refactor(print): extract PMTicketBridge from PrintPanelService

Centralise every Core Printing (PM*) call in one @MainActor bridge so
the upcoming ticket serialise/restore path and native spooler share a
single documented ownership policy. Pure move — no behaviour change.

AGENTS.md

@@ -50,6 +50,27 @@ bump `project.yml` on `develop` before tagging. CI needs `fetch-depth: 0`.
 `develop` ← `milestone/mN-<name>` ← `feat/<issue#>-<slug>`.
 PRs via Gitea MCP. Every issue/PR: `Project/ICCery-v2` + `Feature/*` or `Bug/*` + `Priority/*`.
 
+## Issue ticket style
+- Title: `[Kind/Priority] short description` — e.g. `[Bug/Critical] …`, `[Feature/Medium] …`.
+- Labels: `Kind/Bug` or `Kind/Feature` (also `Kind/Testing` for test work),
+  one `Bug/<area>` or `Feature/<area>` (Architecture/Backend/UI/DevOps),
+  one `Priority/*`, plus `Project/ICCery-v2`. Set the milestone when the work
+  belongs to an active `mN` milestone.
+- Bug bodies: `## Summary` → `## Root Cause Analysis` (file:line evidence;
+  note checked-and-dismissed hypotheses) → `## Proposed Fix` (options or
+  deterministic plan) → `## Acceptance Criteria` (checkbox list) →
+  `## Dependencies` → `## References`.
+- Feature bodies: same skeleton minus Root Cause; lead with Summary and a
+  concrete implementation plan.
+- Dependencies/blockers must **always** be recorded via the gitea MCP
+  `issue_write` methods (`add_dependency`, `block_issue`; reads via
+  `issue_read` `list_dependencies` / `list_blocks` — see "Gitea issue
+  dependencies"), not just mentioned in the body. This is
+  mandatory when issues share a milestone with an implementation order:
+  wire up `add_dependency` (blocked-by) and `block_issue` (blocks) links so
+  the order is machine-readable. The `## Dependencies` body section may
+  still summarise them for readability, but the MCP links are authoritative.
+
 ## Verify
 ```
 xcodebuild test -scheme ICCery -destination 'platform=macOS' ARCHS="$(uname -m)"

BUILD-PLAN.md

@@ -23,7 +23,7 @@ Hardware gates block *release of that sprint*, not filing, and not starting codi
 | M11 | Printer settings completeness & dialog binding | 183, 180, 181, 186 | Quality/media/paper caps parse + `LpArgs` emit + picker UI smoke + panel capture-return | Real Epson: 7 `EPIJ_Qual` options; real Canon Pro9500: English media labels; dialog bound to non-default queue with paper/quality/media/orientation preselected; captured settings reach `lp` argv |
 | Later | Quartz / TargetPrint | 16 | `ICCeryPrintKit` standalone + seam test | 1:1 on paper vs TIFF |
 
-M8–M10 are merged to `develop`; M11 assembles on `milestone/m11-print-settings` from `736fd08`.
+M8–M11 are merged to `develop`; M11 shipped via PR #199 (hardware gate passed on real Epson XP-55 / Canon Pro9500 II).
 
 Issue **16 is not an M3, M6, M10, or M11 exit gate.**
 

Packages/ICCeryCore/Sources/ICCeryCore/Print/CupsParsers.swift

@@ -174,8 +174,13 @@ public enum CupsParsers {
 
     /// PPD `*<key> <id>/<Human Label>:` lines → `id → label` map.
     /// Language-qualified forms (`*en_US.<key> id/Label:`) also match.
+    /// Precedence is deterministic, not positional (#181): unqualified
+    /// `*Key` > `en_US.` > `en.` > first-qualified-seen, so a trailing
+    /// locale block (Canon `th.CNIJMediaType`) can never overwrite the
+    /// base English labels — and a qualified-only id still gets its
+    /// first-seen qualified label (R9).
     public static func ppdChoiceLabels(_ ppd: String, key: String) -> [String: String] {
-        var map: [String: String] = [:]
+        var hits: [String: [(qualifier: String?, label: String)]] = [:]
         for rawLine in ppd.split(separator: "\n") {
             var line = rawLine.trimmingCharacters(in: .whitespaces)
             guard line.hasPrefix("*"), !line.hasPrefix("**") else { continue }
@@ -183,7 +188,9 @@ public enum CupsParsers {
             // Optional locale qualifier: `en_US.InputSlot` → `InputSlot`.
             // Only strip when the part before the first `.` looks like
             // a locale (short `xx`/`xx_YY`); real keys containing dots
-            // are left alone.
+            // are left alone. The qualifier is recorded for precedence
+            // rather than dropped (#181).
+            var qualifier: String?
             if let dot = line.firstIndex(of: ".") {
                 let prefix = line[..<dot]
                 let looksLikeLocale = (2...5).contains(prefix.count)
@@ -191,6 +198,7 @@ public enum CupsParsers {
                     && (prefix.count == 2 || prefix.contains("_"))
                 let candidate = line[line.index(after: dot)...]
                 if looksLikeLocale && candidate.hasPrefix(key) {
+                    qualifier = prefix.lowercased()
                     line = String(candidate)
                 }
             }
@@ -201,15 +209,50 @@ public enum CupsParsers {
             rest = String(rest[..<colon])
             // `<id>/<Human label>` — human label after the last `/`.
             guard let slash = rest.firstIndex(of: "/") else { continue }
-            let id = String(rest[..<slash])
+            let id = ppdUnescape(String(rest[..<slash])
-                .trimmingCharacters(in: .whitespaces)
+                .trimmingCharacters(in: .whitespaces))
-            let human = String(rest[rest.index(after: slash)...])
+            let human = ppdUnescape(String(rest[rest.index(after: slash)...])
-                .trimmingCharacters(in: .whitespaces)
+                .trimmingCharacters(in: .whitespaces))
-            if !id.isEmpty { map[id] = human.isEmpty ? id : human }
+            guard !id.isEmpty else { continue }
+            hits[id, default: []].append(
+                (qualifier, human.isEmpty ? id : human))
+        }
+        var map: [String: String] = [:]
+        for (id, candidates) in hits {
+            // First occurrence wins inside each qualifier class, in
+            // file order — same as the old sequential behaviour.
+            map[id] = candidates.first { $0.qualifier == nil }?.label
+                ?? candidates.first { $0.qualifier == "en_us" }?.label
+                ?? candidates.first { $0.qualifier == "en" }?.label
+                ?? candidates[0].label
         }
         return map
     }
 
+    /// PPD `<XX>` hex escapes → the literal byte (`<2F>` → `/`,
+    /// `<20>` → space). Anything that is not `<` + two hex digits +
+    /// `>` passes through untouched (#181).
+    private static func ppdUnescape(_ text: String) -> String {
+        var result = ""
+        var index = text.startIndex
+        while index < text.endIndex {
+            guard text[index] == "<",
+                  let hexEnd = text.index(
+                      index, offsetBy: 3, limitedBy: text.endIndex),
+                  hexEnd < text.endIndex, text[hexEnd] == ">",
+                  let byte = UInt8(
+                      text[text.index(after: index)..<hexEnd], radix: 16)
+            else {
+                result.append(text[index])
+                index = text.index(after: index)
+                continue
+            }
+            result.append(Character(UnicodeScalar(byte)))
+            index = text.index(after: hexEnd)
+        }
+        return result
+    }
+
     // MARK: - Detection (docs/11)
 
     /// Media-type option key in preference order — used both to read a
@@ -223,13 +266,20 @@ public enum CupsParsers {
     }
 
     /// Media type from a captured `key=value key=value` options string.
-    /// Prefers `MediaType`, then `EPIJ_Medi` (docs/11 §tests).
+    /// Prefers `MediaType` (docs/11 §tests), then the remaining roster
+    /// keys in detection order — `CNIJMediaType`, `EPIJ_Medi`,
+    /// `StpMediaType` (#186 capture-return).
     public static func extractMediaType(fromOptionsString options: String) -> String? {
         let pairs = lpoptions(options)
         if let v = pairs.first(where: { $0.key == "MediaType" })?.value {
             return v
         }
-        return pairs.first(where: { $0.key == "EPIJ_Medi" })?.value
+        for key in mediaTypeKeys where key != "MediaType" {
+            if let v = pairs.first(where: { $0.key == key })?.value {
+                return v
+            }
+        }
+        return nil
     }
 
     /// Print-quality option key in preference order — vendor-first,

Packages/ICCeryCore/Sources/ICCeryCore/Print/CupsService.swift

@@ -187,7 +187,11 @@ public struct CupsService: Sendable {
 
     private func loadPPD(for queue: String) -> String? {
         let url = ppdDir.appendingPathComponent("\(queue).ppd")
-        return try? String(contentsOf: url, encoding: .utf8)
+        // UTF-8 first — the Canon Thai labels are UTF-8 and a blanket
+        // Latin-1 read would mojibake them (#181, R10). Latin-1 only
+        // when UTF-8 decoding fails outright.
+        return (try? String(contentsOf: url, encoding: .utf8))
+            ?? (try? String(contentsOf: url, encoding: .isoLatin1))
     }
 
     // MARK: - Spawn

README.md

@@ -26,7 +26,7 @@ as AGPLv3 child processes. The GUI never `dlopen`s or links Argyll.
 | M8 | Deduplication contracts & UAT-ready hardening (#79–#86) — shipped |
 | M9 | macOS 12 / Xcode 14.2 retarget (PR #145) — shipped |
 | M10 | Studio workflow: media library (#146), gamut compare (#147), Spot Read (#148), project files (#149) — shipped on `develop` |
-| M11 | Printer settings completeness & dialog binding (#183, #180, #181, #186) — in flight on `milestone/m11-print-settings` |
+| M11 | Printer settings completeness & dialog binding (#183, #180, #181, #186) — shipped on `develop` (PR #199) |
 | Licence | Proprietary source in [`LICENCE.md`](LICENCE.md); bundled Argyll sidecars remain AGPLv3 |
 
 ## What it does
@@ -299,9 +299,9 @@ fix/<issue>-<slug>
 ```
 
