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

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

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Introduction

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

Prototype

public Widget getParent()

Source Link

Document

Gets this widget's parent panel.

Usage

From source file:com.haulmont.cuba.web.toolkit.ui.client.jqueryfileupload.JQueryFileUploadOverlay.java

License:Apache License

protected static Widget getWidgetTopParent(Widget widget) {
    Widget parent = widget.getParent();

    while (!(parent instanceof VWindow) && !(parent instanceof VUI) && !(parent instanceof VOverlay)) {
        parent = parent.getParent();/*from www .  j a va 2 s.  com*/
    }

    return parent;
}

From source file:com.haulmont.cuba.web.toolkit.ui.client.popupbutton.CubaPopupButtonConnector.java

License:Apache License

@Override
public void onPreviewNativeEvent(Event.NativePreviewEvent event) {
    NativeEvent nativeEvent = event.getNativeEvent();
    if (getWidget().getPopup().isVisible()) {
        Element target = Element.as(nativeEvent.getEventTarget());
        if (getWidget().popupHasChild(target)) {
            if (event.getTypeInt() == Event.ONKEYDOWN
                    && (nativeEvent.getKeyCode() == KeyCodes.KEY_ESCAPE
                            || nativeEvent.getKeyCode() == KeyCodes.KEY_TAB && isLastChild(target))
                    && !nativeEvent.getAltKey() && !nativeEvent.getCtrlKey() && !nativeEvent.getShiftKey()
                    && !nativeEvent.getMetaKey()) {
                event.cancel();//www.  j a  v a 2 s  . c  o m
                event.getNativeEvent().stopPropagation();
                event.getNativeEvent().preventDefault();
                Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() {
                    @Override
                    public void execute() {
                        getWidget().hidePopup();

                        rpc.setPopupVisible(false);
                        getWidget().setFocus(true);
                    }
                });

                return;
            }
        }
    }

    super.onPreviewNativeEvent(event);

    if (isEnabled()) {
        Element target = Element.as(nativeEvent.getEventTarget());
        switch (event.getTypeInt()) {
        case Event.ONCLICK:
            if (getState().autoClose && getWidget().popupHasChild(target)) {
                Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() {
                    @Override
                    public void execute() {
                        getWidget().hidePopup();

                        // update state on server
                        rpc.setPopupVisible(false);
                    }
                });
            }
            break;

        case Event.ONKEYDOWN:
            if (!getState().customLayout && getWidget().popupHasChild(target)) {
                Widget widget = WidgetUtil.findWidget(target, null);
                if (widget instanceof VButton || widget instanceof VUpload
                        || widget instanceof CubaFileUploadWidget) {
                    Widget widgetParent = widget.getParent();
                    if (widgetParent.getParent() instanceof VUpload) {
                        VUpload upload = (VUpload) widgetParent.getParent();
                        widgetParent = upload.getParent(); //upload parent is Slot
                    } else if (widgetParent.getParent() instanceof CubaFileUploadWidget) {
                        CubaFileUploadWidget upload = (CubaFileUploadWidget) widgetParent.getParent();
                        widgetParent = upload.getParent(); //upload parent is Slot
                    }

                    VAbstractOrderedLayout layout = (VAbstractOrderedLayout) widgetParent.getParent();
                    Widget focusWidget = null;

                    int widgetIndex = layout.getWidgetIndex(widgetParent);
                    if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_DOWN) {
                        focusWidget = Tools.findNextWidget(layout, widgetIndex);
                    } else if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_UP) {
                        focusWidget = Tools.findPrevWidget(layout, widgetIndex);
                    }

                    if (focusWidget instanceof VButton || focusWidget instanceof CubaFileUploadWidget
                            || focusWidget instanceof VUpload) {
                        VButton button;
                        if (focusWidget instanceof VButton) {
                            button = (VButton) focusWidget;
                        } else if (focusWidget instanceof CubaFileUploadWidget) {
                            button = ((CubaFileUploadWidget) focusWidget).getSubmitButton();
                        } else {
                            button = ((VUpload) focusWidget).submitButton;
                        }
                        getWidget().childWidgetFocused(button);
                        button.setFocus(true);
                    }
                }
            }
            break;

        case Event.ONMOUSEOVER:
            if (!getState().customLayout && getWidget().popupHasChild(target)) {
                Widget widget = WidgetUtil.findWidget(target, null);
                if ((widget instanceof VButton || widget instanceof VUpload
                        || widget instanceof CubaFileUploadWidget)) {

