still works
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cqc
180
human.ml
180
human.ml
@ -2774,17 +2774,18 @@ module Widgets = struct
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Ui.may_handle (Lwd.peek cursor) (fun row ->
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Ui.may_handle (Lwd_table.get row) (fun line -> f row line))
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let cursor_move cursor
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(f : 'a Lwd_table.row -> 'a Lwd_table.row option) =
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let cursor_move ?(update : 'a -> 'a -> unit = fun _ _ -> ())
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(cursor : 'a Lwd_table.row option Lwd.var)
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(new_row : 'a Lwd_table.row -> 'a Lwd_table.row option) =
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match Lwd.peek cursor with
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| Some cursor_row -> (
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match f cursor_row with
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match new_row cursor_row with
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| Some new_row ->
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(match Lwd_table.get new_row with
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| Some new_line ->
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cursor_row |> Lwd_table.get
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|> Option.iter (fun cursor_line ->
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copy_line_cursor cursor_line new_line;
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update cursor_line new_line;
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Focus.release cursor_line.focus);
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Focus.request new_line.focus
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| None -> ());
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@ -2793,7 +2794,7 @@ module Widgets = struct
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| None -> `Unhandled)
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| None -> `Unhandled
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let edit_area_of_string ?(table = Lwd_table.make ()) (s : string) :
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let line_table_of_string ?(table = Lwd_table.make ()) (s : string) :
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line Lwd_table.t =
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(* Append lines from s to table *)
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List.iter (line_append ~table) (String.split_on_char '\n' s);
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@ -2839,6 +2840,9 @@ module Widgets = struct
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((None, line_empty ()), focus_handle_compare)
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table
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let to_lwt_lwd e = Lwt.return @@ Lwd.pure e
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let lwt_lwd_string s = to_lwt_lwd @@ string s
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let edit_area ?(table = Lwd_table.make ()) ?(focus = Focus.make ())
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() : Ui.t Lwd.t =
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let cursor = Lwd.var @@ Lwd_table.first table in
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@ -2859,19 +2863,20 @@ module Widgets = struct
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Ui.keyboard_area ~focus (fun k ->
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Log.debug (fun m ->
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m "edit_area handler %a" Ui.pp_key k);
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let cursor_move =
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cursor_move ~update:copy_line_cursor cursor
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in
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match k with
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'n' ->
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cursor_move cursor (fun c -> Lwd_table.next c)
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| `Arrow `Down, _ ->
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cursor_move cursor (fun c -> Lwd_table.next c)
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cursor_move Lwd_table.next
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| `Arrow `Down, _ -> cursor_move Lwd_table.next
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'p' ->
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cursor_move cursor (fun c -> Lwd_table.prev c)
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| `Arrow `Up, _ ->
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cursor_move cursor (fun c -> Lwd_table.prev c)
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cursor_move Lwd_table.prev
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| `Arrow `Up, _ -> cursor_move Lwd_table.prev
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| `Uchar u, [ `Meta ] when eq_uc_c u '<' ->
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cursor_move cursor (fun _ -> Lwd_table.first table)
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cursor_move (fun _ -> Lwd_table.first table)
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| `Uchar u, [ `Meta ] when eq_uc_c u '>' ->
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cursor_move cursor (fun _ -> Lwd_table.last table)
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cursor_move (fun _ -> Lwd_table.last table)
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| `Enter, [] ->
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line_of_cursor cursor (fun old_row old_line ->
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let str, pos = Lwd.peek old_line.state in
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@ -2909,7 +2914,111 @@ module Widgets = struct
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| _ -> `Unhandled))
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(Focus.status focus)
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let tree_nav ?(focus = Focus.make ()) tree path : Ui.t Lwd.t Lwt.t =
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(* TODO: view_metadata *)
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let rec node_edit_area ?(table = Lwd_table.make ())
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?(focus = Focus.make ()) ((tree, path) : Nav.tree * Nav.path) :
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Ui.t Lwd.t Lwt.t =
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let cursor = Lwd.var @@ Lwd_table.first table in
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let open Lwt.Infix in
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Nav.S.Tree.kind tree path >>= function
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| None ->
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lwt_lwd_string
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("Nav.S.Tree.kind " ^ String.concat "/" path
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^ " how'd you get here??")
