from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
from PyQt5 import QtWidgets, QtGui, QtCore
from PyQt5.QtGui import QIcon
import sys
class MyWidget(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle(“List box”)
self.resize(600,400)
self.lbox = QListWidget(self)
self.lbox.resize(200,300)
self.te=QTextEdit(self)
self.te.move(220,0)
self.te.resize(200,80)
self.btn = QPushButton(“추가”,self)
self.btn.move(440,0)
self.btn.resize(100,80)
self.btn.clicked.connect(self.AddItem)
self.lb_sel = QLabel(“(테스트)”,self)
self.lb_sel.move(220,100)
self.lbox.currentItemChanged.connect(self.OnLBoxSelectChange)
self.btn_remove = QPushButton(“선택 항목 삭제”,self)
self.btn_remove.move(220,200)
self.btn_remove.clicked.connect(self.RemoveItem)
self.btn_clear = QPushButton(“모두 지우기”,self)
self.btn_clear.move(220,300)
self.btn_clear.clicked.connect(self.ClearAll)
def ClearAll(self):
self.lbox.clear()
def RemoveItem(self):
index = self.lbox.currentRow()
self.lbox.takeItem(index)
def AddItem(self):
data = self.te.toPlainText()
self.lbox.addItem(data)
self.te.setText(“”)
def OnLBoxSelectChange(self):
item = self.lbox.currentItem()
self.lb_sel.setText(item.text())
if __name__ == ‘__main__’:
app = QtWidgets.QApplication(sys.argv)
MainWindow = MyWidget()
MainWindow.show()
sys.exit(app.exec_())