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Java Source | 2002-09-06 | 12.9 KB | 342 lines |
- /*
- * Copyright (c) 2002 Sun Microsystems, Inc. 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.
- *
- * -Redistribution in binary form must reproduct 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 Sun Microsystems, Inc. or the names of contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
- * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
- * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT
- * BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT
- * OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS
- * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST
- * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
- * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
- * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN
- * IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed, licensed or intended for
- * use in the design, construction, operation or maintenance of any nuclear
- * facility.
- */
-
- /*
- * @(#)LayoutControlPanel.java 1.5 02/06/13
- */
-
- import javax.swing.*;
- import javax.swing.text.*;
- import javax.swing.border.*;
-
- import java.awt.*;
- import java.awt.event.*;
- import java.util.*;
-
- /*
- * The LayoutControlPanel contains controls for setting an
- * AbstractButton's horizontal and vertical text position and
- * horizontal and vertical alignment.
- */
-
- public class LayoutControlPanel extends JPanel implements SwingConstants {
-
- private boolean absolutePositions;
- private DirectionPanel textPosition = null;
- private DirectionPanel labelAlignment = null;
- private ButtonDemo demo = null;
-
- // private ComponentOrientChanger componentOrientChanger = null;
-
- LayoutControlPanel(ButtonDemo demo) {
- this.demo = demo;
-
- // this.componentOrientationChanger = componentOrientationChanger;
-
- setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
- setAlignmentX(LEFT_ALIGNMENT);
- setAlignmentY(TOP_ALIGNMENT);
-
- JLabel l;
-
- // If SwingSet has a ComponentOrientationChanger, then include control
- // for choosing between absolute and relative positioning. This will
- // only happen when we're running on JDK 1.2 or above.
- //
- // if(componentOrientationChanger != null ) {
- // l = new JLabel("Positioning:");
- // add(l);
- //
- // ButtonGroup group = new ButtonGroup();
- // PositioningListener positioningListener = new PositioningListener();
- // JRadioButton absolutePos = new JRadioButton("Absolute");
- // absolutePos.setMnemonic('a');
- // absolutePos.setToolTipText("Text/Content positioning is independant of line direction");
- // group.add(absolutePos);
- // absolutePos.addItemListener(positioningListener);
- // add(absolutePos);
- //
- // JRadioButton relativePos = new JRadioButton("Relative");
- // relativePos.setMnemonic('r');
- // relativePos.setToolTipText("Text/Content positioning depends on line direction.");
- // group.add(relativePos);
- // relativePos.addItemListener(positioningListener);
- // add(relativePos);
- //
- // add(Box.createRigidArea(demo.VGAP20));
- //
- // absolutePositions = false;
- // relativePos.setSelected(true);
- //
- // componentOrientationChanger.addActionListener( new OrientationChangeListener() );
- //} else {
- absolutePositions = true;
- //}
-
- textPosition = new DirectionPanel(true, "E", new TextPositionListener());
- labelAlignment = new DirectionPanel(true, "C", new LabelAlignmentListener());
-
- // Make sure the controls' text position and label alignment match
- // the initial value of the associated direction panel.
- for(int i = 0; i < demo.getCurrentControls().size(); i++) {
- Component c = (Component) demo.getCurrentControls().elementAt(i);
- setPosition(c, RIGHT, CENTER);
- setAlignment(c,CENTER,CENTER);
- }
-
- l = new JLabel("Text Position:");
- add(l);
- add(textPosition);
-
- add(Box.createRigidArea(demo.VGAP20));
-
- l = new JLabel("Content Alignment:");
- add(l);
- add(labelAlignment);
-
- add(Box.createGlue());
- }
-
-
- class OrientationChangeListener implements ActionListener {
- public void actionPerformed( ActionEvent e ) {
- if( !e.getActionCommand().equals("OrientationChanged") ){
- return;
- }
- if( absolutePositions ){
- return;
- }
-
- String currentTextPosition = textPosition.getSelection();
- if( currentTextPosition.equals("NW") )
- textPosition.setSelection("NE");
- else if( currentTextPosition.equals("NE") )
- textPosition.setSelection("NW");
- else if( currentTextPosition.equals("E") )
- textPosition.setSelection("W");
- else if( currentTextPosition.equals("W") )
- textPosition.setSelection("E");
- else if( currentTextPosition.equals("SE") )
- textPosition.setSelection("SW");
- else if( currentTextPosition.equals("SW") )
- textPosition.setSelection("SE");
-
- String currentLabelAlignment = labelAlignment.getSelection();
- if( currentLabelAlignment.equals("NW") )
- labelAlignment.setSelection("NE");
- else if( currentLabelAlignment.equals("NE") )
- labelAlignment.setSelection("NW");
- else if( currentLabelAlignment.equals("E") )
