Coverage Report

Coverage Report - net.miginfocom.layout.PlatformDefaults

Classes in this File
2.8
 package net.miginfocom.layout;
 
 import javax.swing.*;
 import java.util.HashMap;
 /*
  * License (BSD):
  * ==============
  *
  * Copyright (c) 2004, Mikael Grev, MiG InfoCom AB. (miglayout (at) miginfocom (dot) com)
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  * Redistributions of source code must retain the above copyright notice, this list
  * of conditions and the following disclaimer.
  * Redistributions in binary form must reproduce the above copyright notice, this
  * list of conditions and the following disclaimer in the documentation and/or other
  * materials provided with the distribution.
  * Neither the name of the MiG InfoCom AB nor the names of its contributors may be
  * used to endorse or promote products derived from this software without specific
  * prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
  * OF SUCH DAMAGE.
  *
  * @version 1.0
  * @author Mikael Grev, MiG InfoCom AB
  *         Date: 2006-sep-08
  * @author Xxxx Xxxx, Xxxx  - Gnome support
  *         Date: 2008-jan-16
  */
 
 /** Currently handles Windows, Mac OS X, and GNOME spacing.
  */
 public final class PlatformDefaults
 {
         private static int DEF_H_UNIT = UnitValue.LPX;
         private static int DEF_V_UNIT = UnitValue.LPY;
 
         private static InCellGapProvider GAP_PROVIDER = null;
 
         private static volatile int MOD_COUNT = 0;
 
         private static final UnitValue LPX4 = new UnitValue(4, UnitValue.LPX, null);
         private static final UnitValue LPX6 = new UnitValue(6, UnitValue.LPX, null);
         private static final UnitValue LPX7 = new UnitValue(7, UnitValue.LPX, null);
 //        private static final UnitValue LPX8 = new UnitValue(8, UnitValue.LPX, null);
         private static final UnitValue LPX9 = new UnitValue(9, UnitValue.LPX, null);
         private static final UnitValue LPX10 = new UnitValue(10, UnitValue.LPX, null);
         private static final UnitValue LPX11 = new UnitValue(11, UnitValue.LPX, null);
         private static final UnitValue LPX12 = new UnitValue(12, UnitValue.LPX, null);
         private static final UnitValue LPX14 = new UnitValue(14, UnitValue.LPX, null);
         private static final UnitValue LPX16 = new UnitValue(16, UnitValue.LPX, null);
         private static final UnitValue LPX18 = new UnitValue(18, UnitValue.LPX, null);
         private static final UnitValue LPX20 = new UnitValue(20, UnitValue.LPX, null);
 
         private static final UnitValue LPY4 = new UnitValue(4, UnitValue.LPY, null);
         private static final UnitValue LPY6 = new UnitValue(6, UnitValue.LPY, null);
         private static final UnitValue LPY7 = new UnitValue(7, UnitValue.LPY, null);
 //        private static final UnitValue LPY8 = new UnitValue(8, UnitValue.LPY, null);
         private static final UnitValue LPY9 = new UnitValue(9, UnitValue.LPY, null);
         private static final UnitValue LPY10 = new UnitValue(10, UnitValue.LPY, null);
         private static final UnitValue LPY11 = new UnitValue(11, UnitValue.LPY, null);
         private static final UnitValue LPY12 = new UnitValue(12, UnitValue.LPY, null);
         private static final UnitValue LPY14 = new UnitValue(14, UnitValue.LPY, null);
         private static final UnitValue LPY16 = new UnitValue(16, UnitValue.LPY, null);
         private static final UnitValue LPY18 = new UnitValue(18, UnitValue.LPY, null);
         private static final UnitValue LPY20 = new UnitValue(20, UnitValue.LPY, null);
 
         public static final int WINDOWS_XP = 0;
         public static final int MAC_OSX = 1;
         public static final int GNOME = 2;
 //        private static final int KDE = 3;
 
         private static int CUR_PLAF = WINDOWS_XP;
 
