design: 파일 목록 문구 추가

SmartAquaViewer/View/CCTVView.xaml

@@ -27,6 +27,18 @@
                     </ItemsControl.ItemTemplate>
                 </ItemsControl>
 
+                <Border BorderThickness="0 0 1 0" BorderBrush="#2d374c">
+                    <Border.Style>
+                        <Style TargetType="Border">
+                            <Setter Property="Visibility" Value="Collapsed"/>
+                            <Style.Triggers>
+                                <DataTrigger Binding="{Binding IsOpenMode}" Value="False">
+                                    <Setter Property="Visibility" Value="Visible"/>
+                                </DataTrigger>
+                            </Style.Triggers>
+                        </Style>
+                    </Border.Style>
+                </Border>
                 <Grid HorizontalAlignment="Right">
                     <Button Tag="left" Margin="0"
                             Style="{StaticResource ImageButtonStyle}" Width="25" Command="{Binding ChangeDrawerStatusCommand}"

SmartAquaViewer/View/FileListView.xaml

@@ -13,7 +13,7 @@
         <vm:FileListViewModel/>
     </UserControl.DataContext>
 
-    <Border Background="#1E2241">
+    <Border>
         <Grid>
             <Grid.RowDefinitions>
                 <RowDefinition Height="100"/>
@@ -21,19 +21,38 @@
                 <RowDefinition Height="*"/>
                 <!-- File List Row -->
             </Grid.RowDefinitions>
-            <StackPanel Orientation="Horizontal">
+            <Grid>
                 <Image Source="/Resources/Images/ListImage.png"
-                       Width="35" Margin="20 0"/>
+                       Width="35" Margin="20 0"
+                       HorizontalAlignment="Left"/>
                 <TextBlock Text="파일 목록" FontFamily="{StaticResource SCDream5}"
                            FontSize="20" FontWeight="Bold" Foreground="White"
-                   VerticalAlignment="Center"/>
+                           HorizontalAlignment="Center" VerticalAlignment="Center"
+                           Margin="0 0 30 0"/>
                 <Button Width="40" Height="40" 
-                        Margin="30 0" Padding="0"
+                        Margin="20 0" Padding="0"
+                        HorizontalAlignment="Right"
                         Background="#ffd663"
                         Command="{Binding OpenFileDialogCommand}">
                     <materialDesign:PackIcon Kind="FolderAdd"/>
                 </Button>
-            </StackPanel>
+            </Grid>
+
+            <TextBlock Grid.Row="1" Text="파일을 업로드하세요"
+                       VerticalAlignment="Center" HorizontalAlignment="Center"
+                       FontSize="16" FontWeight="Medium" Foreground="Gray"
+                       FontFamily="{StaticResource SCDream4}">
+                <TextBlock.Style>
+                    <Style TargetType="TextBlock">
+                        <Setter Property="Visibility" Value="Collapsed"/>
+                        <Style.Triggers>
+                            <DataTrigger Binding="{Binding FileList.Count}" Value="0">
+                                <Setter Property="Visibility" Value="Visible"/>
+                            </DataTrigger>
+                        </Style.Triggers>
+                    </Style>
+                </TextBlock.Style>
+            </TextBlock>
 
             <ScrollViewer Grid.Row="1" Margin="10" >
                 <ListView             

SmartAquaViewer/ViewModel/FileListViewModel.cs

@@ -24,7 +24,7 @@ namespace SmartAquaViewer.ViewModel
         private FileModel? _selectedFile;
         public FileModel SelectedFile
         {
-            get => _selectedFile;
+            get => _selectedFile!;
             set
             {
                 if (_selectedFile != value)