Source Code Cross Referenced for XStyleEditor.java in  » XML-UI » XUI » net » xoetrope » builder » editor » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » XML UI » XUI » net.xoetrope.builder.editor 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package net.xoetrope.builder.editor;
002:
003:        import java.util.Enumeration;
004:        import java.util.Hashtable;
005:        import java.util.Vector;
006:
007:        import java.awt.BorderLayout;
008:        import java.awt.Color;
009:        import java.awt.Component;
010:        import java.awt.Container;
011:        import java.awt.Dimension;
012:        import java.awt.Font;
013:        import java.awt.Graphics;
014:        import java.awt.Point;
015:        import java.awt.event.ActionEvent;
016:        import java.awt.event.ActionListener;
017:        import java.awt.event.MouseEvent;
018:        import java.awt.event.MouseListener;
019:        import javax.swing.JMenuItem;
020:        import javax.swing.JPanel;
021:        import javax.swing.JPopupMenu;
022:        import javax.swing.JScrollPane;
023:        import javax.swing.JToolTip;
024:        import javax.swing.JTree;
025:        import javax.swing.ToolTipManager;
026:        import javax.swing.border.EmptyBorder;
027:        import javax.swing.event.TreeSelectionEvent;
028:        import javax.swing.event.TreeSelectionListener;
029:        import javax.swing.tree.DefaultMutableTreeNode;
030:        import javax.swing.tree.TreeNode;
031:        import javax.swing.tree.TreePath;
032:
033:        import net.xoetrope.builder.editor.components.ComponentHelper;
034:        import net.xoetrope.builder.editor.components.PropertyHelper;
035:        import net.xoetrope.builder.editor.dialog.XStyleEditorDialog;
036:        import net.xoetrope.builder.editor.events.ProjectListener;
037:        import net.xoetrope.builder.editor.events.StyleListener;
038:        import net.xoetrope.builder.editor.helper.XStyleCellRenderer;
039:        import net.xoetrope.xui.XPage;
040:        import net.xoetrope.xui.style.XStyle;
041:        import net.xoetrope.debug.DebugLogger;
042:
043:        /**
044:         * An editor component for XUI styles
045:         * <p>Copyright: Copyright (c) Xoetrope Ltd., 1998-2003</p>
046:         * $Revision: 1.20 $
047:         */
048:        public class XStyleEditor extends JPanel implements  ActionListener,
049:                TreeSelectionListener, StyleListener, MouseListener,
050:                ProjectListener {
051:            private JTree styleTree;
052:            private JScrollPane stylePane;
053:
054:            private JPanel mainPanel, spacer;
055:            private DefaultMutableTreeNode topNode;
056:            private Component targetComponent;
057:
058:            private XEditorProject currentProject;
059:
060:            private StyleListener styleListener;
061:            private XEditorStyleManager styleManager;
062:
063:            private Vector selectedComponents;
064:            private boolean listenerChanging = false;
065:
066:            public XStyleEditor(String name, MouseListener listener) {
067:                setLayout(new BorderLayout());
068:                setVisible(false);
069:
070:                styleManager = (XEditorStyleManager) XEditorProjectManager
071:                        .getStyleManager();
072:                setupStylePalette();
073:            }
074:
075:            public void projectLoaded(XEditorProject project) {
076:                currentProject = project;
077:                createTree();
078:            }
079:
080:            /**
081:             * The project has been updated
082:             */
083:            public void projectUpdated() {
084:            }
085:
086:            public void setSelectedComponents(Vector targets) {
087:                selectedComponents = targets;
088:            }
089:
090:            public void setStyleListener(StyleListener listener) {
091:                styleListener = listener;
092:            }
093:
094:            public Dimension getPreferredSize() {
095:                return new Dimension(200, 300);
096:            }
097:
098:            public void setupStylePalette() {
099:                mainPanel = new JPanel(new BorderLayout());
100:                mainPanel.setBorder(new EmptyBorder(0, 0, 0, 0));
101:                add(mainPanel);
102:
103:                spacer = new JPanel();
104:                spacer.setPreferredSize(new Dimension(200, 1));
105:                spacer.setBorder(new EmptyBorder(0, 200, 0, 0));
106:
107:                if (stylePane != null) {
108:                    stylePane.getParent().remove(stylePane);
109:                    stylePane = null;
110:                }
111:
112:                //    XStyle style = styleManager.getStyle( "base" );
113:                topNode = new DefaultMutableTreeNode("Styles");
114:                styleTree = new JStyleTree(topNode);
