网格扩展中的Pyqt5小部件

问题描述 投票:0回答:1

我有一个qgridlayout,在特定位置有多个自定义窗口小部件,如下例所示。举一个简单的例子,我正在使用qlabels,但这将显示我要完成的工作。

enter image description here

[当用户单击顶部的按钮时,我希望带有单词“ Row 0,Column 0”的标签展开并代替其下方的标签(“ Row 1,Column0”)。同样不要删除下面的标签,而只是将其隐藏。最终结果应如下所示:

enter image description here

我一直在玩setRowStretchsetColumnStretch,但似乎没有什么改变。这是我迷路的地方,不确定要去哪里或缺少什么。我在照片中为示例添加了代码。感谢您的宝贵时间,我们将不胜感激任何帮助。

GUI CODE:example.py

from PyQt5 import QtCore, QtGui, QtWidgets


class Ui_MainWindow(object):
    def setupUi(self, MainWindow):
        MainWindow.setObjectName("MainWindow")
        MainWindow.resize(191, 136)
        self.centralwidget = QtWidgets.QWidget(MainWindow)
        self.centralwidget.setObjectName("centralwidget")
        self.gridLayout = QtWidgets.QGridLayout(self.centralwidget)
        self.gridLayout.setObjectName("gridLayout")
        self.pushButton = QtWidgets.QPushButton(self.centralwidget)
        self.pushButton.setObjectName("pushButton")
        self.gridLayout.addWidget(self.pushButton, 0, 0, 1, 2)
        self.label_3 = QtWidgets.QLabel(self.centralwidget)
        self.label_3.setObjectName("label_3")
        self.gridLayout.addWidget(self.label_3, 3, 0, 1, 1)
        self.label_4 = QtWidgets.QLabel(self.centralwidget)
        self.label_4.setObjectName("label_4")
        self.gridLayout.addWidget(self.label_4, 2, 1, 1, 1)
        self.label_5 = QtWidgets.QLabel(self.centralwidget)
        self.label_5.setObjectName("label_5")
        self.gridLayout.addWidget(self.label_5, 3, 1, 1, 1)
        self.label_6 = QtWidgets.QLabel(self.centralwidget)
        self.label_6.setObjectName("label_6")
        self.gridLayout.addWidget(self.label_6, 1, 1, 1, 1)
        self.label = QtWidgets.QLabel(self.centralwidget)
        self.label.setObjectName("label")
        self.gridLayout.addWidget(self.label, 1, 0, 1, 1)
        self.label_2 = QtWidgets.QLabel(self.centralwidget)
        self.label_2.setObjectName("label_2")
        self.gridLayout.addWidget(self.label_2, 2, 0, 1, 1)
        MainWindow.setCentralWidget(self.centralwidget)
        self.statusbar = QtWidgets.QStatusBar(MainWindow)
        self.statusbar.setObjectName("statusbar")
        MainWindow.setStatusBar(self.statusbar)

        self.retranslateUi(MainWindow)
        QtCore.QMetaObject.connectSlotsByName(MainWindow)

    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
        self.pushButton.setText(_translate("MainWindow", "Row Cover"))
        self.label_3.setText(_translate("MainWindow", "Row 2, Column 0"))
        self.label_4.setText(_translate("MainWindow", "Row 1, Column 1"))
        self.label_5.setText(_translate("MainWindow", "Row 2, Column 1"))
        self.label_6.setText(_translate("MainWindow", "Row 0, Column 1"))
        self.label.setText(_translate("MainWindow", "Row 0, Column 0"))
        self.label_2.setText(_translate("MainWindow", "Row 1 ,Column 0 "))

主要代码

import sys
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from example import Ui_MainWindow

class MainWindow(QMainWindow):
    def __init__(self, parent=None):
        super(MainWindow, self).__init__(parent)
        QWidget.__init__(self, parent)
        self.MainUi = Ui_MainWindow()
        self.MainUi.setupUi(self)
        self.MainUi.pushButton.clicked.connect(self.expand_row)

    def expand_row(self):
        self.MainUi.label_2.hide()
        self.MainUi.gridLayout.setRowStretch(0,1)

if __name__ == "__main__":
    app = QApplication(sys.argv)
    MainWindow = MainWindow()
    MainWindow.setWindowTitle('Example')
    MainWindow.show()
    sys.exit(app.exec_())

我有一个qgridlayout,在特定位置有多个自定义窗口小部件,如下例所示。举一个简单的例子,我正在使用qlabels,但这将显示我要完成的工作。当...

python python-3.x pyqt pyqt5 qgridlayout
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