拖动生成文件

最新推荐文章于 2021-06-04 18:20:59 发布

原创最新推荐文章于 2021-06-04 18:20:59 发布 · 464 阅读

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CC 4.0 BY-SA版权

文章标签：

#function #import #application #encoding #file #button

虽然下面代码有些毛病，但是还是记录下来为好，以便研究

<?xml version="1.0" encoding="utf-8"?>
<mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" applicationComplete="init()" >
<mx:Script>
  <![CDATA[
   import flash.desktop.ClipboardFormats;
   import flash.desktop.NativeDragManager;
   import flash.events.NativeDragEvent;
   import flash.filesystem.File;
   import flash.filesystem.FileMode;
   import flash.filesystem.FileStream;
   private var i:int;
   public function init():void
   {
    btnCopy.addEventListener(MouseEvent.MOUSE_DOWN,dragOut,false,0,true);
    btnCopy.addEventListener(MouseEvent.MOUSE_UP,dragOuts,false,0,true);
    //btnCopy.addEventListener(NativeDragEvent.NATIVE_DRAG_COMPLETE,dragEnd2,false,0,true);
    btnCopy.addEventListener(NativeDragEvent.NATIVE_DRAG_OVER,dragEnd2,false,0,true);
   }

       private function createTextFile():File
       {
           var ofile:File = File.desktopDirectory.resolvePath("data.txt");
           ofile.deleteFile();
          var osfile:FileStream = new FileStream();
             osfile.open(ofile, FileMode.UPDATE);
            osfile.writeUTFBytes(dragtext.text);
            osfile.close();
            return ofile;
         }
  private var cb:Clipboard;
        private function createClipboard():Clipboard
        {
        cb = new Clipboard();
        cb.setData(ClipboardFormats.FILE_LIST_FORMAT,new Array(createTextFile()));
        return cb;
        }

  private function dropData(event:MouseEvent):void
  {
   i =i+1;
       btnCopy.label=i.toString();
          var transfer:Clipboard = createClipboard();
          NativeDragManager.doDrag(dragtext,transfer);

        }
  private function dragOut(event:MouseEvent):void
  {
   i =i+1;
       btnCopy.label=i.toString();
          btnCopy.addEventListener(MouseEvent.ROLL_OUT,dropData,false,0,true);
        }
  private function dragOuts(event:MouseEvent):void
  {
   i =i+1;
       btnCopy.label=i.toString();
          btnCopy.removeEventListener(MouseEvent.ROLL_OUT,dropData,true);
        }
        private function dragEnd2(event:MouseEvent):void {

          i =i+1;
       btnCopy.label=i.toString();
          btnCopy.removeEventListener(MouseEvent.ROLL_OUT,dropData);
        }

]]>
</mx:Script>
<mx:Button id="btnCopy" x="91" y="156" label="Copy"/>
<mx:TextArea top="10" right="10" bottom="10" left="251" id="outputField" />
<mx:Text text="Drag a Text File into the Application" id ="dragtext" width="233" height="148" top="11" left="10"/>
</mx:WindowedApplication>