initial creation

py3interm/EXAMPLES/qt5/qt_tablewidget.py

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+#!/usr/bin/env python
+import sys
+from PyQt5.QtSql import QSqlDatabase, QSqlTableModel
+from PyQt5.QtWidgets import QMainWindow, QApplication
+from ui_tablewidget import Ui_TableWidget
+
+
+class TableWidgetMain(QMainWindow):
+    def __init__(self):
+        QMainWindow.__init__(self)
+
+        self.ui = Ui_TableWidget()
+        self.ui.setupUi(self)
+
+        self._setupDB()
+
+        self.ui.bt_save.clicked.connect(self._save_changes)
+        self.ui.bt_revert.clicked.connect(self._revert)
+
+    def _setupDB(self):
+        db = QSqlDatabase.addDatabase("QSQLITE")
+        db.setDatabaseName('../../DATA/presidents.db')
+        if not db.open():
+            raise Error("Could not open the database")
+
+        self.ui.model = QSqlTableModel(self, db)
+        self.ui.model.setTable("presidents")
+        self.ui.model.EditStrategy(QSqlTableModel.OnManualSubmit)
+        self.ui.tableView.setModel(self.ui.model)
+        self.ui.tableView.setSortingEnabled(True)
+
+    def _save_changes(self):
+        self.ui.model.submitAll()
+
+    def _revert(self):
+        self.ui.model.revertAll()
+        self.ui.model.revert()
+
+if __name__ == '__main__':
+    app = QApplication(sys.argv)
+    main = TableWidgetMain()
+    main.show()
+    sys.exit(app.exec_())