src/Tools/jEdit/src/isabelle_rendering.scala
author wenzelm
Sun Oct 07 15:05:11 2012 +0200 (2012-10-07)
changeset 49725 f8eeff667076
parent 49706 92ef8b638c6c
child 49726 2074197dc274
permissions -rw-r--r--
explicit close button;
wenzelm@45665
     1
/*  Title:      Tools/jEdit/src/isabelle_rendering.scala
wenzelm@39178
     2
    Author:     Makarius
wenzelm@39178
     3
wenzelm@39178
     4
Isabelle specific physical rendering and markup selection.
wenzelm@39178
     5
*/
wenzelm@39178
     6
wenzelm@39178
     7
package isabelle.jedit
wenzelm@39178
     8
wenzelm@39178
     9
wenzelm@39178
    10
import isabelle._
wenzelm@39178
    11
wenzelm@39178
    12
import java.awt.Color
wenzelm@46227
    13
import javax.swing.Icon
wenzelm@48921
    14
import java.io.{File => JFile}
wenzelm@39178
    15
wenzelm@43414
    16
import org.gjt.sp.jedit.syntax.{Token => JEditToken}
wenzelm@49406
    17
import org.gjt.sp.jedit.GUIUtilities
wenzelm@49406
    18
import org.gjt.sp.util.Log
wenzelm@39178
    19
wenzelm@45460
    20
import scala.collection.immutable.SortedMap
wenzelm@45460
    21
wenzelm@39178
    22
wenzelm@45665
    23
object Isabelle_Rendering
wenzelm@39178
    24
{
wenzelm@49356
    25
  def apply(snapshot: Document.Snapshot, options: Options): Isabelle_Rendering =
wenzelm@49356
    26
    new Isabelle_Rendering(snapshot, options)
wenzelm@39178
    27
wenzelm@49356
    28
wenzelm@49406
    29
  /* message priorities */
wenzelm@43388
    30
wenzelm@46227
    31
  private val writeln_pri = 1
wenzelm@49474
    32
  private val tracing_pri = 2
wenzelm@49474
    33
  private val warning_pri = 3
wenzelm@49474
    34
  private val legacy_pri = 4
wenzelm@49474
    35
  private val error_pri = 5
wenzelm@49474
    36
wenzelm@49474
    37
  private val message_pri = Map(
wenzelm@49474
    38
    Isabelle_Markup.WRITELN -> writeln_pri, Isabelle_Markup.WRITELN_MESSAGE -> writeln_pri,
wenzelm@49474
    39
    Isabelle_Markup.TRACING -> tracing_pri, Isabelle_Markup.TRACING_MESSAGE -> tracing_pri,
wenzelm@49474
    40
    Isabelle_Markup.WARNING -> warning_pri, Isabelle_Markup.WARNING_MESSAGE -> warning_pri,
wenzelm@49474
    41
    Isabelle_Markup.ERROR -> error_pri, Isabelle_Markup.ERROR_MESSAGE -> error_pri)
wenzelm@39178
    42
wenzelm@49406
    43
wenzelm@49406
    44
  /* icons */
wenzelm@49406
    45
wenzelm@49406
    46
  private def load_icon(name: String): Icon =
wenzelm@49406
    47
  {
wenzelm@49406
    48
    val icon = GUIUtilities.loadIcon(name)
wenzelm@49406
    49
    if (icon.getIconWidth < 0 || icon.getIconHeight < 0)
wenzelm@49406
    50
      Log.log(Log.ERROR, icon, "Bad icon: " + name)
wenzelm@49406
    51
    icon
wenzelm@49406
    52
  }
wenzelm@49406
    53
wenzelm@46234
    54
  private val gutter_icons = Map(
wenzelm@49406
    55
    warning_pri -> load_icon("16x16/status/dialog-information.png"),
wenzelm@49406
    56
    legacy_pri -> load_icon("16x16/status/dialog-warning.png"),
wenzelm@49406
    57
    error_pri -> load_icon("16x16/status/dialog-error.png"))
wenzelm@46234
    58
wenzelm@49725
    59
  val tooltip_close_icon = load_icon("16x16/actions/document-close.png")
wenzelm@49725
    60
wenzelm@46234
    61
wenzelm@39179
    62
  /* token markup -- text styles */
wenzelm@39179
    63
wenzelm@39179
    64
  private val command_style: Map[String, Byte] =
wenzelm@39179
    65
  {
wenzelm@43414
    66
    import JEditToken._
wenzelm@39179
    67
    Map[String, Byte](
wenzelm@39179
    68
      Keyword.THY_END -> KEYWORD2,
wenzelm@39179
    69
      Keyword.THY_SCRIPT -> LABEL,
wenzelm@39179
    70
      Keyword.PRF_SCRIPT -> LABEL,
wenzelm@39179
    71
      Keyword.PRF_ASM -> KEYWORD3,
wenzelm@39179
    72
      Keyword.PRF_ASM_GOAL -> KEYWORD3
wenzelm@39179
    73
    ).withDefaultValue(KEYWORD1)
wenzelm@39179
    74
  }
wenzelm@39179
    75
wenzelm@43414
    76
  private val token_style: Map[Token.Kind.Value, Byte] =