         // Used for holding values.
         private final static UnitValue[] PANEL_INS = new UnitValue[4];
         private final static UnitValue[] DIALOG_INS = new UnitValue[4];
 
         private static String BUTTON_FORMAT = null;
 
         private static final HashMap<String, UnitValue> HOR_DEFS = new HashMap<String, UnitValue>(32);
         private static final HashMap<String, UnitValue> VER_DEFS = new HashMap<String, UnitValue>(32);
         private static BoundSize DEF_VGAP = null, DEF_HGAP = null;
         static BoundSize RELATED_X = null, RELATED_Y = null, UNRELATED_X = null, UNRELATED_Y = null;
         private static UnitValue BUTT_WIDTH = null;
 
         private static Float horScale = null, verScale = null;
 
         /** I value indicating that the size of the font for the container of the component
          * will be used as a base for calculating the logical pixel size. This is much as how
          * Windows calculated DLU (dialog units).
          * @see net.miginfocom.layout.UnitValue#LPX
          * @see net.miginfocom.layout.UnitValue#LPY
          * @see #setLogicalPixelBase(int)
          */
         public static final int BASE_FONT_SIZE = 100;
 
         /** I value indicating that the screen DPI will be used as a base for calculating the
          * logical pixel size.
          * <p>
          * This is the default value.
          * @see net.miginfocom.layout.UnitValue#LPX
          * @see net.miginfocom.layout.UnitValue#LPY
          * @see #setLogicalPixelBase(int)
          * @see #setVerticalScaleFactor(Float)
          * @see #setHorizontalScaleFactor(Float)
          */
         public static final int BASE_SCALE_FACTOR = 101;
 
         /** I value indicating that the size of a logical pixel should always be a real pixel
          * and thus no compensation will be made.
          * @see net.miginfocom.layout.UnitValue#LPX
          * @see net.miginfocom.layout.UnitValue#LPY
          * @see #setLogicalPixelBase(int)
          */
         public static final int BASE_REAL_PIXEL = 102;
 
         private static int LP_BASE = BASE_SCALE_FACTOR;
 
         private static Integer BASE_DPI_FORCED = null;
         private static int BASE_DPI = 96;
 
         private static boolean dra = true;
 
         static {
                 setPlatform(getCurrentPlatform());
                 MOD_COUNT = 0;
         }
 
         /** Returns the platform that the JRE is running on currently.
          * @return The platform that the JRE is running on currently. E.g. {@link #MAC_OSX}, {@link #WINDOWS_XP}, or {@link #GNOME}.
          */
         public static int getCurrentPlatform()
         {
                 final String os = System.getProperty("os.name");
                 if (os.startsWith("Mac OS")) {
                         return MAC_OSX;
                 } else if (os.startsWith("Linux")) {
                         return GNOME;
                 } else {
                         return WINDOWS_XP;
                 }
         }
 
         private PlatformDefaults()
         {
         }
 
         /** Set the defaults to the default for the platform
          * @param plaf The platform. <code>PlatformDefaults.WINDOWS_XP</code>,
          * <code>PlatformDefaults.MAC_OSX</code>, or
          * <code>PlatformDefaults.GNOME</code>.
          */
         public static void setPlatform(int plaf)
         {
                 switch (plaf) {
                         case WINDOWS_XP:
                                 setRelatedGap(LPX4, LPY4);
                                 setUnrelatedGap(LPX7, LPY9);
                                 setParagraphGap(LPX14, LPY14);
                                 setIndentGap(LPX9, LPY9);
                                 setGridCellGap(LPX4, LPY4);
 
