isabelle: src/Tools/jEdit/src/completion_popup.scala@0a2c0712e432 (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 =>
63528 0f39f59317c1 completion templates for commands involving "begin ... end" blocks; wenzelm parents: 62113 diff changeset	38	"<html><b>" + HTML.output(Symbol.print_newlines(a)) + "</b>" +
0f39f59317c1 completion templates for commands involving "begin ... end" blocks; wenzelm parents: 62113 diff changeset	39	HTML.output(bs.map(b => " " + Symbol.print_newlines(b)).mkString) + "</html>"
55978 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
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	123	def rendering(rendering: JEdit_Rendering, line_range: Text.Range): Option[Text.Info[Color]] =
55747 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 =>
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	131	val range0 =
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	132	Completion.Result.merge(Completion.History.empty,
61734 31633e503c17 more thorough completion rendering, e.g. "Un"; wenzelm parents: 61601 diff changeset	133	syntax_completion(Completion.History.empty, true, Some(rendering)),
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	134	Completion.Result.merge(Completion.History.empty,
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	135	path_completion(rendering),
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	136	Bibtex_JEdit.completion(Completion.History.empty, text_area, rendering)))
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	137	.map(_.range)
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	138	rendering.semantic_completion(range0, range) match {
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	139	case None => range0
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	140	case Some(Text.Info(_, Completion.No_Completion)) => None
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	141	case Some(Text.Info(range1, _: Completion.Names)) => Some(range1)
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	142	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	143	case _ => None
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	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	146	else None
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	147	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	148	}.map(range => Text.Info(range, rendering.completion_color))
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
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	151	/* syntax completion */
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	152
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	153	def syntax_completion(
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	154	history: Completion.History,
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	155	explicit: Boolean,
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	156	opt_rendering: Option[JEdit_Rendering]): Option[Completion.Result] =
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	157	{
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	158	val buffer = text_area.getBuffer
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	159	val decode = Isabelle_Encoding.is_active(buffer)
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	160
59074 7836d927ffca tuned signature; wenzelm parents: 58767 diff changeset	161	Isabelle.buffer_syntax(buffer) match {
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	162	case Some(syntax) =>
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	163	val context =
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	164	(for {
83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	165	rendering <- opt_rendering
56842 b6e266574b26 yet another completion option, to imitate old less ambitious behavior; wenzelm parents: 56841 diff changeset	166	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	167	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	168	context <- rendering.language_context(range)
83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	169	} yield context) getOrElse syntax.language_context
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	170
56589 71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	171	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	172	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	173	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	174	for {
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	175	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	176	result <-
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	177	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	178	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	179	} yield result
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	180
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	181	case None => None
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
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	185
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	186	/* path completion */
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	187
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	188	def path_completion(rendering: JEdit_Rendering): Option[Completion.Result] =
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	189	{
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	190	def complete(text: String): List[(String, List[String])] =
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	191	{
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	192	try {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	193	val path = Path.explode(text)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	194	val (dir, base_name) =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	195	if (text == "" \|\| text.endsWith("/")) (path, "")
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	196	else (path.dir, path.base.implode)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	197
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	198	val directory =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	199	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	200	val files = directory.listFiles
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	201	if (files == null) Nil
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	202	else {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	203	val ignore =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	204	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	205	map(s => Pattern.compile(StandardUtilities.globToRE(s)))
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	206	(for {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	207	file <- files.iterator
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	208
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	209	name = file.getName
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	210	if name.startsWith(base_name)
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	211	if !ignore.exists(pat => pat.matcher(name).matches)
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	212
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	213	text1 = (dir + Path.basic(name)).implode_short
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	214	if text != text1
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	215
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	216	is_dir = new JFile(directory, name).isDirectory
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	217	replacement = text1 + (if (is_dir) "/" else "")
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	218	descr = List(text1, if (is_dir) "(directory)" else "(file)")
52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	219	} 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	220	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	221	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	222	catch { case ERROR(_) => Nil }
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
63674 f97f2ad2486a proper completion of path cartouche (amending 5a7c919a4ada); wenzelm parents: 63528 diff changeset	225	def is_wrapped(s: String): Boolean =
f97f2ad2486a proper completion of path cartouche (amending 5a7c919a4ada); wenzelm parents: 63528 diff changeset	226	s.startsWith("\"") && s.endsWith("\"") \|\|
f97f2ad2486a proper completion of path cartouche (amending 5a7c919a4ada); wenzelm parents: 63528 diff changeset	227	s.startsWith(Symbol.open_decoded) && s.endsWith(Symbol.close_decoded)
f97f2ad2486a proper completion of path cartouche (amending 5a7c919a4ada); wenzelm parents: 63528 diff changeset	228
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	229	for {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	230	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	231	s1 <- JEdit_Lib.try_get_text(text_area.getBuffer, r1)
63674 f97f2ad2486a proper completion of path cartouche (amending 5a7c919a4ada); wenzelm parents: 63528 diff changeset	232	if is_wrapped(s1)
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	233	r2 = Text.Range(r1.start + 1, r1.stop - 1)
63674 f97f2ad2486a proper completion of path cartouche (amending 5a7c919a4ada); wenzelm parents: 63528 diff changeset	234	s2 = s1.substring(1, s1.length - 1)
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	235	if Path.is_valid(s2)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	236	paths = complete(s2)
59319 677615cba30d tuned; wenzelm parents: 59074 diff changeset	237	if paths.nonEmpty
