windowsiconfactory.java

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/*
 * @(#)WindowsIconFactory.java	1.24 07/01/18
 *
 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package com.sun.java.swing.plaf.windows;

import javax.swing.*;
import javax.swing.plaf.ButtonUI;
import javax.swing.plaf.UIResource;

import java.awt.*;
import java.io.Serializable;

import com.sun.java.swing.plaf.windows.TMSchema.*;
import com.sun.java.swing.plaf.windows.XPStyle.Skin;

import sun.swing.MenuItemCheckIconFactory;

/**
 * Factory object that can vend Icons appropriate for the Windows L & F.
 * <p>
 * <strong>Warning:</strong>
 * Serialized objects of this class will not be compatible with 
 * future Swing releases.  The current serialization support is appropriate
 * for short term storage or RMI between applications running the same
 * version of Swing.  A future release of Swing will provide support for
 * long term persistence.
 *
 * @version 1.24 01/18/07
 * @author David Kloba
 * @author Georges Saab
 * @author Rich Schiavi
 */
public class WindowsIconFactory implements Serializable
{
    private static Icon frame_closeIcon;
    private static Icon frame_iconifyIcon;
    private static Icon frame_maxIcon;
    private static Icon frame_minIcon;
    private static Icon frame_resizeIcon;
    private static Icon checkBoxIcon;
    private static Icon radioButtonIcon;
    private static Icon checkBoxMenuItemIcon;
    private static Icon radioButtonMenuItemIcon;
    private static Icon menuItemCheckIcon;
    private static Icon menuItemArrowIcon;
    private static Icon menuArrowIcon;
    private static VistaMenuItemCheckIconFactory menuItemCheckIconFactory;

    public static Icon getMenuItemCheckIcon() {
	if (menuItemCheckIcon == null) {
	    menuItemCheckIcon = new MenuItemCheckIcon();
	}
	return menuItemCheckIcon;
    }

    public static Icon getMenuItemArrowIcon() {
	if (menuItemArrowIcon == null) {
	    menuItemArrowIcon = new MenuItemArrowIcon();
	}
	return menuItemArrowIcon;
    }

    public static Icon getMenuArrowIcon() {
	if (menuArrowIcon == null) {
	    menuArrowIcon = new MenuArrowIcon();
	}
	return menuArrowIcon;
    }

    public static Icon getCheckBoxIcon() {
	if (checkBoxIcon == null) {
	    checkBoxIcon = new CheckBoxIcon();
	}
	return checkBoxIcon;
    }

    public static Icon getRadioButtonIcon() {
	if (radioButtonIcon == null) {
	    radioButtonIcon = new RadioButtonIcon();
	}
	return radioButtonIcon;
    }

    public static Icon getCheckBoxMenuItemIcon() {
	if (checkBoxMenuItemIcon == null) {
	    checkBoxMenuItemIcon = new CheckBoxMenuItemIcon();
	}
	return checkBoxMenuItemIcon;
    }

    public static Icon getRadioButtonMenuItemIcon() {
	if (radioButtonMenuItemIcon == null) {
	    radioButtonMenuItemIcon = new RadioButtonMenuItemIcon();
	}
	return radioButtonMenuItemIcon;
    }

    static
    synchronized VistaMenuItemCheckIconFactory getMenuItemCheckIconFactory() {
        if (menuItemCheckIconFactory == null) {
            menuItemCheckIconFactory =
                new VistaMenuItemCheckIconFactory();
        }
        return menuItemCheckIconFactory;
    }

    public static Icon createFrameCloseIcon() {
	if (frame_closeIcon == null) {
            frame_closeIcon = new FrameButtonIcon(Part.WP_CLOSEBUTTON);
	}
	return frame_closeIcon;
    }

    public static Icon createFrameIconifyIcon() {
	if (frame_iconifyIcon == null) {
            frame_iconifyIcon = new FrameButtonIcon(Part.WP_MINBUTTON);
	}
	return frame_iconifyIcon;
    }

    public static Icon createFrameMaximizeIcon() {
	if (frame_maxIcon == null) {
            frame_maxIcon = new FrameButtonIcon(Part.WP_MAXBUTTON);
	}
	return frame_maxIcon;
    }

    public static Icon createFrameMinimizeIcon() {
	if (frame_minIcon == null) {
            frame_minIcon = new FrameButtonIcon(Part.WP_RESTOREBUTTON);
	}
	return frame_minIcon;
    }

    public static Icon createFrameResizeIcon() {
	if(frame_resizeIcon == null)
	    frame_resizeIcon = new ResizeIcon();
	return frame_resizeIcon;
    }


    private static class FrameButtonIcon implements Icon, Serializable {
        private Part part;

        private FrameButtonIcon(Part part) {
            this.part = part;
	}

	public void paintIcon(Component c, Graphics g, int x0, int y0) {
	    int width = getIconWidth();
	    int height = getIconHeight();

	    XPStyle xp = XPStyle.getXP();
	    if (xp != null) {
                Skin skin = xp.getSkin(c, part);
		JButton b = (JButton)c;
		ButtonModel model = b.getModel();

		// Find out if frame is inactive
		JInternalFrame jif = (JInternalFrame)SwingUtilities.
					getAncestorOfClass(JInternalFrame.class, b);
                boolean jifSelected = (jif != null && jif.isSelected());

