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## org.eclipse.birt.report.model.api.command
Class PropertyEvent

    java.lang.Object
      org.eclipse.birt.report.model.api.activity.NotificationEvent
          org.eclipse.birt.report.model.api.command.PropertyEvent

    public class PropertyEvent

extends NotificationEvent

Notification event to send when a property changes. The listener can find out which property changed by calling `getPropertyName()`( ). The listener can get the new property value from the focus object.

Field Summary
`protected java.lang.String` | `propertyName` The name of the property that has changed.

Fields inherited from class org.eclipse.birt.report.model.api.activity.NotificationEvent
`ATTRIBUTE_EVENT, CONTAINER, CONTENT_EVENT, CONTENT_REPLACE_EVENT, CONTENTS, CSS_EVENT, CSS_RELOADED_EVENT, CUSTOM_MSG_EVENT, DATA_DESIGN_RELOADED_EVENT, DATA_MART_PROPERTY_EVENT, deliveryPath, DESCENDENT, DIRECT, DISPOSE_EVENT, ELEMENT_CLIENT, ELEMENT_DELETE_EVENT, ELEMENT_LOCALIZE_EVENT, ENCRYPTION_EVENT, EXTENDS_EVENT, EXTENSION_PROPERTY_DEFINITION_EVENT, LAYOUT_CHANGED_EVENT, LIBRARY_CHANGE_EVENT, LIBRARY_EVENT, LIBRARY_RELOADED_EVENT, NAME_EVENT, NAME_SPACE_EVENT, PROPERTY_EVENT, sender, STRUCTURE_CLIENT, STYLE_CLIENT, STYLE_EVENT, target, TEMPLATE_TRANSFORM_EVENT, THEME_EVENT, USER_PROP_EVENT, VALIDATION_EVENT, VIEWS_CONTENT_EVENT`

Constructor Summary
`PropertyEvent(org.eclipse.birt.report.model.core.DesignElement target, java.lang.String propName)` Constructor.

Method Summary
`int` | `getEventType()` Returns the event type.
`java.lang.String` | `getPropertyName()` Returns the name of the property that changed.
`boolean` | `isSame(NotificationEvent event)` Compares and justifies whether this event and the given event is the same.
`void` | `setPropertyName(java.lang.String propName)` Sets the property name.

Methods inherited from class org.eclipse.birt.report.model.api.activity.NotificationEvent
`getDeliveryPath, getSender, getTarget, setDeliveryPath, setSender, setTarget`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### propertyName

    protected java.lang.String propertyName

  The name of the property that has changed.

Constructor Detail

### PropertyEvent

    public PropertyEvent(org.eclipse.birt.report.model.core.DesignElement target,
                         java.lang.String propName)

  Constructor.

  Parameters:
    `target` - the target element.
    `propName` - the name of the changed property.

Method Detail

### getPropertyName

    public java.lang.String getPropertyName()

  Returns the name of the property that changed. The name is the internal, non-localized property id.

  Returns:
    the property name.

### setPropertyName

    public void setPropertyName(java.lang.String propName)

  Sets the property name. Should be called only by the command that created the event.

  Parameters:
    `propName` - the propertyName to set.

### getEventType

    public int getEventType()

  Description copied from class: `NotificationEvent`
  Returns the event type. The following event types are defined:
  - CONTENT_EVENT
  - ELEMENT_DELETE_EVENT
  - EXTENDS_EVENT
  - NAME_EVENT
  - NAME_SPACE_EVENT
  - PROPERTY_EVENT
  - STYLE_EVENT
  - USER_PROP_EVENT
  - CUSTOM_MSG_EVENT
  - EXTENSION_PROPERTY_DEFINITION_EVENT
  - NOTIFICATION_EVENT
  - VALIDATION_EVENT
  - LIBRARY_EVENT
  - ATTRIBUTE_EVENT
  - DISPOSE_EVENT
  - CONTENT_REPLACE_EVENT
  - TEMPLATE_TRANSFORM_EVENT

  Specified by:
    `getEventType` in class `NotificationEvent`
  Returns:
    the event type.

### isSame

    public boolean isSame(NotificationEvent event)

  Description copied from class: `NotificationEvent`
  Compares and justifies whether this event and the given event is the same.

  Overrides:
    `isSame` in class `NotificationEvent`
  Parameters:
    `event` - the event to compare
  Returns:
    true if the two events are the same, otherwise false

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