isabelle: src/Tools/jEdit/src/completion_popup.scala@e03ff7e831cc (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 =>
66117 e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	128	val caret = text_area.getCaretPosition
e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	129	if (line_range.contains(caret)) {
e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	130	rendering.before_caret_range(caret).try_restrict(line_range) match {
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	131	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	132	val range0 =
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	133	Completion.Result.merge(Completion.History.empty,
61734 31633e503c17 more thorough completion rendering, e.g. "Un"; wenzelm parents: 61601 diff changeset	134	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	135	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	136	path_completion(rendering),
66120 e03ff7e831cc clarified modules; wenzelm parents: 66117 diff changeset	137	JEdit_Bibtex.completion(Completion.History.empty, rendering, caret)))
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	138	.map(_.range)
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	139	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	140	case None => range0
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	141	case Some(Text.Info(_, Completion.No_Completion)) => None
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	142	case Some(Text.Info(range1, _: Completion.Names)) => Some(range1)
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	143	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	144	case _ => None
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	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	147	else None
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	148	}
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	149	}.map(range => Text.Info(range, rendering.completion_color))
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
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	152	/* syntax completion */
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	153
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	154	def syntax_completion(
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	155	history: Completion.History,
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	156	explicit: Boolean,
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	157	opt_rendering: Option[JEdit_Rendering]): Option[Completion.Result] =
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	158	{
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	159	val buffer = text_area.getBuffer
66055 07175635f78c tuned; wenzelm parents: 66054 diff changeset	160	val unicode = Isabelle_Encoding.is_active(buffer)
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	161
59074 7836d927ffca tuned signature; wenzelm parents: 58767 diff changeset	162	Isabelle.buffer_syntax(buffer) match {
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	163	case Some(syntax) =>
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	164	val context =
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	165	(for {
83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	166	rendering <- opt_rendering
56842 b6e266574b26 yet another completion option, to imitate old less ambitious behavior; wenzelm parents: 56841 diff changeset	167	if PIDE.options.bool("jedit_completion_context")
66117 e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	168	caret_range = rendering.before_caret_range(text_area.getCaretPosition)
66054 fb0eea226a4d more uniform syntax_completion + semantic_completion; wenzelm parents: 65999 diff changeset	169	context <- rendering.language_context(caret_range)
56587 83777a91f5de clarified before_caret_range: prevent continuation on next line; wenzelm parents: 56586 diff changeset	170	} yield context) getOrElse syntax.language_context
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	171
56589 71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	172	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	173	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	174	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	175	for {
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	176	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	177	result <-
71c5d1f516c0 more robust JEdit_Lib.line_range, according to usual jEdit confusion at end of last line; wenzelm parents: 56587 diff changeset	178	syntax.completion.complete(
66055 07175635f78c tuned; wenzelm parents: 66054 diff changeset	179	history, unicode, 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	180	} yield result
55747 bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	181
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	182	case None => None
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
bef19c929ba5 more completion rendering: active, semantic, syntactic; wenzelm parents: 55712 diff changeset	186
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	187	/* path completion */
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	188
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	189	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	190	{
56844 52e5bf245b2a standardize to implode_short form; wenzelm parents: 56843 diff changeset	191	def complete(text: String): List[(String, List[String])] =
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	192	{
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	193	try {
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	194	val path = Path.explode(text)
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	195	val (dir, base_name) =
b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	196	if (text == "" \|\| text.endsWith("/")) (path, "")
65999 ee4cf96a9406 tuned signature; wenzelm parents: 65488 diff changeset	197	else (path.dir, path.base_name)
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	198
65488 331f09d9535e tuned signature; wenzelm parents: 65239 diff changeset	199	val directory = new JFile(PIDE.resources.append(rendering.snapshot.node_name, dir))
56843 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 {
66117 e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	230	r1 <- rendering.language_path(rendering.before_caret_range(text_area.getCaretPosition))
56843 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
65239 509a9b0ad02e avoid global variables with implicit initialization; wenzelm parents: 65139 diff changeset	297	val history = PIDE.plugin.completion_history.value
66055 07175635f78c tuned; wenzelm parents: 66054 diff changeset	298	val unicode = Isabelle_Encoding.is_active(buffer)
55693 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) {
65239 509a9b0ad02e avoid global variables with implicit initialization; wenzelm parents: 65139 diff changeset	319	PIDE.plugin.completion_history.update(item)
55693 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) {
66117 e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	353	val caret = text_area.getCaretPosition
64882 c3b42ac0cf81 tuned signature; wenzelm parents: 64621 diff changeset	354	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	355	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	356	val (no_completion, semantic_completion) =
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	357	{
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	358	opt_rendering match {
15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	359	case Some(rendering) =>
66055 07175635f78c tuned; wenzelm parents: 66054 diff changeset	360	rendering.semantic_completion_result(history, unicode, result0.map(_.range),
