src/Tools/jEdit/src/plugin.scala
author wenzelm
Tue Aug 30 11:43:47 2011 +0200 (2011-08-30)
changeset 44577 96b6388d06c4
parent 44574 24444588fddd
child 44580 3bc9a215a56d
permissions -rw-r--r--
separate module for jEdit primitives for loading theory files;
wenzelm@43282
     1
/*  Title:      Tools/jEdit/src/plugin.scala
wenzelm@36760
     2
    Author:     Makarius
wenzelm@36760
     3
wenzelm@36760
     4
Main Isabelle/jEdit plugin setup.
wenzelm@36760
     5
*/
wenzelm@34407
     6
wenzelm@34318
     7
package isabelle.jedit
wenzelm@34318
     8
wenzelm@34429
     9
wenzelm@36015
    10
import isabelle._
wenzelm@36015
    11
wenzelm@43520
    12
import java.lang.System
wenzelm@34318
    13
import java.awt.Font
wenzelm@44573
    14
import javax.swing.JOptionPane
wenzelm@34318
    15
wenzelm@34497
    16
import scala.collection.mutable
wenzelm@39517
    17
import scala.swing.ComboBox
wenzelm@44574
    18
import scala.util.Sorting
immler@34406
    19
wenzelm@39241
    20
import org.gjt.sp.jedit.{jEdit, GUIUtilities, EBMessage, EBPlugin,
wenzelm@44577
    21
  Buffer, EditPane, ServiceManager, View}
immler@34406
    22
import org.gjt.sp.jedit.buffer.JEditBuffer
wenzelm@39043
    23
import org.gjt.sp.jedit.textarea.{JEditTextArea, TextArea}
wenzelm@43452
    24
import org.gjt.sp.jedit.syntax.{Token => JEditToken, ModeProvider}
wenzelm@39633
    25
import org.gjt.sp.jedit.msg.{EditorStarted, BufferUpdate, EditPaneUpdate, PropertiesChanged}
wenzelm@37068
    26
import org.gjt.sp.jedit.gui.DockableWindowManager
wenzelm@34429
    27
wenzelm@43443
    28
import org.gjt.sp.util.SyntaxUtilities
wenzelm@39241
    29
import org.gjt.sp.util.Log
wenzelm@39241
    30
wenzelm@39630
    31
import scala.actors.Actor
wenzelm@39630
    32
import Actor._
wenzelm@39630
    33
wenzelm@34318
    34
wenzelm@34618
    35
object Isabelle
wenzelm@34618
    36
{
wenzelm@34784
    37
  /* plugin instance */
wenzelm@34784
    38
wenzelm@43443
    39
  var plugin: Plugin = null
wenzelm@34784
    40
  var session: Session = null
wenzelm@34784
    41
wenzelm@34784
    42
wenzelm@34618
    43
  /* properties */
wenzelm@34618
    44
wenzelm@34618
    45
  val OPTION_PREFIX = "options.isabelle."
wenzelm@34618
    46
wenzelm@34618
    47
  object Property
wenzelm@34618
    48
  {
wenzelm@36814
    49
    def apply(name: String): String =
wenzelm@36814
    50
      jEdit.getProperty(OPTION_PREFIX + name)
wenzelm@36814
    51
    def apply(name: String, default: String): String =
wenzelm@36814
    52
      jEdit.getProperty(OPTION_PREFIX + name, default)
wenzelm@36814
    53
    def update(name: String, value: String) =
wenzelm@36814
    54
      jEdit.setProperty(OPTION_PREFIX + name, value)
wenzelm@34468
    55
  }
wenzelm@34433
    56
wenzelm@34618
    57
  object Boolean_Property
wenzelm@34618
    58
  {
wenzelm@36814
    59
    def apply(name: String): Boolean =
wenzelm@36814
    60
      jEdit.getBooleanProperty(OPTION_PREFIX + name)
wenzelm@36814
    61
    def apply(name: String, default: Boolean): Boolean =
wenzelm@36814
    62
      jEdit.getBooleanProperty(OPTION_PREFIX + name, default)
wenzelm@36814
    63
    def update(name: String, value: Boolean) =
