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macos: hook up clipboards

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This commit is contained in:
Mitchell Hashimoto
2023-02-19 15:18:01 -08:00
parent 8889dd7de2
commit dff45003e1
5 changed files with 73 additions and 13 deletions
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41
macos/Sources/GhosttyApp.swift
View File

@@ -55,6 +55,9 @@ class GhosttyState: ObservableObject {
/// The ghostty app instance. We only have one of these for the entire app, although I guess
/// in theory you can have multiple... I don't know why you would...
var app: ghostty_app_t? = nil
/// Cached clipboard string for `read_clipboard` callback.
private var cached_clipboard_string: String? = nil
init() {
// Initialize ghostty global state. This happens once per process.
@@ -84,7 +87,9 @@ class GhosttyState: ObservableObject {
var runtime_cfg = ghostty_runtime_config_s(
userdata: Unmanaged.passUnretained(self).toOpaque(),
wakeup_cb: { userdata in GhosttyState.wakeup(userdata) },
set_title_cb: { userdata, title in GhosttyState.setTitle(userdata, title: title) })
set_title_cb: { userdata, title in GhosttyState.setTitle(userdata, title: title) },
read_clipboard_cb: { userdata in GhosttyState.readClipboard(userdata) },
write_clipboard_cb: { userdata, str in GhosttyState.writeClipboard(userdata, string: str) })
// Create the ghostty app.
guard let app = ghostty_app_new(&runtime_cfg, cfg) else {
@@ -97,11 +102,35 @@ class GhosttyState: ObservableObject {
self.readiness = .ready
}
deinit {
ghostty_app_free(app)
ghostty_config_free(config)
}
func appTick() {
guard let app = self.app else { return }
ghostty_app_tick(app)
}
// MARK: Ghostty Callbacks
static func readClipboard(_ userdata: UnsafeMutableRawPointer?) -> UnsafePointer<CChar>? {
guard let appState = self.appState(fromSurface: userdata) else { return nil }
guard let str = NSPasteboard.general.string(forType: .string) else { return nil }
// Ghostty requires we cache the string because the pointer we return has to remain
// stable until the next call to readClipboard.
appState.cached_clipboard_string = str
return (str as NSString).utf8String
}
static func writeClipboard(_ userdata: UnsafeMutableRawPointer?, string: UnsafePointer<CChar>?) {
guard let valueStr = String(cString: string!, encoding: .utf8) else { return }
let pb = NSPasteboard.general
pb.declareTypes([.string], owner: nil)
pb.setString(valueStr, forType: .string)
}
static func wakeup(_ userdata: UnsafeMutableRawPointer?) {
let state = Unmanaged<GhosttyState>.fromOpaque(userdata!).takeUnretainedValue()
@@ -120,8 +149,12 @@ class GhosttyState: ObservableObject {
}
}
deinit {
ghostty_app_free(app)
ghostty_config_free(config)
/// Returns the GhosttyState from the given userdata value.
static func appState(fromSurface userdata: UnsafeMutableRawPointer?) -> GhosttyState? {
let surfaceView = Unmanaged<TerminalSurfaceView_Real>.fromOpaque(userdata!).takeUnretainedValue()
guard let surface = surfaceView.surface else { return nil }
guard let app = ghostty_surface_app(surface) else { return nil }
guard let app_ud = ghostty_app_userdata(app) else { return nil }
return Unmanaged<GhosttyState>.fromOpaque(app_ud).takeUnretainedValue()
}
}

4
macos/Sources/TerminalSurfaceView.swift
View File

@@ -76,8 +76,8 @@ class TerminalSurfaceView_Real: NSView, NSTextInputClient, ObservableObject {
}
}
private var surface: ghostty_surface_t? = nil
private var error: Error? = nil
var surface: ghostty_surface_t? = nil
var error: Error? = nil
private var markedText: NSMutableAttributedString;
// We need to support being a first responder so that we can get input events