QT pyqt pyside2 QLabel 自动换行设置注意点

先看效果：

PySide2（QT5）的 QT Designer （我在 QT4 的 designer 中不可以直接看效果，可能需要设置什么）能直接在编辑器中看效果，Label设置如下：

注意：不要在同HorizonLayout中加弹簧，Label Horizontal 必须是 Expanding 的，很长的英文单词并不会像中文那样会分开换行，所以注意英文单词之间要用空格键隔开。

代码：

1 # -*- coding: utf-8 -*- 2  3 # Form implementation generated from reading ui file '.\labelAutoMultiLine.ui' 4 # 5 # Created: Fri Nov 02 19:02:05 2018 6 #      by: pyside-uic 0.2.15 running on PySide 1.2.4 7 # 8 # WARNING! All changes made in this file will be lost! 9 10 from PySide import QtCore, QtGui11 12 class Ui_Form(object):13     def setupUi(self, Form):14         Form.setObjectName("Form")15         Form.resize(315, 86)16         self.horizontalLayout = QtGui.QHBoxLayout(Form)17         self.horizontalLayout.setObjectName("horizontalLayout")18         self.pushButton = QtGui.QPushButton(Form)19         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Preferred)20         sizePolicy.setHorizontalStretch(0)21         sizePolicy.setVerticalStretch(0)22         sizePolicy.setHeightForWidth(self.pushButton.sizePolicy().hasHeightForWidth())23         self.pushButton.setSizePolicy(sizePolicy)24         self.pushButton.setMinimumSize(QtCore.QSize(64, 64))25         self.pushButton.setMaximumSize(QtCore.QSize(64, 64))26         self.pushButton.setObjectName("pushButton")27         self.horizontalLayout.addWidget(self.pushButton)28         self.label = QtGui.QLabel(Form)29         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Preferred)30         sizePolicy.setHorizontalStretch(0)31         sizePolicy.setVerticalStretch(0)32         sizePolicy.setHeightForWidth(self.label.sizePolicy().hasHeightForWidth())33         self.label.setSizePolicy(sizePolicy)34         self.label.setWordWrap(True)35         self.label.setObjectName("label")36         self.horizontalLayout.addWidget(self.label)37 38         self.retranslateUi(Form)39         QtCore.QMetaObject.connectSlotsByName(Form)40 41     def retranslateUi(self, Form):42         Form.setWindowTitle(QtGui.QApplication.translate("Form", "Form", None, QtGui.QApplication.UnicodeUTF8))43         self.pushButton.setText(QtGui.QApplication.translate("Form", "Button", None, QtGui.QApplication.UnicodeUTF8))44         self.label.setText(QtGui.QApplication.translate("Form", "TextLabel", None, QtGui.QApplication.UnicodeUTF8))

labelAutoMultiLine_ui_pyside.py

1 # -*- coding: utf-8 -*- 2 import sys 3 from PySide import QtCore, QtGui 4 import labelAutoMultiLine_ui_pyside as ui 5  6 class TestWindow(QtGui.QWidget, ui.Ui_Form): 7     def __init__(self, parent = None): 8         super(TestWindow, self).__init__(parent) 9         self.setupUi(self)10         11         self.label.setWordWrap(True)    #也可以在qt designer中对label的属性设置12         self.label.setText(u'测试Label自动换行，SDFSDF SFSDF 啊啊啊啊啊啊')      # 如果在designer中设置好很长的text，在代码中不设置，则可能不会自动换行13         14 def main():15     app = QtGui.QApplication(sys.argv)16     win = TestWindow()17     win.show()18     sys.exit(app.exec_())19     20 if __name__ == '__main__':21     main()

转载于:https://www.cnblogs.com/ibingshan/p/9898058.html

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