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| Some `Node -> tree_nav (tree, path)
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| Some `Contents -> (
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Nav.S.Tree.find_all tree path >>= function
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| None ->
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lwt_lwd_string
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("Nav.S.Tree.find_all " ^ String.concat "/" path
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^ " -> None")
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| Some (contents, _metadata) ->
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line_table_of_string ~table contents |> ignore;
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Option.iter
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(fun cursor ->
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Option.iter (fun first -> Focus.request first.focus)
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@@ Lwd_table.get cursor)
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(Lwd.peek cursor);
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(* Build view of table *)
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Lwt.return
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(Lwd_table.map_reduce
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(fun _ { ui; _ } -> ui)
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(Lwd_utils.lift_monoid Ui.pack_y)
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table
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|> Lwd.join
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|> Lwd.map2
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~f:(fun focus ->
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Ui.keyboard_area ~focus (fun k ->
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Log.debug (fun m ->
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m "edit_area handler %a" Ui.pp_key k);
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let cursor_move =
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cursor_move ~update:copy_line_cursor cursor
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in
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match k with
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'n' ->
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cursor_move Lwd_table.next
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| `Arrow `Down, _ ->
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cursor_move Lwd_table.next
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'p' ->
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cursor_move Lwd_table.prev
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| `Arrow `Up, _ -> cursor_move Lwd_table.prev
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| `Uchar u, [ `Meta ] when eq_uc_c u '<' ->
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cursor_move (fun _ ->
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Lwd_table.first table)
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| `Uchar u, [ `Meta ] when eq_uc_c u '>' ->
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cursor_move (fun _ ->
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Lwd_table.last table)
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| `Enter, [] ->
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line_of_cursor cursor
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(fun old_row old_line ->
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let str, pos =
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Lwd.peek old_line.state
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in
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let n_str =
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String.(
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sub str pos (length str - pos))
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in
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Lwd.set old_line.state
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(String.sub str 0 pos, pos);
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let new_line = line_make n_str in
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Focus.release old_line.focus;
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Focus.request new_line.focus;
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Lwd.set cursor
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(Some
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(Lwd_table.after old_row
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~set:new_line));
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`Handled)
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| `Backspace, [] ->
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line_of_cursor cursor (fun row line ->
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let str, pos = Lwd.peek line.state in
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Ui.may_handle (Lwd_table.prev row)
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(fun row_prev ->
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if pos = 0 then
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Ui.may_handle
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(Lwd_table.get row_prev)
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(fun line_prev ->
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let str_prev, _ =
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Lwd.peek line_prev.state
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in
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Focus.release line.focus;
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Focus.request
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line_prev.focus;
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Lwd.set line_prev.state
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( str_prev ^ str,
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String.length str_prev
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);
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Lwd_table.remove row;
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`Handled)
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else `Unhandled))
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'k' ->
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`Handled
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| _ -> `Unhandled))
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(Focus.status focus)))
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and tree_nav ?(focus = Focus.make ())
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((tree, path) : Nav.tree * Nav.path) : Ui.t Lwd.t Lwt.t =
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let table = Lwd_table.make () in
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let cursor_move cursor
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@ -2962,33 +3071,30 @@ module Widgets = struct
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match Lwd_table.get cursor_row with
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| Some (_focus, (step, tree)) -> (
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Nav.S.Tree.kind tree [] >>= function
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| Some `Node ->
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Lwt.return @@ Lwd.pure @@ string "Sub-node??"
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| Some `Node -> lwt_lwd_string "Sub-node??"
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| Some `Contents -> (
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Nav.S.Tree.find_all tree [] >>= function
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| Some (contents, _metadata) ->
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Lwt.return
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(edit_area
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~table:(edit_area_of_string contents)
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~table:(line_table_of_string contents)
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())
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| None ->
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Lwt.return @@ Lwd.pure
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@@ string ("could not find path: " ^ step))
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| None -> Lwt.return @@ Lwd.pure @@ string step)
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lwt_lwd_string
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("could not find path: " ^ step))
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| None ->
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lwt_lwd_string
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("Nav.S.Tree.kind " ^ step ^ " -> None?"))
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| None ->
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Lwt.return @@ Lwd.pure
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@@ string "cursor table row doesn't exist")
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| None ->
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Lwt.return @@ Lwd.pure @@ string "cursor doesn't exist")
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lwt_lwd_string "cursor table row doesn't exist")
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| None -> lwt_lwd_string "cursor doesn't exist")
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in
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Lwt.async (fun () ->
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Lwt_stream.iter_s
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(fun _ ->
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Lwd.quick_sample cvroot >>= fun cursorview'' ->
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Log.info (fun m ->
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m
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"tree_nav cursorviewroot on_invalidate Lwt.async \
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(Lwd.set cursorview) triggered??");
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m "tree_nav Lwt.async (Lwd.set cursorview)");
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Lwt.return (Lwd.set cursorview cursorview''))
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cv);
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push_cv (Some ());
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@ -3003,20 +3109,17 @@ module Widgets = struct
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(Lwd_utils.lift_monoid Ui.pack_y)
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table
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|> Lwd.join
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|> Lwd.map2
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~f:(fun focus ->
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|> Lwd.map2 (Focus.status focus) ~f:(fun focus ->
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Ui.keyboard_area ~focus (fun k ->
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Log.debug (fun m ->
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m "edit_area handler %a" Ui.pp_key k);
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Log.debug (fun m -> m "nav_handler %a" Ui.pp_key k);
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match k with
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'n' ->
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cursor_move cursor (fun c -> Lwd_table.next c)
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cursor_move cursor Lwd_table.next
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| `Arrow `Down, _ ->
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cursor_move cursor (fun c -> Lwd_table.next c)
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cursor_move cursor Lwd_table.next
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'p' ->
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cursor_move cursor (fun c -> Lwd_table.prev c)
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| `Arrow `Up, _ ->
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cursor_move cursor (fun c -> Lwd_table.prev c)
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cursor_move cursor Lwd_table.prev
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| `Arrow `Up, _ -> cursor_move cursor Lwd_table.prev
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| `Uchar u, [ `Meta ] when eq_uc_c u '<' ->
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cursor_move cursor (fun _ ->
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Lwd_table.first table)
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@ -3027,11 +3130,10 @@ module Widgets = struct
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| `Backspace, [] -> `Unhandled
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| `Uchar u, [ `Ctrl ] when eq_uc_c u 'k' -> `Handled
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| _ -> `Unhandled))
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(Focus.status focus)
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|> Lwd.map2
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(Lwd.join @@ Lwd.get cursorview)
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~f:(fun cursorview' tree_view ->
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Ui.join_x tree_view cursorview')
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(Lwd.join @@ Lwd.get cursorview))
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Ui.join_x tree_view cursorview'))
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(** Tab view, where exactly one element of [l] is shown at a time. *)
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let tabs (tabs : (string * (unit -> Ui.t Lwd.t)) list) : Ui.t Lwd.t
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