                                 setMinimumButtonWidth(new UnitValue(75, UnitValue.LPX, null));
                                 setButtonOrder("L_E+U+YNBXOCAH_R");
                                 setDialogInsets(LPY11, LPX11, LPY11, LPX11);
                                 setPanelInsets(LPY7, LPX7, LPY7, LPX7);
                                 break;
                         case MAC_OSX:
                                 setRelatedGap(LPX4, LPY4);
                                 setUnrelatedGap(LPX7, LPY9);
                                 setParagraphGap(LPX14, LPY14);
                                 setIndentGap(LPX10, LPY10);
                                 setGridCellGap(LPX4, LPY4);
 
                                 setMinimumButtonWidth(new UnitValue(68, UnitValue.LPX, null));
                                 setButtonOrder("L_HE+U+NYBXCOA_R");
                                 setDialogInsets(LPY14, LPX20, LPY20, LPX20);
                                 setPanelInsets(LPY16, LPX16, LPY16, LPX16);
 
 //                                setRelatedGap(LPX8, LPY8);
 //                                setUnrelatedGap(LPX12, LPY12);
 //                                setParagraphGap(LPX16, LPY16);
 //                                setIndentGap(LPX10, LPY10);
 //                                setGridCellGap(LPX8, LPY8);
 //
 //                                setMinimumButtonWidth(new UnitValue(68, UnitValue.LPX, null));
 //                                setButtonOrder("L_HE+U+NYBXCOA_R");
 //                                setDialogInsets(LPY14, LPX20, LPY20, LPX20);
 //                                setPanelInsets(LPY16, LPX16, LPY16, LPX16);
                                 break;
                         case GNOME:
                                 setRelatedGap(LPX6, LPY6);                    // GNOME HIG 8.2.3
                                 setUnrelatedGap(LPX12, LPY12);                // GNOME HIG 8.2.3
                                 setParagraphGap(LPX18, LPY18);                // GNOME HIG 8.2.3
                                 setIndentGap(LPX12, LPY12);                   // GNOME HIG 8.2.3
                                 setGridCellGap(LPX6, LPY6);                   // GNOME HIG 8.2.3
 
                                 // GtkButtonBox, child-min-width property default value
                                 setMinimumButtonWidth(new UnitValue(85, UnitValue.LPX, null));
                                 setButtonOrder("L_HE+UNYACBXIO_R");           // GNOME HIG 3.4.2, 3.7.1
                                 setDialogInsets(LPY12, LPX12, LPY12, LPX12);  // GNOME HIG 3.4.3
                                 setPanelInsets(LPY6, LPX6, LPY6, LPX6);       // ???
                                 break;
                         default:
                                 throw new IllegalArgumentException("Unknown platform: " + plaf);
                 }
                 CUR_PLAF = plaf;
                 BASE_DPI = BASE_DPI_FORCED != null ? BASE_DPI_FORCED : getPlatformDPI(plaf);
         }
 
         private static int getPlatformDPI(int plaf)
         {
                 switch (plaf) {
                         case WINDOWS_XP:
                         case GNOME:
                                 return 96;
                         case MAC_OSX:
                                 try {
                                         return System.getProperty("java.version").compareTo("1.6") < 0 ? 72 : 96; // Default DPI was 72 prior to JSE 1.6
                                 } catch (Throwable t) {
                                         return 72;
                                 }
                         default:
                                 throw new IllegalArgumentException("Unknown platform: " + plaf);
                 }
         }
 
         /** Returns the current platform
          * @return <code>PlatformDefaults.WINDOWS</code> or <code>PlatformDefaults.MAC_OSX</code>
          */
         public static int getPlatform()
         {
                 return CUR_PLAF;
         }
 
         public static int getDefaultDPI()
         {
                 return BASE_DPI;
         }
 
         /** Sets the default platform DPI. Normally this is set in the {@link #setPlatform(int)} for the different platforms
          * but it can be tweaked here. For instance SWT on Mac does this.
          * <p>
          * Note that this is not the actual current DPI, but the base DPI for the toolkit.
          * @param dpi The base DPI. If null the default DPI is reset to the platform base DPI.
          */
         public static void setDefaultDPI(Integer dpi)
         {
                 BASE_DPI = dpi != null ? dpi : getPlatformDPI(CUR_PLAF);
                 BASE_DPI_FORCED = dpi;
         }
 
