src/Tools/jEdit/src/theories_dockable.scala
changeset 50299 f70b3712040f
parent 50250 267bd685a69f
child 50300 6658097758ba
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Tools/jEdit/src/theories_dockable.scala	Fri Nov 30 21:30:24 2012 +0100
@@ -0,0 +1,179 @@
+/*  Title:      Tools/jEdit/src/theories_dockable.scala
+    Author:     Makarius
+
+Dockable window for theories managed by prover.
+*/
+
+package isabelle.jedit
+
+
+import isabelle._
+
+import scala.actors.Actor._
+import scala.swing.{FlowPanel, Button, TextArea, Label, ListView, Alignment, ScrollPane, Component}
+import scala.swing.event.{ButtonClicked, MouseClicked}
+
+import java.lang.System
+import java.awt.{BorderLayout, Graphics2D, Insets}
+import javax.swing.{JList, BorderFactory}
+import javax.swing.border.{BevelBorder, SoftBevelBorder}
+
+import org.gjt.sp.jedit.{View, jEdit}
+
+
+class Theories_Dockable(view: View, position: String) extends Dockable(view, position)
+{
+  /* status */
+
+  private val status = new ListView(Nil: List[Document.Node.Name]) {
+    listenTo(mouse.clicks)
+    reactions += {
+      case MouseClicked(_, point, _, clicks, _) if clicks == 2 =>
+        val index = peer.locationToIndex(point)
+        if (index >= 0) jEdit.openFile(view, listData(index).node)
+    }
+  }
+  status.peer.setLayoutOrientation(JList.HORIZONTAL_WRAP)
+  status.peer.setVisibleRowCount(0)
+  status.selection.intervalMode = ListView.IntervalMode.Single
+
+  set_content(new ScrollPane(status))
+
+
+  /* controls */
+
+  def phase_text(phase: Session.Phase): String =
+    "Prover: " + Library.lowercase(phase.toString)
+
+  private val session_phase = new Label(phase_text(PIDE.session.phase))
+  session_phase.border = new SoftBevelBorder(BevelBorder.LOWERED)
+  session_phase.tooltip = "Status of prover session"
+
+  private def handle_phase(phase: Session.Phase)
+  {
+    Swing_Thread.later { session_phase.text = " " + phase_text(phase) + " " }
+  }
+
+  private val cancel = new Button("Cancel") {
+    reactions += { case ButtonClicked(_) => PIDE.cancel_execution() }
+  }
+  cancel.tooltip = jEdit.getProperty("isabelle.cancel-execution.label")
+
+  private val check = new Button("Check") {
+    reactions += { case ButtonClicked(_) => PIDE.check_buffer(view.getBuffer) }
+  }
+  check.tooltip = jEdit.getProperty("isabelle.check-buffer.label")
+
+  private val logic = Isabelle_Logic.logic_selector(true)
+
+  private val controls =
+    new FlowPanel(FlowPanel.Alignment.Right)(check, cancel, session_phase, logic)
+  add(controls.peer, BorderLayout.NORTH)
+
+
+  /* component state -- owned by Swing thread */
+
+  private var nodes_status: Map[Document.Node.Name, Protocol.Node_Status] = Map.empty
+
+  private object Node_Renderer_Component extends Label
+  {
+    opaque = false
+    xAlignment = Alignment.Leading
+    border = BorderFactory.createEmptyBorder(2, 2, 2, 2)
+
+    var node_name = Document.Node.Name.empty
+    override def paintComponent(gfx: Graphics2D)
+    {
+      nodes_status.get(node_name) match {
+        case Some(st) if st.total > 0 =>
+          val size = peer.getSize()
+          val insets = border.getBorderInsets(this.peer)
+          val w = size.width - insets.left - insets.right
+          val h = size.height - insets.top - insets.bottom
+          var end = size.width - insets.right
+          for {
+            (n, color) <- List(
+              (st.unprocessed, PIDE.options.color_value("unprocessed1_color")),
+              (st.running, PIDE.options.color_value("running_color")),
+              (st.warned, PIDE.options.color_value("warning_color")),
+              (st.failed, PIDE.options.color_value("error_color"))) }
+          {
+            gfx.setColor(color)
+            val v = (n * w / st.total) max (if (n > 0) 2 else 0)
+            gfx.fillRect(end - v, insets.top, v, h)
+            end -= v
+          }
+        case _ =>
+      }
+      super.paintComponent(gfx)
+    }
+  }
+
+  private class Node_Renderer extends ListView.Renderer[Document.Node.Name]
+  {
+    def componentFor(list: ListView[_], isSelected: Boolean, focused: Boolean,
+      name: Document.Node.Name, index: Int): Component =
+    {
+      val component = Node_Renderer_Component
+      component.node_name = name
+      component.text = name.theory
+      component
+    }
+  }
+  status.renderer = new Node_Renderer
+
+  private def handle_update(restriction: Option[Set[Document.Node.Name]] = None)
+  {
+    Swing_Thread.now {
+      val snapshot = PIDE.session.snapshot()
+
+      val iterator =
+        restriction match {
+          case Some(names) => names.iterator.map(name => (name, snapshot.version.nodes(name)))
+          case None => snapshot.version.nodes.entries
+        }
+      val nodes_status1 =
+        (nodes_status /: iterator)({ case (status, (name, node)) =>
+            if (PIDE.thy_load.loaded_theories(name.theory)) status
+            else status + (name -> Protocol.node_status(snapshot.state, snapshot.version, node)) })
+
+      if (nodes_status != nodes_status1) {
+        nodes_status = nodes_status1
+        status.listData =
+          snapshot.version.nodes.topological_order.filter(
+            (name: Document.Node.Name) => nodes_status.isDefinedAt(name))
+      }
+    }
+  }
+
+
+  /* main actor */
+
+  private val main_actor = actor {
+    loop {
+      react {
+        case phase: Session.Phase => handle_phase(phase)
+
+        case _: Session.Global_Options => Swing_Thread.later { logic.load () }
+
+        case changed: Session.Commands_Changed => handle_update(Some(changed.nodes))
+
+        case bad => System.err.println("Theories_Dockable: ignoring bad message " + bad)
+      }
+    }
+  }
+
+  override def init()
+  {
+    PIDE.session.phase_changed += main_actor; handle_phase(PIDE.session.phase)
+    PIDE.session.global_options += main_actor
+    PIDE.session.commands_changed += main_actor; handle_update()
+  }
+
+  override def exit()
+  {
+    PIDE.session.phase_changed -= main_actor
+    PIDE.session.global_options -= main_actor
+    PIDE.session.commands_changed -= main_actor
+  }
+}