How to use

getClientWidth

method

in

com.google.gwt.user.client.Element

  /** Update the current sizes.
   * 
   * @return true if the sizes changed, false if not. */
  public boolean updateSizes () {
    int offsetWidth = widget.getElement().getOffsetWidth();
    int offsetHeight = widget.getElement().getOffsetHeight();
    int clientWidth = widget.getElement().getClientWidth();
    int clientHeight = widget.getElement().getClientHeight();
    if (offsetWidth != curOffsetWidth || offsetHeight != curOffsetHeight || clientWidth != curClientWidth
      || clientHeight != curClientHeight) {
      this.curOffsetWidth = offsetWidth;
      this.curOffsetHeight = offsetHeight;
      this.curClientWidth = clientWidth;
      this.curClientHeight = clientHeight;
      return true;
    }
    return false;
  }
}

  /** Update the current sizes.
   * 
   * @return true if the sizes changed, false if not. */
  public boolean updateSizes () {
    int offsetWidth = widget.getElement().getOffsetWidth();
    int offsetHeight = widget.getElement().getOffsetHeight();
    int clientWidth = widget.getElement().getClientWidth();
    int clientHeight = widget.getElement().getClientHeight();
    if (offsetWidth != curOffsetWidth || offsetHeight != curOffsetHeight || clientWidth != curClientWidth
      || clientHeight != curClientHeight) {
      this.curOffsetWidth = offsetWidth;
      this.curOffsetHeight = offsetHeight;
      this.curClientWidth = clientWidth;
      this.curClientHeight = clientHeight;
      return true;
    }
    return false;
  }
}

protected double getCenterWidth() {
 return getElement().getClientWidth() / layout.getUnitSize(unit, false) -
      filledWidth;
}

/**
 * Adjust the size of the scroll lock element based on the new position of the
 * scroll bar.
 */
private void adjustScrollLock() {
 int scrollLeft = Math.abs(getElement().getScrollLeft());
 if (scrollLeft > 0) {
  int clientWidth = getElement().getClientWidth();
  scrollLock.getStyle().setWidth(scrollLeft + clientWidth, Unit.PX);
 } else {
  scrollLock.getStyle().setWidth(1.0, Unit.PX);
 }
}

/**
 * @return width in pixels of the GWT component in the Sonar page
 */
public static int getPageWidth() {
 return DOM.getElementById("gwtpage").getClientWidth();
}

/**
 * Returns whether the element is scrollable on the x-axis.
 * 
 * @return true if scrollable on the x-axis
 */
public boolean isScrollableX() {
 return dom.getScrollWidth() > dom.getClientWidth();
}

int realScrollbarWidth = 0;
if (hScrollbar != null
  && (alwaysShowScrollbars || getElement().getClientWidth() < contentWidth)) {

protected double getCenterWidth() {
 return getElement().getClientWidth() / layout.getUnitSize(unit, false) -
      filledWidth;
}

private Panel scrollPanel() {
  final Panel panel = mock(AbsolutePanel.class);
  final Element element = mock(Element.class);
  doReturn(SCROLL_LEFT).when(element).getScrollLeft();
  doReturn(SCROLL_TOP).when(element).getScrollTop();
  doReturn(SCROLL_WIDTH).when(element).getScrollWidth();
  doReturn(SCROLL_HEIGHT).when(element).getScrollHeight();
  doReturn(CLIENT_WIDTH).when(element).getClientWidth();
  doReturn(CLIENT_HEIGHT).when(element).getClientHeight();
  doReturn(element).when(panel).getElement();
  return panel;
}

private Panel scrollPanel() {
  final Panel panel = mock(AbsolutePanel.class);
  final Element element = mock(Element.class);
  doReturn(SCROLL_LEFT).when(element).getScrollLeft();
  doReturn(SCROLL_TOP).when(element).getScrollTop();
  doReturn(SCROLL_WIDTH).when(element).getScrollWidth();
  doReturn(SCROLL_HEIGHT).when(element).getScrollHeight();
  doReturn(CLIENT_WIDTH).when(element).getClientWidth();
  doReturn(CLIENT_HEIGHT).when(element).getClientHeight();
  doReturn(element).when(panel).getElement();
  return panel;
}

