Package org.eclipse.e4.xwt.databinding

Examples of org.eclipse.e4.xwt.databinding.IBindingContext

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    removeElementLoader(element);
    return visualObject;
  }

  protected IVisualElementLoader findElementLoader(DocumentObject element) {
    IVisualElementLoader loader = elementsLoaders.get(element);
    if (loader != null) {
      return loader;
    }
    if (element.getParent() != null) {
      return findElementLoader(element.getParent());
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    }
    return null;
  }

  protected IVisualElementLoader createElementLoader(IRenderingContext context, DocumentObject element) {
    IVisualElementLoader creator = loaderFactory.createElementLoader(context, xwtLoader);
    elementsLoaders.put(element, creator);
    return creator;
  }
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  public void setValue(Object target, Object value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException, SecurityException, NoSuchFieldException {
    if (!(value instanceof Style)) {
      throw new XWTException("Style is expected.");
    }
    Style style = (Style) value;
    style.apply(target);
  }
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              + bindings[i].getPath());
          return null;
        }
      }

      observableValue = new AggregateObservableValue(values,
          getConverter());
    }

    IObservableValue observableWidget = getObservableWidget();
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    IDataProvider dataProvider = getDataProvider(dataContext);

    try {
      if (isSourceControl()) {
        ControlDataBinding controlDataBinding = new ControlDataBinding(
            dataContext, this, dataProvider);
        return controlDataBinding.getValue(targetType);
      }
    } catch (XWTException e) {
      // in case the property cannot be bound. return value
    }
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      }
    } catch (XWTException e) {
      // in case the property cannot be bound. return value
    }

    DataBinding dataBinding = null;
    if (dataProvider != null
        && (path != null || dataContext instanceof IObservable)) {
      dataBinding = new DataBinding(this, dataProvider);
    }
    if (dataBinding != null) {
      return dataBinding.getValue(targetType);
    }
    return convertedValue(dataContext);
  }
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      if (observable == null
          && dataProvider instanceof IObjectDataProvider) {
        IMetaclass mateclass = XWT.getMetaclass(type);
        IProperty property = mateclass.findProperty(propertyName);
        if (property instanceof EventProperty) {
          observable = new EventPropertyObservableValue(object,
              (EventProperty) property);
        }
      }

      if (observable != null) {
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    return observableValue;
  }

  private BindingGate getBindingGate() {
    if (this.bindingGate == null) {
      IBindingContext dataBindingContext = XWT
          .getBindingContext(getControl());
      this.bindingGate = new BindingGate(dataBindingContext);
    }

    return this.bindingGate;
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    // throw an exception or log a message?
  }

  public static IBindingContext createBindingContext(Object host) {
    Widget widget = getWidget(host);
    final IBindingContext dataBindingContext = new BindingContext(
        widget);
    dataBindingContext.setRealm(XWT.getRealm());
    widget.addDisposeListener(new DisposeListener() {

      public void widgetDisposed(DisposeEvent e) {
        dataBindingContext.dispose();
      }
    });

    UserData.setLocalData(host,
        IUserDataConstants.XWT_BINDING_CONTEXT_KEY,
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   * @see
   * org.eclipse.e4.xwt.IXWTLoader#getDataBindingContext(java.lang.Object,
   * java.lang.String)
   */
  public IBindingContext getBindingContext(Object element) {
    IBindingContext dataBindingContext = UserData
        .getBindingContext(element);
    if (dataBindingContext == null) {
      dataBindingContext = UserData.createBindingContext(element);
    }
    return dataBindingContext;
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