org.eclipse.swt.widgets.Text#setTextLimit ( )源码实例Demo

/**
 * Create a text field for language setting.
 * @param parent parent component
 */
private void addLangSection(Composite parent) {
    
    Label descr = new Label(parent, SWT.LEFT | SWT.WRAP);
    descr.setLayoutData(new GridData());
    descr.setText(TexlipsePlugin.getResourceString("propertiesLanguageDescription"));
    
    Composite composite = createDefaultComposite(parent, 2);
    
    Label label = new Label(composite, SWT.LEFT);
    label.setLayoutData(new GridData());
    label.setText(TexlipsePlugin.getResourceString("propertiesLanguage"));
    
    languageField = new Text(composite, SWT.SINGLE | SWT.BORDER);
    languageField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    languageField.setTextLimit(2);
    new AutoCompleteField(languageField, new TextContentAdapter(), Locale.getISOLanguages());
}
 

private void createMaxCallDepthArea(Composite parent) {
      Composite composite= new Composite(parent, SWT.NONE);
      composite.setFont(parent.getFont());
      GridLayout layout = new GridLayout();
      layout.numColumns = 2;
      composite.setLayout(layout);

      Label label= new Label(composite, SWT.NONE);
      label.setFont(composite.getFont());
label.setText(CallHierarchyMessages.FiltersDialog_maxCallDepth);

      fMaxCallDepth = new Text(composite, SWT.SINGLE | SWT.BORDER);
      fMaxCallDepth.setFont(composite.getFont());
      fMaxCallDepth.setTextLimit(6);
      fMaxCallDepth.addModifyListener(new ModifyListener() {
              public void modifyText(ModifyEvent e) {
                  validateInput();
              }
          });

      GridData gridData = new GridData();
      gridData.widthHint = convertWidthInCharsToPixels(10);
      fMaxCallDepth.setLayoutData(gridData);
  }
 

private void createDescriptionField(final Group group) {
    final Label descriptionLabel = new Label(group, SWT.NONE);
    descriptionLabel.setLayoutData(GridDataFactory.fillDefaults().align(SWT.END, SWT.FILL).create());
    descriptionLabel.setText(Messages.description);

    final Text roleDescriptionText = new Text(group, SWT.BORDER | SWT.MULTI | SWT.WRAP | SWT.V_SCROLL);
    roleDescriptionText
            .setLayoutData(GridDataFactory.fillDefaults().grab(true, false).hint(SWT.DEFAULT, 80).create());
    roleDescriptionText.setMessage(Messages.descriptionHint);
    roleDescriptionText.setTextLimit(255);

    final IObservableValue roleDescriptionValue = EMFObservables.observeDetailValue(Realm.getDefault(),
            roleSingleSelectionObservable, OrganizationPackage.Literals.ROLE__DESCRIPTION);
    context.bindValue(SWTObservables.observeText(roleDescriptionText, SWT.Modify), roleDescriptionValue);
    roleDescriptionValue.addValueChangeListener(new IValueChangeListener() {

        @Override
        public void handleValueChange(final ValueChangeEvent event) {
            handleRoleDescriptionChange(event);
        }
    });
}
 

@Override
protected Control createDialogArea(final Composite parent){
	Composite ret = new Composite(parent, SWT.NONE);
	ret.setLayout(new GridLayout(2, false));
	Label l1 = new Label(ret, SWT.NONE);
	l1.setText(Messages.AccountView_date);
	dpc = new CDateTime(ret, CDT.HORIZONTAL | CDT.DATE_SHORT | CDT.DROP_DOWN | SWT.BORDER | CDT.TAB_FIELDS);
	String value = java.time.LocalDate.now().format(DateTimeFormatter.ofPattern("01.01.y"));
	dpc.setSelection(new TimeTool(value).getTime());
	dpc.setToolTipText(Messages.MultiplikatorEditor_PleaseEnterBeginDate);
	Label label = new Label(ret, SWT.NONE);
	label.setText(Messages.Leistungscodes_multiplierLabel);
	multi = new Text(ret, SWT.BORDER);
	multi.setTextLimit(6);
	multi.setToolTipText(Messages.MultiplikatorEditor_NewMultipilcator);
	multi.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false));
	return ret;
}
 

