50 lines
3.3 KiB
C#
50 lines
3.3 KiB
C#
using AppKit;
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using CoreGraphics;
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using Foundation;
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using ScreenCaptureKit;
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namespace VoiceCat.Mac;
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internal sealed record ScreenApplication(string Name, string BundleIdentifier);
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internal static class ScreenAudioPicker
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{
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internal static async Task<ScreenAudioSelection?> ChooseAsync(ScreenAudioSelection initial, CancellationToken cancellationToken = default)
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{
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IReadOnlyList<ScreenApplication> applications = await ScreenAudioCapture.GetApplicationsAsync(cancellationToken);
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var mode = new NSPopUpButton(new CGRect(0, 270, 390, 28), false);
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mode.AddItems(["Everything", "Only selected applications", "All except selected applications"]);
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mode.SelectItem((int)initial.Scope);
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((INSAccessibility)mode).AccessibilityLabel = "Screen audio sharing mode";
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var source = new ApplicationSource(applications);
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var table = new NSTableView(new CGRect(0, 0, 390, 225)) { DataSource = source, Delegate = source, AllowsMultipleSelection = true, HeaderView = null };
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table.AddColumn(new NSTableColumn("application") { Title = "Application", Width = 370 });
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((INSAccessibility)table).AccessibilityLabel = "Applications to include or exclude";
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uint[] selected = applications.Select((application, index) => initial.BundleIdentifiers.Contains(application.BundleIdentifier) ? (uint?)index : null)
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.Where(index => index.HasValue).Select(index => index!.Value).ToArray();
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if (selected.Length > 0) table.SelectRows(NSIndexSet.FromArray(selected), false);
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var scroll = new NSScrollView(new CGRect(0, 38, 390, 225)) { DocumentView = table, HasVerticalScroller = true, BorderType = NSBorderType.BezelBorder };
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var exclude = NSButton.CreateCheckbox("Exclude VoiceOver and speech-synthesis audio", () => { });
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exclude.Frame = new CGRect(0, 5, 390, 24); exclude.State = initial.ExcludeScreenReader ? NSCellStateValue.On : NSCellStateValue.Off;
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((INSAccessibility)exclude).AccessibilityLabel = "Exclude screen reader audio";
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var accessory = new NSView(new CGRect(0, 0, 390, 305)); accessory.AddSubview(mode); accessory.AddSubview(scroll); accessory.AddSubview(exclude);
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var alert = new NSAlert { MessageText = "Choose screen audio", InformativeText = "Select what other people will hear.", AccessoryView = accessory };
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alert.AddButton("Share"); alert.AddButton("Cancel");
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if (alert.RunModal() != 1000) return null;
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var bundleIdentifiers = table.SelectedRows.ToArray().Select(index => applications[checked((int)index)].BundleIdentifier).ToHashSet(StringComparer.Ordinal);
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return new((ScreenAudioScope)(int)mode.IndexOfSelectedItem, bundleIdentifiers, exclude.State == NSCellStateValue.On);
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}
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private sealed class ApplicationSource(IReadOnlyList<ScreenApplication> applications) : NSTableViewDataSource, INSTableViewDelegate
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{
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public override nint GetRowCount(NSTableView tableView) => applications.Count;
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[Export("tableView:viewForTableColumn:row:")]
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public NSView GetViewForItem(NSTableView tableView, NSTableColumn? tableColumn, nint row)
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{
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var value = NSTextField.CreateLabel(applications[checked((int)row)].Name);
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value.LineBreakMode = AppKit.NSLineBreakMode.TruncatingTail; return value;
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}
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}
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}
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