Steven Kirk
3 years ago
committed by
GitHub
GitHub
42 changed files with 2511 additions and 1648 deletions
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using System.Runtime.CompilerServices; |
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namespace System; |
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#if !NET6_0_OR_GREATER
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public static class StringCompatibilityExtensions |
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{ |
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[MethodImpl(MethodImplOptions.AggressiveInlining)] |
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public static bool Contains(this string str, char search) => |
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str.Contains(search.ToString()); |
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} |
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#endif
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@ -0,0 +1,150 @@ |
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using Avalonia.Media; |
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using Avalonia.Utilities; |
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using FlatColor = Avalonia.Controls.FlatColorPalette.FlatColor; |
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namespace Avalonia.Controls |
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{ |
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/// <summary>
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/// Implements half of the <see cref="FlatColorPalette"/> for improved usability.
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/// </summary>
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/// <inheritdoc cref="FlatColorPalette"/>
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public class FlatHalfColorPalette : IColorPalette |
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{ |
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protected static Color[,]? _colorChart = null; |
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protected static object _colorChartMutex = new object(); |
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/// <summary>
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/// Initializes all color chart colors.
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/// </summary>
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protected void InitColorChart() |
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{ |
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lock (_colorChartMutex) |
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{ |
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if (_colorChart != null) |
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{ |
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return; |
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} |
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_colorChart = new Color[,] |
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{ |
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// Pomegranate
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{ |
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Color.FromUInt32((uint)FlatColor.Pomegranate1), |
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Color.FromUInt32((uint)FlatColor.Pomegranate3), |
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Color.FromUInt32((uint)FlatColor.Pomegranate5), |
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Color.FromUInt32((uint)FlatColor.Pomegranate7), |
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Color.FromUInt32((uint)FlatColor.Pomegranate9), |
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}, |
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// Amethyst
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{ |
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Color.FromUInt32((uint)FlatColor.Amethyst1), |
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Color.FromUInt32((uint)FlatColor.Amethyst3), |
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Color.FromUInt32((uint)FlatColor.Amethyst5), |
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Color.FromUInt32((uint)FlatColor.Amethyst7), |
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Color.FromUInt32((uint)FlatColor.Amethyst9), |
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}, |
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// Belize Hole
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{ |
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Color.FromUInt32((uint)FlatColor.BelizeHole1), |
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Color.FromUInt32((uint)FlatColor.BelizeHole3), |
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Color.FromUInt32((uint)FlatColor.BelizeHole5), |
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Color.FromUInt32((uint)FlatColor.BelizeHole7), |
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Color.FromUInt32((uint)FlatColor.BelizeHole9), |
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}, |
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// Turquoise
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{ |
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Color.FromUInt32((uint)FlatColor.Turquoise1), |
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Color.FromUInt32((uint)FlatColor.Turquoise3), |
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Color.FromUInt32((uint)FlatColor.Turquoise5), |
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Color.FromUInt32((uint)FlatColor.Turquoise7), |
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Color.FromUInt32((uint)FlatColor.Turquoise9), |
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}, |
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// Nephritis
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{ |
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Color.FromUInt32((uint)FlatColor.Nephritis1), |
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Color.FromUInt32((uint)FlatColor.Nephritis3), |
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Color.FromUInt32((uint)FlatColor.Nephritis5), |
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Color.FromUInt32((uint)FlatColor.Nephritis7), |
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Color.FromUInt32((uint)FlatColor.Nephritis9), |
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}, |
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// Sunflower
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{ |
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Color.FromUInt32((uint)FlatColor.Sunflower1), |
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Color.FromUInt32((uint)FlatColor.Sunflower3), |
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Color.FromUInt32((uint)FlatColor.Sunflower5), |
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Color.FromUInt32((uint)FlatColor.Sunflower7), |
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Color.FromUInt32((uint)FlatColor.Sunflower9), |
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}, |
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// Carrot
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{ |
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Color.FromUInt32((uint)FlatColor.Carrot1), |
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Color.FromUInt32((uint)FlatColor.Carrot3), |
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Color.FromUInt32((uint)FlatColor.Carrot5), |
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Color.FromUInt32((uint)FlatColor.Carrot7), |
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Color.FromUInt32((uint)FlatColor.Carrot9), |
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}, |
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// Clouds
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{ |
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Color.FromUInt32((uint)FlatColor.Clouds1), |
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Color.FromUInt32((uint)FlatColor.Clouds3), |
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Color.FromUInt32((uint)FlatColor.Clouds5), |
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Color.FromUInt32((uint)FlatColor.Clouds7), |
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Color.FromUInt32((uint)FlatColor.Clouds9), |
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}, |
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// Concrete
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{ |
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Color.FromUInt32((uint)FlatColor.Concrete1), |
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Color.FromUInt32((uint)FlatColor.Concrete3), |
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Color.FromUInt32((uint)FlatColor.Concrete5), |
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Color.FromUInt32((uint)FlatColor.Concrete7), |
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Color.FromUInt32((uint)FlatColor.Concrete9), |
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}, |
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// Wet Asphalt
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{ |
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Color.FromUInt32((uint)FlatColor.WetAsphalt1), |
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Color.FromUInt32((uint)FlatColor.WetAsphalt3), |
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Color.FromUInt32((uint)FlatColor.WetAsphalt5), |
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Color.FromUInt32((uint)FlatColor.WetAsphalt7), |
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Color.FromUInt32((uint)FlatColor.WetAsphalt9), |
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}, |
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}; |
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} |
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return; |
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} |
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/// <inheritdoc/>
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public int ColorCount |
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{ |
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get => 10; |
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} |
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/// <inheritdoc/>
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public int ShadeCount |
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{ |
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get => 5; |
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} |
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/// <inheritdoc/>
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public Color GetColor(int colorIndex, int shadeIndex) |
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{ |
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if (_colorChart == null) |
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{ |
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InitColorChart(); |
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} |
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return _colorChart![ |
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MathUtilities.Clamp(colorIndex, 0, ColorCount - 1), |
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MathUtilities.Clamp(shadeIndex, 0, ShadeCount - 1)]; |
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} |
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} |
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} |
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@ -0,0 +1,150 @@ |
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using Avalonia.Media; |
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using Avalonia.Utilities; |
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using MaterialColor = Avalonia.Controls.MaterialColorPalette.MaterialColor; |
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namespace Avalonia.Controls |
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{ |
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/// <summary>
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/// Implements half of the <see cref="MaterialColorPalette"/> for improved usability.
