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-rw-r--r--demo/more/grid.ur205
1 files changed, 112 insertions, 93 deletions
diff --git a/demo/more/grid.ur b/demo/more/grid.ur
index cb836970..7e593791 100644
--- a/demo/more/grid.ur
+++ b/demo/more/grid.ur
@@ -32,11 +32,13 @@ functor Make(M : sig
con aggregates :: {Type}
val aggregates : $(map (aggregateMeta row) aggregates)
+ val aggFolder : folder aggregates
end) = struct
style tabl
style tr
style th
style td
+ style agg
fun make (row : M.row) [t] (m : colMeta' M.row t) : transaction t = m.Project row
@@ -77,101 +79,118 @@ functor Make(M : sig
<tr class={tr}>
<th/> <th/>
{foldRX2 [fst] [colMeta M.row] [_]
- (fn [nm :: Name] [p :: (Type * Type)] [rest :: {(Type * Type)}] [[nm] ~ rest]
- data (meta : colMeta M.row p) =>
- <xml><th class={th}>{[(meta.Handlers data).Header]}</th></xml>)
- [_] M.folder grid.Cols M.cols}
- </tr>
-
- {Dlist.render (fn {Row = rowS, Cols = colsS, Updating = ud} pos =>
- let
- val delete =
- Dlist.delete pos;
- row <- get rowS;
- rpc (M.delete (M.keyOf row))
-
- val update = set ud True
-
- val cancel =
- set ud False;
- row <- get rowS;
- cols <- makeAll grid.Cols row;
- set colsS cols
-
- val save =
- cols <- get colsS;
- errors <- Monad.foldR3 [fst] [colMeta M.row] [snd] [fn _ => option string]
- (fn [nm :: Name] [p :: (Type * Type)] [rest :: {(Type * Type)}]
- [[nm] ~ rest] data meta v errors =>
- b <- current ((meta.Handlers data).Validate v);
- return (if b then
- errors
- else
- case errors of
- None => Some ((meta.Handlers data).Header)
- | Some s => Some ((meta.Handlers data).Header
- ^ ", " ^ s)))
- None [_] M.folder grid.Cols M.cols cols;
-
- case errors of
- Some s => alert ("Can't save because the following columns have invalid values:\n"
- ^ s)
- | None =>
- set ud False;
- row <- get rowS;
- row' <- Monad.foldR3 [fst] [colMeta M.row] [snd] [fn _ => M.row]
- (fn [nm :: Name] [t :: (Type * Type)]
- [rest :: {(Type * Type)}]
- [[nm] ~ rest] data meta v row' =>
- (meta.Handlers data).Update row' v)
- row [_] M.folder grid.Cols M.cols cols;
- rpc (M.save (M.keyOf row) row');
- set rowS row';
-
- cols <- makeAll grid.Cols row';
- set colsS cols
- in
- <xml><tr class={tr}>
- <td>
- <dyn signal={b <- signal ud;
+ (fn [nm :: Name] [p :: (Type * Type)] [rest :: {(Type * Type)}] [[nm] ~ rest]
+ data (meta : colMeta M.row p) =>
+ <xml><th class={th}>{[(meta.Handlers data).Header]}</th></xml>)
+ [_] M.folder grid.Cols M.cols}
+ </tr>
+
+ {Dlist.render (fn {Row = rowS, Cols = colsS, Updating = ud} pos =>
+ let
+ val delete =
+ Dlist.delete pos;
+ row <- get rowS;
+ rpc (M.delete (M.keyOf row))
+
+ val update = set ud True
+
+ val cancel =
+ set ud False;
+ row <- get rowS;
+ cols <- makeAll grid.Cols row;
+ set colsS cols
+
+ val save =
+ cols <- get colsS;
+ errors <- Monad.foldR3 [fst] [colMeta M.row] [snd] [fn _ => option string]
+ (fn [nm :: Name] [p :: (Type * Type)] [rest :: {(Type * Type)}]
+ [[nm] ~ rest] data meta v errors =>
+ b <- current ((meta.Handlers data).Validate v);
+ return (if b then
+ errors
+ else
+ case errors of
+ None => Some ((meta.Handlers data).Header)
+ | Some s => Some ((meta.Handlers data).Header
