explicit border independent of UI (cf. ad5883642a83, 2bec3b7514cf);
/* Title: Tools/jEdit/src/session_dockable.scala
Author: Makarius
Dockable window for prover session management.
*/
package isabelle.jedit
import isabelle._
import scala.actors.Actor._
import scala.swing.{FlowPanel, Button, TextArea, Label, ListView, Alignment,
ScrollPane, TabbedPane, Component, Swing}
import scala.swing.event.{ButtonClicked, SelectionChanged}
import java.lang.System
import java.awt.{BorderLayout, Graphics2D, Insets}
import javax.swing.{JList, DefaultListCellRenderer, BorderFactory}
import javax.swing.border.{BevelBorder, SoftBevelBorder}
import org.gjt.sp.jedit.{View, jEdit}
class Session_Dockable(view: View, position: String) extends Dockable(view: View, position: String)
{
/* main tabs */
private val readme = new HTML_Panel("SansSerif", 14)
readme.render_document(Isabelle_System.try_read(List(Path.explode("$JEDIT_HOME/README.html"))))
val status = new ListView(Nil: List[Document.Node.Name])
status.peer.setLayoutOrientation(JList.VERTICAL_WRAP)
status.selection.intervalMode = ListView.IntervalMode.Single
private val syslog = new TextArea(Isabelle.session.syslog())
private val tabs = new TabbedPane {
pages += new TabbedPane.Page("README", Component.wrap(readme))
pages += new TabbedPane.Page("Theory Status", new ScrollPane(status))
pages += new TabbedPane.Page("System Log", new ScrollPane(syslog))
selection.index =
{
val index = Isabelle.Int_Property("session-panel.selection", 0)
if (index >= pages.length) 0 else index
}
listenTo(selection)
reactions += {
case SelectionChanged(_) =>
Isabelle.Int_Property("session-panel.selection") = selection.index
}
}
set_content(tabs)
/* controls */
val session_phase = new Label(Isabelle.session.phase.toString)
session_phase.border = new SoftBevelBorder(BevelBorder.LOWERED)
session_phase.tooltip = "Prover status"
private val cancel = new Button("Cancel") {
reactions += { case ButtonClicked(_) => Isabelle.cancel_execution() }
}
cancel.tooltip = jEdit.getProperty("isabelle.cancel-execution.label")
private val check = new Button("Check") {
reactions += { case ButtonClicked(_) => Isabelle.check_buffer(view.getBuffer) }
}
check.tooltip = jEdit.getProperty("isabelle.check-buffer.label")
private val logic = Isabelle.logic_selector(Isabelle.Property("logic"))
logic.listenTo(logic.selection)
logic.reactions += {
case SelectionChanged(_) => Isabelle.Property("logic") = logic.selection.item.name
}
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, Isar_Document.Node_Status] = Map.empty
private class Node_Renderer_Component extends Label
{
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, Isabelle_Markup.unprocessed1_color),
(st.running, Isabelle_Markup.running_color),
(st.failed, Isabelle_Markup.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.AbstractRenderer[Document.Node.Name, Node_Renderer_Component](
new Node_Renderer_Component)
{
def configure(list: ListView[_], isSelected: Boolean, focused: Boolean,
name: Document.Node.Name, index: Int)
{
component.opaque = false
component.background = list.background
component.foreground = list.foreground
component.node_name = name
component.text = name.theory
}
}
status.renderer = new Node_Renderer
private def handle_changed(changed_nodes: Set[Document.Node.Name])
{
Swing_Thread.now {
// FIXME correlation to changed_nodes!?
val snapshot = Isabelle.session.snapshot()
var nodes_status1 = nodes_status
for {
name <- changed_nodes
node <- snapshot.version.nodes.get(name)
val status = Isar_Document.node_status(snapshot.state, snapshot.version, node)
} nodes_status1 += (name -> status)
if (nodes_status != nodes_status1) {
nodes_status = nodes_status1
status.listData =
snapshot.version.topological_order.filter(
(name: Document.Node.Name) => nodes_status.isDefinedAt(name))
}
}
}
/* main actor */
private val main_actor = actor {
loop {
react {
case result: Isabelle_Process.Result =>
if (result.is_syslog)
Swing_Thread.now {
val text = Isabelle.session.syslog()
if (text != syslog.text) {
syslog.text = text
}
}
case phase: Session.Phase =>
Swing_Thread.now { session_phase.text = " " + phase.toString + " " }
case changed: Session.Commands_Changed => handle_changed(changed.nodes)
case bad => System.err.println("Session_Dockable: ignoring bad message " + bad)
}
}
}
override def init() {
Isabelle.session.syslog_messages += main_actor
Isabelle.session.phase_changed += main_actor
Isabelle.session.commands_changed += main_actor
}
override def exit() {
Isabelle.session.syslog_messages -= main_actor
Isabelle.session.phase_changed -= main_actor
Isabelle.session.commands_changed -= main_actor
}
}