src/Tools/jEdit/src/plugin.scala
author wenzelm
Tue, 20 Mar 2012 21:34:42 +0100
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child 47867 dd9cbe708e6b
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refined init_model: allow change of buffer name as caused by "Save as", for example; avoid init_model while buffer.isLoading -- potentially prevent NPE of getText; avoid emitting nested buffer.propertiesChanged events;
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/*  Title:      Tools/jEdit/src/plugin.scala
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    Author:     Makarius
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Main Isabelle/jEdit plugin setup.
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*/
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package isabelle.jedit
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import isabelle._
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import java.lang.System
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import java.awt.Font
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import javax.swing.JOptionPane
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import scala.collection.mutable
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import scala.swing.{ComboBox, ListView, ScrollPane}
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import org.gjt.sp.jedit.{jEdit, GUIUtilities, EBMessage, EBPlugin,
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  Buffer, EditPane, ServiceManager, View}
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import org.gjt.sp.jedit.buffer.JEditBuffer
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import org.gjt.sp.jedit.textarea.{JEditTextArea, TextArea}
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import org.gjt.sp.jedit.syntax.{Token => JEditToken, ModeProvider}
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import org.gjt.sp.jedit.msg.{EditorStarted, BufferUpdate, EditPaneUpdate, PropertiesChanged}
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import org.gjt.sp.jedit.gui.DockableWindowManager
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import org.gjt.sp.util.SyntaxUtilities
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import org.gjt.sp.util.Log
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import scala.actors.Actor._
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object Isabelle
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{
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  /* plugin instance */
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  var plugin: Plugin = null
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  var session: Session = null
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  val thy_load = new JEdit_Thy_Load
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  val thy_info = new Thy_Info(thy_load)
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  /* properties */
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  val OPTION_PREFIX = "options.isabelle."
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  object Property
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  {
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    def apply(name: String): String =
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      jEdit.getProperty(OPTION_PREFIX + name)
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    def apply(name: String, default: String): String =
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      jEdit.getProperty(OPTION_PREFIX + name, default)
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    def update(name: String, value: String) =
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      jEdit.setProperty(OPTION_PREFIX + name, value)
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  }
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  object Boolean_Property
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  {
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    def apply(name: String): Boolean =
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      jEdit.getBooleanProperty(OPTION_PREFIX + name)
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    def apply(name: String, default: Boolean): Boolean =
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      jEdit.getBooleanProperty(OPTION_PREFIX + name, default)
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    def update(name: String, value: Boolean) =
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      jEdit.setBooleanProperty(OPTION_PREFIX + name, value)
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  }
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  object Int_Property
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  {
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    def apply(name: String): Int =
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      jEdit.getIntegerProperty(OPTION_PREFIX + name)
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    def apply(name: String, default: Int): Int =
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      jEdit.getIntegerProperty(OPTION_PREFIX + name, default)
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    def update(name: String, value: Int) =
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      jEdit.setIntegerProperty(OPTION_PREFIX + name, value)
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  }
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  object Double_Property
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  {
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    def apply(name: String): Double =
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      jEdit.getDoubleProperty(OPTION_PREFIX + name, 0.0)
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    def apply(name: String, default: Double): Double =
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      jEdit.getDoubleProperty(OPTION_PREFIX + name, default)
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    def update(name: String, value: Double) =
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      jEdit.setDoubleProperty(OPTION_PREFIX + name, value)
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  }
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  object Time_Property
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  {
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    def apply(name: String): Time =
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      Time.seconds(Double_Property(name))
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    def apply(name: String, default: Time): Time =
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      Time.seconds(Double_Property(name, default.seconds))
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    def update(name: String, value: Time) =
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      Double_Property.update(name, value.seconds)
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  }
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  /* font */
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  def font_family(): String = jEdit.getProperty("view.font")
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  def font_size(): Float =
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    (jEdit.getIntegerProperty("view.fontsize", 16) *
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      Int_Property("relative-font-size", 100)).toFloat / 100
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  /* tooltip markup */
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  def tooltip(text: String): String =
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    "<html><pre style=\"font-family: " + font_family() + "; font-size: " +
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        Int_Property("tooltip-font-size", 10).toString + "px; \">" +  // FIXME proper scaling (!?)
