isabelle: src/Tools/jEdit/src/completion_popup.scala@ec8ea2465d2a (annotated)

53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	1	/* Title: Tools/jEdit/src/completion_popup.scala
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	2	Author: Makarius
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	3
53246 8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	4	Completion popup.
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	5	*/
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	6
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	7	package isabelle.jedit
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	8
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	9
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	10	import isabelle._
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	11
53297 64c31de7f21c border as for Pretty_Tooltip; wenzelm parents: 53296 diff changeset	12	import java.awt.{Color, Font, Point, BorderLayout, Dimension}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	13	import java.awt.event.{KeyEvent, MouseEvent, MouseAdapter, FocusAdapter, FocusEvent}
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	14	import java.io.{File => JFile}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	15	import java.util.regex.Pattern
53246 8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	16	import javax.swing.{JPanel, JComponent, JLayeredPane, SwingUtilities}
53297 64c31de7f21c border as for Pretty_Tooltip; wenzelm parents: 53296 diff changeset	17	import javax.swing.border.LineBorder
53848 8d7029eb0c31 disable standard behaviour of Mac OS X text field (i.e. select-all after focus gain) in order to make completion work more smoothly; wenzelm parents: 53784 diff changeset	18	import javax.swing.text.DefaultCaret
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	19
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	20	import scala.swing.{ListView, ScrollPane}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	21	import scala.swing.event.MouseClicked
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	22
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	23	import org.gjt.sp.jedit.View
56325 ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	24	import org.gjt.sp.jedit.textarea.{JEditTextArea, TextArea, Selection}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	25	import org.gjt.sp.jedit.gui.{HistoryTextField, KeyEventWorkaround}
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	26	import org.gjt.sp.util.StandardUtilities
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	27
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	28
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	29	object Completion_Popup
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	30	{
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	31	/ items with HTML rendering /
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	32
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	33	private class Item(val item: Completion.Item)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	34	{
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	35	private val html =
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	36	item.description match {
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	37	case a :: bs =>
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	38	"<html><b>" + HTML.encode(a) + "</b>" +
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	39	HTML.encode(bs.map(" " + _).mkString) + "</html>"
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	40	case Nil => ""
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	41	}
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	42	override def toString: String = html
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	43	}
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	44
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	45
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	46
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	47	/ jEdit text area /
53235 1b6a44859549 register single instance within root, in order to get rid of old popup as user continues typing; wenzelm parents: 53234 diff changeset	48
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	49	object Text_Area
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	50	{
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	51	private val key = new Object
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	52
55712 e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	53	def apply(text_area: TextArea): Option[Completion_Popup.Text_Area] =
e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	54	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	55	GUI_Thread.require {}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	56	text_area.getClientProperty(key) match {
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	57	case text_area_completion: Completion_Popup.Text_Area => Some(text_area_completion)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	58	case _ => None
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	59	}
55712 e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	60	}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	61
55712 e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	62	def active_range(text_area: TextArea): Option[Text.Range] =
e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	63	apply(text_area) match {
e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	64	case Some(text_area_completion) => text_area_completion.active_range
e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	65	case None => None
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	66	}
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	67
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	68	def action(text_area: TextArea, word_only: Boolean): Boolean =
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	69	apply(text_area) match {
638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	70	case Some(text_area_completion) =>
638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	71	if (text_area_completion.active_range.isDefined)
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	72	text_area_completion.action(word_only = word_only)
56177 bfa9dfb722de proper flags for main action (amending 638b29331549); wenzelm parents: 56175 diff changeset	73	else
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	74	text_area_completion.action(immediate = true, explicit = true, word_only = word_only)
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	75	true
638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	76	case None => false
638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	77	}
638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	78
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	79	def exit(text_area: JEditTextArea)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	80	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	81	GUI_Thread.require {}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	82	apply(text_area) match {
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	83	case None =>
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	84	case Some(text_area_completion) =>
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	85	text_area_completion.deactivate()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	86	text_area.putClientProperty(key, null)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	87	}
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	88	}
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	89
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	90	def init(text_area: JEditTextArea): Completion_Popup.Text_Area =
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	91	{
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	92	exit(text_area)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	93	val text_area_completion = new Text_Area(text_area)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	94	text_area.putClientProperty(key, text_area_completion)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	95	text_area_completion.activate()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	96	text_area_completion
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	97	}
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	98
55712 e757e8c8d8ea tuned signature -- weaker type requirement; wenzelm parents: 55711 diff changeset	99	def dismissed(text_area: TextArea): Boolean =
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	100	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	101	GUI_Thread.require {}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	102	apply(text_area) match {
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	103	case Some(text_area_completion) => text_area_completion.dismissed()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	104	case None => false
