Example usage for java.beans Customizer removePropertyChangeListener

Introduction

In this page you can find the example usage for java.beans Customizer removePropertyChangeListener.

Prototype

void removePropertyChangeListener(PropertyChangeListener listener);

Source Link

Document

Remove a listener for the PropertyChange event.

Usage

From source file:org.eclipse.wb.internal.swing.customize.CustomizerAction.java

private void performCustomize0() throws Exception {
    Customizer customizer = m_customizerClass.newInstance();
    // prepare properties information
    final JavaInfoState javaInfoState = JavaInfoState.getState(m_javaInfo);
    boolean explicit = isExplicitPropertyChange(m_javaInfo);
    PropertyChangeListener propertyChangeListener = null;
    if (explicit) {
        propertyChangeListener = new PropertyChangeListener() {
            public void propertyChange(PropertyChangeEvent event) {
                javaInfoState.changedProperties.add(event.getPropertyName());
                javaInfoState.changedPropertyValues.put(event.getPropertyName(), event.getNewValue());
            }//from   w w  w.ja v  a 2 s . com
        };
        customizer.addPropertyChangeListener(propertyChangeListener);
    }
    //
    try {
        // open customizer dialog
        customizer.setObject(javaInfoState.object);
        AwtComponentDialog dialog = new AwtComponentDialog(DesignerPlugin.getDefault(), (Component) customizer,
                ModelMessages.CustomizerAction_dialogTitle, MessageFormat
                        .format(ModelMessages.CustomizerAction_dialogMessage, m_customizerClass.getName()));
        int dialogResult = dialog.open();
        // handle update properties
        if (dialogResult == Window.OK) {
            RunnableEx runnable = null;
            if (explicit) {
                // update changed properties
                runnable = new RunnableEx() {
                    public void run() throws Exception {
                        int size = javaInfoState.properties.size();
                        for (int i = 0; i < size; i++) {
                            Property property = javaInfoState.properties.get(i);
                            if (javaInfoState.changedProperties.contains(property.getTitle())) {
                                Object newValue = javaInfoState.changedPropertyValues.get(property.getTitle());
                                Object oldValue = javaInfoState.oldValues.get(i);
                                if (!ObjectUtils.equals(newValue, oldValue)) {
                                    property.setValue(newValue);
                                }
                            }
                        }
                    }
                };
            } else {
                // update all properties
                runnable = new RunnableEx() {
                    public void run() throws Exception {
                        int size = javaInfoState.properties.size();
                        for (int i = 0; i < size; i++) {
                            Object newValue = javaInfoState.getters.get(i).invoke(javaInfoState.object);
                            Object oldValue = javaInfoState.oldValues.get(i);
                            if (!ObjectUtils.equals(newValue, oldValue)) {
                                javaInfoState.properties.get(i).setValue(newValue);
                            }
                        }
                    }
                };
            }
            // run update
            ExecutionUtils.run(m_javaInfo, runnable);
        }
        // rollback property changes
        if (dialogResult == Window.CANCEL) {
            ExecutionUtils.run(m_javaInfo, new RunnableEx() {
                public void run() throws Exception {
                    int size = javaInfoState.properties.size();
                    for (int i = 0; i < size; i++) {
                        Object newValue = javaInfoState.getters.get(i).invoke(javaInfoState.object);
                        Object oldValue = javaInfoState.oldValues.get(i);
                        if (!ObjectUtils.equals(newValue, oldValue)) {
                            javaInfoState.setters.get(i).invoke(javaInfoState.object, oldValue);
                        }
                    }
                }
            });
        }
    } finally {
        if (propertyChangeListener != null) {
            customizer.removePropertyChangeListener(propertyChangeListener);
        }
    }
}

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