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/// </summary>
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/// <inheritdoc cref="MaterialColorPalette"/>
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public class MaterialHalfColorPalette : IColorPalette |
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{ |
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protected static Color[,]? _colorChart = null; |
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protected static object _colorChartMutex = new object(); |
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/// <summary>
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/// Initializes all color chart colors.
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/// </summary>
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protected void InitColorChart() |
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{ |
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lock (_colorChartMutex) |
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{ |
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if (_colorChart != null) |
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{ |
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return; |
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} |
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_colorChart = new Color[,] |
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{ |
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// Red
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{ |
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Color.FromUInt32((uint)MaterialColor.Red50), |
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Color.FromUInt32((uint)MaterialColor.Red200), |
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Color.FromUInt32((uint)MaterialColor.Red400), |
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Color.FromUInt32((uint)MaterialColor.Red600), |
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Color.FromUInt32((uint)MaterialColor.Red800), |
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}, |
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// Purple
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{ |
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Color.FromUInt32((uint)MaterialColor.Purple50), |
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Color.FromUInt32((uint)MaterialColor.Purple200), |
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Color.FromUInt32((uint)MaterialColor.Purple400), |
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Color.FromUInt32((uint)MaterialColor.Purple600), |
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Color.FromUInt32((uint)MaterialColor.Purple800), |
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}, |
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// Indigo
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{ |
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Color.FromUInt32((uint)MaterialColor.Indigo50), |
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Color.FromUInt32((uint)MaterialColor.Indigo200), |
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Color.FromUInt32((uint)MaterialColor.Indigo400), |
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Color.FromUInt32((uint)MaterialColor.Indigo600), |
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Color.FromUInt32((uint)MaterialColor.Indigo800), |
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}, |
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// Light Blue
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{ |
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Color.FromUInt32((uint)MaterialColor.LightBlue50), |
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Color.FromUInt32((uint)MaterialColor.LightBlue200), |
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Color.FromUInt32((uint)MaterialColor.LightBlue400), |
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Color.FromUInt32((uint)MaterialColor.LightBlue600), |
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Color.FromUInt32((uint)MaterialColor.LightBlue800), |
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}, |
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// Teal
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{ |
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Color.FromUInt32((uint)MaterialColor.Teal50), |
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Color.FromUInt32((uint)MaterialColor.Teal200), |
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Color.FromUInt32((uint)MaterialColor.Teal400), |
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Color.FromUInt32((uint)MaterialColor.Teal600), |
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Color.FromUInt32((uint)MaterialColor.Teal800), |
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}, |
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// Light Green
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{ |
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Color.FromUInt32((uint)MaterialColor.LightGreen50), |
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Color.FromUInt32((uint)MaterialColor.LightGreen200), |
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Color.FromUInt32((uint)MaterialColor.LightGreen400), |
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Color.FromUInt32((uint)MaterialColor.LightGreen600), |
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Color.FromUInt32((uint)MaterialColor.LightGreen800), |
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}, |
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// Yellow
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{ |
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Color.FromUInt32((uint)MaterialColor.Yellow50), |
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Color.FromUInt32((uint)MaterialColor.Yellow200), |
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Color.FromUInt32((uint)MaterialColor.Yellow400), |
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Color.FromUInt32((uint)MaterialColor.Yellow600), |
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Color.FromUInt32((uint)MaterialColor.Yellow800), |
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}, |
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// Orange
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{ |
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Color.FromUInt32((uint)MaterialColor.Orange50), |
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Color.FromUInt32((uint)MaterialColor.Orange200), |
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Color.FromUInt32((uint)MaterialColor.Orange400), |
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Color.FromUInt32((uint)MaterialColor.Orange600), |
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Color.FromUInt32((uint)MaterialColor.Orange800), |
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}, |
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// Brown
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{ |
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Color.FromUInt32((uint)MaterialColor.Brown50), |
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Color.FromUInt32((uint)MaterialColor.Brown200), |
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Color.FromUInt32((uint)MaterialColor.Brown400), |
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Color.FromUInt32((uint)MaterialColor.Brown600), |
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Color.FromUInt32((uint)MaterialColor.Brown800), |
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}, |
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// Blue Gray
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{ |
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Color.FromUInt32((uint)MaterialColor.BlueGray50), |
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Color.FromUInt32((uint)MaterialColor.BlueGray200), |
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Color.FromUInt32((uint)MaterialColor.BlueGray400), |
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Color.FromUInt32((uint)MaterialColor.BlueGray600), |
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Color.FromUInt32((uint)MaterialColor.BlueGray800), |
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}, |
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}; |
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} |
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return; |
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} |
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/// <inheritdoc/>
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public int ColorCount |
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{ |
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get => 10; |
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} |
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/// <inheritdoc/>
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public int ShadeCount |
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{ |
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get => 5; |
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} |
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/// <inheritdoc/>
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public Color GetColor(int colorIndex, int shadeIndex) |
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{ |
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if (_colorChart == null) |
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{ |
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InitColorChart(); |
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} |
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return _colorChart![ |
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MathUtilities.Clamp(colorIndex, 0, ColorCount - 1), |
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MathUtilities.Clamp(shadeIndex, 0, ShadeCount - 1)]; |
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} |
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} |
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} |
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@ -1,53 +0,0 @@ |
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using System; |
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using System.Globalization; |
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using Avalonia.Data.Converters; |
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namespace Avalonia.Controls.Primitives.Converters |
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{ |
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/// <summary>
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/// Gets the third <see cref="ColorComponent"/> corresponding with a given
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/// <see cref="ColorSpectrumComponents"/> that represents the other two components.