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	105	}
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	106	}
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	107	}
0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	108
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	109	class Text_Area private(text_area: JEditTextArea)
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	110	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	111	// owned by GUI thread
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	112	private var completion_popup: Option[Completion_Popup] = None
0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	113
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	114	def active_range: Option[Text.Range] =
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	115	completion_popup match {
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	116	case Some(completion) => completion.active_range
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	117	case None => None
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	118	}
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	119
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	120
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	121	/* rendering */
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	122
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	123	def rendering(rendering: Rendering, line_range: Text.Range): Option[Text.Info[Color]] =
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	124	{
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	125	active_range match {
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	126	case Some(range) => range.try_restrict(line_range)
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	127	case None =>
55767 96ddf9bf12ac more precise before_caret_range (looking both in space and time); wenzelm parents: 55752 diff changeset	128	if (line_range.contains(text_area.getCaretPosition)) {
56593 0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	129	JEdit_Lib.before_caret_range(text_area, rendering).try_restrict(line_range) match {
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	130	case Some(range) if !range.is_singularity =>
56173 62f10624339a tuned signature; wenzelm parents: 56171 diff changeset	131	rendering.semantic_completion(range) match {
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	132	case Some(Text.Info(_, Completion.No_Completion)) => None
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	133	case Some(Text.Info(range1, _: Completion.Names)) => Some(range1)
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	134	case None =>
56877 4e9d2eab9cfa more visual feedback on path_completion, at the risk of file-system access in GUI painting; wenzelm parents: 56863 diff changeset	135	Completion.Result.merge(Completion.History.empty,
4e9d2eab9cfa more visual feedback on path_completion, at the risk of file-system access in GUI painting; wenzelm parents: 56863 diff changeset	136	syntax_completion(Completion.History.empty, false, Some(rendering)),
58592 b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	137	Completion.Result.merge(Completion.History.empty,
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	138	path_completion(rendering),
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	139	Bibtex_JEdit.completion(Completion.History.empty, text_area, rendering)))
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	140	.map(_.range)
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	141	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	142	case _ => None
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	143	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	144	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	145	else None
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	146	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	147	}.map(range => Text.Info(range, rendering.completion_color))
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	148
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	149
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	150	/* syntax completion */
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	151
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	152	def syntax_completion(
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	153	history: Completion.History,
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	154	explicit: Boolean,
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	155	opt_rendering: Option[Rendering]): Option[Completion.Result] =
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	156	{
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	157	val buffer = text_area.getBuffer
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	158	val decode = Isabelle_Encoding.is_active(buffer)
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	159
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	160	Isabelle.mode_syntax(JEdit_Lib.buffer_mode(buffer)) match {
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	161	case Some(syntax) =>
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	162	val context =
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	163	(for {
83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	164	rendering <- opt_rendering
56842 b6e266574b26 yet another completion option, to imitate old less ambitious behavior; wenzelm parents: 56841 diff changeset	165	if PIDE.options.bool("jedit_completion_context")
56593 0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	166	range = JEdit_Lib.before_caret_range(text_area, rendering)
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	167	context <- rendering.language_context(range)
83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	168	} yield context) getOrElse syntax.language_context
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	169
56589 71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	170	val caret = text_area.getCaretPosition
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	171	val line_range = JEdit_Lib.line_range(buffer, text_area.getCaretLine)
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	172	val line_start = line_range.start
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	173	for {
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	174	line_text <- JEdit_Lib.try_get_text(buffer, line_range)
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	175	result <-
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	176	syntax.completion.complete(
57588 ff31aad27661 discontinued unfinished attempts at syntactic word context (see 2e1398b484aa, 08a1c860bc12, 7f229b0212fe) -- back to more basic completion of Isabelle2013-2; wenzelm parents: 57127 diff changeset	177	history, decode, explicit, line_start, line_text, caret - line_start, context)
56589 71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	178	} yield result
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	179
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	180	case None => None
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	181	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	182	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	183
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	184
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	185	/* path completion */
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	186
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	187	def path_completion(rendering: Rendering): Option[Completion.Result] =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	188	{
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	189	def complete(text: String): List[(String, List[String])] =
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	190	{
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	191	try {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	192	val path = Path.explode(text)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	193	val (dir, base_name) =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	194	if (text == "" \|\| text.endsWith("/")) (path, "")
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	195	else (path.dir, path.base.implode)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	196
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	197	val directory =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	198	new JFile(PIDE.resources.append(rendering.snapshot.node_name.master_dir, dir))
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	199	val files = directory.listFiles
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	200	if (files == null) Nil
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	201	else {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	202	val ignore =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	203	Library.space_explode(':', PIDE.options.string("jedit_completion_path_ignore")).
