Example usage for com.vaadin.ui Component getParent

Introduction

In this page you can find the example usage for com.vaadin.ui Component getParent.

Prototype

@Override
public HasComponents getParent();

Source Link

Document

Gets the parent component of the component.

Usage

From source file:org.vaadin.addons.portallayout.portal.PortalBase.java

License:Apache License

/**
 * Removes a {@link Portlet} from current layout.
 * //www. j  a v  a  2 s .c om
 * @param portlet
 *            {@link Portlet} to be removed.
 */
public void removePortlet(Portlet portlet) {
    Component portletContent = portlet.getParent();
    getState().portlets().remove(portlet);
    if (portletContent.getParent() == this) {
        portletContent.setParent(null);
    }
}

From source file:org.vaadin.alump.gridstack.GridStackLayout.java

License:Apache License

@Override
public void replaceComponent(Component oldComponent, Component newComponent) {
    if (oldComponent == newComponent) {
        return;/*from ww w .j  a va  2 s  .c o  m*/
    }
    if (oldComponent.getParent() != this) {
        throw new IllegalArgumentException("Replacable component not child of this layout");
    }
    GridStackChildOptions oldOptions = getState(false).childOptions.get(oldComponent);
    removeComponent(oldComponent);

    if (newComponent.getParent() == this) {
        removeComponent(newComponent);
    }
    addComponent(newComponent, oldOptions.x, oldOptions.y, oldOptions.width, oldOptions.height);
}

From source file:org.vaadin.alump.gridstack.GridStackLayout.java

License:Apache License

protected GridStackChildOptions getComponentOptions(Component child, boolean modify, boolean throwIfMissing) {
    if (child == null || child.getParent() != this) {
        throw new IllegalArgumentException("Given component is not child of this layout");
    }//from   w w  w  .j  a  v  a 2s  . c o  m
    GridStackChildOptions opt = getState(modify).childOptions.get(child);
    if (opt == null) {
        throw new IllegalStateException("Missing child options");
    }
    return opt;
}

From source file:org.vaadin.alump.masonry.DnDMasonryLayout.java

License:Apache License

/**
 * Get DragAndDropWrapper for given component
 * @param component Component added to this DndMasonryLayout
 * @return Wrapper of component or null if not set yet, or if component is not under this layout
 *///from   w  ww  .j ava2  s . c  o  m
protected DragAndDropWrapper getComponentDnDWrapper(Component component) {
    if (!(component.getParent() instanceof DragAndDropWrapper)) {
        return null;
    }
    DragAndDropWrapper wrapper = (DragAndDropWrapper) component.getParent();
    if (wrapper.getParent() != this) {
        return null;
    }
    return wrapper;
}

From source file:org.vaadin.alump.masonry.MasonryLayout.java

License:Apache License

@Override
public void replaceComponent(Component oldComponent, Component newComponent) {

    if (oldComponent.getParent() != this) {
        throw new IllegalArgumentException("Old component has different parent");
    }//from ww w.j ava  2  s. c  o m

    if (oldComponent == newComponent) {
        return;
    }

    if (newComponent.getParent() == this) {
        removeComponent(newComponent);
    }

    int oldIndex = components.indexOf(oldComponent);
    removeComponent(oldComponent);
    addComponent(newComponent, oldIndex);
}

From source file:org.vaadin.alump.masonry.MasonryLayout.java

License:Apache License

/**
 * Add component to given index//w w w  . j a  va 2  s  .c  om
 * @param component Component added
 * @param index Index where component is added
 */
public void addComponent(Component component, int index) {

    if (component.getParent() == this) {
        int currentIndex = components.indexOf(component);
        if (currentIndex == index) {
            return;
        }
        removeComponent(component);
        if (index < components.size()) {
            components.add(index, component);
        } else {
            components.add(component);
        }
    } else {
        components.add(component);
    }

    try {
        super.addComponent(component);
        markAsDirty();
    } catch (IllegalArgumentException e) {
        components.remove(component);
        throw e;
    }
}

From source file:org.vaadin.alump.masonry.MasonryLayout.java

License:Apache License

/**
 * Add component with style name added to wrapping element to given index
 * @param component Component added// w w  w  .j av  a 2  s  .  com
 * @param wrapperStyleName Style name added to wrapping element, or null if no extra style names. Can be eq. used to have
 *                    double wide items. To update this you need to re add component.
 * @param index Index where component is added
 */
public void addComponent(Component component, String wrapperStyleName, int index) {
    // Correct index if already child of this layout
    int indexCorrection = 0;
    if (component.getParent() == this) {
        if (components.indexOf(component) < index) {
            indexCorrection = -1;
        }
    }

    addComponent(component, index + indexCorrection);

    if (wrapperStyleName != null) {
        getState().itemStyleNames.put(component, wrapperStyleName);
    } else {
        getState().itemStyleNames.remove(component);
    }
}

From source file:org.vaadin.alump.masonry.MasonryLayout.java

License:Apache License

/**
 * Add component before given component//from www .j  av  a2 s  . co m
 * @param added Component added
 * @param wrapperStyleName Wrapper style name of component
 * @param before Component will be added before this component
 */
public void addComponentBefore(Component added, String wrapperStyleName, Component before) {
    if (before.getParent() != this) {
        throw new IllegalArgumentException("Given target component is not child of this MasonryLayout");
    }
    if (added == before) {
        return;
    }
    addComponent(added, wrapperStyleName, components.indexOf(before));
}

From source file:org.vaadin.alump.masonry.MasonryLayout.java

License:Apache License

/**
 * Add component after given component/*from  w  ww .  j av a 2s . c om*/
 * @param added Component added
 * @param wrapperStyleName Wrapper stylename of component
 * @param after Component will be added after this component
 */
public void addComponentAfter(Component added, String wrapperStyleName, Component after) {
    if (after.getParent() != this) {
        throw new IllegalArgumentException("Given target component is not child of this MasonryLayout");
    }
    if (added == after) {
        return;
    }
    addComponent(added, wrapperStyleName, components.indexOf(after) + 1);
}

From source file:org.vaadin.alump.masonry.MasonryLayout.java

License:Apache License

/**
 * Get optional wrapper style name of component
 * @param component Component added earlier
 * @return Wrapper style name given for component, null if not defined
 *///from w ww. j  a v  a2  s  . c  om
public String getComponentWrapperStyleName(Component component) {
    if (component.getParent() != this) {
        throw new IllegalArgumentException("Given component is not child of this MasonryLayout");
    }
    return getState().itemStyleNames.get(component);
}