+ ^ ", " ^ s)))
+ None [_] M.folder grid.Cols M.cols cols;
+
+ case errors of
+ Some s => alert ("Can't save because the following columns have invalid values:\n"
+ ^ s)
+ | None =>
+ set ud False;
+ row <- get rowS;
+ row' <- Monad.foldR3 [fst] [colMeta M.row] [snd] [fn _ => M.row]
+ (fn [nm :: Name] [t :: (Type * Type)]
+ [rest :: {(Type * Type)}]
+ [[nm] ~ rest] data meta v row' =>
+ (meta.Handlers data).Update row' v)
+ row [_] M.folder grid.Cols M.cols cols;
+ rpc (M.save (M.keyOf row) row');
+ set rowS row';
+
+ cols <- makeAll grid.Cols row';
+ set colsS cols
+ in
+ <xml><tr class={tr}>
+ <td>
+ <dyn signal={b <- signal ud;
+ return (if b then
+ <xml><button value="Save" onclick={save}/></xml>
+ else
+ <xml><button value="Update" onclick={update}/></xml>)}/>
+ </td>
+
+ <td><dyn signal={b <- signal ud;
return (if b then
- <xml><button value="Save" onclick={save}/></xml>
+ <xml><button value="Cancel" onclick={cancel}/></xml>
else
- <xml><button value="Update" onclick={update}/></xml>)}/>
- </td>
- <td><dyn signal={b <- signal ud;
- return (if b then
- <xml><button value="Cancel" onclick={cancel}/></xml>
- else
- <xml><button value="Delete" onclick={delete}/></xml>)}/>
- </td>
-
- <dyn signal={cols <- signal colsS;
- return (foldRX3 [fst] [colMeta M.row] [snd] [_]
- (fn [nm :: Name] [t :: (Type * Type)]
- [rest :: {(Type * Type)}]
- [[nm] ~ rest] data meta v =>
- <xml><td class={td}>
- <dyn signal={b <- signal ud;
- return (if b then
- (meta.Handlers data).Edit v
- else
- (meta.Handlers data).Display
- v)}/>
- <dyn signal={b <- signal ud;
- if b then
- valid <-
- (meta.Handlers data).Validate v;
- return (if valid then
- <xml/>
- else
- <xml>!</xml>)
- else
- return <xml/>}/>
- </td></xml>)
- [_] M.folder grid.Cols M.cols cols)}/>
- </tr></xml>
- end) grid.Rows}
+ <xml><button value="Delete" onclick={delete}/></xml>)}/>
+ </td>
+
+ <dyn signal={cols <- signal colsS;
+ return (foldRX3 [fst] [colMeta M.row] [snd] [_]
+ (fn [nm :: Name] [t :: (Type * Type)]
+ [rest :: {(Type * Type)}]
+ [[nm] ~ rest] data meta v =>
+ <xml><td class={td}>
+ <dyn signal={b <- signal ud;
+ return (if b then
+ (meta.Handlers data).Edit v
+ else
+ (meta.Handlers data).Display
+ v)}/>
+ <dyn signal={b <- signal ud;
+ if b then
+ valid <-
+ (meta.Handlers data).Validate v;
+ return (if valid then
+ <xml/>
+ else
+ <xml>!</xml>)
+ else
+ return <xml/>}/>
+ </td></xml>)
+ [_] M.folder grid.Cols M.cols cols)}/>
+ </tr></xml>
+ end) grid.Rows}
+
+ <dyn signal={rows <- Dlist.foldl (fn row => Monad.mapR2 [aggregateMeta M.row] [id] [id]
+ (fn [nm :: Name] [t :: Type] meta acc =>
+ Monad.mp (fn v => meta.Step v acc)
+ (signal row.Row))
+ [_] M.aggFolder M.aggregates)
+ (mp [aggregateMeta M.row] [id]
+ (fn [t] meta => meta.Initial)
+ [_] M.aggFolder M.aggregates) grid.Rows;
+ return <xml><tr>
+ <td/><td/>
+ {foldRX2 [aggregateMeta M.row] [id] [_]
+ (fn [nm :: Name] [t :: Type] [rest :: {Type}] [[nm] ~ rest] meta acc =>
+ <xml><td class={agg}>{meta.Display acc}</td></xml>)
+ [_] M.aggFolder M.aggregates rows}
+ </tr></xml>}/>
</table>
<button value="New row" onclick={row <- rpc M.new;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-06 17:59:38 +0000