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	204	map(s => Pattern.compile(StandardUtilities.globToRE(s)))
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	205	(for {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	206	file <- files.iterator
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	207
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	208	name = file.getName
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	209	if name.startsWith(base_name)
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	210	if !ignore.exists(pat => pat.matcher(name).matches)
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	211
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	212	text1 = (dir + Path.basic(name)).implode_short
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	213	if text != text1
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	214
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	215	is_dir = new JFile(directory, name).isDirectory
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	216	replacement = text1 + (if (is_dir) "/" else "")
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	217	descr = List(text1, if (is_dir) "(directory)" else "(file)")
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	218	} yield (replacement, descr)).take(PIDE.options.int("completion_limit")).toList
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	219	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	220	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	221	catch { case ERROR(_) => Nil }
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	222	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	223
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	224	for {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	225	r1 <- rendering.language_path(JEdit_Lib.before_caret_range(text_area, rendering))
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	226	s1 <- JEdit_Lib.try_get_text(text_area.getBuffer, r1)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	227	s2 <- Library.try_unquote(s1)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	228	r2 = Text.Range(r1.start + 1, r1.stop - 1)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	229	if Path.is_valid(s2)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	230	paths = complete(s2)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	231	if !paths.isEmpty
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	232	items = paths.map(p => Completion.Item(r2, s2, "", p._2, p._1, 0, false))
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	233	} yield Completion.Result(r2, s2, false, items)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	234	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	235
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	236
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	237	/* completion action: text area */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	238
53275 b34aac6511ab tuned signature; wenzelm parents: 53274 diff changeset	239	private def insert(item: Completion.Item)
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	240	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	241	GUI_Thread.require {}
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	242
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	243	val buffer = text_area.getBuffer
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	244	val range = item.range
56863 5fdb61a9a010 allow empty original, e.g. path ""; wenzelm parents: 56844 diff changeset	245	if (buffer.isEditable) {
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	246	JEdit_Lib.buffer_edit(buffer) {
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	247	JEdit_Lib.try_get_text(buffer, range) match {
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	248	case Some(text) if text == item.original =>
56325 ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	249	text_area.getSelectionAtOffset(text_area.getCaretPosition) match {
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	250
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	251	/rectangular selection as "tall caret"/
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	252	case selection : Selection.Rect
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	253	if selection.getStart(buffer, text_area.getCaretLine) == range.stop =>
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	254	text_area.moveCaretPosition(range.stop)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	255	(0 until Character.codePointCount(item.original, 0, item.original.length))
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	256	.foreach(_ => text_area.backspace())
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	257	text_area.setSelectedText(selection, item.replacement)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	258	text_area.moveCaretPosition(text_area.getCaretPosition + item.move)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	259
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	260	/other selections: rectangular, multiple range, .../
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	261	case selection
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	262	if selection != null &&
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	263	selection.getStart(buffer, text_area.getCaretLine) == range.start &&
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	264	selection.getEnd(buffer, text_area.getCaretLine) == range.stop =>
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	265	text_area.moveCaretPosition(range.stop + item.move)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	266	text_area.getSelection.foreach(text_area.setSelectedText(_, item.replacement))
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	267
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	268	/no selection/
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	269	case _ =>
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	270	buffer.remove(range.start, range.length)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	271	buffer.insert(range.start, item.replacement)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	272	text_area.moveCaretPosition(range.start + item.replacement.length + item.move)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	273	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	274	case _ =>
142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	275	}
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	276	}
4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	277	}
4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	278	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	279
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	280	def action(
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	281	immediate: Boolean = false,
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	282	explicit: Boolean = false,
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	283	delayed: Boolean = false,
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	284	word_only: Boolean = false): Boolean =
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	285	{
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	286	val view = text_area.getView
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	287	val layered = view.getLayeredPane
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	288	val buffer = text_area.getBuffer
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	289	val painter = text_area.getPainter
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	290
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	291	val history = PIDE.completion_history.value
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	292	val decode = Isabelle_Encoding.is_active(buffer)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	293
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	294	def open_popup(result: Completion.Result)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	295	{
