QPrintEngine ¶

详细描述 ¶

The common case when creating your own print engine is to derive from both QPaintEngine and QPrintEngine . Various properties of a print engine are given with property() and set with setProperty() .

另请参阅

QPaintEngine

class QPrintEngine ¶

PySide2.QtPrintSupport.QPrintEngine. PrintEnginePropertyKey ¶

This enum is used to communicate properties between the print engine and QPrinter . A property may or may not be supported by a given print engine.

常量	描述
QPrintEngine.PPK_CollateCopies	A boolean value indicating whether the printout should be collated or not.
QPrintEngine.PPK_ColorMode	Refers to ColorMode , either color or monochrome.
QPrintEngine.PPK_Creator	A string describing the document’s creator.
QPrintEngine.PPK_Duplex	A boolean value indicating whether both sides of the printer paper should be used for the printout.
QPrintEngine.PPK_DocumentName	A string describing the document name in the spooler.
QPrintEngine.PPK_FontEmbedding	A boolean value indicating whether data for the document’s fonts should be embedded in the data sent to the printer.
QPrintEngine.PPK_FullPage	A boolean describing if the printer should be full page or not.
QPrintEngine.PPK_NumberOfCopies	Obsolete. An integer specifying the number of copies. Use instead.
QPrintEngine.PPK_Orientation	Specifies a 取向 值。
QPrintEngine.PPK_OutputFileName	The output file name as a string. An empty file name indicates that the printer should not print to a file.
QPrintEngine.PPK_PageOrder	Specifies a PageOrder 值。
QPrintEngine.PPK_PageRect	A QRect specifying the page rectangle
QPrintEngine.PPK_PageSize	Obsolete. Use instead.
QPrintEngine.PPK_PaperRect	A QRect specifying the paper rectangle.
QPrintEngine.PPK_PaperSource	Specifies a PaperSource 值。
QPrintEngine.PPK_PaperSources	Specifies more than one PaperSource 值。
QPrintEngine.PPK_PaperName	A string specifying the name of the paper.
QPrintEngine.PPK_PaperSize	Specifies a PaperSize 值。
QPrintEngine.PPK_PrinterName	A string specifying the name of the printer.
QPrintEngine.PPK_PrinterProgram	A string specifying the name of the printer program used for printing,
QPrintEngine.PPK_Resolution	An integer describing the dots per inch for this printer.
QPrintEngine.PPK_SelectionOption
QPrintEngine.PPK_SupportedResolutions	A list of integer QVariants describing the set of supported resolutions that the printer has.
QPrintEngine.PPK_WindowsPageSize	An integer specifying a DM_PAPER entry on Windows.
QPrintEngine.PPK_CustomPaperSize	A QSizeF specifying a custom paper size in the Point unit.
QPrintEngine.PPK_PageMargins	A QList < QVariant > containing the left, top, right and bottom margin values in the Point unit.
QPrintEngine.PPK_CopyCount	An integer specifying the number of copies to print.
QPrintEngine.PPK_SupportsMultipleCopies	A boolean value indicating whether or not the printer supports printing multiple copies in one job.
QPrintEngine.PPK_QPageSize	Set the page size using a QPageSize 对象。
QPrintEngine.PPK_QPageMargins	Set the page margins using a QPair of QMarginsF and Unit .
QPrintEngine.PPK_QPageLayout	Set the page layout using a QPageLayout 对象。
QPrintEngine.PPK_CustomBase	Basis for extension.

PySide2.QtPrintSupport.QPrintEngine. abort ( ) ¶

返回类型

bool

Instructs the print engine to abort the printing process. Returns true if successful; otherwise returns false .

PySide2.QtPrintSupport.QPrintEngine. metric ( arg__1 ) ¶

参数

arg__1 – PaintDeviceMetric

返回类型

int

Returns the metric for the given id .

PySide2.QtPrintSupport.QPrintEngine. newPage ( ) ¶

返回类型

bool

Instructs the print engine to start a new page. Returns true if the printer was able to create the new page; otherwise returns false .

PySide2.QtPrintSupport.QPrintEngine. printerState ( ) ¶

返回类型

PrinterState

Returns the current state of the printer being used by the print engine.

PySide2.QtPrintSupport.QPrintEngine. 特性 ( key ) ¶

参数

key – PrintEnginePropertyKey

返回类型

object

Returns the print engine’s property specified by key .

另请参阅

setProperty()

PySide2.QtPrintSupport.QPrintEngine. setProperty ( key , value ) ¶

参数

• key – PrintEnginePropertyKey

• value – object

Sets the print engine’s property specified by key 到给定 value .

另请参阅

property()