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Add accessibility text to grid stoplight buttons

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This commit is contained in:
Robert McRackan 2024-05-06 21:56:00 -04:00
parent d16d0c8de2
commit d19fe2250c
2 changed files with 24 additions and 3 deletions
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2
Source/AppScaffolding/AppScaffolding.csproj
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@ -2,7 +2,7 @@
<Project Sdk="Microsoft.NET.Sdk"> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup> <PropertyGroup>
<TargetFramework>net8.0</TargetFramework> <TargetFramework>net8.0</TargetFramework>
<Version>11.3.8.1</Version> <Version>11.3.9.1</Version>
</PropertyGroup> </PropertyGroup>
<ItemGroup> <ItemGroup>
<PackageReference Include="Octokit" Version="10.0.0" /> <PackageReference Include="Octokit" Version="10.0.0" />

25
Source/LibationWinForms/GridView/LiberateDataGridViewImageButtonColumn.cs
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@ -16,7 +16,27 @@ namespace LibationWinForms.GridView
internal class LiberateDataGridViewImageButtonCell : DataGridViewImageButtonCell internal class LiberateDataGridViewImageButtonCell : DataGridViewImageButtonCell
{ {
private static readonly Brush DISABLED_GRAY = new SolidBrush(Color.FromArgb(0x60, Color.LightGray)); #region Accessibility
private string accessibilityName => "Liberate Image Button";
private string accessibilityDescription = "undefined";
protected override AccessibleObject CreateAccessibilityInstance() => new MyAccessibilityObject(accessibilityName, accessibilityDescription);
protected class MyAccessibilityObject : DataGridViewCellAccessibleObject
{
public override string Name => _name;
public override string Description => _description;
private string _name { get; }
private string _description { get; }
public MyAccessibilityObject(string name, string description) : base()
{
_name = name;
_description = description;
}
}
#endregion
private static readonly Brush DISABLED_GRAY = new SolidBrush(Color.FromArgb(0x60, Color.LightGray));
private static readonly Color HiddenForeColor = Color.LightGray; private static readonly Color HiddenForeColor = Color.LightGray;
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates elementState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts) protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates elementState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{ {
@ -31,7 +51,8 @@ namespace LibationWinForms.GridView
base.Paint(graphics, clipBounds, cellBounds, rowIndex, elementState, null, null, null, cellStyle, advancedBorderStyle, paintParts); base.Paint(graphics, clipBounds, cellBounds, rowIndex, elementState, null, null, null, cellStyle, advancedBorderStyle, paintParts);
DrawButtonImage(graphics, (Image)status.ButtonImage, cellBounds); DrawButtonImage(graphics, (Image)status.ButtonImage, cellBounds);
ToolTipText = status.ToolTip; accessibilityDescription = status.ToolTip;
ToolTipText = status.ToolTip;
if (status.IsUnavailable || status.Opacity < 1) if (status.IsUnavailable || status.Opacity < 1)
graphics.FillRectangle(DISABLED_GRAY, cellBounds); graphics.FillRectangle(DISABLED_GRAY, cellBounds);