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	296	val font =
55825 694833e3e4a0 tuned signature -- separate module Font_Info; wenzelm parents: 55813 diff changeset	297	painter.getFont.deriveFont(
694833e3e4a0 tuned signature -- separate module Font_Info; wenzelm parents: 55813 diff changeset	298	Font_Info.main_size(PIDE.options.real("jedit_popup_font_scale")))
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	299
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	300	val range = result.range
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	301
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	302	val loc1 = text_area.offsetToXY(range.start)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	303	if (loc1 != null) {
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	304	val loc2 =
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	305	SwingUtilities.convertPoint(painter,
58767 30766b5fd0e1 proper line height and text base line, like regular TextAreaPainter.PaintText; wenzelm parents: 58592 diff changeset	306	loc1.x, loc1.y + painter.getLineHeight, layered)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	307
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	308	val items = result.items.map(new Item(_))
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	309	val completion =
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	310	new Completion_Popup(Some(range), layered, loc2, font, items)
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	311	{
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	312	override def complete(item: Completion.Item) {
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	313	PIDE.completion_history.update(item)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	314	insert(item)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	315	}
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	316	override def propagate(evt: KeyEvent) {
56840 879fe16bd27c propagate more events, notably after hide_popup (e.g. LEFT, RIGHT); wenzelm parents: 56662 diff changeset	317	if (view.getKeyEventInterceptor == null)
879fe16bd27c propagate more events, notably after hide_popup (e.g. LEFT, RIGHT); wenzelm parents: 56662 diff changeset	318	JEdit_Lib.propagate_key(view, evt)
879fe16bd27c propagate more events, notably after hide_popup (e.g. LEFT, RIGHT); wenzelm parents: 56662 diff changeset	319	else if (view.getKeyEventInterceptor == inner_key_listener) {
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	320	try {
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	321	view.setKeyEventInterceptor(null)
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	322	JEdit_Lib.propagate_key(view, evt)
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	323	}
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	324	finally {
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	325	if (isDisplayable) view.setKeyEventInterceptor(inner_key_listener)
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	326	}
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	327	}
56171 15351577da10 clarified key event propagation, in accordance to outer_key_listener; wenzelm parents: 56170 diff changeset	328	if (evt.getID == KeyEvent.KEY_TYPED) input(evt)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	329	}
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	330	override def shutdown(focus: Boolean) {
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	331	if (view.getKeyEventInterceptor == inner_key_listener)
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	332	view.setKeyEventInterceptor(null)
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	333	if (focus) text_area.requestFocus
56606 68b7a6db4a32 avoid ooddity: invoke intended function instead of java.awt.Container.invalidate(); wenzelm parents: 56605 diff changeset	334	JEdit_Lib.invalidate_range(text_area, range)
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	335	}
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	336	}
57127 a406e15c3cf7 make double-sure that old popup is dismissed, before replacing it; wenzelm parents: 57051 diff changeset	337	dismissed()
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	338	completion_popup = Some(completion)
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	339	view.setKeyEventInterceptor(completion.inner_key_listener)
56606 68b7a6db4a32 avoid ooddity: invoke intended function instead of java.awt.Container.invalidate(); wenzelm parents: 56605 diff changeset	340	JEdit_Lib.invalidate_range(text_area, range)
56841 bc6faeadbf82 reduced cluttering of popups; wenzelm parents: 56840 diff changeset	341	Pretty_Tooltip.dismissed_all()
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	342	completion.show_popup(false)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	343	}
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	344	}
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	345
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	346	if (buffer.isEditable) {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	347	val (no_completion, semantic_completion, opt_rendering) =
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	348	{
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	349	PIDE.document_view(text_area) match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	350	case Some(doc_view) =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	351	val rendering = doc_view.get_rendering()
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	352	val (no_completion, result) =
56593 0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	353	{
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	354	val caret_range = JEdit_Lib.before_caret_range(text_area, rendering)
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	355	rendering.semantic_completion(caret_range) match {
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	356	case Some(Text.Info(_, Completion.No_Completion)) => (true, None)
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	357	case Some(Text.Info(range, names: Completion.Names)) =>
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	358	val result =
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	359	JEdit_Lib.try_get_text(buffer, range) match {
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	360	case Some(original) => names.complete(range, history, decode, original)
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	361	case None => None
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	362	}
0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	363	(false, result)
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	364	case None => (false, None)
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	365	}
56593 0ea7c84110ac back to unrestricted before_caret_range, which is important for quick editing at the end of line (amending 83777a91f5de); wenzelm parents: 56589 diff changeset	366	}
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	367	(no_completion, result, Some(rendering))
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	368	case None => (false, None, None)
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	369	}
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	370	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	371	if (no_completion) false
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	372	else {
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	373	val result =
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	374	{
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	375	val result0 =
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	376	if (word_only) None
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	377	else
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	378	Completion.Result.merge(history, semantic_completion,
83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	379	syntax_completion(history, explicit, opt_rendering))
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	380	opt_rendering match {