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/// </summary>
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/// <remarks>
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/// This is a highly-specialized converter for the color picker.
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/// </remarks>
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public class ThirdComponentConverter : IValueConverter |
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{ |
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/// <inheritdoc/>
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public object? Convert( |
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object? value, |
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Type targetType, |
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object? parameter, |
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CultureInfo culture) |
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{ |
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if (value is ColorSpectrumComponents components) |
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{ |
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// Note: Alpha is not relevant here
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switch (components) |
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{ |
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case ColorSpectrumComponents.HueSaturation: |
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case ColorSpectrumComponents.SaturationHue: |
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return (ColorComponent)HsvComponent.Value; |
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case ColorSpectrumComponents.HueValue: |
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case ColorSpectrumComponents.ValueHue: |
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return (ColorComponent)HsvComponent.Saturation; |
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case ColorSpectrumComponents.SaturationValue: |
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case ColorSpectrumComponents.ValueSaturation: |
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return (ColorComponent)HsvComponent.Hue; |
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} |
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} |
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return AvaloniaProperty.UnsetValue; |
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} |
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/// <inheritdoc/>
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public object? ConvertBack( |
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object? value, |
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Type targetType, |
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object? parameter, |
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CultureInfo culture) |
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{ |
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return AvaloniaProperty.UnsetValue; |
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} |
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} |
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} |
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@ -0,0 +1,71 @@ |
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namespace Avalonia.Controls.Primitives |
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{ |
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/// <summary>
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/// A thin wrapper over an <see cref="System.Array"/> that allows some additional list-like functionality.
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/// </summary>
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/// <remarks>
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/// This is only for internal ColorPicker-related functionality and should not be used elsewhere.
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/// It is added for performance to enjoy the simplicity of the IList.Add() method without requiring
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/// an additional copy to turn a list into an array for bitmaps.
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/// </remarks>
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/// <typeparam name="T">The type of items in the array.</typeparam>
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internal class ArrayList<T> |
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{ |
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private int _nextIndex = 0; |
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/// <summary>
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/// Initializes a new instance of the <see cref="ArrayList{T}"/> class.
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/// </summary>
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public ArrayList(int capacity) |
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{ |
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Capacity = capacity; |
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Array = new T[capacity]; |
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} |
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/// <summary>
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/// Provides access to the underlying array by index.
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/// This exists for simplification and the <see cref="Array"/> property
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/// may also be used.
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/// </summary>
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/// <param name="i">The index of the item to get or set.</param>
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/// <returns>The item at the given index.</returns>
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public T this[int i] |
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{ |
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get => Array[i]; |
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set => Array[i] = value; |
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} |
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/// <summary>
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/// Gets the underlying array.
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/// </summary>
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public T[] Array { get; private set; } |
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/// <summary>
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/// Gets the fixed capacity/size of the array.
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/// This must be set during construction.
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/// </summary>
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public int Capacity { get; private set; } |
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/// <summary>
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/// Adds the given item to the array at the next available index.
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/// WARNING: This must be used carefully and only once, in sequence.
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/// </summary>
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/// <param name="item">The item to add.</param>
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public void Add(T item) |
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{ |
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if (_nextIndex >= 0 && |
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_nextIndex < Capacity) |
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{ |
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Array[_nextIndex] = item; |
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_nextIndex++; |
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} |
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else |
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{ |
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// If necessary an exception could be thrown here
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// throw new IndexOutOfRangeException();
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} |
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return; |
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} |
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} |
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} |
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@ -0,0 +1,463 @@ |
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// (c) Copyright Microsoft Corporation.
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// This source is subject to the Microsoft Public License (Ms-PL).
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// Please see https://go.microsoft.com/fwlink/?LinkID=131993 for details.
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// All other rights reserved.
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using System; |
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using System.Collections; |
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using System.Collections.Generic; |
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using System.Threading; |
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using System.Threading.Tasks; |
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using Avalonia.Controls.Templates; |
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using Avalonia.Data; |
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namespace Avalonia.Controls |
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{ |
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public partial class AutoCompleteBox |
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{ |
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public static readonly StyledProperty<string?> WatermarkProperty = |
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TextBox.WatermarkProperty.AddOwner<AutoCompleteBox>(); |
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|
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/// <summary>
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/// Identifies the <see cref="MinimumPrefixLength" /> property.
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/// </summary>
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/// <value>The identifier for the <see cref="MinimumPrefixLength" /> property.</value>
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public static readonly StyledProperty<int> MinimumPrefixLengthProperty = |
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AvaloniaProperty.Register<AutoCompleteBox, int>( |
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nameof(MinimumPrefixLength), 1, |
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validate: IsValidMinimumPrefixLength); |
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|
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/// <summary>
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/// Identifies the <see cref="MinimumPopulateDelay" /> property.
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/// </summary>
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/// <value>The identifier for the <see cref="MinimumPopulateDelay" /> property.</value>
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public static readonly StyledProperty<TimeSpan> MinimumPopulateDelayProperty = |
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AvaloniaProperty.Register<AutoCompleteBox, TimeSpan>( |
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nameof(MinimumPopulateDelay), |
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TimeSpan.Zero, |
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validate: IsValidMinimumPopulateDelay); |
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|
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/// <summary>
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/// Identifies the <see cref="MaxDropDownHeight" /> property.
