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Codeman maintainer
45ca9c347b
Owner feedback 1: "so the empty tab doesnt always have to be the last
one! so I can move freely around and the empty tab can also be tab nr
4 or 3". This replaces the slot refusal of aecada8c.
grid.cells (a session id or null per cell) is now the one source of
truth; grid.ids is a getter deriving the tiles in reading order, so
everything that only wants the tiled sessions (focus neighbour,
cycling, the load queue's order, the picker, closeSession) is
unchanged. The shape still comes from the tile count and the cap
counts tiles, never empty cells.
- A tile dragged onto an empty cell moves there and leaves its own
cell empty, nothing else moving (_moveTileToCell, through
_reorderTiles: no remount, reconnect or reload; only a tile whose
cell size changed fits). A tiled session's tab does the same; a tab
of a session not tiled yet joins in the cell it is dropped on. Each
slot knows its cell and reads "Drop a tab or a tile here".
- Move Tile goes to the adjacent cell: into it when empty, a swap when
a tile is there (tileCellInDirection).
- Removing a tile leaves its cell empty; adding one takes the first
empty cell. A shape change goes through fitTileCells: each tile keeps
its row and column when all fit (2x2 growing to 3x2), else the tiles
pack in reading order.
- Focus never lands on an empty cell: Alt+Shift+Arrows run over the
cells, Ctrl+Tab and Alt+[ ] over the tiles.
- codeman:tile-grid stays ids only: its ids are the cells with null for
an empty one. A reload brings the holes back when the shape is the
same (a session gone since leaves its cell empty), another shape
packs, the old packed format reads unchanged, and a followed
#session= link keeps the holes.
Docs: the spec's as-built bullet (rewritten in place), the wiki's Tile
Grid page and Keyboard Shortcuts, the invariants and CLAUDE.md.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>