| Package | fl.events |
| Class | public class DataChangeEvent |
| Inheritance | DataChangeEvent  Event Object |
| Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
This class provides the following event:
DataChangeEvent.DATA_CHANGE: dispatched when the component data changes.See also
| Property | Defined By | ||
|---|---|---|---|
 | bubbles : Boolean [read-only]
Indicates whether an event is a bubbling event. | Event | |
| cancelable : Boolean [read-only]
Indicates whether the behavior associated with the event can be prevented. | Event | |
| changeType : String [read-only]
Gets the type of the change that triggered the event. | DataChangeEvent | ||
| constructor : Object
A reference to the class object or constructor function for a given object instance. | Object | |
| currentTarget : Object [read-only]
The object that is actively processing the Event object with an event listener. | Event | |
| endIndex : uint [read-only]
Gets the index of the last changed item in the array of items
that were changed. | DataChangeEvent | ||
| eventPhase : uint [read-only]
The current phase in the event flow. | Event | |
| items : Array [read-only]
Gets an array that contains the changed items. | DataChangeEvent | ||
| prototype : Object [static]
A reference to the prototype object of a class or function object. | Object | |
| startIndex : uint [read-only]
Gets the index of the first changed item in the array of items
that were changed. | DataChangeEvent | ||
| target : Object [read-only]
The event target. | Event | |
| type : String [read-only]
The type of event. | Event | |
| Method | Defined By | ||
|---|---|---|---|
DataChangeEvent(eventType:String, changeType:String, items:Array, startIndex:int = -1, endIndex:int = -1)
Creates a new DataChangeEvent object with the specified parameters. | DataChangeEvent | ||
[override]
Creates a copy of the DataEvent object and sets the value of each parameter to match
that of the original. | DataChangeEvent | ||
|
A utility function for implementing the toString() method in custom
ActionScript 3.0 Event classes. | Event | |
|
Indicates whether an object has a specified property defined. | Object | |
|
Checks whether the preventDefault() method has been called on the event. | Event | |
|
Indicates whether an instance of the Object class is in the prototype chain of the object specified
as the parameter. | Object | |
|
Cancels an event's default behavior if that behavior can be canceled. | Event | |
|
Indicates whether the specified property exists and is enumerable. | Object | |
|
Sets the availability of a dynamic property for loop operations. | Object | |
|
Prevents processing of any event listeners in the current node and any subsequent nodes in
the event flow. | Event | |
|
Prevents processing of any event listeners in nodes subsequent to the current node in the
event flow. | Event | |
|
Returns the string representation of this object, formatted according to locale-specific conventions. | Object | |
[override]
Returns a string that contains all the properties of the DataChangeEvent object. | DataChangeEvent | ||
|
Returns the primitive value of the specified object. | Object | |
| Constant | Defined By | ||
|---|---|---|---|
| ACTIVATE : String = "activate" [static]
The ACTIVATE constant defines the value of the type property of an activate event object. | Event | |
| ADDED : String = "added" [static]
The Event.ADDED constant defines the value of the type property of
an added event object. | Event | |
| ADDED_TO_STAGE : String = "addedToStage" [static]
The Event.ADDED_TO_STAGE constant defines the value of the type
property of an addedToStage event object. | Event | |
| CANCEL : String = "cancel" [static]
The Event.CANCEL constant defines the value of the type property of a cancel event object. | Event | |
| CHANGE : String = "change" [static]
The Event.CHANGE constant defines the value of the type property of a change event object. | Event | |
| CLEAR : String = "clear" [static]
The Event.CLEAR constant efines the value of the type property
of a clear event object. | Event | |
| CLOSE : String = "close" [static]
The Event.CLOSE constant defines the value of the type property of a close event object. | Event | |
|  CLOSING : String = "closing"[static]
The Event.CLOSING constant defines the value of the
type property of a closing event object. | Event | |
| COMPLETE : String = "complete" [static]
The Event.COMPLETE constant defines the value of the type property of a complete event object. | Event | |
| CONNECT : String = "connect" [static]
The Event.CONNECT constant defines the value of the type property of a connect event object. | Event | |
| COPY : String = "copy" [static]
Defines the value of the type property of a copy event object. | Event | |
| CUT : String = "cut" [static]
Defines the value of the type property of a cut event object. | Event | |
| DATA_CHANGE : String = "dataChange" [static]
Defines the value of the type property of a dataChange
event object. | DataChangeEvent | ||
| DEACTIVATE : String = "deactivate" [static]
The Event.DEACTIVATE constant defines the value of the type property of a deactivate event object. | Event | |
| DISPLAYING : String = "displaying" [static]
The Event.DISPLAYING constant defines the value of the type property of a displaying event object. | Event | |
| ENTER_FRAME : String = "enterFrame" [static]
The Event.ENTER_FRAME constant defines the value of the type property of an enterFrame event object. | Event | |
| EXIT_FRAME : String = "exitFrame" [static]
The Event.EXIT_FRAME constant defines the value of the type property of an exitFrame event object. | Event | |
| EXITING : String = "exiting" [static]