                State state;
                if (jifSelected) {
                    if (!model.isEnabled()) {
                        state = State.DISABLED;
                    } else if (model.isArmed() && model.isPressed()) {
                        state = State.PUSHED;
                    } else if (model.isRollover()) {
                        state = State.HOT;
                    } else {
                        state = State.NORMAL;
                    }
                } else {
                    if (!model.isEnabled()) {
                        state = State.INACTIVEDISABLED;
                    } else if (model.isArmed() && model.isPressed()) {
                        state = State.INACTIVEPUSHED;
                    } else if (model.isRollover()) {
                        state = State.INACTIVEHOT;
                    } else {
                        state = State.INACTIVENORMAL;
                    }
		}
                skin.paintSkin(g, 0, 0, width, height, state);
	    } else {
		g.setColor(Color.black);
		int x = width / 12 + 2;
		int y = height / 5;
		int h = height - y * 2 - 1;
		int w = width * 3/4 -3;
		int thickness2 = Math.max(height / 8, 2);
		int thickness  = Math.max(width / 15, 1);
                if (part == Part.WP_CLOSEBUTTON) {
		    int lineWidth;
		    if      (width > 47) lineWidth = 6;
		    else if (width > 37) lineWidth = 5;
		    else if (width > 26) lineWidth = 4;
		    else if (width > 16) lineWidth = 3;
		    else if (width > 12) lineWidth = 2;
		    else                 lineWidth = 1;
		    y = height / 12 + 2;
		    if (lineWidth == 1) {
			if (w % 2 == 1) { x++; w++; }
			g.drawLine(x,     y, x+w-2, y+w-2);
			g.drawLine(x+w-2, y, x,     y+w-2);
		    } else if (lineWidth == 2) {
			if (w > 6) { x++; w--; }
			g.drawLine(x,     y, x+w-2, y+w-2);
			g.drawLine(x+w-2, y, x,     y+w-2);
			g.drawLine(x+1,   y, x+w-1, y+w-2);
			g.drawLine(x+w-1, y, x+1,   y+w-2);
		    } else {
			x += 2; y++; w -= 2;
			g.drawLine(x,     y,   x+w-1, y+w-1);
			g.drawLine(x+w-1, y,   x,     y+w-1);
			g.drawLine(x+1,   y,   x+w-1, y+w-2);
			g.drawLine(x+w-2, y,   x,     y+w-2);
			g.drawLine(x,     y+1, x+w-2, y+w-1);
			g.drawLine(x+w-1, y+1, x+1,   y+w-1);
			for (int i = 4; i <= lineWidth; i++) {
			    g.drawLine(x+i-2,   y,     x+w-1,   y+w-i+1);
			    g.drawLine(x,       y+i-2, x+w-i+1, y+w-1);
			    g.drawLine(x+w-i+1, y,     x,       y+w-i+1);
			    g.drawLine(x+w-1,   y+i-2, x+i-2,   y+w-1);
			}
		    }
                } else if (part == Part.WP_MINBUTTON) {
		    g.fillRect(x, y+h-thickness2, w-w/3, thickness2);
                } else if (part == Part.WP_MAXBUTTON) {
		    g.fillRect(x, y, w, thickness2);
		    g.fillRect(x, y, thickness, h);
		    g.fillRect(x+w-thickness, y, thickness, h);
		    g.fillRect(x, y+h-thickness, w, thickness);
                } else if (part == Part.WP_RESTOREBUTTON) {
		    g.fillRect(x+w/3, y, w-w/3, thickness2);
		    g.fillRect(x+w/3, y, thickness, h/3);
		    g.fillRect(x+w-thickness, y, thickness, h-h/3);
		    g.fillRect(x+w-w/3, y+h-h/3-thickness, w/3, thickness);

		    g.fillRect(x, y+h/3, w-w/3, thickness2);
		    g.fillRect(x, y+h/3, thickness, h-h/3);
		    g.fillRect(x+w-w/3-thickness, y+h/3, thickness, h-h/3);
		    g.fillRect(x, y+h-thickness, w-w/3, thickness);
		}
	    }
	}

	public int getIconWidth() {
	    int width;
	    if (XPStyle.getXP() != null) {
		// Fix for XP bug where sometimes these sizes aren't updated properly
		// Assume for now that XP buttons are always square
		width = UIManager.getInt("InternalFrame.titleButtonHeight") -2;
	    } else {
		width = UIManager.getInt("InternalFrame.titleButtonWidth") -2;
	    }
	    if (XPStyle.getXP() != null) {
		width -= 2;
	    }
	    return width;
	}

	public int getIconHeight() {
	    int height = UIManager.getInt("InternalFrame.titleButtonHeight")-4;
	    return height;
	}
    }



        private static class ResizeIcon implements Icon, Serializable {
            public void paintIcon(Component c, Graphics g, int x, int y) {
                g.setColor(UIManager.getColor("InternalFrame.resizeIconHighlight"));
                g.drawLine(0, 11, 11, 0);
                g.drawLine(4, 11, 11, 4);
                g.drawLine(8, 11, 11, 8);

                g.setColor(UIManager.getColor("InternalFrame.resizeIconShadow"));
                g.drawLine(1, 11, 11, 1);
                g.drawLine(2, 11, 11, 2);
                g.drawLine(5, 11, 11, 5);
                g.drawLine(6, 11, 11, 6);
                g.drawLine(9, 11, 11, 9);
                g.drawLine(10, 11, 11, 10);
            }
            public int getIconWidth() { return 13; }
            public int getIconHeight() { return 13; }