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[ui] KTIJ-30659 IJPL-149061 Fix copy/paste from quick-doc: remove extra spaces added by <wbr> tag and ensure <br> tags are converted to \n

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(cherry picked from commit 7846eb24f7a03ba0148135ed4ea1e9159b37c843)

IJ-CR-154570

GitOrigin-RevId: c5aa2eaa6c7221d9ee8869dfc602bc7fd4839c85
This commit is contained in:
Piotr Tomiak
2025-02-06 11:28:11 +01:00
committed by intellij-monorepo-bot
parent 27e21144a2
commit 4e157689c8
1 changed files with 47 additions and 6 deletions
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53
platform/util/ui/src/com/intellij/util/ui/JBHtmlEditorKit.java
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@@ -18,6 +18,7 @@ import java.awt.*;
import java.awt.event.MouseEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.net.URL;
import java.util.Iterator;
import java.util.List;
import java.util.Objects;
@@ -72,7 +73,7 @@ public class JBHtmlEditorKit extends HTMLEditorKit {
/**
* Toggle whether hyperlinks are underlined when hovered.
*
* <p>
* This is useful if another implementation needs to apply a different style
* to hyperlinks when hovered (this can be done by adding a {@link HyperlinkListener}
* to the {@link JEditorPane}).
@@ -224,34 +225,74 @@ public class JBHtmlEditorKit extends HTMLEditorKit {
@Override
public ParserCallback getReader(int pos) {
ParserCallback reader = super.getReader(pos);
Object desc = getProperty(StreamDescriptionProperty);
if (desc instanceof URL) {
setBase((URL)desc);
}
ParserCallback reader = new JBHtmlReader(pos);
return myDisableLinkedCss ? new CallbackWrapper(reader) : reader;
}
@Override
public ParserCallback getReader(int pos, int popDepth, int pushDepth, HTML.Tag insertTag) {
ParserCallback reader = super.getReader(pos, popDepth, pushDepth, insertTag);
Object desc = getProperty(StreamDescriptionProperty);
if (desc instanceof URL) {
setBase((URL)desc);
}
HTMLReader reader = new JBHtmlReader(pos, popDepth, pushDepth, insertTag);
return myDisableLinkedCss ? new CallbackWrapper(reader) : reader;
}
public void tryRunUnderWriteLock(Runnable runnable) {
if (getCurrentWriter() == Thread.currentThread()) {
runnable.run();
} else {
}
else {
try {
writeLock();
} catch (IllegalStateException e) {
}
catch (IllegalStateException e) {
// ignore, wrong thread
return;
}
try {
runnable.run();
} finally {
}
finally {
writeUnlock();
}
}
}
private final class JBHtmlReader extends HTMLReader {
private JBHtmlReader(int offset) {
super(offset);
}
private JBHtmlReader(int offset, int popDepth, int pushDepth, HTML.Tag insertTag) {
super(offset, popDepth, pushDepth, insertTag);
}
@Override
protected void addSpecialElement(HTML.Tag t, MutableAttributeSet a) {
int lastSize = parseBuffer.size();
super.addSpecialElement(t, a);
if (lastSize != parseBuffer.size()) {
if (t == HTML.Tag.BR) {
var elementSpec = parseBuffer.lastElement();
parseBuffer.set(parseBuffer.size() - 1, new ElementSpec(
elementSpec.getAttributes(), ElementSpec.ContentType, new char[]{'\n'}, 0, 1));
}
else if ("wbr".equals(t.toString())) {
var elementSpec = parseBuffer.lastElement();
parseBuffer.set(parseBuffer.size() - 1, new ElementSpec(
elementSpec.getAttributes(), ElementSpec.ContentType));
}
}
}
}
private static final class CallbackWrapper extends ParserCallback {
private final ParserCallback delegate;
private int depth;