The Event.EXITING constant defines the value of the type property of an exiting event object. | Event | |
| FRAME_CONSTRUCTED : String = "frameConstructed" [static]
The Event.FRAME_CONSTRUCTED constant defines the value of the type property of an frameConstructed event object. | Event | |
| FULLSCREEN : String = "fullScreen" [static]
The Event.FULL_SCREEN constant defines the value of the type property of a fullScreen event object. | Event | |
| HTML_BOUNDS_CHANGE : String = "htmlBoundsChange" [static]
The Event.HTML_BOUNDS_CHANGE constant defines the value of the type property of an htmlBoundsChange event object. | Event | |
| HTML_DOM_INITIALIZE : String = "htmlDOMInitialize" [static]
The Event.HTML_DOM_INITIALIZE constant defines the value of the type property
of an htmlDOMInitialize event object. | Event | |
| HTML_RENDER : String = "htmlRender" [static]
The Event.HTML_RENDER constant defines the value of the type property of an htmlRender event object. | Event | |
| ID3 : String = "id3" [static]
The Event.ID3 constant defines the value of the type property of an id3 event object. | Event | |
| INIT : String = "init" [static]
The Event.INIT constant defines the value of the type property of an init event object. | Event | |
| LOCATION_CHANGE : String = "locationChange" [static]
The Event.LOCATION_CHANGE constant defines the value of the type property of a locationChange event object. | Event | |
| MOUSE_LEAVE : String = "mouseLeave" [static]
The Event.MOUSE_LEAVE constant defines the value of the type property of a mouseLeave event object. | Event | |
| NETWORK_CHANGE : String = "networkChange" [static]
The Event.NETWORK_CHANGE constant defines the value of the type property of a networkChange event object. | Event | |
| OPEN : String = "open" [static]
The Event.OPEN constant defines the value of the type property of an open event object. | Event | |
| PASTE : String = "paste" [static]
The Event.PASTE constant defines the value of the type property of a paste event object. | Event | |
| PRE_DATA_CHANGE : String = "preDataChange" [static]
Defines the value of the type property of a preDataChange
event object. | DataChangeEvent | ||
| REMOVED : String = "removed" [static]
The Event.REMOVED constant defines the value of the type property of
a removed event object. | Event | |
| REMOVED_FROM_STAGE : String = "removedFromStage" [static]
The Event.REMOVED_FROM_STAGE constant defines the value of the type
property of a removedFromStage event object. | Event | |
| RENDER : String = "render" [static]
The Event.RENDER constant defines the value of the type property of a render event object. | Event | |
| RESIZE : String = "resize" [static]
The Event.RESIZE constant defines the value of the type property of a resize event object. | Event | |
| SCROLL : String = "scroll" [static]
The Event.SCROLL constant defines the value of the type property of a scroll event object. | Event | |
| SELECT : String = "select" [static]
The Event.SELECT constant defines the value of the type property of a select event object. | Event | |
| SELECT_ALL : String = "selectAll" [static]
The Event.SELECT_ALL constant defines the value of the type property of a selectAll event object. | Event | |
| SOUND_COMPLETE : String = "soundComplete" [static]
The Event.SOUND_COMPLETE constant defines the value of the type property of a soundComplete event object. | Event | |
| TAB_CHILDREN_CHANGE : String = "tabChildrenChange" [static]
The Event.TAB_CHILDREN_CHANGE constant defines the value of the type property of a tabChildrenChange event object. | Event | |
| TAB_ENABLED_CHANGE : String = "tabEnabledChange" [static]
The Event.TAB_ENABLED_CHANGE constant defines the value of the type
property of a tabEnabledChange event object. | Event | |
| TAB_INDEX_CHANGE : String = "tabIndexChange" [static]
The Event.TAB_INDEX_CHANGE constant defines the value of the
type property of a tabIndexChange event object. | Event | |
| UNLOAD : String = "unload" [static]
The Event.UNLOAD constant defines the value of the type property of an unload event object. | Event | |
| USER_IDLE : String = "userIdle" [static]
The Event.USER_IDLE constant defines the value of the type property of a userIdle event object. | Event | |
| USER_PRESENT : String = "userPresent" [static]
The Event.USER_PRESENT constant defines the value of the type property of a userPresent event object. | Event | |
| changeType | property |
Hide Inherited Public Properties
Show Inherited Public PropertieschangeType:String [read-only] | Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Gets the type of the change that triggered the event. The DataChangeType class defines the possible values for this property.
public function get changeType():StringSee also
| endIndex | property |
endIndex:uint [read-only] | Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Gets the index of the last changed item in the array of items that were changed.
public function get endIndex():uintSee also
| items | property |
items:Array [read-only] | Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Gets an array that contains the changed items.
public function get items():Array| startIndex | property |
startIndex:uint [read-only] | Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Gets the index of the first changed item in the array of items that were changed.
public function get startIndex():uintSee also
| DataChangeEvent | () | Constructor |
public function DataChangeEvent(eventType:String, changeType:String, items:Array, startIndex:int = -1, endIndex:int = -1)| Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Creates a new DataChangeEvent object with the specified parameters.
