P0 UI: one cool-blue design system + normal centered resizable workstation (#730)

App.xaml.cs

@@ -37,9 +37,9 @@ protected override void OnStartup(StartupEventArgs e)
             return;
         }
 
-        // P2 installs one calm industrial visual system before StartupUri materializes.
+        // P0 installs one cool-blue/white workstation system before StartupUri materializes.
         // Existing XAML keeps its semantic resource keys while the overlay replaces
-        // glare-heavy white/blue surfaces with Blue Steel + Light Greige equivalents.
+        // warm legacy surfaces with shared blue-white semantic resources.
         InstallP2BlueSteelGreigeTheme();
 
         // Keep every IED card on one reusable template key while replacing the
@@ -92,6 +92,8 @@ private void AppWindow_Loaded(object sender, RoutedEventArgs e)
         if (_styledWindows.TryGetValue(window, out _))
             return;
 
+        // Initial placement is applied ONCE before first paint; never on activation or resize.
+        WorkstationWindowStartupBounds.Apply(window);
         P2BlueSteelGreigeUx.ApplyToOpenWindows(this);
         _styledWindows.Add(window, new object());
 

IoListTestingWindow.xaml

@@ -4,8 +4,8 @@
         xmlns:io="clr-namespace:ArIED61850Tester.Models.IoTesting"
         xmlns:local="clr-namespace:ArIED61850Tester"
         Title="ARSAS - IO List Testing"
-        Height="900" Width="1500" MinHeight="760" MinWidth="1180"
-        WindowStartupLocation="CenterOwner" WindowState="Maximized"
+        Height="820" Width="1440" MinHeight="640" MinWidth="1100"
+        WindowStartupLocation="CenterOwner" WindowState="Normal"
         Background="{StaticResource AppBackgroundGradient}"
         FontFamily="{StaticResource AppFontFamily}"
         UseLayoutRounding="True" SnapsToDevicePixels="True"

MainWindow.xaml

@@ -3,8 +3,8 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:views="clr-namespace:ArIED61850Tester.Views"
         Title="ARSAS - Smart IEC 61850 Communication Tester"
-        Height="900" Width="1480" MinHeight="760" MinWidth="1180"
-        WindowStartupLocation="CenterScreen" WindowState="Maximized" Background="{StaticResource AppBackgroundGradient}"
+        Height="840" Width="1440" MinHeight="640" MinWidth="1100"
+        WindowStartupLocation="CenterScreen" WindowState="Normal" Background="{StaticResource AppBackgroundGradient}"
         FontFamily="{StaticResource AppFontFamily}"
         UseLayoutRounding="True" SnapsToDevicePixels="True"
         TextOptions.TextFormattingMode="Ideal"

P2BlueSteelGreigeUx.cs

@@ -7,11 +7,10 @@
 namespace ArIED61850Tester;
 
 /// <summary>
-/// Small visual adapter for the P2 Blue Steel + Light Greige theme.
+/// Visual adapter for the P0 Blue Steel + Cool Blue workstation system.
 ///
-/// Most ARSAS surfaces already consume application resource keys. A few legacy
-/// windows still own local white grid/card styles or hard-coded navigation chrome;
-/// this adapter replaces only those visual contracts at runtime. It deliberately
+/// Most ARSAS surfaces consume application resource keys. Handle legacy chrome
+/// without overwriting scope-specific grid colors, SMV visuals or user window bounds. It deliberately
 /// does not alter IEC 61850 workflows, bindings, command handlers, or session state.
 /// </summary>
 internal static class P2BlueSteelGreigeUx
@@ -56,10 +55,6 @@ private static void Apply(Window window)
 
     private static void ApplyMainWindow(MainWindow window)
     {
-        // ARSAS is an engineering workstation: use the available display by default.
-        if (window.WindowState == WindowState.Normal)
-            window.WindowState = WindowState.Maximized;
-
         if (window.FindName("WorkflowNavShell") is Border navShell)
         {
             navShell.Background = Brush(window, "BlueSteelNavSurface");
@@ -78,15 +73,10 @@ private static void ApplyMainWindow(MainWindow window)
         if (deviceList != null && Resource(window, "P2MainIedListItemStyle") is Style itemStyle)
             deviceList.ItemContainerStyle = itemStyle;
 
-        foreach (var grid in Descendants<DataGrid>(window))
-            ApplyEngineeringGrid(window, grid);
     }
 
     private static void ApplyIoFatWindow(IoListTestingWindow window)
     {
-        if (window.WindowState != WindowState.Maximized)
-            window.WindowState = WindowState.Maximized;
-
         var fatIedList = Descendants<ListBox>(window)
             .FirstOrDefault(list => ReferenceEquals(list.ItemsSource, window.Project.Ieds));
         if (fatIedList != null && Resource(window, "P2FatIedListItemStyle") is Style itemStyle)
@@ -98,13 +88,13 @@ private static void ApplyIoFatWindow(IoListTestingWindow window)
 
         foreach (var grid in Descendants<DataGrid>(window))
         {
-            grid.Background = Brush(window, "GreigeSurface");
-            grid.BorderBrush = Brush(window, "SteelDividerStrong");
+            grid.Background = Brush(window, "PanelSurface");
+            grid.BorderBrush = Brush(window, "CoolDivider");
             grid.BorderThickness = new Thickness(1);
-            grid.HorizontalGridLinesBrush = new SolidColorBrush(Color.FromRgb(0xD4, 0xD0, 0xC9));
+            grid.HorizontalGridLinesBrush = Brush(window, "CoolDivider");
             grid.GridLinesVisibility = DataGridGridLinesVisibility.Horizontal;
-            grid.RowBackground = Brush(window, "GreigeRowA");
-            grid.AlternatingRowBackground = Brush(window, "GreigeRowB");
+            grid.RowBackground = Brush(window, "GridRowPrimary");
+            grid.AlternatingRowBackground = Brush(window, "GridRowAlternate");
             grid.AlternationCount = 2;
 
             if (rowStyle != null)
@@ -116,19 +106,6 @@ private static void ApplyIoFatWindow(IoListTestingWindow window)
         }
     }
 
-    private static void ApplyEngineeringGrid(FrameworkElement owner, DataGrid grid)
-    {
-        // Preserve explicit command-grid styles. The regular explorer/live tables
-        // already use ModernDataGrid; setting these semantic surfaces locally keeps
-        // zebra rows stable even when a legacy window has an old local brush.
-        if (grid.Style == Resource(owner, "CommandDataGrid"))
-            return;
-
-        grid.RowBackground = Brush(owner, "GreigeRowA");
-        grid.AlternatingRowBackground = Brush(owner, "GreigeRowB");
-        grid.AlternationCount = 2;
-    }
-
     private static object? Resource(FrameworkElement owner, object key)
         => owner.TryFindResource(key) ?? Application.Current?.TryFindResource(key);
 

P2IndustrialWorkstationUx.cs

@@ -408,6 +408,10 @@ private static void ApplyIndustrialGridHeaders(FrameworkElement owner, bool skip
         {
             if (skipCommandGrid && grid.Style == commandStyle)
                 continue;
+            // A tab-specific instrument (e.g. SMV Measurements) owns its explicit
+            // header style. The global adapter must not override that contract.
+            if (grid.ReadLocalValue(DataGrid.ColumnHeaderStyleProperty) != DependencyProperty.UnsetValue)
+                continue;
             grid.ColumnHeaderStyle = header;
         }
     }