Source Code Cross Referenced for ItsNatTreeUIImpl.java in  » Ajax » ItsNat » org » itsnat » impl » comp » ui » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Ajax » ItsNat » org.itsnat.impl.comp.ui 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:          ItsNat Java Web Application Framework
003:          Copyright (C) 2007 Innowhere Software Services S.L., Spanish Company
004:          Author: Jose Maria Arranz Santamaria
005:
006:          This program is free software: you can redistribute it and/or modify
007:          it under the terms of the GNU Affero General Public License as published by
008:          the Free Software Foundation, either version 3 of the License, or
009:          (at your option) any later version. See the GNU Affero General Public 
010:          License for more details. See the copy of the GNU Affero General Public License
011:          included in this program. If not, see <http://www.gnu.org/licenses/>.
012:         */
013:
014:        package org.itsnat.impl.comp.ui;
015:
016:        import org.itsnat.core.ItsNatException;
017:        import org.itsnat.core.domutil.ElementTreeNode;
018:        import org.itsnat.comp.ui.ItsNatTreeCellUI;
019:        import org.itsnat.impl.comp.DefaultRowMapperImpl;
020:        import javax.swing.tree.RowMapper;
021:        import javax.swing.tree.TreeModel;
022:        import javax.swing.tree.TreePath;
023:        import org.itsnat.comp.ItsNatTree;
024:        import org.itsnat.comp.ItsNatTreeCellRenderer;
025:        import org.itsnat.comp.ItsNatTreeStructure;
026:        import org.itsnat.comp.ui.ItsNatTreeUI;
027:        import org.itsnat.core.domutil.ElementTreeNodeList;
028:        import org.itsnat.impl.comp.ItsNatTreeImpl;
029:        import org.itsnat.impl.core.ItsNatDocumentImpl;
030:        import org.itsnat.impl.core.domutil.ElementTreeNodeImpl;
031:        import org.itsnat.impl.core.domutil.ElementTreeNodeListImpl;
032:        import org.itsnat.impl.core.domutil.ElementTreeVersatileImpl;
033:        import org.w3c.dom.Element;
034:        import org.w3c.dom.Node;
035:
036:        /**
037:         *
038:         * @author jmarranz
039:         */
040:        public class ItsNatTreeUIImpl extends ItsNatElementComponentUIImpl
041:                implements  ItsNatTreeUI {
042:            protected boolean enabled = true;
043:            protected ElementTreeVersatileImpl elementTree;
044:
045:            /**
046:             * Creates a new instance of ItsNatTreeUIImpl
047:             */
048:            public ItsNatTreeUIImpl(ItsNatTreeImpl parentComp) {
049:                super (parentComp);
050:
051:                Element parentElement = getElement();
052:
053:                ItsNatTreeStructure structure = parentComp
054:                        .getItsNatTreeStructure();
055:                ItsNatTreeStructureCoreAdapterImpl structAdapter;
056:                structAdapter = new ItsNatTreeStructureCoreAdapterImpl(
057:                        structure, this );
058:
059:                ItsNatDocumentImpl itsNatDoc = getItsNatDocumentImpl();
060:                this .elementTree = itsNatDoc
061:                        .createElementTreeVersatileInternal(parentComp
062:                                .isRootless(), parentComp.isTreeTable(),
063:                                parentElement, true, structAdapter, null);
064:            }
065:
066:            public ItsNatTree getItsNatTree() {
067:                return (ItsNatTree) parentComp;
068:            }
069:
070:            public ItsNatTreeImpl getItsNatTreeImpl() {
071:                return (ItsNatTreeImpl) parentComp;
072:            }
073:
074:            public RowMapper getRowMapper() {
075:                return getItsNatTree().getRowMapper();
076:            }
077:
078:            public DefaultRowMapperImpl getDefaultRowMapper() {
079:                return getItsNatTreeImpl().getDefaultRowMapper();
080:            }
081:
082:            public boolean isRootless() {
083:                return elementTree.isRootless();
084:            }
085:
086:            public ItsNatTreeCellRenderer getItsNatTreeCellRenderer() {
087:                return getItsNatTree().getItsNatTreeCellRenderer();
088:            }
089:
090:            public int logicToMarkupRow(int row) {
091:                // Método no público
092:                if (isRootless())
093:                    row--; // Porque el root es el 0 pero como no tiene markup la row del markup es una menor
094:                return row;
095:            }
096:
097:            public int markupToLogicRow(int row) {
098:                // Método no público
099:                if (isRootless())