 Open feature/fix PRs against **`develop`**. A `milestone/m…` integration
-branch is used only while that milestone is assembling — currently
+branch is used only while that milestone is assembling; `milestone/m10-studio`
-`milestone/m11-print-settings` (`milestone/m10-studio` was merged and
+and `milestone/m11-print-settings` have been merged (branches retained). Do
-deleted). Do not open umbrella “bugfix” branches that mix tickets.
+not open umbrella “bugfix” branches that mix tickets.
 
 `main` is push-protected and requires status check
 `macOS CI / build-and-test (push)`. Protected **file** patterns on `main`

Sources/ICCery/Print/PMTicketBridge.swift

@@ -0,0 +1,230 @@
+import AppKit
+import ApplicationServices
+import ICCeryCore
+
+/// Errors raised by Core Printing bridge operations.
+enum PMTicketError: LocalizedError, Equatable {
+    case printerUnknown(queue: String)
+    case sessionBindingFailed(OSStatus)
+    case serialiseFailed(stage: String, status: OSStatus)
+    case restoreFailed(stage: String, status: OSStatus)
+
+    var errorDescription: String? {
+        switch self {
+        case .printerUnknown(let queue):
+            return "No printer found for queue '\(queue)'."
+        case .sessionBindingFailed(let status):
+            return "Could not bind the print session to the queue (OSStatus \(status))."
+        case .serialiseFailed(let stage, let status):
+            return "Print ticket capture failed at \(stage) (OSStatus \(status))."
+        case .restoreFailed(let stage, let status):
+            return "Print ticket restore failed at \(stage) (OSStatus \(status))."
+        }
+    }
+}
+
+/// Every Core Printing (`PM*`) call in ICCery lives here (#201 D12).
+///
+/// Ownership — the ONLY rules, do not improvise:
+/// * `PMPrinterCreateFromPrinterID`, `PMCreatePageFormatWithPMPaper`,
+///   `PMPrintSettingsCreateWithDataRepresentation`,
+///   `PMPageFormatCreateWithDataRepresentation` return **+1** →
+///   `PMRelease(object(_:))` on every path (`defer`).
+/// * `PM*CreateDataRepresentation` writes a **+1 CFData** →
+///   `takeRetainedValue()` (the headers say "the caller is responsible
+///   for releasing"; the out-param is not `CF_RETURNS_RETAINED`-annotated,
+///   so Swift hands back an unbalanced `Unmanaged`).
+/// * `PMPrinterGetPaperList`, `PMPaperGetID`, `PMPrinterGetID`,
+///   `PMPrintSettingsGetValue` are **borrowed** → `takeUnretainedValue()`,
+///   never released.
+/// * `printInfo.pmPrintSession()/pmPrintSettings()/pmPageFormat()` are
+///   borrowed from the `NSPrintInfo` → never released.
+@MainActor
+enum PMTicketBridge {
+
+    // MARK: Handles
+
+    /// Borrowed `PMPrintSession` from the `NSPrintInfo` — never released.
+    static func session(_ printInfo: NSPrintInfo) -> PMPrintSession {
+        unsafeBitCast(printInfo.pmPrintSession(), to: PMPrintSession.self)
+    }
+
+    /// Borrowed `PMPrintSettings` from the `NSPrintInfo` — never released.
+    static func settings(_ printInfo: NSPrintInfo) -> PMPrintSettings {
+        unsafeBitCast(printInfo.pmPrintSettings(), to: PMPrintSettings.self)
+    }
+
+    /// Borrowed `PMPageFormat` from the `NSPrintInfo` — never released.
+    static func pageFormat(_ printInfo: NSPrintInfo) -> PMPageFormat {
+        unsafeBitCast(printInfo.pmPageFormat(), to: PMPageFormat.self)
+    }
+
+    /// Any `PM*` handle → `PMObject` for `PMRelease` — the Carbon API
+    /// wants `UnsafeRawPointer`, Swift imports handles as `OpaquePointer`.
+    static func object<Handle>(_ handle: Handle) -> PMObject {
+        unsafeBitCast(handle, to: PMObject.self)
+    }
+
+    // MARK: Binding  (layer ①)
+
+    /// `PMPrinterCreateFromPrinterID` — **+1**, caller must
+    /// `PMTicketBridge.release` on every path.
+    static func makePrinter(queue: String) -> PMPrinter? {
+        PMPrinterCreateFromPrinterID(queue as CFString)
+    }
+
+    /// Balances `makePrinter(queue:)` / any +1 PM handle.
+    static func release(_ printer: PMPrinter) {
+        PMRelease(object(printer))
+    }
+
+    /// `PMSessionSetCurrentPMPrinter` + session defaults (warn-only).
+    /// Throws `PMTicketError.sessionBindingFailed` when the bind itself
+    /// fails — the caller still owns `printer` on every path.
+    static func bind(printer: PMPrinter, to printInfo: NSPrintInfo) throws {
+        let session = session(printInfo)
+        let status = PMSessionSetCurrentPMPrinter(session, printer)
+        guard status == 0 else {
+            throw PMTicketError.sessionBindingFailed(status)
+        }
+        // Warn-only: defaults keep the panel consistent with the
+        // queue but are not fatal when they fail.
+        _ = PMSessionDefaultPrintSettings(session, settings(printInfo))
+        _ = PMSessionDefaultPageFormat(session, pageFormat(printInfo))
+    }
+
+    /// `PMSessionGetCurrentPrinter` → `PMPrinterGetID` → String.
+    static func currentPrinterID(
+        session: PMPrintSession,
+        fallback: String
+    ) -> String {
+        var current: PMPrinter?
+        guard PMSessionGetCurrentPrinter(session, &current) == 0,
+              let printer = current
+        else { return fallback }
+        defer { PMRelease(object(printer)) }
+        guard let id = PMPrinterGetID(printer)
+        else { return fallback }
+        return id.takeUnretainedValue() as String
+    }
+
+    // MARK: Values
+
+    /// Warn-only `PMPrintSettingsSetValue`: a driver that rejects a key
+    /// must not abort the caller's flow. Returns `true` on success.
+    @discardableResult
+    static func setValue(
+        _ value: String,
+        forKey key: String,
+        locked: Bool,
+        in settings: PMPrintSettings,
+        context: String
+    ) -> Bool {
+        let status = PMPrintSettingsSetValue(
+            settings, key as CFString, value as CFString, locked)
+        if status != 0 {
+            AppLogger.shared.warn(
+                "\(context): PMPrintSettingsSetValue(\(key)) "
+                    + "rejected (\(status))")
+            return false
+        }
+        return true
+    }
+
+    /// `PMPrintSettingsGetValue` — borrowed value, never released.
+    /// `nil` for absent keys, non-string values, or lookup errors.
+    static func stringValue(
+        forKey key: String,
+        in settings: PMPrintSettings
+    ) -> String? {
+        var value: Unmanaged<CFTypeRef>?
+        guard PMPrintSettingsGetValue(
+            settings, key as CFString, &value) == 0,
+              let ref = value?.takeUnretainedValue()
+        else { return nil }
+        return ref as? String
+    }
+
+    // MARK: Paper
+
+    /// The `PMPageFormat` half of paper preselect (#186 E1): the
+    /// panel's paper dropdown reflects the page format's `PMPaper`,
+    /// not `PMPrintSettings`. Match the Stage 2 `PageSize` token to a
+    /// paper from `PMPrinterGetPaperList`, rebuild the page format
+    /// around it, and copy it into the printInfo's format (TN2248:
+    /// `PMCreatePageFormatWithPMPaper` → `PMSessionValidatePageFormat`
+    /// → `PMCopyPageFormat` → `updateFromPMPageFormat`).
+    /// `Custom.<w>x<h>` tokens (already points) have no `PMPaper` —
+    /// set the Cocoa `paperSize` directly. Warn-only throughout: a
+    /// missed match must not keep the panel from opening.
+    static func applyPaper(
+        token: String,
+        printer: PMPrinter,
+        session: PMPrintSession,
+        printInfo: NSPrintInfo
+    ) {
+        if let custom = customPaperDimensions(from: token) {
+            printInfo.paperSize = NSSize(
+                width: custom.width, height: custom.height)
+            return
+        }
+        var paperList: Unmanaged<CFArray>?
+        guard PMPrinterGetPaperList(printer, &paperList) == 0,
+              let papers = paperList?.takeUnretainedValue()
+        else {
+            AppLogger.shared.warn(
+                "Print panel: PMPrinterGetPaperList failed — "
+                    + "paper preselect skipped")
+            return
+        }
+        // The list (and its elements) is owned by the printer —
+        // borrowed, never released.
+        var match: PMPaper?
+        for index in 0..<CFArrayGetCount(papers) {
+            let paper = unsafeBitCast(
+                CFArrayGetValueAtIndex(papers, index), to: PMPaper.self)
+            var idRef: Unmanaged<CFString>?
+            guard PMPaperGetID(paper, &idRef) == 0,
+                  let paperID = idRef?.takeUnretainedValue() as String?
+            else { continue }
+            if paperID == token {
+                match = paper
+                break
+            }
+        }
+        guard let paper = match else {
+            AppLogger.shared.warn(
+                "Print panel: no PMPaper id matches '\(token)'")
+            return
+        }
+        var created: PMPageFormat?
+        guard PMCreatePageFormatWithPMPaper(&created, paper) == 0,
+              let newFormat = created
+        else {
+            AppLogger.shared.warn(
+                "Print panel: PMCreatePageFormatWithPMPaper failed "
+                    + "for '\(token)'")
+            return
+        }
+        defer { PMRelease(object(newFormat)) }
+        _ = PMSessionValidatePageFormat(session, newFormat, nil)
+        _ = PMCopyPageFormat(newFormat, pageFormat(printInfo))
+        printInfo.updateFromPMPageFormat()
+    }
+
+    /// `Custom.<w>x<h>` → dimensions in points (the token builder
+    /// emits integer points, mm × 72/25.4). `nil` for non-custom or
+    /// malformed tokens — a malformed `Custom.*` then misses the
+    /// `PMPaper` match and logs instead of guessing a size.
+    static func customPaperDimensions(
+        from token: String
+    ) -> (width: Double, height: Double)? {
+        guard token.hasPrefix("Custom.") else { return nil }
+        let dims = token.dropFirst("Custom.".count).split(separator: "x")
+        guard dims.count == 2,
+              let width = Double(dims[0]), let height = Double(dims[1]),
+              width > 0, height > 0
+        else { return nil }
+        return (width, height)
+    }
+}

