Printer类 参考

#include <Printer.h>

类 Printer 继承关系图:

Printer 的协作图:

Public 成员函数
	Printer (QObject *parent=nullptr)
void	setDataPack (PrinterDataPack *data_pack)
void	renderPng (CanExceptionCallback cb)
void	toPrinter (CanExceptionCallback cb)

静态 Public 成员函数
static QList< QPrinterInfo >	getAvaliblePrinterInfo ()

Private 槽
void	slotPdfdocumentStatusChanged (QPdfDocument::Status status)

Private 成员函数
void	toPrinterResult (bool success, const QString &message, CanExceptionCallback cb)
bool	printImage (QPrinter *printer)

Private 属性
QPdfDocument	pdf_doc
std::unique_ptr< QImage >	image {nullptr}
PrinterDataPack *	data_pack {nullptr}
int	current_page_id {0}
	记录打印内容是否发生改变
QList< QPrinter * >	printers
std::function< void(bool, const QString &)>	pdf_load_success_callback

构造及析构函数说明

Printer()

Printer::Printer ( QObject * parent = nullptr )

explicit

成员函数说明

getAvaliblePrinterInfo()

QList< QPrinterInfo > Printer::getAvaliblePrinterInfo ( )

static

printImage()

bool Printer::printImage ( QPrinter * printer )

private

renderPng()

void Printer::renderPng

(

CanExceptionCallback

cb

)

setDataPack()

void Printer::setDataPack

(

PrinterDataPack *

data_pack

)

slotPdfdocumentStatusChanged

void Printer::slotPdfdocumentStatusChanged ( QPdfDocument::Status status )

privateslot

toPrinter()

void Printer::toPrinter

(

CanExceptionCallback

cb

)

toPrinterResult()

void Printer::toPrinterResult ( bool success, const QString & message, CanExceptionCallback cb )

private

类成员变量说明

current_page_id

int Printer::current_page_id {0}

private

记录打印内容是否发生改变

data_pack

PrinterDataPack* Printer::data_pack {nullptr}

private

image

std::unique_ptr<QImage> Printer::image {nullptr}

private

pdf_doc

QPdfDocument Printer::pdf_doc

private

pdf_load_success_callback

std::function<void(bool, const QString&)> Printer::pdf_load_success_callback

private

printers

QList<QPrinter*> Printer::printers

private

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该类的文档由以下文件生成:

• /home/runner/work/WebpagePrinter/WebpagePrinter/src/printer/Printer.h
• /home/runner/work/WebpagePrinter/WebpagePrinter/src/printer/Printer.cpp