wenzelm@36814
    64
      jEdit.setBooleanProperty(OPTION_PREFIX + name, value)
wenzelm@34618
    65
  }
wenzelm@34618
    66
wenzelm@34618
    67
  object Int_Property
wenzelm@34618
    68
  {
wenzelm@36814
    69
    def apply(name: String): Int =
wenzelm@36814
    70
      jEdit.getIntegerProperty(OPTION_PREFIX + name)
wenzelm@36814
    71
    def apply(name: String, default: Int): Int =
wenzelm@36814
    72
      jEdit.getIntegerProperty(OPTION_PREFIX + name, default)
wenzelm@36814
    73
    def update(name: String, value: Int) =
wenzelm@36814
    74
      jEdit.setIntegerProperty(OPTION_PREFIX + name, value)
wenzelm@34618
    75
  }
wenzelm@34618
    76
wenzelm@40848
    77
  object Double_Property
wenzelm@40848
    78
  {
wenzelm@40848
    79
    def apply(name: String): Double =
wenzelm@40848
    80
      jEdit.getDoubleProperty(OPTION_PREFIX + name, 0.0)
wenzelm@40848
    81
    def apply(name: String, default: Double): Double =
wenzelm@40848
    82
      jEdit.getDoubleProperty(OPTION_PREFIX + name, default)
wenzelm@40848
    83
    def update(name: String, value: Double) =
wenzelm@40848
    84
      jEdit.setDoubleProperty(OPTION_PREFIX + name, value)
wenzelm@40848
    85
  }
wenzelm@40848
    86
wenzelm@40850
    87
  object Time_Property
wenzelm@40850
    88
  {
wenzelm@40850
    89
    def apply(name: String): Time =
wenzelm@40850
    90
      Time.seconds(Double_Property(name))
wenzelm@40850
    91
    def apply(name: String, default: Time): Time =
wenzelm@40850
    92
      Time.seconds(Double_Property(name, default.seconds))
wenzelm@40850
    93
    def update(name: String, value: Time) =
wenzelm@40850
    94
      Double_Property.update(name, value.seconds)
wenzelm@40850
    95
  }
wenzelm@40850
    96
wenzelm@40848
    97
wenzelm@37164
    98
  /* font */
wenzelm@37164
    99
wenzelm@37164
   100
  def font_family(): String = jEdit.getProperty("view.font")
wenzelm@37164
   101
wenzelm@37019
   102
  def font_size(): Float =
wenzelm@37019
   103
    (jEdit.getIntegerProperty("view.fontsize", 16) *
wenzelm@37019
   104
      Int_Property("relative-font-size", 100)).toFloat / 100
wenzelm@36814
   105
wenzelm@34618
   106
wenzelm@39043
   107
  /* text area ranges */
wenzelm@39043
   108
wenzelm@43714
   109
  sealed case class Gfx_Range(val x: Int, val y: Int, val length: Int)
wenzelm@39043
   110
wenzelm@39043
   111
  def gfx_range(text_area: TextArea, range: Text.Range): Option[Gfx_Range] =
wenzelm@39043
   112
  {
wenzelm@39043
   113
    val p = text_area.offsetToXY(range.start)
wenzelm@39043
   114
    val q = text_area.offsetToXY(range.stop)
wenzelm@39043
   115
    if (p != null && q != null && p.y == q.y) Some(new Gfx_Range(p.x, p.y, q.x - p.x))
wenzelm@39043
   116
    else None
wenzelm@39043
   117
  }
wenzelm@39043
   118
wenzelm@39043
   119
wenzelm@37201
   120
  /* tooltip markup */
wenzelm@37201
   121
wenzelm@37201
   122
  def tooltip(text: String): String =
wenzelm@37203
   123
    "<html><pre style=\"font-family: " + font_family() + "; font-size: " +
wenzelm@37203
   124
        Int_Property("tooltip-font-size", 10).toString + "px; \">" +  // FIXME proper scaling (!?)