wenzelm@39179
    77
  {
wenzelm@43414
    78
    import JEditToken._
wenzelm@43414
    79
    Map[Token.Kind.Value, Byte](
wenzelm@43414
    80
      Token.Kind.KEYWORD -> KEYWORD2,
wenzelm@43414
    81
      Token.Kind.IDENT -> NULL,
wenzelm@43414
    82
      Token.Kind.LONG_IDENT -> NULL,
wenzelm@43414
    83
      Token.Kind.SYM_IDENT -> NULL,
wenzelm@43414
    84
      Token.Kind.VAR -> NULL,
wenzelm@43414
    85
      Token.Kind.TYPE_IDENT -> NULL,
wenzelm@43414
    86
      Token.Kind.TYPE_VAR -> NULL,
wenzelm@43414
    87
      Token.Kind.NAT -> NULL,
wenzelm@43414
    88
      Token.Kind.FLOAT -> NULL,
wenzelm@43431
    89
      Token.Kind.STRING -> LITERAL1,
wenzelm@43431
    90
      Token.Kind.ALT_STRING -> LITERAL2,
wenzelm@43414
    91
      Token.Kind.VERBATIM -> COMMENT3,
wenzelm@43414
    92
      Token.Kind.SPACE -> NULL,
wenzelm@43414
    93
      Token.Kind.COMMENT -> COMMENT1,
wenzelm@48754
    94
      Token.Kind.ERROR -> INVALID
wenzelm@39179
    95
    ).withDefaultValue(NULL)
wenzelm@39179
    96
  }
wenzelm@39179
    97
wenzelm@43414
    98
  def token_markup(syntax: Outer_Syntax, token: Token): Byte =
wenzelm@43430
    99
    if (token.is_command) command_style(syntax.keyword_kind(token.content).getOrElse(""))
wenzelm@43430
   100
    else if (token.is_operator) JEditToken.OPERATOR
wenzelm@43414
   101
    else token_style(token.kind)
wenzelm@39178
   102
}
wenzelm@49356
   103
wenzelm@49356
   104
wenzelm@49356
   105
class Isabelle_Rendering private(val snapshot: Document.Snapshot, val options: Options)
wenzelm@49356
   106
{
wenzelm@49356
   107
  /* colors */
wenzelm@49356
   108
wenzelm@49356
   109
  def color_value(s: String): Color = Color_Value(options.string(s))
wenzelm@49356
   110
wenzelm@49356
   111
  val outdated_color = color_value("outdated_color")
wenzelm@49356
   112
  val unprocessed_color = color_value("unprocessed_color")
wenzelm@49356
   113
  val unprocessed1_color = color_value("unprocessed1_color")
wenzelm@49356
   114
  val running_color = color_value("running_color")
wenzelm@49356
   115
  val running1_color = color_value("running1_color")
wenzelm@49356
   116
  val light_color = color_value("light_color")
wenzelm@49706
   117
  val tooltip_color = color_value("tooltip_color")
wenzelm@49356
   118
  val writeln_color = color_value("writeln_color")
wenzelm@49356
   119
  val warning_color = color_value("warning_color")
wenzelm@49356
   120
  val error_color = color_value("error_color")
wenzelm@49356
   121
  val error1_color = color_value("error1_color")
wenzelm@49418
   122
  val writeln_message_color = color_value("writeln_message_color")
wenzelm@49418
   123
  val tracing_message_color = color_value("tracing_message_color")
wenzelm@49418
   124
  val warning_message_color = color_value("warning_message_color")
wenzelm@49418
   125
  val error_message_color = color_value("error_message_color")
wenzelm@49356
   126
  val bad_color = color_value("bad_color")
wenzelm@49358
   127
  val intensify_color = color_value("intensify_color")
wenzelm@49356
   128
  val quoted_color = color_value("quoted_color")
wenzelm@49358
   129
  val highlight_color = color_value("highlight_color")
wenzelm@49356
   130
  val hyperlink_color = color_value("hyperlink_color")
wenzelm@49492
   131
  val sendback_color = color_value("sendback_color")
wenzelm@49492
   132
  val sendback_active_color = color_value("sendback_active_color")
wenzelm@49356
   133
  val keyword1_color = color_value("keyword1_color")
wenzelm@49356
   134
  val keyword2_color = color_value("keyword2_color")
wenzelm@49356
   135
wenzelm@49356
   136
  val tfree_color = color_value("tfree_color")
wenzelm@49356
   137
  val tvar_color = color_value("tvar_color")
wenzelm@49356
   138
  val free_color = color_value("free_color")
wenzelm@49356
   139
  val skolem_color = color_value("skolem_color")
wenzelm@49356
   140
