Example usage for com.google.gwt.user.client.ui Widget getAbsoluteTop

List of usage examples for com.google.gwt.user.client.ui Widget getAbsoluteTop

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Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui Widget getAbsoluteTop.

Prototype

public int getAbsoluteTop()

Source Link

Document

Gets the object's absolute top position in pixels, as measured from the browser window's client area.

Usage

From source file:geogebra.web.gui.advanced.client.ui.widget.ListPopupPanel.java

License:Apache License

/**
 * Checks whether the specified item is visible in the scroll area.<p/>
 * The result is <code>true</code> if whole item is visible.
 *
 * @param index is an index of the item.
 * @return a result of check.//from  w w w.java 2  s .c  om
 */
public boolean isItemVisible(int index) {
    Widget item = getList().getWidget(index);
    int itemTop = item.getAbsoluteTop();
    int top = getScrollPanel().getAbsoluteTop();
    return itemTop >= top && itemTop + item.getOffsetHeight() <= top + getScrollPanel().getOffsetHeight();
}

From source file:geogebra.web.gui.advanced.client.ui.widget.ListPopupPanel.java

License:Apache License

/**
 * This method checks whether the limit of displayed items reached.<p/>
 * It takes into account different aspects including setting of the widget, geometrical size of the
 * drop down list and selected value that must be displayed.<p/>
 * This method optimally chooses a number of items to display.
 *
 * @param previouslyRenderedRows is a number of rows previously loaded in the list
 *                               (items count before filling the list).
 * @return a result of check.//w w w. jav  a2s  . c  o  m
 */
protected boolean isRenderingLimitReached(int previouslyRenderedRows) {
    ListDataModel model = getComboBox().getModel();
    int previousHeight = 0;

    if (previouslyRenderedRows > 0) {
        Widget last = getItem(previouslyRenderedRows - 1);
        Widget first = getItem(0);

        previousHeight = last.getOffsetHeight() + last.getAbsoluteTop() - first.getAbsoluteTop();
    }

    return model.getCount() <= 0 // no data
            // OR a selected value has already been displayed
            || getItemCount() > getComboBox().getSelectedIndex()
                    // AND one of the following conditions is true:
                    && (getItemCount() >= model.getCount() //no items any more
                            // OR no limit but there are too many items
                            || isLazyRenderingEnabled() && getVisibleRows() <= 0 && getList().getOffsetHeight()
                                    - previousHeight >= Window.getClientHeight() * 0.6
                            // OR visible rows number is limited and there was a new page rendered excepting the first page
                            // since two pages may be displayed if the list is rendered first time
                            || isLazyRenderingEnabled() && getVisibleRows() > 0
                                    && getItemCount() - previouslyRenderedRows > 0
                                    && (getItemCount() - previouslyRenderedRows) % getVisibleRows() == 0
                                    && (getItemCount() - previouslyRenderedRows) / getVisibleRows() != 1);
}

From source file:gov.nih.nci.ncicb.tcgaportal.level4.gwt.anomalysearch.client.results.ModeController.java

protected void hookupCopyToFilterListener(final ResultsPanelCanCopyToFilter resultsPanel) {
    resultsPanel.addCopyToFilterClickListener(new ClickListener() {
        public void onClick(Widget sender) {
            String list = resultsPanel.getResultsTable().makeListFromCheckedRows();
            if (list != null && list.length() > 0) {
                if (resultsPanel.getListBy() == FilterSpecifier.ListBy.Genes) {
                    filterPanel.addToGeneList(list);
                } else if (resultsPanel.getListBy() == FilterSpecifier.ListBy.Patients) {
                    filterPanel.addToPatientList(list);
                }/*w  ww  . ja v a 2  s .com*/
                addToFilterPopup.setPopupPosition(sender.getAbsoluteLeft(), sender.getAbsoluteTop() - 15);
                addToFilterPopup.show();
                Timer hideTimer = new Timer() {
                    public void run() {
                        addToFilterPopup.hide();
                    }
                };
                hideTimer.schedule(2000);
            }
        }
    });
}

From source file:gov.nih.nci.ncicb.tcgaportal.level4.gwt.anomalysearch.client.results.ModeControllerPathway.java

private void createTabForPathway(SinglePathwayResults pathwayResult) {
    final PathwayDiagramPanel panel = new PathwayDiagramPanel(pathwayResult, this);
    panel.addCopyToFilterClickListener(new ClickListener() {
        public void onClick(Widget sender) {
            String list = panel.makeListFromCheckedRows();
            addToElementList(list);// w  w w.  j a  v a  2 s  .  co  m
            addToFilterPopup.setPopupPosition(sender.getAbsoluteLeft(), sender.getAbsoluteTop() - 15);
            addToFilterPopup.show();
            Timer hideTimer = new Timer() {
                public void run() {
                    addToFilterPopup.hide();
                }
            };
            hideTimer.schedule(2000);
        }
    });
    tabPanel.addOrReplaceTab(panel, getModeColorSchemeClass());
}

From source file:gov.nih.nci.ncicb.tcgaportal.level4.gwt.anomalysearch.client.util.TooltipListener.java

License:Open Source License

public void onMouseEnter(final Widget sender) {
    //if instance already visible, do nothing
    if (tooltip != null && tooltip.isVisible()) {
        return;/*from  w  w  w .  j a v  a  2  s .  c  o  m*/
    }

    mouseIsOnLink = true;
    int delay = (DELAYBEFORESHOW < 0 ? 0 : DELAYBEFORESHOW);
    Timer t = new Timer() {
        public void run() {
            if (mouseIsOnLink && (tooltip == null || !tooltip.isVisible())) { //in case onMouseEnter is called twice, will only create tooltip once
                tooltip = new Tooltip(sender.getAbsoluteLeft() + DEFAULT_OFFSET_X,
                        sender.getAbsoluteTop() + DEFAULT_OFFSET_Y, text, styleName);
                tooltip.show();
            }
        }
    };
    t.schedule(delay);
}