100:                    row++; // Porque el root es el 0 pero como no tiene markup la row del markup es una menor
101:                return row;
102:            }
103:
104:            /*    
105:             public boolean isEmpty()    
106:             {
107:             return elementTree.getChildTreeNodeList().isEmpty();        
108:             }
109:            
110:             public int getSize()
111:             {
112:             return elementTree.getChildTreeNodeList().getSize();
113:             }    
114:             */
115:            public int getChildCount(ElementTreeNodeImpl treeNode) {
116:                return treeNode.getChildTreeNodeList().getLength();
117:            }
118:
119:            public ItsNatTreeCellUI getChildItsNatTreeCellUIAt(int index,
120:                    ElementTreeNodeImpl treeNode) {
121:                ElementTreeNodeImpl childTreeNode = (ElementTreeNodeImpl) treeNode
122:                        .getChildTreeNodeList().getTreeNodeAt(index);
123:                return getItsNatTreeCellUI(childTreeNode);
124:            }
125:
126:            public Element getParentElementFromRow(int row) {
127:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
128:                if (treeNode == null)
129:                    return null;
130:                return treeNode.getParentElement();
131:            }
132:
133:            public Element getContentElement(ElementTreeNodeImpl treeNode) {
134:                ItsNatTree tree = getItsNatTree();
135:                ItsNatTreeStructure structure = tree.getItsNatTreeStructure();
136:                return structure.getContentElement(tree, getRow(treeNode),
137:                        treeNode.getParentElement());
138:            }
139:
140:            public Element getHandleElement(ElementTreeNodeImpl treeNode) {
141:                ItsNatTree tree = getItsNatTree();
142:                ItsNatTreeStructure structure = tree.getItsNatTreeStructure();
143:                return structure.getHandleElement(tree, getRow(treeNode),
144:                        treeNode.getParentElement());
145:            }
146:
147:            public Element getIconElement(ElementTreeNodeImpl treeNode) {
148:                ItsNatTree tree = getItsNatTree();
149:                ItsNatTreeStructure structure = tree.getItsNatTreeStructure();
150:                return structure.getIconElement(tree, getRow(treeNode),
151:                        treeNode.getParentElement());
152:            }
153:
154:            public Element getLabelElement(ElementTreeNodeImpl treeNode) {
155:                ItsNatTree tree = getItsNatTree();
156:                ItsNatTreeStructure structure = tree.getItsNatTreeStructure();
157:                return structure.getLabelElement(tree, getRow(treeNode),
158:                        treeNode.getParentElement());
159:            }
160:
161:            public Element getContentElementFromRow(int row) {
162:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
163:                if (treeNode == null)
164:                    return null;
165:                return getContentElement(treeNode);
166:            }
167:
168:            public Element getHandleElementFromRow(int row) {
169:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
170:                if (treeNode == null)
171:                    return null;
172:                return getHandleElement(treeNode);
173:            }
174:
175:            public Element getIconElementFromRow(int row) {
176:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
177:                if (treeNode == null)
178:                    return null;
179:                return getIconElement(treeNode);
180:            }
181:
182:            public Element getLabelElementFromRow(int row) {
183:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
184:                if (treeNode == null)
185:                    return null;
186:                return getLabelElement(treeNode);
187:            }
188:
189:            public Element getContentElementFromTreePath(TreePath path) {
190:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
191:                if (treeNode == null)
192:                    return null;
193:                return getContentElement(treeNode);
194:            }
195:
196:            public Element getParentElementFromTreePath(TreePath path) {
197:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
198:                if (treeNode == null)
199:                    return null;
200:                return treeNode.getParentElement();
201:            }
202:
203:            public Element getHandleElementFromTreePath(TreePath path) {
204:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
205:                if (treeNode == null)
206:                    return null;
207:                return getHandleElement(treeNode);
208:            }
209:
210:            public Element getIconElementFromTreePath(TreePath path) {
211:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
212:                if (treeNode == null)
213:                    return null;
214:                return getIconElement(treeNode);
215:            }
216:
217:            public Element getLabelElementFromTreePath(TreePath path) {
218:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
219:                if (treeNode == null)
220:                    return null;
221:                return getLabelElement(treeNode);
222:            }
223:
224:            public int getRow(ElementTreeNodeImpl treeNode) {
225:                // A día de hoy todos los nodos son visibles respecto al framework                
226:                int row = treeNode.getRow();
227:                return markupToLogicRow(row);
228:            }
229:
230:            public ElementTreeNodeImpl getElementTreeNodeFromRow(int row) {
231:                row = logicToMarkupRow(row);
232:
233:                return elementTree.getElementTreeNodeFromRow(row);
234:            }
235:
236:            public ItsNatTreeCellUI getItsNatTreeCellUIFromNode(Node node) {
237:                ElementTreeNodeImpl treeNode = elementTree
238:                        .getElementTreeNodeFromNode(node);
239:                return getItsNatTreeCellUI(treeNode);
240:            }
241:
242:            public ItsNatTreeCellUI getItsNatTreeCellUIFromTreePath(
243:                    TreePath path) {
244:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
245:                return getItsNatTreeCellUI(treeNode);
246:            }
247:
248:            public ItsNatTreeCellUI getItsNatTreeCellUIFromRow(int row) {
249:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
250:                return getItsNatTreeCellUI(treeNode);
251:            }
252:
253:            public ItsNatTreeCellUIImpl getItsNatTreeCellUI(
254:                    ElementTreeNodeImpl treeNode) {
255:                if (treeNode == null)
256:                    return null;
257:                return ItsNatTreeCellUIImpl.getItsNatTreeCellUI(this , treeNode);
258:            }
259:
260:            public ElementTreeNodeImpl getElementTreeNodeFromTreePath(
261:                    TreePath path) {
262:                if (path == null)
263:                    return null;
264:                return getElementTreeNodeFromRow(getDefaultRowMapper()
265:                        .getRowForPath(path));
266:            }
267:
268:            public ElementTreeNodeListImpl getElementTreeNodeChildList(
269:                    TreePath path) {
270:                ElementTreeNodeListImpl treeNodeList;
271:                if ((path.getParentPath() == null) && isRootless()) // es el root y el árbol no tiene root con markup       
272:                {
273:                    return elementTree.getChildListRootless();
274:                } else {
275:                    ElementTreeNodeImpl treeNode = getElementTreeNodeFromTreePath(path);
276:                    return (ElementTreeNodeListImpl) treeNode
277:                            .getElementTreeNodeList();
278:                }
279:            }
280:
281:            public void insertTreeNodeAt(TreePath path) {
282:                TreePath parentPath = path.getParentPath();
283:                if (parentPath == null) // es el null
284:                    addRootNode(path);
285:                else {
286:                    TreeModel dataModel = getItsNatTree().getTreeModel();
287:                    int index = dataModel.getIndexOfChild(parentPath
288:                            .getLastPathComponent(), path
289:                            .getLastPathComponent());
290:                    ElementTreeNode parentTreeNode = getElementTreeNodeFromTreePath(parentPath);
291:                    insertElementAt(index, path, parentTreeNode);
292:                }
293:            }
294:
295:            public void insertTreeNodeAt(int index, TreePath parentPath) {
296:                ElementTreeNodeList treeNodeListParent = getElementTreeNodeChildList(parentPath);
297:                TreeModel dataModel = getItsNatTree().getTreeModel();
298:                Object dataNode = dataModel.getChild(parentPath
299:                        .getLastPathComponent(), index);
300:                TreePath path = parentPath.pathByAddingChild(dataNode);
301:                insertElementAt(index, path, treeNodeListParent);
302:            }
303:
