Examples of com.extjs.gxt.ui.client.util.BaseEventPreview

com.extjs.gxt.ui.client.util.BaseEventPreview
Specialized EventPreview. Provides auto hide support and the ability to add elements which should be ignored when auto hide is enabled.
Events:
Add : PreviewEvent(preview, event, target)

Fires after event preview is added.
- preview : this
- event : the dom event
- target : the target element
Remove : PreviewEvent(preview)

Fires after event preview has been removed.
- preview : this
KeyPress : PreviewEvent(preview, target, event)

Fires when a key is pressed while event preview is active.
- preview : this
- target : the target element
- event : event

    this.dragWidget = dragComponent;
    this.handle = handle;


    handle.addListener(Events.OnMouseDown, listener);


    preview = new BaseEventPreview() {


      @Override
      public boolean onPreview(PreviewEvent event) {
        event.preventDefault();
        switch (event.getEventTypeInt()) {

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        } else if ("sw".equals(temp[i])) {
          create(Dir.SW, "southwest");
        }
      }


      preview = new BaseEventPreview() {


        @Override
        public boolean onPreview(PreviewEvent event) {
          event.preventDefault();
          switch (event.getEventTypeInt()) {

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    return g;
  }


  private void initEventPreview() {
    if (eventPreview == null) {
      eventPreview = new BaseEventPreview() {


        @Override
        public boolean onPreview(PreviewEvent pe) {
          if (isModal() && modalPanel != null && modalPanel.isVisible()) {
            modalPanel.relayEvent(pe.event);

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    }
    if (height != -1) {
      setHeight(Math.max(minHeight, height));
    }


    eventPreview = new BaseEventPreview() {
      @Override
      protected boolean onAutoHide(PreviewEvent ce) {
        if (autoHide) {
          if (resizing) {
            return false;

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    if (height > vp.height) {
      h = height + "px";
    }
    el().setSize(w, h);


    eventPreview = new BaseEventPreview() {


      @Override
      protected boolean onAutoHide(PreviewEvent pe) {
        if (blink && !blinking) {
          blinking = true;

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        onLoad(se);
      }


    };


    focusPreview = new BaseEventPreview();
    eventPreview = new BaseEventPreview() {
      protected boolean onAutoHide(PreviewEvent ce) {
        if (list.getElement() == ce.getTarget()) {
          return false;
        }
        collapse();

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    baseStyle = "x-menu";
    shim = true;
    setShadow(true);
    attachChildren = false;
    setAutoWidth(true);
    eventPreview = new BaseEventPreview() {
      @Override
      protected boolean onAutoHide(PreviewEvent pe) {
        return Menu.this.onAutoHide(pe);
      }
    };

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  }


  @Override
  protected void onRender(Element target, int index) {
    super.onRender(target, index);
    focusPreview = new BaseEventPreview();


    new KeyNav<FieldEvent>(this) {
      public void onDown(FieldEvent fe) {
        DateField.this.onDown(fe);
      }

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  }


  @Override
  protected void onRender(Element target, int index) {


    focusEventPreview = new BaseEventPreview() {
      protected boolean onAutoHide(final PreviewEvent ce) {
        if (ce.getEventTypeInt() == Event.ONMOUSEDOWN) {
          mimicBlur(ce, ce.getTarget());
        }
        return false;

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  private boolean insertExitFocusElement = true;
  private Component focusComponent;
  private WindowManager mgr = WindowManager.get();


  private FocusManager() {
    preview = new BaseEventPreview() {


      protected void onClick(PreviewEvent pe) {
        Component c = ComponentManager.get().find(pe.getTarget());
        if (c != null) {
          if (isWindow(c) == null && focusComponent == null) {

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Related Classes of com.extjs.gxt.ui.client.util.BaseEventPreview

com.extjs.gxt.ui.client.aria.FocusManager

com.extjs.gxt.ui.client.event.EventType

com.extjs.gxt.ui.client.event.PreviewEvent

com.extjs.gxt.ui.client.fx.Draggable

com.extjs.gxt.ui.client.fx.Resizable

com.extjs.gxt.ui.client.widget.button.Button

com.extjs.gxt.ui.client.widget.form.ComboBox

com.extjs.gxt.ui.client.widget.form.DateField

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