115:                styleTree.setFont(XuiDefaults.defaultFont);
116:                styleTree.setCellRenderer(new XStyleCellRenderer());
117:                styleTree.setScrollsOnExpand(true);
118:                styleTree.addTreeSelectionListener(this );
119:                styleTree.addMouseListener(this );
120:
121:                stylePane = new JScrollPane(styleTree);
122:                stylePane.setBorder(new EmptyBorder(0, 0, 0, 0));
123:                styleTree.setBorder(new EmptyBorder(0, 0, 0, 0));
124:                mainPanel.add(stylePane, BorderLayout.CENTER);
125:                mainPanel.add(spacer, BorderLayout.SOUTH);
126:
127:                spacer.doLayout();
128:                stylePane.doLayout();
129:                mainPanel.doLayout();
130:                doLayout();
131:            }
132:
133:            public void actionPerformed(ActionEvent e) {
134:                if (e.getActionCommand().equals("Add...")) {
135:                    String styleName = getTreePath();
136:                    XStyle style = styleManager.getStyle(styleName);
137:                    XStyleEditorDialog sed = new XStyleEditorDialog(true,
138:                            style, styleName);
139:                    sed.setLocationRelativeTo(this );
140:                    sed.show();
141:
142:                    if (sed.getStatus()) {
143:                        XStyle updatedStyle = sed.getStyle();
144:                        String path = getTreePath() + "/";
145:                        if (path.compareTo("/") == 0)
146:                            path = "";
147:                        String updatedStyleName = path + sed.getStyleName();
148:                        styleManager.addStyle(updatedStyleName, updatedStyle);
149:                        updateStyle(sed.getStyle(), updatedStyleName, true);
150:                        createTree();
151:                    }
152:                } else if (e.getActionCommand().equals("Edit...")) {
153:                    String styleName = getTreePath();
154:                    XStyle style = styleManager.getStyle(styleName);
155:                    XStyleEditorDialog sed = new XStyleEditorDialog(false,
156:                            style, styleName);
157:                    sed.setLocationRelativeTo(this );
158:                    sed.show();
159:
160:                    if (sed.getStatus()) {
161:                        XStyle updatedStyle = sed.getStyle();
162:                        String path = getTreePath() + "/";
163:                        if (path.compareTo("/") == 0)
164:                            path = "";
165:                        String updatedStyleName = styleName;
166:                        updateStyle(style, updatedStyleName, false);
167:                        createTree();
168:                    }
169:                } else if (e.getActionCommand().equals("Delete")) {
170:                    styleManager.removeStyle(getTreePath());
171:                    if (styleListener != null)
172:                        styleListener.styleChanged(getTreePath(), null);
173:                    updateComponentStyles(getTreePath(), false);
174:
175:                    createTree();
176:                }
177:            }
178:
179:            private void applyStyle(XStyle style) {
180:                Color fore = style.getStyleAsColor(style.COLOR_FORE);
181:                Color back = style.getStyleAsColor(style.COLOR_BACK);
182:                String tempfontface = style.getStyleAsString(style.FONT_FACE);
183:                if (tempfontface != null) {
184:                    String fontface = tempfontface.substring(0, 1)
185:                            .toUpperCase();
186:                    fontface += tempfontface
187:                            .substring(1, tempfontface.length());
188:                    int fontsize = style.getStyleAsInt(style.FONT_SIZE);
189:                    int fontitalic = style.getStyleAsInt(style.FONT_ITALIC);
190:                    int fontweight = style.getStyleAsInt(style.FONT_WEIGHT);
191:                    int fontStyle = 0;
192:                    if (fontweight == 1)
193:                        fontStyle = Font.BOLD;
194:                    if (fontitalic == 1)
195:                        fontStyle = fontStyle | Font.ITALIC;
196:
197:                    Font font = new Font(fontface, fontStyle, fontsize);
198:                    if (targetComponent != null)
199:                        targetComponent.setFont(font);
200:                }
201:
202:                if (targetComponent != null) {
203:                    targetComponent.setForeground(fore);
204:                    targetComponent.setBackground(back);
205:                }
206:            }
207:
208:            private void updateStyle(XStyle modifiedStyle, String styleName,
209:                    boolean newStyle) {
210:                if (styleListener != null) {