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      HTML.encode(text) + "</pre></html>"
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  private val tooltip_lb = Time.seconds(0.5)
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  private val tooltip_ub = Time.seconds(60.0)
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  def tooltip_dismiss_delay(): Time =
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    Time_Property("tooltip-dismiss-delay", Time.seconds(8.0)) max tooltip_lb min tooltip_ub
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  def setup_tooltips()
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  {
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    Swing_Thread.now {
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      val manager = javax.swing.ToolTipManager.sharedInstance
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      manager.setDismissDelay(tooltip_dismiss_delay().ms.toInt)
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    }
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  }
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  /* icons */
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  def load_icon(name: String): javax.swing.Icon =
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  {
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    val icon = GUIUtilities.loadIcon(name)
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    if (icon.getIconWidth < 0 || icon.getIconHeight < 0)
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      Log.log(Log.ERROR, icon, "Bad icon: " + name)
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    icon
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  }
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  /* buffers */
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  def swing_buffer_lock[A](buffer: JEditBuffer)(body: => A): A =
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    Swing_Thread.now { buffer_lock(buffer) { body } }
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  def buffer_text(buffer: JEditBuffer): String =
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    buffer_lock(buffer) { buffer.getText(0, buffer.getLength) }
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  def buffer_name(buffer: Buffer): String = buffer.getSymlinkPath
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  /* main jEdit components */
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  def jedit_buffers(): Iterator[Buffer] = jEdit.getBuffers().iterator
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  def jedit_buffer(name: String): Option[Buffer] =
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    jedit_buffers().find(buffer => buffer_name(buffer) == name)
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  def jedit_views(): Iterator[View] = jEdit.getViews().iterator
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  def jedit_text_areas(view: View): Iterator[JEditTextArea] =
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    view.getEditPanes().iterator.map(_.getTextArea)
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  def jedit_text_areas(): Iterator[JEditTextArea] =
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    jedit_views().flatMap(jedit_text_areas(_))
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  def jedit_text_areas(buffer: JEditBuffer): Iterator[JEditTextArea] =
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    jedit_text_areas().filter(_.getBuffer == buffer)
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  def buffer_lock[A](buffer: JEditBuffer)(body: => A): A =
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  {
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    try { buffer.readLock(); body }
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    finally { buffer.readUnlock() }
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  }
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  /* document model and view */
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  def document_model(buffer: Buffer): Option[Document_Model] = Document_Model(buffer)
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  def document_view(text_area: JEditTextArea): Option[Document_View] = Document_View(text_area)
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  def document_views(buffer: Buffer): List[Document_View] =
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    for {
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      text_area <- jedit_text_areas(buffer).toList
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      doc_view = document_view(text_area)
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      if doc_view.isDefined
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    } yield doc_view.get
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  def exit_model(buffer: Buffer)
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  {
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    swing_buffer_lock(buffer) {
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      jedit_text_areas(buffer).foreach(Document_View.exit)
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      Document_Model.exit(buffer)
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    }
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  }
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  def init_model(buffer: Buffer)
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  {
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    swing_buffer_lock(buffer) {
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      val opt_model =
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      {
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        val name = buffer_name(buffer)
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        Thy_Header.thy_name(name) match {
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          case Some(theory) =>
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            val node_name = Document.Node.Name(name, buffer.getDirectory, theory)
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            document_model(buffer) match {
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              case Some(model) if model.name == node_name => Some(model)
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              case _ => Some(Document_Model.init(session, buffer, node_name))
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            }
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          case None => None
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        }
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      }
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      if (opt_model.isDefined) {
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        for (text_area <- jedit_text_areas(buffer)) {
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          if (document_view(text_area).map(_.model) != opt_model)
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            Document_View.init(opt_model.get, text_area)
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        }
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      }
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    }
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  }
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  def init_view(buffer: Buffer, text_area: JEditTextArea)
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  {
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    swing_buffer_lock(buffer) {
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      document_model(buffer) match {
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        case Some(model) => Document_View.init(model, text_area)
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        case None =>
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      }
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    }
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  }
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  def exit_view(buffer: Buffer, text_area: JEditTextArea)
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  {
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    swing_buffer_lock(buffer) {
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      Document_View.exit(text_area)
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    }
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  }
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  /* dockable windows */
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  private def wm(view: View): DockableWindowManager = view.getDockableWindowManager
