src/java.desktop/share/classes/com/sun/java/swing/plaf/windows/WindowsButtonUI.java
changeset 48271 95f173494fe9
parent 48270 f27aad5782da
child 48272 128de6a38f8e
equal deleted inserted replaced
48270:f27aad5782da 48271:95f173494fe9
     1 /*
       
     2  * Copyright (c) 1997, 2006, Oracle and/or its affiliates. All rights reserved.
       
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       
     4  *
       
     5  * This code is free software; you can redistribute it and/or modify it
       
     6  * under the terms of the GNU General Public License version 2 only, as
       
     7  * published by the Free Software Foundation.  Oracle designates this
       
     8  * particular file as subject to the "Classpath" exception as provided
       
     9  * by Oracle in the LICENSE file that accompanied this code.
       
    10  *
       
    11  * This code is distributed in the hope that it will be useful, but WITHOUT
       
    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       
    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
       
    14  * version 2 for more details (a copy is included in the LICENSE file that
       
    15  * accompanied this code).
       
    16  *
       
    17  * You should have received a copy of the GNU General Public License version
       
    18  * 2 along with this work; if not, write to the Free Software Foundation,
       
    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    20  *
       
    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
       
    22  * or visit www.oracle.com if you need additional information or have any
       
    23  * questions.
       
    24  */
       
    25 
       
    26 package com.sun.java.swing.plaf.windows;
       
    27 
       
    28 import javax.swing.plaf.basic.*;
       
    29 import javax.swing.border.*;
       
    30 import javax.swing.plaf.*;
       
    31 import javax.swing.*;
       
    32 
       
    33 import java.awt.*;
       
    34 
       
    35 import static com.sun.java.swing.plaf.windows.TMSchema.*;
       
    36 import static com.sun.java.swing.plaf.windows.TMSchema.Part.*;
       
    37 import static com.sun.java.swing.plaf.windows.XPStyle.Skin;
       
    38 import sun.awt.AppContext;
       
    39 
       
    40 
       
    41 /**
       
    42  * Windows button.
       
    43  * <p>
       
    44  * <strong>Warning:</strong>
       
    45  * Serialized objects of this class will not be compatible with
       
    46  * future Swing releases.  The current serialization support is appropriate
       
    47  * for short term storage or RMI between applications running the same
       
    48  * version of Swing.  A future release of Swing will provide support for
       
    49  * long term persistence.
       
    50  *
       
    51  * @author Jeff Dinkins
       
    52  *
       
    53  */
       
    54 public class WindowsButtonUI extends BasicButtonUI
       
    55 {
       
    56     protected int dashedRectGapX;
       
    57     protected int dashedRectGapY;
       
    58     protected int dashedRectGapWidth;
       
    59     protected int dashedRectGapHeight;
       
    60 
       
    61     protected Color focusColor;
       
    62 
       
    63     private boolean defaults_initialized = false;
       
    64 
       
    65     private static final Object WINDOWS_BUTTON_UI_KEY = new Object();
       
    66 
       
    67     // ********************************
       
    68     //          Create PLAF
       
    69     // ********************************
       
    70     public static ComponentUI createUI(JComponent c) {
       
    71         AppContext appContext = AppContext.getAppContext();
       
    72         WindowsButtonUI windowsButtonUI =
       
    73                 (WindowsButtonUI) appContext.get(WINDOWS_BUTTON_UI_KEY);
       
    74         if (windowsButtonUI == null) {
       
    75             windowsButtonUI = new WindowsButtonUI();
       
    76             appContext.put(WINDOWS_BUTTON_UI_KEY, windowsButtonUI);
       
    77         }
       
    78         return windowsButtonUI;
       
    79     }
       
    80 
       
    81 
       
    82     // ********************************
       
    83     //            Defaults
       
    84     // ********************************
       
    85     protected void installDefaults(AbstractButton b) {
       
    86         super.installDefaults(b);
       
    87         if(!defaults_initialized) {
       
    88             String pp = getPropertyPrefix();
       
    89             dashedRectGapX = UIManager.getInt(pp + "dashedRectGapX");
       
    90             dashedRectGapY = UIManager.getInt(pp + "dashedRectGapY");
       
    91             dashedRectGapWidth = UIManager.getInt(pp + "dashedRectGapWidth");
       
    92             dashedRectGapHeight = UIManager.getInt(pp + "dashedRectGapHeight");
       
    93             focusColor = UIManager.getColor(pp + "focus");
       
    94             defaults_initialized = true;
       
    95         }
       
    96 
       
    97         XPStyle xp = XPStyle.getXP();
       
    98         if (xp != null) {
       
    99             b.setBorder(xp.getBorder(b, getXPButtonType(b)));
       
