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ui: restore the original accounts scope when backing up to top level

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Simon Michael 2010-04-15 21:41:18 +00:00
parent 6d18b8c0af
commit fc330b5c9f
1 changed files with 23 additions and 15 deletions
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38
Hledger/Cli/Commands/Vty.hs
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@ -26,7 +26,7 @@ data AppState = AppState {
,ah :: Int -- ^ window height
,amsg :: String -- ^ status message
,aopts :: [Opt] -- ^ command-line opts
,aargs :: [String] -- ^ command-line args
,aargs :: [String] -- ^ command-line args at startup
,aledger :: Ledger -- ^ parsed ledger
,abuf :: [String] -- ^ lines of the current buffered view
,alocs :: [Loc] -- ^ user's navigation trail within the UI
@ -38,6 +38,7 @@ data Loc = Loc {
scr :: Screen -- ^ one of the available screens
,sy :: Int -- ^ viewport y scroll position
,cy :: Int -- ^ cursor y position
,largs :: [String] -- ^ command-line args, possibly narrowed for this location
} deriving (Show)
-- | The screens available within the user interface.
@ -54,7 +55,7 @@ vty opts args l = do
DisplayRegion w h <- display_bounds $ terminal v
let opts' = SubTotal:opts
t <- getCurrentLocalTime
let a = enter t BalanceScreen
let a = enter t BalanceScreen args
AppState {
av=v
,aw=fromIntegral w
@ -207,24 +208,31 @@ exit = popLoc
loc :: AppState -> Loc
loc = head . alocs
-- | Get the filter pattern args in effect for the current ui location.
currentArgs :: AppState -> [String]
currentArgs (AppState {alocs=Loc{largs=as}:_}) = as
currentArgs (AppState {aargs=as}) = as
screen :: AppState -> Screen
screen a = scr where (Loc scr _ _) = loc a
screen a = scr where (Loc scr _ _ _) = loc a
-- | Enter a new screen, saving the old ui location on the stack.
enter :: LocalTime -> Screen -> AppState -> AppState
enter t scr@BalanceScreen a = updateData t $ pushLoc Loc{scr=scr,sy=0,cy=0} a
enter t scr@RegisterScreen a = updateData t $ pushLoc Loc{scr=scr,sy=0,cy=0} a
enter t scr@PrintScreen a = updateData t $ pushLoc Loc{scr=scr,sy=0,cy=0} a
-- | Enter a new screen, with possibly new args, saving the old ui location on the stack.
enter :: LocalTime -> Screen -> [String] -> AppState -> AppState
enter t scr@BalanceScreen args a = updateData t $ pushLoc Loc{scr=scr,sy=0,cy=0,largs=args} a
enter t scr@RegisterScreen args a = updateData t $ pushLoc Loc{scr=scr,sy=0,cy=0,largs=args} a
enter t scr@PrintScreen args a = updateData t $ pushLoc Loc{scr=scr,sy=0,cy=0,largs=args} a
resetTrailAndEnter t scr = enter t scr . clearLocs
resetTrailAndEnter :: LocalTime -> Screen -> AppState -> AppState
resetTrailAndEnter t scr a = enter t scr (aargs a) $ clearLocs a
-- | Regenerate the display data appropriate for the current screen.
updateData :: LocalTime -> AppState -> AppState
updateData t a@AppState{aopts=opts,aargs=args,aledger=l} =
updateData t a@AppState{aopts=opts,aledger=l} =
case screen a of
BalanceScreen -> a{abuf=lines $ showBalanceReport opts (optsToFilterSpec opts args t) l, aargs=[]}
RegisterScreen -> a{abuf=lines $ showRegisterReport opts (optsToFilterSpec opts args t) l}
PrintScreen -> a{abuf=lines $ showTransactions (optsToFilterSpec opts args t) l}
BalanceScreen -> a{abuf=lines $ showBalanceReport opts fspec l}
RegisterScreen -> a{abuf=lines $ showRegisterReport opts fspec l}
PrintScreen -> a{abuf=lines $ showTransactions fspec l}
where fspec = optsToFilterSpec opts (currentArgs a) t
backout :: LocalTime -> AppState -> AppState
backout t a | screen a == BalanceScreen = a
@ -233,8 +241,8 @@ backout t a | screen a == BalanceScreen = a
drilldown :: LocalTime -> AppState -> AppState
drilldown t a =
case screen a of
BalanceScreen -> enter t RegisterScreen a{aargs=[currentAccountName a]}
RegisterScreen -> scrollToTransaction e $ enter t PrintScreen a
BalanceScreen -> enter t RegisterScreen [currentAccountName a] a
RegisterScreen -> scrollToTransaction e $ enter t PrintScreen (currentArgs a) a
PrintScreen -> a
where e = currentTransaction a