net.miginfocom.layout.PlatformDefaults Maven / Gradle / Ivy
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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 HOR_DEFS = new HashMap(32);
private static final HashMap VER_DEFS = new HashMap(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.
*
* 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. PlatformDefaults.WINDOWS_XP,
* PlatformDefaults.MAC_OSX, or
* PlatformDefaults.GNOME.
*/
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.intValue() : 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 PlatformDefaults.WINDOWS or PlatformDefaults.MAC_OSX
*/
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.
*
* 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.intValue() : 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 null 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 null 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 null 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 null 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 null 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 null 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 null 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 null 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_SCREEN_DPI_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_SCREEN_DPI_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 null the current value will not change.
* @param y The value that will be transformed to pixels. If null 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 null the current value will not change.
* @param y The value that will be transformed to pixels. If null 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 null the current value will not change.
* @param y The value that will be transformed to pixels. If null 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 null the current value will not change.
* @param y The value that will be transformed to pixels. If null 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 null the current value will not change.
* @param y The value that will be transformed to pixels. If null 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. null 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. null 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 null.
* @param x The value for the horizontal dimension. If null the value is not changed.
* @param y The value for the vertical dimension. Might be same object as for x. If null the value is not changed.
*/
public static final void setUnitValue(String[] unitStrings, UnitValue x, UnitValue y)
{
for (int i = 0; i < unitStrings.length; i++) {
String s = unitStrings[i].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 final 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 final String getButtonOrder()
{
return BUTTON_FORMAT;
}
/** Sets the order for the typical buttons in a standard button bar. It is one letter per button type.
*
* 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.
*
* 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.
*
* If gaps are explicitly set on buttons they will never be reduced, but they may be increased.
*
* These are the characters that can be used:
*
* 'L' - Buttons with this style tag will staticall end up on the left end of the bar.
* 'R' - Buttons with this style tag will staticall end up on the right end of the bar.
* 'H' - A tag for the "help" button that normally is supposed to be on the right.
* 'E' - A tag for the "help2" button that normally is supposed to be on the left.
* 'Y' - A tag for the "yes" button.
* 'N' - A tag for the "no" button.
* 'X' - A tag for the "next >" or "forward >" button.
* 'B' - A tag for the "< back>" or "< previous" button.
* 'I' - A tag for the "finish".
* 'A' - A tag for the "apply" button.
* 'C' - A tag for the "cancel" or "close" button.
* 'O' - A tag for the "ok" or "done" button.
* 'U' - All Uncategorized, Other, or "Unknown" buttons. Tag will be "other".
* '+' - A glue push gap that will take as much space as it can and at least an "unrelated" gap. (Platform dependant)
* '_' - (underscore) An "unrelated" gap. (Platform dependant)
*
*
* Even though the style tags are normally applied to buttons this works with all components.
*
* The normal style for MAC OS X is "L_HE+U+FBI_NYCOA_R",
* for Windows is "L_E+U+FBI_YNOCAH_R", and for GNOME is
* "L_HE+UNYACBXIO_R".
*
* @param order The new button order for the current platform.
*/
public static final 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 null if the char is unrecognized.
*/
static final 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 null.
*/
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 null.
* @param left The left inset. May be null.
* @param bottom The bottom inset. May be null.
* @param right The right inset. May be null.
*/
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 null.
*/
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 null.
* @param left The left inset. May be null.
* @param bottom The bottom inset. May be null.
* @param right The right inset. May be null.
*/
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 are in the same cell.
* @param comp The component that the gap is for. Never null.
* @param adjacentComp The adjacent component if any. May be null.
* @param adjacentSide What side the adjacentComp 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 null.
* @param isLTR If it is left-to-right.
* @return The default gap between two components or null 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 null if none is set and "related" should always be used.
* @return The current gap provider or null if none is set and "related" should always be used.
*/
public static InCellGapProvider getGapProvider()
{
return GAP_PROVIDER;
}
/** Sets the current gap provider or null if none is set and "related" should always be used.
* @param provider The current gap provider or null 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 final 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 final 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 final 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 final 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 false but now it is
* true.
* @return The current value. Default is true.
* @since 3.5
*/
public static boolean getDefaultRowAlignmentBaseline()
{
return dra;
}
/** The default alignment for rows. Pre v3.5 this was false but now it is
* true.
* @param b The new value. Default is true from v3.5.
* @since 3.5
*/
public static void setDefaultRowAlignmentBaseline(boolean b)
{
dra = b;
}
}