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/// </summary>
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/// <value>The identifier for the <see cref="MaxDropDownHeight" /> property.</value>
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public static readonly StyledProperty<double> MaxDropDownHeightProperty = |
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AvaloniaProperty.Register<AutoCompleteBox, double>( |
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nameof(MaxDropDownHeight), |
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double.PositiveInfinity, |
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validate: IsValidMaxDropDownHeight); |
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|
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/// <summary>
|
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/// Identifies the <see cref="IsTextCompletionEnabled" /> property.
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/// </summary>
|
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/// <value>The identifier for the <see cref="IsTextCompletionEnabled" /> property.</value>
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public static readonly StyledProperty<bool> IsTextCompletionEnabledProperty = |
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AvaloniaProperty.Register<AutoCompleteBox, bool>(nameof(IsTextCompletionEnabled)); |
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|
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/// <summary>
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/// Identifies the <see cref="ItemTemplate" /> property.
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/// </summary>
|
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/// <value>The identifier for the <see cref="ItemTemplate" /> property.</value>
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public static readonly StyledProperty<IDataTemplate> ItemTemplateProperty = |
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AvaloniaProperty.Register<AutoCompleteBox, IDataTemplate>(nameof(ItemTemplate)); |
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|
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/// <summary>
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/// Identifies the <see cref="IsDropDownOpen" /> property.
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/// </summary>
|
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/// <value>The identifier for the <see cref="IsDropDownOpen" /> property.</value>
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public static readonly DirectProperty<AutoCompleteBox, bool> IsDropDownOpenProperty = |
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AvaloniaProperty.RegisterDirect<AutoCompleteBox, bool>( |
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nameof(IsDropDownOpen), |
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o => o.IsDropDownOpen, |
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(o, v) => o.IsDropDownOpen = v); |
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|
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/// <summary>
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/// Identifies the <see cref="SelectedItem" /> property.
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/// </summary>
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/// <value>The identifier the <see cref="SelectedItem" /> property.</value>
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public static readonly DirectProperty<AutoCompleteBox, object?> SelectedItemProperty = |
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AvaloniaProperty.RegisterDirect<AutoCompleteBox, object?>( |
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nameof(SelectedItem), |
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o => o.SelectedItem, |
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(o, v) => o.SelectedItem = v, |
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defaultBindingMode: BindingMode.TwoWay, |
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enableDataValidation: true); |
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|
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/// <summary>
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/// Identifies the <see cref="Text" /> property.
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/// </summary>
|
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/// <value>The identifier for the <see cref="Text" /> property.</value>
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public static readonly DirectProperty<AutoCompleteBox, string?> TextProperty = |
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TextBlock.TextProperty.AddOwnerWithDataValidation<AutoCompleteBox>( |
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o => o.Text, |
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(o, v) => o.Text = v, |
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defaultBindingMode: BindingMode.TwoWay, |
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enableDataValidation: true); |
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|
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/// <summary>
|
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/// Identifies the <see cref="SearchText" /> property.
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/// </summary>
|
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/// <value>The identifier for the <see cref="SearchText" /> property.</value>
|
|||
public static readonly DirectProperty<AutoCompleteBox, string?> SearchTextProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, string?>( |
|||
nameof(SearchText), |
|||
o => o.SearchText, |
|||
unsetValue: string.Empty); |
|||
|
|||
/// <summary>
|
|||
/// Gets the identifier for the <see cref="FilterMode" /> property.
|
|||
/// </summary>
|
|||
public static readonly StyledProperty<AutoCompleteFilterMode> FilterModeProperty = |
|||
AvaloniaProperty.Register<AutoCompleteBox, AutoCompleteFilterMode>( |
|||
nameof(FilterMode), |
|||
defaultValue: AutoCompleteFilterMode.StartsWith, |
|||
validate: IsValidFilterMode); |
|||
|
|||
/// <summary>
|
|||
/// Identifies the <see cref="ItemFilter" /> property.
|
|||
/// </summary>
|
|||
/// <value>The identifier for the <see cref="ItemFilter" /> property.</value>
|
|||
public static readonly DirectProperty<AutoCompleteBox, AutoCompleteFilterPredicate<object?>?> ItemFilterProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, AutoCompleteFilterPredicate<object?>?>( |
|||
nameof(ItemFilter), |
|||
o => o.ItemFilter, |
|||
(o, v) => o.ItemFilter = v); |
|||
|
|||
/// <summary>
|
|||
/// Identifies the <see cref="TextFilter" /> property.
|
|||
/// </summary>
|
|||
/// <value>The identifier for the <see cref="TextFilter" /> property.</value>
|
|||
public static readonly DirectProperty<AutoCompleteBox, AutoCompleteFilterPredicate<string?>?> TextFilterProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, AutoCompleteFilterPredicate<string?>?>( |
|||
nameof(TextFilter), |
|||
o => o.TextFilter, |
|||
(o, v) => o.TextFilter = v, |
|||
unsetValue: AutoCompleteSearch.GetFilter(AutoCompleteFilterMode.StartsWith)); |
|||
|
|||
/// <summary>
|
|||
/// Identifies the <see cref="ItemSelector" /> property.
|
|||
/// </summary>
|
|||
/// <value>The identifier for the <see cref="ItemSelector" /> property.</value>
|
|||
public static readonly DirectProperty<AutoCompleteBox, AutoCompleteSelector<object>?> ItemSelectorProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, AutoCompleteSelector<object>?>( |
|||
nameof(ItemSelector), |
|||
o => o.ItemSelector, |
|||
(o, v) => o.ItemSelector = v); |
|||
|
|||
/// <summary>
|
|||
/// Identifies the <see cref="TextSelector" /> property.
|
|||
/// </summary>
|
|||
/// <value>The identifier for the <see cref="TextSelector" /> property.</value>
|
|||
public static readonly DirectProperty<AutoCompleteBox, AutoCompleteSelector<string?>?> TextSelectorProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, AutoCompleteSelector<string?>?>( |
|||
nameof(TextSelector), |
|||
o => o.TextSelector, |
|||
(o, v) => o.TextSelector = v); |
|||
|
|||
/// <summary>
|
|||
/// Identifies the <see cref="Items" /> property.
