/* * @(#)BorderFactory.java 1.30 03/12/19 * * Copyright 2004 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package javax.swing; import java.awt.Color; import java.awt.Font; import javax.swing.JComponent; import javax.swing.border.*; /** * Factory class for vending standard Border objects. Wherever * possible, this factory will hand out references to shared * Border instances. * For further information and examples see * How to Use Borders, * a section in The Java Tutorial. * * @version 1.30 12/19/03 * @author David Kloba */ public class BorderFactory { /** Don't let anyone instantiate this class */ private BorderFactory() { } //// LineBorder /////////////////////////////////////////////////////////////// /** * Creates a line border withe the specified color. * * @param color a Color to use for the line * @return the Border object */ public static Border createLineBorder(Color color) { return new LineBorder(color, 1); } /** * Creates a line border with the specified color * and width. The width applies to all four sides of the * border. To specify widths individually for the top, * bottom, left, and right, use * {@link #createMatteBorder(int,int,int,int,Color)}. * * @param color a Color to use for the line * @param thickness an integer specifying the width in pixels * @return the Border object */ public static Border createLineBorder(Color color, int thickness) { return new LineBorder(color, thickness); } // public static Border createLineBorder(Color color, int thickness, // boolean drawRounded) { // return new JLineBorder(color, thickness, drawRounded); // } //// BevelBorder ///////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////// static final Border sharedRaisedBevel = new BevelBorder(BevelBorder.RAISED); static final Border sharedLoweredBevel = new BevelBorder(BevelBorder.LOWERED); /** * Creates a border with a raised beveled edge, using * brighter shades of the component's current background color * for highlighting, and darker shading for shadows. * (In a raised border, highlights are on top and shadows * are underneath.) * * @return the Border object */ public static Border createRaisedBevelBorder() { return createSharedBevel(BevelBorder.RAISED); } /** * Creates a border with a lowered beveled edge, using * brighter shades of the component's current background color * for highlighting, and darker shading for shadows. * (In a lowered border, shadows are on top and highlights * are underneath.) * * @return the Border object */ public static Border createLoweredBevelBorder() { return createSharedBevel(BevelBorder.LOWERED); } /** * Creates a beveled border of the specified type, using * brighter shades of the component's current background color * for highlighting, and darker shading for shadows. * (In a lowered border, shadows are on top and highlights * are underneath.) * * @param type an integer specifying either * BevelBorder.LOWERED or * BevelBorder.RAISED * @return the Border object */ public static Border createBevelBorder(int type) { return createSharedBevel(type); } /** * Creates a beveled border of the specified type, using * the specified highlighting and shadowing. The outer * edge of the highlighted area uses a brighter shade of * the highlight color. The inner edge of the shadow area * uses a brighter shade of the shadow color. * * @param type an integer specifying either * BevelBorder.LOWERED or * BevelBorder.RAISED * @param highlight a Color object for highlights * @param shadow a Color object for shadows * @return the Border object */ public static Border createBevelBorder(int type, Color highlight, Color shadow) { return new BevelBorder(type, highlight, shadow); } /** * Creates a beveled border of the specified type, using * the specified colors for the inner and outer highlight * and shadow areas. *

* Note: The shadow inner and outer colors are * switched for a lowered bevel border. * * @param type an integer specifying either * BevelBorder.LOWERED or * BevelBorder.RAISED * @param highlightOuter a Color object for the * outer edge of the highlight area * @param highlightInner a Color object for the * inner edge of the highlight area * @param shadowOuter a Color object for the * outer edge of the shadow area * @param shadowInner a Color object for the * inner edge of the shadow area * @return the Border object */ public static Border createBevelBorder(int type, Color highlightOuter, Color highlightInner, Color shadowOuter, Color shadowInner) { return new BevelBorder(type, highlightOuter, highlightInner, shadowOuter, shadowInner); } static Border createSharedBevel(int type) { if(type == BevelBorder.RAISED) { return sharedRaisedBevel; } else if(type == BevelBorder.LOWERED) { return sharedLoweredBevel; } return null; } //// EtchedBorder /////////////////////////////////////////////////////////// static