private void importDataTypeButton_Click(object sender, EventArgs e) { if (this.importDataTypeSelect.SelectedItem.ToString() == "MongoDB and Excel") { if (this.loadExcelTextBox.Text == "" && this.loadMongoDBTextBox.Text == "") { MessageBox.Show("Choose MongoDB connection string and Excel file first!"); } else if (this.loadExcelTextBox.Text == "") { MessageBox.Show("Choose Excel file first!"); } else if (this.loadMongoDBTextBox.Text == "") { MessageBox.Show("Choose MongoDB connection string first!"); } else { UIEngine.ImportExcelAndMongoData(this.loadMongoDBTextBox.Text, this.loadExcelTextBox.Text); } } else if (this.importDataTypeSelect.SelectedItem.ToString() == "XML") { if (this.loadXMLTextbox.Text == "") { MessageBox.Show("Choose XML file first!"); } else if (this.loadMongoDBTextBox.Text == "") { MessageBox.Show("Choose MongoDB connection string first!"); } else { UIEngine.ImportXMLToMongoAndSQLServer(this.loadMongoDBTextBox.Text, this.loadXMLTextbox.Text); } } }