PyQt5 - 将工具提示持续时间设置为组合框的视图(下拉)部分
在本文中,我们将了解如何将工具提示持续时间设置为组合框的下拉部分。当我们将工具提示设置为组合框时,它仅显示在行编辑部分,工具提示对于下拉部分即其视图部分不可见。
In order set tool tip duration to the view part, do the following –
1. Create Combo box
2. Add items to the combo box
3. Get the view object of the combo box
4. Add tool tip to the view object
5. set tool tip duration to the view object
句法 :
# getting view part of combo box
view = self.combo_box.view()
# setting tool tip to view object of the combo box
view.setToolTip(tip)
# setting tool tip duration to view object
view.setToolTipDuration(2000)
下面是实现
# importing libraries
from PyQt5.QtWidgets import *
from PyQt5 import QtCore, QtGui
from PyQt5.QtGui import *
from PyQt5.QtCore import *
import sys
class Window(QMainWindow):
def __init__(self):
super().__init__()
# setting title
self.setWindowTitle("Python ")
# setting geometry
self.setGeometry(100, 100, 600, 400)
# calling method
self.UiComponents()
# showing all the widgets
self.show()
# method for widgets
def UiComponents(self):
# creating a combo box widget
self.combo_box = QComboBox(self)
# setting geometry of combo box
self.combo_box.setGeometry(200, 150, 150, 30)
# geek list
geek_list = ["Sayian", "Super Sayian", "Super Sayian 2", "Super Sayian B"]
# making it editable
self.combo_box.setEditable(True)
# adding list of items to combo box
self.combo_box.addItems(geek_list)
# tool tip
tip = "Drop down tool tip"
# getting view part of combo box
view = self.combo_box.view()
# setting tool tip to view object of the combo box
view.setToolTip(tip)
# setting tool tip duration to view object
view.setToolTipDuration(2000)
# create pyqt5 app
App = QApplication(sys.argv)
# create the instance of our Window
window = Window()
# start the app
sys.exit(App.exec())
输出 :
此工具提示会在 2 秒后消失