/* Title: Tools/jEdit/src/jedit_sessions.scala
Author: Makarius
Isabelle/jEdit session information, based on implicit process environment
and explicit options.
*/
package isabelle.jedit
import isabelle._
import scala.swing.ComboBox
import scala.swing.event.SelectionChanged
object JEdit_Sessions
{
/* session options */
def session_options(options: Options): Options =
Isabelle_System.getenv("JEDIT_ML_PROCESS_POLICY") match {
case "" => options
case s => options.string.update("ML_process_policy", s)
}
def session_dirs(): List[Path] =
Path.split(Isabelle_System.getenv("JEDIT_SESSION_DIRS"))
def session_build_mode(): String = Isabelle_System.getenv("JEDIT_BUILD_MODE")
/* raw logic info */
private val jedit_logic_option = "jedit_logic"
def logic_name(options: Options): String =
Isabelle_System.default_logic(
Isabelle_System.getenv("JEDIT_LOGIC"),
options.string(jedit_logic_option))
def logic_ancestor: Option[String] = proper_string(Isabelle_System.getenv("JEDIT_LOGIC_ANCESTOR"))
def logic_focus: Boolean = Isabelle_System.getenv("JEDIT_LOGIC_FOCUS") == "true"
def logic_base: Boolean = Isabelle_System.getenv("JEDIT_LOGIC_BASE") == "true"
def logic_parent: Boolean = Isabelle_System.getenv("JEDIT_LOGIC_PARENT") == "true"
def logic_info(options: Options): Option[Sessions.Info] =
try { Sessions.load(session_options(options), dirs = session_dirs()).get(logic_name(options)) }
catch { case ERROR(_) => None }
def logic_root(options: Options): Position.T =
if (Isabelle_System.getenv("JEDIT_LOGIC_ROOT") == "true") {
logic_info(options).map(_.pos) getOrElse Position.none
}
else Position.none
/* logic selector */
private class Logic_Entry(val name: String, val description: String)
{
override def toString: String = description
}
def logic_selector(options: Options_Variable, autosave: Boolean): Option_Component =
{
GUI_Thread.require {}
val session_list =
{
val sessions = Sessions.load(options.value, dirs = session_dirs())
val (main_sessions, other_sessions) =
sessions.imports_topological_order.partition(info => info.groups.contains("main"))
main_sessions.map(_.name).sorted ::: other_sessions.map(_.name).sorted
}
val entries =
new Logic_Entry("", "default (" + logic_name(options.value) + ")") ::
session_list.map(name => new Logic_Entry(name, name))
val component = new ComboBox(entries) with Option_Component {
name = jedit_logic_option
val title = "Logic"
def load: Unit =
{
val logic = options.string(jedit_logic_option)
entries.find(_.name == logic) match {
case Some(entry) => selection.item = entry
case None =>
}
}
def save: Unit = options.string(jedit_logic_option) = selection.item.name
}
component.load()
if (autosave) {
component.listenTo(component.selection)
component.reactions += { case SelectionChanged(_) => component.save() }
}
component.tooltip = "Logic session name (change requires restart)"
component
}
/* session build process */
def session_base_info(options: Options): Sessions.Base_Info =
Sessions.base_info(options,
dirs = JEdit_Sessions.session_dirs(),
session =
if (logic_parent) logic_info(options).flatMap(_.parent) getOrElse logic_name(options)
else logic_name(options),
ancestor_session = logic_ancestor,
all_known = !logic_focus,
focus_session = logic_focus,
required_session = logic_base)
def session_build(
options: Options, progress: Progress = No_Progress, no_build: Boolean = false): Int =
{
val mode = session_build_mode()
Build.build(options = session_options(options), progress = progress,
build_heap = true, no_build = no_build, system_mode = mode == "" || mode == "system",
dirs = session_dirs(), infos = PIDE.resources.session_base_info.infos,
sessions = List(PIDE.resources.session_name)).rc
}
def session_start(options: Options)
{
Isabelle_Process.start(PIDE.session, session_options(options),
sessions = Some(PIDE.resources.session_base_info.sessions),
logic = PIDE.resources.session_name,
store = Sessions.store(session_build_mode() == "system"),
modes =
(space_explode(',', options.string("jedit_print_mode")) :::
space_explode(',', Isabelle_System.getenv("JEDIT_PRINT_MODE"))).reverse,
phase_changed = PIDE.plugin.session_phase_changed)
}
}