66117 e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	361	rendering.before_caret_range(caret))
61601 15952a05133c syntactic completion may supersede semantic completion, e.g. relevant for "\undefined" vs. "undefined" in ML; wenzelm parents: 59319 diff changeset	362	case None => (false, None)
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	363	}
55693 93ba0085e888 try explicit semantic completion before syntax completion; wenzelm parents: 55692 diff changeset	364	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	365	if (no_completion) false
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	366	else {
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	367	val result =
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 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	val result1 =
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	370	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	371	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	372	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	373	case None => result1
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	374	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	375	Completion.Result.merge(history, result1,
56843 b2bfcd8cda80 support for path completion based on file-system content; wenzelm parents: 56842 diff changeset	376	Completion.Result.merge(history,
66117 e6f808d1307c tuned signature; wenzelm parents: 66114 diff changeset	377	JEdit_Spell_Checker.completion(rendering, explicit, caret),
58592 b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	378	Completion.Result.merge(history,
b0fff34d3247 completion for bibtex entries; wenzelm parents: 58549 diff changeset	379	path_completion(rendering),
66120 e03ff7e831cc clarified modules; wenzelm parents: 66117 diff changeset	380	JEdit_Bibtex.completion(history, rendering, caret))))
56564 94c55cc73747 added spell-checker completion dialog, without counting frequency of items due to empty name; wenzelm parents: 56326 diff changeset	381	}
56586 5ef60881681d explicit menu action to complete word; wenzelm parents: 56576 diff changeset	382	}
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	383	result match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	384	case Some(result) =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	385	result.items match {
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	386	case List(item) if result.unique && item.immediate && immediate =>
79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	387	insert(item)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	388	true
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	389	case _ :: _ if !delayed =>
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	390	open_popup(result)
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	391	false
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	392	case _ => false
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	393	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	394	case None => false
56175 79c29244b377 merge semantic and syntax completion; wenzelm parents: 56173 diff changeset	395	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	396	}
55752 43d0e2a34c9d uniform insert vs. popup policy; wenzelm parents: 55749 diff changeset	397	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	398	else false
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	399	}
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	400
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	401
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	402	/* input key events */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	403
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	404	def input(evt: KeyEvent)
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	405	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	406	GUI_Thread.require {}
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	407
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	408	if (PIDE.options.bool("jedit_completion")) {
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	409	if (!evt.isConsumed) {
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	410	dismissed()
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	411	if (evt.getKeyChar != '\b') {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	412	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	413	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	414	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	415	input_delay.revoke()
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	416	action(immediate = immediate)
53397 b179cdfa9d82 no completion on backspace -- too intrusive, e.g. when deleting keywords; wenzelm parents: 53337 diff changeset	417	}
56326 c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	418	else {
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	419	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	420	input_delay.revoke()
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	421	else
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	422	input_delay.invoke()
c3d7b3bb2708 immediate completion even with delay, which is the default according to 638b29331549; wenzelm parents: 56325 diff changeset	423	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	424	}
53242 142f4fff4e40 tuned signature; wenzelm parents: 53237 diff changeset	425	}
53228 f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	426	}
f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	427	}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	428
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	429	private val input_delay =
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	430	GUI_Thread.delay_last(PIDE.options.seconds("jedit_completion_delay")) {
53322 a4cd032172e0 allow short words for explicit completion; wenzelm parents: 53297 diff changeset	431	action()
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	432	}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	433
473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	434
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	435	/* dismiss popup */
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	436
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	437	def dismissed(): Boolean =
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	438	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	439	GUI_Thread.require {}
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	440
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	441	completion_popup match {
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	442	case Some(completion) =>
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	443	completion.hide_popup()
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	444	completion_popup = None
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	445	true
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	446	case None =>
f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	447	false
53273 473ea1ed7503 some completion options; wenzelm parents: 53272 diff changeset	448	}
53292 f567c1c7b180 option to insert unique completion immediately into buffer; wenzelm parents: 53275 diff changeset	449	}
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	450
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	451
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	452	/* activation */
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	453
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	454	private val outer_key_listener =