94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	381	case None => result0
94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	382	case Some(rendering) =>
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	383	Completion.Result.merge(history, result0,
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	384	Completion.Result.merge(history,
58549 d4d97b79f1fb clarified modules; wenzelm parents: 57833 diff changeset	385	Spell_Checker.completion(text_area, explicit, rendering),
58592 b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	386	Completion.Result.merge(history,
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	387	path_completion(rendering),
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	388	Bibtex_JEdit.completion(history, text_area, rendering))))
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	389	}
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	390	}
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	391	result match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	392	case Some(result) =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	393	result.items match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	394	case List(item) if result.unique && item.immediate && immediate =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	395	insert(item)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	396	true
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	397	case _ :: _ if !delayed =>
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	398	open_popup(result)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	399	false
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	400	case _ => false
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	401	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	402	case None => false
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	403	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	404	}
55752 43d0e2a34c9d uniform insert vs. popup policy; wenzelm parents: 55749 diff changeset	405	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	406	else false
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	407	}
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	408
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	409
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	410	/* input key events */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	411
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	412	def input(evt: KeyEvent)
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	413	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	414	GUI_Thread.require {}
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	415
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	416	if (PIDE.options.bool("jedit_completion")) {
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	417	if (!evt.isConsumed) {
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	418	dismissed()
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	419	if (evt.getKeyChar != '\b') {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	420	val special = JEdit_Lib.special_key(evt)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	421	val immediate = PIDE.options.bool("jedit_completion_immediate")
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	422	if (PIDE.options.seconds("jedit_completion_delay").is_zero && !special) {
b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	423	input_delay.revoke()
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	424	action(immediate = immediate)
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	425	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	426	else {
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	427	if (!special && action(immediate = immediate, delayed = true))
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	428	input_delay.revoke()
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	429	else
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	430	input_delay.invoke()
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	431	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	432	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	433	}
53228 f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	434	}
f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	435	}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	436
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	437	private val input_delay =
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	438	GUI_Thread.delay_last(PIDE.options.seconds("jedit_completion_delay")) {
53322 a4cd032172e0 allow short words for explicit completion; wenzelm parents: 53297 diff changeset	439	action()
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	440	}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	441
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	442
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	443	/* dismiss popup */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	444
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	445	def dismissed(): Boolean =
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	446	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	447	GUI_Thread.require {}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	448
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	449	completion_popup match {
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	450	case Some(completion) =>
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	451	completion.hide_popup()
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	452	completion_popup = None
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	453	true
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	454	case None =>
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	455	false
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	456	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	457	}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	458
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	459
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	460	/* activation */
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	461
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	462	private val outer_key_listener =
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	463	JEdit_Lib.key_listener(key_typed = input _)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	464
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	465	private def activate()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	466	{
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	467	text_area.addKeyListener(outer_key_listener)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	468	}
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	469
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	470	private def deactivate()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	471	{
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	472	dismissed()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	473	text_area.removeKeyListener(outer_key_listener)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	474	}
53228 f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	475	}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	476
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	477
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	478
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	479	/ history text field /
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	480
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	481	class History_Text_Field(
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	482	name: String = null,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	483	instant_popups: Boolean = false,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	484	enter_adds_to_history: Boolean = true,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	485	syntax: Outer_Syntax = Outer_Syntax.init) extends
