Pyqt5 手写界面--摘要记录

1初始化界面

from PyQt5.QtWidgets import QLabel, QWidget
from PyQt5 import QtWidgets, QtGui
from PyQt5.QtGui import QPainter, QColor, QIcon, QPixmap
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)
        self.setGeometry(2, 30, 1920, 1020) #界面左上角坐标 以及 界面长宽
        self.show()

def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()

界面背景颜色

from PyQt5.QtWidgets import QLabel, QWidget
from PyQt5 import QtWidgets, QtGui
from PyQt5.QtGui import QPainter, QColor, QIcon, QPixmap
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)
        self.palette1 = QtGui.QPalette()
        self.palette1.setColor(self.backgroundRole(), QColor(10, 220, 20))  # 背景颜色
        self.setPalette(self.palette1)
        self.setGeometry(2, 30, 1000, 800) #界面左上角坐标 以及 界面长宽
        self.show()

def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()

 

 隐藏边框

设置背景图片

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QLabel, QWidget
from PyQt5 import QtWidgets, QtGui
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)
        self.palette1 = QtGui.QPalette()
        # self.palette1.setColor(self.backgroundRole(), QColor(10, 220, 20))  # 背景颜色
        self.palette1.setBrush(QtGui.QPalette.Background, QtGui.QBrush(QtGui.QPixmap("ddd.jpg")))#背景图片
        self.setPalette(self.palette1)

        self.setWindowFlag(Qt.FramelessWindowHint) #隐藏边框
        self.setGeometry(200, 300, 473, 643) #界面左上角坐标 以及 界面长宽
        self.show()

def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()

 字体以及文字显示

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QLabel, QWidget
from PyQt5 import QtWidgets, QtGui
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)

        self.font = QtGui.QFont()
        self.font.setFamily("Arial")#字体
        self.font.setPointSize(15)#字号

        self.t = QtWidgets.QLabel(self)
        self.t.setText("字体")
        self.t.setFont(self.font)
        self.t.setGeometry(200, 100, 100, 50)#位置
        self.t.setStyleSheet("color:rgb({},{},{},255)".format(255, 128, 0)) #颜色

        self.setGeometry(200, 300, 473, 643) #界面左上角坐标 以及 界面长宽
        self.show()

def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()

按钮显示

按钮点击事件

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QLabel, QWidget
from PyQt5 import QtWidgets, QtGui
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)

        self.font = QtGui.QFont()
        self.font.setFamily("Arial")#字体
        self.font.setPointSize(15)#字号

        self.btma = QtWidgets.QPushButton(self)
        self.btma.setText("按钮A")
        self.btma.setFont(self.font)
        self.btma.setGeometry(180, 100, 100, 50)
        self.btma.clicked.connect(self.clicked_btm)#点击触发函数
        self.setGeometry(200, 300, 473, 643) #界面左上角坐标 以及 界面长宽
        self.show()

    def clicked_btm(self):

        self.t = QtWidgets.QLabel(self)
        self.t.setText("字体")
        self.t.setFont(self.font)
        self.t.setGeometry(200, 200, 100, 50)  # 位置
        self.t.setStyleSheet("color:rgb({},{},{},255)".format(255, 128, 0))  # 颜色
        self.t.show()#显示



def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()

 

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QLabel, QWidget
from PyQt5 import QtWidgets, QtGui
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)

        self.font = QtGui.QFont()
        self.font.setFamily("Arial")#字体
        self.font.setPointSize(15)#字号

        self.btma = QtWidgets.QPushButton(self)
        self.btma.setStyleSheet("QPushButton{background-image: url(kaishi.png)}")#设置图片
        self.btma.setFont(self.font)
        self.btma.setGeometry(180, 100, 100, 50)
        self.btma.clicked.connect(self.clicked_btm)#点击触发函数
        self.setGeometry(200, 300, 473, 643) #界面左上角坐标 以及 界面长宽
        self.show()

    def clicked_btm(self):

        self.t = QtWidgets.QLabel(self)
        self.t.setText("字体")
        self.t.setFont(self.font)
        self.t.setGeometry(200, 200, 100, 50)  # 位置
        self.t.setStyleSheet("color:rgb({},{},{},255)".format(255, 128, 0))  # 颜色
        self.t.show()#显示



def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()

 

 

 输入框

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QLabel, QWidget,QLineEdit
from PyQt5 import QtWidgets, QtGui
import sys

class My_UI(QWidget):
    def __init__(self,rstpadd=None,parent=None):
        super(My_UI, self).__init__(parent)

        self.font = QtGui.QFont()
        self.font.setFamily("Arial")#字体
        self.font.setPointSize(15)#字号

        self.line = QLineEdit(self)
        self.line.setFont(self.font)
        self.line.setGeometry(200, 100, 100, 50)
        self.line.setStyleSheet(
            'border-width: 1px;border-style: solid;border-color: rgb(255, 0, 0);background-color: rgb(255,255,255);color:rgb(0, 255, 0)')#输入框样式设置



        self.btma = QtWidgets.QPushButton(self)
        self.btma.setText("按钮A")
        self.btma.setFont(self.font)
        self.btma.setGeometry(180, 200, 100, 50)
        self.btma.clicked.connect(self.clicked_btm)#点击触发函数
        self.setGeometry(200, 300, 473, 643) #界面左上角坐标 以及 界面长宽
        self.show()

    def clicked_btm(self):

        self.t = QtWidgets.QLabel(self)
        self.t.setText(self.line.text()) #显示输入框里面的文字
        self.t.setFont(self.font)
        self.t.setGeometry(200, 300, 100, 50)  # 位置
        self.t.setStyleSheet("color:rgb({},{},{},255)".format(255, 128, 0))  # 颜色
        self.t.show()#显示



def main():
    app = QtWidgets.QApplication(sys.argv)
    UI = My_UI()
    UI.show()
    sys.exit(app.exec_())

if __name__ == '__main__':
    main()