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  def docked_session(view: View): Option[Session_Dockable] =
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    wm(view).getDockableWindow("isabelle-session") match {
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      case dockable: Session_Dockable => Some(dockable)
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      case _ => None
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    }
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  def docked_output(view: View): Option[Output_Dockable] =
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    wm(view).getDockableWindow("isabelle-output") match {
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      case dockable: Output_Dockable => Some(dockable)
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      case _ => None
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    }
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  def docked_raw_output(view: View): Option[Raw_Output_Dockable] =
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    wm(view).getDockableWindow("isabelle-raw-output") match {
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      case dockable: Raw_Output_Dockable => Some(dockable)
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      case _ => None
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    }
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  def docked_protocol(view: View): Option[Protocol_Dockable] =
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    wm(view).getDockableWindow("isabelle-protocol") match {
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      case dockable: Protocol_Dockable => Some(dockable)
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      case _ => None
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    }
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  /* logic image */
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  def default_logic(): String =
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  {
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    val logic = Isabelle_System.getenv("JEDIT_LOGIC")
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    if (logic != "") logic
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    else Isabelle_System.getenv_strict("ISABELLE_LOGIC")
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  }
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  class Logic_Entry(val name: String, val description: String)
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  {
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    override def toString = description
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  }
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  def logic_selector(logic: String): ComboBox[Logic_Entry] =
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  {
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    val entries =
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      new Logic_Entry("", "default (" + default_logic() + ")") ::
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        Isabelle_System.find_logics().map(name => new Logic_Entry(name, name))
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    val component = new ComboBox(entries)
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    entries.find(_.name == logic) match {
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      case None =>
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      case Some(entry) => component.selection.item = entry
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    }
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    component.tooltip = "Isabelle logic image"
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    component
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  }
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  def start_session()
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  {
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    val timeout = Time_Property("startup-timeout", Time.seconds(25)) max Time.seconds(5)
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    val modes = space_explode(',', Isabelle_System.getenv("JEDIT_PRINT_MODE")).map("-m" + _)
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    val logic = {
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      val logic = Property("logic")
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      if (logic != null && logic != "") logic
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      else Isabelle.default_logic()
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    }
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    session.start(timeout, modes ::: List(logic))
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  }
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  /* convenience actions */
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  private def user_input(text_area: JEditTextArea, s1: String, s2: String = "")
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  {
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    s1.foreach(text_area.userInput(_))
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    s2.foreach(text_area.userInput(_))
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    s2.foreach(_ => text_area.goToPrevCharacter(false))
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  }
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  def input_sub(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.sub_decoded)
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  def input_sup(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.sup_decoded)
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  def input_isub(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.isub_decoded)
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  def input_isup(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.isup_decoded)
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  def input_bsub(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.bsub_decoded, Symbol.esub_decoded)
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  def input_bsup(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.bsup_decoded, Symbol.esup_decoded)
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  def input_bold(text_area: JEditTextArea): Unit = user_input(text_area, Symbol.bold_decoded)
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  def check_buffer(buffer: Buffer)
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  {
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    document_model(buffer) match {
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      case None =>
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      case Some(model) => model.full_perspective()
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    }
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  }
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  def cancel_execution() { session.cancel_execution() }
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}
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34429
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class Plugin extends EBPlugin
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{
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  /* theory files */
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  private lazy val delay_load =
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    Swing_Thread.delay_last(Isabelle.session.load_delay)
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    {
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      val view = jEdit.getActiveView()
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      val buffers = Isabelle.jedit_buffers().toList
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      if (buffers.forall(_.isLoaded)) {
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        def loaded_buffer(name: String): Boolean =
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          buffers.exists(buffer => Isabelle.buffer_name(buffer) == name)
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        val thys =
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   353
          for (buffer <- buffers; model <- Isabelle.document_model(buffer))
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            yield model.name
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        // FIXME avoid I/O in Swing thread!?!
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        val files = Isabelle.thy_info.dependencies(thys).map(_._1.node).