- labelAlignment.setSelection("W");
- else if( currentLabelAlignment.equals("W") )
- labelAlignment.setSelection("E");
- else if( currentLabelAlignment.equals("SE") )
- labelAlignment.setSelection("SW");
- else if( currentLabelAlignment.equals("SW") )
- labelAlignment.setSelection("SE");
- }
- }
-
- class PositioningListener implements ItemListener {
-
- public void itemStateChanged(ItemEvent e) {
- JRadioButton rb = (JRadioButton) e.getSource();
- if(rb.getText().equals("Absolute") && rb.isSelected()) {
- absolutePositions = true;
- } else if(rb.getText().equals("Relative") && rb.isSelected()) {
- absolutePositions = false;
- }
-
- for(int i = 0; i < demo.getCurrentControls().size(); i++) {
- Component c = (Component) demo.getCurrentControls().elementAt(i);
- int hPos, vPos, hAlign, vAlign;
- if( c instanceof AbstractButton ) {
- hPos = ((AbstractButton)c).getHorizontalTextPosition();
- vPos = ((AbstractButton)c).getVerticalTextPosition();
- hAlign = ((AbstractButton)c).getHorizontalAlignment();
- vAlign = ((AbstractButton)c).getVerticalAlignment();
- } else if( c instanceof JLabel ) {
- hPos = ((JLabel)c).getHorizontalTextPosition();
- vPos = ((JLabel)c).getVerticalTextPosition();
- hAlign = ((JLabel)c).getHorizontalAlignment();
- vAlign = ((JLabel)c).getVerticalAlignment();
- } else {
- continue;
- }
- setPosition(c, hPos, vPos);
- setAlignment(c, hAlign, vAlign);
- }
-
- demo.invalidate();
- demo.validate();
- demo.repaint();
- }
- };
-
-
- // Text Position Listener
- class TextPositionListener implements ActionListener {
- public void actionPerformed(ActionEvent e) {
- JRadioButton rb = (JRadioButton) e.getSource();
- if(!rb.isSelected()) {
- return;
- }
- String cmd = rb.getActionCommand();
- int hPos, vPos;
- if(cmd.equals("NW")) {
- hPos = LEFT; vPos = TOP;
- } else if(cmd.equals("N")) {
- hPos = CENTER; vPos = TOP;
- } else if(cmd.equals("NE")) {
- hPos = RIGHT; vPos = TOP;
- } else if(cmd.equals("W")) {
- hPos = LEFT; vPos = CENTER;
- } else if(cmd.equals("C")) {
- hPos = CENTER; vPos = CENTER;
- } else if(cmd.equals("E")) {
- hPos = RIGHT; vPos = CENTER;
- } else if(cmd.equals("SW")) {
- hPos = LEFT; vPos = BOTTOM;
- } else if(cmd.equals("S")) {
- hPos = CENTER; vPos = BOTTOM;
- } else /*if(cmd.equals("SE"))*/ {
- hPos = RIGHT; vPos = BOTTOM;
- }
- for(int i = 0; i < demo.getCurrentControls().size(); i++) {
- Component c = (Component) demo.getCurrentControls().elementAt(i);
- setPosition(c, hPos, vPos);
- }
- demo.invalidate();
- demo.validate();
- demo.repaint();
- }
- };
-
-
- // Label Alignment Listener
- class LabelAlignmentListener implements ActionListener {
- public void actionPerformed(ActionEvent e) {
- JRadioButton rb = (JRadioButton) e.getSource();
- if(!rb.isSelected()) {
- return;
- }
- String cmd = rb.getActionCommand();
- int hPos, vPos;
- if(cmd.equals("NW")) {
- hPos = LEFT; vPos = TOP;
- } else if(cmd.equals("N")) {
- hPos = CENTER; vPos = TOP;
- } else if(cmd.equals("NE")) {
- hPos = RIGHT; vPos = TOP;
- } else if(cmd.equals("W")) {
- hPos = LEFT; vPos = CENTER;
- } else if(cmd.equals("C")) {
- hPos = CENTER; vPos = CENTER;
- } else if(cmd.equals("E")) {
- hPos = RIGHT; vPos = CENTER;
- } else if(cmd.equals("SW")) {
- hPos = LEFT; vPos = BOTTOM;
- } else if(cmd.equals("S")) {
- hPos = CENTER; vPos = BOTTOM;
- } else /*if(cmd.equals("SE"))*/ {
- hPos = RIGHT; vPos = BOTTOM;
- }
- for(int i = 0; i < demo.getCurrentControls().size(); i++) {
- Component c = (Component) demo.getCurrentControls().elementAt(i);
- setAlignment(c,hPos,vPos);
- c.invalidate();
- }
- demo.invalidate();
- demo.validate();
- demo.repaint();
- }
- };
-
- // Position
- void setPosition(Component c, int hPos, int vPos) {
- boolean ltr = true;
- ltr = c.getComponentOrientation().isLeftToRight();
- if( absolutePositions ) {
- if( hPos == LEADING ) {
- hPos = ltr ? LEFT : RIGHT;
- } else if( hPos == TRAILING ) {
- hPos = ltr ? RIGHT : LEFT;
- }
- } else {
- if( hPos == LEFT ) {
- hPos = ltr ? LEADING : TRAILING;
- } else if( hPos == RIGHT ) {
- hPos = ltr ? TRAILING : LEADING;
- }
- }
- if(c instanceof AbstractButton) {
- AbstractButton x = (AbstractButton) c;
- x.setHorizontalTextPosition(hPos);
- x.setVerticalTextPosition(vPos);
- } else if(c instanceof JLabel) {
- JLabel x = (JLabel) c;
- x.setHorizontalTextPosition(hPos);
- x.setVerticalTextPosition(vPos);
- }
- }
-
- void setAlignment(Component c, int hPos, int vPos) {
- boolean ltr = true;
- ltr = c.getComponentOrientation().isLeftToRight();
- if( absolutePositions ) {
- if( hPos == LEADING ) {
- hPos = ltr ? LEFT : RIGHT;
- } else if( hPos == TRAILING ) {
- hPos = ltr ? RIGHT : LEFT;
- }
- } else {
- if( hPos == LEFT ) {
- hPos = ltr ? LEADING : TRAILING;
- } else if( hPos == RIGHT ) {
- hPos = ltr ? TRAILING : LEADING;
- }
- }
- if(c instanceof AbstractButton) {
- AbstractButton x = (AbstractButton) c;
- x.setHorizontalAlignment(hPos);
- x.setVerticalAlignment(vPos);
- } else if(c instanceof JLabel) {
- JLabel x = (JLabel) c;
- x.setHorizontalAlignment(hPos);
- x.setVerticalAlignment(vPos);
- }
- }
- }
-