/* Title: Tools/jEdit/src/isabelle_sidekick.scala
Author: Fabian Immler, TU Munich
Author: Makarius
SideKick parsers for Isabelle proof documents.
*/
package isabelle.jedit
import isabelle._
import javax.swing.tree.DefaultMutableTreeNode
import javax.swing.text.Position
import javax.swing.Icon
import org.gjt.sp.jedit.Buffer
import sidekick.{SideKickParser, SideKickParsedData, IAsset}
object Isabelle_Sidekick
{
def int_to_pos(offset: Text.Offset): Position =
new Position { def getOffset = offset; override def toString: String = offset.toString }
def root_data(buffer: Buffer): SideKickParsedData =
{
val data = new SideKickParsedData(buffer.getName)
data.getAsset(data.root).setEnd(int_to_pos(buffer.getLength))
data
}
class Asset(name: String, start: Text.Offset, end: Text.Offset) extends IAsset
{
protected var _name = name
protected var _start = int_to_pos(start)
protected var _end = int_to_pos(end)
override def getIcon: Icon = null
override def getShortString: String =
"<html><span style=\"font-family: " + Font_Info.main_family() + ";\">" +
HTML.encode(_name) + "</span></html>"
override def getLongString: String = _name
override def getName: String = _name
override def setName(name: String) = _name = name
override def getStart: Position = _start
override def setStart(start: Position) = _start = start
override def getEnd: Position = _end
override def setEnd(end: Position) = _end = end
override def toString: String = _name
}
def swing_markup_tree(tree: Markup_Tree, parent: DefaultMutableTreeNode,
swing_node: Text.Info[List[XML.Elem]] => DefaultMutableTreeNode)
{
for ((_, entry) <- tree.branches) {
val node = swing_node(Text.Info(entry.range, entry.markup))
swing_markup_tree(entry.subtree, node, swing_node)
parent.add(node)
}
}
}
class Isabelle_Sidekick(name: String) extends SideKickParser(name)
{
override def supportsCompletion = false
/* parsing */
@volatile protected var stopped = false
override def stop() = { stopped = true }
def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean = false
def parse(buffer: Buffer, error_source: errorlist.DefaultErrorSource): SideKickParsedData =
{
stopped = false
// FIXME lock buffer (!??)
val data = Isabelle_Sidekick.root_data(buffer)
val syntax = Isabelle.mode_syntax(name)
val ok =
if (syntax.isDefined) {
val ok = parser(buffer, syntax.get, data)
if (stopped) { data.root.add(new DefaultMutableTreeNode("<stopped>")); true }
else ok
}
else false
if (!ok) data.root.add(new DefaultMutableTreeNode("<ignored>"))
data
}
}
class Isabelle_Sidekick_Structure(
name: String,
node_name: Buffer => Option[Document.Node.Name])
extends Isabelle_Sidekick(name)
{
override def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean =
{
def make_tree(offset: Text.Offset, entry: Thy_Structure.Entry): List[DefaultMutableTreeNode] =
entry match {
case Thy_Structure.Block(name, body) =>
val node =
new DefaultMutableTreeNode(
new Isabelle_Sidekick.Asset(Library.first_line(name), offset, offset + entry.length))
(offset /: body)((i, e) =>
{
make_tree(i, e) foreach (nd => node.add(nd))
i + e.length
})
List(node)
case Thy_Structure.Atom(command)
if command.is_proper && syntax.heading_level(command).isEmpty =>
val node =
new DefaultMutableTreeNode(
new Isabelle_Sidekick.Asset(command.name, offset, offset + entry.length))
List(node)
case _ => Nil
}
node_name(buffer) match {
case Some(name) =>
val text = JEdit_Lib.buffer_text(buffer)
val structure = Thy_Structure.parse(syntax, name, text)
make_tree(0, structure) foreach (node => data.root.add(node))
true
case None => false
}
}
}
class Isabelle_Sidekick_Default extends
Isabelle_Sidekick_Structure("isabelle", PIDE.resources.theory_node_name)
class Isabelle_Sidekick_Options extends
Isabelle_Sidekick_Structure("isabelle-options", _ => Some(Document.Node.Name("options")))
class Isabelle_Sidekick_Root extends
Isabelle_Sidekick_Structure("isabelle-root", _ => Some(Document.Node.Name("ROOT")))
class Isabelle_Sidekick_Markup extends Isabelle_Sidekick("isabelle-markup")
{
override def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean =
{
val opt_snapshot =
GUI_Thread.now {
Document_Model(buffer) match {
case Some(model) if model.is_theory => Some(model.snapshot)
case _ => None
}
}
opt_snapshot match {
case Some(snapshot) =>
for ((command, command_start) <- snapshot.node.command_iterator() if !stopped) {
val markup =
snapshot.state.command_markup(
snapshot.version, command, Command.Markup_Index.markup,
command.range, Markup.Elements.full)
Isabelle_Sidekick.swing_markup_tree(markup, data.root,
(info: Text.Info[List[XML.Elem]]) =>
{
val range = info.range + command_start
val content = command.source(info.range).replace('\n', ' ')
val info_text =
Pretty.formatted(Library.separate(Pretty.FBreak, info.info), margin = 40.0)
.mkString
new DefaultMutableTreeNode(
new Isabelle_Sidekick.Asset(command.toString, range.start, range.stop) {
override def getShortString: String = content
override def getLongString: String = info_text
override def toString: String = quote(content) + " " + range.toString
})
})
}
true
case None => false
}
}
}
class Isabelle_Sidekick_News extends Isabelle_Sidekick("isabelle-news")
{
private val Heading1 = """^New in (.*)\w*$""".r
private val Heading2 = """^\*\*\*\w*(.*)\w*\*\*\*\w*$""".r
private def make_node(s: String, start: Text.Offset, stop: Text.Offset): DefaultMutableTreeNode =
new DefaultMutableTreeNode(new Isabelle_Sidekick.Asset(s, start, stop))
override def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean =
{
var offset = 0
for (line <- split_lines(JEdit_Lib.buffer_text(buffer)) if !stopped) {
line match {
case Heading1(s) =>
data.root.add(make_node(s, offset, offset + line.length))
case Heading2(s) =>
data.root.getLastChild.asInstanceOf[DefaultMutableTreeNode]
.add(make_node(s, offset, offset + line.length))
case _ =>
}
offset += line.length + 1
}
true
}
}
class Isabelle_Sidekick_Bibtex extends SideKickParser("bibtex")
{
override def supportsCompletion = false
private class Asset(label: String, start: Text.Offset, stop: Text.Offset) extends
Isabelle_Sidekick.Asset(label, start, stop) { override def getShortString: String = _name }
def parse(buffer: Buffer, error_source: errorlist.DefaultErrorSource): SideKickParsedData =
{
val data = Isabelle_Sidekick.root_data(buffer)
try {
var offset = 0
for (chunk <- Bibtex.parse(JEdit_Lib.buffer_text(buffer))) {
val n = chunk.source.size
val label =
((if (chunk.kind == "") Nil else List(chunk.kind)) :::
(if (chunk.name == "") Nil else List(chunk.name))).mkString(" ")
if (label != "") {
val asset = new Isabelle_Sidekick.Asset(label, offset, offset + n)
data.root.add(new DefaultMutableTreeNode(asset))
}
offset += n
}
data
}
catch { case ERROR(_) => null }
}
}