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Avalonia: add splash screen + fix package card / search bar visual issues #4828

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Merged
Gabriel Dufresne (GabrielDuf) merged 3 commits into from
May 27, 2026
Merged

Avalonia: add splash screen + fix package card / search bar visual issues #4828

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499a1bd
add new splashscreen png
GabrielDuf May 26, 2026
0e7e605
fix button misaligned
GabrielDuf May 26, 2026
2eb369d
Fix mega query
GabrielDuf May 26, 2026
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90 changes: 63 additions & 27 deletions src/UniGetUI.Avalonia/App.axaml.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -54,42 +54,78 @@ public override void OnFrameworkInitializationCompleted()

if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
{
if (OperatingSystem.IsMacOS())
// Apply the saved theme before any window is shown so the splash
// appears in the user's preferred light/dark variant from the start.
ApplyTheme(CoreSettings.GetValue(CoreSettings.K.PreferredTheme));

// Show the splash before any heavy initialization. Skipped in daemon
// mode since the app isn't supposed to be visible at all.
SplashWindow? splash = null;
if (!CoreData.WasDaemon)
{
ProcessEnvironmentConfigurator.PrepareForCurrentPlatform();
using var stream = AssetLoader.Open(new Uri("avares://UniGetUI.Avalonia/Assets/icon.png"));
using var ms = new MemoryStream();
stream.CopyTo(ms);
MacOsNotificationBridge.SetDockIcon(ms.ToArray());
splash = new SplashWindow();
splash.Show();
}
else

// Defer the rest of startup so the splash gets a chance to paint
// before we block the UI thread loading package managers and the
// main window XAML. Without this the splash window appears empty
// until init completes, defeating its purpose.
Dispatcher.UIThread.Post(() => StartMainWindow(desktop, splash), DispatcherPriority.Background);
}

base.OnFrameworkInitializationCompleted();
}

private static void StartMainWindow(IClassicDesktopStyleApplicationLifetime desktop, SplashWindow? splash)
{
if (OperatingSystem.IsMacOS())
{
ProcessEnvironmentConfigurator.PrepareForCurrentPlatform();
using var stream = AssetLoader.Open(new Uri("avares://UniGetUI.Avalonia/Assets/icon.png"));
using var ms = new MemoryStream();
stream.CopyTo(ms);
MacOsNotificationBridge.SetDockIcon(ms.ToArray());
}
else
{
ProcessEnvironmentConfigurator.ApplyProxySettingsToProcess();
}
PEInterface.LoadLoaders();
var mainWindow = new MainWindow();
desktop.MainWindow = mainWindow;
AvaloniaAppHost.SecondaryInstanceArgsReceived += args =>
HandleSecondaryInstanceArgs(mainWindow, args);

if (CoreData.WasDaemon)
{
// Start silently: hide the window on first open only.
// Opened fires on every Show() in Avalonia, so we must unsubscribe
// immediately or every ShowFromTray() call would hide the window again.
void HideOnce(object? s, EventArgs e)
{
ProcessEnvironmentConfigurator.ApplyProxySettingsToProcess();
mainWindow.Opened -= HideOnce;
mainWindow.Hide();
}
PEInterface.LoadLoaders();
ApplyTheme(CoreSettings.GetValue(CoreSettings.K.PreferredTheme));
var mainWindow = new MainWindow();
desktop.MainWindow = mainWindow;
AvaloniaAppHost.SecondaryInstanceArgsReceived += args =>
HandleSecondaryInstanceArgs(mainWindow, args);
mainWindow.Opened += HideOnce;
}

if (CoreData.WasDaemon)
if (splash is not null)
{
var splashRef = splash;
void CloseSplashOnce(object? s, EventArgs e)
{
// Start silently: hide the window on first open only.
// Opened fires on every Show() in Avalonia, so we must unsubscribe
// immediately or every ShowFromTray() call would hide the window again.
void HideOnce(object? s, EventArgs e)
{
mainWindow.Opened -= HideOnce;
mainWindow.Hide();
}
mainWindow.Opened += HideOnce;
mainWindow.Opened -= CloseSplashOnce;
splashRef.Close();
}

_ = StartupAsync(mainWindow);
mainWindow.Opened += CloseSplashOnce;
}

base.OnFrameworkInitializationCompleted();
// Framework auto-show already passed (we deferred via Dispatcher.Post),
// so we have to open the window ourselves.
mainWindow.Show();

