definition module EdClient

// only this module should be imported by users of the editor

import	StdMaybe, StdId, StdPSt, StdPicture, StdPrint
from	EdState		import class Editor, :: EditorState
from	EdMessage	import :: EditId, :: EditAction
from	EdLineText	import :: Text
import	EdPosition
from	EdSelection	import :: Selection, emptySelection, lineSelection
from	EdMonad		import :: UndoState, :: EditMonad, :: EditState, :: StateM, getPathName
import	IdeState

isEditWin :: Id *(PSt *l) -> *(Bool,*PSt *l) | Editor l
				  
// "Remote method invocations". The destination is denoted by a window identifier.

message :: !Id !.(EditAction *l .r) !*(PSt *l) -> *(Maybe .r,*PSt *l) | Editor l
sendToActiveWindow :: .(EditAction *l .r) !*(PSt *l) -> *(Maybe .r,*PSt *l) | Editor l

// Messages

msgSave				::								EditAction General (Maybe String)
msgSaveTo			:: !String ->					EditAction General (Maybe String)

msgSetFont			:: Font	->						EditAction .l nothing
msgGetFont			::								EditAction .l Font

msgSetTabs			:: !(Int,Bool,Bool) ->			EditAction .l nothing
msgGetTabs			::								EditAction .l (Int,Bool,Bool)

msgSetMargin :: !Int -> EditAction .l nothing
msgGetMargin :: EditAction .l Int

msgCopy				::								EditAction .l nothing
msgCut				::								EditAction General nothing
msgPaste			::								EditAction General nothing
msgClear			::								EditAction General nothing
msgSelectAll		::								EditAction General nothing

msgUndo				::								EditAction General nothing

msgBalance			::								EditAction General nothing
msgGetUndoState		::								EditAction .l (UndoState,String)
msgGetPathName		::								EditAction .l String
msgSetPathName		:: String ->					EditAction .l nothing
msgGetNeedSave		::								EditAction .l Bool
msgSetNeedSave		:: Bool ->						EditAction .l nothing
msgGetText			::								EditAction .l Text
msgSetText			:: !Text ->						EditAction .l nothing
msgRevertText		:: !Text ->						EditAction General nothing
msgGetSelection		::								EditAction .l (String,Selection)
msgReplaceSelection	:: String ->					EditAction General nothing
msgChangeSelection	:: Selection -> 				EditAction General nothing
msgScrollToCursor	::								EditAction .l nothing
msgScrollToLine		:: LineNr ->					EditAction General nothing
msgPrint			:: !PrintSetup ->				EditAction .l PrintSetup
msgDetab			::								EditAction .l nothing

:: FRInfo =
	{ fr_pos			:: !Selection
	, fr_search			:: !String
	, fr_replace		:: !String
	, fr_ignore_case	:: !Bool
	, fr_match_words	:: !Bool
	, fr_backwards		:: !Bool
	, fr_wraparound		:: !Bool
	, fr_regexp			:: !Bool
	}

msgFind				:: !FRInfo ->					EditAction General Bool
msgReplace			:: !FRInfo ->					EditAction General Bool
msgReplaceAll		:: !FRInfo ->					EditAction General Int