Flex打印DataGrid内容

作者：佚名来源：互联网整理日期：2008-4-12

<?xml version="1.0" encoding="utf-8"?>
<mx:VBox xmlns:mx="http://www.adobe.com/2006/mxml" xmlns="*"
    backgroundColor="#FFFFFF"
    fontFamily="simsun" fontSize="12"
    paddingTop="50" paddingBottom="50" paddingLeft="30" paddingRight="30"
    height="268" width="748">
    <mx:Script>
        <![CDATA[
            import mx.controls.DateField;
            import mx.core.*
            import mx.collections.ArrayCollection;
            import mx.printing.*;

            [Bindable]
            private var pageNumber:Number = 1;

            [Bindable]
            private var prodTotal:Number = 0;

            [Bindable]
            private var reportTitle:String = "报表标题";

            [Bindable]
            private var datetime:String = "";

            public static var footerHeight:Number = 20;
            public static var prodIndex:Number;
            public static var prodTotal:Number = 0;

            public static function doPrint(datap:Object,title:String,columns:Array):void {
                var printJob:FlexPrintJob = new FlexPrintJob();
                if (printJob.start()) {
                    var thePrintView:FormPrintView = new FormPrintView();
                    Application.application.addChild(thePrintView);
                    thePrintView.reportTitle = title;
                    thePrintView.datetime = mx.controls.DateField.dateToString(new Date(),"YYYY年MM月DD日");
                    thePrintView.printDataGrid.columns = columns;
                    thePrintView.width=printJob.pageWidth;
                    thePrintView.height=printJob.pageHeight;
                    thePrintView.prodTotal = (datap as ArrayCollection).length;
                    thePrintView.printDataGrid.dataProvider = datap;//设置数据v
                    thePrintView.showPage("single");
                    if(!thePrintView.printDataGrid.validNextPage){
                        printJob.addObject(thePrintView);
                    }
                    else{
                        thePrintView.showPage("first");
                        printJob.addObject(thePrintView);
                        thePrintView.pageNumber++;
                        while(true){
                            thePrintView.printDataGrid.nextPage();
                            thePrintView.showPage("last");
                            if(!thePrintView.printDataGrid.validNextPage) {
                                printJob.addObject(thePrintView);
                                break;
                            }
                            else{
                                thePrintView.showPage("middle");
                                printJob.addObject(thePrintView);
                                thePrintView.pageNumber++;
                            }
                        }
                    }
                    Application.application.removeChild(thePrintView);
                }
                printJob.send();
            }

            private function showPage(pageType:String):void {
                if(pageType == "first" || pageType == "middle") {
                    footer.includeInLayout=false;
                    footer.visible = false;
                }
                if(pageType == "middle" || pageType == "last") {
                    header.includeInLayout=false;
                    header.visible = false;
                }
                if(pageType == "last") {
                    // Show the footer.
                    footer.includeInLayout=true;
                    footer.visible = true;
                }
                //Update the DataGrid layout to reflect the results.
                validateNow();
            }
        ]]>
    </mx:Script>

<mx:VBox width="100%" horizontalAlign="left">
        <mx:Label text="第 {pageNumber}页" color="#9e9e9e"/>
        <mx:Label id="header" text="{reportTitle}" fontWeight="bold" fontSize="21" textAlign="center" width="100%"/>
        <mx:HRule width="100%" height="1" strokeColor="#000000"/>
    </mx:VBox>

    <mx:PrintDataGrid id="printDataGrid" width="100%" height="100%" fontFamily="simsun" fontSize="12"/>
    <mx:VBox width="100%" horizontalAlign="left" id="footer" >
        <mx:Spacer height="100%"/>
        <mx:HRule width="100%" height="1" strokeColor="#000000"/>
        <mx:HBox width="100%">
            <mx:Label text="记录总数:{prodTotal}"/>
            <mx:Spacer width="100%"/>
            <mx:Label text="打印日期:{datetime}"/>
        </mx:HBox>
    </mx:VBox>

</mx:VBox>

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