def handlePreview(self):
dialog = QPrintPreviewDialog()
icon = QIcon()
icon.addPixmap(QPixmap(":/QIcon/Backup/iconn.png"), QIcon.Normal, QIcon.Off)
dialog.setWindowIcon(icon)
dialog.setWindowTitle("پیش نمایش چاپ")
dialog.paintRequested.connect(self.handlePaintRequest)
dialog.setWindowFlags(Qt.WindowStaysOnTopHint)
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)
def Print(self):
title = ["红色(客户)", "白色(存根)", "黄色(会计)", "蓝色(回单)"]
for i in range(7):
if self.commoditydata.Find(self.lineedits[i][0].text()) == False:
self.commoditydata.InsertData(self.lineedits[i][0].text(),
self.lineedits[i][1].text(),
self.lineedits[i][2].text())
for i in range(4):
preview = QPrintPreviewDialog(self.printer, self)
preview.setGeometry(100, 100, 1200, 600)
if i == 0:
self.redcheckbutton.setChecked(True)
self.colorlabel.setStyleSheet(
"background-color:rgba(255,0,0,25)")
elif i == 1:
self.whitecheckbutton.setChecked(True)
self.colorlabel.setStyleSheet(
"background-color:rgba(255,255,255,25)")
elif i == 2:
self.yellowcheckbutton.setChecked(True)
self.colorlabel.setStyleSheet(
"background-color:rgba(255,255,0,25)")
else:
self.bluecheckbutton.setChecked(True)
self.colorlabel.setStyleSheet(
"background-color:rgba(0,255,255,25)")
preview.setWindowTitle(title[i])
"""
以下两句实现控制打印纸张的大小
QSizeF 中的第二个参数是height ，第一个是width
"""
#self.printer.setPageSize(QPrinter.Custom)
self.printer.setPaperSize(QSizeF(900, 550), QPrinter.Point)
preview.paintRequested.connect(self.PlotPic)
preview.exec() #显示预览窗口
self.colorlabel.setStyleSheet("background-color:rgba(255,255,255,25)")
self.bluecheckbutton.setChecked(False)
