amélioration de l'ui pour forcer le remplissage des champs de l'UCConnexion

Code/IHM/UCConnexion.xaml

@@ -36,8 +36,10 @@
 
             
             <TextBlock Style="{StaticResource TextBlockRessource}" FontSize="15">Nom d'utilisateur</TextBlock>
+            <StackPanel Grid.Column="1" Margin="30">
+                <TextBlock x:Name="ErrorUserName" HorizontalAlignment="Center" FontSize="15" Foreground="#FF6347" Visibility="Hidden">Veuillez renseigner votre nom d'utilisateurs</TextBlock>
                 <Border  Grid.Column="1" Style="{StaticResource BorderRessource}">
-                <TextBox>
+                    <TextBox x:Name="UserName">
                         <TextBox.Resources>
                             <Style TargetType="{x:Type Border}">
                                 <Setter Property="CornerRadius" Value="5"/>
@@ -45,17 +47,25 @@
                         </TextBox.Resources>
                     </TextBox>
                 </Border>           
+            </StackPanel>
+            
 
             <TextBlock Grid.Row="1" Style="{StaticResource TextBlockRessource}" FontSize="15">Mot de passe</TextBlock>
-            <Border  Grid.Column="1" Grid.Row="1" Style="{StaticResource BorderRessource}">
+
-                <TextBox>
+            <StackPanel Grid.Row="1" Grid.Column="1">
-                    <TextBox.Resources>
+                <TextBlock x:Name="ErrorPassword" HorizontalAlignment="Center" FontSize="15" Foreground="#FF6347" Visibility="Hidden">Veuillez renseigner votre mot de passe</TextBlock>
+                <Border Style="{StaticResource BorderRessource}">
+                    <PasswordBox x:Name="Password">
+                        <PasswordBox.Resources>
                             <Style TargetType="{x:Type Border}">
                                 <Setter Property="CornerRadius" Value="5"/>
                             </Style>
-                    </TextBox.Resources>
+                        </PasswordBox.Resources>
-                </TextBox>
+                    </PasswordBox>
                 </Border>
+            </StackPanel>
+           
+
         </Grid>
     </DockPanel>
 </UserControl>

Code/IHM/UCConnexion.xaml.cs

@@ -33,7 +33,20 @@ namespace IHM
 
         private void Button_Click_Connection(object sender, RoutedEventArgs e)
         {
-            // TO DO
+            ErrorPassword.Visibility = Visibility.Hidden;
+            Password.Background = new SolidColorBrush(Colors.White);
+            ErrorUserName.Visibility = Visibility.Hidden;
+            UserName.Background = new SolidColorBrush(Colors.White);
+            if (UserName.Text.ToString() == "")
+            {
+                ErrorUserName.Visibility = Visibility.Visible;
+                UserName.Background = new BrushConverter().ConvertFromString("#FF6347") as SolidColorBrush;
+            }
+            if (Password.Password.ToString() == "")
+            {
+                ErrorPassword.Visibility = Visibility.Visible;
+                Password.Background = new BrushConverter().ConvertFromString("#FF6347") as SolidColorBrush;
+            }
         }
 
         private void Button_Click_Forget_Password(object sender, RoutedEventArgs e)