Package com.vaadin.shared.ui.gridlayout.GridLayoutState

Examples of com.vaadin.shared.ui.gridlayout.GridLayoutState.ChildComponentData

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        final Iterator<Component> i = components.iterator();
        final Map<Connector, ChildComponentData> childDataMap = getState().childData;
        int index = 0;
        boolean done = false;
        while (!done && i.hasNext()) {
            final ChildComponentData existingArea = childDataMap.get(i.next());
            if ((existingArea.row1 >= row1 && existingArea.column1 > column1)
                    || existingArea.row1 > row1) {
                components.add(index, component);
                done = true;
            }
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    public void removeComponent(int column, int row) {

        // Finds the area
        for (final Iterator<Component> i = components.iterator(); i.hasNext();) {
            final Component component = i.next();
            final ChildComponentData childData = getState().childData
                    .get(component);
            if (childData.column1 == column && childData.row1 == row) {
                removeComponent(component);
                return;
            }
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     * @see com.vaadin.ui.Layout.AlignmentHandler#getComponentAlignment(com
     * .vaadin.ui.Component)
     */
    @Override
    public Alignment getComponentAlignment(Component childComponent) {
        ChildComponentData childComponentData = getState().childData
                .get(childComponent);
        if (childComponentData == null) {
            throw new IllegalArgumentException(
                    "The given component is not a child of this layout");
        } else {
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    /* Documented in superclass */
    @Override
    public void replaceComponent(Component oldComponent, Component newComponent) {

        // Gets the locations
        ChildComponentData oldLocation = getState().childData.get(oldComponent);
        ChildComponentData newLocation = getState().childData.get(newComponent);

        if (oldLocation == null) {
            addComponent(newComponent);
        } else if (newLocation == null) {
            removeComponent(oldComponent);
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    }

    @Override
    public void setComponentAlignment(Component childComponent,
            Alignment alignment) {
        ChildComponentData childComponentData = getState().childData
                .get(childComponent);
        if (childComponentData == null) {
            throw new IllegalArgumentException(
                    "Component must be added to layout before using setComponentAlignment()");
        } else {
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     * @return Component in given cell or null if empty
     */
    public Component getComponent(int x, int y) {
        for (Entry<Connector, ChildComponentData> entry : getState().childData
                .entrySet()) {
            ChildComponentData childData = entry.getValue();
            if (childData.column1 <= x && x <= childData.column2
                    && childData.row1 <= y && y <= childData.row2) {
                return (Component) entry.getKey();
            }
        }
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     *            the component whose area information is requested.
     * @return an Area object that contains information how component is laid in
     *         the grid
     */
    public Area getComponentArea(Component component) {
        ChildComponentData childComponentData = getState().childData
                .get(component);
        if (childComponentData == null) {
            return null;
        } else {
            return new Area(childComponentData, component);
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         *            topmost row has index 0.
         */
        public Area(Component component, int column1, int row1, int column2,
                int row2) {
            this.component = component;
            childData = new ChildComponentData();
            childData.alignment = getDefaultComponentAlignment().getBitMask();
            childData.column1 = column1;
            childData.row1 = row1;
            childData.column2 = column2;
            childData.row2 = row2;
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        final Iterator<Component> i = components.iterator();
        final Map<Connector, ChildComponentData> childDataMap = getState().childData;
        int index = 0;
        boolean done = false;
        while (!done && i.hasNext()) {
            final ChildComponentData existingArea = childDataMap.get(i.next());
            if ((existingArea.row1 >= row1 && existingArea.column1 > column1)
                    || existingArea.row1 > row1) {
                components.add(index, component);
                done = true;
            }
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    public void removeComponent(int column, int row) {

        // Finds the area
        for (final Iterator<Component> i = components.iterator(); i.hasNext();) {
            final Component component = i.next();
            final ChildComponentData childData = getState().childData
                    .get(component);
            if (childData.column1 == column && childData.row1 == row) {
                removeComponent(component);
                return;
            }
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Related Classes of com.vaadin.shared.ui.gridlayout.GridLayoutState.ChildComponentData

  • com.vaadin.client.ui.gridlayout.GridLayoutConnector
  • com.vaadin.ui.GridLayout
  • com.vaadin.ui.GridLayout$Area
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