wenzelm@37203
   125
      HTML.encode(text) + "</pre></html>"
wenzelm@37201
   126
wenzelm@40849
   127
  def tooltip_dismiss_delay(): Time =
wenzelm@40852
   128
    Time_Property("tooltip-dismiss-delay", Time.seconds(8.0)) max Time.seconds(0.5)
wenzelm@38854
   129
wenzelm@38854
   130
  def setup_tooltips()
wenzelm@38854
   131
  {
wenzelm@38854
   132
    Swing_Thread.now {
wenzelm@38854
   133
      val manager = javax.swing.ToolTipManager.sharedInstance
wenzelm@40849
   134
      manager.setDismissDelay(tooltip_dismiss_delay().ms.toInt)
wenzelm@38854
   135
    }
wenzelm@38854
   136
  }
wenzelm@38854
   137
wenzelm@37201
   138
wenzelm@39241
   139
  /* icons */
wenzelm@39241
   140
wenzelm@39241
   141
  def load_icon(name: String): javax.swing.Icon =
wenzelm@39241
   142
  {
wenzelm@39241
   143
    val icon = GUIUtilities.loadIcon(name)
wenzelm@39241
   144
    if (icon.getIconWidth < 0 || icon.getIconHeight < 0)
wenzelm@39630
   145
      Log.log(Log.ERROR, icon, "Bad icon: " + name)
wenzelm@39241
   146
    icon
wenzelm@39241
   147
  }
wenzelm@39241
   148
wenzelm@39241
   149
wenzelm@41382
   150
  /* check JVM */
wenzelm@41382
   151
wenzelm@41382
   152
  def check_jvm()
wenzelm@41382
   153
  {
wenzelm@41382
   154
    if (!Platform.is_hotspot) {
wenzelm@41382
   155
      Library.warning_dialog(jEdit.getActiveView, "Bad Java Virtual Machine",
wenzelm@41382
   156
        "This is " + Platform.jvm_name,
wenzelm@41382
   157
        "Isabelle/jEdit requires Java Hotspot from Sun/Oracle/Apple!")
wenzelm@41382
   158
    }
wenzelm@41382
   159
  }
wenzelm@41382
   160
wenzelm@41382
   161
wenzelm@38221
   162
  /* main jEdit components */
wenzelm@34784
   163
wenzelm@37177
   164
  def jedit_buffers(): Iterator[Buffer] = jEdit.getBuffers().iterator
wenzelm@34784
   165
wenzelm@37177
   166
  def jedit_views(): Iterator[View] = jEdit.getViews().iterator
wenzelm@34784
   167
wenzelm@34784
   168
  def jedit_text_areas(view: View): Iterator[JEditTextArea] =
wenzelm@37177
   169
    view.getEditPanes().iterator.map(_.getTextArea)
wenzelm@34784
   170
wenzelm@34784
   171
  def jedit_text_areas(): Iterator[JEditTextArea] =
wenzelm@34784
   172
    jedit_views().flatMap(jedit_text_areas(_))
wenzelm@34784
   173
wenzelm@34784
   174
  def jedit_text_areas(buffer: JEditBuffer): Iterator[JEditTextArea] =
wenzelm@34784
   175
    jedit_text_areas().filter(_.getBuffer == buffer)
wenzelm@34784
   176
wenzelm@38843
   177
  def buffer_lock[A](buffer: JEditBuffer)(body: => A): A =
wenzelm@38640
   178
  {
wenzelm@38640
   179
    try { buffer.readLock(); body }
wenzelm@38640
   180
    finally { buffer.readUnlock() }
wenzelm@38640
   181
  }
wenzelm@38640
   182
wenzelm@38843
   183
  def swing_buffer_lock[A](buffer: JEditBuffer)(body: => A): A =
wenzelm@38843
   184
    Swing_Thread.now { buffer_lock(buffer) { body } }
wenzelm@38843
   185
wenzelm@40474
   186
  def buffer_text(buffer: JEditBuffer): String =
wenzelm@40474
   187
    buffer_lock(buffer) { buffer.getText(0, buffer.getLength) }
wenzelm@40474
   188
wenzelm@44574
   189
  def buffer_name(buffer: Buffer): String = buffer.getSymlinkPath
wenzelm@44574
   190
wenzelm@44160
   191
  def buffer_path(buffer: Buffer): (String, String) =
wenzelm@44574
   192
    (buffer.getDirectory, buffer_name(buffer))
wenzelm@44160
   193
wenzelm@34784
   194
wenzelm@43449
   195
  /* document model and view */
wenzelm@43449
   196
wenzelm@43449
   197
  def document_model(buffer: Buffer): Option[Document_Model] = Document_Model(buffer)
wenzelm@43449
   198