  val bound_color = color_value("bound_color")
wenzelm@49356
   141
  val var_color = color_value("var_color")
wenzelm@49356
   142
  val inner_numeral_color = color_value("inner_numeral_color")
wenzelm@49356
   143
  val inner_quoted_color = color_value("inner_quoted_color")
wenzelm@49356
   144
  val inner_comment_color = color_value("inner_comment_color")
wenzelm@49356
   145
  val antiquotation_color = color_value("antiquotation_color")
wenzelm@49356
   146
  val dynamic_color = color_value("dynamic_color")
wenzelm@49356
   147
wenzelm@49356
   148
wenzelm@49356
   149
  /* command overview */
wenzelm@49356
   150
wenzelm@49356
   151
  def overview_color(range: Text.Range): Option[Color] =
wenzelm@49356
   152
  {
wenzelm@49356
   153
    if (snapshot.is_outdated) None
wenzelm@49356
   154
    else {
wenzelm@49356
   155
      val results =
wenzelm@49356
   156
        snapshot.cumulate_markup[(Protocol.Status, Int)](
wenzelm@49356
   157
          range, (Protocol.Status.init, 0),
wenzelm@49356
   158
          Some(Protocol.command_status_markup + Isabelle_Markup.WARNING + Isabelle_Markup.ERROR),
wenzelm@49356
   159
          {
wenzelm@49356
   160
            case ((status, pri), Text.Info(_, XML.Elem(markup, _))) =>
wenzelm@49474
   161
              if (markup.name == Isabelle_Markup.WARNING || markup.name == Isabelle_Markup.ERROR)
wenzelm@49474
   162
                (status, pri max Isabelle_Rendering.message_pri(markup.name))
wenzelm@49356
   163
              else (Protocol.command_status(status, markup), pri)
wenzelm@49356
   164
          })
wenzelm@49356
   165
      if (results.isEmpty) None
wenzelm@49356
   166
      else {
wenzelm@49356
   167
        val (status, pri) =
wenzelm@49356
   168
          ((Protocol.Status.init, 0) /: results) {
wenzelm@49356
   169
            case ((s1, p1), Text.Info(_, (s2, p2))) => (s1 + s2, p1 max p2) }
wenzelm@49356
   170
wenzelm@49356
   171
        if (pri == Isabelle_Rendering.warning_pri) Some(warning_color)
wenzelm@49356
   172
        else if (pri == Isabelle_Rendering.error_pri) Some(error_color)
wenzelm@49356
   173
        else if (status.is_unprocessed) Some(unprocessed_color)
wenzelm@49356
   174
        else if (status.is_running) Some(running_color)
wenzelm@49356
   175
        else if (status.is_failed) Some(error_color)
wenzelm@49356
   176
        else None
wenzelm@49356
   177
      }
wenzelm@49356
   178
    }
wenzelm@49356
   179
  }
wenzelm@49356
   180
wenzelm@49356
   181
wenzelm@49356
   182
  /* markup selectors */
wenzelm@49356
   183
wenzelm@49358
   184
  private val highlight_include =
wenzelm@49356
   185
    Set(Isabelle_Markup.SORT, Isabelle_Markup.TYP, Isabelle_Markup.TERM, Isabelle_Markup.PROP,
wenzelm@49356
   186
      Isabelle_Markup.ML_TYPING, Isabelle_Markup.TOKEN_RANGE, Isabelle_Markup.ENTITY,
wenzelm@49674
   187
      Isabelle_Markup.PATH, Isabelle_Markup.SORTING, Isabelle_Markup.TYPING, Isabelle_Markup.FREE,
wenzelm@49674
   188
      Isabelle_Markup.SKOLEM, Isabelle_Markup.BOUND, Isabelle_Markup.VAR, Isabelle_Markup.TFREE,
wenzelm@49674
   189
      Isabelle_Markup.TVAR, Isabelle_Markup.ML_SOURCE, Isabelle_Markup.DOCUMENT_SOURCE)
wenzelm@49356
   190
wenzelm@49358
   191
  def highlight(range: Text.Range): Option[Text.Info[Color]] =
wenzelm@49356
   192
  {
wenzelm@49358
   193
    snapshot.select_markup(range, Some(highlight_include),
wenzelm@49356
   194
        {
wenzelm@49358
   195
          case Text.Info(info_range, XML.Elem(Markup(name, _), _)) if highlight_include(name) =>
wenzelm@49358
   196
            Text.Info(snapshot.convert(info_range), highlight_color)
wenzelm@49356
   197
        }) match { case Text.Info(_, info) #:: _ => Some(info) case _ => None }
wenzelm@49356
   198
  }
wenzelm@49356
   199
wenzelm@49356
   200
wenzelm@49356
   201
  private val hyperlink_include = Set(Isabelle_Markup.ENTITY, Isabelle_Markup.PATH)
wenzelm@49356
   202