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	455	JEdit_Lib.key_listener(key_typed = input _)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	456
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	457	private def activate()
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	text_area.addKeyListener(outer_key_listener)
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
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	462	private def deactivate()
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	dismissed()
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	465	text_area.removeKeyListener(outer_key_listener)
1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	466	}
53228 f6c6688961db some key event handling in the manner of SideKickBindings, SideKickCompletionPopup; wenzelm parents: 53226 diff changeset	467	}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	468
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	469
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	470
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	471	/ history text field /
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	472
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	473	class History_Text_Field(
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	474	name: String = null,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	475	instant_popups: Boolean = false,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	476	enter_adds_to_history: Boolean = true,
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	477	syntax: Outer_Syntax = Outer_Syntax.init) extends
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	478	HistoryTextField(name, instant_popups, enter_adds_to_history)
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	text_field =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	481
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	482	// 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	483	if (GUI.is_macos_laf) text_field.setCaret(new DefaultCaret)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	484
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	485	// owned by GUI thread
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	486	private var completion_popup: Option[Completion_Popup] = None
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	487
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	488
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	489	/* dismiss */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	490
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	491	private def dismissed(): Boolean =
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	492	{
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	493	completion_popup match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	494	case Some(completion) =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	495	completion.hide_popup()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	496	completion_popup = None
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	497	true
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	498	case None =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	499	false
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	500	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	501	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	502
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	503
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	504	/* insert */
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	505
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	506	private def insert(item: Completion.Item)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	507	{
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	508	GUI_Thread.require {}
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	509
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	510	val range = item.range
56863 5fdb61a9a010 allow empty original, e.g. path ""; wenzelm parents: 56844 diff changeset	511	if (text_field.isEditable) {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	512	val content = text_field.getText
66114 c137a9f038a6 clarified signature; wenzelm parents: 66055 diff changeset	513	range.try_substring(content) match {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	514	case Some(text) if text == item.original =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	515	text_field.setText(
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	516	content.substring(0, range.start) +
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	517	item.replacement +
55692 19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	518	content.substring(range.stop))
19e8b00684f7 more explicit Completion.Item.range, independently of caret; wenzelm parents: 55690 diff changeset	519	text_field.getCaret.setDot(range.start + item.replacement.length + item.move)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	520	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	521	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	522	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	523	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	524
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	525
56170 638b29331549 allow implicit semantic completion, notably after delay that exceeds usual round-trip time; wenzelm parents: 55978 diff changeset	526	/* completion action: text field */
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	527
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	528	def action()
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	GUI.layered_pane(text_field) match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	531	case Some(layered) if text_field.isEditable =>
65239 509a9b0ad02e avoid global variables with implicit initialization; wenzelm parents: 65139 diff changeset	532	val history = PIDE.plugin.completion_history.value
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	533
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	534	val caret = text_field.getCaret.getDot
55813 08a1c860bc12 allow completion within a word (or symbol), like semantic completion; wenzelm parents: 55767 diff changeset	535	val text = text_field.getText
55748 2e1398b484aa no word completion within word context; wenzelm parents: 55747 diff changeset	536
55749 75a48dc4383e tuned signature; wenzelm parents: 55748 diff changeset	537	val context = syntax.language_context
55748 2e1398b484aa no word completion within word context; wenzelm parents: 55747 diff changeset	538
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	539	syntax.completion.complete(history, true, false, 0, text, caret, context) match {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	540	case Some(result) =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	541	val fm = text_field.getFontMetrics(text_field.getFont)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	542	val loc =
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	543	SwingUtilities.convertPoint(text_field, fm.stringWidth(text), fm.getHeight, layered)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	544
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	545	val items = result.items.map(new Item(_))
55711 9e3d64e5919a paint completion range of active popup; wenzelm parents: 55693 diff changeset	546	val completion =
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	547	new Completion_Popup(None, layered, loc, text_field.getFont, items)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	548	{
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	549	override def complete(item: Completion.Item) {