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	238	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	239	} yield Completion.Result(r2, s2, false, items)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	240	}
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	241
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	242
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	243	/* completion action: text area */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	244
53275 b34aac6511ab tuned signature; wenzelm parents: 53274 diff changeset	245	private def insert(item: Completion.Item)
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	246	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	247	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	248
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	249	val buffer = text_area.getBuffer
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	250	val range = item.range
56863 5fdb61a9a010 allow empty original, e.g. path ""; wenzelm parents: 56844 diff changeset	251	if (buffer.isEditable) {
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	252	JEdit_Lib.buffer_edit(buffer) {
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	253	JEdit_Lib.try_get_text(buffer, range) match {
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	254	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	255	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	256
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	257	/rectangular selection as "tall caret"/
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	258	case selection : Selection.Rect
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	259	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	260	text_area.moveCaretPosition(range.stop)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	261	(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	262	.foreach(_ => text_area.backspace())
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	263	text_area.setSelectedText(selection, item.replacement)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	264	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	265
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	266	/other selections: rectangular, multiple range, .../
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	267	case selection
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	268	if selection != null &&
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	269	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	270	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	271	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	272	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	273
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	274	/no selection/
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	275	case _ =>
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	276	buffer.remove(range.start, range.length)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	277	buffer.insert(range.start, item.replacement)
ffbfc92e6508 special treatment for various kinds of selections: imitate normal flow of editing; wenzelm parents: 56197 diff changeset	278	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	279	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	280	case _ =>
142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	281	}
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	282	}
4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	283	}
4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	284	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	285
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	286	def action(
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	287	immediate: Boolean = false,
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	288	explicit: Boolean = false,
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	289	delayed: Boolean = false,
5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	290	word_only: Boolean = false): Boolean =
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	291	{
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	292	val view = text_area.getView
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	293	val layered = view.getLayeredPane
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	294	val buffer = text_area.getBuffer
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	295	val painter = text_area.getPainter
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	296
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	297	val history = PIDE.completion_history.value
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	298	val decode = Isabelle_Encoding.is_active(buffer)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	299
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	300	def open_popup(result: Completion.Result)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	301	{
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	302	val font =
55825 694833e3e4a0 tuned signature -- separate module Font_Info; wenzelm parents: 55813 diff changeset	303	painter.getFont.deriveFont(
694833e3e4a0 tuned signature -- separate module Font_Info; wenzelm parents: 55813 diff changeset	304	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	305
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	306	val range = result.range
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	307
9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	308	val loc1 = text_area.offsetToXY(range.start)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	309	if (loc1 != null) {
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	310	val loc2 =
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	311	SwingUtilities.convertPoint(painter,
58767 30766b5fd0e1 proper line height and text base line, like regular TextAreaPainter.PaintText; wenzelm parents: 58592 diff changeset	312	loc1.x, loc1.y + painter.getLineHeight, layered)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	313
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	314	val items = result.items.map(new Item(_))
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	315	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	316	new Completion_Popup(Some(range), layered, loc2, font, items)
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	317	{
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	318	override def complete(item: Completion.Item) {
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	319	PIDE.completion_history.update(item)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	320	insert(item)
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	321	}
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	322	override def propagate(evt: KeyEvent) {
56840 879fe16bd27c propagate more events, notably after hide_popup (e.g. LEFT, RIGHT); wenzelm parents: 56662 diff changeset	323	if (view.getKeyEventInterceptor == null)
879fe16bd27c propagate more events, notably after hide_popup (e.g. LEFT, RIGHT); wenzelm parents: 56662 diff changeset	324	JEdit_Lib.propagate_key(view, evt)
879fe16bd27c propagate more events, notably after hide_popup (e.g. LEFT, RIGHT); wenzelm parents: 56662 diff changeset	325	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	326	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	327	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	328	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	329	}
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	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	331	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	332	}
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	}
56171 15351577da10 clarified key event propagation, in accordance to outer_key_listener; wenzelm parents: 56170 diff changeset	334	if (evt.getID == KeyEvent.KEY_TYPED) input(evt)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	335	}
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	336	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	337	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	338	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	339	if (focus) text_area.requestFocus
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)
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	341	}
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	342	}
57127 a406e15c3cf7 make double-sure that old popup is dismissed, before replacing it; wenzelm parents: 57051 diff changeset	343	dismissed()
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	344	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	345	view.setKeyEventInterceptor(completion.inner_key_listener)
56606 68b7a6db4a32 avoid ooddity: invoke intended function instead of java.awt.Container.invalidate(); wenzelm parents: 56605 diff changeset	346	JEdit_Lib.invalidate_range(text_area, range)
56841 bc6faeadbf82 reduced cluttering of popups; wenzelm parents: 56840 diff changeset	347	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	348	completion.show_popup(false)
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	349	}
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	350	}
93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	351
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	352	if (buffer.isEditable) {
64882 c3b42ac0cf81 tuned signature; wenzelm parents: 64621 diff changeset	353	val opt_rendering = Document_View.get(text_area).map(_.get_rendering())
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	354	val result0 = syntax_completion(history, explicit, opt_rendering)
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	355	val (no_completion, semantic_completion) =