Sources/ICCery/Print/PrintPanelService.swift

@@ -4,13 +4,10 @@ import ICCeryCore
 
 /// Errors raised while preparing the bound print panel.
 enum PrintPanelError: LocalizedError {
-    case sessionBindingFailed(OSStatus)
     case noPrinterFound(String)
 
     var errorDescription: String? {
         switch self {
-        case .sessionBindingFailed(let status):
-            return "Could not bind the print session to the queue (OSStatus \(status))."
         case .noPrinterFound(let name):
             return "No printer found for '\(name)'."
         }
@@ -18,18 +15,21 @@ enum PrintPanelError: LocalizedError {
 }
 
 /// Stage 2 selections pre-applied to the bound print panel before it
-/// opens (#183). This phase consumes `paperSize` + `qualityKey`/
+/// opens (#183/#186). Every write is warn-only — the panel still
-/// `quality` only; `mediaType` and `orientation` preselect — and the
+/// opens when a driver ignores a key.
-/// `PMPageFormat`/`PMPaper` half of paper — are #186's scope.
 struct PrintPanelInitialSelections {
-    /// CUPS `PageSize` token, e.g. `"A4"` / `"Custom.595x842"`.
+    /// CUPS `PageSize` token, e.g. `"A4"` / `"Custom.595x842"`. Written
+    /// to `PMPrintSettings` **and** `PMPageFormat` (#186 E1).
     var paperSize: String?
     /// The queue's detected quality enumeration key, e.g. `EPIJ_Qual`.
     var qualityKey: String?
     /// The selected quality token.
     var quality: String?
-    var mediaType: String?      // #186 consumes
+    /// The selected media token — written to the queue's detected
-    var orientation: String?    // #186 consumes
+    /// vendor key (`CNIJMediaType`/`EPIJ_Medi`/…) (#186).
+    var mediaType: String?
+    /// `"portrait"`/`"landscape"` → `orientation-requested` 3|4 (#186).
+    var orientation: String?
 }
 
 /// Preferences → native `NSPrintPanel` bound to the selected CUPS
@@ -90,30 +90,37 @@ struct PrintPanelService {
         var boundViaPM = false
 
         // ① Bind the session to the selected CUPS queue (docs/11).
-        if let printer = PMPrinterCreateFromPrinterID(queue as CFString) {
+        if let printer = PMTicketBridge.makePrinter(queue: queue) {
             pmPrinter = printer
-            let session = unsafeBitCast(
+            let session = PMTicketBridge.session(printInfo)
-                printInfo.pmPrintSession(), to: PMPrintSession.self)
+            let settings = PMTicketBridge.settings(printInfo)
-            let settings = unsafeBitCast(
-                printInfo.pmPrintSettings(), to: PMPrintSettings.self)
-            let pageFormat = unsafeBitCast(
-                printInfo.pmPageFormat(), to: PMPageFormat.self)
 
-            let status = PMSessionSetCurrentPMPrinter(session, printer)
+            do {
-            if status != 0 {
+                try PMTicketBridge.bind(printer: printer, to: printInfo)
-                PMRelease(Self.pmObject(printer))
+            } catch {
-                throw PrintPanelError.sessionBindingFailed(status)
+                PMTicketBridge.release(printer)
+                throw error
             }
-            // Warn-only: defaults keep the panel consistent with the
-            // queue but are not fatal when they fail.
-            _ = PMSessionDefaultPrintSettings(session, settings)
-            _ = PMSessionDefaultPageFormat(session, pageFormat)
             // Initial selections — after `PMSessionDefault*`, before
-            // ColorSync suppression ②–⑤ (locked write order, #183).
+            // ColorSync suppression ②–⑤ (locked write order,
-            applyInitialSelections(initialSelections, to: settings)
+            // #183/#186). Paper is TWO writes (E1): the `PageSize`
+            // print-settings value drivers/capture read AND the
+            // `PMPageFormat` paper the panel's dropdown reflects.
+            applyInitialSelections(
+                initialSelections, to: settings, optionKeys: optionKeys)
+            if let paperToken = initialSelections.paperSize {
+                PMTicketBridge.applyPaper(
+                    token: paperToken, printer: printer,
+                    session: session, printInfo: printInfo)
+            }
             boundViaPM = true
         } else {
             // Fallback: NSPrinter by display name (docs/11 §binding).
+            // Warn — the display name can resolve a *different* queue
+            // (#186 E2: diagnosable, not a proven defect).
+            AppLogger.shared.warn(
+                "Print panel: PM binding unavailable for '\(queue)' — "
+                    + "falling back to NSPrinter(displayName)")
             guard let displayName,
                   let nsPrinter = NSPrinter(name: displayName)
             else {
@@ -125,19 +132,17 @@ struct PrintPanelService {
         }
         defer {
             if let printer = pmPrinter {
-                PMRelease(Self.pmObject(printer))
+                PMTicketBridge.release(printer)
             }
         }
 
         // ②–⑤ ColourSync suppression — only on the PM path: the SPI
         // and PMPrintSettingsSetValue need a session with a current
         // printer to attach to.
-        var settings = unsafeBitCast(
+        var settings = PMTicketBridge.settings(printInfo)
-            printInfo.pmPrintSettings(), to: PMPrintSettings.self)
         var driverBypass: (key: String, value: String)?
         if boundViaPM {
-            let session = unsafeBitCast(
+            let session = PMTicketBridge.session(printInfo)
-                printInfo.pmPrintSession(), to: PMPrintSession.self)
             suppressor.applySPIMode(to: session)                    // ②
             suppressor.applyLockedKeys(to: settings)                // ③
             driverBypass = suppressor.applyDriverBypass(            // ④
@@ -166,8 +171,7 @@ struct PrintPanelService {
         var cupsOptions: String?
         var mediaType: String?
         if boundViaPM {
-            settings = unsafeBitCast(
+            settings = PMTicketBridge.settings(printInfo)
-                printInfo.pmPrintSettings(), to: PMPrintSettings.self)
             let captured = suppressor.captureOptions(from: settings)
             cupsOptions = captured.cupsOptions
             mediaType = captured.mediaType
@@ -175,9 +179,8 @@ struct PrintPanelService {
         let capturedOptions = cupsOptions ?? ""
         return PrintPropertiesResult(
             selectedPrinter: boundViaPM
-                ? Self.currentPrinterID(
+                ? PMTicketBridge.currentPrinterID(
-                    session: unsafeBitCast(
+                    session: PMTicketBridge.session(printInfo),
-                        printInfo.pmPrintSession(), to: PMPrintSession.self),
                     fallback: queue)
                 : nil,
             options: PrintOptions(
@@ -192,44 +195,40 @@ struct PrintPanelService {
                 cupsOptions: cupsOptions))
     }
 
