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https://github.com/wwiinnddyy/LanMountainDesktop.git
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0.1.2
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lincube
23
LanMontainDesktop/Views/Components/ClockWidget.axaml
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23
LanMontainDesktop/Views/Components/ClockWidget.axaml
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<UserControl xmlns="https://github.com/avaloniaui"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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mc:Ignorable="d"
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d:DesignWidth="220"
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d:DesignHeight="70"
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x:Class="LanMontainDesktop.Views.Components.ClockWidget">
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<Border Padding="8"
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CornerRadius="8"
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BorderBrush="#80A5B4FC"
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BorderThickness="1"
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Background="#CC0F172A">
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<TextBlock x:Name="TimeTextBlock"
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HorizontalAlignment="Center"
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VerticalAlignment="Center"
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FontSize="26"
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FontWeight="SemiBold"
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Foreground="White" />
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</Border>
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</UserControl>
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47
LanMontainDesktop/Views/Components/ClockWidget.axaml.cs
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47
LanMontainDesktop/Views/Components/ClockWidget.axaml.cs
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using System;
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using System.Globalization;
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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Threading;
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namespace LanMontainDesktop.Views.Components;
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public partial class ClockWidget : UserControl
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{
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private readonly DispatcherTimer _timer = new()
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{
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Interval = TimeSpan.FromSeconds(1)
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};
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public ClockWidget()
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{
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InitializeComponent();
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_timer.Tick += OnTimerTick;
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AttachedToVisualTree += OnAttachedToVisualTree;
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DetachedFromVisualTree += OnDetachedFromVisualTree;
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UpdateClock();
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}
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private void OnAttachedToVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
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{
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UpdateClock();
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_timer.Start();
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}
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private void OnDetachedFromVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
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{
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_timer.Stop();
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}
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private void OnTimerTick(object? sender, EventArgs e)
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{
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UpdateClock();
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}
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private void UpdateClock()
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{
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var now = DateTime.Now;
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TimeTextBlock.Text = now.ToString("HH:mm:ss", CultureInfo.CurrentCulture);
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}
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}
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@@ -1,20 +1,91 @@
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<Window xmlns="https://github.com/avaloniaui"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:vm="using:LanMontainDesktop.ViewModels"
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xmlns:ui="using:FluentAvalonia.UI.Controls"
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xmlns:comp="using:LanMontainDesktop.Views.Components"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
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mc:Ignorable="d"
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d:DesignWidth="1280"
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d:DesignHeight="720"
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x:Class="LanMontainDesktop.Views.MainWindow"
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x:DataType="vm:MainWindowViewModel"
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Icon="/Assets/avalonia-logo.ico"
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WindowState="FullScreen"
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SystemDecorations="None"
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CanResize="False"
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Background="#FF020617"
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Title="LanMontainDesktop">
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<Design.DataContext>
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<!-- This only sets the DataContext for the previewer in an IDE,
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to set the actual DataContext for runtime, set the DataContext property in code (look at App.axaml.cs) -->
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<vm:MainWindowViewModel/>
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<vm:MainWindowViewModel />
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</Design.DataContext>
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<TextBlock Text="{Binding Greeting}" HorizontalAlignment="Center" VerticalAlignment="Center"/>
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<Grid>
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<Border x:Name="DesktopHost"
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ClipToBounds="True"
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Background="#FF020617">
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<Grid x:Name="DesktopGrid"
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HorizontalAlignment="Left"
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VerticalAlignment="Top"
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ShowGridLines="False">
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<comp:ClockWidget x:Name="ClockWidget"
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Grid.Row="0"
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Grid.Column="0"
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Grid.ColumnSpan="3"
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Margin="4" />
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<Button x:Name="BackToWindowsButton"
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Grid.Row="0"
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Grid.Column="0"
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Grid.ColumnSpan="4"
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Margin="4"
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Padding="8"
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HorizontalAlignment="Stretch"
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VerticalAlignment="Stretch"
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Click="OnMinimizeClick"
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Content="回到Windows" />
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</Grid>
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</Border>
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<Border HorizontalAlignment="Right"
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VerticalAlignment="Top"
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Margin="10"
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Padding="10"
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CornerRadius="10"
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Background="#BF111827"
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BorderBrush="#80334155"
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BorderThickness="1">
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<Grid ColumnDefinitions="Auto,Auto,Auto"
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RowDefinitions="Auto,Auto"
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ColumnSpacing="8"
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RowSpacing="6">
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<TextBlock Grid.Row="0"
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Grid.Column="0"
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VerticalAlignment="Center"
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Foreground="#FFE5E7EB"
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Text="短边格数" />