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	356	{
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	357	opt_rendering match {
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	358	case Some(rendering) =>
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	359	val caret_range = JEdit_Lib.before_caret_range(text_area, rendering)
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	360	rendering.semantic_completion(result0.map(_.range), caret_range) match {
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	361	case Some(Text.Info(_, Completion.No_Completion)) => (true, None)
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	362	case Some(Text.Info(range, names: Completion.Names)) =>
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	363	JEdit_Lib.try_get_text(buffer, range) match {
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	364	case Some(original) => (false, names.complete(range, history, decode, original))
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	365	case None => (false, None)
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	366	}
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	367	case None => (false, None)
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	368	}
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	369	case None => (false, None)
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	370	}
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	371	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	372	if (no_completion) false
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	373	else {
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	374	val result =
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	375	{
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	376	val result1 =
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	377	if (word_only) None
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	378	else Completion.Result.merge(history, semantic_completion, result0)
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	379	opt_rendering match {
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	380	case None => result1
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	381	case Some(rendering) =>
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	382	Completion.Result.merge(history, result1,
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	383	Completion.Result.merge(history,
65139 0a2c0712e432 clarified modules: spell-checker in Pure; wenzelm parents: 64882 diff changeset	384	JEdit_Spell_Checker.completion(text_area, explicit, rendering),
58592 b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	385	Completion.Result.merge(history,
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	386	path_completion(rendering),
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	387	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	388	}
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	389	}
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	390	result match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	391	case Some(result) =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	392	result.items match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	393	case List(item) if result.unique && item.immediate && immediate =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	394	insert(item)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	395	true
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	396	case _ :: _ if !delayed =>
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	397	open_popup(result)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	398	false
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	399	case _ => false
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	400	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	401	case None => false
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	402	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	403	}
55752 43d0e2a34c9d uniform insert vs. popup policy; wenzelm parents: 55749 diff changeset	404	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	405	else false
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	406	}
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	/* input key events */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	410
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	411	def input(evt: KeyEvent)
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	412	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	413	GUI_Thread.require {}
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	414
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	415	if (PIDE.options.bool("jedit_completion")) {
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	416	if (!evt.isConsumed) {
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	417	dismissed()
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	418	if (evt.getKeyChar != '\b') {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	419	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	420	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	421	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	422	input_delay.revoke()
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	423	action(immediate = immediate)
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	424	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	425	else {
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	426	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	427	input_delay.revoke()
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	428	else
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	429	input_delay.invoke()
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	430	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	431	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	432	}
53228 f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	433	}
f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	434	}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	435
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	436	private val input_delay =
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	437	GUI_Thread.delay_last(PIDE.options.seconds("jedit_completion_delay")) {
53322 a4cd032172e0 allow short words for explicit completion; wenzelm parents: 53297 diff changeset	438	action()
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	439	}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	440
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	441
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	442	/* dismiss popup */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	443
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	444	def dismissed(): Boolean =
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	445	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	446	GUI_Thread.require {}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	447
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	448	completion_popup match {
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	449	case Some(completion) =>
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	450	completion.hide_popup()
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	451	completion_popup = None
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	452	true
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	453	case None =>
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	454	false
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	455	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	456	}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	457
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	/* activation */
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	460
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	461	private val outer_key_listener =
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	462	JEdit_Lib.key_listener(key_typed = input _)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	463
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	464	private def activate()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	465	{
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	466	text_area.addKeyListener(outer_key_listener)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	467	}
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	private def deactivate()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	470	{
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	471	dismissed()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	472	text_area.removeKeyListener(outer_key_listener)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	473	}
53228 f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	474	}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	475
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	/ history text field /
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	479
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	480	class History_Text_Field(
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	481	name: String = null,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	482	instant_popups: Boolean = false,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	483	enter_adds_to_history: Boolean = true,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	484	syntax: Outer_Syntax = Outer_Syntax.init) extends
