ZacharyZhang-NY
b7fca0146d
ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git), ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.
48 lines
1.8 KiB
Swift
48 lines
1.8 KiB
Swift
// Prints each window element's frame and parent as JSON.
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import ApplicationServices
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import Foundation
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func attribute(_ element: AXUIElement, _ name: String) -> AnyObject? {
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var value: AnyObject?
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guard AXUIElementCopyAttributeValue(element, name as CFString, &value) == .success else { return nil }
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return value
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}
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// The element's frame in screen points.
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func frame(_ element: AXUIElement) -> CGRect? {
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var origin = CGPoint.zero, size = CGSize.zero
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guard let position = attribute(element, kAXPositionAttribute),
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let extent = attribute(element, kAXSizeAttribute),
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AXValueGetValue(position as! AXValue, .cgPoint, &origin),
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AXValueGetValue(extent as! AXValue, .cgSize, &size) else { return nil }
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return CGRect(origin: origin, size: size)
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}
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var next = 0
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func walk(_ element: AXUIElement, _ parent: Int, _ depth: Int) {
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if depth > 60 { return }
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next += 1
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let id = next
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let role = attribute(element, kAXRoleAttribute) as? String ?? ""
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let name = [kAXTitleAttribute, kAXDescriptionAttribute, kAXValueAttribute]
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.compactMap { attribute(element, $0) as? String }.first { !$0.isEmpty } ?? ""
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var row: [String: Any] = ["id": id, "parent": parent, "role": role, "name": name]
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if let rect = frame(element) {
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row["frame"] = [rect.minX, rect.minY, rect.width, rect.height]
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}
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let data = try! JSONSerialization.data(withJSONObject: row)
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print(String(data: data, encoding: .utf8)!)
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for child in attribute(element, kAXChildrenAttribute) as? [AXUIElement] ?? [] {
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walk(child, id, depth + 1)
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}
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}
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guard AXIsProcessTrusted() else {
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print("untrusted")
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exit(2)
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}
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let app = AXUIElementCreateApplication(pid_t(CommandLine.arguments[1])!)
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for window in attribute(app, kAXWindowsAttribute) as? [AXUIElement] ?? [] {
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walk(window, 0, 0)
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}
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