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<ui:NumberBox x:Name="GridSizeNumberBox"
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Grid.Row="0"
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Grid.Column="1"
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Width="100"
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Minimum="6"
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Maximum="96"
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Value="12" />
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<Button Grid.Row="0"
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Grid.Column="2"
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Padding="12,6"
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Click="OnApplyGridSizeClick"
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Content="应用" />
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<TextBlock x:Name="GridInfoTextBlock"
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Grid.Row="1"
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Grid.Column="0"
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Grid.ColumnSpan="3"
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Foreground="#FF93C5FD"
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Text="Grid: - cols x - rows (1:1)" />
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</Grid>
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</Border>
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</Grid>
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</Window>
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@@ -1,11 +1,125 @@
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using System;
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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Interactivity;
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namespace LanMontainDesktop.Views;
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public partial class MainWindow : Window
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{
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private const int MinShortSideCells = 6;
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private const int MaxShortSideCells = 96;
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private int _targetShortSideCells;
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public MainWindow()
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{
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InitializeComponent();
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}
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}
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protected override void OnOpened(EventArgs e)
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{
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base.OnOpened(e);
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_targetShortSideCells = CalculateDefaultShortSideCellCountFromDpi();
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GridSizeNumberBox.Value = _targetShortSideCells;
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DesktopHost.SizeChanged += OnDesktopHostSizeChanged;
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RebuildDesktopGrid();
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}
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protected override void OnClosed(EventArgs e)
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{
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DesktopHost.SizeChanged -= OnDesktopHostSizeChanged;
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base.OnClosed(e);
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}
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private int CalculateDefaultShortSideCellCountFromDpi()
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{
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var dpi = 96d * RenderScaling;
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var count = (int)Math.Round(dpi / 8d);
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return Math.Clamp(count, MinShortSideCells, MaxShortSideCells);
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}
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private void OnDesktopHostSizeChanged(object? sender, SizeChangedEventArgs e)
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{
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RebuildDesktopGrid();
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}
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private void OnApplyGridSizeClick(object? sender, RoutedEventArgs e)
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{
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var requested = (int)Math.Round(GridSizeNumberBox.Value);
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if (requested <= 0)
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{
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requested = _targetShortSideCells;
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}
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_targetShortSideCells = Math.Clamp(requested, MinShortSideCells, MaxShortSideCells);
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if (Math.Abs(GridSizeNumberBox.Value - _targetShortSideCells) > double.Epsilon)
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{
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GridSizeNumberBox.Value = _targetShortSideCells;
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}
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RebuildDesktopGrid();
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}
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private void RebuildDesktopGrid()
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{
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var hostWidth = DesktopHost.Bounds.Width;
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var hostHeight = DesktopHost.Bounds.Height;
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if (hostWidth <= 1 || hostHeight <= 1)
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{
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return;
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}
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var shortSideCells = Math.Max(1, _targetShortSideCells);
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double cellSize;
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int columnCount;
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int rowCount;
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if (hostWidth >= hostHeight)
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{
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rowCount = shortSideCells;
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cellSize = hostHeight / rowCount;
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columnCount = Math.Max(1, (int)Math.Ceiling(hostWidth / cellSize));
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}
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else
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{
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columnCount = shortSideCells;
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cellSize = hostWidth / columnCount;
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rowCount = Math.Max(1, (int)Math.Ceiling(hostHeight / cellSize));
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}
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DesktopGrid.RowDefinitions.Clear();
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DesktopGrid.ColumnDefinitions.Clear();
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DesktopGrid.Width = columnCount * cellSize;
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DesktopGrid.Height = rowCount * cellSize;
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for (var row = 0; row < rowCount; row++)
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{
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DesktopGrid.RowDefinitions.Add(new RowDefinition(new GridLength(cellSize, GridUnitType.Pixel)));
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}
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for (var col = 0; col < columnCount; col++)
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{
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DesktopGrid.ColumnDefinitions.Add(new ColumnDefinition(new GridLength(cellSize, GridUnitType.Pixel)));
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}
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Grid.SetRow(ClockWidget, 0);
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Grid.SetColumn(ClockWidget, 0);
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Grid.SetRowSpan(ClockWidget, 1);
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Grid.SetColumnSpan(ClockWidget, Math.Min(3, columnCount));
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Grid.SetRow(BackToWindowsButton, rowCount - 1);
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Grid.SetColumn(BackToWindowsButton, 0);
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Grid.SetRowSpan(BackToWindowsButton, 1);
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Grid.SetColumnSpan(BackToWindowsButton, Math.Min(4, columnCount));
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GridInfoTextBlock.Text =
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$"Grid: {columnCount} cols x {rowCount} rows | cell {cellSize:F1}px (1:1)";
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}
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private void OnMinimizeClick(object? sender, RoutedEventArgs e)
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{
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WindowState = WindowState.Minimized;
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}
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}
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