wehub-resource-sync
71 lines
3.2 KiB
Swift
71 lines
3.2 KiB
Swift
import AppKit
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import MacToolsPluginKit
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import SwiftUI
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/// A real `NSSearchField` bridged into SwiftUI.
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///
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/// Using a real text control (not root-view `keyDown` interception) is what makes
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/// search + keyboard navigation IME-safe (Codex P0 #2/#3): during CJK composition the
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/// system routes arrows/Return to the candidate window and does NOT call
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/// `doCommandBySelector`, so we never hijack a candidate-selection Return to launch an
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/// app. Arrow/Return/Esc are handled via `doCommandBySelector`; plain + composed
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/// characters flow into the field naturally.
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struct LaunchpadSearchField: NSViewRepresentable {
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@Binding var text: String
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var localization: PluginLocalization = PluginLocalization(bundle: .main)
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var onMove: (MoveDirection) -> Void
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var onLaunch: () -> Void
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var onCancel: () -> Void
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enum MoveDirection { case left, right, up, down }
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func makeNSView(context: Context) -> NSSearchField {
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let field = NSSearchField()
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field.delegate = context.coordinator
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field.focusRingType = .none
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field.bezelStyle = .roundedBezel
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field.placeholderString = localization.string("search.placeholder", defaultValue: "搜索应用")
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field.sendsSearchStringImmediately = true
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field.sendsWholeSearchString = false
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// Focus so typing/IME works immediately while the grid stays visible.
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DispatchQueue.main.async { field.window?.makeFirstResponder(field) }
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return field
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}
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func updateNSView(_ nsView: NSSearchField, context: Context) {
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context.coordinator.parent = self
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nsView.placeholderString = localization.string("search.placeholder", defaultValue: "搜索应用")
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if nsView.stringValue != text {
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nsView.stringValue = text
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}
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}
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func makeCoordinator() -> Coordinator { Coordinator(self) }
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final class Coordinator: NSObject, NSSearchFieldDelegate {
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var parent: LaunchpadSearchField
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init(_ parent: LaunchpadSearchField) { self.parent = parent }
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func controlTextDidChange(_ obj: Notification) {
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guard let field = obj.object as? NSSearchField else { return }
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parent.text = field.stringValue
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}
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func control(_ control: NSControl, textView: NSTextView, doCommandBy selector: Selector) -> Bool {
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// Belt-and-suspenders for IME (Codex P1): if there's marked (composing) text,
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// hand the command back to the system so arrows pick candidates and Return
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// confirms composition — never navigate/launch mid-composition.
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if textView.hasMarkedText() { return false }
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switch selector {
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case #selector(NSResponder.moveLeft(_:)): parent.onMove(.left); return true
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case #selector(NSResponder.moveRight(_:)): parent.onMove(.right); return true
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case #selector(NSResponder.moveUp(_:)): parent.onMove(.up); return true
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case #selector(NSResponder.moveDown(_:)): parent.onMove(.down); return true
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case #selector(NSResponder.insertNewline(_:)): parent.onLaunch(); return true
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case #selector(NSResponder.cancelOperation(_:)): parent.onCancel(); return true
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default: return false
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}
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}
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}
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}
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