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	485	HistoryTextField(name, instant_popups, enter_adds_to_history)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	486	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	487	text_field =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	488
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	489	// 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	490	if (GUI.is_macos_laf) text_field.setCaret(new DefaultCaret)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	491
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	492	// owned by GUI thread
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	493	private var completion_popup: Option[Completion_Popup] = None
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	494
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	/* dismiss */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	497
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	498	private def dismissed(): Boolean =
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	499	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	500	completion_popup match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	501	case Some(completion) =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	502	completion.hide_popup()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	503	completion_popup = None
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	504	true
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	505	case None =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	506	false
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	507	}
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	/* insert */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	512
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	513	private def insert(item: Completion.Item)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	514	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	515	GUI_Thread.require {}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	516
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	517	val range = item.range
56863 5fdb61a9a010 allow empty original, e.g. path ""; wenzelm parents: 56844 diff changeset	518	if (text_field.isEditable) {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	519	val content = text_field.getText
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	520	JEdit_Lib.try_get_text(content, range) match {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	521	case Some(text) if text == item.original =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	522	text_field.setText(
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	523	content.substring(0, range.start) +
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	524	item.replacement +
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	525	content.substring(range.stop))
19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	526	text_field.getCaret.setDot(range.start + item.replacement.length + item.move)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	527	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	528	}
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
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	533	/* completion action: text field */
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	534
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	535	def action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	536	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	537	GUI.layered_pane(text_field) match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	538	case Some(layered) if text_field.isEditable =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	539	val history = PIDE.completion_history.value
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	540
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	541	val caret = text_field.getCaret.getDot
55813 08a1c860bc12 allow completion within a word (or symbol), like semantic completion; wenzelm parents: 55767 diff changeset	542	val text = text_field.getText
55748 2e1398b484aa no word completion within word context; wenzelm parents: 55747 diff changeset	543
55749 75a48dc4383e tuned signature; wenzelm parents: 55748 diff changeset	544	val context = syntax.language_context
55748 2e1398b484aa no word completion within word context; wenzelm parents: 55747 diff changeset	545
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	546	syntax.completion.complete(history, true, false, 0, text, caret, context) match {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	547	case Some(result) =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	548	val fm = text_field.getFontMetrics(text_field.getFont)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	549	val loc =
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	550	SwingUtilities.convertPoint(text_field, fm.stringWidth(text), fm.getHeight, layered)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	551
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	552	val items = result.items.map(new Item(_))
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	553	val completion =
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	554	new Completion_Popup(None, layered, loc, text_field.getFont, items)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	555	{
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	556	override def complete(item: Completion.Item) {
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	557	PIDE.completion_history.update(item)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	558	insert(item)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	559	}
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	560	override def propagate(evt: KeyEvent) {
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	561	if (!evt.isConsumed) text_field.processKeyEvent(evt)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	562	}
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	563	override def shutdown(focus: Boolean) { if (focus) text_field.requestFocus }
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	564	}
57127 a406e15c3cf7 make double-sure that old popup is dismissed, before replacing it; wenzelm parents: 57051 diff changeset	565	dismissed()
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	566	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	567	completion.show_popup(true)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	568
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	569	case None =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	570	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	571	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	572	}
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	/* process key event */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	577
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	578	private def process(evt: KeyEvent)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	579	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	580	if (PIDE.options.bool("jedit_completion")) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	581	dismissed()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	582	if (evt.getKeyChar != '\b') {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	583	val special = JEdit_Lib.special_key(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	584	if (PIDE.options.seconds("jedit_completion_delay").is_zero && !special) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	585	process_delay.revoke()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	586	action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	587	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	588	else process_delay.invoke()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	589	}
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	private val process_delay =
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	594	GUI_Thread.delay_last(PIDE.options.seconds("jedit_completion_delay")) {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	595	action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	596	}
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	override def processKeyEvent(evt0: KeyEvent)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	599	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	600	val evt = KeyEventWorkaround.processKeyEvent(evt0)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	601	if (evt != null) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	602	evt.getID match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	603	case KeyEvent.KEY_PRESSED =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	604	val key_code = evt.getKeyCode
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	605	if (key_code == KeyEvent.VK_ESCAPE) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	606	if (dismissed()) evt.consume
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	607	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	608	case KeyEvent.KEY_TYPED =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	609	super.processKeyEvent(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	610	process(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	611	evt.consume
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	612	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	613	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	614	if (!evt.isConsumed) super.processKeyEvent(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	615	}
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	}