65239 509a9b0ad02e avoid global variables with implicit initialization; wenzelm parents: 65139 diff changeset	550	PIDE.plugin.completion_history.update(item)
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	551	insert(item)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	552	}
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	553	override def propagate(evt: KeyEvent) {
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	554	if (!evt.isConsumed) text_field.processKeyEvent(evt)
56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	555	}
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	556	override def shutdown(focus: Boolean) { if (focus) text_field.requestFocus }
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	557	}
57127 a406e15c3cf7 make double-sure that old popup is dismissed, before replacing it; wenzelm parents: 57051 diff changeset	558	dismissed()
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	559	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	560	completion.show_popup(true)
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	561
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	562	case None =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	563	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	564	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	565	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	566	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	567
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	/* process key event */
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	private def process(evt: KeyEvent)
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	if (PIDE.options.bool("jedit_completion")) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	574	dismissed()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	575	if (evt.getKeyChar != '\b') {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	576	val special = JEdit_Lib.special_key(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	577	if (PIDE.options.seconds("jedit_completion_delay").is_zero && !special) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	578	process_delay.revoke()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	579	action()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	580	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	581	else process_delay.invoke()
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	582	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	583	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	584	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	585
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	586	private val process_delay =
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	587	GUI_Thread.delay_last(PIDE.options.seconds("jedit_completion_delay")) {
53784 322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	588	action()
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	override def processKeyEvent(evt0: KeyEvent)
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	val evt = KeyEventWorkaround.processKeyEvent(evt0)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	594	if (evt != null) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	595	evt.getID match {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	596	case KeyEvent.KEY_PRESSED =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	597	val key_code = evt.getKeyCode
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	598	if (key_code == KeyEvent.VK_ESCAPE) {
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	599	if (dismissed()) evt.consume
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	600	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	601	case KeyEvent.KEY_TYPED =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	602	super.processKeyEvent(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	603	process(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	604	evt.consume
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	605	case _ =>
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	606	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	607	if (!evt.isConsumed) super.processKeyEvent(evt)
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	608	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	609	}
322a3ff42b33 completion popup for history text field; wenzelm parents: 53407 diff changeset	610	}
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	611	}
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	612
53233 4b422e5d64fd some actual completion via outer syntax; wenzelm parents: 53232 diff changeset	613
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	614	class Completion_Popup private(
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	615	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	616	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	617	location: Point,
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	618	font: Font,
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	619	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	620	{
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	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	622
57612 990ffb84489b clarified module name: facilitate alternative GUI frameworks; wenzelm parents: 57588 diff changeset	623	GUI_Thread.require {}
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	624
59319 677615cba30d tuned; wenzelm parents: 59074 diff changeset	625	require(items.nonEmpty)
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	626	val multi = items.length > 1
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	627
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	628
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	629	/* actions */
4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	630
53275 b34aac6511ab tuned signature; wenzelm parents: 53274 diff changeset	631	def complete(item: Completion.Item) { }
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	632	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	633	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	634
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	635
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	636	/* 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	637
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	638	private val list_view = new ListView(items)
53272 0dfd78ff7696 more abstract Completion_Popup.Text_Area; wenzelm parents: 53247 diff changeset	639	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	640	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	641	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	642	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	643	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	644
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	645	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	646	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	647	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	648	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	649
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	650	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	651	{
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	652	list_view.selection.items.toList match {
55978 56645c447ee9 tuned description and its rendering; wenzelm parents: 55914 diff changeset	653	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	654	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	655	}
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	656	}
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
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	658	private def 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	659	{
