Java DOM.getParent方法代码示例

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
protected int getContainerOffsetLeft() {
	if (containerOffsetLeft < 0 || !sync) {
		int scrollLeft = 0;
		Element parent = DOM.getParent(getWidget().getElement());
		while (parent != null) {
			if (getScrollLeft(parent) > 0) {
				scrollLeft += getScrollLeft(parent);
				GWT.log("Scroll left detected : " + scrollLeft);
			}
			if (containerFinder.isContainer(parent)) {
				containerOffsetLeft = DOM.getAbsoluteLeft(parent) - scrollLeft;
			}
			parent = DOM.getParent(parent);
		}
	}
	return containerOffsetLeft;
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
protected int getContainerOffsetTop() {
	if (containerOffsetTop < 0 || !sync) {
		int scrollTop = 0;
		Element parent = DOM.getParent(getWidget().getElement());
		while (parent != null) {
			if (getScrollTop(parent) > 0) {
				scrollTop += getScrollTop(parent);
				GWT.log("Scroll Top detected : " + scrollTop);
			}
			if (containerFinder.isContainer(parent)) {
				containerOffsetTop = DOM.getAbsoluteTop(parent) - scrollTop;
			}
			parent = DOM.getParent(parent);
		}
	}
	return containerOffsetTop;
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public void onBrowserEvent(final Event event) {
	Element td = getEventTargetCell(event);
	if (td==null) return;
    final Element tr = DOM.getParent(td);
	int col = DOM.getChildIndex(tr, td);
    Element body = DOM.getParent(tr);
    int row = DOM.getChildIndex(body, tr);
    
    Widget widget = getWidget(row, col);
    if (widget != null && widget instanceof UniTimeHeaderPanel) {
    	super.onBrowserEvent(event);
    	return;
    }
    
	switch (DOM.eventGetType(event)) {
	case Event.ONMOUSEOVER:
		getRowFormatter().addStyleName(row, "hover");
		break;
	case Event.ONMOUSEOUT:
		getRowFormatter().removeStyleName(row, "hover");
		break;
	}
	
	super.onBrowserEvent(event);
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public int getCellForWidget(Widget w) {
	for (Element e = w.getElement(); e != null; e = DOM.getParent(e)) {
		if (e.getPropertyString("tagName").equalsIgnoreCase("span")) {
			if (DOM.getParent(e) == getElement())
				return DOM.getChildIndex(getElement(), e);
		}
		if (e == getElement()) { return -1; }
	}
	return -1;
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public void onBrowserEvent(Event event) {
	Element td = getEventTargetCell(event);
	if (td==null) return;
    Element tr = DOM.getParent(td);
    Element body = DOM.getParent(tr);
    final int row = DOM.getChildIndex(body, tr);

    final ChainedCommand command = iRowClicks.get(row);
    
    switch (DOM.eventGetType(event)) {
	case Event.ONMOUSEOVER:
		getRowFormatter().setStyleName(row, "unitime-TableRowHover");
		if (command == null) getRowFormatter().getElement(row).getStyle().setCursor(Cursor.AUTO);
		break;
	case Event.ONMOUSEOUT:
		getRowFormatter().setStyleName(row, null);	
		break;
	case Event.ONCLICK:
		if (command == null) break;
		if (command.getLoadingMessage() != null)
			LoadingWidget.getInstance().show(command.getLoadingMessage());
		getRowFormatter().setStyleName(row, "unitime-TableRowSelected");
		iSelectedRow = row;
		command.execute(new ConditionalCommand() {
			@Override
			public void executeOnSuccess() {
				//getRowFormatter().setStyleName(row, null);	
				if (command.getLoadingMessage() != null)
					LoadingWidget.getInstance().hide();
			}
			@Override
			public void executeOnFailure() {
				getRowFormatter().setStyleName(row, "unitime-TableRowHover");	
				if (command.getLoadingMessage() != null)
					LoadingWidget.getInstance().hide();
			}
		});
		break;
	}
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public int getRowForWidget(Widget w) {
	for (Element td = w.getElement(); td != null; td = DOM.getParent(td)) {
		if (td.getPropertyString("tagName").equalsIgnoreCase("td")) {
			Element tr = DOM.getParent(td);
			Element body = DOM.getParent(tr);
			if (body == getBodyElement())
				return DOM.getChildIndex(body, tr);
		}
		if (td == getBodyElement()) { return -1; }
	}
	return -1;
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public void onBrowserEvent(Event event) {
	Element td = getEventTargetCell(event);
	if (td==null) return;
    Element tr = DOM.getParent(td);
    Element body = DOM.getParent(tr);
    int row = DOM.getChildIndex(body, tr);
    int col = DOM.getChildIndex(tr, td);
    if (row == 0 || col ==0) return;
    processMouseEvent(DOM.eventGetType(event), row - 1, col - 1);
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
private void moveRow(Element tr, Element before) {
	Element body = DOM.getParent(tr);
	body.removeChild(tr);
	DOM.insertBefore(body, tr, before);
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public CurriculaCourses() {
	iTable = new UniTimeTable<String>();
	iTable.addStyleName("unitime-CurriculaCourseProjections");
	initWidget(iTable);
	iCourseChangedHandler = new CourseSelectionHandler() {
		