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	486	HistoryTextField(name, instant_popups, enter_adds_to_history)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	487	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	488	text_field =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	489
53848 8d7029eb0c31 disable standard behaviour of Mac OS X text field (i.e. select-all after focus gain) in order to make completion work more smoothly; wenzelm parents: 53784 diff changeset	490	// see https://forums.oracle.com/thread/1361677
8d7029eb0c31 disable standard behaviour of Mac OS X text field (i.e. select-all after focus gain) in order to make completion work more smoothly; wenzelm parents: 53784 diff changeset	491	if (GUI.is_macos_laf) text_field.setCaret(new DefaultCaret)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	492
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	493	// owned by GUI thread
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	494	private var completion_popup: Option[Completion_Popup] = None
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	495
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	496
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	497	/* dismiss */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	498
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	499	private def dismissed(): Boolean =
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	500	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	501	completion_popup match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	502	case Some(completion) =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	503	completion.hide_popup()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	504	completion_popup = None
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	505	true
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	506	case None =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	507	false
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	508	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	509	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	510
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	511
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	512	/* insert */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	513
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	514	private def insert(item: Completion.Item)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	515	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	516	GUI_Thread.require {}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	517
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	518	val range = item.range
56863 5fdb61a9a010 allow empty original, e.g. path ""; wenzelm parents: 56844 diff changeset	519	if (text_field.isEditable) {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	520	val content = text_field.getText
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	521	JEdit_Lib.try_get_text(content, range) match {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	522	case Some(text) if text == item.original =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	523	text_field.setText(
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	524	content.substring(0, range.start) +
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	525	item.replacement +
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	526	content.substring(range.stop))
19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	527	text_field.getCaret.setDot(range.start + item.replacement.length + item.move)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	528	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	529	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	530	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	531	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	532
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	533
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	534	/* completion action: text field */
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	535
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	536	def action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	537	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	538	GUI.layered_pane(text_field) match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	539	case Some(layered) if text_field.isEditable =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	540	val history = PIDE.completion_history.value
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	541
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	542	val caret = text_field.getCaret.getDot
55813 08a1c860bc12 allow completion within a word (or symbol), like semantic completion; wenzelm parents: 55767 diff changeset	543	val text = text_field.getText
55748 2e1398b484aa no word completion within word context; wenzelm parents: 55747 diff changeset	544
55749 75a48dc4383e tuned signature; wenzelm parents: 55748 diff changeset	545	val context = syntax.language_context
55748 2e1398b484aa no word completion within word context; wenzelm parents: 55747 diff changeset	546
57588 ff31aad27661 discontinued unfinished attempts at syntactic word context (see 2e1398b484aa, 08a1c860bc12, 7f229b0212fe) -- back to more basic completion of Isabelle2013-2; wenzelm parents: 57127 diff changeset	547	syntax.completion.complete(history, true, false, 0, text, caret, context) match {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	548	case Some(result) =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	549	val fm = text_field.getFontMetrics(text_field.getFont)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	550	val loc =
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	551	SwingUtilities.convertPoint(text_field, fm.stringWidth(text), fm.getHeight, layered)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	552
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	553	val items = result.items.map(new Item(_))
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	554	val completion =
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	555	new Completion_Popup(None, layered, loc, text_field.getFont, items)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	556	{
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	557	override def complete(item: Completion.Item) {
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	558	PIDE.completion_history.update(item)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	559	insert(item)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	560	}
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	561	override def propagate(evt: KeyEvent) {
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	562	if (!evt.isConsumed) text_field.processKeyEvent(evt)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	563	}
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	564	override def shutdown(focus: Boolean) { if (focus) text_field.requestFocus }
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	565	}
57127 a406e15c3cf7 make double-sure that old popup is dismissed, before replacing it; wenzelm parents: 57051 diff changeset	566	dismissed()
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	567	completion_popup = Some(completion)
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	568	completion.show_popup(true)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	569
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	570	case None =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	571	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	572	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	573	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	574	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	575
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	576
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	577	/* process key event */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	578