-    /// Initial-selection `PMPrintSettings` writes — paper size and
+    /// Initial-selection `PMPrintSettings` writes — paper, quality,
-    /// quality only this phase; media type / orientation and the
+    /// media type, orientation. All warn-only: a driver that ignores
-    /// `PMPageFormat`/`PMPaper` paper half are #186's contract.
+    /// a key must not keep the panel from opening (R12 surfaces via
+    /// the capture echo instead).
     private func applyInitialSelections(
         _ selections: PrintPanelInitialSelections,
-        to settings: PMPrintSettings
+        to settings: PMPrintSettings,
+        optionKeys: Set<String>
     ) {
         if let paperSize = selections.paperSize {
-            _ = PMPrintSettingsSetValue(
+            PMTicketBridge.setValue(
-                settings, "PageSize" as CFString,
+                paperSize, forKey: "PageSize", locked: false,
-                paperSize as CFString, false)
+                in: settings, context: "Print panel")
         }
         if let key = selections.qualityKey, let value = selections.quality {
-            _ = PMPrintSettingsSetValue(
+            PMTicketBridge.setValue(
-                settings, key as CFString, value as CFString, false)
+                value, forKey: key, locked: false,
+                in: settings, context: "Print panel")
+        }
+        // Media type via the queue's detected vendor key (#186).
+        if let mediaType = selections.mediaType,
+           let mediaKey = CupsParsers.detectMediaTypeKey(
+               optionKeys: optionKeys) {
+            PMTicketBridge.setValue(
+                mediaType, forKey: mediaKey, locked: false,
+                in: settings, context: "Print panel")
+        }
+        // Orientation — portrait=3, landscape=4 (CUPS IPP codes).
+        if let orientation = selections.orientation {
+            let code = orientation == "landscape" ? "4" : "3"
+            PMTicketBridge.setValue(
+                code, forKey: "orientation-requested", locked: false,
+                in: settings, context: "Print panel")
         }
     }
 
-    // MARK: - PM helpers
-
-    /// `PMPrinter` → `PMObject` for `PMRelease` — the Carbon API wants
-    /// `UnsafeRawPointer`, Swift imports `PMPrinter` as `OpaquePointer`.
-    static func pmObject(_ printer: PMPrinter) -> PMObject {
-        unsafeBitCast(printer, to: PMObject.self)
-    }
-
-    /// `PMSessionGetCurrentPrinter` → `PMPrinterGetID` → String.
-    private static func currentPrinterID(
-        session: PMPrintSession,
-        fallback: String
-    ) -> String {
-        var current: PMPrinter?
-        guard PMSessionGetCurrentPrinter(session, &current) == 0,
-              let printer = current
-        else { return fallback }
-        defer { PMRelease(pmObject(printer)) }
-        guard let id = PMPrinterGetID(printer)
-        else { return fallback }
-        return id.takeUnretainedValue() as String
-    }
 }

Sources/ICCery/Print/PrintSessionViewModel.swift

@@ -147,8 +147,8 @@ final class PrintSessionViewModel: ObservableObject {
             paperSize: selectedPaperSizeToken,
             qualityKey: printerCaps.qualityKey,
             quality: selectedQuality,
-            mediaType: nil,
+            mediaType: selectedMediaType,
-            orientation: nil)
+            orientation: printOrientation)
         Task { @MainActor in
             do {
                 guard let result = try await PrintPanelService()
@@ -176,9 +176,10 @@ final class PrintSessionViewModel: ObservableObject {
                 if let media = result.options.mediaType {
                     selectedMediaType = media
                 }
-                // Capture-return (#183): a dialog paper/quality change
+                // Capture-return (#183/#186): a dialog paper/quality/
-                // updates the Stage 2 selections — never
+                // orientation change updates the Stage 2 selections —
-                // `workflow.pageSize` (printtarg layout is sacred).
+                // never `workflow.pageSize` (printtarg layout is
+                // sacred).
                 if let paper = result.options.paperSize,
                    let match = printerCaps.paperSizes
                        .first(where: { $0.name == paper }) {
@@ -187,6 +188,9 @@ final class PrintSessionViewModel: ObservableObject {
                 if let quality = result.options.quality {
                     selectedQuality = quality
                 }
+                if let orientation = result.options.orientation {
+                    printOrientation = orientation
+                }
                 printNotice = Notice(
                     kind: .info,
                     text: "Settings captured for \(selectedPrinter).",

Tests/ICCeryCoreTests/CupsParserTests.swift

@@ -232,6 +232,42 @@ final class CupsParserTests: XCTestCase {
             fromOptionsString: "PageSize=A4"))
     }
 