         /** The forced scale factor that all screen relative units (e.g. millimeters, inches and logical pixels) will be multiplied
          * with. If <code>null</code> this will default to a scale that will scale the current screen to the default screen resolution
          * (72 DPI for Mac and 92 DPI for Windows).
          * @return The forced scale or <code>null</code> for default scaling.
          * @see #getHorizontalScaleFactor()
          * @see ComponentWrapper#getHorizontalScreenDPI()
          */
         public static Float getHorizontalScaleFactor()
         {
                 return horScale;
         }
 
         /** The forced scale factor that all screen relative units (e.g. millimeters, inches and logical pixels) will be multiplied
          * with. If <code>null</code> this will default to a scale that will scale the current screen to the default screen resolution
          * (72 DPI for Mac and 92 DPI for Windows).
          * @param f The forced scale or <code>null</code> for default scaling.
          * @see #getHorizontalScaleFactor()
          * @see ComponentWrapper#getHorizontalScreenDPI()
          */
         public static void setHorizontalScaleFactor(Float f)
         {
                 if (LayoutUtil.equals(horScale, f) == false) {
                         horScale = f;
                         MOD_COUNT++;
                 }
         }
 
         /** The forced scale factor that all screen relative units (e.g. millimeters, inches and logical pixels) will be multiplied
          * with. If <code>null</code> this will default to a scale that will scale the current screen to the default screen resolution
          * (72 DPI for Mac and 92 DPI for Windows).
          * @return The forced scale or <code>null</code> for default scaling.
          * @see #getHorizontalScaleFactor()
          * @see ComponentWrapper#getVerticalScreenDPI()
          */
         public static Float getVerticalScaleFactor()
         {
                 return verScale;
         }
 
         /** The forced scale factor that all screen relative units (e.g. millimeters, inches and logical pixels) will be multiplied
          * with. If <code>null</code> this will default to a scale that will scale the current screen to the default screen resolution
          * (72 DPI for Mac and 92 DPI for Windows).
          * @param f The forced scale or <code>null</code> for default scaling.
          * @see #getHorizontalScaleFactor()
          * @see ComponentWrapper#getVerticalScreenDPI()
          */
         public static void setVerticalScaleFactor(Float f)
         {
                 if (LayoutUtil.equals(verScale, f) == false) {
                         verScale = f;
                         MOD_COUNT++;
                 }
         }
 
         /** What base value should be used to calculate logical pixel sizes.
          * @return The current base. Default is {@link #BASE_SCALE_FACTOR}
          * @see #BASE_FONT_SIZE
          * @see #BASE_SCALE_FACTOR
          * @see #BASE_REAL_PIXEL
 */
         public static int getLogicalPixelBase()
         {
                 return LP_BASE;
         }
 
         /** What base value should be used to calculate logical pixel sizes.
          * @param base The new base. Default is {@link #BASE_SCALE_FACTOR}
          * @see #BASE_FONT_SIZE
          * @see #BASE_SCALE_FACTOR
          * @see #BASE_REAL_PIXEL
          */
         public static void setLogicalPixelBase(int base)
         {
                 if (LP_BASE != base) {
                         if (base < BASE_FONT_SIZE || base > BASE_SCALE_FACTOR)
                                 throw new IllegalArgumentException("Unrecognized base: " + base);
 
                         LP_BASE = base;
                         MOD_COUNT++;
                 }
         }
 
         /** Sets gap value for components that are "related".
          * @param x The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          * @param y The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          */
         public static void setRelatedGap(UnitValue x, UnitValue y)
         {
                 setUnitValue(new String[] {"r", "rel", "related"}, x, y);
 
                 RELATED_X = new BoundSize(x, x, null, "rel:rel");
                 RELATED_Y = new BoundSize(y, y, null, "rel:rel");
         }
 
