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| /**
* Panel for data types entries, including number of datas and ranges for each datas
*/
public class DataTypesPanel extends JPanel implements ChangeListener {
//*****************************
// ATTRIBUTES
//*****************************
private JSpinner numberOfDatasSpin;
private DataRangesPanel dataRangesPanel;
//*****************************
// CONSTRUCTOR
//*****************************
public DataTypesPanel(int _numberOfDatas) {
super();
this.setLayout(new GridBagLayout());
TitledBorder thisBorder = new TitledBorder("Données");
this.setBorder(thisBorder);
numberOfDatasSpin = new JSpinner(new SpinnerNumberModel(_numberOfDatas, 1, Integer.MAX_VALUE, 1));
numberOfDatasSpin.addChangeListener(this);
TitledBorder numberBorder = new TitledBorder("Nombre de données");
numberOfDatasSpin.setBorder(numberBorder);
GridBagConstraints gbcNODS = new GridBagConstraints();
gbcNODS.gridx = 0;
gbcNODS.gridy = 0;
gbcNODS.gridwidth = 1;
gbcNODS.gridheight = 1;
this.add(numberOfDatasSpin, gbcNODS);
dataRangesPanel = new DataRangesPanel(_numberOfDatas);
GridBagConstraints gbcDRP = new GridBagConstraints();
gbcDRP.gridx = 1;
gbcDRP.gridy = 0;
gbcDRP.gridwidth = 1;
gbcDRP.gridheight = 1;
this.add(dataRangesPanel, gbcDRP);
}
/**
* Change the number of DataRangePanel when JSpinner numberOfDatasSpin's
* state changed
* @param e
*/
@Override
public void stateChanged(ChangeEvent e){
int number = (int)((JSpinner)e.getSource()).getValue();
if (number < dataRangesPanel.numberOfPanels()) {
for (int i = number; i < dataRangesPanel.numberOfPanels(); ) { // no incrementaion !!! Size automatically decrease, incredible !!!
dataRangesPanel.removeDataRange();
}
}
else if (number > dataRangesPanel.numberOfPanels()) {
for (int i = dataRangesPanel.numberOfPanels(); i < number; i++) {
dataRangesPanel.addDataRange();
}
}
dataRangesPanel.setPreferredSize(dataRangesPanel.getPreferredSize());
this.setPreferredSize(this.getPreferredSize());
repaint();
}
//*****************************
// INTERNAL CLASSES
//*****************************
public class DataRangesPanel extends JPanel {
//****************************
// ATTRIBUTES
//****************************
private ArrayList<DataRangePanel> dataRanges = new ArrayList<>();
JScrollPane jsp;
//****************************
// CONSTRUCTOR
//****************************
public DataRangesPanel(int _numberOfDatas) {
super();
TitledBorder thisBorder = new TitledBorder("Echelles de valeur");
this.setBorder(thisBorder);
this.setLayout(new GridLayout(0, 1));
jsp = new JScrollPane(this);
jsp.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
jsp.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
// Creation and addition of all DataRangePanel
for (int i = 0; i < _numberOfDatas; i++)
addDataRange();
}
//****************************
// METHODS
//****************************
/**
* Create a new data internal DataRangePanel and add it to this panel
*/
public void addDataRange() {
int index = dataRanges.size();
System.out.println("Add dataRange : " + index);
dataRanges.add(new DataRangePanel(index));
this.add(dataRanges.get(index));
this.setPreferredSize(this.getPreferredSize());
repaint();
}
/**
* Remove last DataRangePanel of this panel
*/
public void removeDataRange() {
int index = dataRanges.size() - 1;
this.remove(dataRanges.get(index));
dataRanges.remove(index);
this.setPreferredSize(this.getPreferredSize());
repaint();
}
/**
*
* @return the array of DataType obtained from the entries
*/
public DataType[] getDataTypes() {
DataType[] dataTypes = new DataType[dataRanges.size()];
for (int i = 0; i < dataTypes.length; i++)
dataTypes[i] = new DataType(dataRanges.get(i).getMinVal(), dataRanges.get(i).getMaxVal(), i);
return dataTypes;
}
/**
*
* @return the number of DataRangePanel in this panel
*/
public int numberOfPanels() {
return dataRanges.size();
}
//****************************
// INTERNAL CLASS
//****************************
public class DataRangePanel extends JPanel {
//*****************************
// ATTRIBUTES
//*****************************
private final int index;
private JSpinner val1Spin = new JSpinner(new SpinnerNumberModel(-15, Integer.MIN_VALUE/2, Integer.MAX_VALUE, 5));
private JSpinner val2Spin = new JSpinner(new SpinnerNumberModel(30, Integer.MIN_VALUE/2, Integer.MAX_VALUE/2, 5));
//*****************************
// CONSTRUCTOR
//*****************************
public DataRangePanel(int _index) {
index = _index;
this.setLayout(new GridLayout(0, 2));
TitledBorder val1Border = new TitledBorder("min/max");
val1Spin.setBorder(val1Border);
this.add(val1Spin);
TitledBorder val2Border = new TitledBorder("min/max");
val2Spin.setBorder(val2Border);
this.add(val2Spin);
TitledBorder dataRangeBorder = new TitledBorder("donnée " + _index);
this.setBorder(dataRangeBorder);
//JLabel label = new JLabel("donnée " + _index);
//label.setLabelFor(this);
val1Spin.setPreferredSize(new Dimension(500,500));
val1Spin.setPreferredSize(new Dimension(500,500));
} |
Ajout dynamique de composant dans un panel et resize automatique du panel
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