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Implement Semi Design theme for page-based navigation controls (ContentPage / DrawerPage / NavigationPage / TabbedPage) (#766)

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* Initial plan

* Implement Semi Design theme for ContentPage, DrawerPage, NavigationPage, TabbedPage

Co-authored-by: zdpcdt <54255897+zdpcdt@users.noreply.github.com>

* fix: bind ItemsSource to Pages in TabControl of TabbedPage.

* chore: split demo navigation pages.

* demo: improve NavigationPage demo pages with interactive controls

Co-authored-by: zdpcdt <54255897+zdpcdt@users.noreply.github.com>

* fix: use comma-separated Padding syntax and remove trailing newline

Co-authored-by: zdpcdt <54255897+zdpcdt@users.noreply.github.com>

* feat: implement semi design theme for navigation controls in demo pages.

* feat: enhance demo pages with foreground color for better visibility

* feat: add back button visibility control and improve navigation page layout.

* chore: remove DrawerPage unused static resources.

* feat: add HighContrast resources for ContentPage, DrawerPage, NavigationPage, TabbedPage

Co-authored-by: zdpcdt <54255897+zdpcdt@users.noreply.github.com>

* feat: implement CardTabbedPage & ButtonTabbedPage themes.

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: zdpcdt <54255897+zdpcdt@users.noreply.github.com>
Co-authored-by: Dong Bin <popmessiah@hotmail.com>
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2026-03-15 03:37:50 +08:00
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commit 1d59cff87d
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demo/Semi.Avalonia.Demo/Pages/ContentPageDemo.axaml.cs Normal file
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using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Media;
using Avalonia.Layout;
namespace Semi.Avalonia.Demo.Pages;
public partial class ContentPageDemo : UserControl
{
private static readonly Color[] PageColors =
[
Color.FromRgb(0xE3, 0xF2, 0xFD), // blue
Color.FromRgb(0xF3, 0xE5, 0xF5), // purple
Color.FromRgb(0xE8, 0xF5, 0xE9), // green
Color.FromRgb(0xFF, 0xF8, 0xE1), // amber
Color.FromRgb(0xFB, 0xE9, 0xE7), // deep orange
];
private int _pageCount;
public ContentPageDemo()
{
InitializeComponent();
Loaded += OnLoaded;
}
private async void OnLoaded(object? sender, RoutedEventArgs e)
{
await DemoNav.PushAsync(MakePage("Root Page", "ContentPage inside a NavigationPage.\nUse the options to navigate."));
UpdateStatus();
}
private async void OnPush(object? sender, RoutedEventArgs e)
{
_pageCount++;
await DemoNav.PushAsync(MakePage($"Page {_pageCount}", $"ContentPage #{_pageCount}.\nNavigate back using the back button."));
UpdateStatus();
}
private async void OnPop(object? sender, RoutedEventArgs e)
{
await DemoNav.PopAsync();
UpdateStatus();
}
private async void OnPopToRoot(object? sender, RoutedEventArgs e)
{
await DemoNav.PopToRootAsync();
_pageCount = 0;
UpdateStatus();
}
private void UpdateStatus()
{
StatusText.Text = $"Depth: {DemoNav.StackDepth} | Current: {DemoNav.CurrentPage?.Header}";
}
private ContentPage MakePage(string header, string body) =>
new ContentPage
{
Header = header,
Background = new SolidColorBrush(PageColors[_pageCount % PageColors.Length]),
Content = new StackPanel
{
HorizontalAlignment = HorizontalAlignment.Center,
VerticalAlignment = VerticalAlignment.Center,
Spacing = 10,
Children =
{
new TextBlock
{
Text = header,
FontSize = 20,
FontWeight = FontWeight.SemiBold,
HorizontalAlignment = HorizontalAlignment.Center,
Foreground = Brushes.Black,
},
new TextBlock
{
Text = body,
FontSize = 13,
Opacity = 0.7,
TextWrapping = TextWrapping.Wrap,
TextAlignment = TextAlignment.Center,
MaxWidth = 260,
Foreground = Brushes.Black,
}
}
},
HorizontalContentAlignment = HorizontalAlignment.Stretch,
VerticalContentAlignment = VerticalAlignment.Stretch
};
}