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Printer (gb.qt4)
This allows to print documents on printers, or save them in a file.

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该类是可创建

静态 属性  常数 
Default  List    A3  A4  A5  B5  Custom  Executive  Horizontal  Landscape  Legal  Letter  Portrait  Simplex  Vertical   
属性  方法  事件 
CollateCopies  Count  Duplex  FirstPage  FullPage  GrayScale  LastPage  Name  NumCopies  Orientation  OutputFile  Page  Paper  PaperHeight  PaperWidth  Resolution  ReverseOrder    Cancel  Configure  Print    Begin  Draw  End  Paginate   

Printing a document

To print a document:

Paint.Begin is automatically called just before the Begin event, and Paint.End just after the End event.

You don't have to call them "by hand".