From source file:gwt.material.design.components.client.utils.helper.UiHelper.java

License:Apache License

public static int calculateSpaceToBottom(Widget widget) {
    return Window.getClientHeight() - widget.getAbsoluteTop() - widget.getOffsetHeight();
}

From source file:ilarkesto.gwt.client.TooltipPopup.java

License:Open Source License

/**
 * Creates a new Tool Tip with the default show delay and no auto hiding
 * //  w  w w. j a va 2 s  .  co  m
 * @param sender The widget to create the tool tip for
 * @param relLeft The left offset from the &lt;code&gt;sender&lt;/code&gt;
 * @param relTop The top offset from the &lt;code&gt;sender&lt;/code&gt;
 * @param text The tool tip text to display
 * @param useRelTop If true, then use the relative top offset. If not, then just use the sender's offset
 *            height.
 */
public TooltipPopup(Widget sender, int relLeft, int relTop, final Widget contents, boolean useRelTop) {
    super(true);

    this.showTimer = null;
    this.hideTimer = null;

    add(contents);

    int left = getPageScrollLeft() + sender.getAbsoluteLeft() + relLeft;
    int top = getPageScrollTop() + sender.getAbsoluteTop();

    if (useRelTop) {
        top += relTop;
    } else {
        top += sender.getOffsetHeight() + 1;
    }

    setAutoHideEnabled(true);
    setPopupPosition(left, top);
    addStyleName("Tooltip");
}

From source file:io.apiman.manager.ui.client.local.pages.common.PolicyList.java

License:Apache License

/**
 * Called when the user drags a policy./*from  w  ww .  java 2s. c o m*/
 * @param event
 * @param row
 */
protected void onDragging(MouseEvent<?> event, PolicyRow row) {
    row.getElement().getStyle().setTop(event.getClientY() - 20, Unit.PX);

    Widget w = getHoverWidget(event, row);
    if (w == null) {
        Widget firstRow = getWidget(0);
        Widget lastRow = getWidget(getWidgetCount() - 1);
        int top = firstRow.getAbsoluteTop();
        int y = event.getClientY();
        if (y <= top) {
            w = firstRow;
        } else {
            w = lastRow;
        }
    }
    if (w != dropHolder) {
        int index = getWidgetIndex(w);
        remove(dropHolder);
        insert(dropHolder, index);
    }
}

From source file:io.apiman.manager.ui.client.local.pages.common.PolicyList.java

License:Apache License

/**
 * Figures out which widget in the list is being hovered over (using
 * only the Y coordinate of the event./*from   w  w  w .j a  v a 2  s.  co  m*/
 * @param event
 * @param dragRow
 */
private Widget getHoverWidget(MouseEvent<?> event, PolicyRow dragRow) {
    int y = event.getClientY();
    for (int i = 0; i < getWidgetCount(); i++) {
        Widget widget = getWidget(i);
        if (widget == dragRow) {
            continue;
        }
        int widgetTop = widget.getAbsoluteTop();
        int widgetBottom = widgetTop + widget.getOffsetHeight();
        if (y >= widgetTop && y <= widgetBottom) {
            return widget;
        }
    }
    return null;
}

From source file:net.s17fabu.vip.gwt.showcase.client.content.popups.CwBasicPopup.java

License:Apache License

/**
 * Initialize this example./*from w  w w . j  ava2 s  .co  m*/
 */
@Override
public Widget onInitialize() {
    // Create a basic popup widget
    final DecoratedPopupPanel simplePopup = new DecoratedPopupPanel(true);
    simplePopup.ensureDebugId("cwBasicPopup-simplePopup");
    simplePopup.setWidth("150px");
    simplePopup.setWidget(new HTML(constants.cwBasicPopupClickOutsideInstructions()));

    // Create a button to show the popup
    Button openButton = new Button(constants.cwBasicPopupShowButton(), new ClickHandler() {
        public void onClick(ClickEvent event) {
            // Reposition the popup relative to the button
            Widget source = (Widget) event.getSource();
            int left = source.getAbsoluteLeft() + 10;
            int top = source.getAbsoluteTop() + 10;
            simplePopup.setPopupPosition(left, top);

            // Show the popup
            simplePopup.show();
        }
    });

    // Create a popup to show the full size image
    Image jimmyFull = Showcase.images.jimmy().createImage();
    final PopupPanel imagePopup = new PopupPanel(true);
    imagePopup.setAnimationEnabled(true);
    imagePopup.ensureDebugId("cwBasicPopup-imagePopup");
    imagePopup.setWidget(jimmyFull);
    jimmyFull.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
            imagePopup.hide();
        }
    });

    // Add an image thumbnail
    Image jimmyThumb = Showcase.images.jimmyThumb().createImage();
    jimmyThumb.ensureDebugId("cwBasicPopup-thumb");
    jimmyThumb.addStyleName("cw-BasicPopup-thumb");
    jimmyThumb.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
            imagePopup.center();
        }
    });

    // Add the widgets to a panel
    VerticalPanel vPanel = new VerticalPanel();
    vPanel.setSpacing(5);
    vPanel.add(openButton);
    vPanel.add(new HTML("<br><br><br>" + constants.cwBasicPopupInstructions()));
    vPanel.add(jimmyThumb);

    // Return the panel
    return vPanel;
}