protected Text createTextWidget(Composite composite, int value) {
	final Text txt = new Text(composite, SWT.BORDER);
	txt.setText(String.valueOf(value));
	txt.setTextLimit(4);
	final GridData gd = new GridData(GridData.FILL, GridData.CENTER, false, false);
	gd.minimumWidth = 40;
	txt.setLayoutData(gd);
	return txt;
}
 

private static Text createTextWidget(Shell shell, int value) {
	final Text txt = new Text(shell, SWT.BORDER);
	txt.setText(String.valueOf(value));
	txt.setTextLimit(3);
	final GridData gd = new GridData(GridData.FILL, GridData.CENTER, false, false);
	gd.minimumWidth = 40;
	txt.setLayoutData(gd);
	return txt;
}
 

protected Text addLabelledTextField( Composite parent, String label,
		Key key, int textlimit, int indent, boolean dummy )
{
	PixelConverter pixelConverter = new PixelConverter( parent );

	Label labelControl = new Label( parent, SWT.WRAP );
	labelControl.setText( label );
	labelControl.setLayoutData( new GridData( ) );

	Text textBox = new Text( parent, SWT.BORDER | SWT.SINGLE );
	textBox.setData( key );
	textBox.setLayoutData( new GridData( ) );

	fLabels.put( textBox, labelControl );

	String currValue = getValue( key );
	if ( currValue != null )
	{
		textBox.setText( currValue );
	}
	textBox.addModifyListener( getTextModifyListener( ) );

	GridData data = new GridData( GridData.HORIZONTAL_ALIGN_FILL );
	if ( textlimit != 0 )
	{
		textBox.setTextLimit( textlimit );
		data.widthHint = pixelConverter.convertWidthInCharsToPixels( textlimit + 1 );
	}
	data.horizontalIndent = indent;
	data.horizontalSpan = 2;
	textBox.setLayoutData( data );

	fTextBoxes.add( textBox );
	return textBox;
}
 

@Override
protected CellEditor getCellEditor(final Object element) {
    final TextCellEditor textCellEditor = new TextCellEditor((Composite) getViewer().getControl());
    final Text textControl = (Text) textCellEditor.getControl();
    textControl.setTextLimit(CUSTOM_USER_DEFINITION_NAME_SIZE);
    return textCellEditor;
}
 

@Override
protected CellEditor getCellEditor(Object arg0) {
       TextCellEditor textCellEditor = new TextCellEditor((Composite) getViewer().getControl());
       Text textControl = (Text) textCellEditor.getControl();
       textControl.setTextLimit(255);
       return textCellEditor;
}
 

private void createDescription(final Composite parent) {
    final Label descriptionLabel = new Label(parent, SWT.NONE);
    descriptionLabel.setText(Messages.parameterDescription);
    descriptionLabel.setLayoutData(GridDataFactory.fillDefaults()
            .align(SWT.END, SWT.TOP).create());

    descriptionText = new Text(parent, SWT.BORDER | SWT.MULTI | SWT.WRAP
            | SWT.V_SCROLL);
    descriptionText.setLayoutData(GridDataFactory.fillDefaults()
            .grab(true, false).hint(SWT.DEFAULT, 70).create());
    descriptionText.setTextLimit(255);
    dataBindingContext.bindValue(WidgetProperties.text(SWT.Modify).observe(descriptionText),
            EMFObservables.observeValue(parameterWorkingCopy, ParameterPackage.Literals.PARAMETER__DESCRIPTION));
}
 

@Override
protected Text createText(Composite parent) {
	Text text = super.createText(parent);
	text.setTextLimit(textLimit);
	return text;
}
 

/**
 * @wbp.parser.entryPoint
 */
@Override
public Composite createDisplay(Composite parent, IViewSite site){
	Composite ret = new Composite(parent, SWT.None);
	ret.setLayout(new GridLayout(2, false));
	
	Label lblCode = new Label(ret, SWT.NONE);
	lblCode.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblCode.setText("Kürzel (Code)");
	
	textCode = new Text(ret, SWT.BORDER);
	textCode.setData("TEST_COMP_NAME", "EigenleistungDetailCode_txt"); //$NON-NLS-1$
	textCode.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textCode.setTextLimit(20);
	textCode.setEditable(false);
	
