org.fluentlenium.core.action.FluentJavascriptActionsImpl Maven / Gradle / Ivy

package org.fluentlenium.core.action;

import java.util.function.Supplier;
import org.fluentlenium.core.domain.FluentWebElement;
import org.fluentlenium.core.script.JavascriptControl;

/**
 * Javascript actions that can be used on a list or on a web element.
 * 
 * Underlying webDriver must support javascript to support those actions.
 *
 * @param  {@code this} object type to chain method calls
 */
public class FluentJavascriptActionsImpl implements FluentJavascriptActions {

    private final JavascriptControl javascript;
    private final Supplier element;
    private final T self;

    /**
     * Creates a new fluent javascript actions.
     *
     * @param self       object that will be returned by methods
     * @param javascript javascript control
     * @param element    Supplier of element on which execute the action
     */
    public FluentJavascriptActionsImpl(T self, JavascriptControl javascript, Supplier element) {
        this.self = self;
        this.javascript = javascript;
        this.element = element;
    }

    @Override
    public T scrollIntoView() {
        javascript.executeScript("arguments[0].scrollIntoView();", element.get().getElement());
        return self;
    }

    @Override
    public T scrollIntoView(boolean alignWithTop) {
        javascript.executeScript("arguments[0].scrollIntoView(arguments[1]);", element.get().getElement(), alignWithTop);
        return self;
    }

    @Override
    public T scrollToCenter() {
        int y = element.get().getElement().getLocation().getY();
        javascript.executeScript("window.scrollTo(0," + y + " - window.innerHeight / 2)", new Object[0]);
        return self;
    }

    @Override
    public T modifyAttribute(String attributeName, String attributeValue) {
        javascript.executeScript("arguments[0]." + attributeName + " = arguments[1]",
                element.get().getElement(), attributeValue);
        return self;
    }
}