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/*******************************************************************************
* Copyright (c) 2000, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.dialogs;
/**
* Minimal interface to a message provider. Used for dialog pages which can
* provide a message with an icon.
*
* @since 2.0
*/
public interface IMessageProvider {
/**
* Constant for a regular message (value 0).
*
* Typically this indicates that the message should be shown without an
* icon.
*
*/
public static final int NONE = 0;
/**
* Constant for an info message (value 1).
*/
public static final int INFORMATION = 1;
/**
* Constant for a warning message (value 2).
*/
public static final int WARNING = 2;
/**
* Constant for an error message (value 3).
*/
public static final int ERROR = 3;
/**
* Returns the current message for this message provider.
*
* A message provides instruction or information to the user.
*
*
* @return the message, or null if none
*/
public String getMessage();
/**
* Returns a value indicating if the message is a an information message, a
* warning message, or an error message.
*
* Returns one of NONE,INFORMATION,
* WARNING, or ERROR.
*
*
* @return the message type
*/
public int getMessageType();
}