wenzelm@49356
   203
  def hyperlink(range: Text.Range): Option[Text.Info[Hyperlink]] =
wenzelm@49356
   204
  {
wenzelm@49356
   205
    snapshot.cumulate_markup[List[Text.Info[Hyperlink]]](range, Nil, Some(hyperlink_include),
wenzelm@49356
   206
        {
wenzelm@49356
   207
          case (links, Text.Info(info_range, XML.Elem(Isabelle_Markup.Path(name), _)))
wenzelm@49356
   208
          if Path.is_ok(name) =>
wenzelm@49356
   209
            val jedit_file = Isabelle.thy_load.append(snapshot.node_name.dir, Path.explode(name))
wenzelm@49356
   210
            Text.Info(snapshot.convert(info_range), Hyperlink(jedit_file, 0, 0)) :: links
wenzelm@49356
   211
wenzelm@49356
   212
          case (links, Text.Info(info_range, XML.Elem(Markup(Isabelle_Markup.ENTITY, props), _)))
wenzelm@49356
   213
          if (props.find(
wenzelm@49356
   214
            { case (Markup.KIND, Isabelle_Markup.ML_OPEN) => true
wenzelm@49356
   215
              case (Markup.KIND, Isabelle_Markup.ML_STRUCT) => true
wenzelm@49356
   216
              case _ => false }).isEmpty) =>
wenzelm@49356
   217
wenzelm@49356
   218
            props match {
wenzelm@49419
   219
              case Position.Def_Line_File(line, name) if Path.is_ok(name) =>
wenzelm@49356
   220
                Isabelle_System.source_file(Path.explode(name)) match {
wenzelm@49356
   221
                  case Some(path) =>
wenzelm@49356
   222
                    val jedit_file = Isabelle_System.platform_path(path)
wenzelm@49356
   223
                    Text.Info(snapshot.convert(info_range), Hyperlink(jedit_file, line, 0)) :: links
wenzelm@49356
   224
                  case None => links
wenzelm@49356
   225
                }
wenzelm@49356
   226
wenzelm@49419
   227
              case Position.Def_Id_Offset(id, offset) =>
wenzelm@49356
   228
                snapshot.state.find_command(snapshot.version, id) match {
wenzelm@49356
   229
                  case Some((node, command)) =>
wenzelm@49356
   230
                    val sources =
wenzelm@49356
   231
                      node.commands.iterator.takeWhile(_ != command).map(_.source) ++
wenzelm@49356
   232
                        Iterator.single(command.source(Text.Range(0, command.decode(offset))))
wenzelm@49356
   233
                    val (line, column) = ((1, 1) /: sources)(Symbol.advance_line_column)
wenzelm@49356
   234
                    Text.Info(snapshot.convert(info_range),
wenzelm@49356
   235
                      Hyperlink(command.node_name.node, line, column)) :: links
wenzelm@49356
   236
                  case None => links
wenzelm@49356
   237
                }
wenzelm@49356
   238
wenzelm@49356
   239
              case _ => links
wenzelm@49356
   240
            }
wenzelm@49356
   241
        }) match { case Text.Info(_, info :: _) #:: _ => Some(info) case _ => None }
wenzelm@49356
   242
  }
wenzelm@49356
   243
wenzelm@49356
   244
wenzelm@49493
   245
  def sendback(range: Text.Range): Option[Text.Info[Document.Exec_ID]] =
wenzelm@49492
   246
  {
wenzelm@49493
   247
    val results =
wenzelm@49493
   248
      snapshot.cumulate_markup[(Option[Document.Exec_ID], Option[Text.Range])](range,
wenzelm@49493
   249
        (None, None), Some(messages_include + Isabelle_Markup.SENDBACK),
wenzelm@49493
   250
          {
wenzelm@49493
   251
            case ((_, info), Text.Info(_, XML.Elem(Markup(name, Position.Id(id)), _)))
wenzelm@49493
   252
            if messages_include(name) => (Some(id), info)
wenzelm@49493
   253
wenzelm@49493
   254
            case ((id, _), Text.Info(info_range, XML.Elem(Markup(Isabelle_Markup.SENDBACK, _), _))) =>
wenzelm@49493
   255
              (id, Some(snapshot.convert(info_range)))
wenzelm@49493
   256
          })
wenzelm@49493
   257
wenzelm@49493
   258
    (for (Text.Info(_, (Some(id), Some(r))) <- results) yield Text.Info(r, id)) match {
wenzelm@49493
   259