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	660	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	661	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	662	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	663	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	664	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	665	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	666	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	667
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	668	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	669	{
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	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	671	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	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	/* 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	676
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	677	val inner_key_listener =
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	678	JEdit_Lib.key_listener(
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	679	key_pressed = (e: KeyEvent) =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	680	{
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	681	if (!e.isConsumed) {
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	682	e.getKeyCode match {
57833 2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	683	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	684	if (complete_selected()) e.consume
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	685	hide_popup()
2c2bae3da1c2 completion popup supports both ENTER and TAB (default); wenzelm parents: 57612 diff changeset	686	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	687	if (complete_selected()) e.consume
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	688	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	689	case KeyEvent.VK_ESCAPE =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	690	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	691	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	692	case KeyEvent.VK_UP \| KeyEvent.VK_KP_UP if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	693	move_items(-1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	694	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	695	case KeyEvent.VK_DOWN \| KeyEvent.VK_KP_DOWN if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	696	move_items(1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	697	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	698	case KeyEvent.VK_PAGE_UP if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	699	move_pages(-1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	700	e.consume
53405 ed2b48af04d9 interpret keys more movement only when needed; wenzelm parents: 53398 diff changeset	701	case KeyEvent.VK_PAGE_DOWN if multi =>
53407 2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	702	move_pages(1)
2add7d4c85bd tuned; wenzelm parents: 53405 diff changeset	703	e.consume
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	704	case _ =>
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	705	if (e.isActionKey \|\| e.isAltDown \|\| e.isMetaDown \|\| e.isControlDown)
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	706	hide_popup()
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	707	}
9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	708	}
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	709	propagate(e)
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	710	},
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	711	key_typed = propagate _
53226 9cf8e2263ca7 more systematic JEdit_Lib.key_listener with optional KeyEventWorkaround; wenzelm parents: 53023 diff changeset	712	)
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	713
53274 1760c01f1c78 maintain Completion_Popup.Text_Area as client property like Document_View; wenzelm parents: 53273 diff changeset	714	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	715
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	716	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	717	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	718	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	719	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	720	}
f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	721	})
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.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	724	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	725	})
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
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	/* 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	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	override def getFocusTraversalKeysEnabled = false
53297 64c31de7f21c border as for Pretty_Tooltip; wenzelm parents: 53296 diff changeset	731	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	732	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	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	/* 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	736
56605 46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	737	def active_range: Option[Text.Range] =
46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	738	if (isDisplayable) opt_range else None
46313aafaf87 tuned; wenzelm parents: 56593 diff changeset	739
53023 f127e949389f Completion popup based on javax.swing.PopupFactory, which has better cross-platform chances than JWindow (cf. org/gjt/jedit/gui/CompletionPopup.java); wenzelm parents: diff changeset	740	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	741	{
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	742	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	743	val size =
53230 6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	744	{
6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	745	val geometry = JEdit_Lib.window_geometry(completion, completion)
64621 7116f2634e32 clarified module name; wenzelm parents: 63674 diff changeset	746	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	747	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	748	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	749	new Dimension(w, h)
53230 6589ff56cc3c determine completion geometry like tooltip; wenzelm parents: 53229 diff changeset	750	}
53247 bd595338ca18 uniform use of isabelle.jEdit.Popup, based on generic screen location operations; wenzelm parents: 53246 diff changeset	751	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	752	}
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	753
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	754	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	755	{
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	756	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	757	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	758	}
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	759
53232 4a3762693452 tuned signature; wenzelm parents: 53231 diff changeset	760	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	761	{
56197 416f7a00e4cb back to KeyEventInterceptor (see 423e29f1f304), but without focus change, which helps to avoid loosing key events due to quick opening and closing of popups; wenzelm parents: 56177 diff changeset	762	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	763	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	764	}
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	}

author	wenzelm
	Mon, 19 Jun 2017 21:15:06 +0200
changeset 66120	e03ff7e831cc
parent 66117	e6f808d1307c
child 66151	26eecd42cbc5
permissions	-rw-r--r--