Files
maui-linux/Handlers/ProgressBarHandler.Linux.cs
2026-01-17 03:10:29 +00:00

108 lines
3.3 KiB
C#

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.ComponentModel;
using Microsoft.Maui.Controls;
using Microsoft.Maui.Graphics;
using Microsoft.Maui.Handlers;
namespace Microsoft.Maui.Platform.Linux.Handlers;
/// <summary>
/// Linux handler for ProgressBar control.
/// </summary>
public class ProgressBarHandler : ViewHandler<IProgress, SkiaProgressBar>
{
public static IPropertyMapper<IProgress, ProgressBarHandler> Mapper = new PropertyMapper<IProgress, ProgressBarHandler>(ViewHandler.ViewMapper)
{
["Progress"] = MapProgress,
["ProgressColor"] = MapProgressColor,
["IsEnabled"] = MapIsEnabled,
["Background"] = MapBackground,
["BackgroundColor"] = MapBackgroundColor
};
public static CommandMapper<IProgress, ProgressBarHandler> CommandMapper = new(ViewHandler.ViewCommandMapper);
public ProgressBarHandler() : base(Mapper, CommandMapper)
{
}
protected override SkiaProgressBar CreatePlatformView()
{
return new SkiaProgressBar();
}
protected override void ConnectHandler(SkiaProgressBar platformView)
{
base.ConnectHandler(platformView);
if (VirtualView is BindableObject bindable)
{
bindable.PropertyChanged += OnVirtualViewPropertyChanged;
}
if (VirtualView is VisualElement ve)
{
platformView.IsVisible = ve.IsVisible;
}
}
protected override void DisconnectHandler(SkiaProgressBar platformView)
{
if (VirtualView is BindableObject bindable)
{
bindable.PropertyChanged -= OnVirtualViewPropertyChanged;
}
base.DisconnectHandler(platformView);
}
private void OnVirtualViewPropertyChanged(object? sender, PropertyChangedEventArgs e)
{
if (VirtualView is VisualElement ve && e.PropertyName == "IsVisible")
{
PlatformView.IsVisible = ve.IsVisible;
PlatformView.Invalidate();
}
}
public static void MapProgress(ProgressBarHandler handler, IProgress progress)
{
handler.PlatformView.Progress = progress.Progress;
}
public static void MapProgressColor(ProgressBarHandler handler, IProgress progress)
{
if (progress.ProgressColor != null)
{
handler.PlatformView.ProgressColor = progress.ProgressColor;
}
handler.PlatformView.Invalidate();
}
public static void MapIsEnabled(ProgressBarHandler handler, IProgress progress)
{
handler.PlatformView.IsEnabled = progress.IsEnabled;
handler.PlatformView.Invalidate();
}
public static void MapBackground(ProgressBarHandler handler, IProgress progress)
{
if (progress.Background is SolidPaint solidPaint && solidPaint.Color != null)
{
handler.PlatformView.BackgroundColor = solidPaint.Color;
handler.PlatformView.Invalidate();
}
}
public static void MapBackgroundColor(ProgressBarHandler handler, IProgress progress)
{
if (progress is VisualElement ve && ve.BackgroundColor != null)
{
handler.PlatformView.BackgroundColor = ve.BackgroundColor;
handler.PlatformView.Invalidate();
}
}
}