Python调用打印机参考例子

 参考资料:

 

 

http://blog.csdn.net/jdh99/article/details/42585987

http://www.oschina.net/question/1438043_235020

http://blog.163.com/ctcg326%40126/blog/static/758129102012451034427/

http://codego.net/447659/

 

 

部分样例:

1.

from PyQt5.QtWidgets import (QApplication, QWidget, QTableWidget,QPushButton, 
                             QVBoxLayout, 
                            QTableWidgetItem)
from PyQt5.QtGui import  QPixmap, QPainter, QImage, QTextDocument
from PyQt5.QtPrintSupport import  QPrinter, QPrintDialog, QPrintPreviewDialog
from PyQt5.QtCore import QRect, QPoint, QSize ,  Qt


# 有预览框
# 908204694@qq.com
# def on_htmlButton_clicked(): printer =QPrinter(QPrinter.HighResolution) #/* 打印预览 */ preview =QPrintPreviewDialog(printer,widget ) preview.paintRequested.connect(printHtml) # # 显示 预览框 # #preview.exec() preview.exec_() def printHtml(printer): html = """<html> <head></head> <body> <h1>55555</h1><b>bold</b><h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b><h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b><h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b><h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> <h1>55555</h1><b>bold</b> </body> </html>""" textDocument = QTextDocument() textDocument.setHtml(html) #textDocument.print(printer) textDocument.print_(printer) def on_picButton_clicked(): printer =QPrinter(QPrinter.HighResolution) #/* 打印预览 */ preview =QPrintPreviewDialog(printer,widget ) """ * QPrintPreviewDialog类提供了一个打印预览对话框,里面功能比较全, * paintRequested(QPrinter *printer)是系统提供的, * 当preview.exec()执行时该信号被触发, * plotPic(QPrinter *printer)是用户自定义的槽函数,图像的绘制就在这个函数里。 """ preview.paintRequested.connect(plotPic) preview.exec()#/* 等待预览界面退出 */ def plotPic(printer): painter =QPainter(printer); image = QPixmap() image=widget.grab(QRect( QPoint( 0, 0 ), QSize( widget.size().width(), widget.size().height() ) ) )# /* 绘制窗口至画布 */ #QRect rect = painter.viewport(); #QSize size = image.size(); size.scale(rect.size(), Qt.KeepAspectRatio)# //此处保证图片显示完整 painter.setViewport(rect.x(), rect.y(),size.width(), size.height()); painter.setWindow(image.rect()); painter.drawPixmap(0,0,image); #/* 数据显示至预览界面 */ import sys app = QApplication(sys.argv) tablewidget = QTableWidget() ## 设置列数 tablewidget.setColumnCount(4) tablewidget.horizontalHeader().setDefaultSectionSize(150) ## QStringList在PyQt5 header= ["name", "last modify time","type", "size"] tablewidget.setHorizontalHeaderLabels(header) tablewidget.insertRow(0) tablewidget.insertRow(0) pItem1 = QTableWidgetItem("aa" ) pItem2 = QTableWidgetItem("bb" ) pItem3 = QTableWidgetItem("cc" ) pItem4 = QTableWidgetItem("dd" ) tablewidget.setItem( 0, 0, pItem1 ) tablewidget.setItem( 0, 1, pItem2 ) tablewidget.setItem( 0, 2, pItem3 ) tablewidget.setItem( 0, 3, pItem4 ) tablewidget.setMinimumSize(800, 600) button = QPushButton('打印界面') button.clicked.connect(on_picButton_clicked) button_txt = QPushButton('打印文字') button_txt.clicked.connect(on_htmlButton_clicked) widget = QWidget() layout = QVBoxLayout(widget) layout.addWidget(button) layout.addWidget(button_txt) layout.addWidget(tablewidget) widget.show() sys.exit(app.exec_())

  

2.

#------------------------- printer.py ----------------------
# 908204694@qq.com


# 直接打印,不预览

# -*- coding: utf-8 -*-
from PyQt5.QtCore import *
from PyQt5.QtGui import *

from PyQt5.QtPrintSupport import QPrinterInfo, QPrinter

class Printer:

#打印机列表
@staticmethod
def printerList():
printer = []
printerInfo = QPrinterInfo()
print('availablePrinterNames', printerInfo.availablePrinterNames() )
print('defaultPrinterName', printerInfo.defaultPrinterName())

for item in printerInfo.availablePrinters():
printer.append(item.printerName())
return printer

#打印任务
@staticmethod
def printing(printer, context):

p = QPrinter()

doc = QTextDocument()

htmlStr = context 
print('aaaa', htmlStr)
doc.setHtml(htmlStr)
doc.setPageSize(QSizeF(p.logicalDpiX()*(80/25.4),
p.logicalDpiY()*(297/25.4)))
p.setOutputFormat(QPrinter.NativeFormat)
doc.print_(p)

@staticmethod
def printing_22(printer, context):
printerInfo = QPrinterInfo()
p = QPrinter()
for item in printerInfo.availablePrinters():
if printer == item.printerName():
p = QPrinter(item)
doc = QTextDocument()
doc.setHtml(u'%s' % context)
doc.setPageSize(QSizeF(p.logicalDpiX()*(80/25.4),
p.logicalDpiY()*(297/25.4)))
p.setOutputFormat(QPrinter.NativeFormat)
doc.print_(p)





if __name__ == '__main__':
import sys
from PyQt5.QtWidgets import QApplication
app = QApplication(sys.argv) 
########################################## 
html = '<html><head></head><body><h1>55555</h1><b>bold</b></body></html>'
p = "defaultPrinter" #打印机名称
#Printer.printing(p, html)
#Printer.printerList()
Printer.printing_22(p, html)

##################################################### 
sys.exit(app.exec_())

  

 

 

3.

from PyQt5.QtGui import *
from PyQt5.QtCore import *
from PyQt5.QtWidgets import QApplication
from PyQt5.QtPrintSupport import QPrinter


#
# 将要打印的东西生成pdf
#
# 908204694@qq.com

a=QApplication([])
document = QTextDocument()
html = """
<head>
<title>Report</title>
<style>
</style>
</head>
<body>
<table width="100%">
<tr>
<td><img src="{}" width="30"></td>
<td><h1>REPORT汉字试试哈</h1></td>
</tr>
</table>
<hr>
<p align=right><img src="{}" width="300"></p>
<p align=right>Sample</p>
</body>
""".format('./aa.png', './bb.png')

document.setHtml(html)
printer = QPrinter()
printer.setResolution(96)
printer.setPageSize(QPrinter.Letter)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName("test.pdf")

# 设置纸张的边距
printer.setPageMargins(12, 16, 12, 20, QPrinter.Millimeter)
document.setPageSize(QSizeF(printer.pageRect().size()))
print(document.pageSize(), printer.resolution(), printer.pageRect())
document.print_(printer)

  

 

  

 

posted on 2015-09-07 23:16  宁静的天空  阅读(23263)  评论(0编辑  收藏

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