  def document_view(text_area: JEditTextArea): Option[Document_View] = Document_View(text_area)
wenzelm@43449
   199
wenzelm@44379
   200
  def document_views(buffer: Buffer): List[Document_View] =
wenzelm@44379
   201
    for {
wenzelm@44379
   202
      text_area <- jedit_text_areas(buffer).toList
wenzelm@44379
   203
      val doc_view = document_view(text_area)
wenzelm@44379
   204
      if doc_view.isDefined
wenzelm@44379
   205
    } yield doc_view.get
wenzelm@44379
   206
wenzelm@43510
   207
  def init_model(buffer: Buffer)
wenzelm@43510
   208
  {
wenzelm@43510
   209
    swing_buffer_lock(buffer) {
wenzelm@43510
   210
      val opt_model =
wenzelm@43510
   211
        document_model(buffer) match {
wenzelm@43510
   212
          case Some(model) => Some(model)
wenzelm@43510
   213
          case None =>
wenzelm@44160
   214
            val (master_dir, path) = buffer_path(buffer)
wenzelm@44160
   215
            Thy_Header.thy_name(path) match {
wenzelm@44222
   216
              case Some(name) =>
wenzelm@44222
   217
                Some(Document_Model.init(session, buffer, master_dir, path, name))
wenzelm@44160
   218
              case None => None
wenzelm@43510
   219
            }
wenzelm@43510
   220
        }
wenzelm@43510
   221
      if (opt_model.isDefined) {
wenzelm@43510
   222
        for (text_area <- jedit_text_areas(buffer)) {
wenzelm@43510
   223
          if (document_view(text_area).map(_.model) != opt_model)
wenzelm@43510
   224
            Document_View.init(opt_model.get, text_area)
wenzelm@43510
   225
        }
wenzelm@43510
   226
      }
wenzelm@43510
   227
    }
wenzelm@43510
   228
  }
wenzelm@43510
   229
wenzelm@43510
   230
  def exit_model(buffer: Buffer)
wenzelm@43510
   231
  {
wenzelm@43510
   232
    swing_buffer_lock(buffer) {
wenzelm@43510
   233
      jedit_text_areas(buffer).foreach(Document_View.exit)
wenzelm@43510
   234
      Document_Model.exit(buffer)
wenzelm@43510
   235
    }
wenzelm@43510
   236
  }
wenzelm@43510
   237
wenzelm@43510
   238
  def init_view(buffer: Buffer, text_area: JEditTextArea)
wenzelm@43510
   239
  {
wenzelm@43510
   240
    swing_buffer_lock(buffer) {
wenzelm@43510
   241
      document_model(buffer) match {
wenzelm@43510
   242
        case Some(model) => Document_View.init(model, text_area)
wenzelm@43510
   243
        case None =>
wenzelm@43510
   244
      }
wenzelm@43510
   245
    }
wenzelm@43510
   246
  }
wenzelm@43510
   247
wenzelm@43510
   248
  def exit_view(buffer: Buffer, text_area: JEditTextArea)
wenzelm@43510
   249
  {
wenzelm@43510
   250
    swing_buffer_lock(buffer) {
wenzelm@43510
   251
      Document_View.exit(text_area)
wenzelm@43510
   252
    }
wenzelm@43510
   253
  }
wenzelm@43510
   254
wenzelm@43449
   255
wenzelm@37068
   256
  /* dockable windows */
wenzelm@37068
   257
wenzelm@37068
   258
  private def wm(view: View): DockableWindowManager = view.getDockableWindowManager
wenzelm@37068
   259
wenzelm@39515
   260
  def docked_session(view: View): Option[Session_Dockable] =
wenzelm@39515
   261
    wm(view).getDockableWindow("isabelle-session") match {
wenzelm@39515
   262
      case dockable: Session_Dockable => Some(dockable)
wenzelm@39515
   263
      case _ => None
wenzelm@39515
   264
    }
wenzelm@39515
   265
wenzelm@37068
   266
  def docked_output(view: View): Option[Output_Dockable] =
wenzelm@37068
   267
    wm(view).getDockableWindow("isabelle-output") match {
wenzelm@37068
   268
      case dockable: Output_Dockable => Some(dockable)
wenzelm@37068
   269
      case _ => None
wenzelm@37068
   270
    }
wenzelm@37068
   271
wenzelm@37068
   272
