Java ListItem类代码示例

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
@Override
public void add(final Widget child) {
    if (child instanceof UnorderedList) {
        for (Widget w : (UnorderedList) child) {
            if (w instanceof ListItem) {
                w.getElement().getStyle().setDisplay(Style.Display.BLOCK);

                provideActiveClickHandler(w);
            }
        }
    } else if (child instanceof ListItem) {
        child.getElement().getStyle().setDisplay(Style.Display.BLOCK);

        provideActiveClickHandler(child);
    }
    super.add(child);
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
/**
 * Checks if this child holds the current active state.
 * If the child is or contains the active state it is applied.
 */
protected void checkActiveState(Widget child) {
    // Check if this widget has a valid href
    String href = child.getElement().getAttribute("href");
    String url = Window.Location.getHref();
    int pos = url.indexOf("#");
    String location = pos >= 0 ? url.substring(pos, url.length()) : "";

    if (!href.isEmpty() && location.startsWith(href)) {
        ListItem li = findListItemParent(child);
        if (li != null) {
            makeActive(li);
        }
    } else if (child instanceof HasWidgets) {
        // Recursive check
        for (Widget w : (HasWidgets) child) {
            checkActiveState(w);
        }
    }
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
public void testAddLinks() {
    // given
    MaterialNavSection navSection = getWidget();
    MaterialNavBar navBar = MaterialNavBarTest.constructAndAttach();

    // when / then
    for (int i = 1; i <= 5; i++) {
        navSection.add(new MaterialLink("Nav Link " + i));
    }
    for (Widget w : navSection.getChildren()) {
        assertTrue(w instanceof ListItem);
        ListItem item = (ListItem) w;
        assertTrue(item.getWidget(0) instanceof MaterialLink);
    }
    navBar.add(navSection);
    assertEquals(5, navSection.getChildren().size());
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
@Override
public void onInsertColumn(InsertColumnEvent<T> event) {
    int beforeIndex = event.getBeforeIndex();
    Column<T, ?> column = event.getColumn();
    String header = event.getHeader();

    SetupHandler handler = e -> {
        int index = beforeIndex + getView().getColumnOffset();
        String ref = getView().getId() + "-col" + index;

        MaterialCheckBox toggleBox = new MaterialCheckBox(new ListItem().getElement());
        JQueryElement input = $(toggleBox).find("input");
        input.attr("id", ref);

        JQueryElement label = $(toggleBox).find("label");
        label.text(column.getName());
        label.attr("for", ref);

        toggleBox.setValue(true);
        menu.add(toggleBox);

        // We will hide the empty header menu items
        if (header.isEmpty()) {
            toggleBox.setVisible(false);
        }

        setupMenu();
        reindexToggles();
    };

    if(getView().isSetup()) {
        handler.onSetup(null);
    } else {
        addSetupHandler(handler);
    }
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
/**
 * Sets the header of the collection component.
 */
public void setHeader(String header) {
    headerLabel.getElement().setInnerSafeHtml(SafeHtmlUtils.fromString(header));
    addStyleName(CssName.WITH_HEADER);
    ListItem item = new ListItem(headerLabel);
    UiHelper.addMousePressedHandlers(item);
    item.setStyleName(CssName.COLLECTION_HEADER);
    insert(item, 0);
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
protected void registerDropdownItemHandlers() {
    getChildren().forEach(widget -> {
        if (widget instanceof ListItem) {
            ListItem item = (ListItem) widget;
            if (item.getWidget(0) instanceof MaterialWidget) {
                MaterialWidget child = (MaterialWidget) item.getWidget(0);
                registerHandler(child.addDomHandler(event -> {
                    SelectionEvent.fire(MaterialDropDown.this, child);
                }, ClickEvent.getType()));
            }
        }
    });
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
@Override
public void add(final Widget child) {
    String tagName = child.getElement().getTagName();
    if (child instanceof ListItem || tagName.toLowerCase().startsWith("li")) {
        child.getElement().getStyle().setDisplay(Style.Display.BLOCK);
        add(child, (Element) getElement());
    } else {
        ListItem li = new ListItem(child);
        // Checks if there are sub dropdown components
        if (child instanceof MaterialLink) {
            MaterialLink link = (MaterialLink) child;
            for (int i = 0; i < link.getWidgetCount(); i++) {
                if (link.getWidget(i) instanceof MaterialDropDown) {
                    registerHandler(link.addClickHandler(DomEvent::stopPropagation));
                    link.stopTouchStartEvent();
                }
            }
        }

        if (child instanceof HasWaves) {
            li.setWaves(((HasWaves) child).getWaves());
            ((HasWaves) child).setWaves(null);
        }
        li.getElement().getStyle().setDisplay(Style.Display.BLOCK);
        add(li, (Element) getElement());
    }
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
public void clearActiveState() {
    getChildren().forEach(widget -> {
        if (widget instanceof ListItem) {
            ListItem item = (ListItem) widget;
            if (item.getWidgetCount() > 0 && item.getWidget(0) != null) {
                item.getWidget(0).removeStyleName(CssName.ACTIVE);
            }
        }
    });
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
@Override
protected void onLoad() {
    super.onLoad();

    for (Widget widget : getChildren()) {
        if (widget instanceof ListItem) {
            registerHandler(((ListItem) widget).addClickHandler(clickEvent -> SelectionEvent.fire(this, getWidgetIndex(widget))));
        }
    }
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
protected ListItem findListItemParent(Widget widget) {
    if (widget != null) {
        if (widget instanceof ListItem) {
            return (ListItem) widget;
        } else {
            return findListItemParent(widget.getParent());
        }
    }
    return null;
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
@Override
public void add(Widget child) {
    if (child instanceof UnorderedList) {
        for (Widget w : (UnorderedList) child) {
            if (w instanceof ListItem) {
                w.getElement().getStyle().setDisplay(Style.Display.BLOCK);
            }
        }
    } else if (child instanceof ListItem) {
        child.getElement().getStyle().setDisplay(Style.Display.BLOCK);
    }
    super.add(child);
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
public void testFABItems() {
    // given
    MaterialFAB fab = getWidget();

    MaterialFABList fabList = (MaterialFABList) fab.getWidget(1);
    for (Widget w : fabList.getChildren()) {
        // given
        assertTrue(w instanceof ListItem);
        ListItem item = (ListItem) w;

        // when / then
        assertNotNull(item.getWidget(0));
        assertTrue(item.getWidget(0) instanceof MaterialButton);
    }
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
public void testSelection() {
    // given
    MaterialDropDown dropdown = populateDropDown(getWidget());

    // when / then
    assertTrue(dropdown.getWidget(0) instanceof ListItem);
    ListItem item = (ListItem) dropdown.getWidget(0);
    assertTrue(item.getWidget(0) instanceof MaterialLink);
    MaterialLink link = (MaterialLink) item.getWidget(0);
    checkSelectionHandler(dropdown, link);
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
protected MaterialDropDown populateDropDown(MaterialDropDown dropdown) {
    for (int i = 1; i <= 5; i++) {
        MaterialLink item = new MaterialLink("Item" + i);
        dropdown.add(item);
        assertTrue(dropdown.getWidget(i - 1) instanceof ListItem);
        ListItem li = (ListItem) dropdown.getWidget(0);
        assertTrue(li.getWidget(0) instanceof MaterialLink);
    }
    return dropdown;
}
 

import gwt.material.design.client.ui.html.ListItem; //导入依赖的package包/类
private ListItem createDivider() {
    ListItem listItem = new ListItem();
    listItem.getElement().setClassName(DIVIDER_CSS_CLASS_NAME);
    return listItem;
}