      case res #:: _ => Some(res)
wenzelm@49492
   260
      case _ => None
wenzelm@49492
   261
    }
wenzelm@49492
   262
  }
wenzelm@49492
   263
wenzelm@49492
   264
wenzelm@49700
   265
  def tooltip_message(range: Text.Range): XML.Body =
wenzelm@49356
   266
  {
wenzelm@49356
   267
    val msgs =
wenzelm@49700
   268
      snapshot.cumulate_markup[SortedMap[Long, XML.Tree]](range, SortedMap.empty,
wenzelm@49356
   269
        Some(Set(Isabelle_Markup.WRITELN, Isabelle_Markup.WARNING, Isabelle_Markup.ERROR,
wenzelm@49356
   270
          Isabelle_Markup.BAD)),
wenzelm@49356
   271
        {
wenzelm@49704
   272
          case (msgs, Text.Info(_,
wenzelm@49704
   273
            XML.Elem(Markup(name, props @ Isabelle_Markup.Serial(serial)), body)))
wenzelm@49704
   274
          if name == Isabelle_Markup.WRITELN ||
wenzelm@49704
   275
              name == Isabelle_Markup.WARNING ||
wenzelm@49704
   276
              name == Isabelle_Markup.ERROR =>
wenzelm@49704
   277
            msgs + (serial -> XML.Elem(Markup(Isabelle_Markup.message(name), props), body))
wenzelm@49356
   278
          case (msgs, Text.Info(_, msg @ XML.Elem(Markup(Isabelle_Markup.BAD, _), body)))
wenzelm@49700
   279
          if !body.isEmpty => msgs + (Document.new_id() -> msg)
wenzelm@49356
   280
        }).toList.flatMap(_.info)
wenzelm@49700
   281
    Library.separate(Pretty.Separator, msgs.iterator.map(_._2).toList)
wenzelm@49356
   282
  }
wenzelm@49356
   283
wenzelm@49356
   284
wenzelm@49356
   285
  private val tooltips: Map[String, String] =
wenzelm@49356
   286
    Map(
wenzelm@49356
   287
      Isabelle_Markup.SORT -> "sort",
wenzelm@49356
   288
      Isabelle_Markup.TYP -> "type",
wenzelm@49356
   289
      Isabelle_Markup.TERM -> "term",
wenzelm@49356
   290
      Isabelle_Markup.PROP -> "proposition",
wenzelm@49356
   291
      Isabelle_Markup.TOKEN_RANGE -> "inner syntax token",
wenzelm@49356
   292
      Isabelle_Markup.FREE -> "free variable",
wenzelm@49356
   293
      Isabelle_Markup.SKOLEM -> "skolem variable",
wenzelm@49356
   294
      Isabelle_Markup.BOUND -> "bound variable",
wenzelm@49356
   295
      Isabelle_Markup.VAR -> "schematic variable",
wenzelm@49356
   296
      Isabelle_Markup.TFREE -> "free type variable",
wenzelm@49356
   297
      Isabelle_Markup.TVAR -> "schematic type variable",
wenzelm@49356
   298
      Isabelle_Markup.ML_SOURCE -> "ML source",
wenzelm@49356
   299
      Isabelle_Markup.DOCUMENT_SOURCE -> "document source")
wenzelm@49356
   300
wenzelm@49356
   301
  private val tooltip_elements =
wenzelm@49674
   302
    Set(Isabelle_Markup.ENTITY, Isabelle_Markup.SORTING, Isabelle_Markup.TYPING,
wenzelm@49674
   303
      Isabelle_Markup.ML_TYPING, Isabelle_Markup.PATH) ++ tooltips.keys
wenzelm@49356
   304
wenzelm@49700
   305
  private def pretty_typing(kind: String, body: XML.Body): XML.Tree =
wenzelm@49700
   306
    Pretty.block(XML.Text(kind) :: Pretty.Break(1) :: body)
wenzelm@49356
   307
wenzelm@49700
   308
  def tooltip(range: Text.Range): XML.Body =
wenzelm@49356
   309
  {
wenzelm@49700
   310
    def add(prev: Text.Info[List[(Boolean, XML.Tree)]], r: Text.Range, p: (Boolean, XML.Tree)) =
wenzelm@49356
   311
      if (prev.range == r) Text.Info(r, p :: prev.info) else Text.Info(r, List(p))
wenzelm@49356
   312
wenzelm@49356
   313
    val tips =
wenzelm@49700
   314
      snapshot.cumulate_markup[Text.Info[(List[(Boolean, XML.Tree)])]](
wenzelm@49356
   315
        range, Text.Info(range, Nil), Some(tooltip_elements),
wenzelm@49356
   316
        {
wenzelm@49356
   317
          case (prev, Text.Info(r, XML.Elem(Isabelle_Markup.Entity(kind, name), _))) =>
wenzelm@49356
   318
            val kind1 = space_explode('_', kind).mkString(" ")
wenzelm@49700
   319
            add(prev, r, (true, XML.Text(kind1 + " " + quote(name))))
wenzelm@49356
   320
          case (prev, Text.Info(r, XML.Elem(Isabelle_Markup.Path(name), _)))
