Interface IndexedPanel

All Known Subinterfaces:
IndexedPanel.ForIsWidget, InsertPanel, InsertPanel.ForIsWidget
All Known Implementing Classes:
AbsolutePanel, CellPanel, ComplexPanel, DeckLayoutPanel, DeckPanel, DecoratedStackPanel, DecoratedTabPanel, DockLayoutPanel, DockPanel, FlowPanel, HorizontalPanel, HTMLPanel, LayoutPanel, RenderablePanel, RootLayoutPanel, RootPanel, SplitLayoutPanel, StackLayoutPanel, StackPanel, TabLayoutPanel, TabPanel, VerticalPanel

public interface IndexedPanel
Implemented by panels that impose an explicit ordering on their children.
See Also:
  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Interface
    Description
    static interface 
    Extends this interface with convenience methods to handle IsWidget.
  • Method Summary

    Modifier and Type
    Method
    Description
    getWidget(int index)
    Gets the child widget at the specified index.
    int
    Gets the number of child widgets in this panel.
    int
    Gets the index of the specified child widget.
    boolean
    remove(int index)
    Removes the widget at the specified index.
  • Method Details

    • getWidget

      Widget getWidget(int index)
      Gets the child widget at the specified index.
      Parameters:
      index - the child widget's index
      Returns:
      the child widget
    • getWidgetCount

      int getWidgetCount()
      Gets the number of child widgets in this panel.
      Returns:
      the number of children
    • getWidgetIndex

      int getWidgetIndex(Widget child)
      Gets the index of the specified child widget.
      Parameters:
      child - the widget to be found
      Returns:
      the widget's index, or -1 if it is not a child of this panel
    • remove

      boolean remove(int index)
      Removes the widget at the specified index.
      Parameters:
      index - the index of the widget to be removed
      Returns:
      false if the widget is not present