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	579	private def process(evt: KeyEvent)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	580	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	581	if (PIDE.options.bool("jedit_completion")) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	582	dismissed()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	583	if (evt.getKeyChar != '\b') {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	584	val special = JEdit_Lib.special_key(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	585	if (PIDE.options.seconds("jedit_completion_delay").is_zero && !special) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	586	process_delay.revoke()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	587	action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	588	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	589	else process_delay.invoke()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	590	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	591	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	592	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	593
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	594	private val process_delay =
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	595	GUI_Thread.delay_last(PIDE.options.seconds("jedit_completion_delay")) {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	596	action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	597	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	598
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	599	override def processKeyEvent(evt0: KeyEvent)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	600	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	601	val evt = KeyEventWorkaround.processKeyEvent(evt0)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	602	if (evt != null) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	603	evt.getID match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	604	case KeyEvent.KEY_PRESSED =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	605	val key_code = evt.getKeyCode
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	606	if (key_code == KeyEvent.VK_ESCAPE) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	607	if (dismissed()) evt.consume
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	608	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	609	case KeyEvent.KEY_TYPED =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	610	super.processKeyEvent(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	611	process(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	612	evt.consume
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	613	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	614	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	615	if (!evt.isConsumed) super.processKeyEvent(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	616	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	617	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	618	}
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	619	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	620
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	621
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	622	class Completion_Popup private(
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	623	opt_range: Option[Text.Range],
53246 8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	624	layered: JLayeredPane,
8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	625	location: Point,
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	626	font: Font,
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	627	items: List[Completion_Popup.Item]) extends JPanel(new BorderLayout)
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	628	{
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	629	completion =>
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	630
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	631	GUI_Thread.require {}
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	632
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	633	require(!items.isEmpty)
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	634	val multi = items.length > 1
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	635
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	636
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	637	/* actions */
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	638
53275 b34aac6511ab tuned signature; wenzelm parents: 53274 diff changeset	639	def complete(item: Completion.Item) { }
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	640	def propagate(evt: KeyEvent) { }
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	641	def shutdown(focus: Boolean) { }
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	642
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	643
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	644	/* list view */
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	645
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	646	private val list_view = new ListView(items)
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	647	list_view.font = font
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	648	list_view.selection.intervalMode = ListView.IntervalMode.Single
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	649	list_view.peer.setFocusTraversalKeysEnabled(false)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	650	list_view.peer.setVisibleRowCount(items.length min 8)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	651	list_view.peer.setSelectedIndex(0)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	652
53398 f8b150e8778b remove Swing input map, which might bind keys in unexpected ways (e.g. LEFT/RIGHT in singleton list); wenzelm parents: 53397 diff changeset	653	for (cond <-
f8b150e8778b remove Swing input map, which might bind keys in unexpected ways (e.g. LEFT/RIGHT in singleton list); wenzelm parents: 53397 diff changeset	654	List(JComponent.WHEN_FOCUSED,
f8b150e8778b remove Swing input map, which might bind keys in unexpected ways (e.g. LEFT/RIGHT in singleton list); wenzelm parents: 53397 diff changeset	655	JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT,
f8b150e8778b remove Swing input map, which might bind keys in unexpected ways (e.g. LEFT/RIGHT in singleton list); wenzelm parents: 53397 diff changeset	656	JComponent.WHEN_IN_FOCUSED_WINDOW)) list_view.peer.setInputMap(cond, null)
f8b150e8778b remove Swing input map, which might bind keys in unexpected ways (e.g. LEFT/RIGHT in singleton list); wenzelm parents: 53397 diff changeset	657
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	658	private def complete_selected(): Boolean =
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	659	{
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	660	list_view.selection.items.toList match {
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	661	case item :: _ => complete(item.item); true
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	662	case _ => false
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	663	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	664	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	665
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	666	private def move_items(n: Int)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	667	{
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	668	val i = list_view.peer.getSelectedIndex
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	669	val j = ((i + n) min (items.length - 1)) max 0
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	670	if (i != j) {
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	671	list_view.peer.setSelectedIndex(j)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	672	list_view.peer.ensureIndexIsVisible(j)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	673	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	674	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	675
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	676	private def move_pages(n: Int)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	677	{