  def docked_raw_output(view: View): Option[Raw_Output_Dockable] =
wenzelm@37068
   273
    wm(view).getDockableWindow("isabelle-raw-output") match {
wenzelm@37068
   274
      case dockable: Raw_Output_Dockable => Some(dockable)
wenzelm@37068
   275
      case _ => None
wenzelm@37068
   276
    }
wenzelm@37068
   277
wenzelm@37068
   278
  def docked_protocol(view: View): Option[Protocol_Dockable] =
wenzelm@37068
   279
    wm(view).getDockableWindow("isabelle-protocol") match {
wenzelm@37068
   280
      case dockable: Protocol_Dockable => Some(dockable)
wenzelm@37068
   281
      case _ => None
wenzelm@37068
   282
    }
wenzelm@37068
   283
wenzelm@37068
   284
wenzelm@39517
   285
  /* logic image */
wenzelm@39517
   286
wenzelm@39517
   287
  def default_logic(): String =
wenzelm@39517
   288
  {
wenzelm@43661
   289
    val logic = Isabelle_System.getenv("JEDIT_LOGIC")
wenzelm@39517
   290
    if (logic != "") logic
wenzelm@43661
   291
    else Isabelle_System.getenv_strict("ISABELLE_LOGIC")
wenzelm@39517
   292
  }
wenzelm@39517
   293
wenzelm@39517
   294
  class Logic_Entry(val name: String, val description: String)
wenzelm@39517
   295
  {
wenzelm@39517
   296
    override def toString = description
wenzelm@39517
   297
  }
wenzelm@39517
   298
wenzelm@39517
   299
  def logic_selector(logic: String): ComboBox[Logic_Entry] =
wenzelm@39517
   300
  {
wenzelm@39517
   301
    val entries =
wenzelm@39517
   302
      new Logic_Entry("", "default (" + default_logic() + ")") ::
wenzelm@43661
   303
        Isabelle_System.find_logics().map(name => new Logic_Entry(name, name))
wenzelm@39517
   304
    val component = new ComboBox(entries)
wenzelm@39517
   305
    entries.find(_.name == logic) match {
wenzelm@39517
   306
      case None =>
wenzelm@39517
   307
      case Some(entry) => component.selection.item = entry
wenzelm@39517
   308
    }
wenzelm@39702
   309
    component.tooltip = "Isabelle logic image"
wenzelm@39517
   310
    component
wenzelm@39517
   311
  }
wenzelm@39702
   312
wenzelm@39702
   313
  def start_session()
wenzelm@39702
   314
  {
wenzelm@40852
   315
    val timeout = Time_Property("startup-timeout", Time.seconds(10)) max Time.seconds(5)
wenzelm@43670
   316
    val modes = space_explode(',', Isabelle_System.getenv("JEDIT_PRINT_MODE")).map("-m" + _)
wenzelm@39702
   317
    val logic = {
wenzelm@39702
   318
      val logic = Property("logic")
wenzelm@39702
   319
      if (logic != null && logic != "") logic
wenzelm@39702
   320
      else Isabelle.default_logic()
wenzelm@39702
   321
    }
wenzelm@40850
   322
    session.start(timeout, modes ::: List(logic))
wenzelm@39702
   323
  }
wenzelm@44238
   324
wenzelm@44238
   325
wenzelm@44238
   326
  /* convenience actions */
wenzelm@44238
   327
wenzelm@44238
   328
  private def user_input(text_area: JEditTextArea, s1: String, s2: String = "")
wenzelm@44238
   329
  {
wenzelm@44238
   330
    s1.foreach(text_area.userInput(_))
wenzelm@44238
   331
    s2.foreach(text_area.userInput(_))
wenzelm@44238
   332
    s2.foreach(_ => text_area.goToPrevCharacter(false))
wenzelm@44238
   333
  }
wenzelm@44238
   334
wenzelm@44238
   335
  def input_sub(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.sub_decoded)
wenzelm@44238
   336
  def input_sup(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.sup_decoded)
wenzelm@44238
   337
  def input_isub(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.isub_decoded)
wenzelm@44238
   338
  def input_isup(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.isup_decoded)
wenzelm@44238
   339
