com.google.gwt.dom.client.Element.getScrollHeight()方法的使用及代码示例

x33g5p2x  于2022-01-19 转载在 其他  
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本文整理了Java中com.google.gwt.dom.client.Element.getScrollHeight()方法的一些代码示例，展示了Element.getScrollHeight()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Element.getScrollHeight()方法的具体详情如下：
包路径：com.google.gwt.dom.client.Element
类名称：Element
方法名：getScrollHeight

Element.getScrollHeight介绍

[英]The height of the scroll view of an element.
[中]元素滚动视图的高度。

代码示例

代码示例来源：origin: com.google.gwt/gwt-servlet

  1. /**
  2.  * The height of the scrollable area of the document.
  3.  * 
  4.  * @return the height of the document's scrollable area
  5.  */
  6. public final int getScrollHeight() {
  7.  // TODO(dramaix): Use document.scrollingElement when its available. See getScrollLeft().
  8.  return getViewportElement().getScrollHeight();
  9. }

代码示例来源：origin: com.google.gwt/gwt-servlet

  1. @Override
  2. protected void onStart() {
  3.  scrollHeight = 0;
  4.  // If the TreeItem is already open, we can get its scrollHeight
  5.  // immediately.
  6.  if (!opening) {
  7.   scrollHeight = curItem.childSpanElem.getScrollHeight();
  8.  }
  9.  curItem.childSpanElem.getStyle().setProperty("overflow", "hidden");
  10.  // If the TreeItem is already open, onStart will set its height to its
  11.  // natural height. If the TreeItem is currently closed, onStart will set
  12.  // its height to 1px (see onUpdate below), and then we make the TreeItem
  13.  // visible so we can get its correct scrollHeight.
  14.  super.onStart();
  15.  // If the TreeItem is currently closed, we need to make it visible before
  16.  // we can get its height.
  17.  if (opening) {
  18.   UIObject.setVisible(curItem.childSpanElem, true);
  19.   scrollHeight = curItem.childSpanElem.getScrollHeight();
  20.  }
  21. }

代码示例来源：origin: com.google.gwt/gwt-servlet

  1. public int getMaximumVerticalScrollPosition() {
  2.  return getScrollableElement().getScrollHeight() - getElement().getClientHeight();
  3. }

代码示例来源：origin: com.google.gwt/gwt-servlet

  1. @Override
  2. protected void onStart() {
  3.  if (opening) {
  4.   animFrame.getStyle().setHeight(1.0, Unit.PX);
  5.   animFrame.getStyle().setPosition(Position.RELATIVE);
  6.   animFrame.getStyle().clearDisplay();
  7.   height = contentContainer.getScrollHeight();
  8.  } else {
  9.   height = contentContainer.getOffsetHeight();
  10.  }
  11. }

代码示例来源：origin: stephenh/tessell

  1. @Override
  2. public int getScrollHeight() {
  3.  return element.getScrollHeight();
  4. }

代码示例来源：origin: com.google.gwt/gwt-servlet

  1. collapsible.setScrollTop(collapsible.getScrollHeight() + 100);
  2. collapsible.setScrollLeft(collapsible.getScrollWidth() + 100);

代码示例来源：origin: net.wetheinter/gwt-user

  1. /**
  2.  * The height of the scrollable area of the document.
  3.  * 
  4.  * @return the height of the document's scrollable area
  5.  */
  6. public final int getScrollHeight() {
  7.  return getViewportElement().getScrollHeight();
  8. }

代码示例来源：origin: com.vaadin.external.gwt/gwt-user

  1. /**
  2.  * The height of the scrollable area of the document.
  3.  * 
  4.  * @return the height of the document's scrollable area
  5.  */
  6. public final int getScrollHeight() {
  7.  // TODO(dramaix): Use document.scrollingElement when its available. See getScrollLeft().
  8.  return getViewportElement().getScrollHeight();
  9. }

代码示例来源：origin: oVirt/ovirt-engine

  1. /**
  2.  * Uses scrollHeight to detect vertical overflow.
  3.  */
  4. public static boolean detectVerticalOverflow(Element element) {
  5.   int scrollHeight = element.getScrollHeight();
  6.   int clientHeight = element.getClientHeight();
  7.   return scrollHeight > clientHeight;
  8. }

