https://openjdk.java.net/ 
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
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 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
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package java.awt.peer;

import java.awt.Image;
import java.awt.PopupMenu;
import java.awt.Taskbar;
import java.awt.Taskbar.Feature;
import java.awt.Taskbar.State;
import java.awt.Window;



The TaskbarPeer interface provides methods for interacting with system task area. 
/**
 * The {@code TaskbarPeer} interface provides methods for interacting with
 * system task area.
 */
public interface TaskbarPeer {

    
Requests user attention to this application.

Params:
  • enabled – disables this request if false
  • critical – if this is an important request
See Also:
/**
     * Requests user attention to this application.
     *
     * @param enabled disables this request if false
     * @param critical if this is an important request
     * @see Taskbar#requestUserAttention
     */
    default void requestUserAttention(boolean enabled, final boolean critical) {}

    
Requests user attention to the specified window.

Params:
  • w – window
/**
     * Requests user attention to the specified window.
     *
     * @param w window
     */
    default void requestWindowUserAttention(Window w) {}

    
Attaches the contents of the provided PopupMenu to the application icon
in system task area.

Params:
  • menu – the PopupMenu to attach to this application
/**
     * Attaches the contents of the provided PopupMenu to the application icon
     * in system task area.
     *
     * @param menu the PopupMenu to attach to this application
     */
    default void setMenu(final PopupMenu menu) {}

    
Gets PopupMenu used to add items to this application's icon in system task area.

Returns:the PopupMenu
/**
     * Gets PopupMenu used to add items to this application's icon in system task area.
     *
     * @return the PopupMenu
     */
    default PopupMenu getMenu() { return null; }

    
Changes this application's icon to the provided image.

Params:
  • image – to change
/**
     * Changes this application's icon to the provided image.
     *
     * @param image to change
     */
    default void setIconImage(final Image image) {}

    
Obtains an image of this application's icon.

Returns:an image of this application's icon
/**
     * Obtains an image of this application's icon.
     *
     * @return an image of this application's icon
     */
    default Image getIconImage() { return null; }

    
Affixes a small system-provided badge to this application's icon.
Usually a number.

Params:
  • badge – label to affix to the icon
/**
     * Affixes a small system-provided badge to this application's icon.
     * Usually a number.
     *
     * @param badge label to affix to the icon
     */
    default void setIconBadge(final String badge) {}

    
Affixes a small badge to this application's icon in task area
for the specified window.

Params:
  • w – window to update
  • badge – image to affix to the icon
/**
     * Affixes a small badge to this application's icon in task area
     * for the specified window.
     *
     * @param w window to update
     * @param badge image to affix to the icon
     */
    default void setWindowIconBadge(Window w, final Image badge) {}

    
Displays progress for specified window.

Params:
  • w – window to update
  • value – from 0 to 100, other to disable progress indication
/**
     * Displays progress for specified window.
     *
     * @param w window to update
     * @param value from 0 to 100, other to disable progress indication
     */
    default void setWindowProgressValue(Window w, int value) {}

    
Sets a progress state for a specified window.

Params:
  • w – window
  • state – to change to
See Also:
/**
     * Sets a progress state for a specified window.
     *
     * @param w window
     * @param state to change to
     * @see Taskbar#setWindowProgressState
     */
    default void setWindowProgressState(Window w, State state) {}

    
Affixes a small system-provided progress bar to this application's icon.

Params:
  • value – from 0 to 100, other to disable progress indication
/**
     * Affixes a small system-provided progress bar to this application's icon.
     *
     * @param value from 0 to 100, other to disable progress indication
     */
    default void setProgressValue(int value) {}

    
Tests support of Feature on current platform. 
Params:
  • f – feature to test
Returns:true if feature supported supported
/**
     * Tests support of {@code Feature} on current platform.
     * @param f feature to test
     * @return true if feature supported supported
     */
    default public boolean isSupported(Feature f) { return false; }
}