  def input_bsub(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.bsub_decoded, Symbol.esub_decoded)
wenzelm@44238
   340
  def input_bsup(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.bsup_decoded, Symbol.esup_decoded)
wenzelm@44238
   341
  def input_bold(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.bold_decoded)
wenzelm@34318
   342
}
wenzelm@34318
   343
wenzelm@34429
   344
wenzelm@34618
   345
class Plugin extends EBPlugin
wenzelm@34618
   346
{
wenzelm@44577
   347
  /* theory files */
wenzelm@44574
   348
wenzelm@44577
   349
  val thy_load = new JEdit_Thy_Load
wenzelm@44574
   350
  val thy_info = new Thy_Info(thy_load)
wenzelm@39630
   351
wenzelm@44573
   352
  private lazy val delay_load =
wenzelm@44574
   353
    Swing_Thread.delay_last(Isabelle.session.load_delay)
wenzelm@44574
   354
    {
wenzelm@44574
   355
      val buffers = Isabelle.jedit_buffers().toList
wenzelm@44574
   356
      def loaded_buffer(name: String): Boolean =
wenzelm@44574
   357
        buffers.exists(buffer => Isabelle.buffer_name(buffer) == name)
wenzelm@44574
   358
wenzelm@44574
   359
      val thys =
wenzelm@44574
   360
        for (buffer <- buffers; model <- Isabelle.document_model(buffer))
wenzelm@44574
   361
          yield (model.master_dir, model.thy_name)
wenzelm@44574
   362
      val files = thy_info.dependencies(thys).map(_._1).filterNot(loaded_buffer _)
wenzelm@44574
   363
wenzelm@44574
   364
      val do_load = !files.isEmpty &&
wenzelm@44573
   365
        {
wenzelm@44574
   366
          val files_sorted = { val a = files.toArray; Sorting.quickSort(a); a.toList }
wenzelm@44574
   367
          val files_text = new scala.swing.TextArea(files_sorted.mkString("\n"))
wenzelm@44574
   368
          files_text.editable = false
wenzelm@44574
   369
          Library.confirm_dialog(jEdit.getActiveView(),
wenzelm@44573
   370
            "Auto loading of required files",
wenzelm@44573
   371
            JOptionPane.YES_NO_OPTION,
wenzelm@44574
   372
            "The following files are required to resolve theory imports.  Reload now?",
wenzelm@44574
   373
            files_text) == 0
wenzelm@44573
   374
        }
wenzelm@44574
   375
      if (do_load)
wenzelm@44574
   376
        for (file <- files if !loaded_buffer(file))
wenzelm@44574
   377
          jEdit.openFile(null: View, file)
wenzelm@44574
   378
    }
wenzelm@44573
   379
wenzelm@44574
   380
wenzelm@44574
   381
  /* session manager */
wenzelm@44573
   382
wenzelm@39633
   383
  private val session_manager = actor {
wenzelm@39633
   384
    loop {
wenzelm@39633
   385
      react {
wenzelm@39735
   386
        case phase: Session.Phase =>
wenzelm@39735
   387
          phase match {
wenzelm@39735
   388
            case Session.Failed =>
wenzelm@39735
   389
              Swing_Thread.now {
wenzelm@39735
   390
                val text = new scala.swing.TextArea(Isabelle.session.syslog())
wenzelm@39735
   391
                text.editable = false
wenzelm@39735
   392
                Library.error_dialog(jEdit.getActiveView, "Failed to start Isabelle process", text)
wenzelm@39735
   393
              }
wenzelm@39735
   394
wenzelm@44573
   395
            case Session.Ready =>
wenzelm@44573
   396
              Isabelle.jedit_buffers.foreach(Isabelle.init_model)
wenzelm@44573
   397
              delay_load()
wenzelm@44573
   398
wenzelm@43510
   399
            case Session.Shutdown => Isabelle.jedit_buffers.foreach(Isabelle.exit_model)
wenzelm@39735
   400
            case _ =>
wenzelm@39735
   401
          }
wenzelm@39735
   402