         /** Sets gap value for components that are "unrelated".
          * @param x The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          * @param y The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          */
         public static void setUnrelatedGap(UnitValue x, UnitValue y)
         {
                 setUnitValue(new String[] {"u", "unrel", "unrelated"}, x, y);
 
                 UNRELATED_X = new BoundSize(x, x, null, "unrel:unrel");
                 UNRELATED_Y = new BoundSize(y, y, null, "unrel:unrel");
         }
 
         /** Sets paragraph gap value for components.
          * @param x The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          * @param y The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          */
         public static void setParagraphGap(UnitValue x, UnitValue y)
         {
                 setUnitValue(new String[] {"p", "para", "paragraph"}, x, y);
         }
 
         /** Sets gap value for components that are "intended".
          * @param x The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          * @param y The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          */
         public static void setIndentGap(UnitValue x, UnitValue y)
         {
                 setUnitValue(new String[] {"i", "ind", "indent"}, x, y);
         }
 
         /** Sets gap between two cells in the grid. Note that this is not a gap between component IN a cell, that has to be set
          * on the component constraints. The value will be the min and preferred size of the gap.
          * @param x The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          * @param y The value that will be transformed to pixels. If <code>null</code> the current value will not change.
          */
         public static void setGridCellGap(UnitValue x, UnitValue y)
         {
                 if (x != null)
                         DEF_HGAP = new BoundSize(x, x, null, null);
 
                 if (y != null)
                         DEF_VGAP = new BoundSize(y, y, null, null);
 
                 MOD_COUNT++;
         }
 
         /** Sets the recommended minimum button width.
          * @param width The recommended minimum button width.
          */
         public static void setMinimumButtonWidth(UnitValue width)
         {
                 BUTT_WIDTH = width;
                 MOD_COUNT++;
         }
 
         /** Returns the recommended minimum button width depending on the current set platform.
          * @return The recommended minimum button width depending on the current set platform.
          */
         public static UnitValue getMinimumButtonWidth()
         {
                 return BUTT_WIDTH;
         }
 
         /** Returns the unit value associated with the unit. (E.i. "related" or "indent"). Must be lower case.
          * @param unit The unit string.
          * @return The unit value associated with the unit. <code>null</code> for unrecognized units.
          */
         public static UnitValue getUnitValueX(String unit)
         {
                 return HOR_DEFS.get(unit);
         }
 
         /** Returns the unit value associated with the unit. (E.i. "related" or "indent"). Must be lower case.
          * @param unit The unit string.
          * @return The unit value associated with the unit. <code>null</code> for unrecognized units.
          */
         public static UnitValue getUnitValueY(String unit)
         {
                 return VER_DEFS.get(unit);
         }
 
         /** Sets the unit value associated with a unit string. This may be used to store values for new unit strings
          * or modify old. Note that if a built in unit (such as "related") is modified all versions of it must be
          * set (I.e. "r", "rel" and "related"). The build in values will be reset to the default ones if the platform
          * is re-set.
          * @param unitStrings The unit strings. E.g. "mu", "myunit". Will be converted to lower case and trimmed. Not <code>null</code>.
          * @param x The value for the horizontal dimension. If <code>null</code> the value is not changed.
          * @param y The value for the vertical dimension. Might be same object as for <code>x</code>. If <code>null</code> the value is not changed.
          */
         public static final void setUnitValue(String[] unitStrings, UnitValue x, UnitValue y)
         {
                 for (String unitString : unitStrings) {
                         String s = unitString.toLowerCase().trim();
                         if (x != null)
                                 HOR_DEFS.put(s, x);
                         if (y != null)
                                 VER_DEFS.put(s, y);
                 }
                 MOD_COUNT++;
         }
 
