Adding controls.SpellCheckignEditArea

src/main/java/org/luwrain/controls/SpellCheckingEditArea.java

@@ -0,0 +1,90 @@
+/*
+ Copyright 2012-2023 Michael Pozhidaev <[email protected]>
+
+ This file is part of LUWRAIN.
+
+ LUWRAIN is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public
+ License as published by the Free Software Foundation; either
+ version 3 of the License, or (at your option) any later version.
+
+ LUWRAIN is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+*/
+
+package org.luwrain.controls;
+
+import java.util.*;
+
+import org.luwrain.core.*;
+import org.luwrain.core.events.*;
+import org.luwrain.nlp.*;
+//import static org.luwrain.controls.EditUtils.*;
+
+import static org.luwrain.core.NullCheck.*;
+
+public class SpellCheckingEditArea extends EditArea
+{
+ protected final EditSpellChecking spellChecking;
+
+ public SpellCheckingEditArea(Luwrain luwrain, EditArea.Params params)
+ {
+ super(params);
+ this.spellChecking = new EditSpellChecking(luwrain);
+ this.changeListeners.add(spellChecking);
+ }
+
+ @Override public boolean onSystemEvent(SystemEvent event)
+ {
+ notNull(event, "event");
+ if (event.getType() != SystemEvent.Type.REGULAR)
+ return super.onSystemEvent(event);
+ switch(event.getCode())
+ {
+ case IDLE:
+ return onIdle(event);
+ default:
+ return super.onSystemEvent(event);
+ }
+ }
+
+ protected boolean onIdle(SystemEvent event)
+ {
+ final MarkedLines lines = getContent();
+ final int
+ x = getHotPointX(),
+ y = getHotPointY();
+ if (y >= lines.getLineCount())
+ return true;
+ final LineMarks marks = lines.getLineMarks(y);
+ if (marks == null)
+ return true;
+ final LineMarks.Mark[] atPoint = marks.findAtPos(x);
+ if (atPoint == null || atPoint.length == 0)
+ return true;
+ for(LineMarks.Mark m: atPoint)
+ {
+ if (m.getMarkObject() == null || !(m.getMarkObject() instanceof SpellProblem))
+ continue;
+ final SpellProblem p = (SpellProblem)m.getMarkObject();
+ context.message(p.getComment(), Luwrain.MessageType.ANNOUNCEMENT);
+ return true;
+ }
+ return true;
+ }
+
+ public boolean hasSpellProblems(int lineIndex)
+ {
+ if (getContent().getLineMarks(lineIndex) == null)
+ return false;
+ final LineMarks.Mark[] marks = getContent().getLineMarks(lineIndex).getMarks();
+ if (marks == null)
+ return false;
+ for(LineMarks.Mark m: marks)
+ if (m.getMarkObject() != null && m.getMarkObject() instanceof SpellProblem)
+ return true;
+ return false;
+ }
+}