|
|||
/// </summary>
|
|||
/// <value>The identifier for the <see cref="Items" /> property.</value>
|
|||
public static readonly DirectProperty<AutoCompleteBox, IEnumerable?> ItemsProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, IEnumerable?>( |
|||
nameof(Items), |
|||
o => o.Items, |
|||
(o, v) => o.Items = v); |
|||
|
|||
public static readonly DirectProperty<AutoCompleteBox, Func<string?, CancellationToken, Task<IEnumerable<object>>>?> AsyncPopulatorProperty = |
|||
AvaloniaProperty.RegisterDirect<AutoCompleteBox, Func<string?, CancellationToken, Task<IEnumerable<object>>>?>( |
|||
nameof(AsyncPopulator), |
|||
o => o.AsyncPopulator, |
|||
(o, v) => o.AsyncPopulator = v); |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the minimum number of characters required to be entered
|
|||
/// in the text box before the <see cref="AutoCompleteBox" /> displays possible matches.
|
|||
/// </summary>
|
|||
/// <value>
|
|||
/// The minimum number of characters to be entered in the text box
|
|||
/// before the <see cref="AutoCompleteBox" />
|
|||
/// displays possible matches. The default is 1.
|
|||
/// </value>
|
|||
/// <remarks>
|
|||
/// If you set MinimumPrefixLength to -1, the AutoCompleteBox will
|
|||
/// not provide possible matches. There is no maximum value, but
|
|||
/// setting MinimumPrefixLength to value that is too large will
|
|||
/// prevent the AutoCompleteBox from providing possible matches as well.
|
|||
/// </remarks>
|
|||
public int MinimumPrefixLength |
|||
{ |
|||
get => GetValue(MinimumPrefixLengthProperty); |
|||
set => SetValue(MinimumPrefixLengthProperty, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets a value indicating whether the first possible match
|
|||
/// found during the filtering process will be displayed automatically
|
|||
/// in the text box.
|
|||
/// </summary>
|
|||
/// <value>
|
|||
/// True if the first possible match found will be displayed
|
|||
/// automatically in the text box; otherwise, false. The default is
|
|||
/// false.
|
|||
/// </value>
|
|||
public bool IsTextCompletionEnabled |
|||
{ |
|||
get => GetValue(IsTextCompletionEnabledProperty); |
|||
set => SetValue(IsTextCompletionEnabledProperty, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the <see cref="T:Avalonia.DataTemplate" /> used
|
|||
/// to display each item in the drop-down portion of the control.
|
|||
/// </summary>
|
|||
/// <value>The <see cref="T:Avalonia.DataTemplate" /> used to
|
|||
/// display each item in the drop-down. The default is null.</value>
|
|||
/// <remarks>
|
|||
/// You use the ItemTemplate property to specify the visualization
|
|||
/// of the data objects in the drop-down portion of the AutoCompleteBox
|
|||
/// control. If your AutoCompleteBox is bound to a collection and you
|
|||
/// do not provide specific display instructions by using a
|
|||
/// DataTemplate, the resulting UI of each item is a string
|
|||
/// representation of each object in the underlying collection.
|
|||
/// </remarks>
|
|||
public IDataTemplate ItemTemplate |
|||
{ |
|||
get => GetValue(ItemTemplateProperty); |
|||
set => SetValue(ItemTemplateProperty, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the minimum delay, after text is typed
|
|||
/// in the text box before the
|
|||
/// <see cref="AutoCompleteBox" /> control
|
|||
/// populates the list of possible matches in the drop-down.
|
|||
/// </summary>
|
|||
/// <value>The minimum delay, after text is typed in
|
|||
/// the text box, but before the
|
|||
/// <see cref="AutoCompleteBox" /> populates
|
|||
/// the list of possible matches in the drop-down. The default is 0.</value>
|
|||
public TimeSpan MinimumPopulateDelay |
|||
{ |
|||
get => GetValue(MinimumPopulateDelayProperty); |
|||
set => SetValue(MinimumPopulateDelayProperty, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the maximum height of the drop-down portion of the
|
|||
/// <see cref="AutoCompleteBox" /> control.
|
|||
/// </summary>
|
|||
/// <value>The maximum height of the drop-down portion of the
|
|||
/// <see cref="AutoCompleteBox" /> control.
|
|||
/// The default is <see cref="F:System.Double.PositiveInfinity" />.</value>
|
|||
/// <exception cref="T:System.ArgumentException">The specified value is less than 0.</exception>
|
|||
public double MaxDropDownHeight |
|||
{ |
|||
get => GetValue(MaxDropDownHeightProperty); |
|||
set => SetValue(MaxDropDownHeightProperty, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets a value indicating whether the drop-down portion of
|
|||
/// the control is open.
|
|||
/// </summary>
|
|||
/// <value>
|
|||
/// True if the drop-down is open; otherwise, false. The default is
|
|||
/// false.
|
|||
/// </value>
|
|||
public bool IsDropDownOpen |
|||
{ |
|||
get => _isDropDownOpen; |
|||
set => SetAndRaise(IsDropDownOpenProperty, ref _isDropDownOpen, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the <see cref="T:Avalonia.Data.Binding" /> that
|
|||
/// is used to get the values for display in the text portion of
|
|||
/// the <see cref="AutoCompleteBox" />
|
|||
/// control.
|
|||
/// </summary>
|
|||
/// <value>The <see cref="T:Avalonia.Data.IBinding" /> object used
|
|||
/// when binding to a collection property.</value>
|
|||
[AssignBinding] |
|||
public IBinding? ValueMemberBinding |
|||
{ |
|||
get => _valueBindingEvaluator?.ValueBinding; |
|||
set |
|||
{ |
|||
if (ValueMemberBinding != value) |
|||
{ |
|||
_valueBindingEvaluator = new BindingEvaluator<string>(value); |
|||
OnValueMemberBindingChanged(value); |
|||
} |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the selected item in the drop-down.