wenzelm@49356
   321
          if Path.is_ok(name) =>
wenzelm@49356
   322
            val jedit_file = Isabelle.thy_load.append(snapshot.node_name.dir, Path.explode(name))
wenzelm@49700
   323
            add(prev, r, (true, XML.Text("file " + quote(jedit_file))))
wenzelm@49674
   324
          case (prev, Text.Info(r, XML.Elem(Markup(name, _), body)))
wenzelm@49674
   325
          if name == Isabelle_Markup.SORTING || name == Isabelle_Markup.TYPING =>
wenzelm@49700
   326
            add(prev, r, (true, pretty_typing("::", body)))
wenzelm@49356
   327
          case (prev, Text.Info(r, XML.Elem(Markup(Isabelle_Markup.ML_TYPING, _), body))) =>
wenzelm@49700
   328
            add(prev, r, (false, pretty_typing("ML:", body)))
wenzelm@49356
   329
          case (prev, Text.Info(r, XML.Elem(Markup(name, _), _)))
wenzelm@49700
   330
          if tooltips.isDefinedAt(name) => add(prev, r, (true, XML.Text(tooltips(name))))
wenzelm@49356
   331
        }).toList.flatMap(_.info.info)
wenzelm@49356
   332
wenzelm@49356
   333
    val all_tips =
wenzelm@49356
   334
      (tips.filter(_._1) ++ tips.filter(!_._1).lastOption.toList).map(_._2)
wenzelm@49700
   335
    Library.separate(Pretty.FBreak, all_tips.toList)
wenzelm@49356
   336
  }
wenzelm@49356
   337
wenzelm@49356
   338
wenzelm@49356
   339
  def gutter_message(range: Text.Range): Option[Icon] =
wenzelm@49356
   340
  {
wenzelm@49356
   341
    val results =
wenzelm@49356
   342
      snapshot.cumulate_markup[Int](range, 0,
wenzelm@49356
   343
        Some(Set(Isabelle_Markup.WARNING, Isabelle_Markup.ERROR)),
wenzelm@49356
   344
        {
wenzelm@49356
   345
          case (pri, Text.Info(_, XML.Elem(Markup(Isabelle_Markup.WARNING, _), body))) =>
wenzelm@49356
   346
            body match {
wenzelm@49356
   347
              case List(XML.Elem(Markup(Isabelle_Markup.LEGACY, _), _)) =>
wenzelm@49356
   348
                pri max Isabelle_Rendering.legacy_pri
wenzelm@49356
   349
              case _ => pri max Isabelle_Rendering.warning_pri
wenzelm@49356
   350
            }
wenzelm@49356
   351
          case (pri, Text.Info(_, XML.Elem(Markup(Isabelle_Markup.ERROR, _), _))) =>
wenzelm@49356
   352
            pri max Isabelle_Rendering.error_pri
wenzelm@49356
   353
        })
wenzelm@49356
   354
    val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
wenzelm@49356
   355
    Isabelle_Rendering.gutter_icons.get(pri)
wenzelm@49356
   356
  }
wenzelm@49356
   357
wenzelm@49356
   358
wenzelm@49356
   359
  private val squiggly_colors = Map(
wenzelm@49356
   360
    Isabelle_Rendering.writeln_pri -> writeln_color,
wenzelm@49356
   361
    Isabelle_Rendering.warning_pri -> warning_color,
wenzelm@49356
   362
    Isabelle_Rendering.error_pri -> error_color)
wenzelm@49356
   363
wenzelm@49356
   364
  def squiggly_underline(range: Text.Range): Stream[Text.Info[Color]] =
wenzelm@49356
   365
  {
wenzelm@49356
   366
    val results =
wenzelm@49356
   367
      snapshot.cumulate_markup[Int](range, 0,
wenzelm@49356
   368
        Some(Set(Isabelle_Markup.WRITELN, Isabelle_Markup.WARNING, Isabelle_Markup.ERROR)),
wenzelm@49356
   369
        {
wenzelm@49474
   370
          case (pri, Text.Info(_, XML.Elem(Markup(name, _), _)))
wenzelm@49474
   371
          if name == Isabelle_Markup.WRITELN ||
wenzelm@49474
   372
            name == Isabelle_Markup.WARNING ||
wenzelm@49474
   373
            name == Isabelle_Markup.ERROR => pri max Isabelle_Rendering.message_pri(name)
wenzelm@49356
   374
        })
wenzelm@49356
   375
    for {
wenzelm@49356
   376
      Text.Info(r, pri) <- results
wenzelm@49356
   377
      color <- squiggly_colors.get(pri)
wenzelm@49356
   378
    } yield Text.Info(r, color)
wenzelm@49356
   379
  }
wenzelm@49356
   380
wenzelm@49474
   381
wenzelm@49493
   382
  private val messages_include =
wenzelm@49493
   383