                    VButton button;
                    if (widget instanceof VButton) {
                        button = (VButton) widget;
                    } else if (widget instanceof CubaFileUploadWidget) {
                        button = ((CubaFileUploadWidget) widget).getSubmitButton();
                    } else {
                        button = ((VUpload) widget).submitButton;
                    }
                    if (!button.getStyleName().contains(SELECTED_ITEM_STYLE)) {
                        getWidget().childWidgetFocused(button);
                        button.setFocus(true);
                    }
                }
            }
            break;
        }
    }
}

From source file:com.haulmont.cuba.web.toolkit.ui.client.popupbutton.CubaPopupButtonConnector.java

License:Apache License

private boolean isLastChild(Element target) {
    Widget widget = WidgetUtil.findWidget(target, null);
    Widget widgetParent = widget.getParent();
    VAbstractOrderedLayout layout = (VAbstractOrderedLayout) widgetParent.getParent();
    int widgetIndex = layout.getWidgetIndex(widgetParent);
    return widgetIndex == layout.getWidgetCount() - 1;
}

From source file:com.haulmont.cuba.web.toolkit.ui.client.Tools.java

License:Apache License

protected static VOverlay createContextMenu() {
    return new TableOverlay() {
        @Override/* w  ww.j  av  a  2 s .  co  m*/
        protected void onDetach() {
            super.onDetach();
        }

        @Override
        protected void onPreviewNativeEvent(Event.NativePreviewEvent event) {
            super.onPreviewNativeEvent(event);
            NativeEvent nativeEvent = event.getNativeEvent();
            Element target = Element.as(nativeEvent.getEventTarget());

            if (Event.ONKEYDOWN == event.getTypeInt()) {
                if (KeyCodes.KEY_ESCAPE == event.getNativeEvent().getKeyCode()) {
                    event.cancel();
                    event.getNativeEvent().stopPropagation();
                    event.getNativeEvent().preventDefault();
                    hide();
                } else {
                    VAbstractOrderedLayout verticalLayout = ((VVerticalLayout) getWidget());
                    Widget widget = WidgetUtil.findWidget(target, null);
                    if (isLayoutChild(verticalLayout, widget)) {
                        Widget widgetParent = widget.getParent();
                        VAbstractOrderedLayout layout = (VAbstractOrderedLayout) widgetParent.getParent();

                        Widget focusWidget = null;
                        int widgetIndex = layout.getWidgetIndex(widgetParent);
                        if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_DOWN) {
                            focusWidget = Tools.findNextWidget(layout, widgetIndex);
                        } else if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_UP) {
                            focusWidget = Tools.findPrevWidget(layout, widgetIndex);
                        }

                        if (focusWidget instanceof VButton) {
                            VButton button = (VButton) focusWidget;
                            focusSelectedItem(widgetParent.getParent(), button);
                            button.setFocus(true);
                        }
                    }
                }
            } else if (Event.ONMOUSEOVER == event.getTypeInt()) {
                VAbstractOrderedLayout verticalLayout = ((VAbstractOrderedLayout) getWidget());
                Widget widget = WidgetUtil.findWidget(target, null);
                if (isLayoutChild(verticalLayout, widget)) {
                    if (widget instanceof VButton) {
                        VButton button = (VButton) widget;
                        Widget widgetParent = button.getParent();
                        if (!button.getStyleName().contains(SELECTED_ITEM_STYLE)) {
                            focusSelectedItem(widgetParent.getParent(), button);
                            button.setFocus(true);
                        }
                    }
                }
            }
        }
    };
}

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.ui.accordion.VDDAccordion.java

License:Apache License

private boolean removeSpacer(Widget spacer) {
    // Validate.//w ww.ja  v a 2s.  c  om
    if (spacer.getParent() != this) {
        return false;
    }
    // Orphan.
    try {
        orphan(spacer);
    } finally {
        // Physical detach.
        Element elem = spacer.getElement();
        DOM.getParent(elem).removeChild(elem);

        // We don't remove the spacer from the children otherwise we mess
        // the accordion logic.
    }
    return true;
}

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.ui.tabsheet.VDDTabSheet.java

License:Apache License

@Override
public int getTabPosition(Widget tab) {
    if (tab instanceof TabCaption) {
        tab = tab.getParent();
    }/*w ww .  j a va 2  s .  c o m*/
    return tabBar.getWidgetIndex(tab);
}

