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/* Title: Tools/Graphview/popups.scala
Author: Markus Kaiser, TU Muenchen
Author: Makarius
PopupMenu generation for graph components.
*/
package isabelle.graphview
import isabelle._
import javax.swing.JPopupMenu
import scala.swing.{Action, Menu, MenuItem, Separator}
object Popups
{
def apply(
graph_panel: Graph_Panel,
mouse_node: Option[Graph_Display.Node],
selected_nodes: List[Graph_Display.Node]): JPopupMenu =
{
val graphview = graph_panel.graphview
val add_mutator = graphview.model.Mutators.add _
val visible_graph = graphview.visible_graph
def filter_context(
nodes: List[Graph_Display.Node], reverse: Boolean, caption: String, edges: Boolean) =
new Menu(caption) {
contents +=
new MenuItem(new Action("This") {
def apply =
add_mutator(Mutator.make(graphview, Mutator.Node_List(nodes, reverse, false, false)))
})
contents +=
new MenuItem(new Action("Family") {
def apply =
add_mutator(Mutator.make(graphview, Mutator.Node_List(nodes, reverse, true, true)))
})
contents +=
new MenuItem(new Action("Parents") {
def apply =
add_mutator(Mutator.make(graphview, Mutator.Node_List(nodes, reverse, false, true)))
})
contents +=
new MenuItem(new Action("Children") {
def apply =
add_mutator(Mutator.make(graphview, Mutator.Node_List(nodes, reverse, true, false)))
})
if (edges) {
def degree_nodes(succs: Boolean) =
(for {
from <- nodes.iterator
tos = if (succs) visible_graph.imm_succs(from) else visible_graph.imm_preds(from)
if tos.nonEmpty
} yield (from, tos)).toList.sortBy(_._1)(Graph_Display.Node.Ordering)
val outs = degree_nodes(true)
val ins = degree_nodes(false)
if (outs.nonEmpty || ins.nonEmpty) {
contents += new Separator()
contents +=
new Menu("Edge") {
if (outs.nonEmpty) {
contents += new MenuItem("From ...") { enabled = false }
for ((from, tos) <- outs) {
contents +=
new Menu(quote(from.toString)) {
contents += new MenuItem("To ...") { enabled = false }
for (to <- tos) {
contents +=
new MenuItem(
new Action(quote(to.toString)) {
def apply =
add_mutator(
Mutator.make(graphview, Mutator.Edge_Endpoints((from, to))))
})
}
}
}
}
if (outs.nonEmpty && ins.nonEmpty) { contents += new Separator() }
if (ins.nonEmpty) {
contents += new MenuItem("To ...") { enabled = false }
for ((to, froms) <- ins) {
contents +=
new Menu(quote(to.toString)) {
contents += new MenuItem("From ...") { enabled = false }
for (from <- froms) {
contents +=
new MenuItem(
new Action(quote(from.toString)) {
def apply =
add_mutator(
Mutator.make(graphview, Mutator.Edge_Endpoints((from, to))))
})
}
}
}
}
}
}
}
}
val popup = new JPopupMenu()
popup.add(
new MenuItem(
new Action("Remove all filters") { def apply = graphview.model.Mutators(Nil) }).peer)
popup.add(new JPopupMenu.Separator)
if (mouse_node.isDefined) {
val node = mouse_node.get
popup.add(new MenuItem("Mouse over: " + quote(node.toString)) { enabled = false }.peer)
popup.add(filter_context(List(node), true, "Hide", true).peer)
popup.add(filter_context(List(node), false, "Show only", false).peer)
popup.add(new JPopupMenu.Separator)
}
if (selected_nodes.nonEmpty) {
val text =
if (selected_nodes.length > 1) "multiple"
else quote(selected_nodes.head.toString)
popup.add(new MenuItem("Selected: " + text) { enabled = false }.peer)
popup.add(filter_context(selected_nodes, true, "Hide", true).peer)
popup.add(filter_context(selected_nodes, false, "Show only", false).peer)
popup.add(new JPopupMenu.Separator)
}
popup.add(new MenuItem(new Action("Fit to window") {
def apply = graph_panel.fit_to_window() }).peer
)
popup
}
}
¤ Dauer der Verarbeitung: 0.26 Sekunden
(vorverarbeitet)
¤
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