+    // MARK: - #186 capture-return
+
+    /// A captured `k=v` string maps to all four `PrintOptions`
+    /// fields — `PageSize`, the detected quality key,
+    /// `orientation-requested`, and a vendor media key (#186).
+    func testCapturedStringMapsAllFields() {
+        let captured =
+            "PageSize=A4 EPIJ_Qual=305 orientation-requested=4 CNIJMediaType=Photo"
+        XCTAssertEqual(CupsParsers.extractOption(
+            named: "PageSize", fromOptionsString: captured), "A4")
+        XCTAssertEqual(CupsParsers.extractQuality(
+            fromOptionsString: captured), "305")
+        XCTAssertEqual(CupsParsers.extractOrientation(
+            fromOptionsString: captured), "landscape")
+        XCTAssertEqual(CupsParsers.extractMediaType(
+            fromOptionsString: captured), "Photo")
+    }
+
+    /// Vendor media keys beyond `MediaType`/`EPIJ_Medi` extract via
+    /// the detection roster — `CNIJMediaType`/`StpMediaType` included
+    /// (#186). `MediaType` still wins when present alongside them.
+    func testExtractMediaTypeRosterFallback() {
+        XCTAssertEqual(CupsParsers.extractMediaType(
+            fromOptionsString: "CNIJMediaType=PhotoPlus"), "PhotoPlus")
+        XCTAssertEqual(CupsParsers.extractMediaType(
+            fromOptionsString: "StpMediaType=Glossy"), "Glossy")
+        XCTAssertEqual(CupsParsers.extractMediaType(
+            fromOptionsString: "EPIJ_Medi=Photo"), "Photo")
+        // `MediaType` keeps first precedence (docs/11 §tests).
+        XCTAssertEqual(CupsParsers.extractMediaType(
+            fromOptionsString: "CNIJMediaType=PhotoPlus MediaType=Plain"),
+            "Plain")
+        XCTAssertNil(CupsParsers.extractMediaType(
+            fromOptionsString: "PageSize=A4"))
+    }
+
     func testDriverBypass() {
         func pair(_ keys: Set<String>) -> String? {
             CupsParsers.detectDriverColorBypass(optionKeys: keys)
@@ -246,4 +282,177 @@ final class CupsParserTests: XCTestCase {
         XCTAssertEqual(pair(["EpsonColorMode"]), "EpsonColorMode=Off")
         XCTAssertNil(pair(["PageSize"]))
     }
+
+    // MARK: - #181 Canon media locale precedence + PPD encoding
+
+    /// The 18 Canon Pro9500 media types named in the issue — the ids
+    /// are the numeric codes the driver enumerates via `lpoptions -l`.
+    private let canonMedia: [(id: String, label: String)] = [
+        ("0", "Plain Paper"),
+        ("1", "Photo Paper Plus Glossy II"),
+        ("2", "Photo Paper Pro Platinum N"),
+        ("3", "Photo Paper Pro Platinum"),
+        ("4", "Photo Paper Pro Luster"),
+        ("5", "Photo Paper Plus Semi-gloss"),
+        ("6", "Matte Photo Paper"),
+        ("7", "Fine Art \"Photo Rag\""),
+        ("8", "Fine Art \"Museum Etching\""),
+        ("9", "Photo Paper Pro Premium Matte"),
+        ("10", "Fine Art Premium Matte"),
+        ("11", "Other Fine Art Paper"),
+        ("12", "Canvas"),
+        ("13", "Board Paper"),
+        ("14", "Ink Jet Hagaki"),
+        ("15", "Hagaki"),
+        ("16", "Printable disc"),
+        ("17", "Printable disc (bleed-proof)"),
+    ]
+
+    /// Canon Pro9500-shaped fragment: the unqualified base block comes
+    /// early and the `th.` block trails at the end — the ordering that
+    /// let Thai overwrite English under last-write-wins (#181).
+    private var canonPPD: String {
+        var lines = [
+            "*OpenUI *CNIJMediaType/Media Type: PickOne",
+            "*DefaultCNIJMediaType: 0",
+        ]
+        for media in canonMedia {
+            lines.append(
+                "*CNIJMediaType \(media.id)/\(media.label): \"\"")
+        }
+        lines.append("*CloseUI: *CNIJMediaType")
+        for media in canonMedia {
+            lines.append(
+                "*th.CNIJMediaType \(media.id)/กระดาษ\(media.id): \"\"")
+        }
+        return lines.joined(separator: "\n")
+    }
+
+    func testPpdLabelsUnqualifiedSurvivesTrailingThai() {
+        let labels = CupsParsers.ppdChoiceLabels(
+            canonPPD, key: "CNIJMediaType")
+        XCTAssertEqual(labels["0"], "Plain Paper")
+        XCTAssertEqual(labels["17"], "Printable disc (bleed-proof)")
+    }
+
+    func testPpdLabelsUnqualifiedWinsRegardlessOfOrder() {
+        // `th.` block first — precedence is deterministic, not
+        // positional (#181, E3).
+        let ppd = """
+            *th.CNIJMediaType 0/กระดาษธรรมดา: ""
+            *CNIJMediaType 0/Plain Paper: ""
+            """
+        let labels = CupsParsers.ppdChoiceLabels(ppd, key: "CNIJMediaType")
+        XCTAssertEqual(labels["0"], "Plain Paper")
+    }
+
+    func testPpdLabelsQualifiedFallbackOrder() {
+        // en_US > en > first-qualified-seen (#181, E3).
+        let ppd = """
+            *en.CNIJMediaType 1/English Label: ""