	Label lblBezeichnung = new Label(ret, SWT.NONE);
	lblBezeichnung.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblBezeichnung.setText("Bezeichnung");
	
	textBezeichnung = new Text(ret, SWT.BORDER | SWT.MULTI);
	textBezeichnung.setData("TEST_COMP_NAME", "EigenleistungDetailName_txt"); //$NON-NLS-1$
	textBezeichnung.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textBezeichnung.setTextLimit(80);
	textBezeichnung.setEditable(false);
	
	Label lblEKP = new Label(ret, SWT.NONE);
	lblEKP.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblEKP.setText("Einkaufspreis (Rp.)");
	
	textEKP = new Text(ret, SWT.BORDER);
	textEKP.setData("TEST_COMP_NAME", "EigenleistungDetailEKP_txt"); //$NON-NLS-1$
	textEKP.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textEKP.setTextLimit(6);
	textEKP.setEditable(false);
	
	Label lblVKP = new Label(ret, SWT.NONE);
	lblVKP.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblVKP.setText("Verkaufspreis (Rp.)");
	
	textVKP = new Text(ret, SWT.BORDER);
	textVKP.setData("TEST_COMP_NAME", "EigenleistungDetailVKP_txt"); //$NON-NLS-1$
	textVKP.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textVKP.setTextLimit(6);
	textVKP.setEditable(false);
	
	Label lblZeit = new Label(ret, SWT.NONE);
	lblZeit.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblZeit.setText("Zeitbedarf");
	
	textZeit = new Text(ret, SWT.BORDER);
	textZeit.setData("TEST_COMP_NAME", "EigenleistungDetailZeit_txt"); //$NON-NLS-1$
	textZeit.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textZeit.setTextLimit(4);
	textZeit.setEditable(false);
	return null;
}
 

@Override
protected Control createContents(Composite parent){
	init();
	Composite comp = new Composite(parent, SWT.None);
	comp.setLayout(new GridLayout(2, false));
	
	Label lblNewLabel = new Label(comp, SWT.NONE);
	lblNewLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblNewLabel.setText("Strasse");
	
	textStrasse = new Text(comp, SWT.BORDER);
	textStrasse.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textStrasse.setTextLimit(80);
	
	Label lblPostleitzahl = new Label(comp, SWT.NONE);
	lblPostleitzahl.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblPostleitzahl.setText("Postleitzahl");
	
	textPostleitzahl = new Text(comp, SWT.BORDER);
	textPostleitzahl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textPostleitzahl.setTextLimit(6);
	
	Label lblOrtschaft = new Label(comp, SWT.NONE);
	lblOrtschaft.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblOrtschaft.setText("Ortschaft");
	
	textOrtschaft = new Text(comp, SWT.BORDER);
	textOrtschaft.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	textOrtschaft.setTextLimit(50);
	
	Label lblLand = new Label(comp, SWT.NONE);
	lblLand.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	lblLand.setText("Land");
	
	countryComboViewer = new TableComboViewer(comp);
	TableCombo tableCombo = countryComboViewer.getTableCombo();
	tableCombo.setTableWidthPercentage(90);
	tableCombo.setShowFontWithinSelection(false);
	tableCombo.setShowColorWithinSelection(false);
	tableCombo.setShowTableLines(false);
	tableCombo.setShowTableHeader(false);
	tableCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	countryComboViewer.setLabelProvider(new CountryComboLabelProvider());
	countryComboViewer.setContentProvider(new ArrayContentProvider());
	Country[] items = new Country[] {
		Country.CH, Country.LI, Country.AT, Country.DE, Country.FR, Country.IT
	};
	countryComboViewer.setInput(items);
	
	super.setTitle(pat.getLabel());
	textStrasse.setText(pat.getStreet());
	textPostleitzahl.setText(pat.getZip());
	textOrtschaft.setText(pat.getCity());
	countryComboViewer.setSelection(new StructuredSelection(pat.getCountry()));
	
	setUnlocked(LocalLockServiceHolder.get().isLocked(pat));
	
	return comp;
}
 

/**
 * Constructor
 *
 * @param parent The paren composite
 */
public TextArea(Composite parent) {
    fText = new Text(parent, SWT.SINGLE | SWT.BORDER | SWT.RIGHT);
    fText.setTextLimit(10);
}