304:            public void removeTreeNodeAt(TreePath path) {
305:                TreePath parentPath = path.getParentPath();
306:                if (parentPath == null) // es el null
307:                    removeRootNode();
308:                else {
309:                    TreeModel dataModel = getItsNatTree().getTreeModel();
310:                    int index = dataModel.getIndexOfChild(parentPath
311:                            .getLastPathComponent(), path
312:                            .getLastPathComponent());
313:                    removeTreeNodeAt(index, parentPath);
314:                }
315:            }
316:
317:            public void removeTreeNodeAt(int index, TreePath parentPath) {
318:                ElementTreeNodeListImpl treeNodeListParent = getElementTreeNodeChildList(parentPath);
319:                removeElementAt(index, treeNodeListParent);
320:            }
321:
322:            public void removeAllChildTreeNodes(TreePath parentPath) {
323:                if (parentPath == null) // Es el caso de eliminar el root
324:                    removeRootNode();
325:                else {
326:                    ElementTreeNode parentTreeNode = getElementTreeNodeFromTreePath(parentPath);
327:                    ElementTreeNodeListImpl treeNodeListParent = (ElementTreeNodeListImpl) parentTreeNode
328:                            .getChildTreeNodeList();
329:                    int len = treeNodeListParent.getLength();
330:                    for (int i = 0; i < len; i++)
331:                        removeElementAt(i, treeNodeListParent);
332:                }
333:            }
334:
335:            public void setNodeValueAt(TreePath path, boolean hasFocus,
336:                    ElementTreeNodeImpl treeNode, boolean isNew) {
337:                int row = getDefaultRowMapper().getRowForPath(path);
338:                if (row < 0)
339:                    throw new ItsNatException("Tree node is not shown: " + path);
340:
341:                Object dataNode = path.getLastPathComponent();
342:                setNodeValueAt(row, dataNode, hasFocus, treeNode, isNew);
343:            }
344:
345:            public void setTreeNodeValueAt(int index, TreePath parentPath,
346:                    boolean hasFocus) {
347:                TreePath path = getItsNatTreeImpl().toTreePath(index,
348:                        parentPath);
349:                setTreeNodeValueAt(path, hasFocus);
350:            }
351:
352:            public void setTreeNodeValueAt(TreePath path, boolean hasFocus) {
353:                int row = getDefaultRowMapper().getRowForPath(path);
354:                if ((row == 0) && isRootless())
355:                    return; // El root no tiene visualización
356:                ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
357:                Object value = path.getLastPathComponent();
358:                setNodeValueAt(row, value, hasFocus, treeNode, false);
359:            }
360:
361:            public void setNodeValueAt(int row, Object value, boolean hasFocus,
362:                    ElementTreeNodeImpl treeNode, boolean isNew) {
363:                ItsNatTree tree = getItsNatTree();
364:                TreeModel dataModel = tree.getTreeModel();
365:                boolean isSelected = tree.getTreeSelectionModel()
366:                        .isRowSelected(row);
367:                boolean isLeaf = dataModel.isLeaf(value);
368:                boolean expanded = getItsNatTreeCellUI(treeNode).isExpanded();
369:                Element treeNodeLabelElem = treeNode.getLabelElement();
370:
371:                treeNode
372:                        .setUsePatternMarkupToRender(isUsePatternMarkupToRender()); // Asegura que tiene el último valor pues cada tree node tiene su propio estado
373:                treeNode.prepareRendering(treeNodeLabelElem, isNew);
374:
375:                ItsNatTreeCellRenderer renderer = getItsNatTreeCellRenderer();
376:                if (renderer != null)
377:                    renderer.renderTreeCell(tree, row, value, isSelected,
378:                            expanded, isLeaf, hasFocus, treeNodeLabelElem,
379:                            isNew);
380:            }
381:
382:            public void removeElementAt(int index,
383:                    ElementTreeNodeListImpl treeNodeListParent) {
384:                unrenderTreeNode(index, treeNodeListParent);
385:
386:                treeNodeListParent.removeTreeNodeAt(index);
387:            }
388:
389:            public void insertElementAt(int index, TreePath path,
390:                    ElementTreeNode treeNodeParent) {
391:                insertElementAt(index, path, treeNodeParent