|
|||
/// </summary>
|
|||
/// <value>The selected item in the drop-down.</value>
|
|||
/// <remarks>
|
|||
/// If the IsTextCompletionEnabled property is true and text typed by
|
|||
/// the user matches an item in the ItemsSource collection, which is
|
|||
/// then displayed in the text box, the SelectedItem property will be
|
|||
/// a null reference.
|
|||
/// </remarks>
|
|||
public object? SelectedItem |
|||
{ |
|||
get => _selectedItem; |
|||
set => SetAndRaise(SelectedItemProperty, ref _selectedItem, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the text in the text box portion of the
|
|||
/// <see cref="AutoCompleteBox" /> control.
|
|||
/// </summary>
|
|||
/// <value>The text in the text box portion of the
|
|||
/// <see cref="AutoCompleteBox" /> control.</value>
|
|||
public string? Text |
|||
{ |
|||
get => _text; |
|||
set => SetAndRaise(TextProperty, ref _text, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets the text that is used to filter items in the
|
|||
/// <see cref="Items" /> item collection.
|
|||
/// </summary>
|
|||
/// <value>The text that is used to filter items in the
|
|||
/// <see cref="Items" /> item collection.</value>
|
|||
/// <remarks>
|
|||
/// The SearchText value is typically the same as the
|
|||
/// Text property, but is set after the TextChanged event occurs
|
|||
/// and before the Populating event.
|
|||
/// </remarks>
|
|||
public string? SearchText |
|||
{ |
|||
get => _searchText; |
|||
private set |
|||
{ |
|||
try |
|||
{ |
|||
_allowWrite = true; |
|||
SetAndRaise(SearchTextProperty, ref _searchText, value); |
|||
} |
|||
finally |
|||
{ |
|||
_allowWrite = false; |
|||
} |
|||
} |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets how the text in the text box is used to filter items
|
|||
/// specified by the <see cref="Items" />
|
|||
/// property for display in the drop-down.
|
|||
/// </summary>
|
|||
/// <value>One of the <see cref="AutoCompleteFilterMode" />
|
|||
/// values The default is <see cref="AutoCompleteFilterMode.StartsWith" />.</value>
|
|||
/// <exception cref="T:System.ArgumentException">The specified value is not a valid
|
|||
/// <see cref="AutoCompleteFilterMode" />.</exception>
|
|||
/// <remarks>
|
|||
/// Use the FilterMode property to specify how possible matches are
|
|||
/// filtered. For example, possible matches can be filtered in a
|
|||
/// predefined or custom way. The search mode is automatically set to
|
|||
/// Custom if you set the ItemFilter property.
|
|||
/// </remarks>
|
|||
public AutoCompleteFilterMode FilterMode |
|||
{ |
|||
get => GetValue(FilterModeProperty); |
|||
set => SetValue(FilterModeProperty, value); |
|||
} |
|||
|
|||
public string? Watermark |
|||
{ |
|||
get => GetValue(WatermarkProperty); |
|||
set => SetValue(WatermarkProperty, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the custom method that uses user-entered text to filter
|
|||
/// the items specified by the <see cref="Items" />
|
|||
/// property for display in the drop-down.
|
|||
/// </summary>
|
|||
/// <value>The custom method that uses the user-entered text to filter
|
|||
/// the items specified by the <see cref="Items" />
|
|||
/// property. The default is null.</value>
|
|||
/// <remarks>
|
|||
/// The filter mode is automatically set to Custom if you set the
|
|||
/// ItemFilter property.
|
|||
/// </remarks>
|
|||
public AutoCompleteFilterPredicate<object?>? ItemFilter |
|||
{ |
|||
get => _itemFilter; |
|||
set => SetAndRaise(ItemFilterProperty, ref _itemFilter, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the custom method that uses the user-entered text to
|
|||
/// filter items specified by the <see cref="Items" />
|
|||
/// property in a text-based way for display in the drop-down.
|
|||
/// </summary>
|
|||
/// <value>The custom method that uses the user-entered text to filter
|
|||
/// items specified by the <see cref="Items" />
|
|||
/// property in a text-based way for display in the drop-down.</value>
|
|||
/// <remarks>
|
|||
/// The search mode is automatically set to Custom if you set the
|
|||
/// TextFilter property.
|
|||
/// </remarks>
|
|||
public AutoCompleteFilterPredicate<string?>? TextFilter |
|||
{ |
|||
get => _textFilter; |
|||
set => SetAndRaise(TextFilterProperty, ref _textFilter, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the custom method that combines the user-entered
|
|||
/// text and one of the items specified by the <see cref="Items" />.
|
|||
/// </summary>
|
|||
/// <value>
|
|||
/// The custom method that combines the user-entered
|
|||
/// text and one of the items specified by the <see cref="Items" />.
|
|||
/// </value>
|
|||
public AutoCompleteSelector<object>? ItemSelector |
|||
{ |
|||
get => _itemSelector; |
|||
set => SetAndRaise(ItemSelectorProperty, ref _itemSelector, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets the custom method that combines the user-entered
|
|||
/// text and one of the items specified by the
|
|||
/// <see cref="Items" /> in a text-based way.
|
|||
/// </summary>
|
|||
/// <value>
|
|||
/// The custom method that combines the user-entered
|
|||
/// text and one of the items specified by the <see cref="Items" />
|
|||
/// in a text-based way.
