Java Doc for HasFocus.java in  » Ajax » GWT » com » google » gwt » user » client » ui » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Ajax » GWT » com.google.gwt.user.client.ui 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


com.google.gwt.user.client.ui.HasFocus

All known Subclasses:   com.google.gwt.user.client.ui.SuggestBox,  com.google.gwt.user.client.ui.FocusWidget,  com.google.gwt.user.client.ui.FocusPanel,  com.google.gwt.user.client.ui.Tree,
HasFocus
public interface HasFocus extends SourcesFocusEvents,SourcesKeyboardEvents(Code)
A widget that implements this interface can receive keyboard focus.




Method Summary
public  intgetTabIndex()
     Gets the widget's position in the tab index.
public  voidsetAccessKey(char key)
     Sets the widget's 'access key'.
public  voidsetFocus(boolean focused)
     Explicitly focus/unfocus this widget.
public  voidsetTabIndex(int index)
     Sets the widget's position in the tab index.



Method Detail
getTabIndex
public int getTabIndex()(Code)
Gets the widget's position in the tab index. the widget's tab index



setAccessKey
public void setAccessKey(char key)(Code)
Sets the widget's 'access key'. This key is used (in conjunction with a browser-specific modifier key) to automatically focus the widget.
Parameters:
  key - the widget's access key



setFocus
public void setFocus(boolean focused)(Code)
Explicitly focus/unfocus this widget. Only one widget can have focus at a time, and the widget that does will receive all keyboard events.
Parameters:
  focused - whether this widget should take focus or release it



setTabIndex
public void setTabIndex(int index)(Code)
Sets the widget's position in the tab index. If more than one widget has the same tab index, each such widget will receive focus in an arbitrary order. Setting the tab index to -1 will cause this widget to be removed from the tab order.
Parameters:
  index - the widget's tab index



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