/* Title: Tools/jEdit/src/active.scala
Author: Makarius
Active areas within the document.
*/
package isabelle.jedit
import isabelle._
import org.gjt.sp.jedit.{ServiceManager, View}
object Active
{
abstract class Handler
{
def handle(
view: View, text: String, elem: XML.Elem,
doc_view: Document_View, snapshot: Document.Snapshot): Boolean
}
def handlers: List[Handler] =
ServiceManager.getServiceNames(classOf[Handler]).toList
.map(ServiceManager.getService(classOf[Handler], _))
def action(view: View, text: String, elem: XML.Elem)
{
GUI_Thread.require {}
Document_View.get(view.getTextArea) match {
case Some(doc_view) =>
doc_view.rich_text_area.robust_body(()) {
val snapshot = doc_view.model.snapshot()
if (!snapshot.is_outdated) {
handlers.find(_.handle(view, text, elem, doc_view, snapshot))
}
}
case None =>
}
}
class Misc_Handler extends Active.Handler
{
override def handle(
view: View, text: String, elem: XML.Elem,
doc_view: Document_View, snapshot: Document.Snapshot): Boolean =
{
val text_area = doc_view.text_area
val model = doc_view.model
val buffer = model.buffer
elem match {
case XML.Elem(Markup(Markup.BROWSER, _), body) =>
Isabelle_Thread.fork(name = "browser") {
val graph_file = Isabelle_System.tmp_file("graph")
File.write(graph_file, XML.content(body))
Isabelle_System.bash("isabelle browser -c " + File.bash_path(graph_file) + " &")
}
true
case XML.Elem(Markup(Markup.THEORY_EXPORTS, props), _) =>
GUI_Thread.later {
val name = Markup.Name.unapply(props) getOrElse ""
PIDE.editor.hyperlink_file(true, Isabelle_Export.vfs_prefix + name).follow(view)
}
true
case XML.Elem(Markup(Markup.JEDIT_ACTION, _), body) =>
GUI_Thread.later {
view.getInputHandler.invokeAction(XML.content(body))
}
true
case XML.Elem(Markup(Markup.SIMP_TRACE_PANEL, props), _) =>
val link =
props match {
case Position.Id(id) => PIDE.editor.hyperlink_command(true, snapshot, id)
case _ => None
}
GUI_Thread.later {
link.foreach(_.follow(view))
view.getDockableWindowManager.showDockableWindow("isabelle-simplifier-trace")
}
true
case XML.Elem(Markup(Markup.SENDBACK, props), _) =>
if (buffer.isEditable) {
props match {
case Position.Id(id) =>
Isabelle.edit_command(snapshot, text_area,
props.contains(Markup.PADDING_COMMAND), id, text)
case _ =>
if (props.contains(Markup.PADDING_LINE))
Isabelle.insert_line_padding(text_area, text)
else text_area.setSelectedText(text)
}
text_area.requestFocus
}
true
case Protocol.Dialog(id, serial, result) =>
model.session.dialog_result(id, serial, result)
true
case _ => false
}
}
}
}
¤ Dauer der Verarbeitung: 0.21 Sekunden
(vorverarbeitet)
¤
|
Haftungshinweis
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung ist noch experimentell.
|