   100             LookAndFeel.installProperty(b, "rolloverEnabled", Boolean.TRUE);
       
   101         }
       
   102     }
       
   103 
       
   104     protected void uninstallDefaults(AbstractButton b) {
       
   105         super.uninstallDefaults(b);
       
   106         defaults_initialized = false;
       
   107     }
       
   108 
       
   109     protected Color getFocusColor() {
       
   110         return focusColor;
       
   111     }
       
   112 
       
   113     // ********************************
       
   114     //         Paint Methods
       
   115     // ********************************
       
   116 
       
   117     /**
       
   118      * Overridden method to render the text without the mnemonic
       
   119      */
       
   120     protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {
       
   121         WindowsGraphicsUtils.paintText(g, b, textRect, text, getTextShiftOffset());
       
   122     }
       
   123 
       
   124     protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect){
       
   125 
       
   126         // focus painted same color as text on Basic??
       
   127         int width = b.getWidth();
       
   128         int height = b.getHeight();
       
   129         g.setColor(getFocusColor());
       
   130         BasicGraphicsUtils.drawDashedRect(g, dashedRectGapX, dashedRectGapY,
       
   131                                           width - dashedRectGapWidth, height - dashedRectGapHeight);
       
   132     }
       
   133 
       
   134     protected void paintButtonPressed(Graphics g, AbstractButton b){
       
   135         setTextShiftOffset();
       
   136     }
       
   137 
       
   138     // ********************************
       
   139     //          Layout Methods
       
   140     // ********************************
       
   141     public Dimension getPreferredSize(JComponent c) {
       
   142         Dimension d = super.getPreferredSize(c);
       
   143 
       
   144         /* Ensure that the width and height of the button is odd,
       
   145          * to allow for the focus line if focus is painted
       
   146          */
       
   147         AbstractButton b = (AbstractButton)c;
       
   148         if (d != null && b.isFocusPainted()) {
       
   149             if(d.width % 2 == 0) { d.width += 1; }
       
   150             if(d.height % 2 == 0) { d.height += 1; }
       
   151         }
       
   152         return d;
       
   153     }
       
   154 
       
   155 
       
   156     /* These rectangles/insets are allocated once for all
       
   157      * ButtonUI.paint() calls.  Re-using rectangles rather than
       
   158      * allocating them in each paint call substantially reduced the time
       
   159      * it took paint to run.  Obviously, this method can't be re-entered.
       
   160      */
       
   161     private Rectangle viewRect = new Rectangle();
       
   162 
       
   163     public void paint(Graphics g, JComponent c) {
       
   164         if (XPStyle.getXP() != null) {
       
   165             WindowsButtonUI.paintXPButtonBackground(g, c);
       
   166         }
       
   167         super.paint(g, c);
       
   168     }
       
   169 
       
   170     static Part getXPButtonType(AbstractButton b) {
       
   171         if(b instanceof JCheckBox) {
       
   172             return Part.BP_CHECKBOX;
       
   173         }
       
   174         if(b instanceof JRadioButton) {
       
   175             return Part.BP_RADIOBUTTON;
       
   176         }
       
   177         boolean toolbar = (b.getParent() instanceof JToolBar);
       
   178         return toolbar ? Part.TP_BUTTON : Part.BP_PUSHBUTTON;
       
   179     }
       
   180 
       
   181     static State getXPButtonState(AbstractButton b) {
       
   182         Part part = getXPButtonType(b);
       
   183         ButtonModel model = b.getModel();
       
   184         State state = State.NORMAL;
       
   185         switch (part) {
       
   186         case BP_RADIOBUTTON:
       
   187             /* falls through */
       
   188         case BP_CHECKBOX:
       
   189             if (! model.isEnabled()) {
       
   190                 state = (model.isSelected()) ? State.CHECKEDDISABLED
       
   191                     : State.UNCHECKEDDISABLED;
       
   192             } else if (model.isPressed() && model.isArmed()) {
       
   193                 state = (model.isSelected()) ? State.CHECKEDPRESSED
       
   194                     : State.UNCHECKEDPRESSED;
       
   195             } else if (model.isRollover()) {
       
   196                 state = (model.isSelected()) ? State.CHECKEDHOT
       
   197                     : State.UNCHECKEDHOT;
       
   198             } else {
       
   199                 state = (model.isSelected()) ? State.CHECKEDNORMAL
       
   200                     : State.UNCHECKEDNORMAL;
       
   201             }
       
   202             break;
       
   203         case BP_PUSHBUTTON:
       
   204             /* falls through */
       
   205         case TP_BUTTON:
       
   206             boolean toolbar = (b.getParent() instanceof JToolBar);
       
   207             if (toolbar) {
       
   208                 if (model.isArmed() && model.isPressed()) {
       
   209                     state = State.PRESSED;
       
