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open Widget
(* Lower level interface *)
exception TkError of string
(* Raised by the communication functions *)
val debug : bool ref
(* When set to true, displays approximation of intermediate Tcl code *)
type tkArgs =
TkToken of string
| TkTokenList of tkArgs list (* to be expanded *)
| TkQuote of tkArgs (* mapped to Tcl list *)
(* Misc *)
external splitlist : string -> string list
= "camltk_splitlist"
val add_destroy_hook : (any widget -> unit) -> unit
(* Opening, closing, and mainloop *)
val openTk : unit -> toplevel widget
val openTkClass: string -> toplevel widget
val openTkDisplayClass: display:string -> string -> toplevel widget
val closeTk : unit -> unit
val mainLoop : unit -> unit
(* Direct evaluation of tcl code *)
val tkEval : tkArgs array -> string
(* Returning a value from a Tcl callback *)
val tkreturn: string -> unit
(* Callbacks: this is private *)
type cbid
type callback_buffer = string list
(* Buffer for reading callback arguments *)
val callback_naming_table : (cbid, callback_buffer -> unit) Hashtbl.t
val callback_memo_table : (any widget, cbid) Hashtbl.t
(* Exported for debug purposes only. Don't use them unless you
know what you are doing *)
val new_function_id : unit -> cbid
val string_of_cbid : cbid -> string
val register_callback : 'a widget -> callback:(callback_buffer -> unit) -> string
(* Callback support *)
val clear_callback : cbid -> unit
(* Remove a given callback from the table *)
val remove_callbacks : 'a widget -> unit
(* Clean up callbacks associated to widget. Must be used only when
the Destroy event is bind by the user and masks the default
Destroy event binding *)
val cTKtoCAMLwidget : string -> any widget
val cCAMLtoTKwidget : 'a widget -> tkArgs
val register : string -> callback:(callback_buffer -> unit) -> unit
(*-*)
val prerr_cbid : cbid -> unit
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