def tablePt(self, sqlstr, tit_pt, subtit_pt, date_pt, colsize, ltop_pt,
rbot_pt): #preview print
self.sqlstr = sqlstr
self.tit_pt = tit_pt #主标题
self.subtit_pt = subtit_pt #子标题
self.date_pt = date_pt #打印日期
self.colsize = colsize #每列宽
self.ltop_pt = ltop_pt #左.上点坐标,及左边界,上边界
self.rbot_pt = rbot_pt #右.下点坐标,及右边界,下边界
self.setdat(self.sqlstr) #取数据
#自定义表头,表格内文字 测试用
# self.tit_font_class=tit_font_class
# self.tb_font_class=tb_font_class
# ===============debug printer =============
# def tablePt(self):
#
# self.sqlstr="select id,单位名称,车主姓名,车牌照号,车辆类别,缴费金额 from work"
# self.setdat(self.sqlstr)
# self.tit_pt='左.上点坐标,及左边界,上边界' #主标题
# self.subtit_pt='子标题' #子标题
# self.date_pt='date_pt' #打印日期
# self.colsize=[5, 8, 6, 8, 6, 9] #每列宽
# self.ltop_pt=[3, 5,] #左.上点坐标,及左边界,上边界
# self.rbot_pt=[4, 3] #右.下点坐标,及右边界,下边界
printer = QPrinter(QPrinter.HighResolution)
printer.setFontEmbeddingEnabled(True)
preview = QPrintPreviewDialog(printer)
preview.paintRequested.connect(self.paintpic)
preview.resize(1024, 720)
preview.exec_()
def printPreviewBrowser(self, browser=None):
"""
Public slot called to show a print preview of the displayed file.
@param browser reference to the browser to be printed (WebBrowserView)
"""
from PyQt5.QtPrintSupport import QPrintPreviewDialog
if browser is None:
browser = self.currentBrowser()
printer = QPrinter(mode=QPrinter.HighResolution)
if Preferences.getPrinter("ColorMode"):
printer.setColorMode(QPrinter.Color)
else:
printer.setColorMode(QPrinter.GrayScale)
if Preferences.getPrinter("FirstPageFirst"):
printer.setPageOrder(QPrinter.FirstPageFirst)
else:
printer.setPageOrder(QPrinter.LastPageFirst)
printer.setPageMargins(
Preferences.getPrinter("LeftMargin") * 10,
Preferences.getPrinter("TopMargin") * 10,
Preferences.getPrinter("RightMargin") * 10,
Preferences.getPrinter("BottomMargin") * 10, QPrinter.Millimeter)
printerName = Preferences.getPrinter("PrinterName")
if printerName:
printer.setPrinterName(printerName)
printer.setResolution(Preferences.getPrinter("Resolution"))
preview = QPrintPreviewDialog(printer, self)
preview.resize(800, 750)
preview.paintRequested.connect(
lambda p: self.__printPreviewRequested(p, browser))
preview.exec_()
def handle_preview(self):
dialog = QPrintPreviewDialog()
dialog.setWindowIcon(QIcon('./images/logos/logo.jpg'))
dialog.setWindowFlags(dialog.windowFlags()
| Qt.WindowSystemMenuHint
| Qt.WindowMinMaxButtonsHint)
dialog.paintRequested.connect(self.handle_paint_request)
dialog.resize(1470, 980)
#dialog.setMinimumSize(1470, 980)
dialog.exec_()
def vistaPrevia(self):
if not self.documento.isEmpty():
impresion = QPrinter(QPrinter.HighResolution)
vista = QPrintPreviewDialog(impresion, self)
vista.setWindowTitle("предварительный просмотр")
vista.setWindowFlags(Qt.Window)
vista.resize(800, 600)
exportarPDF = vista.findChildren(QToolBar)
exportarPDF[0].addAction(QIcon("exportarPDF.png"), "Экспорт в PDF", self.exportarPDF)
vista.paintRequested.connect(self.vistaPreviaImpresion)
vista.exec_()
else:
QMessageBox.critical(self, "предварительный просмотр", "Нет данных для отображения. ",
QMessageBox.Ok)
def vistaPrevia(self):
if not self.documento.isEmpty():
impresion = QPrinter(QPrinter.HighResolution)
vista = QPrintPreviewDialog(impresion, self)
vista.setWindowTitle("Vista previa")
vista.setWindowFlags(Qt.Window)
vista.resize(800, 600)
exportarPDF = vista.findChildren(QToolBar)
exportarPDF[0].addAction(QIcon("exportarPDF.png"),
"Exportar a PDF", self.exportarPDF)
vista.paintRequested.connect(self.vistaPreviaImpresion)
vista.exec_()
else:
QMessageBox.critical(self, "Vista previa",
"No hay datos para visualizar. ",
QMessageBox.Ok)
def view(self):
#Vista previa
if not self.document.isEmpty():
impres = QPrinter(QPrinter.HighResolution)
var_view = QPrintPreviewDialog(impres, self)
var_view.setWindowTitle("Vista previa")
var_view.setWindowFlags(Qt.Window)
var_view.resize(800, 600)
exportarPDF = var_view.findChildren(QToolBar)
exportarPDF[0].addAction(QIcon("logo.png"), "Exportar a PDF", self.pdf_export)
var_view.paintRequested.connect(self.visualizar)
var_view.exec_()
else:
QMessageBox.critical(self, "Atención", "No hay datos en la tabla ",
QMessageBox.Ok)
