class QPrintEngine¶

The QPrintEngine class defines an interface for how QPrinter interacts with a given printing subsystem. More…

Synopsis¶

Virtual methods¶

def abort()
def metric()
def newPage()
def printerState()
def property()
def setProperty()

Note

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Detailed Description¶

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() .

See also

QPaintEngine

class 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.

Constant

Description

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 PPK_CopyCount instead.

QPrintEngine.PPK_Orientation

Specifies a QPageLayout::Orientation value.

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 value.

QPrintEngine.PPK_PageRect

A QRect specifying the page rectangle

QPrintEngine.PPK_PageSize

Obsolete. Use PPK_PaperSize instead.

QPrintEngine.PPK_PaperRect

A QRect specifying the paper rectangle.

QPrintEngine.PPK_PaperSource

Specifies a PaperSource value.

QPrintEngine.PPK_PaperSources

Specifies more than one PaperSource value.

QPrintEngine.PPK_PaperName

A string specifying the name of the paper.

QPrintEngine.PPK_PaperSize

Specifies a QPrinter::PaperSize value.

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 object.

QPrintEngine.PPK_QPageMargins

Set the page margins using a QPair of QMarginsF and QPageLayout::Unit.

QPrintEngine.PPK_QPageLayout

Set the page layout using a QPageLayout object.

QPrintEngine.PPK_CustomBase

Basis for extension.

Constant	Description
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 PPK_CopyCount instead.
QPrintEngine.PPK_Orientation	Specifies a QPageLayout::Orientation value.
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` value.
QPrintEngine.PPK_PageRect	A QRect specifying the page rectangle
QPrintEngine.PPK_PageSize	Obsolete. Use PPK_PaperSize instead.
QPrintEngine.PPK_PaperRect	A QRect specifying the paper rectangle.
QPrintEngine.PPK_PaperSource	Specifies a `PaperSource` value.
QPrintEngine.PPK_PaperSources	Specifies more than one `PaperSource` value.
QPrintEngine.PPK_PaperName	A string specifying the name of the paper.
QPrintEngine.PPK_PaperSize	Specifies a QPrinter::PaperSize value.
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 object.
QPrintEngine.PPK_QPageMargins	Set the page margins using a QPair of QMarginsF and QPageLayout::Unit.
QPrintEngine.PPK_QPageLayout	Set the page layout using a QPageLayout object.
QPrintEngine.PPK_CustomBase	Basis for extension.

abstract abort()¶

Return type:: bool

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

abstract metric(arg__1)¶

Parameters:: arg__1 – PaintDeviceMetric
Return type:: int

Returns the metric for the given id.

abstract newPage()¶

Return type:: 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.

abstract printerState()¶

Return type:: PrinterState

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

abstract property(key)¶

Parameters:: key – PrintEnginePropertyKey
Return type:: object

Returns the print engine’s property specified by key.

See also

setProperty()

abstract setProperty(key, value)¶

Parameters:

key – PrintEnginePropertyKey
value – object

Sets the print engine’s property specified by key to the given value.

See also

property()