|
|||
/// </value>
|
|||
public AutoCompleteSelector<string?>? TextSelector |
|||
{ |
|||
get => _textSelector; |
|||
set => SetAndRaise(TextSelectorProperty, ref _textSelector, value); |
|||
} |
|||
|
|||
public Func<string?, CancellationToken, Task<IEnumerable<object>>>? AsyncPopulator |
|||
{ |
|||
get => _asyncPopulator; |
|||
set => SetAndRaise(AsyncPopulatorProperty, ref _asyncPopulator, value); |
|||
} |
|||
|
|||
/// <summary>
|
|||
/// Gets or sets a collection that is used to generate the items for the
|
|||
/// drop-down portion of the <see cref="AutoCompleteBox" /> control.
|
|||
/// </summary>
|
|||
/// <value>The collection that is used to generate the items of the
|
|||
/// drop-down portion of the <see cref="AutoCompleteBox" /> control.</value>
|
|||
public IEnumerable? Items |
|||
{ |
|||
get => _itemsEnumerable; |
|||
set => SetAndRaise(ItemsProperty, ref _itemsEnumerable, value); |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,131 @@ |
|||
// (c) Copyright Microsoft Corporation.
|
|||
// This source is subject to the Microsoft Public License (Ms-PL).
|
|||
// Please see https://go.microsoft.com/fwlink/?LinkID=131993 for details.
|
|||
// All other rights reserved.
|
|||
|
|||
using System; |
|||
|
|||
namespace Avalonia.Controls |
|||
{ |
|||
/// <summary>
|
|||
/// Specifies how text in the text box portion of the <see cref="AutoCompleteBox" />
|
|||
/// control is used to filter items specified by the <see cref="AutoCompleteBox.Items" />
|
|||
/// property for display in the drop-down.
|
|||
/// </summary>
|
|||
public enum AutoCompleteFilterMode |
|||
{ |
|||
/// <summary>
|
|||
/// Specifies that no filter is used. All items are returned.
|
|||
/// </summary>
|
|||
None = 0, |
|||
|
|||
/// <summary>
|
|||
/// Specifies a culture-sensitive, case-insensitive filter where the
|
|||
/// returned items start with the specified text. The filter uses the
|
|||
/// <see cref="String.StartsWith(String,StringComparison)" />
|
|||
/// method, specifying
|
|||
/// <see cref="StringComparer.CurrentCultureIgnoreCase" /> as
|
|||
/// the string comparison criteria.
|
|||
/// </summary>
|
|||
StartsWith = 1, |
|||
|
|||
/// <summary>
|
|||
/// Specifies a culture-sensitive, case-sensitive filter where the
|
|||
/// returned items start with the specified text. The filter uses the
|
|||
/// <see cref="String.StartsWith(String,StringComparison)" />
|
|||
/// method, specifying
|
|||
/// <see cref="StringComparer.CurrentCulture" /> as the string
|
|||
/// comparison criteria.
|
|||
/// </summary>
|
|||
StartsWithCaseSensitive = 2, |
|||
|
|||
/// <summary>
|
|||
/// Specifies an ordinal, case-insensitive filter where the returned
|
|||
/// items start with the specified text. The filter uses the
|
|||
/// <see cref="String.StartsWith(String,StringComparison)" />
|
|||
/// method, specifying
|
|||
/// <see cref="StringComparer.OrdinalIgnoreCase" /> as the
|
|||
/// string comparison criteria.
|
|||
/// </summary>
|
|||
StartsWithOrdinal = 3, |
|||
|
|||
/// <summary>
|
|||
/// Specifies an ordinal, case-sensitive filter where the returned items
|
|||
/// start with the specified text. The filter uses the
|
|||
/// <see cref="String.StartsWith(String,StringComparison)" />
|
|||
/// method, specifying <see cref="StringComparer.Ordinal" /> as
|
|||
/// the string comparison criteria.
|
|||
/// </summary>
|
|||
StartsWithOrdinalCaseSensitive = 4, |
|||
|
|||
/// <summary>
|
|||
/// Specifies a culture-sensitive, case-insensitive filter where the
|
|||
/// returned items contain the specified text.
|
|||
/// </summary>
|
|||
Contains = 5, |
|||
|
|||
/// <summary>
|
|||
/// Specifies a culture-sensitive, case-sensitive filter where the
|
|||
/// returned items contain the specified text.
|
|||
/// </summary>
|
|||
ContainsCaseSensitive = 6, |
|||
|
|||
/// <summary>
|
|||
/// Specifies an ordinal, case-insensitive filter where the returned
|
|||
/// items contain the specified text.
|
|||
/// </summary>
|
|||
ContainsOrdinal = 7, |
|||
|
|||
/// <summary>
|
|||
/// Specifies an ordinal, case-sensitive filter where the returned items
|
|||
/// contain the specified text.
|
|||
/// </summary>
|
|||
ContainsOrdinalCaseSensitive = 8, |
|||
|
|||
/// <summary>
|
|||
/// Specifies a culture-sensitive, case-insensitive filter where the
|
|||
/// returned items equal the specified text. The filter uses the
|
|||
/// <see cref="String.Equals(String,StringComparison)" />
|
|||
/// method, specifying
|
|||
/// <see cref="StringComparer.CurrentCultureIgnoreCase" /> as
|
|||
/// the search comparison criteria.
|
|||
/// </summary>
|
|||
Equals = 9, |
|||
|
|||
/// <summary>
|
|||
/// Specifies a culture-sensitive, case-sensitive filter where the
|
|||
/// returned items equal the specified text. The filter uses the
|
|||
/// <see cref="String.Equals(String,StringComparison)" />
|
|||
/// method, specifying
|
|||
/// <see cref="StringComparer.CurrentCulture" /> as the string
|
|||
/// comparison criteria.
|
|||
/// </summary>
|
|||
EqualsCaseSensitive = 10, |
|||
|
|||
/// <summary>
|
|||
/// Specifies an ordinal, case-insensitive filter where the returned
|
|||
/// items equal the specified text. The filter uses the
|
|||
/// <see cref="String.Equals(String,StringComparison)" />
|
|||
/// method, specifying
|
|||
/// <see cref="StringComparer.OrdinalIgnoreCase" /> as the
|
|||
/// string comparison criteria.