211:                    if (!newStyle)
212:                        styleListener
213:                                .styleChanged(getTreePath(), modifiedStyle);
214:                }
215:
216:                updateComponentStyles(styleName, newStyle);
217:
218:                DefaultMutableTreeNode node = (DefaultMutableTreeNode) styleTree
219:                        .getLastSelectedPathComponent();
220:                if (node == null)
221:                    return;
222:                if (!newStyle)
223:                    node.setUserObject((getStrippedPath((String) node
224:                            .getUserObject()))
225:                            + getStyleAttribs(modifiedStyle));
226:                styleTree.repaint();
227:            }
228:
229:            private void updateComponentStyles(String styleName,
230:                    boolean newStyle) {
231:                if (currentProject != null) {
232:                    if (!newStyle) {
233:                        Hashtable pages = currentProject.getPageResources();
234:                        Enumeration keys = pages.keys();
235:                        while (keys.hasMoreElements()) {
236:                            String pageName = (String) keys.nextElement();
237:                            XPageResource pageResource = (XPageResource) pages
238:                                    .get(pageName);
239:                            XPage page = pageResource.getPage();
240:                            if (page != null) {
241:                                updateComponentStyle(pageResource, page,
242:                                        styleName, newStyle);
243:                            }
244:                        }
245:                    }
246:                }
247:
248:            }
249:
250:            private void updateComponentStyle(XPageResource pageResource,
251:                    Component comp, String styleName, boolean newStyle) {
252:                int resourceIdx = 6; // Aaaghhh.... hard coding
253:
254:                PropertyHelper helper = new ComponentHelper()
255:                        .getPropertyHelper(comp);
256:                if (helper == null)
257:                    return;
258:
259:                String oldStyleName = helper.getPropertyValue(pageResource,
260:                        comp, resourceIdx);
261:                if ((oldStyleName != null) && oldStyleName.equals(styleName)) {
262:                    if (!newStyle)
263:                        helper.setPropertyValue(pageResource, comp,
264:                                resourceIdx, "[None]");
265:                    else
266:                        helper.setPropertyValue(pageResource, comp,
267:                                resourceIdx, styleName);
268:                }
269:
270:                if (comp instanceof  Container) {
271:                    Container cont = (Container) comp;
272:
273:                    int numChildren = cont.getComponentCount();
274:                    for (int i = 0; i < numChildren; i++)
275:                        updateComponentStyle(pageResource,
276:                                cont.getComponent(i), styleName, newStyle);
277:                }
278:            }
279:
280:            private DefaultMutableTreeNode createTree() {
281:                styleManager = (XEditorStyleManager) XEditorProjectManager
282:                        .getStyleManager();
283:                String[] values = styleManager.getStylesArray();
284:                topNode.removeAllChildren();
285:                DefaultMutableTreeNode root = null;
286:                DefaultMutableTreeNode subroot = null;
287:
288:                for (int i = 0; i < values.length; i++) {
289:                    if (values[i].indexOf("/") > -1) {
290:                        subroot = createTreeSubNodes(values[i], root);
291:                        String next = "";
292:                        if ((i + 1) < values.length)
293:                            next = values[i + 1];
294:                        if ((next.length() >= values[i].length())
295:                                && (next.startsWith(values[i]))) {
296:                            String temp = next.substring(values[i].length(),
297:                                    next.length());
298:                            if (temp.startsWith("/"))
299:                                root = subroot;
300:                        }
301:                    } else {
302:                        XStyle style = styleManager.getStyle(values[i]);
303:                        root = new DefaultMutableTreeNode(values[i]
304:                                + getStyleAttribs(style));
305:                        topNode.add(root);
306:                    }
307:                }
308:                TreePath path = new TreePath(topNode);
309:                styleTree.expandPath(path);
310:                styleTree.repaint();
