## Uses of Interface
com.google.gwt.user.client.ui.HasWidgets.ForIsWidget

- Packages that use HasWidgets.ForIsWidget
  Package | Description
  --- | ---
  com.google.gwt.logging.client | Log handlers and related classes for java.util.logging support in GWT.
  com.google.gwt.user.client.ui | Widgets, Panels, and other user-interface classes.
  com.google.gwt.user.datepicker.client | The date picker widget and associated types.

- - ### Uses of HasWidgets.ForIsWidget in com.google.gwt.logging.client

    Classes in com.google.gwt.logging.client that implement HasWidgets.ForIsWidget
    Modifier and Type | Class and Description
    --- | ---
    `class` | `LoggingPopup` A simple popup to show log messages, which can be resized, minimized, and dragged to a different location.

  - ### Uses of HasWidgets.ForIsWidget in com.google.gwt.user.client.ui

    Classes in com.google.gwt.user.client.ui that implement HasWidgets.ForIsWidget
    Modifier and Type | Class and Description
    --- | ---
    `class` | `AbsolutePanel` An absolute panel positions all of its children absolutely, allowing them to overlap.
    `class` | `CaptionPanel` A panel that wraps its contents in a border with a caption that appears in the upper left corner of the border.
    `class` | `CellPanel` A panel whose child widgets are contained within the cells of a table.
    `class` | `ComplexPanel` Abstract base class for panels that can contain multiple child widgets.
    `class` | `CustomScrollPanel` A custom version of the `ScrollPanel` that allows user provided scrollbars.
    `class` | `DeckLayoutPanel` A panel that displays all of its child widgets in a 'deck', where only one can be visible at a time.
    `class` | `DeckPanel` A panel that displays all of its child widgets in a 'deck', where only one can be visible at a time.
    `class` | `DecoratedPopupPanel` A `PopupPanel` that wraps its content in a 3x3 grid, which allows users to add rounded corners.
    `class` | `DecoratedStackPanel` A `StackPanel` that wraps each item in a 2x3 grid (six box), which allows users to add rounded corners.
    `class` | `DecoratorPanel` A `SimplePanel` that wraps its contents in stylized boxes, which can be used to add rounded corners to a `Widget`.
    `class` | `DialogBox` A form of popup that has a caption area at the top and can be dragged by the user.
    `class` | `DisclosurePanel` A widget that consists of a header and a content panel that discloses the content when a user clicks on the header.
    `class` | `DockLayoutPanel` A panel that lays its child widgets out "docked" at its outer edges, and allows its last widget to take up the remaining space in its center.
    `class` | `DockPanel` A panel that lays its child widgets out "docked" at its outer edges, and allows its last widget to take up the remaining space in its center.
    `class` | `FlexTable` A flexible table that creates cells on demand.
    `class` | `FlowPanel` A panel that formats its child widgets using the default HTML layout behavior.
    `class` | `FocusPanel` A simple panel that makes its contents focusable, and adds the ability to catch mouse and keyboard events.
    `class` | `FormPanel` A panel that wraps its contents in an HTML <FORM> element.
    `class` | `Grid` A rectangular grid that can contain text, html, or a child `Widget` within its cells.
    `class` | `HeaderPanel` A panel that includes a header (top), footer (bottom), and content (middle) area.
    `class` | `HorizontalPanel` A panel that lays all of its widgets out in a single horizontal column.
    `class` | `HorizontalSplitPanel` Deprecated. Use `SplitLayoutPanel` instead, but understand that it is not a drop in replacement for this class. It requires standards mode, and is most easily used under a `RootLayoutPanel` (as opposed to a `RootPanel`
    `class` | `HTMLPanel` A panel that contains HTML, and which can attach child widgets to identified elements within that HTML.
    `class` | `HTMLTable` HTMLTable contains the common table algorithms for `Grid` and `FlexTable`.
    `class` | `LayoutPanel` A panel that lays its children out in arbitrary `layers` using the `Layout` class.
    `class` | `LazyPanel` Convenience class to help lazy loading.
    `class` | `Panel` Abstract base class for all panels, which are widgets that can contain other widgets.
    `class` | `PopupPanel` A panel that can "pop up" over other widgets.
    `class` | `RenderablePanel` EXPERIMENTAL and subject to change.
    `class` | `ResizeLayoutPanel` A simple panel that `ProvidesResize` to its one child, but does not `RequiresResize`.
    `class` | `RootLayoutPanel` A singleton implementation of `LayoutPanel` that always attaches itself to the document body (i.e.
    `class` | `RootPanel` The panel to which all other widgets must ultimately be added.
    `class` | `ScrollPanel` A simple panel that wraps its contents in a scrollable area.
    `class` | `SimpleLayoutPanel` A simple panel that `ProvidesResize` to its one child.
    `class` | `SimplePanel` Base class for panels that contain only one widget.
    `class` | `SplitLayoutPanel` A panel that adds user-positioned splitters between each of its child widgets.
    `(package private) class` | `SplitPanel` Deprecated. Use `SplitLayoutPanel` instead, but understand that it is not a drop in replacement for this class. It requires standards mode, and is most easily used under a `RootLayoutPanel` (as opposed to a `RootPanel`
    `class` | `StackPanel` A panel that stacks its children vertically, displaying only one at a time, with a header for each child which the user can click to display.
    `class` | `Tree` A standard hierarchical tree widget.
    `class` | `VerticalPanel` A panel that lays all of its widgets out in a single vertical column.
    `class` | `VerticalSplitPanel` Deprecated. Use `SplitLayoutPanel` instead, but understand that it is not a drop in replacement for this class. It requires standards mode, and is most easily used under a `RootLayoutPanel` (as opposed to a `RootPanel`

  - ### Uses of HasWidgets.ForIsWidget in com.google.gwt.user.datepicker.client

    Classes in com.google.gwt.user.datepicker.client that implement HasWidgets.ForIsWidget
    Modifier and Type | Class and Description
    --- | ---
    `(package private) class` | `CellGridImpl<V>` Highlighting, selectable cell grid.
    `(package private) class` | `DefaultCalendarView.CellGrid` Cell grid.