/*
 * Copyright (c) 1995, 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * 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.
 *
 * 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).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package sun.awt.motif;

import java.awt.*;
import java.awt.peer.*;
import sun.awt.*;

public class MMenuBarPeer implements MenuBarPeer {
    long        pData;
    MenuBar     target;
    private X11GraphicsConfig   graphicsConfig=null;

    private boolean disposed = false;

    static {
        initIDs();
    }

     
Initialize JNI field and method IDs for fields that may be accessed from C.
/** * Initialize JNI field and method IDs for fields that may be accessed from C. */
private static native void initIDs(); native void create(MFramePeer f); public MMenuBarPeer(MenuBar target) { this.target = target; MFramePeer parent = (MFramePeer) MToolkit.targetToPeer(MMenuItemPeer.getParent_NoClientCode(target)); create(parent); } protected void finalize() throws Throwable { dispose(); super.finalize(); } /* * Subclasses should override disposeImpl() instead of dispose(). Client * code should always invoke dispose(), never disposeImpl(). */ private native void pDispose(); protected void disposeImpl() { MToolkit.targetDisposedPeer(target, this); pDispose(); } public final void dispose() { boolean call_disposeImpl = false; if (!disposed) { synchronized (this) { if (!disposed) { disposed = call_disposeImpl = true; } } } if (call_disposeImpl) { disposeImpl(); } } public void addMenu(Menu m) { } public void delMenu(int index) { } public void addHelpMenu(Menu m) { } static final int GAP = 10; static final int W_DIFF = (MFramePeer.CROSSHAIR_INSET + 1) * 2; static final int H_DIFF = MFramePeer.BUTTON_Y + MFramePeer.BUTTON_H; /* * Print the native component by rendering the Motif look ourselves. * ToDo(aim): needs to query native motif for more appropriate size and * color information. */ void print(Graphics g) { MenuBar mb = (MenuBar)target; Frame f = (Frame)MMenuItemPeer.getParent_NoClientCode(target); Dimension fd = f.size(); Insets insets = f.insets(); /* Calculate menubar dimension. */ int width = fd.width; int height = insets.top; if (f.getPeer() instanceof MFramePeer) { MFramePeer fpeer = (MFramePeer)f.getPeer(); if (fpeer.hasDecorations(MWindowAttributes.AWT_DECOR_BORDER)) { width -= W_DIFF; height -= MFramePeer.BUTTON_Y; } if (fpeer.hasDecorations(MWindowAttributes.AWT_DECOR_MENU)) { height -= MFramePeer.BUTTON_H; } } Dimension d = new Dimension(width, height); Shape oldClipArea = g.getClip(); g.clipRect(0, 0, d.width, d.height); Color bg = f.getBackground(); Color fg = f.getForeground(); Color highlight = bg.brighter(); Color shadow = bg.darker(); // because we'll most likely be drawing on white paper, // for aesthetic reasons, don't make any part of the outer border // pure white if (highlight.equals(Color.white)) { g.setColor(new Color(230, 230, 230)); } else { g.setColor(highlight); } g.drawLine(0, 0, d.width, 0); g.drawLine(1, 1, d.width - 1, 1); g.drawLine(0, 0, 0, d.height); g.drawLine(1, 1, 1, d.height - 1); g.setColor(shadow); g.drawLine(d.width, 1, d.width, d.height); g.drawLine(d.width - 1, 2, d.width - 1, d.height); g.drawLine(1, d.height, d.width, d.height); g.drawLine(2, d.height - 1, d.width, d.height - 1); int x = GAP; int nitems = mb.countMenus(); Menu helpMenu = target.getHelpMenu(); for (int i = 0 ; i < nitems ; i++) { Menu mn = target.getMenu(i); String item = mn.getLabel(); if (item == null) { item = ""; } Font menuFont = mn.getFont(); g.setFont(menuFont); FontMetrics menuMetrics = g.getFontMetrics(); int y = (d.height / 2) + menuMetrics.getMaxDescent(); int w = menuMetrics.stringWidth(item) + GAP * 2; if (x >= d.width) { break; } if (mn.isEnabled()) { g.setColor(fg); } else { // draw text as grayed out g.setColor(shadow); } if (helpMenu == mn) { g.drawString(item, d.width - w + GAP, y); } else { g.drawString(item, x, y); x += w; } } g.setClip(oldClipArea); } // Needed for MenuComponentPeer. public void setFont(Font f) { } }