ParameterseventType:String — The type of change event.
| |
changeType:String — The type of change that was made. The DataChangeType class defines the possible values for
this parameter.
| |
items:Array — A list of items that were changed.
| |
startIndex:int (default = -1) | |
endIndex:int (default = -1) |
| clone | () | method |
override public function clone():Event| Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Creates a copy of the DataEvent object and sets the value of each parameter to match that of the original.
ReturnsEvent — A new DataChangeEvent object with property values that match those of the
original.
|
| toString | () | method |
override public function toString():String| Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Returns a string that contains all the properties of the DataChangeEvent object. The string is in the following format:
[DataChangeEvent type=value changeType=value
startIndex=value endIndex=value
bubbles=value cancelable=value]
String — A string that contains all the properties of the DataChangeEvent object.
|
| DATA_CHANGE | Constant |
public static const DATA_CHANGE:String = "dataChange"| Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Defines the value of the type property of a dataChange
event object.
This event has the following properties:
| Property | Value |
|---|---|
bubbles | false |
cancelable | false; there is no default behavior to cancel. |
changeType | Identifies the type of change that was made. |
currentTarget | The object that is actively processing the event object with an event listener. |
endIndex | Identifies the index of the last changed item. |
items | An array that lists the items that were changed. |
startIndex | Identifies the index of the first changed item. |
target | The object that dispatched the event. The target is
not always the object listening for the event. Use the currentTarget
property to access the object that is listening for the event. |
See also
| PRE_DATA_CHANGE | Constant |
public static const PRE_DATA_CHANGE:String = "preDataChange"| Language Version: | ActionScript 3.0 |
| Product Version: | Flash CS3 |
| Runtime Versions: | Flash Player 9.0.28.0, AIR 1.0 |
Defines the value of the type property of a preDataChange
event object. This event object is dispatched before a change is made to component data.
This event has the following properties:
| Property | Value |
|---|---|
bubbles | false |
cancelable | false; there is no default behavior to cancel. |
changeType | Identifies the type of change to be made. |
currentTarget | The object that is actively processing the event object with an event listener. |
endIndex | Identifies the index of the last item to be changed. |
items | An array that lists the items to be changed. |
startIndex | Identifies the index of the first item to be changed. |
target | The object that dispatched the event. The target is
not always the object listening for the event. Use the currentTarget
property to access the object that is listening for the event. |
See also
package
{
import flash.display.Sprite;
import flash.events.MouseEvent;
import fl.data.DataProvider;
import fl.events.DataChangeEvent;
import fl.controls.DataGrid;
import fl.controls.Button;
public class DataChangeEventExample extends Sprite
{
private var dg:DataGrid;
private var dp:DataProvider;
private var names:Array = [ "Mary", "Bob", "Sue", "Joe" ];
public function DataChangeEventExample() {
dp = new DataProvider();
dp.addEventListener(DataChangeEvent.DATA_CHANGE,dataChanged);
dg = new DataGrid();
dg.move(10,45);
dg.setSize(300,250);
dg.columns = [ "name", "phone", "email" ];
addChild(dg);
var addContactBtn:Button = new Button();
addContactBtn.label = "Add Contact";
addContactBtn.move(10,10);
addContactBtn.addEventListener(MouseEvent.CLICK, addContact);
addChild(addContactBtn);
}
private function getRandomPhone():String {
return randomDigit()+randomDigit()+randomDigit()+"-"+randomDigit()+randomDigit()+randomDigit()+"-"+randomDigit()+randomDigit()+randomDigit()+randomDigit();
}
private function randomDigit():String {
return String(Math.round(Math.random()*10)%10);
}
private function getRandomName():String {
return names[Math.round(Math.random()*names.length)%names.length];
}
private function addContact(e:MouseEvent):void {
var randomName:String = getRandomName()
dp.addItem( { name: randomName, phone: getRandomPhone(), email: randomName + "@fictitious.com" } );
}
private function dataChanged(e:DataChangeEvent):void {
var changedItems:Array = e.items;
dg.addItem(changedItems[0]);
}
}
}