Examples of com.extjs.gxt.ui.client.widget.TabItem$HeaderItem

com.extjs.gxt.ui.client.widget.TabItem
TabItems are added to a {@link TabPanel}. TabItems can be closable, disabled and support icons. Code snippet:
```
 TabItem ti = new TabItem("Tab One"); ti.setClosable(true); ti.setEnabled(false); tabPanel.add(ti); 
```
Events:
BeforeClose : TabPanelEvent(tabPanel, item)

Fires before an item is closed by the user clicking the close icon. Listeners can cancel the action by calling {@link BaseEvent#setCancelled(boolean)}.
- tabPanel : this
- item : the item that was closed.
Close : TabPanelEvent(tabPanel, item)

Fires after an item is closed by the user clicking the close icon.
- tabPanel : this
- item : the item that was closed.
Select : TabPanelEvent(tabPanel, item)

Fires after the item is selected.
- tabPanel : this
- item : the item that was selected.

  @Override
  public void onEnter(Component component, PreviewEvent pe) {
    if (!isManaged()) return;
    if (component instanceof HeaderItem) {
      pe.preventDefault();
      TabItem item = (TabItem) component.getParent();
      stepInto(item, pe, true);
    } else if (component instanceof TabPanel) {
      pe.preventDefault();
      TabPanel panel = (TabPanel) component;
      TabItem item = panel.getSelectedItem();
      if (item != null && item.getItemCount() > 0) {
        item.getItem(0).focus();
      }
    }
  }

View Full Code Here

  @Override
  public void onEnter(Component component, PreviewEvent pe) {
    if (!isManaged()) return;
    if (component instanceof HeaderItem) {
      pe.preventDefault();
      TabItem item = (TabItem) component.getParent();
      stepInto(item, pe, true);
    } else if (component instanceof TabPanel) {
      pe.preventDefault();
      TabPanel panel = (TabPanel) component;
      TabItem item = panel.getSelectedItem();
      if (item != null && item.getItemCount() > 0) {
        item.getItem(0).focus();
      }
    }
  }

View Full Code Here

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