本文整理汇总了Java中com.google.gwt.user.client.ui.LayoutPanel.getWidgetContainerElement方法的典型用法代码示例。如果您正苦于以下问题：Java LayoutPanel.getWidgetContainerElement方法的具体用法？Java LayoutPanel.getWidgetContainerElement怎么用？Java LayoutPanel.getWidgetContainerElement使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.google.gwt.user.client.ui.LayoutPanel的用法示例。
在下文中一共展示了LayoutPanel.getWidgetContainerElement方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: propertyChange
import com.google.gwt.user.client.ui.LayoutPanel; //导入方法依赖的package包/类
@Override
public void propertyChange(PropertyChangeEvent evt) {
com.google.gwt.canvas.client.Canvas canvas = (com.google.gwt.canvas.client.Canvas) getNativeWidget();
LayoutPanel canvasParent = (LayoutPanel) canvas.getParent();
if (isInPalette(canvas)) {
return;
}
int defWidth = canvasParent.getOffsetWidth();
RangeModel model = (RangeModel) evt.getSource();
int maxVal = model.getMaximum();
int minVal = model.getMinimum();
int value = model.getValue();
int size = maxVal - minVal;
LayoutPanel simplePanel = getSimplePanel();
simplePanel.setWidth(size + "px");
ScrollPanel parent = (ScrollPanel) simplePanel.getParent();
Element canvasContainerElement = canvasParent
.getWidgetContainerElement(canvas);
if ((minVal < 0 || maxVal > defWidth) && defWidth > 0
&& scrollbarsVisible == false) {
canvasContainerElement.getStyle().setBottom(SCROLL_SIZE,
Unit.PX);
onResize();
scrollbarsVisible = true;
} else if (minVal >= 0 && maxVal <= defWidth
&& scrollbarsVisible == true) {
canvasContainerElement.getStyle().setBottom(0, Unit.PX);
onResize();
scrollbarsVisible = false;
}
parent.setHorizontalScrollPosition(value - minVal);
// There is a missing event that isn't sent:
scroll(parent);
getLightweightSystem().getRootFigure().repaint();
}