311:                styleTree.updateUI();
312:                return topNode;
313:            }
314:
315:            private DefaultMutableTreeNode createTreeSubNodes(String path,
316:                    DefaultMutableTreeNode root) {
317:                DefaultMutableTreeNode newroot = null;
318:                String temp = path.substring(path.lastIndexOf("/") + 1, path
319:                        .length());
320:                if (temp.indexOf("/") > -1) {
321:                    XStyle style = styleManager.getStyle(path);
322:                    newroot = new DefaultMutableTreeNode(path.substring(0, path
323:                            .indexOf("/"))
324:                            + getStyleAttribs(style));
325:                    root.add(newroot);
326:                    createTreeSubNodes(temp, newroot);
327:                    return root;
328:                } else {
329:                    XStyle style = styleManager.getStyle(path);
330:                    newroot = new DefaultMutableTreeNode(temp
331:                            + getStyleAttribs(style));
332:                    //      if ( root == null )
333:                    //        root = new DefaultMutableTreeNode( "base" );
334:                    root.add(newroot);
335:                }
336:                return newroot;
337:            }
338:
339:            /**
340:             * Responds to tree selection changes
341:             * @param evt
342:             */
343:            public void valueChanged(TreeSelectionEvent evt) {
344:                Object o = evt.getSource();
345:                String styleName = getTreePath();
346:
347:                XStyle style = styleManager.getStyle(styleName);
348:                applyStyle(style);
349:                if (styleName != null) {
350:                    int idx = styleName.indexOf('|');
351:                    if (idx > 0)
352:                        styleName = styleName.substring(0, idx);
353:                }
354:            }
355:
356:            /**
357:             * Update the selected component if double clicked
358:             * @param me
359:             */
360:            public void mouseClicked(MouseEvent me) {
361:                if (me.getClickCount() > 1) {
362:                    if (listenerChanging)
363:                        DebugLogger
364:                                .logWarning("cannot assign style because listenerChanging is true");
365:
366:                    if ((styleListener != null) && !listenerChanging) {
367:                        String styleName = getTreePath();
368:                        //        if ( ( styleName == null ) || ( styleName.length() == 0 ) )
369:                        //          styleName = "/base";
370:                        XStyle style = styleManager.getStyle(styleName);
371:
372:                        listenerChanging = true;
373:                        styleListener.styleChanged(styleName, style);
374:                        listenerChanging = false;
375:                    }
376:                }
377:            }
378:
379:            public void mousePressed(MouseEvent me) {
380:            }
381:
382:            public void mouseReleased(MouseEvent me) {
383:                if (me.isPopupTrigger()) {
384:                    JPopupMenu popupMenu = new JPopupMenu("Styles");
385:                    if (styleTree.getSelectionPath() != null) {
386:                        if (styleTree.getSelectionPath().getPathCount() == 1) {
387:                            JMenuItem mi = new JMenuItem("Add...");
388:                            mi.addActionListener(this );
389:                            popupMenu.add(mi);
390:                        } else {
391:                            JMenuItem mi = new JMenuItem("Edit...");
392:                            mi.addActionListener(this );
393:                            popupMenu.add(mi);
394:
395:                            mi = new JMenuItem("Add...");
396:                            mi.addActionListener(this );
397:                            popupMenu.add(mi);
398:
399:                            popupMenu.addSeparator();
400:
401:                            mi = new JMenuItem("Delete");
402:                            mi.addActionListener(this );
403:                            popupMenu.add(mi);
404:
405:                        }
406:                        Point pt = me.getPoint();
407:                        Point vp = styleTree.getLocation();
408:                        popupMenu.show(this , pt.x + vp.x, pt.y + vp.y);
409:                    }
410:                }
411:            }
412:
413:            public void mouseEntered(MouseEvent me) {
414:            }
415:
416:            public void mouseExited(MouseEvent me) {
417:            }
418:
419:            /**
420:             * Called when a style is changed. This allows the editor to reset the
421:             * components visually.