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	678	val page_size = list_view.peer.getVisibleRowCount - 1
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	679	move_items(page_size * n)
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	680	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	681
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	682
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	683	/* event handling */
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	684
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	685	val inner_key_listener =
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	686	JEdit_Lib.key_listener(
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	687	key_pressed = (e: KeyEvent) =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	688	{
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	689	if (!e.isConsumed) {
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	690	e.getKeyCode match {
57833 2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	691	case KeyEvent.VK_ENTER if PIDE.options.bool("jedit_completion_select_enter") =>
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	692	if (complete_selected()) e.consume
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	693	hide_popup()
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	694	case KeyEvent.VK_TAB if PIDE.options.bool("jedit_completion_select_tab") =>
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	695	if (complete_selected()) e.consume
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	696	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	697	case KeyEvent.VK_ESCAPE =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	698	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	699	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	700	case KeyEvent.VK_UP \| KeyEvent.VK_KP_UP if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	701	move_items(-1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	702	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	703	case KeyEvent.VK_DOWN \| KeyEvent.VK_KP_DOWN if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	704	move_items(1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	705	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	706	case KeyEvent.VK_PAGE_UP if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	707	move_pages(-1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	708	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	709	case KeyEvent.VK_PAGE_DOWN if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	710	move_pages(1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	711	e.consume
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	712	case _ =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	713	if (e.isActionKey \|\| e.isAltDown \|\| e.isMetaDown \|\| e.isControlDown)
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	714	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	715	}
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	716	}
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	717	propagate(e)
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	718	},
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	719	key_typed = propagate _
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	720	)
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	721
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	722	list_view.peer.addKeyListener(inner_key_listener)
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	723
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	724	list_view.peer.addMouseListener(new MouseAdapter {
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	725	override def mouseClicked(e: MouseEvent) {
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	726	if (complete_selected()) e.consume
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	727	hide_popup()
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	728	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	729	})
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	730
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	731	list_view.peer.addFocusListener(new FocusAdapter {
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	732	override def focusLost(e: FocusEvent) { hide_popup() }
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	733	})
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	734
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	735
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	736	/* main content */
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	737
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	738	override def getFocusTraversalKeysEnabled = false
53297 64c31de7f21c border as for Pretty_Tooltip; wenzelm parents: 53296 diff changeset	739	completion.setBorder(new LineBorder(Color.BLACK))
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	740	completion.add((new ScrollPane(list_view)).peer.asInstanceOf[JComponent])
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	741
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	742
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	743	/* popup */
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	744
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	745	def active_range: Option[Text.Range] =
46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	746	if (isDisplayable) opt_range else None
46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	747
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	748	private val popup =
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	749	{
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	750	val screen = JEdit_Lib.screen_location(layered, location)
bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	751	val size =
53230 6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	752	{
6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	753	val geometry = JEdit_Lib.window_geometry(completion, completion)
6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	754	val bounds = Rendering.popup_bounds
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	755	val w = geometry.width min (screen.bounds.width * bounds).toInt min layered.getWidth
bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	756	val h = geometry.height min (screen.bounds.height * bounds).toInt min layered.getHeight
bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	757	new Dimension(w, h)
53230 6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	758	}
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	759	new Popup(layered, completion, screen.relative(layered, size), size)
53246 8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	760	}
8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	761
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	762	private def show_popup(focus: Boolean)
53246 8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	763	{
8d34caf5bf82 more elementary Popup via JLayeredPane -- avoid javax.swing.PopupFactory with its many problems and dangers of accidental HeavyWeightPopup (especially on Mac OS X); wenzelm parents: 53244 diff changeset	764	popup.show
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	765	if (focus) list_view.requestFocus
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	766	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	767
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	768	private def hide_popup()
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	769	{
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	770	shutdown(list_view.peer.isFocusOwner)
416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	771	popup.hide
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	772	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	773	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	774

author	blanchet
	Thu, 20 Nov 2014 17:29:18 +0100
changeset 59018	ec8ea2465d2a
parent 58767	30766b5fd0e1
child 59074	7836d927ffca
permissions	-rw-r--r--