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fix callback function params

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This commit is contained in:
jzaki
2026-04-21 10:46:34 +01:00
parent 388e8b4128
commit 48591dc0d7
2 changed files with 4 additions and 4 deletions
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logos-developer-guide.md
+1 -1
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@@ -815,7 +815,7 @@ readonly property var backend: logos.module("calc_ui_cpp")
// Properties auto-sync:
Text { text: backend.status }
// Return values via Promise:
logos.watch(backend.add(1, 2)).then(function(v) { ... })
logos.watch(backend.add(1, 2), function(v) { ... })
```
- Scaffold: `nix flake init -t github:logos-co/logos-module-builder#ui-qml-backend`
tutorial-cpp-ui-app.md
+3 -3
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@@ -304,7 +304,7 @@ Item {
root.errorText = ""
root.result = "..."
// logos.watch() wraps the pending reply in a JS Promise
logos.watch(backend[method].apply(backend, args)).then(
logos.watch(backend[method].apply(backend, args),
function(value) { root.result = String(value) },
function(error) { root.errorText = String(error) }
)
@@ -370,7 +370,7 @@ Key patterns:
- `logos.module("calc_ui_cpp")` — gets the typed replica (auto-synced properties)
- `backend.status` — PROP from `.rep`, updates automatically
- `logos.watch(backend.add(1, 2)).then(...)` — SLOT return value as JS Promise
- `logos.watch(backend.add(1, 2), ...)` — SLOT return value as JS Promise
- ``— required for`logos.watch()`
---
@@ -507,7 +507,7 @@ node tests/ui-tests.mjs # in another terminal
| Pattern | .rep declaration | Backend C++ | QML usage |
| ---------------- | ------------------------------------ | ------------------------------------------- | ---------------------------------------------------------------------- |
| **Return value** | `SLOT(int add(int a, int b))` | `int add(...) override { return ...; }` | `logos.watch(backend.add(1,2)).then(cb)` |
| **Return value** | `SLOT(int add(int a, int b))` | `int add(...) override { return ...; }` | `logos.watch(backend.add(1,2), cb)` |
| **Property** | `PROP(QString status READWRITE)` | `setStatus("Ready")` (inherited) | `backend.status` (auto-syncs) |
| **Signal** | `SIGNAL(errorOccurred(QString msg))` | `emit errorOccurred("fail")` | `Connections { target: backend; function onErrorOccurred(msg) {...} }` |
| **Model** | (use Q_PROPERTY on backend) | `Q_PROPERTY(QAbstractItemModel* items ...)` | `logos.model("calc_ui_cpp", "items")` |