com.sencha.gxt.widget.core.client.container
Class Viewport

java.lang.Object
  extended by com.google.gwt.user.client.ui.UIObject
      extended by com.google.gwt.user.client.ui.Widget
          extended by com.sencha.gxt.widget.core.client.Component
              extended by com.sencha.gxt.widget.core.client.container.Container
                  extended by com.sencha.gxt.widget.core.client.container.ResizeContainer
                      extended by com.sencha.gxt.widget.core.client.container.SimpleContainer
                          extended by com.sencha.gxt.widget.core.client.container.Viewport
All Implemented Interfaces:
HasAttachHandlers, HasResizeHandlers, HasHandlers, EventListener, AcceptsOneWidget, HasEnabled, HasOneWidget, HasVisibility, HasWidgets, HasWidgets.ForIsWidget, IndexedPanel, IndexedPanel.ForIsWidget, IsWidget, ProvidesResize, RequiresResize, HasLayout, AddEvent.HasAddHandlers, BeforeAddEvent.HasBeforeAddHandlers, BeforeHideEvent.HasBeforeHideHandlers, BeforeRemoveEvent.HasBeforeRemoveHandlers, BeforeShowContextMenuEvent.HasBeforeShowContextMenuHandler, BeforeShowEvent.HasBeforeShowHandlers, BlurEvent.HasBlurHandlers, ContainerHandler.HasContainerHandlers, DisableEvent.HasDisableHandlers, EnableEvent.HasEnableHandlers, FocusEvent.HasFocusHandlers, HideEvent.HasHideHandlers, MoveEvent.HasMoveHandlers, RemoveEvent.HasRemoveHandlers, ShowContextMenuEvent.HasShowContextMenuHandler, ShowEvent.HasShowHandlers, HasFocusSupport, HasItemId, java.lang.Iterable<Widget>

public class Viewport
extends SimpleContainer

A LayoutContainer that fills the browser window and monitors window resizing. Viewports are best used for applications that will fill the browser without window scrolling. Children of the viewport can allow scrolling.

Example

  public void onModuleLoad() {
    Viewport viewport = new Viewport();
    viewport.setWidget(new ContentPanel(), new MarginData(10));
    RootPanel.get().add(viewport);
  }
 

The viewport is not added to the root panel automatically. Is is not necessary to call ResizeContainer.forceLayout() after adding the viewport to the RootPanel. Layout will be called after being added to the root panel.


Nested Class Summary
static interface Viewport.ViewportAppearance
           
 
Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject
UIObject.DebugIdImpl, UIObject.DebugIdImplEnabled
 
Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasWidgets
HasWidgets.ForIsWidget
 
Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.IndexedPanel
IndexedPanel.ForIsWidget
 
Field Summary
 
Fields inherited from class com.google.gwt.user.client.ui.UIObject
DEBUG_ID_PREFIX
 
Constructor Summary
Viewport()
          Creates a viewport layout container with the default appearance.
Viewport(Viewport.ViewportAppearance appearance)
          Creates a viewport layout container with the specified appearance.
 
Method Summary
 boolean getEnableScroll()
          Returns true if window scrolling is enabled.
 void setEnableScroll(boolean enableScroll)
          Sets whether window scrolling is enabled.
 
Methods inherited from class com.sencha.gxt.widget.core.client.container.SimpleContainer
add, add, getWidget, isResize, setResize, setWidget, setWidget
 
Methods inherited from class com.sencha.gxt.widget.core.client.container.ResizeContainer
forceLayout, isLayoutRunning, isOrWasLayoutRunning, onResize
 
Methods inherited from class com.sencha.gxt.widget.core.client.container.Container
add, addAddHandler, addBeforeAddHandler, addBeforeRemoveHandler, addContainerHandler, addRemoveHandler, clear, disable, enable, findWidget, getItemByItemId, getWidget, getWidgetCount, getWidgetIndex, getWidgetIndex, iterator, remove, remove, remove
 
Methods inherited from class com.sencha.gxt.widget.core.client.Component
addBeforeHideHandler, addBeforeShowContextMenuHandler, addBeforeShowHandler, addBlurHandler, addDisableHandler, addEnableHandler, addFocusHandler, addHideHandler, addMoveHandler, addResizeHandler, addShowContextMenuHandler, addShowHandler, addStyleOnOver, clearSizeCache, disableEvents, enableEvents, fireEvent, focus, getData, getElement, getFocusSupport, getHideMode, getId, getItemId, getOffsetHeight, getOffsetWidth, getShadow, getStateId, getToolTip, hide, hideToolTip, isAllowTextSelection, isAutoHeight, isAutoWidth, isDeferHeight, isEnabled, isRendered, isStateful, isVisible, isVisible, mask, mask, onBrowserEvent, removeToolTip, setAllowTextSelection, setBorders, setBounds, setBounds, setContextMenu, setData, setDeferHeight, setEnabled, setHeight, setHeight, setHideMode, setId, setItemId, setPagePosition, setPixelSize, setPosition, setShadow, setSize, setStateful, setStateId, setTabIndex, setToolTip, setToolTipConfig, setVisible, setWidth, setWidth, show, sync, syncSize, unmask
 
Methods inherited from class com.google.gwt.user.client.ui.Widget
addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, getLayoutData, getParent, isAttached, removeFromParent, setLayoutData, sinkEvents
 
Methods inherited from class com.google.gwt.user.client.ui.UIObject
addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getOffsetHeight, getOffsetWidth, getStyleName, getStylePrimaryName, getTitle, isVisible, removeStyleDependentName, removeStyleName, setStyleDependentName, setStyleName, setStyleName, setStylePrimaryName, setTitle, setVisible, sinkBitlessEvent, toString, unsinkEvents
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Viewport

public Viewport()
Creates a viewport layout container with the default appearance.


Viewport

public Viewport(Viewport.ViewportAppearance appearance)
Creates a viewport layout container with the specified appearance.

Parameters:
appearance - the appearance of the viewport layout container
Method Detail

getEnableScroll

public boolean getEnableScroll()
Returns true if window scrolling is enabled.

Returns:
true if window scrolling is enabled

setEnableScroll

public void setEnableScroll(boolean enableScroll)
Sets whether window scrolling is enabled.

Parameters:
enableScroll - true to enable window scrolling


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