    Set(Isabelle_Markup.WRITELN_MESSAGE, Isabelle_Markup.TRACING_MESSAGE,
wenzelm@49493
   384
      Isabelle_Markup.WARNING_MESSAGE, Isabelle_Markup.ERROR_MESSAGE)
wenzelm@49493
   385
wenzelm@49474
   386
  private val message_colors = Map(
wenzelm@49474
   387
    Isabelle_Rendering.writeln_pri -> writeln_message_color,
wenzelm@49474
   388
    Isabelle_Rendering.tracing_pri -> tracing_message_color,
wenzelm@49474
   389
    Isabelle_Rendering.warning_pri -> warning_message_color,
wenzelm@49474
   390
    Isabelle_Rendering.error_pri -> error_message_color)
wenzelm@49474
   391
wenzelm@49473
   392
  def line_background(range: Text.Range): Option[(Color, Boolean)] =
wenzelm@49473
   393
  {
wenzelm@49474
   394
    val results =
wenzelm@49493
   395
      snapshot.cumulate_markup[Int](range, 0, Some(messages_include),
wenzelm@49473
   396
        {
wenzelm@49474
   397
          case (pri, Text.Info(_, XML.Elem(Markup(name, _), _)))
wenzelm@49474
   398
          if name == Isabelle_Markup.WRITELN_MESSAGE ||
wenzelm@49474
   399
            name == Isabelle_Markup.TRACING_MESSAGE ||
wenzelm@49474
   400
            name == Isabelle_Markup.WARNING_MESSAGE ||
wenzelm@49474
   401
            name == Isabelle_Markup.ERROR_MESSAGE => pri max Isabelle_Rendering.message_pri(name)
wenzelm@49474
   402
        })
wenzelm@49474
   403
    val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
wenzelm@49474
   404
wenzelm@49474
   405
    val is_separator = pri > 0 &&
wenzelm@49474
   406
      snapshot.cumulate_markup[Boolean](range, false, Some(Set(Isabelle_Markup.SEPARATOR)),
wenzelm@49473
   407
        {
wenzelm@49473
   408
          case (_, Text.Info(_, XML.Elem(Markup(Isabelle_Markup.SEPARATOR, _), _))) => true
wenzelm@49473
   409
        }).exists(_.info)
wenzelm@49473
   410
wenzelm@49474
   411
    message_colors.get(pri).map((_, is_separator))
wenzelm@49473
   412
  }
wenzelm@49356
   413
wenzelm@49492
   414
wenzelm@49492
   415
  private val background1_include =
wenzelm@49492
   416
    Protocol.command_status_markup + Isabelle_Markup.WRITELN_MESSAGE +
wenzelm@49492
   417
      Isabelle_Markup.TRACING_MESSAGE + Isabelle_Markup.WARNING_MESSAGE +
wenzelm@49492
   418
      Isabelle_Markup.ERROR_MESSAGE + Isabelle_Markup.BAD + Isabelle_Markup.INTENSIFY +
wenzelm@49492
   419
      Isabelle_Markup.SENDBACK
wenzelm@49492
   420
wenzelm@49356
   421
  def background1(range: Text.Range): Stream[Text.Info[Color]] =
wenzelm@49356
   422
  {
wenzelm@49356
   423
    if (snapshot.is_outdated) Stream(Text.Info(range, outdated_color))
wenzelm@49356
   424
    else
wenzelm@49356
   425
      for {
wenzelm@49356
   426
        Text.Info(r, result) <-
wenzelm@49356
   427
          snapshot.cumulate_markup[(Option[Protocol.Status], Option[Color])](
wenzelm@49492
   428
            range, (Some(Protocol.Status.init), None), Some(background1_include),
wenzelm@49356
   429
            {
wenzelm@49356
   430
              case (((Some(status), color), Text.Info(_, XML.Elem(markup, _))))
wenzelm@49356
   431
              if (Protocol.command_status_markup(markup.name)) =>
wenzelm@49356
   432
                (Some(Protocol.command_status(status, markup)), color)
wenzelm@49356
   433
              case (_, Text.Info(_, XML.Elem(Markup(Isabelle_Markup.BAD, _), _))) =>
wenzelm@49356
   434
                (None, Some(bad_color))
wenzelm@49358
   435
              case (_, Text.Info(_, XML.Elem(Markup(Isabelle_Markup.INTENSIFY, _), _))) =>
wenzelm@49358
   436
                (None, Some(intensify_color))
wenzelm@49492
   437
              case (_, Text.Info(_, XML.Elem(Markup(Isabelle_Markup.SENDBACK, _), _))) =>
wenzelm@49492
   438
                (None, Some(sendback_color))
wenzelm@49356
   439
            })
wenzelm@49356
   440
        color <-
wenzelm@49356
   441
          (result match {
wenzelm@49356
   442
            case (Some(status), opt_color) =>
