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Added --window option to target keypresses at a specific window. #101

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Added --window option to target keypresses at a specific window. #101

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4 changes: 3 additions & 1 deletion Sources/SendKeysLib/Configuration/SendConfig.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -7,11 +7,12 @@ struct SendConfig: Codable {
var remap: [String: String]?
var targeted: Bool?
var terminateCommand: String?
var window: String?

init(
activate: Bool? = nil, animationInterval: Double? = nil, delay: Double? = nil, initialDelay: Double? = nil,
keyboardLayout: KeyMappings.Layouts? = nil, remap: [String: String]? = nil, targeted: Bool? = nil,
terminateCommand: String? = nil
terminateCommand: String? = nil, window: String? = nil
) {
self.activate = activate
self.animationInterval = animationInterval
Expand All @@ -21,6 +22,7 @@ struct SendConfig: Codable {
self.remap = remap
self.targeted = targeted
self.terminateCommand = terminateCommand
self.window = window
}

func merge(with other: SendConfig?) -> SendConfig {
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28 changes: 28 additions & 0 deletions Sources/SendKeysLib/Sender.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,10 @@ public struct Sender: ParsableCommand {
help: "Process id of a running application to send keys to.")
var processId: Int?

@Option(
name: NameSpecification([.customLong("window")]), help: "Name of the window to send keystrokes to.")
var targetWindow: String?

@Flag(
name: .long, inversion: FlagInversion.prefixedNo,
help: "Activate the specified app or process before sending commands.")
Expand Down Expand Up @@ -106,6 +110,30 @@ public struct Sender: ParsableCommand {
if app == nil {
throw RuntimeError("Application could not be found.")
}
if targetWindow != nil {
let pid = app!.processIdentifier
let appRef = AXUIElementCreateApplication(pid)
var windowList: CFTypeRef?
let result = AXUIElementCopyAttributeValue(appRef, kAXWindowsAttribute as CFString, &windowList)
guard result == .success, let windows = windowList as? [AXUIElement] else {
throw RuntimeError("Failed to retrieve windows.")
}
var foundWindow: Bool = false
for window in windows {
var title: CFTypeRef?
AXUIElementCopyAttributeValue(window, kAXTitleAttribute as CFString, &title)

if let titleString = title as? String, titleString.starts(with: targetWindow ?? "") {
AXUIElementSetAttributeValue(window, kAXMainAttribute as CFString, kCFBooleanTrue)
AXUIElementSetAttributeValue(window, kAXFocusedAttribute as CFString, kCFBooleanTrue)
foundWindow = true
break
}
}
if !foundWindow {
throw RuntimeError("Target window could not be found.")
}
}
keyPresser = KeyPresser(app: app)
} else {
keyPresser = KeyPresser(app: nil)
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