author | wenzelm |
Thu, 20 May 2010 23:20:01 +0200 | |
changeset 37019 | 8f747cee4e27 |
parent 36814 | dc85664dbf6d |
child 37068 | 07936a4efe93 |
permissions | -rw-r--r-- |
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/* Title: Tools/jEdit/src/jedit/plugin.scala |
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Author: Johannes Hölzl, TU Munich |
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Author: Fabian Immler, TU Munich |
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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.io.{FileInputStream, IOException} |
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import java.awt.Font |
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import javax.swing.JTextArea |
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import scala.collection.mutable |
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import org.gjt.sp.jedit.{jEdit, EBMessage, EBPlugin, 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 |
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import org.gjt.sp.jedit.msg.{EditPaneUpdate, PropertiesChanged} |
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object Isabelle |
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{ |
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/* plugin instance */ |
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var system: Isabelle_System = null |
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var session: Session = null |
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/* name */ |
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val NAME = "Isabelle" |
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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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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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/* settings */ |
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def default_logic(): String = |
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{ |
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val logic = system.getenv("JEDIT_LOGIC") |
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if (logic != "") logic |
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else system.getenv_strict("ISABELLE_LOGIC") |
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} |
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def isabelle_args(): List[String] = |
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{ |
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val modes = system.getenv("JEDIT_PRINT_MODE").split(",").toList.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 default_logic() |
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} |
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modes ++ List(logic) |
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} |
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/* main jEdit components */ // FIXME ownership!? |
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def jedit_buffers(): Iterator[Buffer] = Iterator.fromArray(jEdit.getBuffers()) |
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def jedit_views(): Iterator[View] = Iterator.fromArray(jEdit.getViews()) |
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def jedit_text_areas(view: View): Iterator[JEditTextArea] = |
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Iterator.fromArray(view.getEditPanes).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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/* manage prover */ |
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private def prover_started(view: View): Boolean = |
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{ |
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val timeout = Int_Property("startup-timeout") max 1000 |
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session.start(timeout, Isabelle.isabelle_args()) match { |
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case Some(err) => |
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val text = new JTextArea(err); text.setEditable(false) |
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Library.error_dialog(view, null, "Failed to start Isabelle process", text) |
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false |
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case None => true |
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} |
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} |
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/* activation */ |
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def activate_buffer(view: View, buffer: Buffer) |
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{ |
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if (prover_started(view)) { |
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val model = Document_Model.init(session, buffer) |
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for (text_area <- jedit_text_areas(buffer)) |
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Document_View.init(model, text_area) |
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} |
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} |
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def deactivate_buffer(buffer: Buffer) |
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{ |
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session.stop() // FIXME not yet |
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for (text_area <- jedit_text_areas(buffer)) |
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Document_View.exit(text_area) |
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Document_Model.exit(buffer) |
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} |
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def switch_active(view: View) = |
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{ |
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val buffer = view.getBuffer |
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if (Document_Model(buffer).isDefined) deactivate_buffer(buffer) |
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else activate_buffer(view, buffer) |
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} |
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def is_active(view: View): Boolean = |
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Document_Model(view.getBuffer).isDefined |
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} |
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class Plugin extends EBPlugin |
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{ |
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/* main plugin plumbing */ |
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override def handleMessage(message: EBMessage) |
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{ |
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message match { |
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case msg: EditPaneUpdate => |
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val edit_pane = msg.getEditPane |
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val buffer = edit_pane.getBuffer |
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val text_area = edit_pane.getTextArea |
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def init_view() |
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{ |
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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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def exit_view() |
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{ |
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if (Document_View(text_area).isDefined) |
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Document_View.exit(text_area) |
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} |
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msg.getWhat match { |
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case EditPaneUpdate.BUFFER_CHANGED => exit_view(); init_view() |
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case EditPaneUpdate.CREATED => init_view() |
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case EditPaneUpdate.DESTROYED => exit_view() |
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case _ => |
191 |
} |
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192 |
|
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case msg: PropertiesChanged => |
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Isabelle.session.global_settings.event(Session.Global_Settings) |
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|
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case _ => |
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} |
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} |
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|
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override def start() |
201 |
{ |
|
34615 | 202 |
Isabelle.system = new Isabelle_System |
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Isabelle.system.install_fonts() |
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Isabelle.session = new Session(Isabelle.system) // FIXME dialog!? |
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} |
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override def stop() |
|
208 |
{ |
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Isabelle.session.stop() // FIXME dialog!? |
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Isabelle.session = null |
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Isabelle.system = null |
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} |
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} |