public static void checkSteno(
Settings settingsObj, StenoData stenoObj, javax.swing.JTextArea ta) {
if (settingsObj.getStenoActivated()) {
int caret = ta.getCaretPosition();
if (caret > 2) {
try {
String text = ta.getText();
int longest = stenoObj.retrieveLongestAbbrLength();
int start = caret - longest - 1;
int start2 = text.lastIndexOf(System.lineSeparator(), caret - 2);
if (start2 > start) {
start = start2;
}
String searchstring = text.substring(start, caret);
String abbr = stenoObj.findAbbreviationFromText(searchstring);
if (abbr != null) {
String longword = stenoObj.getStenoWord(abbr);
if (longword != null) {
StringBuilder sb = new StringBuilder(text);
sb.replace(caret - abbr.length(), caret, longword);
ta.setText(sb.toString());
caret = caret - abbr.length() + longword.length();
ta.setCaretPosition(caret);
} else {
if (!ta.getName().equals("jTextAreaAuthor")) {
ta.replaceSelection("\t");
}
}
} else {
if (!ta.getName().equals("jTextAreaAuthor")) {
ta.replaceSelection("\t");
}
}
} catch (IndexOutOfBoundsException | IllegalArgumentException ex) {
}
} else {
if (!ta.getName().equals("jTextAreaAuthor")) {
ta.replaceSelection("\t");
}
}
} else {
if (!ta.getName().equals("jTextAreaAuthor")) {
ta.replaceSelection("\t");
}
}
}
@Override
public void replaceSelection(String content) {
getDocument().removeDocumentListener(LWTextAreaPeer.this);
super.replaceSelection(content);
// post only one text event in this case
postTextEvent();
getDocument().addDocumentListener(LWTextAreaPeer.this);
}
public void replace() {
try {
find();
if (select_start != -1) txt.replaceSelection(textR.getText());
} catch (NullPointerException e) {
System.out.print("Null Pointer Exception: " + e);
}
}
/**
* Finds the next instance of the regular expression specified from the caret position. If a match
* is found, it is replaced with the specified replacement string.
*
* @param textArea The text area in which to search.
* @param toFind The regular expression to search for.
* @param replaceWith The string to replace the found regex with.
* @param forward Whether to search forward from the caret position or backward from it.
* @param matchCase Whether the search should be case-sensitive.
* @param wholeWord Whether there should be spaces or tabs on either side of the match.
* @return Whether a match was found (and thus replaced).
* @throws PatternSyntaxException If <code>toFind</code> is not a valid regular expression.
* @throws IndexOutOfBoundsException If <code>replaceWith</code> references an invalid group (less
* than zero or greater than the number of groups matched).
* @see #replace
* @see #find
*/
protected static boolean regexReplace(
JTextArea textArea,
String toFind,
String replaceWith,
boolean forward,
boolean matchCase,
boolean wholeWord)
throws PatternSyntaxException {
// Be smart about what position we're "starting" at. For example,
// if they are searching backwards and there is a selection such that
// the dot is past the mark, and the selection is the text for which
// you're searching, this search will find and return the current
// selection. So, in that case we start at the beginning of the
// selection.
Caret c = textArea.getCaret();
int start = makeMarkAndDotEqual(textArea, forward);
String findIn = getFindInText(textArea, start, forward);
if (findIn == null) return false;
// Find the next location of the text we're searching for.
RegExReplaceInfo info =
getRegExReplaceInfo(toFind, findIn, forward, matchCase, wholeWord, replaceWith);
findIn = null; // May help garbage collecting.
// If a match was found, do the replace and return!
if (info != null) {
// Without this, if JTextArea isn't in focus, selection won't
// appear selected.
c.setSelectionVisible(true);
int matchStart = info.getStartIndex();
int matchEnd = info.getEndIndex();
if (forward) {
matchStart += start;
matchEnd += start;
}
selectAndPossiblyCenter(textArea, matchStart, matchEnd);
textArea.replaceSelection(info.getReplacement());
return true;
}
// No match.
return false;
}
public void deleteMenuAction(ActionEvent event) {
if (sourceArea != null) {
sourceArea.replaceSelection("");
}
}
