TextEditor_QFileDialog.py 文件源码

def init_ui(self):
        v_layout = QVBoxLayout()
        h_layout = QHBoxLayout()

        h_layout.addWidget(self.clr_btn)
        h_layout.addWidget(self.sav_btn)
        h_layout.addWidget(self.opn_btn)

        v_layout.addWidget(self.text)
        v_layout.addLayout(h_layout)

        self.sav_btn.clicked.connect(self.save_text)
        self.clr_btn.clicked.connect(self.clear_text)
        self.opn_btn.clicked.connect(self.open_text)

        self.setLayout(v_layout)
        self.setWindowTitle('PyQt5 TextEdit')

        self.show()