/** * 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); }