_ = StartupAsync(mainWindow);
}

private static async Task StartupAsync(MainWindow mainWindow)
Expand Down
5 changes: 5 additions & 0 deletions src/UniGetUI.Avalonia/UniGetUI.Avalonia.csproj
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Expand Up @@ -122,6 +122,8 @@
<AvaloniaResource Include="..\UniGetUI\Assets\Images\icon.png" Link="Assets\icon.png" />
<AvaloniaResource Include="..\UniGetUI\Assets\Images\icon_unsquare.png" Link="Assets\icon_unsquare.png" />
<AvaloniaResource Include="..\UniGetUI\Assets\Images\package_color.png" Link="Assets\package_color.png" />
<AvaloniaResource Include="..\UniGetUI\Assets\SplashScreen.png" Link="Assets\SplashScreen.png" />
<AvaloniaResource Include="..\UniGetUI\Assets\SplashScreen.theme-dark.png" Link="Assets\SplashScreen.theme-dark.png" />
<!-- Tray status icon variants -->
<AvaloniaResource Include="..\UniGetUI\Assets\Images\tray_empty_black.ico" Link="Assets\tray_empty_black.ico" />
<AvaloniaResource Include="..\UniGetUI\Assets\Images\tray_empty_white.ico" Link="Assets\tray_empty_white.ico" />
Expand Down Expand Up @@ -177,6 +179,9 @@
<Compile Update="Views\MainWindow.axaml.cs">
<DependentUpon>MainWindow.axaml</DependentUpon>
</Compile>
<Compile Update="Views\SplashWindow.axaml.cs">
<DependentUpon>SplashWindow.axaml</DependentUpon>
</Compile>
<Compile Update="Views\Pages\AbstractPackagesPage.axaml.cs">
<DependentUpon>AbstractPackagesPage.axaml</DependentUpon>
</Compile>
Expand Down
72 changes: 40 additions & 32 deletions src/UniGetUI.Avalonia/Views/MainWindow.axaml
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Original file line number Diff line number Diff line change
Expand Up @@ -331,38 +331,46 @@
</StackPanel>

<!-- Centre: search box — vertically centred, no platform-specific margin -->
<StackPanel Grid.Column="1"
VerticalAlignment="Center"
automation:AutomationProperties.AccessibilityView="Control"
Orientation="Horizontal"
Spacing="0"
Opacity="0.6">
<TextBox x:Name="GlobalSearchBox"
Width="300"
MinHeight="20"
Height="30"
FontSize="15"
Margin="0,5,0,0"
CornerRadius="4,0,0,4"
PlaceholderText="{Binding GlobalSearchPlaceholder}"
IsEnabled="{Binding GlobalSearchEnabled}"
automation:AutomationProperties.Name="{Binding GlobalSearchPlaceholder}"
automation:AutomationProperties.AcceleratorKey="Ctrl+F"
Text="{Binding GlobalSearchText}"
KeyDown="SearchBox_KeyDown"/>
<Button Height="30"
Width="30"
Padding="3"
Margin="0,5,0,0"
CornerRadius="0,4,4,0"
IsEnabled="{Binding GlobalSearchEnabled}"
automation:AutomationProperties.Name="{Binding GlobalSearchPlaceholder}"
Command="{Binding SubmitGlobalSearchCommand}">
<controls:SvgIcon Path="avares://UniGetUI.Avalonia/Assets/Symbols/search.svg"
Width="18"
Height="18"/>
</Button>
</StackPanel>
<Border Grid.Column="1"
VerticalAlignment="Center"
Margin="0,5,0,0"
Height="30"
CornerRadius="4"
BorderBrush="{DynamicResource AppBorderBrush}"
BorderThickness="1"
Background="{DynamicResource AppBadgeBackground}"
ClipToBounds="True"
automation:AutomationProperties.AccessibilityView="Control">
<Grid ColumnDefinitions="300,30">
<TextBox x:Name="GlobalSearchBox"
Grid.Column="0"
MinHeight="20"
FontSize="15"
CornerRadius="0"
BorderThickness="0"
Background="Transparent"
PlaceholderText="{Binding GlobalSearchPlaceholder}"
IsEnabled="{Binding GlobalSearchEnabled}"
automation:AutomationProperties.Name="{Binding GlobalSearchPlaceholder}"
automation:AutomationProperties.AcceleratorKey="Ctrl+F"
Text="{Binding GlobalSearchText}"
KeyDown="SearchBox_KeyDown"/>
<Button Grid.Column="1"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch"
Padding="3"
CornerRadius="0"
BorderThickness="0"
Background="Transparent"
IsEnabled="{Binding GlobalSearchEnabled}"
automation:AutomationProperties.Name="{Binding GlobalSearchPlaceholder}"
Command="{Binding SubmitGlobalSearchCommand}">
<controls:SvgIcon Path="avares://UniGetUI.Avalonia/Assets/Symbols/search.svg"
Width="18"
Height="18"/>
</Button>
</Grid>
</Border>