wenzelm@49356
   443
              if (status.is_unprocessed) Some(unprocessed1_color)
wenzelm@49356
   444
              else if (status.is_running) Some(running1_color)
wenzelm@49356
   445
              else opt_color
wenzelm@49356
   446
            case (_, opt_color) => opt_color
wenzelm@49356
   447
          })
wenzelm@49356
   448
      } yield Text.Info(r, color)
wenzelm@49356
   449
  }
wenzelm@49356
   450
wenzelm@49356
   451
wenzelm@49356
   452
  def background2(range: Text.Range): Stream[Text.Info[Color]] =
wenzelm@49356
   453
    snapshot.select_markup(range,
wenzelm@49356
   454
      Some(Set(Isabelle_Markup.TOKEN_RANGE)),
wenzelm@49356
   455
      {
wenzelm@49356
   456
        case Text.Info(_, XML.Elem(Markup(Isabelle_Markup.TOKEN_RANGE, _), _)) => light_color
wenzelm@49356
   457
      })
wenzelm@49356
   458
wenzelm@49356
   459
wenzelm@49356
   460
  def foreground(range: Text.Range): Stream[Text.Info[Color]] =
wenzelm@49356
   461
    snapshot.select_markup(range,
wenzelm@49356
   462
      Some(Set(Isabelle_Markup.STRING, Isabelle_Markup.ALTSTRING, Isabelle_Markup.VERBATIM)),
wenzelm@49356
   463
      {
wenzelm@49356
   464
        case Text.Info(_, XML.Elem(Markup(Isabelle_Markup.STRING, _), _)) => quoted_color
wenzelm@49356
   465
        case Text.Info(_, XML.Elem(Markup(Isabelle_Markup.ALTSTRING, _), _)) => quoted_color
wenzelm@49356
   466
        case Text.Info(_, XML.Elem(Markup(Isabelle_Markup.VERBATIM, _), _)) => quoted_color
wenzelm@49356
   467
      })
wenzelm@49356
   468
wenzelm@49356
   469
wenzelm@49356
   470
  private val text_colors: Map[String, Color] = Map(
wenzelm@49554
   471
      Isabelle_Markup.KEYWORD1 -> keyword1_color,
wenzelm@49554
   472
      Isabelle_Markup.KEYWORD2 -> keyword2_color,
wenzelm@49356
   473
      Isabelle_Markup.STRING -> Color.BLACK,
wenzelm@49356
   474
      Isabelle_Markup.ALTSTRING -> Color.BLACK,
wenzelm@49356
   475
      Isabelle_Markup.VERBATIM -> Color.BLACK,
wenzelm@49356
   476
      Isabelle_Markup.LITERAL -> keyword1_color,
wenzelm@49356
   477
      Isabelle_Markup.DELIMITER -> Color.BLACK,
wenzelm@49356
   478
      Isabelle_Markup.TFREE -> tfree_color,
wenzelm@49356
   479
      Isabelle_Markup.TVAR -> tvar_color,
wenzelm@49356
   480
      Isabelle_Markup.FREE -> free_color,
wenzelm@49356
   481
      Isabelle_Markup.SKOLEM -> skolem_color,
wenzelm@49356
   482
      Isabelle_Markup.BOUND -> bound_color,
wenzelm@49356
   483
      Isabelle_Markup.VAR -> var_color,
wenzelm@49356
   484
      Isabelle_Markup.INNER_STRING -> inner_quoted_color,
wenzelm@49356
   485
      Isabelle_Markup.INNER_COMMENT -> inner_comment_color,
wenzelm@49356
   486
      Isabelle_Markup.DYNAMIC_FACT -> dynamic_color,
wenzelm@49356
   487
      Isabelle_Markup.ML_KEYWORD -> keyword1_color,
wenzelm@49356
   488
      Isabelle_Markup.ML_DELIMITER -> Color.BLACK,
wenzelm@49356
   489
      Isabelle_Markup.ML_NUMERAL -> inner_numeral_color,
wenzelm@49356
   490
      Isabelle_Markup.ML_CHAR -> inner_quoted_color,
wenzelm@49356
   491
      Isabelle_Markup.ML_STRING -> inner_quoted_color,
wenzelm@49356
   492
      Isabelle_Markup.ML_COMMENT -> inner_comment_color,
wenzelm@49356
   493
      Isabelle_Markup.ANTIQ -> antiquotation_color)
wenzelm@49356
   494
wenzelm@49356
   495
  private val text_color_elements = Set.empty[String] ++ text_colors.keys
wenzelm@49356
   496
wenzelm@49356
   497
  def text_color(range: Text.Range, color: Color)
wenzelm@49356
   498
      : Stream[Text.Info[Color]] =
wenzelm@49356
   499
  {
wenzelm@49356
   500
    snapshot.cumulate_markup(range, color, Some(text_color_elements),
wenzelm@49356
   501
      {
wenzelm@49356
   502
        case (_, Text.Info(_, XML.Elem(Markup(m, _), _)))
wenzelm@49356
   503
        if text_colors.isDefinedAt(m) => text_colors(m)
wenzelm@49356
   504
      })
wenzelm@49356
   505
  }
wenzelm@49356
   506
}