src/Tools/jEdit/src/jedit/Plugin.scala
author wenzelm
Thu Jun 25 21:15:28 2009 +0200 (2009-06-25)
changeset 34618 e45052ff7233
parent 34615 5e61055bf35b
child 34623 a356a8ee6f00
permissions -rw-r--r--
added Boolean_Property, Int_Property;
simplified font handling -- hardwired path;
tuned comments;
tuned;
wenzelm@34407
     1
/*
wenzelm@34407
     2
 * Main Isabelle/jEdit plugin setup
wenzelm@34407
     3
 *
wenzelm@34407
     4
 * @author Johannes Hölzl, TU Munich
wenzelm@34407
     5
 * @author Fabian Immler, TU Munich
wenzelm@34407
     6
 */
wenzelm@34407
     7
wenzelm@34318
     8
package isabelle.jedit
wenzelm@34318
     9
wenzelm@34429
    10
wenzelm@34429
    11
import java.io.{FileInputStream, IOException}
wenzelm@34318
    12
import java.awt.Font
immler@34406
    13
import javax.swing.JScrollPane
wenzelm@34318
    14
wenzelm@34497
    15
import scala.collection.mutable
immler@34406
    16
wenzelm@34429
    17
import isabelle.prover.{Prover, Command}
wenzelm@34615
    18
import isabelle.Isabelle_System
wenzelm@34429
    19
wenzelm@34429
    20
import org.gjt.sp.jedit.{jEdit, EBMessage, EBPlugin, Buffer, EditPane, ServiceManager, View}
immler@34406
    21
import org.gjt.sp.jedit.buffer.JEditBuffer
immler@34406
    22
import org.gjt.sp.jedit.textarea.JEditTextArea
wenzelm@34429
    23
import org.gjt.sp.jedit.msg.{EditPaneUpdate, PropertiesChanged}
wenzelm@34429
    24
wenzelm@34318
    25
wenzelm@34618
    26
object Isabelle
wenzelm@34618
    27
{
wenzelm@34618
    28
  /* name */
wenzelm@34618
    29
wenzelm@34318
    30
  val NAME = "Isabelle"
wenzelm@34337
    31
  val VFS_PREFIX = "isabelle:"
wenzelm@34433
    32
wenzelm@34618
    33
wenzelm@34618
    34
  /* properties */
wenzelm@34618
    35
wenzelm@34618
    36
  val OPTION_PREFIX = "options.isabelle."
wenzelm@34618
    37
wenzelm@34618
    38
  object Property
wenzelm@34618
    39
  {
wenzelm@34618
    40
    def apply(name: String): String = jEdit.getProperty(OPTION_PREFIX + name)
wenzelm@34468
    41
    def update(name: String, value: String) = jEdit.setProperty(OPTION_PREFIX + name, value)
wenzelm@34468
    42
  }
wenzelm@34433
    43
wenzelm@34618
    44
  object Boolean_Property
wenzelm@34618
    45
  {
wenzelm@34618
    46
    def apply(name: String): Boolean = jEdit.getBooleanProperty(OPTION_PREFIX + name)
wenzelm@34618
    47
    def update(name: String, value: Boolean) = jEdit.setBooleanProperty(OPTION_PREFIX + name, value)
wenzelm@34618
    48
  }
wenzelm@34618
    49
wenzelm@34618
    50
  object Int_Property
wenzelm@34618
    51
  {
wenzelm@34618
    52
    def apply(name: String): Int = jEdit.getIntegerProperty(OPTION_PREFIX + name)
wenzelm@34618
    53
    def update(name: String, value: Int) = jEdit.setIntegerProperty(OPTION_PREFIX + name, value)
wenzelm@34618
    54
  }
wenzelm@34618
    55
wenzelm@34618
    56
wenzelm@34618
    57
  /* Isabelle system instance */
wenzelm@34618
    58
wenzelm@34615
    59
  var system: Isabelle_System = null
wenzelm@34487
    60
  def symbols = system.symbols
wenzelm@34612
    61
  lazy val completion = new Completion + symbols
wenzelm@34440
    62
wenzelm@34618
    63
wenzelm@34618
    64
  /* settings */
wenzelm@34618
    65
wenzelm@34618
    66
  def default_logic =
wenzelm@34618
    67
  {
wenzelm@34502
    68
    val logic = Isabelle.Property("logic")
wenzelm@34502
    69
    if (logic != null) logic else Isabelle.system.getenv_strict("ISABELLE_LOGIC")
wenzelm@34502
    70
  }
wenzelm@34502
    71
wenzelm@34618
    72
wenzelm@34618
    73
  /* plugin instance */
wenzelm@34618
    74
wenzelm@34440
    75
  var plugin: Plugin = null
wenzelm@34433
    76
wenzelm@34618
    77
wenzelm@34618
    78
  /* running provers */
wenzelm@34618
    79
immler@34475
    80
  def prover_setup(buffer: JEditBuffer) = plugin.prover_setup(buffer)
wenzelm@34318
    81
}
wenzelm@34318
    82
wenzelm@34429
    83
wenzelm@34618
    84
class Plugin extends EBPlugin
wenzelm@34618
    85
{
wenzelm@34618
    86
  /* Isabelle font */
wenzelm@34433
    87
wenzelm@34433
    88
  var font: Font = null
wenzelm@34456
    89
  val font_changed = new EventBus[Font]
immler@34406
    90
wenzelm@34618
    91
  def set_font(size: Int)
wenzelm@34618
    92
  {
wenzelm@34618
    93
    font = Font.createFont(Font.TRUETYPE_FONT,
wenzelm@34618
    94
        new FileInputStream(Isabelle.system.platform_path("~~/lib/fonts/IsabelleMono.ttf"))).