         /** Understands ("r", "rel", "related") OR ("u", "unrel", "unrelated") OR ("i", "ind", "indent") OR ("p", "para", "paragraph").
          */
         static int convertToPixels(float value, String unit, boolean isHor, float ref, ContainerWrapper parent, ComponentWrapper comp)
         {
                 UnitValue uv = (isHor ? HOR_DEFS : VER_DEFS).get(unit);
                 return uv != null ? Math.round(value * uv.getPixels(ref, parent, comp)) : UnitConverter.UNABLE;
         }
 
         /** Returns the order for the typical buttons in a standard button bar. It is one letter per button type.
          * @return The button order.
          * @see #setButtonOrder(String)
          */
         public static String getButtonOrder()
         {
                 return BUTTON_FORMAT;
         }
 
         /** Sets the order for the typical buttons in a standard button bar. It is one letter per button type.
          * <p>
          * Letter in upper case will get the minimum button width that the {@link #getMinimumButtonWidth()} specifies
          * and letters in lower case will get the width the current look&feel specifies.
          * <p>
          * Gaps will never be added to before the first component or after the last component. However, '+' (push) will be
          * applied before and after as well, but with a minimum size of 0 if first/last so there will not be a gap
          * before or after.
          * <p>
          * If gaps are explicitly set on buttons they will never be reduced, but they may be increased.
          * <p>
          * These are the characters that can be used:
          * <ul>
          * <li><code>'L'</code> - Buttons with this style tag will staticall end up on the left end of the bar.
          * <li><code>'R'</code> - Buttons with this style tag will staticall end up on the right end of the bar.
          * <li><code>'H'</code> - A tag for the "help" button that normally is supposed to be on the right.
          * <li><code>'E'</code> - A tag for the "help2" button that normally is supposed to be on the left.
          * <li><code>'Y'</code> - A tag for the "yes" button.
          * <li><code>'N'</code> - A tag for the "no" button.
          * <li><code>'X'</code> - A tag for the "next >" or "forward >" button.
          * <li><code>'B'</code> - A tag for the "< back>" or "< previous" button.
          * <li><code>'I'</code> - A tag for the "finish".
          * <li><code>'A'</code> - A tag for the "apply" button.
          * <li><code>'C'</code> - A tag for the "cancel" or "close" button.
          * <li><code>'O'</code> - A tag for the "ok" or "done" button.
          * <li><code>'U'</code> - All Uncategorized, Other, or "Unknown" buttons. Tag will be "other".
          * <li><code>'+'</code> - A glue push gap that will take as much space as it can and at least an "unrelated" gap. (Platform dependant)
          * <li><code>'_'</code> - (underscore) An "unrelated" gap. (Platform dependant)
          * </ul>
          * <p>
          * Even though the style tags are normally applied to buttons this works with all components.
          * <p>
          * The normal style for MAC OS X is <code>"L_HE+U+FBI_NYCOA_R"</code>,
          * for Windows is <code>"L_E+U+FBI_YNOCAH_R"</code>, and for GNOME is
          * <code>"L_HE+UNYACBXIO_R"</code>.
          *
          * @param order The new button order for the current platform.
          */
         public static void setButtonOrder(String order)
         {
                 BUTTON_FORMAT = order;
                 MOD_COUNT++;
         }
 
         /** Returns the tag (used in the {@link CC}) for a char. The char is same as used in {@link #getButtonOrder()}.
          * @param c The char. Must be lower case!
          * @return The tag that corresponds to the char or <code>null</code> if the char is unrecognized.
          */
         static String getTagForChar(char c)
         {
                 switch (c) {
                         case 'o':
                                 return "ok";
                         case 'c':
                                 return "cancel";
                         case 'h':
                                 return "help";
                         case 'e':
                                 return "help2";
                         case 'y':
                                 return "yes";
                         case 'n':
                                 return "no";
                         case 'a':
                                 return "apply";
                         case 'x':
                                 return "next";  // a.k.a forward
                         case 'b':
                                 return "back";  // a.k.a. previous
                         case 'i':
                                 return "finish";
                         case 'l':
                                 return "left";
                         case 'r':
                                 return "right";
                         case 'u':
                                 return "other";
                         default:
                                 return null;
                 }
         }
 
