How to use

getClientHeight

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 getCenterHeight() {
 return getElement().getClientHeight() / layout.getUnitSize(unit, true) -
      filledHeight;
}

public int getMaximumVerticalScrollPosition() {
 return getScrollableElement().getScrollHeight() - getScrollableElement().getClientHeight();
}

public int getMaximumVerticalScrollPosition() {
 return getScrollableElement().getScrollHeight() - getElement().getClientHeight();
}

/**
 * Update the layout.
 */
private void forceLayout() {
 // No sense in doing layout if we aren't attached or have no content.
 if (!isAttached() || content == null) {
  return;
 }
 // Resize the content area to fit between the header and footer.
 int remainingHeight = getElement().getClientHeight();
 if (header != null) {
  int height = Math.max(0, headerContainer.getOffsetHeight());
  remainingHeight -= height;
  contentContainer.getStyle().setTop(height, Unit.PX);
 } else {
  contentContainer.getStyle().setTop(0.0, Unit.PX);
 }
 if (footer != null) {
  remainingHeight -= footerContainer.getOffsetHeight();
 }
 contentContainer.getStyle().setHeight(Math.max(0, remainingHeight), Unit.PX);
 // Provide resize to child.
 if (content instanceof RequiresResize) {
  ((RequiresResize) content).onResize();
 }
}

/**
 * Returns whether the element is scrollable on the y-axis.
 * 
 * @return true if scrollable on the y-axis
 */
public boolean isScrollableY() {
 return dom.getScrollHeight() > dom.getClientHeight();
}

@Override
public int getClientHeight() {
  return this.getElement().getClientHeight();
}

&& (alwaysShowScrollbars || getElement().getClientHeight() < contentHeight)) {

protected double getCenterHeight() {
 return getElement().getClientHeight() / layout.getUnitSize(unit, true) -
      filledHeight;
}

@Override
public void onKeyUp(KeyUpEvent event) {
  Element ele = getElement();
  final int extraLineHeight = 15; 
  int scrollHeight = ele.getScrollHeight();
  int clientHeight = ele.getClientHeight();
  Utils.Console(scrollHeight + " " + clientHeight);
  if ( clientHeight < scrollHeight ) {
    ele.getStyle().setHeight(scrollHeight + extraLineHeight, Unit.PX);
  }
}

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;
  }
}

/**
 * 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);
  }
}

void setVerticalScrollPosition(final Double percentage) {
  final Integer scrollHeight = scrollPanel().getElement().getScrollHeight();
  final Integer clientHeight = scrollPanel().getElement().getClientHeight();
  final Integer max = scrollHeight - clientHeight;
  setScrollTop((int) ((max * percentage) / 100));
}

 private boolean isInViewPort() {
  final int pageTop = Window.getScrollTop();
  final int pageBottom = pageTop + Window.getClientHeight();
  final int elementTop = asWidget().getElement().getAbsoluteTop();
  final int elementBottom = elementTop + asWidget().getElement().getClientHeight();
  return elementTop <= pageBottom && elementBottom >= pageTop;
 }
}

Double getVerticalScrollPosition() {
  final Integer scrollTop = scrollPanel().getElement().getScrollTop();
  final Integer scrollHeight = scrollPanel().getElement().getScrollHeight();
  final Integer clientHeight = scrollPanel().getElement().getClientHeight();
  final Integer level = scrollHeight - clientHeight;
  return level == 0 ? 0d : 100d * scrollTop / level;
}

Double getVerticalScrollPosition() {
  final Integer scrollTop = scrollPanel().getElement().getScrollTop();
  final Integer scrollHeight = scrollPanel().getElement().getScrollHeight();
  final Integer clientHeight = scrollPanel().getElement().getClientHeight();
  final Integer level = scrollHeight - clientHeight;
  return level == 0 ? 0d : 100d * scrollTop / level;
}

public OriginalStyleInfo(final Widget w) {
  absoluteLeft = w.getAbsoluteLeft();
  absoluteTop = w.getAbsoluteTop();
  clientHeight = w.getElement().getClientHeight();
  clientWidth = w.getElement().getClientWidth();
  final Style style = w.getElement().getStyle();
  position = style.getPosition();
  top = style.getTop();
  left = style.getLeft();
  width = style.getWidth();
  height = style.getHeight();
  zIndex = style.getZIndex();
}

public void setPositionToBottom() {
  Utils.setTransitionDuration(getWidget().getElement(), 0);
  Utils.setTranslateY(getWidget().getElement(), 
      this.getElement().getClientHeight() - this.getElement().getScrollHeight());
}