dialogs.py 文件源码

def should_i_save_first(self):
        close = True
        if(self.saveaction.isEnabled()):
            from PyQt5.QtWidgets import QMessageBox
            msgBox = QMessageBox()
            msgBox.setText("Current project has been modified.")
            msgBox.setInformativeText("Do you want to save your changes first?")
            msgBox.setStandardButtons(QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel)
            msgBox.setDefaultButton(QMessageBox.Save)
            ret = msgBox.exec_()

            if (ret == QMessageBox.Save):
                if(not self._save_project()):
                    close = False
            if (ret == QMessageBox.Cancel):
                close = False
        return close