wenzelm@34618
    95
      deriveFont(Font.PLAIN, size max 1)
wenzelm@34456
    96
    font_changed.event(font)
wenzelm@34433
    97
  }
wenzelm@34433
    98
wenzelm@34433
    99
wenzelm@34618
   100
  /* mapping buffer <-> prover */
wenzelm@34433
   101
wenzelm@34497
   102
  private val mapping = new mutable.HashMap[JEditBuffer, ProverSetup]
immler@34406
   103
wenzelm@34618
   104
  private def install(view: View)
wenzelm@34618
   105
  {
immler@34406
   106
    val buffer = view.getBuffer
immler@34463
   107
    val prover_setup = new ProverSetup(buffer)
immler@34463
   108
    mapping.update(buffer, prover_setup)
immler@34463
   109
    prover_setup.activate(view)
wenzelm@34318
   110
  }
immler@34406
   111
immler@34463
   112
  private def uninstall(view: View) =
immler@34463
   113
    mapping.removeKey(view.getBuffer).get.deactivate
immler@34463
   114
wenzelm@34618
   115
  def switch_active (view: View) =
immler@34463
   116
    if (mapping.isDefinedAt(view.getBuffer)) uninstall(view)
immler@34463
   117
    else install(view)
immler@34406
   118
wenzelm@34618
   119
  def prover_setup(buffer: JEditBuffer): Option[ProverSetup] = mapping.get(buffer)
wenzelm@34618
   120
  def is_active (buffer: JEditBuffer) = mapping.isDefinedAt(buffer)
wenzelm@34618
   121
wenzelm@34618
   122
wenzelm@34618
   123
  /* main plugin plumbing */
wenzelm@34433
   124
wenzelm@34618
   125
  override def handleMessage(msg: EBMessage)
wenzelm@34618
   126
  {
wenzelm@34618
   127
    msg match {
wenzelm@34618
   128
      case epu: EditPaneUpdate => epu.getWhat match {
wenzelm@34618
   129
        case EditPaneUpdate.BUFFER_CHANGED =>
wenzelm@34618
   130
          mapping get epu.getEditPane.getBuffer match {
wenzelm@34618
   131
            // only activate 'isabelle' buffers
wenzelm@34618
   132
            case None =>
wenzelm@34618
   133
            case Some(prover_setup) =>
wenzelm@34618
   134
              prover_setup.theory_view.activate
wenzelm@34618
   135
              val dockable =
wenzelm@34618
   136
                epu.getEditPane.getView.getDockableWindowManager.getDockable("isabelle-output")
wenzelm@34618
   137
              if (dockable != null) {
wenzelm@34618
   138
                val output_dockable = dockable.asInstanceOf[OutputDockable]
wenzelm@34618
   139
                if (output_dockable.getComponent(0) != prover_setup.output_text_view ) {
wenzelm@34618
   140
                  output_dockable.asInstanceOf[OutputDockable].removeAll
wenzelm@34618
   141
                  output_dockable.asInstanceOf[OutputDockable].
wenzelm@34618
   142
                    add(new JScrollPane(prover_setup.output_text_view))
wenzelm@34618
   143
                  output_dockable.revalidate
wenzelm@34618
   144
                }
immler@34406
   145
              }
wenzelm@34618
   146
          }
wenzelm@34618
   147
        case EditPaneUpdate.BUFFER_CHANGING =>
wenzelm@34618
   148
          val buffer = epu.getEditPane.getBuffer
wenzelm@34618
   149
          if (buffer != null) mapping get buffer match {
wenzelm@34618
   150
            // only deactivate 'isabelle' buffers
wenzelm@34618
   151
            case None =>
wenzelm@34618
   152
            case Some(prover_setup) => prover_setup.theory_view.deactivate
wenzelm@34618
   153
          }
wenzelm@34618
   154
        case _ =>
wenzelm@34618
   155
      }
wenzelm@34318
   156
      case _ =>
wenzelm@34318
   157
    }
wenzelm@34318
   158
  }
wenzelm@34318
   159
wenzelm@34618
   160
  override def start()
wenzelm@34618
   161
  {
wenzelm@34615
   162
    Isabelle.system = new Isabelle_System
wenzelm@34440
   163
    Isabelle.plugin = this
wenzelm@34618
   164
    set_font(Isabelle.Int_Property("font-size"))
wenzelm@34318
   165
  }
wenzelm@34618
   166
wenzelm@34618
   167
  override def stop()
wenzelm@34618
   168
  {
wenzelm@34429
   169
    // TODO: proper cleanup
wenzelm@34441
   170
    Isabelle.system = null
wenzelm@34440
   171
    Isabelle.plugin = null
wenzelm@34318
   172
  }
wenzelm@34618
   173
wenzelm@34318
   174
}