下面列出了怎么用java.awt.peer.ChoicePeer的API类实例代码及写法，或者点击链接到github查看源代码。
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this {@code Choice},
* but does not invalidate the {@code Choice}.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* {@code null}
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the {@code Choice} at the
* specified position, but does not invalidate the {@code Choice}.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this {@code Choice},
* but does not invalidate the {@code Choice}.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* {@code null}
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the {@code Choice} at the
* specified position, but does not invalidate the {@code Choice}.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}
/**
* Inserts an item to this <code>Choice</code>,
* but does not invalidate the <code>Choice</code>.
* Client methods must provide their own synchronization before
* invoking this method.
* @param item the item to be added
* @param index the new item position
* @exception NullPointerException if the item's value is equal to
* <code>null</code>
*/
private void insertNoInvalidate(String item, int index) {
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.add(item, index);
}
// no selection or selection shifted up
if (selectedIndex < 0 || selectedIndex >= index) {
select(0);
}
}
/**
* Removes an item from the <code>Choice</code> at the
* specified position, but does not invalidate the <code>Choice</code>.
* Client methods must provide their
* 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) {
select(0);
} else if (selectedIndex > position) {
select(selectedIndex-1);
}
}