Examples with LayoutBoundTransferable com.haulmont.cuba.web.widgets.addons.dragdroplayouts.events.LayoutBoundTransferable used on opensource projects

Example 11 with LayoutBoundTransferable

use of com.haulmont.cuba.web.widgets.addons.dragdroplayouts.events.LayoutBoundTransferable in project cuba by cuba-platform.

the class DefaultHorizontalLayoutDropHandler method handleComponentReordering.

/**
 * Called when a component changed location within the layout
 *
 * @param event
 *            The drag and drop event
 */
@Override
protected void handleComponentReordering(DragAndDropEvent event) {
    // Component re-ordering
    LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
    HorizontalLayoutTargetDetails details = (HorizontalLayoutTargetDetails) event.getTargetDetails();
    AbstractOrderedLayout layout = (AbstractOrderedLayout) details.getTarget();
    Component comp = transferable.getComponent();
    int idx = details.getOverIndex();
    int oldIndex = layout.getComponentIndex(comp);
    if (idx == oldIndex) {
        // Index did not change
        return;
    }
    // Detach
    layout.removeComponent(comp);
    // Account for detachment if new index is bigger then old index
    if (idx > oldIndex) {
        idx--;
    }
    // Increase index if component is dropped after or above a previous
    // component
    HorizontalDropLocation loc = details.getDropLocation();
    if (loc == HorizontalDropLocation.CENTER || loc == HorizontalDropLocation.RIGHT) {
        idx++;
    }
    // Add component
    if (idx >= 0) {
        layout.addComponent(comp, idx);
    } else {
        layout.addComponent(comp, 0);
    }
    // Add component alignment if given
    if (dropAlignment != null) {
        layout.setComponentAlignment(comp, dropAlignment);
    }
}

Example 12 with LayoutBoundTransferable

use of com.haulmont.cuba.web.widgets.addons.dragdroplayouts.events.LayoutBoundTransferable in project cuba by cuba-platform.

the class DDAccordion method getTransferable.

/**
 * {@inheritDoc}
 */
public Transferable getTransferable(Map<String, Object> rawVariables) {
    if (rawVariables.get("index") != null) {
        int index = Integer.parseInt(rawVariables.get("index").toString());
        Iterator<Component> iter = getComponentIterator();
        int counter = 0;
        Component c = null;
        while (iter.hasNext()) {
            c = iter.next();
            if (counter == index) {
                break;
            }
            counter++;
        }
        rawVariables.put("component", c);
    } else if (rawVariables.get("component") == null) {
        rawVariables.put("component", DDAccordion.this);
    }
    return new LayoutBoundTransferable(this, rawVariables);
}

Example 13 with LayoutBoundTransferable

use of com.haulmont.cuba.web.widgets.addons.dragdroplayouts.events.LayoutBoundTransferable in project cuba by cuba-platform.

the class DDTabSheet method getTransferable.

public Transferable getTransferable(Map<String, Object> rawVariables) {
    if (rawVariables.get(Constants.TRANSFERABLE_DETAIL_INDEX) != null) {
        // We dragged a tab, substitute component with tab content
        int index = Integer.parseInt(rawVariables.get(Constants.TRANSFERABLE_DETAIL_INDEX).toString());
        Iterator<Component> iter = getComponentIterator();
        int counter = 0;
        Component c = null;
        while (iter.hasNext()) {
            c = iter.next();
            if (counter == index) {
                break;
            }
            counter++;
        }
        rawVariables.put(Constants.TRANSFERABLE_DETAIL_COMPONENT, c);
    } else if (rawVariables.get("component") == null) {
        rawVariables.put(Constants.TRANSFERABLE_DETAIL_COMPONENT, DDTabSheet.this);
    }
    return new LayoutBoundTransferable(this, rawVariables);
}

Example 14 with LayoutBoundTransferable

use of com.haulmont.cuba.web.widgets.addons.dragdroplayouts.events.LayoutBoundTransferable in project cuba by cuba-platform.

the class DefaultAbsoluteLayoutDropHandler method handleDropFromLayout.

/**
 * Handle a drop from another layout
 *
 * @param event
 *            The drag and drop event
 */
@Override
protected void handleDropFromLayout(DragAndDropEvent event) {
    AbsoluteLayoutTargetDetails details = (AbsoluteLayoutTargetDetails) event.getTargetDetails();
    LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
    Component component = transferable.getComponent();
    Component source = event.getTransferable().getSourceComponent();
    DDAbsoluteLayout layout = (DDAbsoluteLayout) details.getTarget();
    int leftPixelPosition = details.getRelativeLeft();
    int topPixelPosition = details.getRelativeTop();
    // Check that we are not dragging an outer layout into an
    // inner
    // layout
    Component parent = source.getParent();
    while (parent != null) {
        parent = parent.getParent();
    }
    // remove component from source
    if (source instanceof ComponentContainer) {
        ((ComponentContainer) source).removeComponent(component);
    } else if (source instanceof SingleComponentContainer) {
        ((SingleComponentContainer) source).setContent(null);
    }
    // Add component to absolute layout
    layout.addComponent(component, "left:" + leftPixelPosition + "px;top:" + topPixelPosition + "px");
}

Example 15 with LayoutBoundTransferable

use of com.haulmont.cuba.web.widgets.addons.dragdroplayouts.events.LayoutBoundTransferable in project cuba by cuba-platform.

the class DefaultCssLayoutDropHandler method handleComponentReordering.

@Override
protected void handleComponentReordering(DragAndDropEvent event) {
    // Component re-ordering
    LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
    CssLayoutTargetDetails details = (CssLayoutTargetDetails) event.getTargetDetails();
    DDCssLayout layout = (DDCssLayout) details.getTarget();
    Component comp = transferable.getComponent();
    int idx = details.getOverIndex();
    // Detach from old source
    Component source = transferable.getSourceComponent();
    if (source instanceof ComponentContainer) {
        ((ComponentContainer) source).removeComponent(comp);
    } else if (source instanceof SingleComponentContainer) {
        ((SingleComponentContainer) source).setContent(null);
    }
    // Add component
    if (idx >= 0 && idx < layout.getComponentCount()) {
        layout.addComponent(comp, idx);
    } else {
        layout.addComponent(comp);
    }
}