怎么實(shí)現(xiàn)PyQt5控件字體樣式等設(shè)置-創(chuàng)新互聯(lián)

這篇文章主要為大家展示了怎么實(shí)現(xiàn)PyQt5控件字體樣式等設(shè)置,內(nèi)容簡(jiǎn)而易懂,希望大家可以學(xué)習(xí)一下,學(xué)習(xí)完之后肯定會(huì)有收獲的,下面讓小編帶大家一起來看看吧。

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一、API接口設(shè)置

比如我這段代碼中的一些設(shè)置,設(shè)置文字、居中、禁止復(fù)制、LineEdit輸入為password等等

怎么實(shí)現(xiàn)PyQt5控件字體樣式等設(shè)置

import sys

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QFrame
from PyQt5.QtWidgets import QLabel
from PyQt5.QtWidgets import QWidget
from PyQt5.QtWidgets import QLineEdit
from PyQt5.QtWidgets import QTextEdit
from PyQt5.QtWidgets import QSizePolicy
from PyQt5.QtWidgets import QMainWindow
from PyQt5.QtWidgets import QPushButton
from PyQt5.QtWidgets import QGridLayout
from PyQt5.QtWidgets import QApplication




from View import interface

class MainWindow(QMainWindow):

  def __init__(self):
    super(MainWindow,self).__init__(None)
    self.setWindowTitle("對(duì)金屬腐蝕性試驗(yàn)儀")
    self.initUI()

  def initUI(self):
    layout = QGridLayout()
    layout.setSpacing(10)
    self.loginLabel = QLabel("用戶名:")
    self.loginLabel.setAlignment(Qt.AlignRight)
    self.loginLabel.setStyleSheet("color:rgb(20,20,20,255);font-size:16px;font-weight:bold:text")
    self.loginTxt = QLineEdit()
    self.loginTxt.setText("admin")
    self.loginTxt.setPlaceholderText("User Name")
    self.loginTxt.setClearButtonEnabled(True)
    self.pwdLabel = QLabel("密碼:")
    self.pwdLabel.setAlignment(Qt.AlignRight)
    self.pwdTxt = QLineEdit()
    self.pwdTxt.setContextMenuPolicy(Qt.NoContextMenu) #禁止復(fù)制粘貼
    self.pwdTxt.setPlaceholderText("Password")
    self.pwdTxt.setText("admin")
    self.pwdTxt.setEchoMode(QLineEdit.Password)
    self.pwdTxt.setClearButtonEnabled(True)
    self.registeredBtn = QPushButton("注冊(cè)")
    self.loginBtn = QPushButton("登陸")

    self.headLabel = QLabel("用戶登陸")
    self.headLabel.resize(300,30)
    self.headLabel.setAlignment(Qt.AlignCenter)
    self.headLabel.setStyleSheet("color:rgb(10,10,10,255);font-size:25px;font-weight:bold;font-family:Roman times;")

    self.headLabel.setSizePolicy(QSizePolicy.Expanding,QSizePolicy.Expanding)
    layout.addWidget(self.headLabel,0,0,1,2)
    policy = self.headLabel.sizePolicy()
    print(policy.verticalPolicy())
    policy.setVerticalPolicy(1)
    print(policy.verticalPolicy())
    # policy.setVerticalPolicy(1)
    layout.addWidget(self.loginLabel,1,0)
    layout.addWidget(self.loginTxt,1,1)
    layout.addWidget(self.pwdLabel,2,0)
    layout.addWidget(self.pwdTxt,2,1)
    layout.addWidget(self.registeredBtn,3,0)
    layout.addWidget(self.loginBtn,3,1)

    frame = QFrame(self)
    frame.setLayout(layout)
    self.setCentralWidget(frame)
    self.resize(300,150)

if __name__ == '__main__':
  app = QApplication(sys.argv)
  mainWindow = MainWindow()
  mainWindow.show()
  mainWindow.activateWindow()
  mainWindow.raise_()
  app.exec_()
  del mainWindow
  del app

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