Examples with Widget com.google.gwt.user.client.ui.Widget used on opensource projects

Example 81 with Widget

use of com.google.gwt.user.client.ui.Widget in project gwt-material by GwtMaterialDesign.

the class MaterialCollection method setActive.

@Override
public void setActive(int index, boolean value) {
    this.index = index;
    Widget activeWidget = getActive();
    if (activeWidget != null) {
        if (index <= getWidgetCount()) {
            if (index != 0) {
                clearActiveClass(this);
                if (activeWidget instanceof MaterialCollectionItem) {
                    ((MaterialCollectionItem) activeWidget).setActive(value);
                }
            } else {
                throw new IllegalArgumentException("The active index must be a one-base index to mark as active.");
            }
        }
    }
}

Example 82 with Widget

use of com.google.gwt.user.client.ui.Widget in project gwt-material by GwtMaterialDesign.

the class MaterialCollectionItem method onLoad.

@Override
protected void onLoad() {
    super.onLoad();
    HandlerRegistration handlerRegistration = addClickHandler(event -> {
        // been clicked to avoid duplicate events.
        if (Element.as(event.getNativeEvent().getEventTarget()) != getElement()) {
            if (getType() == CollectionType.CHECKBOX) {
                event.stopPropagation();
                event.preventDefault();
            }
        }
        for (Widget w : MaterialCollectionItem.this) {
            if (w instanceof MaterialCollectionSecondary) {
                for (Widget a : (MaterialCollectionSecondary) w) {
                    if (a instanceof HasValue) {
                        try {
                            @SuppressWarnings("unchecked") HasValue<Boolean> cb = (HasValue<Boolean>) a;
                            if (cb.getValue()) {
                                cb.setValue(false);
                            } else {
                                cb.setValue(true);
                            }
                        } catch (ClassCastException ex) {
                        // Ignore non-boolean has value handlers.
                        }
                    }
                }
            }
        }
    });
    registerHandler(handlerRegistration);
    JsMaterialElement.initDismissableCollection();
}

Example 83 with Widget

use of com.google.gwt.user.client.ui.Widget in project gwt-material by GwtMaterialDesign.

the class MaterialDropDown method registerDropdownItemHandlers.

protected void registerDropdownItemHandlers() {
    getChildren().forEach(widget -> {
        if (widget instanceof ListItem) {
            ListItem item = (ListItem) widget;
            if (item.getWidgetCount() > 0) {
                if (item.getWidget(0) instanceof MaterialWidget) {
                    MaterialWidget child = (MaterialWidget) item.getWidget(0);
                    registerHandler(child.addDomHandler(event -> {
                        SelectionEvent.fire(MaterialDropDown.this, child);
                    }, ClickEvent.getType()));
                }
            }
        }
    });
}

Example 84 with Widget

use of com.google.gwt.user.client.ui.Widget in project gwt-material by GwtMaterialDesign.

the class MaterialDropDown method load.

@Override
public void load() {
    Widget parent = getParent();
    if (parent instanceof HasActivates) {
        String uid = DOM.createUniqueId();
        ((HasActivates) parent).setActivates(uid);
        setId(uid);
        activatorElement = parent.getElement();
    } else if (activatorElement == null) {
        activatorElement = DOMHelper.getElementByAttribute("data-activates", activator);
        if (activatorElement == null) {
            GWT.log("There is no activator element with id: '" + activator + "' in the DOM, " + "cannot instantiate MaterialDropDown without a data-activates.", new IllegalStateException());
        }
    }
    $(activatorElement).dropdown(options);
}

Example 85 with Widget

use of com.google.gwt.user.client.ui.Widget in project gwt-material by GwtMaterialDesign.

the class MaterialCollapsibleBody method add.

@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);
}