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hugoferreira pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/royale-asjs.git


The following commit(s) were added to refs/heads/develop by this push:
     new 9fecc12f60 New Jewel DataGridScrollSpeed bead
9fecc12f60 is described below

commit 9fecc12f602dbb9551f672faa4fc4bbb9886ab32
Author: Hugo Ferreira <[email protected]>
AuthorDate: Fri Oct 7 01:01:48 2022 +0100

    New Jewel DataGridScrollSpeed bead
---
 .../Jewel/src/main/resources/jewel-manifest.xml    |  1 +
 .../beads/controls/datagrid/DataGridScrollSpeed.as | 98 ++++++++++++++++++++++
 2 files changed, 99 insertions(+)

diff --git a/frameworks/projects/Jewel/src/main/resources/jewel-manifest.xml 
b/frameworks/projects/Jewel/src/main/resources/jewel-manifest.xml
index 0b4587faf4..219e42b33c 100644
--- a/frameworks/projects/Jewel/src/main/resources/jewel-manifest.xml
+++ b/frameworks/projects/Jewel/src/main/resources/jewel-manifest.xml
@@ -63,6 +63,7 @@
     <component id="DataGridLockedHeader" 
class="org.apache.royale.jewel.beads.controls.datagrid.DataGridLockedHeader"/>
     <component id="DataGridLockedColumn" 
class="org.apache.royale.jewel.beads.controls.datagrid.DataGridLockedColumn"/>
     <component id="DataGridColumnVisibility" 
class="org.apache.royale.jewel.beads.controls.datagrid.DataGridColumnVisibility"/>
+    <component id="DataGridScrollSpeed" 
class="org.apache.royale.jewel.beads.controls.datagrid.DataGridScrollSpeed"/>
 
     <component id="ButtonBarItemRenderer" 
class="org.apache.royale.jewel.itemRenderers.ButtonBarItemRenderer"/>
     <component id="IconButtonBarItemRenderer" 
class="org.apache.royale.jewel.itemRenderers.IconButtonBarItemRenderer"/>
diff --git 
a/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/controls/datagrid/DataGridScrollSpeed.as
 
b/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/controls/datagrid/DataGridScrollSpeed.as
new file mode 100644
index 0000000000..891d2af522
--- /dev/null
+++ 
b/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/controls/datagrid/DataGridScrollSpeed.as
@@ -0,0 +1,98 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+//  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 org.apache.royale.jewel.beads.controls.datagrid
+{
+    import org.apache.royale.core.IBead;
+    import org.apache.royale.core.IStrand;
+    import org.apache.royale.jewel.Container;
+    import org.apache.royale.jewel.DataGrid;
+    import org.apache.royale.jewel.beads.views.DataGridView;
+    import org.apache.royale.jewel.VirtualDataGrid;
+    import org.apache.royale.jewel.beads.views.VirtualDataGridView;
+    import org.apache.royale.events.MouseEvent;
+
+       /**
+        *  The DataGridScrollSpeed bead class is a specialty bead that can be 
use with a Jewel DataGrid and VirtualDataGrid control
+        *  when need to change the DataGrid scroll speed columns (special on 
VirtualDataGrid that needs to sync all columns)
+        *  
+        *  @langversion 3.0
+        *  @playerversion Flash 10.2
+        *  @playerversion AIR 2.6
+        *  @productversion Royale 0.9.9
+        */
+    public class DataGridScrollSpeed implements IBead
+    {
+        private var scrollY:Number = 0;
+
+        public var speed:Number = 1;
+
+               public function DataGridScrollSpeed()
+               {
+                       super();
+               }
+
+               /**                             
+                *  @copy org.apache.royale.core.IBead#strand
+                *
+                *  @langversion 3.0
+                *  @playerversion Flash 10.2
+                *  @playerversion AIR 2.6
+                *  @productversion Royale 0.9.9
+                */
+        public function set strand(value:IStrand):void
+        {
+            var listArea:Container;
+            if (value is VirtualDataGrid)
+                listArea = ((value as VirtualDataGrid).view as 
VirtualDataGridView).listArea as Container;
+            else
+                listArea = ((value as DataGrid).view as DataGridView).listArea 
as Container;
+
+            for (var i:int = 0; i < listArea.numElements; i++)
+            {
+                               COMPILE::JS
+                               {
+                    
listArea.getElementAt(i).element.addEventListener("mousewheel", 
handleMouseWheel);
+                               }
+            }
+        }
+
+        COMPILE::JS
+               {
+            private function handleMouseWheel(e:MouseEvent):void
+            {
+                e.preventDefault();
+
+                var container:Element = e.currentTarget as Element;
+
+                scrollY += speed * e.deltaY;
+                if (scrollY < 0)
+                {
+                    scrollY = 0;
+                }
+                else
+                {
+                    var limitY:Number = container.scrollHeight - 
container.clientHeight;
+                    if (scrollY > limitY)
+                        scrollY = limitY;
+                }
+                container.scrollTop = scrollY;
+            }
+        }
+    }
+}
\ No newline at end of file

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