+            *en_US.CNIJMediaType 1/US English Label: ""
+            *th.CNIJMediaType 1/กระดาษ: ""
+            *fr.CNIJMediaType 2/Français: ""
+            *de.CNIJMediaType 2/Deutsch: ""
+            """
+        let labels = CupsParsers.ppdChoiceLabels(ppd, key: "CNIJMediaType")
+        XCTAssertEqual(labels["1"], "US English Label")
+        // A qualified-only id still gets its first-seen qualified
+        // label — never left unlabeled (R9).
+        XCTAssertEqual(labels["2"], "Français")
+    }
+
+    func testPpdLabelsHexEscapeDecoding() {
+        let ppd = """
+            *CNIJMediaType 3/Photo Paper Plus Glossy<2F>Matte: ""
+            *CNIJMediaType 4/Plain<20>Paper: ""
+            *CNIJMediaType 5/Bad<ZZ>Escape: ""
+            """
+        let labels = CupsParsers.ppdChoiceLabels(ppd, key: "CNIJMediaType")
+        XCTAssertEqual(labels["3"], "Photo Paper Plus Glossy/Matte")
+        XCTAssertEqual(labels["4"], "Plain Paper")
+        XCTAssertEqual(labels["5"], "Bad<ZZ>Escape")
+    }
+
+    /// Every `CNIJMediaType` choice enumerated by `lpoptions -l` gets a
+    /// non-Thai label (E1 — the true count is the hardware gate's, so
+    /// no count is hardcoded here); the 18 named AC labels are
+    /// spot-checked.
+    func testCapabilitiesCanonMediaAllNonThai() {
+        var choices = canonMedia.map(\.id)
+        choices[0] = "*\(choices[0])"
+        let listings = CupsParsers.lpoptionsList(
+            "CNIJMediaType/Media Type: \(choices.joined(separator: " "))\n")
+        let caps = CupsService().capabilities(from: listings, ppd: canonPPD)
+
+        XCTAssertEqual(caps.mediaTypes.count, canonMedia.count)
+        for type in caps.mediaTypes {
+            XCTAssertFalse(type.name.unicodeScalars.contains {
+                (0x0E00...0x0E7F).contains($0.value)
+            }, "Thai label leaked into \(type.id): \(type.name)")
+        }
+        for media in canonMedia {
+            XCTAssertEqual(
+                caps.mediaTypes.first { $0.id == media.id }?.name,
+                media.label)
+        }
+    }
+
+    /// UTF-8 PPD carrying Thai labels decodes intact — the English
+    /// base block wins precedence and no mojibake leaks through (#181,
+    /// R10). Exercises `loadPPD` through `capabilities(for:)`.
+    func testLoadPPDUtf8ThaiSurvivesDecode() async throws {
+        let (service, root) = try makeCupsService(
+            ppdData: Data(canonPPD.utf8),
+            listing: "CNIJMediaType/Media Type: *0 1")
+        defer { try? FileManager.default.removeItem(at: root) }
+
+        let caps = try await service.capabilities(for: "Canon_Test")
+        XCTAssertEqual(caps.mediaTypes.map(\.name),
+            ["Plain Paper", "Photo Paper Plus Glossy II"])
+    }
+
+    /// A PPD that is not valid UTF-8 (lone `0xE9` for `é`) falls back
+    /// to ISO-Latin-1 instead of yielding nil → raw ids (#181, R10).
+    func testLoadPPDLatin1Fallback() async throws {
+        let ppd = "*CNIJMediaType 0/Papier Couché: \"\"\n"
+        let (service, root) = try makeCupsService(
+            ppdData: ppd.data(using: .isoLatin1)!,
+            listing: "CNIJMediaType/Media Type: *0")
+        defer { try? FileManager.default.removeItem(at: root) }
+
+        let caps = try await service.capabilities(for: "Canon_Test")
+        XCTAssertEqual(caps.mediaTypes,
+            [PrinterMediaType(id: "0", name: "Papier Couché")])
+    }
+
+    /// Fixture `lpoptions` + `ppdDir` so `capabilities(for:)` reaches
+    /// the private `loadPPD` — same mock style as
+    /// `MediaLibraryViewModelTests.installMockCups`.
+    private func makeCupsService(
+        ppdData: Data,
+        listing: String,
+        queue: String = "Canon_Test"
+    ) throws -> (CupsService, URL) {
+        let root = FileManager.default.temporaryDirectory
+            .appendingPathComponent("iccery-ppd-\(UUID().uuidString)")
+        let bin = root.appendingPathComponent("bin")
+        let ppdDir = root.appendingPathComponent("ppd")
+        for dir in [bin, ppdDir] {
+            try FileManager.default.createDirectory(
+                at: dir, withIntermediateDirectories: true)
+        }
+        let lpoptions = """
+            #!/bin/sh
+            printf '%s\\n' '\(listing)'
+            """
+        let scriptURL = bin.appendingPathComponent("lpoptions")
+        try lpoptions.write(to: scriptURL, atomically: true, encoding: .utf8)
+        try FileManager.default.setAttributes(
+            [.posixPermissions: 0o755], ofItemAtPath: scriptURL.path)
+        try ppdData.write(to: ppdDir.appendingPathComponent("\(queue).ppd"))
+        return (CupsService(
+            processManager: ProcessManager(),
+            binaryDir: bin, ppdDir: ppdDir), root)
+    }
 }

