Java Utililty Methods JTextComponent Delete

List of utility methods to do JTextComponent Delete

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JTextComponent Delete

Description

The list of methods to do JTextComponent Delete are organized into topic(s).

Method

void appendText(JTextComponent fld, String s, String delimiter)
_more_

String t = fld.getText();
while (t.endsWith(" ")) {
 t = t.substring(0, t.length() - 1);
if ((t.length() > 0) && !t.endsWith(delimiter)) {
 t = t + delimiter;
t = t + s;
...

void delete(JTextComponent textComponent)
Deletes the selected text in a text component.

textComponent.replaceSelection(EMPTY);

void deleteLine(JTextComponent textComponent)
delete Line

char newLine = '\n';
String _newLine = "\n";
int caretIndex = textComponent.getCaretPosition();
String text = textComponent.getText();
StringBuilder sb = new StringBuilder(text);
int endOfLineIndexBefore = -1;
int endOfLineIndexAfter = sb.indexOf(_newLine, caretIndex);
char[] textChars = text.toCharArray();
...

void deleteSelection(JTextComponent textComponent)
delete Selection

textComponent.replaceSelection("");

void deleteWord(JTextComponent textComponent)
delete Word

char space = ' ';
String _space = " ";
int caretIndex = textComponent.getCaretPosition();
String text = textComponent.getText();
StringBuilder sb = new StringBuilder(text);
int startOfWordIndex = -1;
int endOfWordIndex = sb.indexOf(_space, caretIndex);
char[] textChars = text.toCharArray();
...

Rectangle modelToView(final JTextComponent scrollableComponent, int pos)
model To View

try {
 return scrollableComponent.modelToView(pos);
} catch (BadLocationException exception) {
 throw new RuntimeException(exception);