ludic/packages/ludic.ui/screen_class.ludic
Orkuncakilkaya 20d011f8e9 feat(lang): UI components as files - component Name { ... } beside Name.xml and Name.lss
The compiler turns a component declaration into:
- a record of its props and state;
- a constructor, a props setter, a model and a call;
- a class, registered with ludic.ui at start.

Its template and styles are read from beside it and compiled in, with @import inlined, and a
missing template fails the build.

In the runtime:
- each mounted instance keeps its own props and state, and `set` in a template writes the state;
- styles are scoped to the component;
- class, style and id on a component's tag land on its root, styled by the parent's sheet too;
- ui_reload re-reads a component's files from disk and keeps instances.

The package's own module is now ludic_ui, so a program may call a directory of its own ui.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-24 16:50:12 +03:00

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# screen_class.ludic - a Ludic component shown as a whole screen
# a Ludic component shown as a screen: an instance at the top, keyed by its name
function fr_class_nodes(cls: UiClass) -> UiNode {
lc_begin()
in_build += 1
ui_view = null
uc_load(cls)
let root = fr_root(cls.name, cls.sheet)
let use = new UiTpl
use.tag = cls.name
use.cls = cls
use.keys = new []string
use.vals = new []UiExpr
use.on_keys = new []string
use.on_acts = new []UiAct
use.kids = new []UiTpl
let e = env_new(null)
e.model = Value.object()
root.env = e
bd_class(use, e, cls.name, root.children)
in_sweep(cls.name)
cs_tree(root)
return root
}
function fr_root(key: string, sheet: UiSheet) -> UiNode {
let root = new UiNode
root.key = key
root.tag = "screen"
root.sheet = sheet
root.children = new []UiNode
root.classes = new []string
root.akeys = new []string
root.avals = new []string
root.vals = new []Val
return root
}