| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| package spark.events |
| { |
| |
| import flash.events.Event; |
| import spark.components.gridClasses.CellRegion; |
| |
| /** |
| * The GridSelectionEvent class represents events that are dispatched when |
| * the selection changes in a Spark DataGrid control as the |
| * result of user interaction. |
| * |
| * @see spark.events.GridSelectionEventKind |
| * @see spark.components.DataGrid |
| * @see spark.components.Grid |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 10 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| */ |
| public class GridSelectionEvent extends Event |
| { |
| include "../core/Version.as"; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Class constants |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * The <code>GridSelectionEvent.SELECTION_CHANGE</code> constant defines |
| * the value of the <code>type</code> property of the event object for a |
| * <code>selectionChange</code> event, which indicates that the current |
| * selection has just been changed. |
| * |
| * <p>This event is dispatched when the user interacts with the control. |
| * When you sort the data provider's collection programmatically, |
| * the component does not dispatch the <code>selectionChange</code> event. </p> |
| * |
| * <p>The properties of the event object have the following values:</p> |
| * <table class="innertable"> |
| * <tr><th>Property</th><th>Value</th></tr> |
| * <tr><td><code>bubbles</code></td><td>false</td></tr> |
| * <tr><td><code>cancelable</code></td><td>false</td></tr> |
| * <tr><td><code>currentTarget</code></td><td>The Object that defines the |
| * event listener that handles the event. For example, if you use |
| * <code>myButton.addEventListener()</code> to register an event listener, |
| * myButton is the value of the <code>currentTarget</code>. </td></tr> |
| * <tr><td>kind<code></code></td><td>The kind of changing event. |
| * The valid values are defined in GridSelectionEventKind |
| * class as constants. This value determines which properties in |
| * the event are used.</td></tr> |
| * <tr><td><code>selectionChange</code></td><td>The just completed selection |
| * change that was triggered by a user gesture. Use the DataGrid |
| * selection methods to determine the current selection.</td></tr> |
| * <tr><td><code>target</code></td><td>The Object that dispatched the event; |
| * it is not always the Object listening for the event. |
| * Use the <code>currentTarget</code> property to always access the |
| * Object listening for the event.</td></tr> |
| * <tr><td><code>type</code></td><td>GridSelectionEvent.SELECTION_CHANGE</td></tr> |
| * </table> |
| * |
| * @eventType selectionChange |
| * |
| * @see spark.components.DataGrid#selectedCells |
| * @see spark.components.DataGrid#selectedIndices |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 10 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| */ |
| public static const SELECTION_CHANGE:String = "selectionChange"; |
| |
| /** |
| * The <code>GridSelectionEvent.SELECTION_CHANGING</code> constant defines |
| * the value of the <code>type</code> property of the event object for a |
| * <code>selectionChanging</code> event, which indicates that the current |
| * selection is about to change. Call preventDefault() on this event |
| * to prevent the selection from changing. |
| * |
| * <p>This event is dispatched when the user interacts with the control. |
| * When you sort the data provider's collection programmatically, |
| * the component does not dispatch the <code>selectionChanging</code> event. </p> |
| * |
| * <p>The properties of the event object have the following values:</p> |
| * <table class="innertable"> |
| * <tr><th>Property</th><th>Value</th></tr> |
| * <tr><td><code>bubbles</code></td><td>false</td></tr> |
| * <tr><td><code>cancelable</code></td><td>false</td></tr> |
| * <tr><td><code>currentTarget</code></td><td>The Object that defines the |
| * event listener that handles the event. For example, if you use |
| * <code>myButton.addEventListener()</code> to register an event listener, |
| * myButton is the value of the <code>currentTarget</code>. </td></tr> |
| * <tr><td>kind<code></code></td><td>The kind of changing event. |
| * The valid values are defined in GridSelectionEventKind |
| * class as constants. This value determines which properties in |
| * the event are used.</td></tr> |
| * <tr><td><code>selectionChange</code></td><td>The upcoming selection |
| * change that is triggered by a user gesture.</td></tr> |
| * <tr><td><code>target</code></td><td>The Object that dispatched the event; |
| * it is not always the Object listening for the event. |
| * Use the <code>currentTarget</code> property to always access the |
| * Object listening for the event.</td></tr> |
| * <tr><td><code>type</code></td><td>GridSelectionEvent.SELECTION_CHANGING</td></tr> |
| * </table> |
| * |
| * @eventType selectionChanging |
| * |
| * @see spark.components.DataGrid#selectedCells |
| * @see spark.components.DataGrid#selectedIndices |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 10 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| */ |
| public static const SELECTION_CHANGING:String = "selectionChanging"; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Constructor |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * Constructor. |
| * |
| * @param type The event type; indicates the action that caused the event. |
| * |
| * @param bubbles Specifies whether the event can bubble |
| * up the display list hierarchy. |
| * |
| * @param cancelable Specifies whether the behavior |
| * associated with the event can be prevented. |
| * |
| * @param kind The kind of changing event. The valid values are defined in |
| * <code>GridSelectionEventKind</code> class as constants. This value |
| * determines which properties in the event are used. |
| * |
| * @param selectionChange The proposed or accepted change to the |
| * current selection. Use the Spark DataGrid selection methods to |
| * determine the current selection. |
| * |
| * @see spark.components.DataGrid#selectedCells |
| * @see spark.components.DataGrid#selectedIndices |
| * @spark.events.GridSelectionEventKind |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 10 |
| * @playerversion AIR 1.5 |
| * @productversion Flex 4 |
| */ |
| public function GridSelectionEvent(type:String, |
| bubbles:Boolean = false, |
| cancelable:Boolean = false, |
| kind:String = null, |
| selectionChange:CellRegion = null) |
| { |
| super(type, bubbles, cancelable); |
| |
| this.kind = kind; |
| this.selectionChange = selectionChange; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Properties |
| // |
| //-------------------------------------------------------------------------- |
| |
| //---------------------------------- |
| // kind |
| //---------------------------------- |
| |
| /** |
| * Indicates the kind of event that occurred. |
| * The property value can be one of the values in the |
| * GridSelectionEventKind class, |
| * or <code>null</code>, which indicates that the kind is unknown. |
| * |
| * @see spark.events.GridSelectionEventKind |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 10 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| */ |
| public var kind:String; |
| |
| |
| //---------------------------------- |
| // selectionChange |
| //---------------------------------- |
| |
| /** |
| * The upcoming or just-completed selection changes triggered by some |
| * user gesture. If this change is adding to the current selection, it |
| * will not represent the complete selection. Use the DataGrid |
| * selection methods to determine the selection. |
| * |
| * @see spark.components.DataGrid |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 10 |
| * @playerversion AIR 2.5 |
| * @productversion Flex 4.5 |
| */ |
| public var selectionChange:CellRegion; |
| |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden methods: Object |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| override public function toString():String |
| { |
| return formatToString( |
| "GridSelectionEvent", "type", |
| "bubbles", "cancelable", "eventPhase", |
| "kind", |
| "selectionChange"); |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden methods: Event |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| override public function clone():Event |
| { |
| return new GridSelectionEvent( |
| type, bubbles, cancelable, kind, selectionChange); |
| } |
| } |
| |
| } |