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	618	}
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
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	620
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	621	class Completion_Popup private(
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	622	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	623	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	624	location: Point,
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	625	font: Font,
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	626	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	627	{
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	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	629
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	630	GUI_Thread.require {}
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	631
59319 677615cba30d tuned; wenzelm parents: 59074 diff changeset	632	require(items.nonEmpty)
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	633	val multi = items.length > 1
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	634
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	635
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	636	/* actions */
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	637
53275 b34aac6511ab tuned signature; wenzelm parents: 53274 diff changeset	638	def complete(item: Completion.Item) { }
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	639	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	640	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	641
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	/* 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	644
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	private val list_view = new ListView(items)
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	646	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	647	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	648	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	649	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	650	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	651
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	652	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	653	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	654	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	655	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	656
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	657	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	658	{
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	list_view.selection.items.toList match {
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	660	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	661	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	662	}
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	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	666	{
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	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	668	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	669	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	670	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	671	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	672	}
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	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	676	{
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	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	678	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	679	}
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	/* 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	683
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	684	val inner_key_listener =
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	685	JEdit_Lib.key_listener(
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	686	key_pressed = (e: KeyEvent) =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	687	{
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	688	if (!e.isConsumed) {
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	689	e.getKeyCode match {
57833 2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	690	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	691	if (complete_selected()) e.consume
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	692	hide_popup()
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	693	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	694	if (complete_selected()) e.consume
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	695	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	696	case KeyEvent.VK_ESCAPE =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	697	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	698	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	699	case KeyEvent.VK_UP \| KeyEvent.VK_KP_UP if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	700	move_items(-1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	701	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	702	case KeyEvent.VK_DOWN \| KeyEvent.VK_KP_DOWN if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	703	move_items(1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	704	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	705	case KeyEvent.VK_PAGE_UP if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	706	move_pages(-1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	707	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	708	case KeyEvent.VK_PAGE_DOWN if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	709	move_pages(1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	710	e.consume
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	711	case _ =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	712	if (e.isActionKey \|\| e.isAltDown \|\| e.isMetaDown \|\| e.isControlDown)
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	713	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	714	}
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	715	}
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	716	propagate(e)
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	717	},
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	718	key_typed = propagate _
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	719	)
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	720
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	721	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	722
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	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	724	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	725	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	726	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	727	}
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	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	731	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	732	})
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	/* 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	736
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	override def getFocusTraversalKeysEnabled = false
53297 64c31de7f21c border as for Pretty_Tooltip; wenzelm parents: 53296 diff changeset	738	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	739	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	740
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	/* 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	743
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	744	def active_range: Option[Text.Range] =
46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	745	if (isDisplayable) opt_range else None
46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	746
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	747	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	748	{
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	749	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	750	val size =
53230 6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	751	{
6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	752	val geometry = JEdit_Lib.window_geometry(completion, completion)
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	753	val bounds = JEdit_Rendering.popup_bounds
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	754	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	755	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	756	new Dimension(w, h)
53230 6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	757	}
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	758	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	759	}
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
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	761	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	762	{
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	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	764	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	765	}
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
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	767	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	768	{
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	769	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	770	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	771	}
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	}

author	wenzelm
	Tue, 07 Mar 2017 14:33:14 +0100
changeset 65139	0a2c0712e432
parent 64882	c3b42ac0cf81
child 65239	509a9b0ad02e
permissions	-rw-r--r--