PyQt5筆記(01) – 建立空白窗體
PyQt5筆記(02) – 按鈕點擊事件
PyQt5筆記(03) – 消息框
PyQt5筆記(04) – 文本框的使用
PyQt5筆記(05) – 絕對位置
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本文主要介紹PyQt5中文本框的使用。其中,使用textbox.setText(string)
方法設置文本框內容,使用textbox.text()
獲取文本框裏面的內容。app
import sys from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QAction, QMessageBox from PyQt5.QtGui import QIcon from PyQt5.QtCore import pyqtSlot from PyQt5.Qt import QLineEdit class App(QWidget): def __init__(self): super().__init__() self.title = 'PyQt5 textbox' self.left = 10 self.top = 10 self.width = 320 self.height = 200 self.initUI() def initUI(self): self.setWindowTitle(self.title) self.setGeometry(self.left, self.top, self.width, self.height) # create textbox self.textbox = QLineEdit(self) self.textbox.move(20, 20) self.textbox.resize(280, 40) # Create a button in the window self.button = QPushButton('show text', self) self.button.move(20, 80) # connect button to function on_click self.button.clicked.connect(self.on_click) self.show() @pyqtSlot() def on_click(self): textboxValue = self.textbox.text() QMessageBox.question(self, "Message", 'You typed:' + textboxValue, QMessageBox.Ok, QMessageBox.Ok) """打印完畢以後清空文本框""" self.textbox.setText('') if __name__ == '__main__': app = QApplication(sys.argv) ex = App() app.exit(app.exec_())