代码示例来源：origin: net.wetheinter/gwt-user

  1. @Override
  2. protected void onStart() {
  3.  scrollHeight = 0;
  4.  // If the TreeItem is already open, we can get its scrollHeight
  5.  // immediately.
  6.  if (!opening) {
  7.   scrollHeight = curItem.childSpanElem.getScrollHeight();
  8.  }
  9.  curItem.childSpanElem.getStyle().setProperty("overflow", "hidden");
  10.  // If the TreeItem is already open, onStart will set its height to its
  11.  // natural height. If the TreeItem is currently closed, onStart will set
  12.  // its height to 1px (see onUpdate below), and then we make the TreeItem
  13.  // visible so we can get its correct scrollHeight.
  14.  super.onStart();
  15.  // If the TreeItem is currently closed, we need to make it visible before
  16.  // we can get its height.
  17.  if (opening) {
  18.   UIObject.setVisible(curItem.childSpanElem, true);
  19.   scrollHeight = curItem.childSpanElem.getScrollHeight();
  20.  }
  21. }

代码示例来源：origin: com.vaadin.external.gwt/gwt-user

  1. @Override
  2. protected void onStart() {
  3.  scrollHeight = 0;
  4.  // If the TreeItem is already open, we can get its scrollHeight
  5.  // immediately.
  6.  if (!opening) {
  7.   scrollHeight = curItem.childSpanElem.getScrollHeight();
  8.  }
  9.  curItem.childSpanElem.getStyle().setProperty("overflow", "hidden");
  10.  // If the TreeItem is already open, onStart will set its height to its
  11.  // natural height. If the TreeItem is currently closed, onStart will set
  12.  // its height to 1px (see onUpdate below), and then we make the TreeItem
  13.  // visible so we can get its correct scrollHeight.
  14.  super.onStart();
  15.  // If the TreeItem is currently closed, we need to make it visible before
  16.  // we can get its height.
  17.  if (opening) {
  18.   UIObject.setVisible(curItem.childSpanElem, true);
  19.   scrollHeight = curItem.childSpanElem.getScrollHeight();
  20.  }
  21. }

代码示例来源：origin: net.wetheinter/gwt-user

  1. public int getMaximumVerticalScrollPosition() {
  2.  return getScrollableElement().getScrollHeight() - getElement().getClientHeight();
  3. }

代码示例来源：origin: com.vaadin.external.gwt/gwt-user

  1. public int getMaximumVerticalScrollPosition() {
  2.  return getScrollableElement().getScrollHeight() - getElement().getClientHeight();
  3. }

代码示例来源：origin: com.github.gwtmaterialdesign/gwt-material-addins

  1. /**
  2.  * Determine if scroll bar is present in the scroll panel
  3.  */
  4. public boolean hasScrollBar() {
  5.   return $(getElement()).get(0).getScrollHeight() > $(getElement()).outerHeight();
  6. }

代码示例来源：origin: net.wetheinter/gwt-user

  1. @Override
  2. protected void onStart() {
  3.  if (opening) {
  4.   animFrame.getStyle().setHeight(1.0, Unit.PX);
  5.   animFrame.getStyle().setPosition(Position.RELATIVE);
  6.   animFrame.getStyle().clearDisplay();
  7.   height = contentContainer.getScrollHeight();
  8.  } else {
  9.   height = contentContainer.getOffsetHeight();
  10.  }
  11. }

代码示例来源：origin: com.vaadin.external.gwt/gwt-user

  1. @Override
  2. protected void onStart() {
  3.  if (opening) {
  4.   animFrame.getStyle().setHeight(1.0, Unit.PX);
  5.   animFrame.getStyle().setPosition(Position.RELATIVE);
  6.   animFrame.getStyle().clearDisplay();
  7.   height = contentContainer.getScrollHeight();
  8.  } else {
  9.   height = contentContainer.getOffsetHeight();
  10.  }
  11. }

代码示例来源：origin: com.vaadin.addon/vaadin-touchkit-agpl

  1. private void scrollToWidget() {
  2.     try {
  3.       com.google.gwt.dom.client.Element e;
  4.       if (element == null) {
  5.         e = w.getElement().getParentElement();
  6.         while (e != null && !isScrollable(e)) {
  7.           e = e.getParentElement();
  8.         }
  9.       } else {
  10.         e = element;
  11.       }
  12.       e.setScrollTop(e.getScrollHeight());
  13.     } catch (Exception e) {
  14.     }
  15.     // Sanity check
  16.     w.getElement().scrollIntoView();
  17.   }
  18. }