final Border sharedEtchedBorder = new EtchedBorder(); private static Border sharedRaisedEtchedBorder; /** * Creates a border with an "etched" look using * the component's current background color for * highlighting and shading. * * @return the Border object */ public static Border createEtchedBorder() { return sharedEtchedBorder; } /** * Creates a border with an "etched" look using * the specified highlighting and shading colors. * * @param highlight a Color object for the border highlights * @param shadow a Color object for the border shadows * @return the Border object */ public static Border createEtchedBorder(Color highlight, Color shadow) { return new EtchedBorder(highlight, shadow); } /** * Creates a border with an "etched" look using * the component's current background color for * highlighting and shading. * * @param type one of EtchedBorder.RAISED, or * EtchedBorder.LOWERED * @return the Border object * @exception IllegalArgumentException if type is not either * EtchedBorder.RAISED or * EtchedBorder.LOWERED * @since 1.3 */ public static Border createEtchedBorder(int type) { switch (type) { case EtchedBorder.RAISED: if (sharedRaisedEtchedBorder == null) { sharedRaisedEtchedBorder = new EtchedBorder (EtchedBorder.RAISED); } return sharedRaisedEtchedBorder; case EtchedBorder.LOWERED: return sharedEtchedBorder; default: throw new IllegalArgumentException("type must be one of EtchedBorder.RAISED or EtchedBorder.LOWERED"); } } /** * Creates a border with an "etched" look using * the specified highlighting and shading colors. * * @param type one of EtchedBorder.RAISED, or * EtchedBorder.LOWERED * @param highlight a Color object for the border highlights * @param shadow a Color object for the border shadows * @return the Border object * @since 1.3 */ public static Border createEtchedBorder(int type, Color highlight, Color shadow) { return new EtchedBorder(type, highlight, shadow); } //// TitledBorder //////////////////////////////////////////////////////////// /** * Creates a new title border specifying the text of the title, using * the default border (etched), using the default text position * (sitting on the top * line) and default justification (leading) and using the default * font and text color determined by the current look and feel. * * @param title a String containing the text of the title * @return the TitledBorder object */ public static TitledBorder createTitledBorder(String title) { return new TitledBorder(title); } /** * Creates a new title border with an empty title specifying the * border object, using the default text position (sitting on the top * line) and default justification (leading) and using the default * font, and text color. * * @param border the Border object to add the title to, if * null the Border is determined by the * current look and feel. * @return the TitledBorder object */ public static TitledBorder createTitledBorder(Border border) { return new TitledBorder(border); } /** * Adds a title to an existing border, specifying the text of * the title, using the default positioning (sitting on the top * line) and default justification (leading) and using the default * font and text color determined by the current look and feel. * * @param border the Border object to add the title to * @param title a String containing the text of the title * @return the TitledBorder object */ public static TitledBorder createTitledBorder(Border border, String title) { return new TitledBorder(border, title); } /** * Adds a title to an existing border, specifying the text of * the title along with its positioning, using the default * font and text color determined by the current look and feel. * * @param border the Border object to add the title to * @param title a String containing the text of the title * @param titleJustification an integer specifying the justification * of the title -- one of the following: *

* @param titlePosition an integer specifying the vertical position of * the text in relation to the border -- one of the following: * * @return the TitledBorder object */ public static TitledBorder createTitledBorder(Border border, String title, int titleJustification, int titlePosition) { return new TitledBorder(border, title, titleJustification, titlePosition); } /** * Adds a title to an existing border, specifying the text of * the title along with its positioning and font, using the * default text color determined by the current look and feel. * * @param border the Border object to add the title to * @param title a String containing the text of the title * @param titleJustification an integer specifying the justification * of the title -- one of the following: * * @param titlePosition an integer specifying the vertical position of * the text in relation to the border -- one of the