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## com.gwtext.client.widgets.grid.event
Interface PropertyGridPanelListener

    public interface PropertyGridPanelListener

`PropertyGridPanel` listener.

Method Summary
`boolean` | `doBeforePropertyChange(PropertyGridPanel source, java.lang.String recordID, java.lang.Object value, java.lang.Object oldValue)` Fires before a property value changes.
`void` | `onPropertyChange(PropertyGridPanel source, java.lang.String recordID, java.lang.Object value, java.lang.Object oldValue)` Fires after a property value has changed.

Method Detail

### doBeforePropertyChange

    boolean doBeforePropertyChange(PropertyGridPanel source,
                                   java.lang.String recordID,
                                   java.lang.Object value,
                                   java.lang.Object oldValue)

  Fires before a property value changes. Handlers can return false to cancel the property change (this will internally call `Record.reject()` on the property's record).

  Parameters:
    `source` - this
    `recordID` - the recordID
    `value` - the current edited property value
    `oldValue` - the original property value prior to editing
  Returns:
    false to cancel

### onPropertyChange

    void onPropertyChange(PropertyGridPanel source,
                          java.lang.String recordID,
                          java.lang.Object value,
                          java.lang.Object oldValue)

  Fires after a property value has changed.

  Parameters:
    `source` - this
    `recordID` - the recordID
    `value` - the current edited property value
    `oldValue` - the original property value prior to editing

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