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          filter(file => !loaded_buffer(file) && Isabelle.thy_load.check_file(view, file))
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        if (!files.isEmpty) {
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          val files_list = new ListView(files.sorted)
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   362
          for (i <- 0 until files.length)
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   363
            files_list.selection.indices += i
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   364
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   365
          val answer =
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   366
            Library.confirm_dialog(view,
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   367
              "Auto loading of required files",
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   368
              JOptionPane.YES_NO_OPTION,
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   369
              "The following files are required to resolve theory imports.",
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   370
              "Reload selected files now?",
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   371
              new ScrollPane(files_list))
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   372
          if (answer == 0) {
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   373
            files.foreach(file =>
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   374
              if (files_list.selection.items.contains(file))
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   375
                jEdit.openFile(null: View, file))
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   376
          }
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   377
        }
44606
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   378
      }
44574
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   379
    }
44573
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44574
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  /* session manager */
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   383
39633
26a28110ece5 simplified Session.Phase;
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   384
  private val session_manager = actor {
26a28110ece5 simplified Session.Phase;
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   385
    loop {
26a28110ece5 simplified Session.Phase;
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   386
      react {
39735
969ede84aac0 more uniform init/exit model/view in session_manager, trading race wrt. session.phase for race wrt. global editor state;
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   387
        case phase: Session.Phase =>
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          phase match {
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   389
            case Session.Failed =>
46918
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   390
              Swing_Thread.later {
46771
06a9b24c4a36 explicit syslog_limit reduces danger of low-level message flooding;
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   391
                val text = new scala.swing.TextArea(Isabelle.session.current_syslog())
39735
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                text.editable = false
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diff changeset
   393
                Library.error_dialog(jEdit.getActiveView, "Failed to start Isabelle process", text)
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diff changeset
   394
              }
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diff changeset
   395
44573
51f8895b9ad9 some dialog for auto loading of required files (still inactive);
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diff changeset
   396
            case Session.Ready =>
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diff changeset
   397
              Isabelle.jedit_buffers.foreach(Isabelle.init_model)
46740
852baa599351 explicitly revoke delay, to avoid spurious timer events after deactivation of related components;
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diff changeset
   398
              delay_load(true)
44573
51f8895b9ad9 some dialog for auto loading of required files (still inactive);
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parents: 44434
diff changeset
   399
46740
852baa599351 explicitly revoke delay, to avoid spurious timer events after deactivation of related components;
wenzelm
parents: 46204
diff changeset
   400
            case Session.Shutdown =>
852baa599351 explicitly revoke delay, to avoid spurious timer events after deactivation of related components;
wenzelm
parents: 46204
diff changeset
   401
              Isabelle.jedit_buffers.foreach(Isabelle.exit_model)
852baa599351 explicitly revoke delay, to avoid spurious timer events after deactivation of related components;
wenzelm
parents: 46204
diff changeset
   402
              delay_load(false)
852baa599351 explicitly revoke delay, to avoid spurious timer events after deactivation of related components;
wenzelm
parents: 46204
diff changeset
   403