|
|||
/// </summary>
|
|||
EqualsOrdinal = 11, |
|||
|
|||
/// <summary>
|
|||
/// Specifies an ordinal, case-sensitive filter where the returned items
|
|||
/// equal the specified text. The filter uses the
|
|||
/// <see cref="String.Equals(String,StringComparison)" />
|
|||
/// method, specifying <see cref="StringComparer.Ordinal" /> as
|
|||
/// the string comparison criteria.
|
|||
/// </summary>
|
|||
EqualsOrdinalCaseSensitive = 12, |
|||
|
|||
/// <summary>
|
|||
/// Specifies that a custom filter is used. This mode is used when the
|
|||
/// <see cref="AutoCompleteBox.TextFilter" /> or <see cref="AutoCompleteBox.ItemFilter" />
|
|||
/// properties are set.
|
|||
/// </summary>
|
|||
Custom = 13, |
|||
} |
|||
} |
|||
@ -0,0 +1,39 @@ |
|||
// (c) Copyright Microsoft Corporation.
|
|||
// This source is subject to the Microsoft Public License (Ms-PL).
|
|||
// Please see https://go.microsoft.com/fwlink/?LinkID=131993 for details.
|
|||
// All other rights reserved.
|
|||
|
|||
using System; |
|||
using System.Collections; |
|||
|
|||
namespace Avalonia.Controls |
|||
{ |
|||
/// <summary>
|
|||
/// Provides data for the
|
|||
/// <see cref="E:Avalonia.Controls.AutoCompleteBox.Populated" />
|
|||
/// event.
|
|||
/// </summary>
|
|||
public class PopulatedEventArgs : EventArgs |
|||
{ |
|||
/// <summary>
|
|||
/// Gets the list of possible matches added to the drop-down portion of
|
|||
/// the <see cref="T:Avalonia.Controls.AutoCompleteBox" />
|
|||
/// control.
|
|||
/// </summary>
|
|||
/// <value>The list of possible matches added to the
|
|||
/// <see cref="T:Avalonia.Controls.AutoCompleteBox" />.</value>
|
|||
public IEnumerable Data { get; private set; } |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the
|
|||
/// <see cref="T:Avalonia.Controls.PopulatedEventArgs" />.
|
|||
/// </summary>
|
|||
/// <param name="data">The list of possible matches added to the
|
|||
/// drop-down portion of the
|
|||
/// <see cref="T:Avalonia.Controls.AutoCompleteBox" /> control.</param>
|
|||
public PopulatedEventArgs(IEnumerable data) |
|||
{ |
|||
Data = data; |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,39 @@ |
|||
// (c) Copyright Microsoft Corporation.
|
|||
// This source is subject to the Microsoft Public License (Ms-PL).
|
|||
// Please see https://go.microsoft.com/fwlink/?LinkID=131993 for details.
|
|||
// All other rights reserved.
|
|||
|
|||
using System.ComponentModel; |
|||
|
|||
namespace Avalonia.Controls |
|||
{ |
|||
/// <summary>
|
|||
/// Provides data for the
|
|||
/// <see cref="E:Avalonia.Controls.AutoCompleteBox.Populating" />
|
|||
/// event.
|
|||
/// </summary>
|
|||
public class PopulatingEventArgs : CancelEventArgs |
|||
{ |
|||
/// <summary>
|
|||
/// Gets the text that is used to determine which items to display in
|
|||
/// the <see cref="T:Avalonia.Controls.AutoCompleteBox" />
|
|||
/// control.
|
|||
/// </summary>
|
|||
/// <value>The text that is used to determine which items to display in
|
|||
/// the <see cref="T:Avalonia.Controls.AutoCompleteBox" />.</value>
|
|||
public string? Parameter { get; private set; } |
|||
|
|||
/// <summary>
|
|||
/// Initializes a new instance of the
|
|||
/// <see cref="T:Avalonia.Controls.PopulatingEventArgs" />.
|
|||
/// </summary>
|
|||
/// <param name="parameter">The value of the
|
|||
/// <see cref="P:Avalonia.Controls.AutoCompleteBox.SearchText" />
|
|||
/// property, which is used to filter items for the
|
|||
/// <see cref="T:Avalonia.Controls.AutoCompleteBox" /> control.</param>
|
|||
public PopulatingEventArgs(string? parameter) |
|||
{ |
|||
Parameter = parameter; |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,42 @@ |
|||
using Avalonia.Media; |
|||
using Avalonia.Media.TextFormatting; |
|||
using Avalonia.Utilities; |
|||
|
|||
namespace Avalonia.Controls.Documents |
|||
{ |
|||
internal class EmbeddedControlRun : DrawableTextRun |
|||
{ |
|||
public EmbeddedControlRun(IControl control, TextRunProperties properties) |
|||
{ |
|||
Control = control; |
|||
Properties = properties; |
|||
} |
|||
|
|||
public IControl Control { get; } |
|||
|
|||
public override TextRunProperties? Properties { get; } |
|||
|
|||
public override Size Size => Control.DesiredSize; |
|||
|
|||
public override double Baseline |
|||
{ |
|||
get |
|||
{ |
|||
double baseline = Size.Height; |
|||
double baselineOffsetValue = Control.GetValue<double>(TextBlock.BaselineOffsetProperty); |
|||
|
|||
if (!MathUtilities.IsZero(baselineOffsetValue)) |
|||
{ |
|||
baseline = baselineOffsetValue; |
|||
} |
|||
|
|||
return -baseline; |
|||
} |
|||
} |
|||
|
|||
public override void Draw(DrawingContext drawingContext, Point origin) |
|||
{ |
|||
//noop
|
|||
} |
|||
} |
|||
} |
|||
Loading…
Reference in new issue