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.ui.VDragDropUtil.java

License:Apache License

public static Widget getTransferableWidget(Widget w) {

    if (isCaption(w)) {
        // Dragging caption means dragging component the caption belongs to
        Widget owner = null;/*from w w  w .j a  v a 2 s  .c o  m*/
        if (w instanceof TabCaption) {
            TabCaption caption = (TabCaption) w;
            owner = caption.getTab().getTabsheet();
        }
        if (w instanceof VCaption) {
            ComponentConnector ownerConnector = ((VCaption) w).getOwner();
            owner = ownerConnector == null ? null : ownerConnector.getWidget();
        } else if (w instanceof VFormLayout.Caption) {
            ComponentConnector ownerConnector = ((VFormLayout.Caption) w).getOwner();
            owner = ownerConnector == null ? null : ownerConnector.getWidget();
        }
        if (owner != null) {
            w = owner;
        }
    } else {
        // Ensure we are dealing with a Vaadin component
        ComponentConnector connector = Util.findConnectorFor(w);
        while (connector == null) {
            w = w.getParent();
            connector = Util.findConnectorFor(w);
        }
    }

    return w;
}

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.ui.VLayoutDragDropMouseHandler.java

License:Apache License

/**
 * Initiates the drag only on the first move event
 *
 * @param originalEvent/*from   w  ww  .  ja v  a  2 s  .  c  om*/
 *            the original Mouse Down event. Only events on elements are
 *            passed in here (Element.as() is safe without check here)
 */
protected void initiateDragOnMove(final NativeEvent originalEvent) {
    EventTarget eventTarget = originalEvent.getEventTarget();

    boolean stopEventPropagation = false;

    Element targetElement = Element.as(eventTarget);
    Widget target = WidgetUtil.findWidget(targetElement, null);
    Widget targetParent = target.getParent();

    // Stop event propagation and prevent default behaviour if
    // - target is *not* a VTabsheet.TabCaption or
    // - drag mode is caption mode and widget is caption
    boolean isTabCaption = targetParent instanceof VTabsheet.TabCaption;
    boolean isCaption = VDragDropUtil.isCaptionOrCaptionless(targetParent);

    if (dragMode == LayoutDragMode.CLONE && isTabCaption == false) {

        stopEventPropagation = true;

        // overwrite stopEventPropagation flag again if
        // - root implements VHasDragFilter but
        // - target is not part of its drag filter and
        // - target is not a GWT Label based widget
        if (root instanceof VHasDragFilter) {
            if (((VHasDragFilter) root).getDragFilter().isDraggable(target) == false
                    && (target instanceof LabelBase) == false) {
                stopEventPropagation = false;
            }
        }

        if (root instanceof VHasGrabFilter) {
            VGrabFilter grabFilter = ((VHasGrabFilter) root).getGrabFilter();
            if (grabFilter != null && !grabFilter.canBeGrabbed(root, target)) {
                return;
            }
        }
    }

    if (dragMode == LayoutDragMode.CAPTION && isCaption) {
        stopEventPropagation = true;
    }

    if (isElementNotDraggable(targetElement)) {
        stopEventPropagation = false;
    }

    if (stopEventPropagation) {
        originalEvent.stopPropagation();
        originalEvent.preventDefault();

        // Manually focus as preventDefault() will also cancel focus
        targetElement.focus();
    }

    mouseDownHandlerReg = Event.addNativePreviewHandler(new NativePreviewHandler() {

        @Override
        public void onPreviewNativeEvent(NativePreviewEvent event) {
            int type = event.getTypeInt();
            if (type == Event.ONMOUSEUP || type == Event.ONTOUCHCANCEL || type == Event.ONTOUCHEND) {
                mouseDownHandlerReg.removeHandler();
                mouseDownHandlerReg = null;

            } else if (type == Event.ONMOUSEMOVE || type == Event.ONTOUCHMOVE) {
                mouseDownHandlerReg.removeHandler();
                mouseDownHandlerReg = null;
                initiateDrag(originalEvent);
            }
        }
    });
}

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.VDragFilter.java

License:Apache License

private ComponentConnector findConnectorForAccordionCaption(Widget widget) {
    StackItem parent = (StackItem) widget.getParent();
    return Util.findConnectorFor(parent.getChildWidget());
}

From source file:com.haulmont.cuba.web.widgets.client.addons.dragdroplayouts.VDragFilter.java

License:Apache License

private boolean isCaptionForAccordion(Widget widget) {
    if (widget == null) {
        return false;
    }/*from   www. j  a  v a 2  s . c o m*/
    if (!(widget instanceof VCaption)) {
        return false;
    }
    Widget parent = widget.getParent();
    return parent instanceof StackItem;
}