[英]Cancel edit in javafx tableview
I am fairly new in JavaFX.我是 JavaFX 的新手。 I have a table having multiple columns and a refresh button in each row.我有一个表,每行有一个多列和一个刷新按钮。 I am trying to set the old value in the edited cells whenever I click Refresh button.每当我单击“刷新”按钮时,我都试图在已编辑的单元格中设置旧值。 One idea is Passing the old value through a global variable to refresh button and set it.一种想法是通过全局变量传递旧值以刷新按钮并设置它。 I can get the old value But how can I set that old value?我可以获得旧值但是如何设置旧值? here is my code这是我的代码
String old=null;
public void initialize(URL arg0, ResourceBundle arg1) {
colName.setCellValueFactory(new PropertyValueFactory<ModelBrBuilding,String>("BranchName"));
colName.setCellFactory(TextFieldTableCell.forTableColumn());
colName.setOnEditCommit(
new EventHandler<CellEditEvent<ModelBrBuilding, String>>() {
@Override
public void handle(CellEditEvent<ModelBrBuilding, String> t) {
old= ((ModelBrBuilding) t.getTableView().getItems().get(
t.getTablePosition().getRow())
).getBranchName();
((ModelBrBuilding) t.getTableView().getItems().get(
t.getTablePosition().getRow())
).setBranchName(t.getNewValue());
}
}
);
colAction.setCellFactory(col -> {
Button RefreshButton = new Button("Refresh");
hbox.getChildren().add(RefreshButton);
TableCell<ModelBrBuilding, ModelBrBuilding> cell = new TableCell<ModelBrBuilding, ModelBrBuilding>() {
@Override
//Updating with the number of row
public void updateItem(ModelBrBuilding building, boolean empty) {
super.updateItem(building, empty);
if (empty) {
setGraphic(null);
} else {
setGraphic(RefreshButton);
}
}
};
RefreshButton.setOnAction(event->{
//here I need to set the old value
});
return cell ;
});
Can any one give me idea how can I do that?任何人都可以让我知道我该怎么做?
Finally, I have found my answer which is working最后,我找到了有效的答案
RefreshButton.setOnAction(event -> {
ModelBrBuilding buildin = new ModelBrBuilding();
int i = tableBuilding.getSelectionModel().getSelectedIndex();
buildin.setBranchName(old);
tableBuilding.getItems().set(i, buildin);
});
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