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java.awt

Class GraphicsConfigTemplate

Implemented Interfaces:
Serializable
public abstract class GraphicsConfigTemplate
extends Object
implements Serializable
This allows filtering an array of GraphicsConfigurations for the best one based on various requirements. The resulting configuration has had all non-default attributes set as required to meet or exceed the request.
Since:
1.2
See Also:
GraphicsConfiguration, GraphicsDevice, Serialized Form

Field Summary

static int
PREFERRED
States that a feature is preferred, but not required, to select a configuration.
static int
REQUIRED
States that a feature is required to select a configuration.
static int
UNNECESSARY
States that a feature is not necessary in the configuration.

Constructor Summary

GraphicsConfigTemplate()
The default constructor.

Method Summary

abstract GraphicsConfiguration
getBestConfiguration(GraphicsConfiguration[] array)
Returns the "best" match among the array of possible configurations, given the criteria of this template.
abstract boolean
isGraphicsConfigSupported(GraphicsConfiguration config)
Returns true if the given configuration supports all the features required by this template.

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

PREFERRED

public static final int PREFERRED
States that a feature is preferred, but not required, to select a configuration. In the case of multiple valid configurations, the tie breaks in favor of the one with the feature.
Field Value:
2

REQUIRED

public static final int REQUIRED
States that a feature is required to select a configuration.
Field Value:
1

UNNECESSARY

public static final int UNNECESSARY
States that a feature is not necessary in the configuration. In the case of multiple valid configurations, the tie breaks in favor of the one without the feature, to reduce overhead.
Field Value:
3

Constructor Details

GraphicsConfigTemplate

public GraphicsConfigTemplate()
The default constructor.

Method Details

getBestConfiguration

public abstract GraphicsConfiguration getBestConfiguration(GraphicsConfiguration[] array)
Returns the "best" match among the array of possible configurations, given the criteria of this template.
Parameters:
array - the array to choose from
Returns:
the best match
Throws:
NullPointerException - if array is null

isGraphicsConfigSupported

public abstract boolean isGraphicsConfigSupported(GraphicsConfiguration config)
Returns true if the given configuration supports all the features required by this template.
Parameters:
config - the configuration to test
Returns:
true if it is a match
Throws:
NullPointerException - if config is null
GraphicsConfigTemplate.java -- a template for selecting configurations Copyright (C) 2002, 2005 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath 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 2, or (at your option) any later version. GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.

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