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/* 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.{JLabel, 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 Keyword_Asset(keyword: String, text: String, range: Text.Range) extends IAsset
{
private val css = GUI.imitate_font_css(GUI.label_font())
protected var _name = text
protected var _start = int_to_pos(range.start)
protected var _end = int_to_pos(range.stop)
override def getIcon: Icon = null
override def getShortString: String =
{
val n = keyword.length
val s =
_name.indexOf(keyword) match {
case i if i >= 0 && n > 0 =>
HTML.output(_name.substring(0, i)) +
"" + HTML.output(keyword) + "" +
HTML.output(_name.substring(i + n))
case _ => HTML.output(_name)
}
"" + css + "\">" + s + ""
}
override def getLongString: String = _name
override def getName: String = _name
override def setName(name: String): Unit = _name = name
override def getStart: Position = _start
override def setStart(start: Position): Unit = _start = start
override def getEnd: Position = _end
override def setEnd(end: Position): Unit = _end = end
override def toString: String = _name
}
class Asset(name: String, range: Text.Range) extends Keyword_Asset("", name, range)
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.buffer_syntax(buffer)
val ok =
if (syntax.isDefined) {
val ok = parser(buffer, syntax.get, data)
if (stopped) { data.root.add(new DefaultMutableTreeNode("")); true }
else ok
}
else false
if (!ok) data.root.add(new DefaultMutableTreeNode(""))
data
}
}
class Isabelle_Sidekick_Structure(
name: String,
node_name: Buffer => Option[Document.Node.Name],
parse: (Outer_Syntax, Document.Node.Name, CharSequence) => List[Document_Structure.Document])
extends Isabelle_Sidekick(name)
{
override def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean =
{
def make_tree(
parent: DefaultMutableTreeNode,
offset: Text.Offset,
documents: List[Document_Structure.Document])
{
(offset /: documents) { case (i, document) =>
document match {
case Document_Structure.Block(name, text, body) =>
val range = Text.Range(i, i + document.length)
val node =
new DefaultMutableTreeNode(
new Isabelle_Sidekick.Keyword_Asset(name, Library.first_line(text), range))
parent.add(node)
make_tree(node, i, body)
case _ =>
}
i + document.length
}
}
node_name(buffer) match {
case Some(name) =>
make_tree(data.root, 0, parse(syntax, name, JEdit_Lib.buffer_text(buffer)))
true
case None =>
false
}
}
}
class Isabelle_Sidekick_Default extends
Isabelle_Sidekick_Structure("isabelle",
PIDE.resources.theory_node_name, Document_Structure.parse_sections)
class Isabelle_Sidekick_Context extends
Isabelle_Sidekick_Structure("isabelle-context",
PIDE.resources.theory_node_name, Document_Structure.parse_blocks)
class Isabelle_Sidekick_Options extends
Isabelle_Sidekick_Structure("isabelle-options",
_ => Some(Document.Node.Name("options")), Document_Structure.parse_sections)
class Isabelle_Sidekick_Root extends
Isabelle_Sidekick_Structure("isabelle-root",
_ => Some(Document.Node.Name("ROOT")), Document_Structure.parse_sections)
class Isabelle_Sidekick_ML extends
Isabelle_Sidekick_Structure("isabelle-ml",
buffer => Some(PIDE.resources.node_name(buffer)),
(_, _, text) => Document_Structure.parse_ml_sections(false, text))
class Isabelle_Sidekick_SML extends
Isabelle_Sidekick_Structure("isabelle-sml",
buffer => Some(PIDE.resources.node_name(buffer)),
(_, _, text) => Document_Structure.parse_ml_sections(true, text))
class Isabelle_Sidekick_Markup extends Isabelle_Sidekick("isabelle-markup")
{
override def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean =
{
val opt_snapshot =
Document_Model.get(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(Pretty.fbreaks(info.info), margin = 40.0).mkString
new DefaultMutableTreeNode(
new Isabelle_Sidekick.Asset(command.toString, range) {
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, Text.Range(start, stop)))
override def parser(buffer: Buffer, syntax: Outer_Syntax, data: SideKickParsedData): Boolean =
{
var offset = 0
var end_offset = 0
var start1: Option[(Int, String, Vector[DefaultMutableTreeNode])] = None
var start2: Option[(Int, String)] = None
def close1: Unit =
start1 match {
case Some((start_offset, s, body)) =>
val node = make_node(s, start_offset, end_offset)
body.foreach(node.add(_))
data.root.add(node)
start1 = None
case None =>
}
def close2: Unit =
start2 match {
case Some((start_offset, s)) =>
start1 match {
case Some((start_offset1, s1, body)) =>
val node = make_node(s, start_offset, end_offset)
start1 = Some((start_offset1, s1, body :+ node))
case None =>
}
start2 = None
case None =>
}
for (line <- split_lines(JEdit_Lib.buffer_text(buffer)) if !stopped) {
line match {
case Heading1(s) => close2; close1; start1 = Some((offset, s, Vector()))
case Heading2(s) => close2; start2 = Some((offset, s))
case _ =>
}
offset += line.length + 1
if (!line.forall(Character.isSpaceChar)) end_offset = offset
}
if (!stopped) { close2; close1 }
true
}
}
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