tableview

问题 Im currently developing a application for watching who is responsible for different Patients, however i havent been able to solve how to fill a table with different object types. Below is my code for my TableView controller. The TableView will end up with four different object typs, all will be retrieved from a database. I want my table to hold Patient objects, User objects (responsible) and a RelationManager object. Below is my code, if you need more of the code, please let me know :-).

问题 This question already has answers here : TableView reloadData vs. beginUpdates & endUpdates (3 answers) Closed 2 years ago . What is the difference between tableView.reloadData() and tableView.reloadRows(at: [IndexPath],with: .none) ? I know that cells will reload everything after tableView.reloadData() I tried the following. cell.count = 2 indexPath = [0,0] and [0,1] tableView.reloadRows(at: [[0,0] as IndexPath],with: .none) tableView.reloadRows(at: [[0,1] as IndexPath],with: .none) However,

问题 I am required to create two UISearchBars in my tableView. I want both of them of equal width on top of the table (side-by-side). I have created two outlets of UISearchBar, and property and de alloc for them. I am finding it hard to place (I mean fit) both of them in the view. I get only one search bar expanding to the FULL width of the screen. How do I fit two ? searchBar = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, 4, 45)]; zipSearchBar = [[UISearchBar alloc] initWithFrame

问题 I hit a wall when i retrieve data from database.I managed to get column names into my table which is ok and works as it shoud. Bud when i try to add rows i find that no data has been added into my tableview,im trying to add rows from array of string which represent single row.I have no idea how many columns etc will user ask for with his query and how big table is so i cant create row object and all the properties which represent each column. Question is how do i populate my tableview with

问题 I'd like to have an example which explains me how I can cancel an edit and reset the old value of a specific cell in a TableView that was edited but failed to pass through the validation. See the code below for more info. tcAantalDagen.setOnEditCommit(cell -> { int dagen = Integer.parseInt(cell.getNewValue()); if (Integer.parseInt(cell.getNewValue()) < 1 || Integer.parseInt(cell.getNewValue()) > 31) { // This shows an Alert Dialog Main.toonFoutbericht("Het item kan maar tussen 1 en 31 dagen

问题 I'm trying to put a ComboBox in a table cell, but I can't. the code is the next: private void cargaTablaDesglose() { TableColumn<Map, String> column1 = new TableColumn<>(Desglose1); TableColumn<Map, String> column2 = new TableColumn<>(Desglose2); TableColumn<Map, String> column3 = new TableColumn<>(Desglose3); column1.setCellValueFactory(new MapValueFactory(Desglose1)); column1.setMaxWidth(0); column2.setCellValueFactory(new ComboBoxTableCell.forTableColumn(null)); column2.setPrefWidth(150);

问题 I am new to PyQT. I am interested to add a combobox to the each row of tableView. Is it possible in PyQT 4? I know, it is possible in QT5, but not sure about PyQT. Thank you in advance for help. 回答1: Does this need to be done using a QTableView or can you do it using a QTableWidget? Making the assumption that you can use the Widget vs the View, you can easily add a combobox (or any widget) to a cell. class MainWindow(QtGui.QMainWindow): def __init__(self, parent=None): QtGui.QMainWindow._

问题 Cancel button in search bar don´t work in iOS 7 when search bar is initially hidden. I follow this tutorial to create a search bar in tableview: raywenderlich tutorial There are a example project in this tutorial, is better use this project than my explanation :) In iOS 5 and 6 works fine. I have reviewed all delegates. There are two possibilities. The first is to press the button when the bar is hidden, the second is to press the button when the bar is displayed (moving the table down with a

问题 I am trying to make a program in Java to manage my bookie accounts. I'm new to java, so I thought I would chose something simple to see how things work. I decided to use a tableview and make the individual cells editable. I've been following this tutorial http://java-buddy.blogspot.co.uk/2012/04/javafx-2-editable-tableview.html. It details how to do it using java code, and copying that into a new class works perfectly. I decided to try and tweak it to work with FXML, since I like Sceneviewer.

问题 I implemented boolean representation in my tableView as checkbox. It works fine in general but very irritating fact is that it requires row to be focused (editing) to apply change of checkbox value. It means I first have to double click on the field and then click checkbox. How to make checkbox change perform onEditCommit right away? public class BooleanCell<T> extends TableCell<T, Boolean> { private CheckBox checkBox; public BooleanCell() { checkBox = new CheckBox(); checkBox