Java Code Examples for com.google.gwt.user.client.ui.Widget#getOffsetHeight()

The following examples show how to use com.google.gwt.user.client.ui.Widget#getOffsetHeight() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MockComponentsUtil.java    From appinventor-extensions with Apache License 2.0 6 votes vote down vote up 
/**
 * Returns the preferred size of the specified widget,
 * in an array of the form {@code [width, height]}.
 * <p>
 * It is assumed that:
 * <ul>
 *   <li>{@code w} has no parent</li>
 *   <li>{@code w} has not been configured to be invisible</li>
 * </ul>
 */
public static int[] getPreferredSizeOfDetachedWidget(Widget w) {
  // Attach the widget to the DOM, so that its preferred size is calculated correctly
  RootPanel.get().add(w);

  String[] style = clearSizeStyle(w);
  int width = w.getOffsetWidth() + 4;
  int height = w.getOffsetHeight() + 6;
  if (height < 26) {          // Do not make the button smaller
    height = 26;              // then 26, as this mimicks what happens
  }                           // on the real device
  restoreSizeStyle(w, style);

  // Detach the widget from the DOM before returning
  RootPanel.get().remove(w);

  return new int[] { width, height };
}
Example 2
Source File: Djvu_html5.java    From djvu-html5 with GNU General Public License v2.0 5 votes vote down vote up 
private void resizeCanvas() {
	Widget panel = canvas.getParent();
	int width = panel.getOffsetWidth();
	int height = panel.getOffsetHeight();
	canvas.setWidth(width + "px");
	canvas.setCoordinateSpaceWidth(width);
	canvas.setHeight(height + "px");
	canvas.setCoordinateSpaceHeight(height);
	if (pageLayout != null)
		pageLayout.canvasResized();
}
Example 3
Source File: GwtVerticalSplitLayoutImpl.java    From consulo with Apache License 2.0 5 votes vote down vote up 
@Override
protected int getElementSize(Widget widget) {
  int offsetHeight = widget.getOffsetHeight();
  if(offsetHeight == 0) {
    offsetHeight = Window.getClientHeight();
  }
  return offsetHeight;
}
Example 4
Source File: UiHelper.java    From gwt-material with Apache License 2.0 4 votes vote down vote up 
public static int calculateSpaceToBottom(Widget widget) {
    return Window.getClientHeight() - widget.getAbsoluteTop() - widget.getOffsetHeight();
}
Example 5
Source File: DragSourceSupport.java    From appinventor-extensions with Apache License 2.0 3 votes vote down vote up 
/**
 * Returns whether the specified widget contains a position given
 * by the absolute coordinates.
 *
 * @param w  widget to test
 * @param absX  absolute x coordinate of position
 * @param absY  absolute y coordinate of position
 * @return  {@code true} if the position is within the widget, {@code false}
 *          otherwise
 */
private static boolean isInside(Widget w, int absX, int absY) {
  int wx = w.getAbsoluteLeft();
  int wy = w.getAbsoluteTop();
  int ww = w.getOffsetWidth();
  int wh = w.getOffsetHeight();

  return (wx <= absX) && (absX < wx + ww) && (wy <= absY) && (absY < wy + wh);
}