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package javax.swing.plaf.metal; |
package javax.swing.plaf.metal; |
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import java.awt.event.ContainerListener; |
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import java.beans.PropertyChangeListener; |
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import javax.swing.JComponent; |
import javax.swing.JComponent; |
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import javax.swing.JToolBar; |
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import javax.swing.border.Border; |
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import javax.swing.plaf.ComponentUI; |
import javax.swing.plaf.ComponentUI; |
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import javax.swing.plaf.basic.BasicToolBarUI; |
import javax.swing.plaf.basic.BasicToolBarUI; |
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public class MetalToolBarUI |
/** |
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extends BasicToolBarUI |
* A UI delegate for the {@link JToolBar} component. |
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*/ |
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public class MetalToolBarUI extends BasicToolBarUI |
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{ |
{ |
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/** |
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* A listener (no longer used) that responds when components are added to or |
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* removed from the {@link JToolBar}. The required behaviour is now |
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* handled in the super class. |
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* |
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* @see MetalToolBarUI#createContainerListener() |
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*/ |
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protected class MetalContainerListener |
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extends BasicToolBarUI.ToolBarContListener |
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{ |
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/** |
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* Creates a new instance. |
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*/ |
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protected MetalContainerListener() |
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{ |
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// Nothing to do here. |
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} |
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} |
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// FIXME: maybe replace by a Map of instances when this becomes stateful |
/** |
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/** The shared UI instance for MetalToolBarUIs */ |
* A listener (no longer used) that responds to property change events in a |
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private static MetalToolBarUI instance = null; |
* {@link JToolBar} component. The required behaviour is now handled in the |
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* super class. |
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* |
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* @see MetalToolBarUI#createRolloverListener() |
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*/ |
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protected class MetalRolloverListener |
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extends BasicToolBarUI.PropertyListener |
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{ |
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/** |
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* Creates a new instance. |
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*/ |
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protected MetalRolloverListener() |
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{ |
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// Nothing to do here. |
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} |
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} |
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/** |
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* The container listener (an implementation specific field, according to the |
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* spec, and not used in GNU Classpath). |
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*/ |
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protected ContainerListener contListener; |
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/** |
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* The rollover listener (an implementation specific field, according to the |
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* spec, and not used in GNU Classpath). |
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*/ |
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protected PropertyChangeListener rolloverListener; |
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/** |
/** |
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* Constructs a new instance of MetalToolBarUI. |
* Creates a new instance of this UI delegate. |
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*/ |
*/ |
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public MetalToolBarUI() |
public MetalToolBarUI() |
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{ |
{ |
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} |
} |
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/** |
/** |
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* Returns an instance of MetalToolBarUI. |
* Returns a new instance of <code>MetalToolBarUI</code>. |
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* |
* |
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* @param component the component for which we return an UI instance |
* @param component the component for which we return an UI instance |
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* |
* |
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* @return an instance of MetalToolBarUI |
* @return A new instance of <code>MetalToolBarUI</code>. |
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*/ |
*/ |
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public static ComponentUI createUI(JComponent component) |
public static ComponentUI createUI(JComponent component) |
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{ |
{ |
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if (instance == null) |
return new MetalToolBarUI(); |
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instance = new MetalToolBarUI(); |
} |
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return instance; |
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/** |
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* Returns <code>null</code> as permitted by recent versions of the API |
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* specification. Originally it seems this method returned a new instance of |
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* {@link MetalRolloverListener}, but this is now redundant. |
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* |
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* @return <code>null</code>. |
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*/ |
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protected PropertyChangeListener createRolloverListener() |
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{ |
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return null; |
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} |
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/** |
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* Returns <code>null</code> as permitted by recent versions of the API |
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* specification. Originally it seems this method returned a new instance of |
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* {@link MetalContainerListener}, but this is now redundant. |
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* |
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* @return <code>null</code>. |
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*/ |
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protected ContainerListener createContainerListener() |
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{ |
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return null; |
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} |
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/** |
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* Returns a border with no rollover effect for buttons in the tool bar. |
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* |
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* @return A border. |
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* |
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* @see MetalBorders#getToolbarButtonBorder() |
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*/ |
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protected Border createNonRolloverBorder() |
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{ |
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return MetalBorders.getToolbarButtonBorder(); |
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} |
} |
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} |
} |