Python PyQt4在出口处坠毁
窗口将显示,但在出口时崩溃。coredump显示QtGui4.dll中发生了一些错误 我的环境是PyQt4.10.4(Qt4.8.5)32位版本,Windows 7(64位)。你有什么线索或建议来查明发生了什么事吗?非常感谢 移除一个或多个控件,则不会发生崩溃。真奇怪 设置\u window.uiPython PyQt4在出口处坠毁,python,qt4,pyqt4,Python,Qt4,Pyqt4,窗口将显示,但在出口时崩溃。coredump显示QtGui4.dll中发生了一些错误 我的环境是PyQt4.10.4(Qt4.8.5)32位版本,Windows 7(64位)。你有什么线索或建议来查明发生了什么事吗?非常感谢 移除一个或多个控件,则不会发生崩溃。真奇怪 设置\u window.ui <?xml version="1.0" encoding="UTF-8"?> <ui version="4.0"> <class>SettingWindow<
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>SettingWindow</class>
<widget class="QWidget" name="SettingWindow">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>465</width>
<height>439</height>
</rect>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
<widget class="QPushButton" name="pushButton">
<property name="geometry">
<rect>
<x>50</x>
<y>350</y>
<width>75</width>
<height>23</height>
</rect>
</property>
<property name="text">
<string>Save</string>
</property>
</widget>
<widget class="QPushButton" name="pushButton_2">
<property name="geometry">
<rect>
<x>180</x>
<y>350</y>
<width>75</width>
<height>23</height>
</rect>
</property>
<property name="text">
<string>Cancel</string>
</property>
</widget>
<widget class="QLabel" name="label_8">
<property name="geometry">
<rect>
<x>40</x>
<y>170</y>
<width>54</width>
<height>12</height>
</rect>
</property>
<property name="text">
<string>label</string>
</property>
</widget>
<widget class="QLineEdit" name="lineEdit_3">
<property name="geometry">
<rect>
<x>110</x>
<y>170</y>
<width>113</width>
<height>20</height>
</rect>
</property>
</widget>
<widget class="QLabel" name="label_9">
<property name="geometry">
<rect>
<x>40</x>
<y>230</y>
<width>54</width>
<height>12</height>
</rect>
</property>
<property name="text">
<string>TextLabel</string>
</property>
</widget>
<widget class="QLineEdit" name="lineEdit_4">
<property name="geometry">
<rect>
<x>120</x>
<y>220</y>
<width>113</width>
<height>20</height>
</rect>
</property>
</widget>
<widget class="QCheckBox" name="checkBox_4">
<property name="geometry">
<rect>
<x>140</x>
<y>300</y>
<width>71</width>
<height>16</height>
</rect>
</property>
<property name="text">
<string>CheckBox</string>
</property>
</widget>
<widget class="QLabel" name="label_11">
<property name="geometry">
<rect>
<x>120</x>
<y>190</y>
<width>54</width>
<height>12</height>
</rect>
</property>
<property name="text">
<string>TextLabel</string>
</property>
</widget>
<widget class="QLabel" name="label_12">
<property name="geometry">
<rect>
<x>130</x>
<y>250</y>
<width>54</width>
<height>12</height>
</rect>
</property>
<property name="text">
<string>TextLabel</string>
</property>
</widget>
<widget class="QWidget" name="layoutWidget">
<property name="geometry">
<rect>
<x>40</x>
<y>100</y>
<width>56</width>
<height>14</height>
</rect>
</property>
<layout class="QFormLayout" name="formLayout_2">
<property name="fieldGrowthPolicy">
<enum>QFormLayout::AllNonFixedFieldsGrow</enum>
</property>
<item row="0" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>label</string>
</property>
</widget>
</item>
</layout>
</widget>
<widget class="QWidget" name="layoutWidget">
<property name="geometry">
<rect>
<x>40</x>
<y>20</y>
<width>163</width>
<height>40</height>
</rect>
</property>
<layout class="QFormLayout" name="formLayout">
<property name="fieldGrowthPolicy">
<enum>QFormLayout::AllNonFixedFieldsGrow</enum>
</property>
<item row="0" column="0">
<widget class="QLabel" name="label">
<property name="text">
<string>label</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QCheckBox" name="checkBox">
<property name="text">
<string>checkbox</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QCheckBox" name="checkBox_2">
<property name="text">
<string>checkbox</string>
</property>
</widget>
</item>
</layout>
</widget>
</widget>
<resources/>
<connections/>
</ui>
sip.setdestroyonexit(False)解决了我的问题。这将是pyqt退出时崩溃的最终答案。发言人说:
当Python解释器退出PyQT4(默认情况下)调用C++ 它拥有的所有包装实例的析构函数。这种情况在一个特定的时间发生 随机顺序,因此可能导致解释器崩溃。这 可以通过调用sip.setdestroyonexit()禁用行为 功能
PyQt5始终自动调用sip.setdestroyonexit() 另一个参考应该是,pyqt的作者谈到了sip.setdestroyonexit()#-*- coding: utf-8 -*-
import sys
from PyQt4.QtGui import qApp, QDialog, QApplication
from ui_settings_window import Ui_SettingWindow
class SettingWindow(QDialog, Ui_SettingWindow):
def __init__(self):
super(SettingWindow, self).__init__()
self.setupUi(self)
if __name__ == "__main__":
app = QApplication(sys.argv)
window = SettingWindow()
window.show()
sys.exit(app.exec_())