| 1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
| 2 | * Copyright (c) 2006, Adam Chlipala |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; either version 2 |
| 7 | * of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | *) |
| 18 | |
| 19 | (* Pretty-printing Domtool configuration file ASTs for HTML *) |
| 20 | |
| 21 | signature HTML_PRINT_ARG = sig |
| 22 | include PRINTFN_INPUT where type rendering = HTML.text |
| 23 | |
| 24 | val setProviders : Order.providers -> unit |
| 25 | end |
| 26 | |
| 27 | structure HtmlPrintArg :> HTML_PRINT_ARG = struct |
| 28 | |
| 29 | open Ast Order |
| 30 | |
| 31 | structure TextToken = struct |
| 32 | type token = string |
| 33 | type style = HTMLDev.style |
| 34 | fun string t = t |
| 35 | fun style t = HTMLDev.styleTT |
| 36 | fun size t = String.size t |
| 37 | end |
| 38 | |
| 39 | structure SM = PPStreamFn(structure Token = TextToken |
| 40 | structure Device = HTMLDev) |
| 41 | |
| 42 | structure PD = PPDescFn(SM) |
| 43 | open PD |
| 44 | |
| 45 | fun keyword s = style (HTMLDev.styleB, [string s]) |
| 46 | val punct = string |
| 47 | val field = string |
| 48 | val lit = string |
| 49 | val ident = string |
| 50 | |
| 51 | val prov : providers option ref = ref NONE |
| 52 | fun setProviders p = prov := SOME p |
| 53 | |
| 54 | fun modify file = |
| 55 | let |
| 56 | val file' = #file (OS.Path.splitDirFile file) |
| 57 | val file' = #base (OS.Path.splitBaseExt file') |
| 58 | in |
| 59 | file' |
| 60 | end |
| 61 | |
| 62 | fun context s = |
| 63 | case providesContext (valOf (!prov), s) of |
| 64 | NONE => string s |
| 65 | | SOME m => style (HTMLDev.link (modify m ^ ".html#C_" ^ s), [string s]) |
| 66 | fun typ s = |
| 67 | case providesType (valOf (!prov), s) of |
| 68 | NONE => string s |
| 69 | | SOME m => style (HTMLDev.link (modify m ^ ".html#T_" ^ s), [string s]) |
| 70 | fun exp s = |
| 71 | case providesValue (valOf (!prov), s) of |
| 72 | NONE => string s |
| 73 | | SOME m => style (HTMLDev.link (modify m ^ ".html#V_" ^ s), [string s]) |
| 74 | |
| 75 | fun anchor (s, d) = style (HTMLDev.anchor s, [d]) |
| 76 | fun link (s, d) = style (HTMLDev.link s, [d]) |
| 77 | |
| 78 | type rendering = HTML.text |
| 79 | fun openStream () = |
| 80 | let |
| 81 | val dev = HTMLDev.openDev {wid = 80, |
| 82 | textWid = NONE} |
| 83 | in |
| 84 | SM.openStream dev |
| 85 | end |
| 86 | fun closeStream s = HTMLDev.done (SM.getDevice s) |
| 87 | |
| 88 | end |
| 89 | |
| 90 | structure HtmlPrint = PrintFn(HtmlPrintArg) |