  private Panel emptyPanel() {

    final Panel panel = mock(AbsolutePanel.class);
    final Element element = mock(Element.class);

    doReturn(0).when(element).getScrollLeft();
    doReturn(0).when(element).getScrollTop();
    doReturn(0).when(element).getScrollWidth();
    doReturn(0).when(element).getScrollHeight();
    doReturn(0).when(element).getClientWidth();
    doReturn(0).when(element).getClientHeight();

    doReturn(element).when(panel).getElement();

    return panel;
  }
}

@Override
public void onOpen() {
  for ( String key : screensToLoad.keySet() ) {
    final Target target = screensToLoad.get( key );
    final Column column = target.getColumn();
    final FlowPanel panel = target.getPanel();
    final int height = 400;
    panel.setPixelSize( column.getElement().getClientWidth(), height );
    placeManager.goTo( new DefaultPlaceRequest( key, target.getParameters() ), target.getPanel() );
  }
}

/**
 * Redraw the progress bar when something changes the layout.
 */
public void redraw() {
  if (isAttached()) {
    int width = getElement().getClientWidth();
    int height = getElement().getClientHeight();
    onResize(width, height);
  }
}

/**
 * Adjust the size of the scroll lock element based on the new position of the
 * scroll bar.
 */
private void adjustScrollLock() {
 int scrollLeft = Math.abs(getElement().getScrollLeft());
 if (scrollLeft > 0) {
  int clientWidth = getElement().getClientWidth();
  scrollLock.getStyle().setWidth(scrollLeft + clientWidth, Unit.PX);
 } else {
  scrollLock.getStyle().setWidth(1.0, Unit.PX);
 }
}

void toggleMenuVisibility() {
 if (isShowing()) {
  hide();
 } else {
  if (widthsSynced) {
   setWidth(dropdownList.getElement().getClientWidth() + "px");
  }
  showRelativeTo(dropdownList);
 }
}

void setHorizontalScrollPosition(final Double percentage) {
  final Integer scrollWidth = scrollPanel().getElement().getScrollWidth();
  final Integer clientWidth = scrollPanel().getElement().getClientWidth();
  final Integer max = scrollWidth - clientWidth;
  setScrollLeft((int) ((max * percentage) / 100));
}

void setHorizontalScrollPosition(final Double percentage) {
  final Integer scrollWidth = scrollPanel().getElement().getScrollWidth();
  final Integer clientWidth = scrollPanel().getElement().getClientWidth();
  final Integer max = scrollWidth - clientWidth;
  setScrollLeft((int) ((max * percentage) / 100));
}

Double getHorizontalScrollPosition() {
  final Integer scrollLeft = scrollPanel().getElement().getScrollLeft();
  final Integer scrollWidth = scrollPanel().getElement().getScrollWidth();
  final Integer clientWidth = scrollPanel().getElement().getClientWidth();
  final Integer level = scrollWidth - clientWidth;
  return level == 0 ? 0d : 100d * scrollLeft / level;
}

Double getHorizontalScrollPosition() {
  final Integer scrollLeft = scrollPanel().getElement().getScrollLeft();
  final Integer scrollWidth = scrollPanel().getElement().getScrollWidth();
  final Integer clientWidth = scrollPanel().getElement().getClientWidth();
  final Integer level = scrollWidth - clientWidth;
  return level == 0 ? 0d : 100d * scrollLeft / level;
}

  /** See class docs */
  @Override
  public void onResize(ResizeEvent resizeEvent) {
    if (!isShowing()) {
      return;
    }
    int delta = getElement().getOffsetWidth() - getElement().getClientWidth();
    getScrollPanel().setWidth((getComboBox().getOffsetWidth() - delta) + "px");
    adjustSize();
  }
}