39735
969ede84aac0 more uniform init/exit model/view in session_manager, trading race wrt. session.phase for race wrt. global editor state;
wenzelm
parents: 39702
diff changeset
   404
            case _ =>
969ede84aac0 more uniform init/exit model/view in session_manager, trading race wrt. session.phase for race wrt. global editor state;
wenzelm
parents: 39702
diff changeset
   405
          }
969ede84aac0 more uniform init/exit model/view in session_manager, trading race wrt. session.phase for race wrt. global editor state;
wenzelm
parents: 39702
diff changeset
   406
        case bad => System.err.println("session_manager: ignoring bad message " + bad)
39630
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   407
      }
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   408
    }
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   409
  }
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   410
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   411
34618
e45052ff7233 added Boolean_Property, Int_Property;
wenzelm
parents: 34615
diff changeset
   412
  /* main plugin plumbing */
34433
3da749b53842 renamed Plugin.plugin to Plugin.self;
wenzelm
parents: 34429
diff changeset
   413
34767
8dd19c5f8c56 added properties_changed event bus;
wenzelm
parents: 34764
diff changeset
   414
  override def handleMessage(message: EBMessage)
34618
e45052ff7233 added Boolean_Property, Int_Property;
wenzelm
parents: 34615
diff changeset
   415
  {
43510
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   416
    Swing_Thread.assert()
34767
8dd19c5f8c56 added properties_changed event bus;
wenzelm
parents: 34764
diff changeset
   417
    message match {
41383
514bb82514df check JVM later, to avoid potential conflict with jEdit splash screen;
wenzelm
parents: 41382
diff changeset
   418
      case msg: EditorStarted =>
43510
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   419
        if (Isabelle.Boolean_Property("auto-start"))
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   420
          Isabelle.start_session()
39630
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   421
37557
1ae272fd4082 refresh Isabelle token marker after buffer properties changed, e.g. when fold mode is switched;
wenzelm
parents: 37241
diff changeset
   422
      case msg: BufferUpdate
47058
34761733526c refined init_model: allow change of buffer name as caused by "Save as", for example;
wenzelm
parents: 46997
diff changeset
   423
      if msg.getWhat == BufferUpdate.LOADED || msg.getWhat == BufferUpdate.PROPERTIES_CHANGED =>
44573
51f8895b9ad9 some dialog for auto loading of required files (still inactive);
wenzelm
parents: 44434
diff changeset
   424
        if (Isabelle.session.is_ready) {
51f8895b9ad9 some dialog for auto loading of required files (still inactive);
wenzelm
parents: 44434
diff changeset
   425
          val buffer = msg.getBuffer
47058
34761733526c refined init_model: allow change of buffer name as caused by "Save as", for example;
wenzelm
parents: 46997
diff changeset
   426
          if (buffer != null && !buffer.isLoading) Isabelle.init_model(buffer)
46740
852baa599351 explicitly revoke delay, to avoid spurious timer events after deactivation of related components;
wenzelm
parents: 46204
diff changeset
   427
          delay_load(true)
44573
51f8895b9ad9 some dialog for auto loading of required files (still inactive);
wenzelm
parents: 44434
diff changeset
   428
        }
37557
1ae272fd4082 refresh Isabelle token marker after buffer properties changed, e.g. when fold mode is switched;
wenzelm
parents: 37241
diff changeset
   429
39634
4030a9ef9c5a separate Plugin.init_model;
wenzelm
parents: 39633
diff changeset
   430
      case msg: EditPaneUpdate
39735
969ede84aac0 more uniform init/exit model/view in session_manager, trading race wrt. session.phase for race wrt. global editor state;
wenzelm
parents: 39702
diff changeset
   431
      if (msg.getWhat == EditPaneUpdate.BUFFER_CHANGING ||
39637
cc3452317b5f slightly more robust EditBus plumbing wrt. Document_View/Document_Model;
wenzelm
parents: 39634
diff changeset
   432
          msg.getWhat == EditPaneUpdate.BUFFER_CHANGED ||
39634
4030a9ef9c5a separate Plugin.init_model;
wenzelm
parents: 39633
diff changeset
   433
          msg.getWhat == EditPaneUpdate.CREATED ||
4030a9ef9c5a separate Plugin.init_model;
wenzelm
parents: 39633
diff changeset
   434
          msg.getWhat == EditPaneUpdate.DESTROYED) =>
34784
02959dcea756 split Theory_View into Document_Model (connected to Buffer) and Document_View (connected to JEditTextArea);
wenzelm
parents: 34782
diff changeset
   435
        val edit_pane = msg.getEditPane
02959dcea756 split Theory_View into Document_Model (connected to Buffer) and Document_View (connected to JEditTextArea);
wenzelm
parents: 34782
diff changeset
   436
        val buffer = edit_pane.getBuffer
02959dcea756 split Theory_View into Document_Model (connected to Buffer) and Document_View (connected to JEditTextArea);
wenzelm
parents: 34782
diff changeset
   437
        val text_area = edit_pane.getTextArea
02959dcea756 split Theory_View into Document_Model (connected to Buffer) and Document_View (connected to JEditTextArea);
wenzelm
parents: 34782
diff changeset
   438
39637