422:             * @param styleName the name of the style which has been changed
423:             * @param newstyle The new XStyle
424:             */
425:            public void styleChanged(String styleName, XStyle style) {
426:                if (!listenerChanging) {
427:                    listenerChanging = true;
428:                    applyStyle(style);
429:                    if (styleName != null) {
430:                        int idx = styleName.indexOf('|');
431:                        if (idx > 0)
432:                            styleName = styleName.substring(0, idx);
433:
434:                        Vector nodes = new Vector();
435:                        nodes.add(topNode);
436:                        addNodes(nodes, topNode, styleName);
437:                        if (nodes.size() > 0) {
438:                            Object nodeArray[] = nodes.toArray();
439:                            TreePath path = new TreePath(nodeArray);
440:                            styleTree.setSelectionPath(path);
441:                            styleTree.scrollPathToVisible(path);
442:                        }
443:                    }
444:                    listenerChanging = false;
445:                }
446:            }
447:
448:            private void addNodes(Vector nodes, TreeNode node, String styleName) {
449:                int pos = styleName.indexOf('/');
450:                String subStyle = pos > 0 ? styleName.substring(0, pos)
451:                        : styleName;
452:                int numChildren = node.getChildCount();
453:                for (int i = 0; i < numChildren; i++) {
454:                    TreeNode childNode = node.getChildAt(i);
455:                    if (childNode.toString().indexOf(subStyle) >= 0) {
456:                        nodes.add(childNode);
457:                        if ((pos > 0) && (pos < styleName.length()))
458:                            addNodes(nodes, childNode, styleName
459:                                    .substring(pos + 1));
460:                        break;
461:                    }
462:                }
463:            }
464:
465:            private String getTreePath() {
466:                String styleName = null;
467:                if (styleTree.getSelectionPath() != null) {
468:                    Object path[] = styleTree.getSelectionPath().getPath();
469:
470:                    styleName = "";
471:                    for (int i = 1; i < path.length; i++) {
472:                        styleName += getStrippedPath(path[i].toString()) + "/";
473:                    }
474:                    if (styleName.length() > 0)
475:                        styleName = styleName.substring(0,
476:                                styleName.length() - 1);
477:                }
478:
479:                if (styleName == null)
480:                    return "";
481:                else if (styleName.trim().compareTo("") != 0)
482:                    return styleName;
483:                else
484:                    return "";
485:            }
486:
487:            private String getTreePath(MouseEvent me) {
488:                String styleName = null;
489:                TreePath path = styleTree.getClosestPathForLocation(me
490:                        .getPoint().x, me.getPoint().y);
491:                if (path != null) {
492:                    Object paths[] = path.getPath();
493:
494:                    styleName = "";
495:                    for (int i = 1; i < paths.length; i++) {
496:                        styleName += getStrippedPath(paths[i].toString()) + "/";
497:                    }
498:                    if (styleName.length() > 0)
499:                        styleName = styleName.substring(0,
500:                                styleName.length() - 1);
501:                }
502:
503:                return styleName;
504:            }
505:
506:            private String getStrippedPath(String path) {
507:                int delim = path.indexOf("|");
508:                if (delim < 0)
509:                    return path;
510:                else
511:                    return path.substring(0, delim);