         /** Returns the platform recommended inter-cell gap in the horizontal (x) dimension..
          * @return The platform recommended inter-cell gap in the horizontal (x) dimension..
          */
         public static BoundSize getGridGapX()
         {
                 return DEF_HGAP;
         }
 
         /** Returns the platform recommended inter-cell gap in the vertical (x) dimension..
          * @return The platform recommended inter-cell gap in the vertical (x) dimension..
          */
         public static BoundSize getGridGapY()
         {
                 return DEF_VGAP;
         }
 
         /** Returns the default dialog inset depending of the current platform.
          * @param side top == 0, left == 1, bottom = 2, right = 3.
          * @return The inset. Never <code>null</code>.
          */
         public static UnitValue getDialogInsets(int side)
         {
                 return DIALOG_INS[side];
         }
 
         /** Sets the default insets for a dialog. Values that are null will not be changed.
          * @param top The top inset. May be <code>null</code>.
          * @param left The left inset. May be <code>null</code>.
          * @param bottom The bottom inset. May be <code>null</code>.
          * @param right The right inset. May be <code>null</code>.
          */
         public static void setDialogInsets(UnitValue top, UnitValue left, UnitValue bottom, UnitValue right)
         {
                 if (top != null)
                         DIALOG_INS[0] = top;
 
                 if (left != null)
                         DIALOG_INS[1] = left;
 
                 if (bottom != null)
                         DIALOG_INS[2] = bottom;
 
                 if (right != null)
                         DIALOG_INS[3] = right;
 
                 MOD_COUNT++;
         }
 
         /** Returns the default panel inset depending of the current platform.
          * @param side top == 0, left == 1, bottom = 2, right = 3.
          * @return The inset. Never <code>null</code>.
          */
         public static UnitValue getPanelInsets(int side)
         {
                 return PANEL_INS[side];
         }
 
         /** Sets the default insets for a dialog. Values that are null will not be changed.
          * @param top The top inset. May be <code>null</code>.
          * @param left The left inset. May be <code>null</code>.
          * @param bottom The bottom inset. May be <code>null</code>.
          * @param right The right inset. May be <code>null</code>.
          */
         public static void setPanelInsets(UnitValue top, UnitValue left, UnitValue bottom, UnitValue right)
         {
                 if (top != null)
                         PANEL_INS[0] = top;
 
                 if (left != null)
                         PANEL_INS[1] = left;
 
                 if (bottom != null)
                         PANEL_INS[2] = bottom;
 
                 if (right != null)
                         PANEL_INS[3] = right;
 
                 MOD_COUNT++;
         }
 
         /** Returns the percentage used for alignment for labels (0 is left, 50 is center and 100 is right).
          * @return The percentage used for alignment for labels
          */
         public static float getLabelAlignPercentage()
         {
                 return CUR_PLAF == MAC_OSX ? 1f : 0f;
         }
 
         /** Returns the default gap between two components that <b>are in the same cell</b>.
          * @param comp The component that the gap is for. Never <code>null</code>.
          * @param adjacentComp The adjacent component if any. May be <code>null</code>.
          * @param adjacentSide What side the <code>adjacentComp</code> is on. {@link javax.swing.SwingUtilities#TOP} or
          * {@link javax.swing.SwingUtilities#LEFT} or {@link javax.swing.SwingUtilities#BOTTOM} or {@link javax.swing.SwingUtilities#RIGHT}.
          * @param tag The tag string that the component might be tagged with in the component constraints. May be <code>null</code>.
          * @param isLTR If it is left-to-right.
          * @return The default gap between two components or <code>null</code> if there should be no gap.
          */
         static BoundSize getDefaultComponentGap(ComponentWrapper comp, ComponentWrapper adjacentComp, int adjacentSide, String tag, boolean isLTR)
         {
                 if (GAP_PROVIDER != null)
                         return GAP_PROVIDER.getDefaultGap(comp, adjacentComp, adjacentSide, tag, isLTR);
 
                 if (adjacentComp == null)
                         return null;
 