<!-- Right column: Linux window buttons on the far right -->
<Panel Grid.Column="2">
Expand Down
68 changes: 43 additions & 25 deletions src/UniGetUI.Avalonia/Views/SoftwarePages/AbstractPackagesPage.axaml
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Original file line number Diff line number Diff line change
Expand Up @@ -605,14 +605,17 @@
<CheckBox IsChecked="{Binding IsChecked, Mode=TwoWay}"
automation:AutomationProperties.Name="{Binding Package.AutomationName}"
VerticalAlignment="Top"
HorizontalAlignment="Center"/>
HorizontalAlignment="Center"
Padding="0"/>
<Button Click="CardOverflowButton_Click"
Width="22" Height="22" Padding="0"
VerticalAlignment="Bottom"
HorizontalAlignment="Center"
Background="Transparent" BorderThickness="0"
automation:AutomationProperties.Name="{t:Translate More options}">
<TextBlock Text="···" FontSize="16" VerticalAlignment="Center"/>
<TextBlock Text="···" FontSize="16"
HorizontalAlignment="Center"
VerticalAlignment="Center"/>
</Button>
</Panel>
</Grid>
Expand Down Expand Up @@ -651,7 +654,9 @@
VerticalAlignment="Top"
Background="Transparent" BorderThickness="0"
automation:AutomationProperties.Name="{t:Translate More options}">
<TextBlock Text="···" FontSize="16" VerticalAlignment="Center"/>
<TextBlock Text="···" FontSize="16"
HorizontalAlignment="Center"
VerticalAlignment="Center"/>
</Button>
<Panel Grid.Row="1" Width="64" Height="64"
Margin="0,-8,0,4"
Expand Down Expand Up @@ -712,28 +717,41 @@
IsVisible="{Binding MegaQueryVisible}"
RowDefinitions="*,64,*"
ColumnDefinitions="*,8*,64,*">
<TextBox x:Name="MegaQueryBlock"
Grid.Row="1"
Grid.Column="1"
Padding="16,0,10,0"
VerticalContentAlignment="Center"
CornerRadius="8,0,0,8"
FontSize="40"
PlaceholderText="{t:Translate Search for packages}"
Background="{DynamicResource AppWindowBackground}"
automation:AutomationProperties.Name="{t:Translate Search for packages}"
Text="{Binding MegaQueryText, Mode=TwoWay}"
KeyDown="MegaQueryBlock_KeyDown"/>
<Button x:Name="MegaFindButton"
Grid.Row="1"
Grid.Column="2"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch"
CornerRadius="0,8,8,0"
automation:AutomationProperties.Name="{t:Translate Search for packages}"
Command="{Binding SubmitSearch}">
<controls:SvgIcon Path="avares://UniGetUI.Avalonia/Assets/Symbols/search.svg" Width="40" Height="40"/>
</Button>
<!-- Single outer border unifies the search field and search button so the seam between them is invisible. -->
<Border Grid.Row="1"
Grid.Column="1"
Grid.ColumnSpan="2"
CornerRadius="8"
BorderBrush="{DynamicResource AppBorderBrush}"
BorderThickness="1"
Background="{DynamicResource AppWindowBackground}"
ClipToBounds="True">
<Grid ColumnDefinitions="*,64">
<TextBox x:Name="MegaQueryBlock"
Grid.Column="0"
Padding="16,0,10,0"
VerticalContentAlignment="Center"
CornerRadius="0"
BorderThickness="0"
Background="Transparent"
FontSize="40"
PlaceholderText="{t:Translate Search for packages}"
automation:AutomationProperties.Name="{t:Translate Search for packages}"
Text="{Binding MegaQueryText, Mode=TwoWay}"
KeyDown="MegaQueryBlock_KeyDown"/>
<Button x:Name="MegaFindButton"
Grid.Column="1"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch"
CornerRadius="0"
BorderThickness="0"
Background="Transparent"
automation:AutomationProperties.Name="{t:Translate Search for packages}"
Command="{Binding SubmitSearch}">
<controls:SvgIcon Path="avares://UniGetUI.Avalonia/Assets/Symbols/search.svg" Width="40" Height="40"/>
</Button>
</Grid>
</Border>
</Grid>

</Grid>
Expand Down
24 changes: 24 additions & 0 deletions src/UniGetUI.Avalonia/Views/SplashWindow.axaml
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@@ -0,0 +1,24 @@
<Window xmlns="https://github.com/avaloniaui"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
x:Class="UniGetUI.Avalonia.Views.SplashWindow"
Width="660" Height="340"
WindowStartupLocation="CenterScreen"
WindowDecorations="None"
Background="Transparent"
TransparencyLevelHint="Transparent"
CanResize="False"
ShowInTaskbar="False"
Topmost="True">
<Border CornerRadius="12"
Background="{DynamicResource AppDialogBackground}"
BorderBrush="{DynamicResource AppBorderBrush}"
BorderThickness="1"
BoxShadow="0 8 32 0 #40000000"
Margin="16">
<Image x:Name="SplashImage"
Stretch="Uniform"
HorizontalAlignment="Center"
VerticalAlignment="Center"
Margin="24"/>
</Border>
</Window>
22 changes: 22 additions & 0 deletions src/UniGetUI.Avalonia/Views/SplashWindow.axaml.cs
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@@ -0,0 +1,22 @@
using System;
using Avalonia;
using Avalonia.Controls;
using Avalonia.Media.Imaging;
using Avalonia.Platform;
using Avalonia.Styling;

namespace UniGetUI.Avalonia.Views;

public partial class SplashWindow : Window
{
public SplashWindow()
{
InitializeComponent();

bool isDark = Application.Current?.ActualThemeVariant == ThemeVariant.Dark;
string uri = isDark
? "avares://UniGetUI.Avalonia/Assets/SplashScreen.theme-dark.png"
: "avares://UniGetUI.Avalonia/Assets/SplashScreen.png";
SplashImage.Source = new Bitmap(AssetLoader.Open(new Uri(uri)));
}
}
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