allow blocks to react to clicks and scrolls

1 files changed, 47 insertions, 0 deletions

diff --git a/Sources/phbar/Views/BlockView.swift b/Sources/phbar/Views/BlockView.swift
index 4bbea7a..85d6e6e 100644
--- a/Sources/phbar/Views/BlockView.swift
+++ b/Sources/phbar/Views/BlockView.swift
@@ -3,11 +3,58 @@ import SwiftUI
 struct BlockView: View {
 	@ObservedObject var block: Block
 
+	@State private var hovering = false
+
 	var body: some View {
 		HStack(spacing: 0) {
 			ForEach(block.cells) { cell in
 				CellView(cell: cell)
 			}
 		}
+		.onHover { hovering = $0 }
+		.onAppear {
+			NSEvent.addLocalMonitorForEvents(matching: [
+				.leftMouseDown,
+				.rightMouseDown,
+				.otherMouseDown,
+				.scrollWheel,
+			]) { event in
+				handle(event: event)
+			}
+		}
+	}
+
+	private func handle(event: NSEvent) -> NSEvent {
+		guard hovering else { return event }
+
+		switch event.type {
+		case .leftMouseDown, .rightMouseDown, .otherMouseDown:
+			block.runScript(env: ["BUTTON": String(event.buttonNumber)])
+			break
+		case .scrollWheel:
+			if event.scrollingDeltaY > 0 {
+				block.runScript(env: ["SCROLL": "UP"])
+				break
+			}
+
+			if event.scrollingDeltaY < 0 {
+				block.runScript(env: ["SCROLL": "DOWN"])
+				break
+			}
+
+			if event.scrollingDeltaX > 0 {
+				block.runScript(env: ["SCROLL": "RIGHT"])
+				break
+			}
+
+			if event.scrollingDeltaX < 0 {
+				block.runScript(env: ["SCROLL": "LEFT"])
+				break
+			}
+		default:
+			break
+		}
+
+		return event
 	}
 }