PyQt5-图标设置和气泡提示信息

 1 import sys
 2 from PyQt5.QtGui import  QIcon
 3 from PyQt5.QtWidgets import QWidget,QApplication
 4 class IconClass(QWidget):
 5     def __init__(self,parent=None):
 6         super(IconClass,self).__init__(parent)
 7         self.initUI()
 8     def initUI(self):
 9         self.setGeometry(400,200,500,600)#坐标，宽高
10         self.setWindowTitle("显示图标的窗口")
11         self.setWindowIcon(QIcon(‘./image/add_16px_1084515_easyicon.net.ico‘))#设置窗体图标
12 
13 if __name__=="__main__":
14     app=QApplication(sys.argv)
15     icon=IconClass()
16     icon.show()
17     sys.exit(app.exec_())

 1 import sys
 2 from PyQt5.QtGui import  QIcon
 3 from PyQt5.QtWidgets import QWidget,QApplication
 4 class IconClass(QWidget):
 5     def __init__(self,parent=None):
 6         super(IconClass,self).__init__(parent)
 7         self.initUI()
 8     def initUI(self):
 9         self.setGeometry(400,200,500,600)#坐标，宽高
10         self.setWindowTitle("显示图标的窗口")
11         self.setWindowIcon(QIcon(‘./image/add_16px_1084515_easyicon.net.ico‘))#设置窗体图标
12 
13 if __name__=="__main__":
14     app=QApplication(sys.argv)
15     icon=IconClass()
16     icon.show()
17     sys.exit(app.exec_())

 1 import sys
 2 from PyQt5.QtGui import  QIcon,QFont
 3 from PyQt5.QtWidgets import QWidget,QApplication,QToolTip,QPushButton,QHBoxLayout
 4 
 5 class IconClass(QWidget):
 6     def __init__(self,parent=None):
 7         super(IconClass,self).__init__(parent)
 8         self.initUI()
 9     def initUI(self):
10         self.btn=QPushButton("BTN")
11         # 设置气泡提示信息
12         QToolTip.setFont(QFont("SansSerif", 24))
13         self.btn.setToolTip("这是一个气泡提示信息！")
14 
15         self.setGeometry(200,200,200,200)#坐标，宽高
16         self.setWindowTitle("显示图标的窗口")
17         self.setWindowIcon(QIcon(‘./image/add_16px_1084515_easyicon.net.ico‘))#设置窗体图标
18 
19         # 布局
20         layout = QHBoxLayout()
21         layout.addWidget(self.btn)
22         self.setLayout(layout)
23 
24 
25 
26 if __name__=="__main__":
27     app=QApplication(sys.argv)
28     icon=IconClass()
29     icon.show()
30     sys.exit(app.exec_())