512:            }
513:
514:            private String getStyleAttribs(XStyle style) {
515:                String attribStr = "|";
516:                Color bgColor = style.getStyleAsColor(XStyle.COLOR_BACK);
517:                Color fgColor = style.getStyleAsColor(XStyle.COLOR_FORE);
518:                int fontSize = style.getStyleAsInt(XStyle.FONT_SIZE);
519:
520:                if (bgColor == null)
521:                    bgColor = Color.white;
522:                if (fgColor == null)
523:                    fgColor = Color.black;
524:                if (fontSize == 0)
525:                    fontSize = 10;
526:
527:                return "|" + bgColor.getRGB() + "|" + fgColor.getRGB() + "|"
528:                        + fontSize;
529:            }
530:
531:            /**
532:             * Subclass the tree so as to add tooltip support
533:             */
534:            class JStyleTree extends JTree {
535:                Font toolTipFont;
536:                XStyle toolTipStyle;
537:
538:                public JStyleTree(DefaultMutableTreeNode model) {
539:                    super (model);
540:                    ToolTipManager.sharedInstance().registerComponent(this );
541:                }
542:
543:                public JToolTip createToolTip() {
544:                    StyleToolTip tt = new StyleToolTip();
545:                    tt.setComponent(this );
546:
547:                    if (toolTipFont != null)
548:                        tt.setFont(toolTipFont);
549:
550:                    if (toolTipStyle != null) {
551:                        tt.setBackground(toolTipStyle
552:                                .getStyleAsColor(XStyle.COLOR_BACK));
553:                        tt.setForeground(toolTipStyle
554:                                .getStyleAsColor(XStyle.COLOR_FORE));
555:                    }
556:                    return tt;
557:                }
558:
559:                public String getToolTipText(MouseEvent me) {
560:                    String styleName = getTreePath(me);
561:                    if (styleName.length() > 0) {
562:                        toolTipStyle = styleManager.getStyle(styleName);
563:                        String fontDescription = styleName
564:                                + " ["
565:                                + toolTipStyle
566:                                        .getStyleAsString(XStyle.FONT_FACE);
567:                        int fontSize = toolTipStyle
568:                                .getStyleAsInt(XStyle.FONT_SIZE);
569:                        fontDescription += ": " + fontSize + "pt";
570:                        fontSize = Math.max(fontSize, 10);
571:                        int fontStyle = 0;
572:                        if (toolTipStyle.getStyleAsInt(XStyle.FONT_ITALIC) == 1) {
573:                            fontDescription += ", italic";
574:                            fontStyle |= Font.ITALIC;
575:                        }
576:                        if (toolTipStyle.getStyleAsInt(XStyle.FONT_WEIGHT) == 1) {
577:                            fontDescription += ", bold";
578:                            fontStyle |= Font.BOLD;
579:                        }
580:                        fontDescription += "]";
581:
582:                        toolTipFont = new Font(toolTipStyle
583:                                .getStyleAsString(XStyle.FONT_FACE), fontStyle,
584:                                fontSize);
585:                        return fontDescription;
586:                    } else
587:                        return "";
588:                }
589:            }
590:
591:            /**
592:             * Subclass the tooltip to allow the colours to be changed
593:             */
594:            class StyleToolTip extends JToolTip {
595:                public StyleToolTip() {
596:                }
597:
598:                public void paintComponent(Graphics g) {
599:                    g.setColor(getForeground());
600:                    super.paintComponent(g);
601:                }
602:            }
603:        }
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