		@Override
		public void onCourseSelection(CourseSelectionEvent event) {
			CurriculumStudentsInterface[] c = (iLastCourses == null ? null : iLastCourses.get(event.getCourse()));
			for (int col = 0; col < iClassifications.getClassifications().size(); col ++) {
				setEnrollmentAndLastLike(event.getCourse(), col,
						c == null || c[col] == null ? null : c[col].getEnrollment(), 
						c == null || c[col] == null ? null : c[col].getLastLike(),
						c == null || c[col] == null ? null : c[col].getProjection(),
						c == null || c[col] == null ? null : c[col].getRequested(),
						c == null || c[col] == null ? null : (!c[col].isSessionHasSnapshotData() ? null : c[col].getSnapshotProjection()));
			}
			Element td = ((Widget)event.getSource()).getElement();
			while (td != null && !td.getPropertyString("tagName").equalsIgnoreCase("td")) {
				td = DOM.getParent(td);
			}
			Element tr = DOM.getParent(td);
		    Element body = DOM.getParent(tr);
		    int row = DOM.getChildIndex(body, tr);
		    if (event.getCourse().isEmpty()) {
				iTable.getRowFormatter().addStyleName(row, "unitime-NoPrint");
		    } else {
				iTable.getRowFormatter().removeStyleName(row, "unitime-NoPrint");
		    }
		    if (row + 1 == iTable.getRowCount() && !event.getCourse().isEmpty())
				addBlankLine();
		}
	};
	
	iNewGroupDialog = new GroupDialogBox();
	
	iTable.setHintProvider(new HintProvider<String>() {
		@Override
		public Widget getHint(TableEvent<String> event) {
			if (!canShowStudentsTable(event.getRow())) return null;
			StudentsTable studentsTable = new StudentsTable(event.getRow());
			if (studentsTable.canShow()) return studentsTable;
			return null;
		}
	});
}
 

import com.google.gwt.user.client.DOM; //导入方法依赖的package包/类
public void onBrowserEvent(Event event) {
	if (iDummy) return;
    Element target = DOM.eventGetTarget(event);
    boolean anchor = false;
    for (; target != null; target = DOM.getParent(target)) {
    	String tag = target.getPropertyString("tagName");
    	if ("a".equalsIgnoreCase(tag)) {
    		anchor = true;
    		break;
    	} else if ("div".equalsIgnoreCase(tag)) {
    		break;
    	}
    }
	EventTarget related = event.getRelatedEventTarget();
    switch (DOM.eventGetType(event)) {
	case Event.ONCLICK:
		select(false);
		if (!anchor) {
			MeetingClickEvent e = new MeetingClickEvent(Meeting.this);
			for (MeetingClickHandler h: iMeetingClickHandlers)
				h.onMeetingClick(e);
		}
		break;
	case Event.ONMOUSEOVER:
        if (related == null || !getElement().isOrHasChild((Element)related.cast())) {
			select(true);
        }
		break;
	case Event.ONMOUSEOUT:
        if (related == null || !getElement().isOrHasChild((Element)related.cast())) {
        	select(false);
        }
		break;
	case Event.ONMOUSEMOVE:
		int relativeX = event.getClientX() - getElement().getAbsoluteLeft() + getElement().getScrollLeft() + getElement().getOwnerDocument().getScrollLeft();
		if (relativeX < iLeft - 6 - getDay() * iCellWidth || relativeX > iLeft - 2 - getDay() * iCellWidth + iWidth) {
			select(false);
		}
		break;
	}
    super.onBrowserEvent(event);
}