Tests/ICCeryCoreTests/PrintPanelTests.swift

@@ -69,6 +69,24 @@ final class PrintPanelStubTests: XCTestCase {
         }
     }
 
+    /// #186 — a vendor media key in the captured string reaches
+    /// `options.mediaType` through the detection roster
+    /// (`CNIJMediaType`/`StpMediaType`, not only `MediaType`).
+    func testOkResultExtractsVendorMediaKey() throws {
+        try withEnv([
+            "ICCERY_UI_TESTING": "1",
+            "ICCERY_TEST_PRINT_PANEL": "ok",
+            "ICCERY_TEST_PANEL_OPTIONS":
+                "PageSize=A4 orientation-requested=4 CNIJMediaType=Photo",
+            "ICCERY_TEST_PANEL_PRINTER": nil,
+        ]) {
+            let result = UITestHooks.printPanelResult(forQueue: "q")
+            XCTAssertEqual(result?.options.paperSize, "A4")
+            XCTAssertEqual(result?.options.orientation, "landscape")
+            XCTAssertEqual(result?.options.mediaType, "Photo")
+        }
+    }
+
     func testOkDefaultsPrinter() throws {
         try withEnv([
             "ICCERY_UI_TESTING": "1",

Tests/ICCeryCoreTests/PrintSessionViewModelTests.swift

@@ -244,4 +244,149 @@ final class PrintSessionViewModelTests: XCTestCase {
         XCTAssertEqual(workflow.print.selectedPaperSize, 4)
         XCTAssertEqual(workflow.print.selectedQuality, "305")
     }
+
+    /// #186 — the captured `orientation-requested`/media token apply
+    /// back to `printOrientation`/`selectedMediaType`, and a dialog
+    /// result never mutates `workflow.pageSize` (printtarg layout).
+    func testPanelResultAppliesBackOrientationAndMedia() async throws {
+        setenv("ICCERY_UI_TESTING", "1", 1)
+        setenv("ICCERY_TEST_PRINT_PANEL", "ok", 1)
+        setenv("ICCERY_TEST_PANEL_OPTIONS",
+               "orientation-requested=4 MediaType=Glossy", 1)
+        defer {
+            unsetenv("ICCERY_UI_TESTING")
+            unsetenv("ICCERY_TEST_PRINT_PANEL")
+            unsetenv("ICCERY_TEST_PANEL_OPTIONS")
+        }
+
+        let workflow = makeWorkflow()
+        workflow.pageSize = .a4
+        await loadCaps(workflow.print)
+        XCTAssertEqual(workflow.print.printOrientation, "portrait")
+        XCTAssertEqual(workflow.print.selectedMediaType, "Stationery")
+
+        workflow.print.openPrinterPreferences()
+        await waitForNotice(workflow.print, containing: "Settings captured")
+        XCTAssertEqual(workflow.print.printOrientation, "landscape")
+        XCTAssertEqual(workflow.print.selectedMediaType, "Glossy")
+        XCTAssertEqual(workflow.pageSize, .a4)
+    }
+
+    /// #186 — a captured `PageSize` token with no capability match
+    /// leaves `selectedPaperSize` unchanged (never a guessed id).
+    func testPanelResultUnknownPaperLeavesSelection() async throws {
+        setenv("ICCERY_UI_TESTING", "1", 1)
+        setenv("ICCERY_TEST_PRINT_PANEL", "ok", 1)
+        setenv("ICCERY_TEST_PANEL_OPTIONS", "PageSize=Bogus", 1)
+        defer {
+            unsetenv("ICCERY_UI_TESTING")
+            unsetenv("ICCERY_TEST_PRINT_PANEL")
+            unsetenv("ICCERY_TEST_PANEL_OPTIONS")
+        }
+
+        let workflow = makeWorkflow()
+        workflow.pageSize = .a4
+        await loadCaps(workflow.print)
+        XCTAssertEqual(workflow.print.selectedPaperSize, 3)
+
+        workflow.print.openPrinterPreferences()
+        await waitForNotice(workflow.print, containing: "Settings captured")
+        XCTAssertEqual(workflow.print.selectedPaperSize, 3)
+    }
+
+    /// #186 — a stub result pointing at another queue in `printers`
+    /// switches `selectedPrinter` and reloads its capabilities.
+    func testPanelResultSwitchesToKnownQueue() async throws {
+        setenv("ICCERY_UI_TESTING", "1", 1)
+        setenv("ICCERY_TEST_PRINT_PANEL", "ok", 1)
+        setenv("ICCERY_TEST_PANEL_OPTIONS", "PageSize=Letter", 1)
+        setenv("ICCERY_TEST_PANEL_PRINTER", "Other_Q", 1)
+        defer {
+            unsetenv("ICCERY_UI_TESTING")
+            unsetenv("ICCERY_TEST_PRINT_PANEL")
+            unsetenv("ICCERY_TEST_PANEL_OPTIONS")
+            unsetenv("ICCERY_TEST_PANEL_PRINTER")
+        }
+
+        let workflow = makeWorkflow()
+        workflow.pageSize = .a4
+        workflow.print.printers = [
+            Printer(name: "Mock_Q", isDefault: true),
+            Printer(name: "Other_Q"),
+        ]
+        await loadCaps(workflow.print)
+
+        workflow.print.openPrinterPreferences()
+        await waitForNotice(
+            workflow.print, containing: "Settings captured for Other_Q")
+        XCTAssertEqual(workflow.print.selectedPrinter, "Other_Q")
+        // Caps reloaded for the new queue: paper re-seeded, then the
+        // captured PageSize applied back onto the new caps.
+        XCTAssertEqual(workflow.print.selectedPaperSize, 4)
+        XCTAssertEqual(workflow.print.capturedCupsOptions["Other_Q"],
+            "PageSize=Letter")
+    }
+
+    /// #186 — a stub result naming a queue absent from `printers`
+    /// leaves the selection on the opened queue.
+    func testPanelResultGhostQueueIgnored() async throws {
+        setenv("ICCERY_UI_TESTING", "1", 1)
+        setenv("ICCERY_TEST_PRINT_PANEL", "ok", 1)
+        setenv("ICCERY_TEST_PANEL_PRINTER", "Ghost_Q", 1)
+        defer {
+            unsetenv("ICCERY_UI_TESTING")
+            unsetenv("ICCERY_TEST_PRINT_PANEL")
+            unsetenv("ICCERY_TEST_PANEL_PRINTER")
+        }
+
+        let workflow = makeWorkflow()
+        workflow.pageSize = .a4
+        workflow.print.printers = [Printer(name: "Mock_Q", isDefault: true)]
+        await loadCaps(workflow.print)
+
+        workflow.print.openPrinterPreferences()
+        await waitForNotice(
+            workflow.print, containing: "Settings captured for Mock_Q")
+        XCTAssertEqual(workflow.print.selectedPrinter, "Mock_Q")
+    }
+
+    /// #186 — cancel returns `nil`: info notice, no field changes.
+    func testPanelCancelLeavesSelections() async throws {
+        setenv("ICCERY_UI_TESTING", "1", 1)
+        setenv("ICCERY_TEST_PRINT_PANEL", "cancel", 1)
+        defer {
+            unsetenv("ICCERY_UI_TESTING")
+            unsetenv("ICCERY_TEST_PRINT_PANEL")
+        }
+
+        let workflow = makeWorkflow()
+        workflow.pageSize = .a4
+        await loadCaps(workflow.print)
+        workflow.print.printOrientation = "landscape"
+
+        workflow.print.openPrinterPreferences()
+        await waitForNotice(workflow.print, containing: "cancelled")
+        XCTAssertEqual(workflow.print.selectedPaperSize, 3)
+        XCTAssertEqual(workflow.print.selectedQuality, "303")
+        XCTAssertEqual(workflow.print.selectedMediaType, "Stationery")
+        XCTAssertEqual(workflow.print.printOrientation, "landscape")
+        XCTAssertTrue(workflow.print.capturedCupsOptions.isEmpty)
+    }
+
+    /// Poll until the panel task posts a notice whose text contains
+    /// `fragment` (the Task-completion signal for `nil` results too).
+    private func waitForNotice(
+        _ vm: PrintSessionViewModel,
+        containing fragment: String,
+        timeout: TimeInterval = 10
+    ) async {
+        let deadline = Date().addingTimeInterval(timeout)
+        while Date() < deadline {
+            if let text = vm.printNotice?.text, text.contains(fragment) {
+                return
+            }
+            try? await Task.sleep(nanoseconds: 100_000_000)
+        }
+        XCTFail("Timed out waiting for notice containing '\(fragment)'")
+    }
 }