cc3452317b5f slightly more robust EditBus plumbing wrt. Document_View/Document_Model;
wenzelm
parents: 39634
diff changeset
   439
        if (buffer != null && text_area != null) {
39735
969ede84aac0 more uniform init/exit model/view in session_manager, trading race wrt. session.phase for race wrt. global editor state;
wenzelm
parents: 39702
diff changeset
   440
          if (msg.getWhat == EditPaneUpdate.BUFFER_CHANGED ||
43510
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   441
              msg.getWhat == EditPaneUpdate.CREATED) {
43643
474745a899ea eliminated redundant session_ready;
wenzelm
parents: 43520
diff changeset
   442
            if (Isabelle.session.is_ready)
43510
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   443
              Isabelle.init_view(buffer, text_area)
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   444
          }
17d431c92575 init/exit model/view synchronously within the swing thread -- EditBus.send in jedit-4.4.1 always runs there;
wenzelm
parents: 43487
diff changeset
   445
          else Isabelle.exit_view(buffer, text_area)
34671
d179fcb04cbc output_info specific to prover
immler@in.tum.de
parents: 34670
diff changeset
   446
        }
34784
02959dcea756 split Theory_View into Document_Model (connected to Buffer) and Document_View (connected to JEditTextArea);
wenzelm
parents: 34782
diff changeset
   447
34777
91d6089cef88 class Session models full session, with or without prover process (cf. heaps, browser_info);
wenzelm
parents: 34774
diff changeset
   448
      case msg: PropertiesChanged =>
46918
1752164d916b prefer asynchronous context switch from actor to swing thread, to reduce danger of deadlocks;
wenzelm
parents: 46771
diff changeset
   449
        Isabelle.setup_tooltips()
34791
b97d5b38dea4 explicit object Session.Global_Settings;
wenzelm
parents: 34788
diff changeset
   450
        Isabelle.session.global_settings.event(Session.Global_Settings)
34784
02959dcea756 split Theory_View into Document_Model (connected to Buffer) and Document_View (connected to JEditTextArea);
wenzelm
parents: 34782
diff changeset
   451
34318
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   452
      case _ =>
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   453
    }
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   454
  }
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   455
34618
e45052ff7233 added Boolean_Property, Int_Property;
wenzelm
parents: 34615
diff changeset
   456
  override def start()
e45052ff7233 added Boolean_Property, Int_Property;
wenzelm
parents: 34615
diff changeset
   457
  {
43443
5d9693c2337e basic support for extended syntax styles: sub/superscript;
wenzelm
parents: 43390
diff changeset
   458
    Isabelle.plugin = this
39630
44181423183a explicit Session.Phase indication with associated event bus;
wenzelm
parents: 39628
diff changeset
   459
    Isabelle.setup_tooltips()
43661
39fdbd814c7f quasi-static Isabelle_System -- reduced tendency towards "functorial style";
wenzelm
parents: 43648
diff changeset
   460
    Isabelle_System.init()
39fdbd814c7f quasi-static Isabelle_System -- reduced tendency towards "functorial style";
wenzelm
parents: 43648
diff changeset
   461
    Isabelle_System.install_fonts()
44955
9adaf5cd4f1c tuned signature;
wenzelm
parents: 44954
diff changeset
   462
    Isabelle.session = new Session(Isabelle.thy_load)
43661
39fdbd814c7f quasi-static Isabelle_System -- reduced tendency towards "functorial style";
wenzelm
parents: 43648
diff changeset
   463
    SyntaxUtilities.setStyleExtender(new Token_Markup.Style_Extender)
43513
06951ddfc812 clarified plugin start/stop;
wenzelm
parents: 43510
diff changeset
   464
    if (ModeProvider.instance.isInstanceOf[ModeProvider])
06951ddfc812 clarified plugin start/stop;
wenzelm
parents: 43510
diff changeset
   465
      ModeProvider.instance = new Token_Markup.Mode_Provider(ModeProvider.instance)
39633
26a28110ece5 simplified Session.Phase;
wenzelm
parents: 39631
diff changeset
   466
    Isabelle.session.phase_changed += session_manager
34318
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   467
  }
34618
e45052ff7233 added Boolean_Property, Int_Property;
wenzelm
parents: 34615
diff changeset
   468
39628
f6e82967b5cd Plugin.stop: refrain from invalidating Isabelle.session -- some actors/dockables out there might still refer to it;
wenzelm
parents: 39518
diff changeset
   469
  override def stop()
34618
e45052ff7233 added Boolean_Property, Int_Property;
wenzelm
parents: 34615
diff changeset
   470
  {
43513
06951ddfc812 clarified plugin start/stop;
wenzelm
parents: 43510
diff changeset
   471
    Isabelle.session.phase_changed -= session_manager
06951ddfc812 clarified plugin start/stop;
wenzelm
parents: 43510
diff changeset
   472
    Isabelle.jedit_buffers.foreach(Isabelle.exit_model)
39628
f6e82967b5cd Plugin.stop: refrain from invalidating Isabelle.session -- some actors/dockables out there might still refer to it;
wenzelm
parents: 39518
diff changeset
   473
    Isabelle.session.stop()
34318
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   474
  }
c13e168a8ae6 original sources from Johannes Hölzl a48e0c6ab1aea77c52d596f7efc007a543d3d10c with minor modifications of directory layout;
wenzelm
parents:
diff changeset
   475
}