aboutsummaryrefslogtreecommitdiff
path: root/src/Haddock/Backends/Xhtml/Layout.hs
blob: 5ffdf181f0a2c193d36eeced0c2525eb39dddefa (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
-----------------------------------------------------------------------------
-- |
-- Module      :  Haddock.Backends.Html.Layout
-- Copyright   :  (c) Simon Marlow   2003-2006,
--                    David Waern    2006-2009,
--                    Mark Lentczner 2010
-- License     :  BSD-like
--
-- Maintainer  :  haddock@projects.haskell.org
-- Stability   :  experimental
-- Portability :  portable
-----------------------------------------------------------------------------
module Haddock.Backends.Xhtml.Layout (
  miniBody,

  divPackageHeader, divContent, divModuleHeader, divFooter,
  divTableOfContents, divDescription, divSynposis, divInterface,
  divIndex, divAlphabet, divModuleList,

  sectionName,

  shortDeclList,
  shortSubDecls,

  divTopDecl,

  SubDecl,
  subArguments,
  subAssociatedTypes,
  subConstructors,
  subFields,
  subInstances,
  subMethods,

  topDeclElem, declElem,
) where


import Haddock.Backends.Xhtml.DocMarkup
import Haddock.Backends.Xhtml.Types
import Haddock.Backends.Xhtml.Utils
import Haddock.Types
import Haddock.Utils (makeAnchorId)

import Text.XHtml hiding ( name, title, p, quote )

import FastString            ( unpackFS )
import GHC


--------------------------------------------------------------------------------
-- * Sections of the document
--------------------------------------------------------------------------------


miniBody :: Html -> Html
miniBody = body ! [identifier "mini"]


sectionDiv :: String -> Html -> Html
sectionDiv i = thediv ! [identifier i]


sectionName :: Html -> Html
sectionName = paragraph ! [theclass "caption"]


divPackageHeader, divContent, divModuleHeader, divFooter,
  divTableOfContents, divDescription, divSynposis, divInterface,
  divIndex, divAlphabet, divModuleList
    :: Html -> Html

divPackageHeader    = sectionDiv "package-header"
divContent          = sectionDiv "content"
divModuleHeader     = sectionDiv "module-header"
divFooter           = sectionDiv "footer"
divTableOfContents  = sectionDiv "table-of-contents"
divDescription      = sectionDiv "description"
divSynposis         = sectionDiv "synopsis"
divInterface        = sectionDiv "interface"
divIndex            = sectionDiv "index"
divAlphabet         = sectionDiv "alphabet"
divModuleList       = sectionDiv "module-list"


--------------------------------------------------------------------------------
-- * Declaration containers
--------------------------------------------------------------------------------


shortDeclList :: [Html] -> Html
shortDeclList items = ulist << map (li ! [theclass "src short"] <<) items


shortSubDecls :: [Html] -> Html
shortSubDecls items = ulist ! [theclass "subs"] << map (li <<) items


divTopDecl :: Html -> Html
divTopDecl = thediv ! [theclass "top"]


type SubDecl = (Html, Maybe (Doc DocName), [Html])


divSubDecls :: (HTML a) => String -> a -> Maybe Html -> Html
divSubDecls cssClass captionName = maybe noHtml wrap
  where
    wrap = (subSection <<) . (subCaption +++)
    subSection = thediv ! [theclass $ unwords ["subs", cssClass]]
    subCaption = paragraph ! [theclass "caption"] << captionName


subDlist :: [SubDecl] -> Maybe Html
subDlist [] = Nothing
subDlist decls = Just $ dlist << map subEntry decls +++ clearDiv
  where
    subEntry (decl, mdoc, subs) =
      dterm ! [theclass "src"] << decl
      +++
      docElement ddef << (fmap docToHtml mdoc +++ subs)
    clearDiv = thediv ! [ theclass "clear" ] << noHtml


subTable :: [SubDecl] -> Maybe Html
subTable [] = Nothing
subTable decls = Just $ table << aboves (concatMap subRow decls)
  where
    subRow (decl, mdoc, subs) =
      (td ! [theclass "src"] << decl
       <->
       docElement td << fmap docToHtml mdoc)
      : map (cell . (td <<)) subs


subBlock :: [Html] -> Maybe Html
subBlock [] = Nothing
subBlock hs = Just $ toHtml hs


subArguments :: [SubDecl] -> Html
subArguments = divSubDecls "arguments" "Arguments" . subTable


subAssociatedTypes :: [Html] -> Html
subAssociatedTypes = divSubDecls "associated-types" "Associated Types" . subBlock


subConstructors :: [SubDecl] -> Html
subConstructors = divSubDecls "constructors" "Constructors" . subTable


subFields :: [SubDecl] -> Html
subFields = divSubDecls "fields" "Fields" . subDlist


subInstances :: String -> [SubDecl] -> Html
subInstances nm = maybe noHtml wrap . instTable
  where
    wrap = (subSection <<) . (subCaption +++)
    instTable = fmap (thediv ! collapseSection id_ True [] <<) . subTable
    subSection = thediv ! [theclass $ "subs instances"]
    subCaption = paragraph ! collapseControl id_ True "caption" << "Instances"
    id_ = makeAnchorId $ "i:" ++ nm

subMethods :: [Html] -> Html
subMethods = divSubDecls "methods" "Methods" . subBlock


-- a box for displaying code
declElem :: Html -> Html
declElem = paragraph ! [theclass "src"]


-- a box for top level documented names
-- it adds a source and wiki link at the right hand side of the box
topDeclElem :: LinksInfo -> SrcSpan -> DocName -> Html -> Html
topDeclElem ((_,_,maybe_source_url), (_,_,maybe_wiki_url)) loc name html =
    declElem << (html +++ srcLink +++ wikiLink)
  where srcLink =
          case maybe_source_url of
            Nothing  -> noHtml
            Just url -> let url' = spliceURL (Just fname) (Just origMod)
                                               (Just n) (Just loc) url
                          in anchor ! [href url', theclass "link"] << "Source"

        wikiLink =
          case maybe_wiki_url of
            Nothing  -> noHtml
            Just url -> let url' = spliceURL (Just fname) (Just mdl)
                                               (Just n) (Just loc) url
                          in anchor ! [href url', theclass "link"] << "Comments"

        -- For source links, we want to point to the original module,
        -- because only that will have the source.
        -- TODO: do something about type instances. They will point to
        -- the module defining the type family, which is wrong.
        origMod = nameModule n

        -- Name must be documented, otherwise we wouldn't get here
        Documented n mdl = name

        fname = unpackFS (srcSpanFile loc)