Tests/ICCeryUITests/Milestone11PrintSettingsUITests.swift

@@ -188,6 +188,50 @@ final class Milestone11PrintSettingsUITests: XCTestCase {
         XCTAssertTrue(argv.contains("EPIJ_Qual=305"), argv)
     }
 
+    /// #186 — the stubbed panel result's `orientation-requested=` /
+    /// `MediaType=` apply back to the Stage 2 selections and reach the
+    /// `lp` argv through the captured `cupsOptions` replay.
+    func testPanelResultAppliesBackOrientationAndMedia() throws {
+        app.launchEnvironment["ICCERY_TEST_PRINT_PANEL"] = "ok"
+        app.launchEnvironment["ICCERY_TEST_PANEL_OPTIONS"] =
+            "PageSize=Letter EPIJ_Qual=305 orientation-requested=4 MediaType=PhotographicGlossy"
+        launchAppWithDefaults()
+        reachPrintPanel()
+        _ = waitFor("printerStatusBadge")
+
+        element("btnPrinterProperties").click()
+        let notice = element("printNotificationText")
+        XCTAssertTrue(notice.waitForExistence(timeout: 10))
+        XCTAssertTrue((notice.value as? String ?? "")
+            .contains("Settings captured"))
+
+        // `printerMediaTypeSelect` is the group's id — the popup is a
+        // descendant (stacked identifiers collapse to the container).
+        // The popup's AX title lags the binding — poll for the
+        // apply-back value.
+        let mediaPopup = element("printerMediaTypeSelect")
+            .descendants(matching: .popUpButton).firstMatch
+        XCTAssertTrue(mediaPopup.waitForExistence(timeout: 5))
+        var mediaSelection = ""
+        let deadline = Date().addingTimeInterval(10)
+        while Date() < deadline, mediaSelection != "PhotographicGlossy" {
+            mediaSelection = [
+                mediaPopup.title, mediaPopup.label,
+                mediaPopup.value as? String ?? "",
+            ].first { !$0.isEmpty } ?? ""
+            RunLoop.current.run(until: Date().addingTimeInterval(0.2))
+        }
+        XCTAssertEqual(mediaSelection, "PhotographicGlossy")
+        XCTAssertEqual(selection(of: "printerPaperSizeSelect"), "Letter")
+
+        app.buttons["btnPrintAll"].click()
+        let argv = waitForLpLine()
+        XCTAssertTrue(argv.contains("orientation-requested=4"), argv)
+        XCTAssertTrue(argv.contains("MediaType=PhotographicGlossy"), argv)
+        XCTAssertTrue(argv.contains("PageSize=Letter"), argv)
+        XCTAssertTrue(argv.contains("EPIJ_Qual=305"), argv)
+    }
+
     private func launchAppWithDefaults() {
         app.launch()
         app.activate()

project.yml

@@ -61,7 +61,7 @@ targets:
         INFOPLIST_KEY_LSMinimumSystemVersion: "12.0"
         INFOPLIST_KEY_NSPrincipalClass: NSApplication
         INFOPLIST_KEY_NSHumanReadableCopyright: "Copyright © 2026 Gronod. AGPLv3."
-        MARKETING_VERSION: "2.0.0"
+        MARKETING_VERSION: "2.0.1"
         CURRENT_PROJECT_VERSION: "1"
         # Stamped by scripts/version.sh at packaging/CI time (release tag or
         # `git describe` string); About shows it next to the marketing version.