private void addText(String str, String styleName, JTextPane pane) {
Document doc = pane.getDocument();
int len = doc.getLength();
try {
doc.insertString(len, str, pane.getStyle(styleName));
} catch (javax.swing.text.BadLocationException e) {
}
}
/**
* This function inserts or replaces the user's input in a string buffer, to create the text
* which would be on screen if we allowed it. We declare to throw bad location due to
* doc.getText, but since the paramters are coming from the farmework, that should never
* happen.... in theory. If insert is true we insert, if false we replace. Length parameter only
* used when replacing.
*/
private StringBuffer getTextPrototype(
boolean insert, FilterBypass fb, int offs, String str, int length)
throws BadLocationException {
Document doc = fb.getDocument();
String text = doc.getText(0, doc.getLength());
StringBuffer sb = new StringBuffer(text);
if (insert) {
sb.insert(offs, str);
} else {
sb.replace(offs, offs + length, str);
}
return sb;
} // end of getTextPrototype
/**
* Updates the shared value instance if updateValue is true. Always forces the redraw of
* everything.
*/
protected void doValueUpdate(FilterBypass fb) throws BadLocationException {
Document doc = fb.getDocument();
String text = doc.getText(0, doc.getLength());
if (text.isEmpty()) {
text = "0";
}
if (updateValue == true) {
try {
Double value = new Double(text);
double newValue = multiplier.getValueToBeSet(value.doubleValue());
cValue.setValue(newValue);
} catch (NumberFormatException e) {
// do nothing, since we allow '-'
}
}
topContainer.forceRedraw();
}
void updateTheLabel(DocumentEvent e) {
Document doc = (Document) e.getDocument();
String text = null;
try {
text = doc.getText(0, doc.getLength());
doc = null;
} catch (BadLocationException ex) {
text = null;
}
if (text != null) {
try {
double number = Double.parseDouble(text);
if (number > 1) {
label.setText(labelPair.getPlural());
} else {
label.setText(labelPair.getSingular());
}
} catch (NumberFormatException ex) {
// Do nothing
} finally {
text = null;
}
}
}