AIR 用系统默认应用打开文件 Open with default App

最新推荐文章于 2025-09-21 22:25:54 发布

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文章标签：

#air #application #library #import #encoding #file

本文介绍了一个使用Adobe Flex编写的示例应用程序，该程序允许用户通过双击文件来使用系统的默认应用程序打开该文件。示例中包含了一个可以浏览桌面目录的文件系统网格。

<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication     xmlns:fx="http://ns.adobe.com/mxml/2009" 
            xmlns:s="library://ns.adobe.com/flex/spark" 
            xmlns:mx="library://ns.adobe.com/flex/mx" styleName="plain" width="100%" height="100%">
    <fx:Script>
        <![CDATA[
            import flash.events.MouseEvent;
            
            import mx.controls.FileSystemDataGrid;
            
            protected function datagridHandler(event:MouseEvent):void
            {
                var fsg:FileSystemDataGrid = event.currentTarget as FileSystemDataGrid;
                if (fsg.selectedItem != null)
                    (fsg.selectedItem as File).openWithDefaultApplication();
            }
        ]]>
    </fx:Script>
    
    <s:Panel width="100%" height="100%" title="Open With Default Application Sample" skinClass="skins.TDFPanelSkin">
        <s:VGroup top="10" left="10">
            <s:Label width="660" verticalAlign="justify" color="#323232" 
                     text="The Open With Default Application support allows you to open any file with it's associated default application. Locate a file
item in the file system grid and double-click it to see it in action:"/>
            <mx:Button icon="@Embed(source='up.png')" click="fileGrid.navigateUp();"
                       enabled="{fileGrid.canNavigateUp}"/>
            <mx:FileSystemDataGrid id="fileGrid" directory="{File.desktopDirectory}" width="660" height="150" 
                                   doubleClickEnabled="true" doubleClick="datagridHandler(event)">
            </mx:FileSystemDataGrid>    
        </s:VGroup>
    </s:Panel>

</s:WindowedApplication>