392:                        .getChildTreeNodeList());
393:            }
394:
395:            public void insertElementAt(int index, TreePath path,
396:                    ElementTreeNodeList treeNodeList) {
397:                ElementTreeNode newTreeNode = treeNodeList
398:                        .insertTreeNodeAt(index);
399:
400:                setNodeValueAt(path, false, (ElementTreeNodeImpl) newTreeNode,
401:                        true);
402:
403:                // Procesamos los hijos de forma recursiva
404:                insertChildren(path, newTreeNode.getChildTreeNodeList());
405:            }
406:
407:            public void insertChildren(TreePath path,
408:                    ElementTreeNodeList treeNodeList) {
409:                // Procesamos los hijos de forma recursiva
410:                TreeModel dataModel = getItsNatTree().getTreeModel();
411:                Object dataNode = path.getLastPathComponent();
412:                int count = dataModel.getChildCount(dataNode);
413:                for (int i = 0; i < count; i++) {
414:                    Object childNode = dataModel.getChild(dataNode, i);
415:                    TreePath childPath = path.pathByAddingChild(childNode);
416:                    insertElementAt(i, childPath, treeNodeList);
417:                }
418:            }
419:
420:            public void addRootNode(Object dataNodeRoot) {
421:                TreePath rootPath = new TreePath(dataNodeRoot);
422:                addRootNode(rootPath);
423:            }
424:
425:            public void addRootNode(TreePath rootPath) {
426:                // Interna, se cumple aquí que rootPath no tiene parent (es verdaderamente root)
427:                if (!isRootless()) // Si es root less no tiene markup
428:                {
429:                    ElementTreeNodeImpl rootNode = elementTree.addRootNode(); // Si ya había root dará error        
430:                    setNodeValueAt(rootPath, false, rootNode, true);
431:                }
432:
433:                ElementTreeNodeList treeNodeList = getElementTreeNodeChildList(rootPath);
434:
435:                // Procesamos los hijos de forma recursiva
436:                insertChildren(rootPath, treeNodeList);
437:            }
438:
439:            public void unrenderTreeNode(int index,
440:                    ElementTreeNodeListImpl childList) {
441:                ElementTreeNodeImpl treeNode = (ElementTreeNodeImpl) childList
442:                        .getTreeNodeAt(index);
443:                unrenderTreeNode(treeNode);
444:            }
445:
446:            public void unrenderTreeNode(ElementTreeNodeImpl treeNode) {
447:                if (treeNode == null)
448:                    return;
449:
450:                ItsNatTreeCellRenderer renderer = getItsNatTreeCellRenderer();
451:                if (renderer != null) {
452:                    Element treeNodeLabelElem = treeNode.getLabelElement();
453:                    renderer.unrenderTreeCell(getItsNatTree(), treeNode
454:                            .getRow(), treeNodeLabelElem);
455:                }
456:                // Es posible que el padre pueda no tener renderer pero los hijos sí.
457:                ElementTreeNodeListImpl childList = treeNode
458:                        .getElementTreeNodeList();
459:                unrenderTreeNode(childList);
460:            }
461:
462:            public void unrenderTreeNode(ElementTreeNodeListImpl childList) {
463:                if (childList == null)
464:                    return;
465:                int len = childList.getLength();
466:                for (int i = 0; i < len; i++)
467:                    unrenderTreeNode(i, childList);
468:            }
469:
470:            public void removeRootNode() {
471:                if (!isRootless())
472:                    unrenderTreeNode(elementTree.getRootNode()); // puede ser null el root (no tiene)        
473:                else
474:                    unrenderTreeNode(elementTree.getChildListRootless());
475:
476:                elementTree.removeRootNode();
477:            }
478:
479:            public boolean isUsePatternMarkupToRender() {
480:                return elementTree.isUsePatternMarkupToRender();
481:            }
482:
483:            public void setUsePatternMarkupToRender(boolean value) {
484:                elementTree.setUsePatternMarkupToRender(value);
485:            }
486:
487:            public void setEnabled(boolean b) {
488:                this .enabled = b;
489:            }
490:
491:            public boolean isEnabled() {
492:                return enabled;
493:            }
494:        }
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