Examples with EJRWTAbstractActionCombo org.entirej.applicationframework.rwt.application.components.EJRWTAbstractActionCombo used on opensource projects

Example 1 with EJRWTAbstractActionCombo

use of org.entirej.applicationframework.rwt.application.components.EJRWTAbstractActionCombo in project rap by entirej.

the class EJRWTComboItemRenderer method createComponent.

@Override
public void createComponent(Composite composite) {
    _actionControl = new EJRWTAbstractActionCombo(composite) {

        private static final long serialVersionUID = 2592484612013403481L;

        @Override
        public Combo createCombo(Composite parent) {
            String alignmentProperty = _rendererProps.getStringProperty(EJRWTTextItemRendererDefinitionProperties.PROPERTY_ALIGNMENT);
            if (alignmentProperty == null) {
                alignmentProperty = _rendererProps.getStringProperty("ALLIGNMENT");
            }
            String hint = _screenItemProperties.getHint();
            int style = SWT.READ_ONLY;
            style = getComponentStyle(alignmentProperty, style);
            _comboField = new Combo(parent, style);
            _comboField.setData(EJ_RWT.CUSTOM_VARIANT, EJ_RWT.CSS_CV_ITEM_COMBOBOX);
            String customCSSKey = _rendererProps.getStringProperty(EJRWTButtonItemRendererDefinitionProperties.PROPERTY_CSS_KEY);
            if (customCSSKey != null && customCSSKey.trim().length() > 0) {
                _comboField.setData(EJ_RWT.CUSTOM_VARIANT, customCSSKey);
            }
            _comboViewer = new ComboViewer(_comboField);
            if (hint != null && hint.trim().length() > 0) {
                _comboField.setToolTipText(hint);
            }
            _comboField.setData(_item.getReferencedItemProperties().getName());
            if (_visibleItemCount > 5) {
                _comboField.setVisibleItemCount(_visibleItemCount);
            }
            _comboField.addFocusListener(EJRWTComboItemRenderer.this);
            _comboViewer.setLabelProvider(new ColumnLabelProvider() {

                @Override
                public String getText(Object element) {
                    if (element instanceof ComboBoxValue) {
                        ComboBoxValue value = (ComboBoxValue) element;
                        return value.getItemValueAsString();
                    }
                    return "";
                }
            });
            _comboViewer.setContentProvider(new ArrayContentProvider());
            _comboViewer.addSelectionChangedListener(new ISelectionChangedListener() {

                @Override
                public void selectionChanged(SelectionChangedEvent event) {
                    if (!_activeEvent)
                        return;
                    Object old = _baseValue;
                    if (isValid()) {
                        ComboBoxValue value = getComboBoxValue();
                        _item.itemValueChaged(value.getItemValue());
                        if (value != null) {
                            value.populateReturnItems(_item.getBlock().getBlockController(), _item.getScreenType());
                        }
                        setMandatoryBorder(_mandatory);
                    } else {
                        _isValid = true;
                    }
                    _item.executeActionCommand();
                }
            });
            return _comboField;
        }

        @Override
        public Control createActionLabel(Composite parent) {
            Label label = new Label(parent, SWT.NONE);
            label.setImage(EJRWTImageRetriever.get(EJRWTImageRetriever.IMG_FIND_LOV));
            label.addFocusListener(EJRWTComboItemRenderer.this);
            label.addMouseListener(new MouseListener() {

                @Override
                public void mouseUp(MouseEvent arg0) {
                    _item.getItemLovController().displayLov(EJLovDisplayReason.LOV);
                }

                @Override
                public void mouseDown(MouseEvent arg0) {
                }

                @Override
                public void mouseDoubleClick(MouseEvent arg0) {
                }
            });
            final EJFrameworkExtensionProperties rendererProp = EJCoreProperties.getInstance().getApplicationDefinedProperties();
            final EJFrameworkExtensionProperties propertyGroup = rendererProp.getPropertyGroup(EJRWTSingleRecordBlockDefinitionProperties.ACTION_GROUP);
            String lovKey = "SHIFT+ARROW_DOWN";
            if (propertyGroup != null) {
                lovKey = propertyGroup.getStringProperty(EJRWTSingleRecordBlockDefinitionProperties.ACTION_LOV_KEY);
            }
            if (lovKey == null) {
                lovKey = "SHIFT+ARROW_DOWN";
            }
            label.setData(EJ_RWT.ACTIVE_KEYS, new String[] { lovKey });
            getComboControl().setData(EJ_RWT.ACTIVE_KEYS, new String[] { lovKey });
            addKeyListener(new KeyListener() {

                @Override
                public void keyReleased(KeyEvent arg0) {
                    if ((arg0.stateMask & SWT.SHIFT) != 0 && arg0.keyCode == SWT.ARROW_DOWN && isLovActivated()) {
                        _item.getItemLovController().displayLov(EJLovDisplayReason.LOV);
                    }
                }

                @Override
                public void keyPressed(KeyEvent arg0) {
                }
            });
            return label;
        }
    };
    _visualContext = new EJRWTItemRendererVisualContext(_comboField.getBackground(), _comboField.getForeground(), _comboField.getFont());
    _mandatoryDecoration = new ControlDecoration(_actionControl, SWT.TOP | SWT.LEFT);
    _errorDecoration = new ControlDecoration(_actionControl, SWT.TOP | SWT.LEFT);
    _mandatoryDecoration.setImage(getDecorationImage(FieldDecorationRegistry.DEC_REQUIRED));
    _mandatoryDecoration.setShowHover(true);
    _mandatoryDecoration.setDescriptionText(_screenItemProperties.getLabel() == null || _screenItemProperties.getLabel().isEmpty() ? "Required Item" : String.format("%s is required", _screenItemProperties.getLabel()));
    if (_isValid) {
        _errorDecoration.hide();
    }
    if (message != null) {
        setMessage(message);
    }
    _mandatoryDecoration.hide();
    refreshCombo();
    setInitialValue(_baseValue);
}