table viewer pas afficher
Salut,
J'essaye d'afficher une table vide avec deux colonnes dans la page des préférences d'eclipse mais rien ne s'affiche.
Serait-ce du au fait que les données manques ?
Ou aurais oublier quelque chose dans la construction du composant
voici mon code
d avance merci
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public class NamespacesPreferencesPage extends AbstractPreferencePage{
/** The prefix column string constant*/
private final static String PREFIX_COLUMN = "Prefix";
/** The uri column string constant*/
private final static String URI_COLUMN = "Uri";
/** The table container*/
private Table table;
/** The table viewer component*/
private TableViewer tableViewer;
/** Set column names */
private String[] columnNames = new String[] {PREFIX_COLUMN, URI_COLUMN};
/**
* Performs the defaults.
*
* @param preferences The Preferences to update
* @param defaultPreferences The default Preferences
*/
protected void performDefaults(Preferences preferences, Preferences defaultPreferences) {
}
/**
* Performs the Ok.
*
* @param preferences The Preferences to update
*/
protected void performOk(Preferences preferences) {
}
/**
* Initializes this preference page for the given workbench.
* <p>
* This method is called automatically as the preference page is being created and initialized. Clients must not
* call this method.
* </p>
*
* @param workbench
* the workbench
*/
public void init(IWorkbench workbench) {
}
/**
* Creates the contents of the Preference Page.
*
* @param parent
* The parent control
* @return Control The control
*/
protected Control createContents(Composite parent) {
Composite panel = new Composite(parent, SWT.NONE);
createTable(panel);
createTableViewer();
return panel;
}
/**
* Create the Table
*
* @param parent
* The parent component
*/
private void createTable(Composite parent) {
int style = SWT.SINGLE | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL |
SWT.FULL_SELECTION | SWT.HIDE_SELECTION;
table = new Table(parent, style);
GridData gridData = new GridData(GridData.FILL_BOTH);
gridData.grabExcessVerticalSpace = true;
gridData.horizontalSpan = 3;
table.setLayoutData(gridData);
table.setLinesVisible(true);
table.setHeaderVisible(true);
// 1st column with image/checkboxes - NOTE: The SWT.CENTER has no effect!!
TableColumn column = new TableColumn(table, SWT.CENTER, 0);
column.setText(PREFIX_COLUMN);
column.setWidth(20);
// 2nd column with task Description
column = new TableColumn(table, SWT.LEFT, 1);
column.setText(URI_COLUMN);
column.setWidth(400);
// Add listener to column so tasks are sorted by description when clicked
column.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
//tableViewer.setSorter(new ExampleTaskSorter(ExampleTaskSorter.DESCRIPTION));
}
});
}
/**
* Create the TableViewer
*/
private void createTableViewer() {
tableViewer = new TableViewer(table);
tableViewer.setUseHashlookup(true);
tableViewer.setColumnProperties(columnNames);
// Create the cell editors
CellEditor[] editors = new CellEditor[columnNames.length];
// Column 1 : Completed (Checkbox)
TextCellEditor textEditor = new TextCellEditor(table);
editors[0] = textEditor;
// Column 2 : Description (Free text)
textEditor = new TextCellEditor(table);
((Text) textEditor.getControl()).setTextLimit(60);
editors[1] = textEditor;
// Assign the cell editors to the viewer
tableViewer.setCellEditors(editors);
} |
