import sys
from PyQt5.Qt import *
class Window(QWidget):
def __init__(self):
super().__init__()
self.setup_ui()
def setup_ui(self):
self.setWindowTitle("Qt桌面应用程序")
self.button_1_flag = 1
self.resize(300, 300)
self.label_1 = QLabel()
self.label_1.setText("标签1")
self.label_1.setStyleSheet("background-color:CornflowerBlue")
self.label_2 = QLabel()
self.label_2.setText("标签2")
self.label_2.setStyleSheet("background-color:DarkSeaGreen")
self.label_3 = QLabel()
self.label_3.setText("标签3")
self.label_3.setStyleSheet("background-color:HotPink")
self.label_4 = QLabel()
self.label_4.setText("标签4")
self.label_4.setStyleSheet("background-color:CornflowerBlue")
self.label_5 = QLabel()
self.label_5.setText("标签5")
self.label_5.setStyleSheet("background-color:DarkSeaGreen")
self.label_6 = QLabel()
self.label_6.setText("标签6")
self.label_6.setStyleSheet("background-color:HotPink")
self.box_layout_2 = QBoxLayout(QBoxLayout.LeftToRight)
self.box_layout_2.addWidget(self.label_4)
self.box_layout_2.addWidget(self.label_5)
self.box_layout_2.addWidget(self.label_6)
self.box_layout_1 = QBoxLayout(QBoxLayout.TopToBottom)
self.box_layout_1.setContentsMargins(10, 20, 30, 40)
self.box_layout_1.setSpacing(20)
self.box_layout_1.addWidget(self.label_1)
self.box_layout_1.addLayout(self.box_layout_2)
self.box_layout_1.addWidget(self.label_2)
self.box_layout_1.addWidget(self.label_3)
self.setLayout(self.box_layout_1)
self.button_1 = QPushButton()
self.button_1.setText("隐藏2/6")
def button_clicked():
if self.button_1_flag == 1:
self.label_2.hide()
self.label_6.hide()
self.button_1_flag = 2
self.button_1.setText("显示2/6")
else:
self.label_2.show()
self.label_6.show()
self.button_1_flag = 1
self.button_1.setText("隐藏2/6")
self.button_1.clicked.connect(button_clicked)
self.box_layout_1.addWidget(self.button_1)
if __name__ == '__main__':
app = QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())
