/** Returns the contents of the next text field. */
public String getNextString() {
String theText;
if (stringField == null) return "";
TextField tf = (TextField) (stringField.elementAt(sfIndex));
theText = tf.getText();
if (macro) {
String label = (String) labels.get((Object) tf);
theText = Macro.getValue(macroOptions, label, theText);
if (theText != null
&& (theText.startsWith("&") || label.toLowerCase(Locale.US).startsWith(theText))) {
// Is the value a macro variable?
if (theText.startsWith("&")) theText = theText.substring(1);
Interpreter interp = Interpreter.getInstance();
String s = interp != null ? interp.getVariableAsString(theText) : null;
if (s != null) theText = s;
}
}
if (recorderOn) {
String s = theText;
if (s != null
&& s.length() >= 3
&& Character.isLetter(s.charAt(0))
&& s.charAt(1) == ':'
&& s.charAt(2) == '\\')
s = s.replaceAll("\\\\", "\\\\\\\\"); // replace "\" with "\\" in Windows file paths
if (!smartRecording || !s.equals((String) defaultStrings.elementAt(sfIndex)))
recordOption(tf, s);
else if (Recorder.getCommandOptions() == null) Recorder.recordOption(" ");
}
sfIndex++;
return theText;
}
/**
* Returns the contents of the next numeric field, or NaN if the field does not contain a number.
*/
public double getNextNumber() {
if (numberField == null) return -1.0;
TextField tf = (TextField) numberField.elementAt(nfIndex);
String theText = tf.getText();
String label = null;
if (macro) {
label = (String) labels.get((Object) tf);
theText = Macro.getValue(macroOptions, label, theText);
// IJ.write("getNextNumber: "+label+" "+theText);
}
String originalText = (String) defaultText.elementAt(nfIndex);
double defaultValue = ((Double) (defaultValues.elementAt(nfIndex))).doubleValue();
double value;
boolean skipRecording = false;
if (theText.equals(originalText)) {
value = defaultValue;
if (smartRecording) skipRecording = true;
} else {
Double d = getValue(theText);
if (d != null) value = d.doubleValue();
else {
// Is the value a macro variable?
if (theText.startsWith("&")) theText = theText.substring(1);
Interpreter interp = Interpreter.getInstance();
value = interp != null ? interp.getVariable2(theText) : Double.NaN;
if (Double.isNaN(value)) {
invalidNumber = true;
errorMessage = "\"" + theText + "\" is an invalid number";
value = Double.NaN;
if (macro) {
IJ.error(
"Macro Error",
"Numeric value expected in run() function\n \n"
+ " Dialog box title: \""
+ getTitle()
+ "\"\n"
+ " Key: \""
+ label.toLowerCase(Locale.US)
+ "\"\n"
+ " Value or variable name: \""
+ theText
+ "\"");
}
}
}
}
if (recorderOn && !skipRecording) {
recordOption(tf, trim(theText));
}
nfIndex++;
return value;
}
/**
* Adds a numeric field. The first word of the label must be unique or command recording will not
* work.
*
* @param label the label
* @param defaultValue value to be initially displayed
* @param digits number of digits to right of decimal point
* @param columns width of field in characters
* @param units a string displayed to the right of the field
*/
public void addNumericField(
String label, double defaultValue, int digits, int columns, String units) {
String label2 = label;
if (label2.indexOf('_') != -1) label2 = label2.replace('_', ' ');
Label theLabel = makeLabel(label2);
c.gridx = 0;
c.gridy = y;
c.anchor = GridBagConstraints.EAST;
c.gridwidth = 1;
if (firstNumericField) c.insets = getInsets(5, 0, 3, 0);
else c.insets = getInsets(0, 0, 3, 0);
grid.setConstraints(theLabel, c);
add(theLabel);
if (numberField == null) {
numberField = new Vector(5);
defaultValues = new Vector(5);
defaultText = new Vector(5);
}
if (IJ.isWindows()) columns -= 2;
if (columns < 1) columns = 1;
String defaultString = IJ.d2s(defaultValue, digits);
if (Double.isNaN(defaultValue)) defaultString = "";
TextField tf = new TextField(defaultString, columns);
if (IJ.isLinux()) tf.setBackground(Color.white);
tf.addActionListener(this);
tf.addTextListener(this);
tf.addFocusListener(this);
tf.addKeyListener(this);
numberField.addElement(tf);
defaultValues.addElement(new Double(defaultValue));
defaultText.addElement(tf.getText());
c.gridx = 1;
c.gridy = y;
c.anchor = GridBagConstraints.WEST;
tf.setEditable(true);
// if (firstNumericField) tf.selectAll();
firstNumericField = false;
if (units == null || units.equals("")) {
grid.setConstraints(tf, c);
add(tf);
} else {
Panel panel = new Panel();
panel.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0));
panel.add(tf);
panel.add(new Label(" " + units));
grid.setConstraints(panel, c);
add(panel);
}
if (Recorder.record || macro) saveLabel(tf, label);
y++;
}
public void textValueChanged(TextEvent e) {
notifyListeners(e);
if (slider == null) return;
Object source = e.getSource();
for (int i = 0; i < slider.size(); i++) {
int index = sliderIndexes[i];
if (source == numberField.elementAt(index)) {
TextField tf = (TextField) numberField.elementAt(index);
double value = Tools.parseDouble(tf.getText());
if (!Double.isNaN(value)) {
Scrollbar sb = (Scrollbar) slider.elementAt(i);
sb.setValue((int) (value * sliderScales[i]));
}
// IJ.log(i+" "+tf.getText());
}
}
}
/**
* Adds a slider (scroll bar) to the dialog box. Floating point values will be used if
* (maxValue-minValue)<=5.0 and either minValue or maxValue are non-integer.