 //                if (adjacentComp == null || adjacentSide == SwingConstants.LEFT || adjacentSide == SwingConstants.TOP)
 //                        return null;
 
                 return (adjacentSide == SwingConstants.LEFT || adjacentSide == SwingConstants.RIGHT) ? RELATED_X : RELATED_Y;
         }
 
         /** Returns the current gap provider or <code>null</code> if none is set and "related" should always be used.
          * @return The current gap provider or <code>null</code> if none is set and "related" should always be used.
          */
         public static InCellGapProvider getGapProvider()
         {
                 return GAP_PROVIDER;
         }
 
         /** Sets the current gap provider or <code>null</code> if none is set and "related" should always be used.
          * @param provider The current gap provider or <code>null</code> if none is set and "related" should always be used.
          */
         public static void setGapProvider(InCellGapProvider provider)
         {
                 GAP_PROVIDER = provider;
         }
 
         /** Returns how many times the defaults has been changed. This can be used as a light weight check to
          * see if layout caches needs to be refreshed.
          * @return How many times the defaults has been changed.
          */
         public static int getModCount()
         {
                 return MOD_COUNT;
         }
 
         /** Tells all layout manager instances to revalidate and recalculated everything.
          */
         public void invalidate()
         {
                 MOD_COUNT++;
         }
 
         /** Returns the current default unit. The default unit is the unit used if no unit is set. E.g. "width 10".
          * @return The current default unit.
          * @see UnitValue#PIXEL
          * @see UnitValue#LPX
          */
         public static int getDefaultHorizontalUnit()
         {
                 return DEF_H_UNIT;
         }
 
         /** Sets the default unit. The default unit is the unit used if no unit is set. E.g. "width 10".
          * @param unit The new default unit.
          * @see UnitValue#PIXEL
          * @see UnitValue#LPX
          */
         public static void setDefaultHorizontalUnit(int unit)
         {
                 if (unit < UnitValue.PIXEL || unit > UnitValue.LABEL_ALIGN)
                         throw new IllegalArgumentException("Illegal Unit: " + unit);
 
                 if (DEF_H_UNIT != unit) {
                         DEF_H_UNIT = unit;
                         MOD_COUNT++;
                 }
         }
 
         /** Returns the current default unit. The default unit is the unit used if no unit is set. E.g. "width 10".
          * @return The current default unit.
          * @see UnitValue#PIXEL
          * @see UnitValue#LPY
          */
         public static int getDefaultVerticalUnit()
         {
                 return DEF_V_UNIT;
         }
 
         /** Sets the default unit. The default unit is the unit used if no unit is set. E.g. "width 10".
          * @param unit The new default unit.
          * @see UnitValue#PIXEL
          * @see UnitValue#LPY
          */
         public static void setDefaultVerticalUnit(int unit)
         {
                 if (unit < UnitValue.PIXEL || unit > UnitValue.LABEL_ALIGN)
                         throw new IllegalArgumentException("Illegal Unit: " + unit);
 
                 if (DEF_V_UNIT != unit) {
                         DEF_V_UNIT = unit;
                         MOD_COUNT++;
                 }
         }
 
         /** The default alignment for rows. Pre v3.5 this was <code>false</code> but now it is
          * <code>true</code>.
          * @return The current value. Default is <code>true</code>.
          * @since 3.5
          */
         public static boolean getDefaultRowAlignmentBaseline()
         {
                 return dra;
         }
 
         /** The default alignment for rows. Pre v3.5 this was <code>false</code> but now it is
          * <code>true</code>.
          * @param b The new value. Default is <code>true</code> from v3.5.
          * @since 3.5
          */
         public static void setDefaultRowAlignmentBaseline(boolean b)
         {
                 dra = b;
         }
 }