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/*
* This file is part of WebLookAndFeel library.
*
* WebLookAndFeel library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WebLookAndFeel library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WebLookAndFeel library. If not, see .
*/
package com.alee.utils;
import com.alee.laf.LookAndFeelException;
import com.alee.laf.WebUI;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.plaf.ComponentUI;
import java.awt.*;
/**
* Lookup created to replace proprietary {@link sun.swing.DefaultLookup} class.
* This class does basically the same except not allowing to change the way lookup works.
*
* @author Mikle Garin
*/
public final class LafLookup
{
/**
* Private constructor to avoid instantiation.
*/
private LafLookup ()
{
throw new UtilityException ( "Utility classes are not meant to be instantiated" );
}
/**
* Returns {@link InputMap} for {@code condition} from the specified {@link JComponent}.
*
* @param component {@link JComponent}
* @param condition event condition
* @return {@link InputMap} for {@code condition} from the specified {@link JComponent}
*/
public static InputMap getInputMap ( final JComponent component, final int condition )
{
final ComponentUI ui = LafUtils.getUI ( component );
if ( ui != null && ui instanceof WebUI )
{
final WebUI webUI = ( WebUI ) ui;
final String key;
if ( condition == JComponent.WHEN_FOCUSED )
{
key = webUI.getPropertyPrefix () + "focusInputMap";
}
else if ( condition == JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT )
{
key = webUI.getPropertyPrefix () + "ancestorInputMap";
}
else
{
throw new LookAndFeelException ( "Unsupported InputMap condition: " + condition );
}
return ( InputMap ) LafLookup.get ( component, ui, key );
}
return null;
}
/**
* Returns default {@link int} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @param defaultValue value used as default if there is no value provided for the key
* @return default {@link int} value for the specified {@code key}
*/
public static int getInt ( final JComponent component, final ComponentUI ui, final String key, final int defaultValue )
{
final Object iValue = get ( component, ui, key );
if ( iValue == null || !( iValue instanceof Number ) )
{
return defaultValue;
}
return ( ( Number ) iValue ).intValue ();
}
/**
* Returns default {@link int} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link int} value for the specified {@code key}
*/
public static int getInt ( final JComponent component, final ComponentUI ui, final String key )
{
return getInt ( component, ui, key, -1 );
}
/**
* Returns default {@link Insets} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @param defaultValue value used as default if there is no value provided for the key
* @return default {@link Insets} value for the specified {@code key}
*/
public static Insets getInsets ( final JComponent component, final ComponentUI ui, final String key, final Insets defaultValue )
{
final Object iValue = get ( component, ui, key );
if ( iValue == null || !( iValue instanceof Insets ) )
{
return defaultValue;
}
return ( Insets ) iValue;
}
/**
* Returns default {@link Insets} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link Insets} value for the specified {@code key}
*/
public static Insets getInsets ( final JComponent component, final ComponentUI ui, final String key )
{
return getInsets ( component, ui, key, null );
}
/**
* Returns default {@link boolean} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @param defaultValue value used as default if there is no value provided for the key
* @return default {@link boolean} value for the specified {@code key}
*/
public static boolean getBoolean ( final JComponent component, final ComponentUI ui, final String key, final boolean defaultValue )
{
final Object iValue = get ( component, ui, key );
if ( iValue == null || !( iValue instanceof Boolean ) )
{
return defaultValue;
}
return ( Boolean ) iValue;
}
/**
* Returns default {@link boolean} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link boolean} value for the specified {@code key}
*/
public static boolean getBoolean ( final JComponent component, final ComponentUI ui, final String key )
{
return getBoolean ( component, ui, key, false );
}
/**
* Returns default {@link Color} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @param defaultValue value used as default if there is no value provided for the key
* @return default {@link Color} value for the specified {@code key}
*/
public static Color getColor ( final JComponent component, final ComponentUI ui, final String key,
final Color defaultValue )
{
final Object iValue = get ( component, ui, key );
if ( iValue == null || !( iValue instanceof Color ) )
{
return defaultValue;
}
return ( Color ) iValue;
}
/**
* Returns default {@link Color} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link Color} value for the specified {@code key}
*/
public static Color getColor ( final JComponent component, final ComponentUI ui, final String key )
{
return getColor ( component, ui, key, null );
}
/**
* Returns default {@link Icon} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @param defaultValue value used as default if there is no value provided for the key
* @return default {@link Icon} value for the specified {@code key}
*/
public static Icon getIcon ( final JComponent component, final ComponentUI ui, final String key, final Icon defaultValue )
{
final Object iValue = get ( component, ui, key );
if ( iValue == null || !( iValue instanceof Icon ) )
{
return defaultValue;
}
return ( Icon ) iValue;
}
/**
* Returns default {@link Icon} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link Icon} value for the specified {@code key}
*/
public static Icon getIcon ( final JComponent component, final ComponentUI ui, final String key )
{
return getIcon ( component, ui, key, null );
}
/**
* Returns default {@link Border} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @param defaultValue value used as default if there is no value provided for the key
* @return default {@link Border} value for the specified {@code key}
*/
public static Border getBorder ( final JComponent component, final ComponentUI ui, final String key, final Border defaultValue )
{
final Object iValue = get ( component, ui, key );
if ( iValue == null || !( iValue instanceof Border ) )
{
return defaultValue;
}
return ( Border ) iValue;
}
/**
* Returns default {@link Border} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link Border} value for the specified {@code key}
*/
public static Border getBorder ( final JComponent component, final ComponentUI ui, final String key )
{
return getBorder ( component, ui, key, null );
}
/**
* Returns default {@link Object} value for the specified {@code key}.
*
* @param component {@link JComponent} to return value for
* @param ui {@link ComponentUI} to return value for
* @param key value key
* @return default {@link Object} value for the specified {@code key}
*/
public static Object get ( final JComponent component, final ComponentUI ui, final String key )
{
return UIManager.get ( key, component.getLocale () );
}
}
