramLabel.xaml.cs b/launcher-client-win/GUI/ProgramLabel.xaml.cs
new file mode 100644
index 0000000..81920b2
--- /dev/null
+++ b/launcher-client-win/GUI/ProgramLabel.xaml.cs
@@ -0,0 +1,17 @@
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+
+namespace launcher_client_win.GUI;
+
+public partial class ProgramLabel : UserControl
+{
+    public ProgramLabel(string label, string icon)
+    {
+        InitializeComponent();
+        NameLabel.Content = label;
+        IconImage.Source = new BitmapImage(new Uri( 
+            $"{Directory.GetCurrent()}{Path.Sep}icons{Path.Sep}{icon}", 
+            UriKind.Absolute));
+    }
+}
\ No newline at end of file
diff --git a/launcher-client-win/GUI/TabButton.cs b/launcher-client-win/GUI/TabButton.cs
new file mode 100644
index 0000000..db145dd
--- /dev/null
+++ b/launcher-client-win/GUI/TabButton.cs
@@ -0,0 +1,16 @@
+using System.Windows.Controls;
+
+namespace launcher_client_win.GUI;
+
+public class TabButton : Button
+{
+    public static readonly DependencyProperty TabGridProp = DependencyProperty.Register(
+        "TabGrid",
+        typeof(Grid), 
+        typeof(TabButton));
+    public Grid TabGrid
+    {
+        get => (Grid)GetValue(TabGridProp);
+        set => SetValue(TabGridProp, value);
+    }
+}
\ No newline at end of file
diff --git a/launcher-client-win/Launcher.cs b/launcher-client-win/Launcher.cs
index bf924ec..f1b528a 100644
--- a/launcher-client-win/Launcher.cs
+++ b/launcher-client-win/Launcher.cs
@@ -22,15 +22,20 @@ public static class Launcher
 {
     public static LauncherConfig Config;
     public static readonly LauncherLogger Logger = new();
-    
+    public static LauncherWindow CurrentLauncherWindow;
     
     public static void _Main(string[] args)
     {
         Logger.Enable();
         Config = new LauncherConfig();
-        LauncherWindow launcherWindow = new();
-        MessageBox.Show("HELLO");
-        launcherWindow.Show();
+        Directory.Create("descriptors");
+        Directory.Create("icons");
+        Directory.Create("backgrounds");
+        Directory.Create("installed");
+        File.WriteAllText($"descriptors{Path.Sep}default.descriptor.template",
+            ReadResource("launcher_client_win.Resources.default.descriptor.template"));
+        CurrentLauncherWindow = new();
+        CurrentLauncherWindow.Show();
     }
     
     public static string ReadResource(string resource_path)
@@ -41,4 +46,11 @@ public static class Launcher
             Encoding.UTF8);
         return resourceStreamReader.ReadToEnd();
     }
+
+    public static void LogError(string context, Exception ex)
+    {
+        string errmsg = $"{context} ERROR:\n{ex}";
+        MessageBox.Show(errmsg);
+        Logger.Log(errmsg);
+    }
 }
\ No newline at end of file
diff --git a/launcher-client-win/Program.cs b/launcher-client-win/Program.cs
new file mode 100644
index 0000000..0b5d8d0
--- /dev/null
+++ b/launcher-client-win/Program.cs
@@ -0,0 +1,62 @@
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media.Imaging;
+using launcher_client_win.GUI;
+
+namespace launcher_client_win;
+
+public class Program
+{
+    public readonly string Name;
+    public readonly string Directory;
+    public readonly string Description;
+    public readonly string IconFile;
+    public readonly string BackgroundFile;
+    public readonly string LaunchFile;
+    public readonly string LaunchArgs;
+    
+    public ProgramLabel ProgramLabel;
+    private Process ProgramProcess;
+
+    public Program(string descriptorFile)
+    {
+        DtsodV23 descriptor= new(File.ReadAllText(descriptorFile));
+        Name = descriptor["name"];
+        Directory = descriptor["directory"];
+        Description = descriptor["description"];
+        IconFile = descriptor["icon"];
+        BackgroundFile = descriptor["background"];
+        string startcommand = descriptor["launchcommand"];
+        LaunchFile = startcommand.Remove(startcommand.IndexOf(' '));
+        LaunchArgs = startcommand.Remove(0,startcommand.IndexOf(' '));
+        ProgramLabel = new ProgramLabel(Name, IconFile);
+
+        ProgramLabel.MouseLeftButtonDown += ProgramLabel_ClickHandler;
+    }
+
+    public event Action<Program> ProgramSelectedEvent;
+    void ProgramLabel_ClickHandler(object s, MouseButtonEventArgs e) => ProgramSelectedEvent?.Invoke(this);
+
+    public void Launch()
+    {
+        if(ProgramProcess.HasExited)
+            throw new Exception($"can't start program <{Name}>, because it hadn't stopped yet");
+        ProgramProcess = Process.Start(LaunchFile, LaunchArgs);
+        if (ProgramProcess is null) 
+            throw new Exception($"program <{Name}> started, but ProgramProcess is null");
+        CurrentLauncherWindow.LaunchButton.Content = "Stop";
+        ProgramProcess.Exited += ProgramExitedHandler;
+    }
+
+    public void Stop()
+    {
+        if (!ProgramProcess.HasExited)
+            throw new Exception($"can't stop program <{Name}>, because it had stopped already");
+        ProgramProcess.Kill(true); 
+    }
+
+    void ProgramExitedHandler(object sender, EventArgs eargs)
+    {
+        CurrentLauncherWindow.LaunchButton.Content = "Start";
+    }
+}
\ No newline at end of file
diff --git a/launcher-client-win/Resources/default.descriptor.template b/launcher-client-win/Resources/default.descriptor.template
new file mode 100644
index 0000000..876af23
--- /dev/null
+++ b/launcher-client-win/Resources/default.descriptor.template
@@ -0,0 +1,6 @@
+name: "";           #label, which displays in launcher
+directory: "";      #name of program' directory on server and client
+description: "";    #desctiption, which displays in launcher
+icon: "";           #name of the icon file
+background: "";     #name of the background file
+launchcommand: "";  #command, which starts the program
\ No newline at end of file
diff --git a/launcher-client-win/Resources/logo-D.ico b/launcher-client-win/Resources/logo-D.ico
new file mode 100644
index 0000000..9b68a7e
Binary files /dev/null and b/launcher-client-win/Resources/logo-D.ico differ
diff --git a/launcher-client-win/launcher-client-win.csproj b/launcher-client-win/launcher-client-win.csproj
index 4cec1c1..812a247 100644
--- a/launcher-client-win/launcher-client-win.csproj
+++ b/launcher-client-win/launcher-client-win.csproj
@@ -8,6 +8,8 @@
     <ImplicitUsings>disable</ImplicitUsings>
     <Nullable>disable</Nullable>
     <DebugType>full</DebugType>
+    <ApplicationIcon>Resources\logo-D.ico</ApplicationIcon>
+    <TargetCulture Label="Invariant" />
   </PropertyGroup>
 
   <ItemGroup>