我正在尝试在 QDockWidget 的 KeyPressedEvent 中添加一些逻辑。它在没有 QDockWidget 的情况下工作,即在主窗口上工作,但它在 QDockWidget 上不起作用。
这是我尝试过的:
from PyQt5 import QtCore
from PyQt5.QtWidgets import *
from qgis.core import QgsProject
from .progress_bar import Ui_MainWindow_Progress
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
try:
_encoding = QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QApplication.translate(context, text, disambig)
class Ui_MainWindow(QMainWindow):
def __init__(self, iface):
super().__init__()
self.iface = iface
def setupUi(self, MainWindow):
MainWindow.setObjectName(_fromUtf8("MainWindow"))
MainWindow.resize(356, 750)
self.pushButton_exit = QPushButton(MainWindow)
self.pushButton_exit.setGeometry(QtCore.QRect(290, 0, 50, 23))
self.pushButton_exit.setObjectName(_fromUtf8("pushButton_exit"))
self.pushButton_exit.setStyleSheet("background-color: red")
self.label_4 = QLabel(MainWindow)
self.label_4.setGeometry(QtCore.QRect(20, 300, 81, 20))
self.label_4.setObjectName(_fromUtf8("label_4"))
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def retranslateUi(self, MainWindow):
self.dock_widget = QDockWidget("My Plugin", self.iface.mainWindow())
self.dock_widget.setWidget(MainWindow)
self.dock_widget.setFixedWidth(356)
self.dock_widget.setFixedHeight(750)
self.iface.addDockWidget(QtCore.Qt.RightDockWidgetArea,
self.dock_widget)
self.dock_widget.setFeatures(QDockWidget.DockWidgetFloatable |
QDockWidget.DockWidgetMovable)
self.dock_widget.keyPressEvent = self.keyPressed
def keyPressed(self, event):
if event.key() == QtCore.Qt.Key_Escape:
print("Escape pressed")
代码工作正常,但没有调用 keyPressed 方法。
如何处理 QDockWidget 的 KeyPressedEvent?
最佳答案
我添加了这一行 self.dock_widget.setFocusPolicy(QtCore.Qt.StrongFocus) 现在它工作正常。
关于python - 如何在pyqt(QGIS)中捕获QDockWidget的KeyPressedEvent,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/55452097/