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Grid
Overview
Grid is a control that contains a list organized by columns, where each column can receive an individual size and an alignment.
Source Code
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import totalcross.sys.Settings;
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import totalcross.ui.Button;
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import totalcross.ui.Grid;
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import totalcross.ui.MainWindow;
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import totalcross.ui.dialog.MessageBox;
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import totalcross.util.UnitsConverter;
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import java.util.ArrayList;
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​
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public class GridSample extends MainWindow {
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​
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private final int H = 225;
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private ArrayList<User> users = new ArrayList<>();
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private Grid grid;
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private Button loadButton;
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private int GAP = UnitsConverter.toPixels(DP + 8);
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public GridSample(){
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setUIStyle(Settings.Material);
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}
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​
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@Override
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public void initUI() {
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String[] gridCaptions = { "Name", "Phone", "Email" };
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int gridWidths[] = { -35, -35, -30 };
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int gridAligns[] = { LEFT, LEFT, LEFT };
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​
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grid = new Grid(gridCaptions, gridWidths, gridAligns, false);
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grid.verticalLineStyle = Grid.VERT_LINE;
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​
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loadButton = new Button("Load");
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​
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add(grid, LEFT + GAP, TOP + GAP, FILL - GAP, FILL - GAP * 9);
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add(loadButton, LEFT + GAP, BOTTOM - GAP, FILL - GAP, PREFERRED);
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​
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loadButton.addPressListener( e -> {
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​
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for (int i = 0; i < 5; i++) {
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users.add(new User("Joao ","99999999","[email protected]","12345678"));
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}
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​
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if (users.size() > 0) {
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String items[][] = new String[users.size()][3];
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for (int i = 0; i < users.size(); i++) {
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User user = users.get(i);
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items[i] = new String[] { user.getName(), user.getPhone(), user.getMail() };
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}
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grid.setItems(items);
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} else {
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MessageBox mb = new MessageBox("Message", "No registered users.", new String[] { "Close" });
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mb.popup();
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}
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});
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}
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​
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public class User {
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​
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private String name;
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private String phone;
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private String mail;
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private String password;
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​
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public User() {
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​
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}
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​
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public User(String name, String phone, String mail, String password) {
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this.name = name;
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this.phone = phone;
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this.mail = mail;
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this.password = password;
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}
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​
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getPhone() {
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return phone;
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}
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public void setPhone(String phone) {
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this.phone = phone;
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}
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public String getMail() {
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return mail;
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}
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public void setMail(String mail) {
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this.mail = mail;
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}
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public String getPassword() {
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return password;
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}
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public void setPassword(String password) {
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this.password = password;
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}
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​
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}
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}
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​
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​
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Methods
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Type
Name
Description
Constructor
Grid(String[] captions, int[] widths, int[] aligns, boolean checkEnabled)
Captions for the columns. Cannot be null;
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Widths of the columns. If the total width is less than the grid's width,
the last column will fill until the grid width;
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Alignment of information on the given column;
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checkEnabled is True if you want the multi-selection check column;
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Constructor
Grid(String[] captions, boolean checkEnabled)
Captions for the columns;
checkEnabled is True if you want the multi-selection check column;
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Void
setItems(String[][] items)
Sets the grid items to be displayed.
Void
setDataSource(DataSource ds, int nrItems)
Sets the data source of this grid to be the given one.
Void
add(String[] item)
Add a new line.
Void
add(String[] item, int row)
Add a new line at the given index position of the grid.
‌
References
Last modified 3yr ago
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