Examples of ae.java.awt.peer.ChoicePeer

ae.java.awt.peer.ChoicePeer
The peer interfaces are intended only for use in porting the AWT. They are not intended for use by application developers, and developers should not implement peers nor invoke any of the peer methods directly on the peer instances.

        if (item == null) {
            throw new
                NullPointerException("cannot add null item to Choice");
        }
        pItems.insertElementAt(item, index);
        ChoicePeer peer = (ChoicePeer)this.peer;
        if (peer != null) {
            peer.addItem(item, index);
        }
        // no selection or selection shifted up
        if (selectedIndex < 0 || selectedIndex >= index) {
            select(0);
        }

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     * own synchronization before invoking this method.
     * @param      position   the position of the item
     */
    private void removeNoInvalidate(int position) {
        pItems.removeElementAt(position);
        ChoicePeer peer = (ChoicePeer)this.peer;
        if (peer != null) {
            peer.remove(position);
        }
        /* Adjust selectedIndex if selected item was removed. */
        if (pItems.size() == 0) {
            selectedIndex = -1;
        } else if (selectedIndex == position) {

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        if ((pos >= pItems.size()) || (pos < 0)) {
            throw new IllegalArgumentException("illegal Choice item position: " + pos);
        }
        if (pItems.size() > 0) {
            selectedIndex = pos;
            ChoicePeer peer = (ChoicePeer)this.peer;
            if (peer != null) {
                peer.select(pos);
            }
        }
    }

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Related Classes of ae.java.awt.peer.ChoicePeer

ae.java.awt.Choice

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