   210                 } else if (!model.isEnabled()) {
       
   211                     state = State.DISABLED;
       
   212                 } else if (model.isSelected() && model.isRollover()) {
       
   213                     state = State.HOTCHECKED;
       
   214                 } else if (model.isSelected()) {
       
   215                     state = State.CHECKED;
       
   216                 } else if (model.isRollover()) {
       
   217                     state = State.HOT;
       
   218                 } else if (b.hasFocus()) {
       
   219                     state = State.HOT;
       
   220                 }
       
   221             } else {
       
   222                 if ((model.isArmed() && model.isPressed())
       
   223                       || model.isSelected()) {
       
   224                     state = State.PRESSED;
       
   225                 } else if (!model.isEnabled()) {
       
   226                     state = State.DISABLED;
       
   227                 } else if (model.isRollover() || model.isPressed()) {
       
   228                     state = State.HOT;
       
   229                 } else if (b instanceof JButton
       
   230                            && ((JButton)b).isDefaultButton()) {
       
   231                     state = State.DEFAULTED;
       
   232                 } else if (b.hasFocus()) {
       
   233                     state = State.HOT;
       
   234                 }
       
   235             }
       
   236             break;
       
   237         default :
       
   238             state = State.NORMAL;
       
   239         }
       
   240 
       
   241         return state;
       
   242     }
       
   243 
       
   244     static void paintXPButtonBackground(Graphics g, JComponent c) {
       
   245         AbstractButton b = (AbstractButton)c;
       
   246 
       
   247         XPStyle xp = XPStyle.getXP();
       
   248 
       
   249         Part part = getXPButtonType(b);
       
   250 
       
   251         if (b.isContentAreaFilled() && b.getBorder() != null
       
   252                 && b.isBorderPainted() && xp != null) {
       
   253 
       
   254             Skin skin = xp.getSkin(b, part);
       
   255 
       
   256             State state = getXPButtonState(b);
       
   257             Dimension d = c.getSize();
       
   258             int dx = 0;
       
   259             int dy = 0;
       
   260             int dw = d.width;
       
   261             int dh = d.height;
       
   262 
       
   263             Border border = c.getBorder();
       
   264             Insets insets;
       
   265             if (border != null) {
       
   266                 // Note: The border may be compound, containing an outer
       
   267                 // opaque border (supplied by the application), plus an
       
   268                 // inner transparent margin border. We want to size the
       
   269                 // background to fill the transparent part, but stay
       
   270                 // inside the opaque part.
       
   271                 insets = WindowsButtonUI.getOpaqueInsets(border, c);
       
   272             } else {
       
   273                 insets = c.getInsets();
       
   274             }
       
   275             if (insets != null) {
       
   276                 dx += insets.left;
       
   277                 dy += insets.top;
       
   278                 dw -= (insets.left + insets.right);
       
   279                 dh -= (insets.top + insets.bottom);
       
   280             }
       
   281             skin.paintSkin(g, dx, dy, dw, dh, state);
       
   282         }
       
   283     }
       
   284 
       
   285     /**
       
   286      * returns - b.getBorderInsets(c) if border is opaque
       
   287      *         - null if border is completely non-opaque
       
   288      *         - somewhere inbetween if border is compound and
       
   289      *              outside border is opaque and inside isn't
       
   290      */
       
   291     private static Insets getOpaqueInsets(Border b, Component c) {
       
   292         if (b == null) {
       
   293             return null;
       
   294         }
       
   295         if (b.isBorderOpaque()) {
       
   296             return b.getBorderInsets(c);
       
   297         } else if (b instanceof CompoundBorder) {
       
   298             CompoundBorder cb = (CompoundBorder)b;
       
   299             Insets iOut = getOpaqueInsets(cb.getOutsideBorder(), c);
       
   300             if (iOut != null && iOut.equals(cb.getOutsideBorder().getBorderInsets(c))) {
       
   301                 // Outside border is opaque, keep looking
       
   302                 Insets iIn = getOpaqueInsets(cb.getInsideBorder(), c);
       
   303                 if (iIn == null) {
       
   304                     // Inside is non-opaque, use outside insets
       
   305                     return iOut;
       
   306                 } else {
       
   307                     // Found non-opaque somewhere in the inside (which is
       
   308                     // also compound).
       
   309                     return new Insets(iOut.top + iIn.top, iOut.left + iIn.left,
       
   310                                       iOut.bottom + iIn.bottom, iOut.right + iIn.right);
       
   311                 }
       
   312             } else {
       
   313                 // Outside is either all non-opaque or has non-opaque
       
   314                 // border inside another compound border
       
   315                 return iOut;
       
   316             }
       
   317         } else {
       
   318             return null;
       
   319         }
       
   320     }
       
   321 }