        case bad => System.err.println("session_manager: ignoring bad message " + bad)
wenzelm@39630
   403
      }
wenzelm@39630
   404
    }
wenzelm@39630
   405
  }
wenzelm@39630
   406
wenzelm@39630
   407
wenzelm@34618
   408
  /* main plugin plumbing */
wenzelm@34433
   409
wenzelm@34767
   410
  override def handleMessage(message: EBMessage)
wenzelm@34618
   411
  {
wenzelm@43510
   412
    Swing_Thread.assert()
wenzelm@34767
   413
    message match {
wenzelm@41383
   414
      case msg: EditorStarted =>
wenzelm@43510
   415
        Isabelle.check_jvm()
wenzelm@43510
   416
        if (Isabelle.Boolean_Property("auto-start"))
wenzelm@43510
   417
          Isabelle.start_session()
wenzelm@39630
   418
wenzelm@37557
   419
      case msg: BufferUpdate
wenzelm@44434
   420
      if msg.getWhat == BufferUpdate.LOADED =>
wenzelm@44573
   421
        if (Isabelle.session.is_ready) {
wenzelm@44573
   422
          val buffer = msg.getBuffer
wenzelm@44573
   423
          if (buffer != null) Isabelle.init_model(buffer)
wenzelm@44573
   424
          delay_load()
wenzelm@44573
   425
        }
wenzelm@37557
   426
wenzelm@39634
   427
      case msg: EditPaneUpdate
wenzelm@39735
   428
      if (msg.getWhat == EditPaneUpdate.BUFFER_CHANGING ||
wenzelm@39637
   429
          msg.getWhat == EditPaneUpdate.BUFFER_CHANGED ||
wenzelm@39634
   430
          msg.getWhat == EditPaneUpdate.CREATED ||
wenzelm@39634
   431
          msg.getWhat == EditPaneUpdate.DESTROYED) =>
wenzelm@34784
   432
        val edit_pane = msg.getEditPane
wenzelm@34784
   433
        val buffer = edit_pane.getBuffer
wenzelm@34784
   434
        val text_area = edit_pane.getTextArea
wenzelm@34784
   435
wenzelm@39637
   436
        if (buffer != null && text_area != null) {
wenzelm@39735
   437
          if (msg.getWhat == EditPaneUpdate.BUFFER_CHANGED ||
wenzelm@43510
   438
              msg.getWhat == EditPaneUpdate.CREATED) {
wenzelm@43643
   439
            if (Isabelle.session.is_ready)
wenzelm@43510
   440
              Isabelle.init_view(buffer, text_area)
wenzelm@43510
   441
          }
wenzelm@43510
   442
          else Isabelle.exit_view(buffer, text_area)
immler@34671
   443
        }
wenzelm@34784
   444
wenzelm@34777
   445
      case msg: PropertiesChanged =>
wenzelm@43390
   446
        Swing_Thread.now { Isabelle.setup_tooltips() }
wenzelm@34791
   447
        Isabelle.session.global_settings.event(Session.Global_Settings)
wenzelm@34784
   448
wenzelm@34318
   449
      case _ =>
wenzelm@34318
   450
    }
wenzelm@34318
   451
  }
wenzelm@34318
   452
wenzelm@34618
   453
  override def start()
wenzelm@34618
   454
  {
wenzelm@43443
   455
    Isabelle.plugin = this
wenzelm@39630
   456
    Isabelle.setup_tooltips()
wenzelm@43661
   457
    Isabelle_System.init()
wenzelm@43661
   458
    Isabelle_System.install_fonts()
wenzelm@44574
   459
    Isabelle.session = new Session(thy_load)
wenzelm@43661
   460
    SyntaxUtilities.setStyleExtender(new Token_Markup.Style_Extender)
wenzelm@43513
   461
    if (ModeProvider.instance.isInstanceOf[ModeProvider])
wenzelm@43513
   462
      ModeProvider.instance = new Token_Markup.Mode_Provider(ModeProvider.instance)
wenzelm@39633
   463
    Isabelle.session.phase_changed += session_manager
wenzelm@34318
   464
  }
wenzelm@34618
   465
wenzelm@39628
   466
  override def stop()
wenzelm@34618
   467
  {
wenzelm@43513
   468
    Isabelle.session.phase_changed -= session_manager
wenzelm@43513
   469
    Isabelle.jedit_buffers.foreach(Isabelle.exit_model)
wenzelm@39628
   470
    Isabelle.session.stop()
wenzelm@34318
   471
  }
wenzelm@34318
   472
}