*
* @param label the label
* @param minValue the minimum value of the slider
* @param maxValue the maximum value of the slider
* @param defaultValue the initial value of the slider
*/
public void addSlider(String label, double minValue, double maxValue, double defaultValue) {
if (defaultValue < minValue) defaultValue = minValue;
if (defaultValue > maxValue) defaultValue = maxValue;
int columns = 4;
int digits = 0;
double scale = 1.0;
if ((maxValue - minValue) <= 5.0
&& (minValue != (int) minValue
|| maxValue != (int) maxValue
|| defaultValue != (int) defaultValue)) {
scale = 20.0;
minValue *= scale;
maxValue *= scale;
defaultValue *= scale;
digits = 2;
}
String label2 = label;
if (label2.indexOf('_') != -1) label2 = label2.replace('_', ' ');
Label theLabel = makeLabel(label2);
c.gridx = 0;
c.gridy = y;
c.anchor = GridBagConstraints.EAST;
c.gridwidth = 1;
c.insets = new Insets(0, 0, 3, 0);
grid.setConstraints(theLabel, c);
add(theLabel);
if (slider == null) {
slider = new Vector(5);
sliderIndexes = new int[MAX_SLIDERS];
sliderScales = new double[MAX_SLIDERS];
}
Scrollbar s =
new Scrollbar(
Scrollbar.HORIZONTAL, (int) defaultValue, 1, (int) minValue, (int) maxValue + 1);
GUI.fix(s);
slider.addElement(s);
s.addAdjustmentListener(this);
s.setUnitIncrement(1);
if (numberField == null) {
numberField = new Vector(5);
defaultValues = new Vector(5);
defaultText = new Vector(5);
}
if (IJ.isWindows()) columns -= 2;
if (columns < 1) columns = 1;
TextField tf = new TextField(IJ.d2s(defaultValue / scale, digits), columns);
if (IJ.isLinux()) tf.setBackground(Color.white);
tf.addActionListener(this);
tf.addTextListener(this);
tf.addFocusListener(this);
tf.addKeyListener(this);
numberField.addElement(tf);
sliderIndexes[slider.size() - 1] = numberField.size() - 1;
sliderScales[slider.size() - 1] = scale;
defaultValues.addElement(new Double(defaultValue / scale));
defaultText.addElement(tf.getText());
tf.setEditable(true);
firstSlider = false;
Panel panel = new Panel();
GridBagLayout pgrid = new GridBagLayout();
GridBagConstraints pc = new GridBagConstraints();
panel.setLayout(pgrid);
pc.gridx = 0;
pc.gridy = 0;
pc.gridwidth = 1;
pc.ipadx = 85;
pc.anchor = GridBagConstraints.WEST;
pgrid.setConstraints(s, pc);
panel.add(s);
pc.ipadx = 0; // reset
// text field
pc.gridx = 1;
pc.insets = new Insets(5, 5, 0, 0);
pc.anchor = GridBagConstraints.EAST;
pgrid.setConstraints(tf, pc);
panel.add(tf);
grid.setConstraints(panel, c);
c.gridx = 1;
c.gridy = y;
c.gridwidth = 1;
c.anchor = GridBagConstraints.WEST;
c.insets = new Insets(0, 0, 0, 0);
grid.setConstraints(panel, c);
add(panel);
y++;
if (Recorder.record || macro) saveLabel(tf, label);
}