代码示例来源：origin: org.vaadin.addons/dragdroplayouts

  1. private boolean isEventOnScrollBar(NativeEvent event) {
  2.   Element element = Element.as(event.getEventTarget());
  3.   ;
  4.   if (WidgetUtil.mayHaveScrollBars(element)) {
  5.     final int nativeScrollbarSize = WidgetUtil.getNativeScrollbarSize();
  6.     int x = WidgetUtil.getTouchOrMouseClientX(event)
  7.         - element.getAbsoluteLeft();
  8.     int y = WidgetUtil.getTouchOrMouseClientY(event)
  9.         - element.getAbsoluteTop();
  10.     // Hopefully we have horizontal scroll.
  11.     final int scrollWidth = element.getScrollWidth();
  12.     final int clientWidth = element.getClientWidth();
  13.     if (scrollWidth > clientWidth
  14.         && clientWidth - nativeScrollbarSize < x) {
  15.       return true;
  16.     }
  17.     // Hopefully we have vertical scroll.
  18.     final int scrollHeight = element.getScrollHeight();
  19.     final int clientHeight = element.getClientHeight();
  20.     if (scrollHeight > clientHeight
  21.         && clientHeight - nativeScrollbarSize < y) {
  22.       return true;
  23.     }
  24.   }
  25.   return false;
  26. }

代码示例来源：origin: com.haulmont.cuba/cuba-web-toolkit

  1. private boolean isEventOnScrollBar(NativeEvent event) {
  2.   Element element = Element.as(event.getEventTarget());
  3.   ;
  4.   if (WidgetUtil.mayHaveScrollBars(element)) {
  5.     final int nativeScrollbarSize = WidgetUtil.getNativeScrollbarSize();
  6.     int x = WidgetUtil.getTouchOrMouseClientX(event)
  7.         - element.getAbsoluteLeft();
  8.     int y = WidgetUtil.getTouchOrMouseClientY(event)
  9.         - element.getAbsoluteTop();
  10.     // Hopefully we have horizontal scroll.
  11.     final int scrollWidth = element.getScrollWidth();
  12.     final int clientWidth = element.getClientWidth();
  13.     if (scrollWidth > clientWidth
  14.         && clientWidth - nativeScrollbarSize < x) {
  15.       return true;
  16.     }
  17.     // Hopefully we have vertical scroll.
  18.     final int scrollHeight = element.getScrollHeight();
  19.     final int clientHeight = element.getClientHeight();
  20.     if (scrollHeight > clientHeight
  21.         && clientHeight - nativeScrollbarSize < y) {
  22.       return true;
  23.     }
  24.   }
  25.   return false;
  26. }

代码示例来源：origin: Putnami/putnami-web-toolkit

  1. public void doCollapse(final boolean collapse) {
  2.   if (collapse != this.collapsed) {
  3.     EventBus.get().fireEventFromSource(new CollapseEvent(CollapseHelper.this, collapse), CollapseHelper.this);
  4.     this.collapsableElement.getStyle().setHeight(this.collapsableElement.getOffsetHeight(), Unit.PX);
  5.     StyleUtils.removeStyle(this.collapsableElement, CollapseHelper.STYLE_COLLAPSE);
  6.     StyleUtils.removeStyle(this.collapsableElement, CollapseHelper.STYLE_VISIBLE);
  7.     StyleUtils.addStyle(this.collapsableElement, CollapseHelper.STYLE_COLLAPSING);
  8.     final int endHeight = collapse ? 0 : this.collapsableElement.getScrollHeight();
  9.     Scheduler.get().scheduleDeferred(new ScheduledCommand() {
  10.       @Override
  11.       public void execute() {
  12.         CollapseHelper.this.collapsableElement.getStyle().setHeight(endHeight, Unit.PX);
  13.       }
  14.     });
  15.     Scheduler.get().scheduleFixedDelay(new RepeatingCommand() {
  16.       @Override
  17.       public boolean execute() {
  18.         CollapseHelper.this.collapsableElement.getStyle().clearHeight();
  19.         StyleUtils.removeStyle(CollapseHelper.this.collapsableElement, CollapseHelper.STYLE_COLLAPSING);
  20.         StyleUtils.addStyle(CollapseHelper.this.collapsableElement, CollapseHelper.STYLE_COLLAPSE);
  21.         StyleUtils.toggleStyle(CollapseHelper.this.collapsableElement, CollapseHelper.STYLE_VISIBLE, !collapse);
  22.         return false;
  23.       }
  24.     }, 350);
  25.     this.collapsed = collapse;
  26.   }
  27. }

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