115 lines
2.3 KiB
Java
115 lines
2.3 KiB
Java
package org.hwo.bitfields.ui;
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import javax.swing.JPanel;
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import javax.swing.event.ChangeEvent;
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import javax.swing.event.ChangeListener;
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import java.util.LinkedList;
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import java.util.List;
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import javax.swing.BoxLayout;
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import org.hwo.bitfields.BitField;
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import org.hwo.bitfields.Field;
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public class BitFieldEditor extends JPanel implements ChangeListener {
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private BitField bitField;
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private FieldControl[] controls;
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private List<ChangeListener> changeListeners;
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public BitFieldEditor() {
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setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
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this.changeListeners = new LinkedList<ChangeListener>();
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}
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public void addChangeListener(ChangeListener listener){
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this.changeListeners.add(listener);
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}
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public void removeChangeListener(ChangeListener listener){
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this.changeListeners.remove(listener);
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}
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public void fireStateChanged(){
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ChangeEvent ce = new ChangeEvent(this);
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for (ChangeListener listener: this.changeListeners){
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listener.stateChanged(ce);
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}
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}
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public Integer getIntValue() {
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int value = 0;
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for (FieldControl fc:controls)
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{
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value = fc.getValue(value);
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}
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return value;
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}
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public void setIntValue(Integer intValue) {
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for (FieldControl fc:controls)
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{
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fc.setValue(intValue);
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}
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}
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@Override
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public void stateChanged(ChangeEvent e) {
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fireStateChanged();
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}
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public BitField getBitField() {
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return bitField;
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}
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public void setBitField(BitField bitField) {
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if (this.bitField != null){
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this.bitField.removeChangeListener(this);
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}
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this.bitField = bitField;
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if (this.bitField != null){
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this.bitField.addChangeListener(this);
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}
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initializeView();
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}
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private void initializeView()
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{
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if (controls != null)
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{
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for (FieldControl fc: controls)
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{
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remove(fc.getEditorComponent());
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}
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}
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Field[] fields = bitField.getFields();
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controls = new FieldControl[fields.length];
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for (int i=0;i<fields.length;i++)
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{
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if (fields[i].getLength() == 1)
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controls[i] = new BoolFieldEditor(fields[i]);
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else
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controls[i] = new IntFieldEditor(fields[i]);
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add(controls[i].getEditorComponent());
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}
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}
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@Override
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public boolean requestFocusInWindow() {
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if ((controls != null) && controls.length != 0)
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{
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return controls[0].requestFocusInWindow();
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}
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return false;
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}
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}
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