following: * * @param titleFont a Font object specifying the title font * @return the TitledBorder object */ public static TitledBorder createTitledBorder(Border border, String title, int titleJustification, int titlePosition, Font titleFont) { return new TitledBorder(border, title, titleJustification, titlePosition, titleFont); } /** * Adds a title to an existing border, specifying the text of * the title along with its positioning, font, and color. * * @param border the Border object to add the title to * @param title a String containing the text of the title * @param titleJustification an integer specifying the justification * of the title -- one of the following: * * @param titlePosition an integer specifying the vertical position of * the text in relation to the border -- one of the following: *
    *
  • TitledBorder.ABOVE_TOP *
  • TitledBorder.TOP (sitting on the top line) *
  • TitledBorder.BELOW_TOP *
  • TitledBorder.ABOVE_BOTTOM *
  • TitledBorder.BOTTOM (sitting on the bottom line) *
  • TitledBorder.BELOW_BOTTOM *
  • TitledBorder.DEFAULT_POSITION (top) *
* @param titleFont a Font object specifying the title font * @param titleColor a Color object specifying the title color * @return the TitledBorder object */ public static TitledBorder createTitledBorder(Border border, String title, int titleJustification, int titlePosition, Font titleFont, Color titleColor) { return new TitledBorder(border, title, titleJustification, titlePosition, titleFont, titleColor); } //// EmptyBorder /////////////////////////////////////////////////////////// final static Border emptyBorder = new EmptyBorder(0, 0, 0, 0); /** * Creates an empty border that takes up no space. (The width * of the top, bottom, left, and right sides are all zero.) * * @return the Border object */ public static Border createEmptyBorder() { return emptyBorder; } /** * Creates an empty border that takes up space but which does * no drawing, specifying the width of the top, left, bottom, and * right sides. * * @param top an integer specifying the width of the top, * in pixels * @param left an integer specifying the width of the left side, * in pixels * @param bottom an integer specifying the width of the bottom, * in pixels * @param right an integer specifying the width of the right side, * in pixels * @return the Border object */ public static Border createEmptyBorder(int top, int left, int bottom, int right) { return new EmptyBorder(top, left, bottom, right); } //// CompoundBorder //////////////////////////////////////////////////////// /** * Creates a compound border with a null inside edge and a * null outside edge. * * @return the CompoundBorder object */ public static CompoundBorder createCompoundBorder() { return new CompoundBorder(); } /** * Creates a compound border specifying the border objects to use * for the outside and inside edges. * * @param outsideBorder a Border object for the outer * edge of the compound border * @param insideBorder a Border object for the inner * edge of the compound border * @return the CompoundBorder object */ public static CompoundBorder createCompoundBorder(Border outsideBorder, Border insideBorder) { return new CompoundBorder(outsideBorder, insideBorder); } //// MatteBorder //////////////////////////////////////////////////////// /** * Creates a matte-look border using a solid color. (The difference between * this border and a line border is that you can specify the individual * border dimensions.) * * @param top an integer specifying the width of the top, * in pixels * @param left an integer specifying the width of the left side, * in pixels * @param bottom an integer specifying the width of the right side, * in pixels * @param right an integer specifying the width of the bottom, * in pixels * @param color a Color to use for the border * @return the MatteBorder object */ public static MatteBorder createMatteBorder(int top, int left, int bottom, int right, Color color) { return new MatteBorder(top, left, bottom, right, color); } /** * Creates a matte-look border that consists of multiple tiles of a * specified icon. Multiple copies of the icon are placed side-by-side * to fill up the border area. *

* Note:
* If the icon doesn't load, the border area is painted gray. * * @param top an integer specifying the width of the top, * in pixels * @param left an integer specifying the width of the left side, * in pixels * @param bottom an integer specifying the width of the right side, * in pixels * @param right an integer specifying the width of the bottom, * in pixels * @param tileIcon the Icon object used for the border tiles * @return the MatteBorder object */ public static MatteBorder createMatteBorder(int top, int left, int bottom, int right, Icon tileIcon) { return new MatteBorder(top, left, bottom, right, tileIcon); } }