Source Code Cross Referenced for AnchorEditor.java in  » XML-UI » xmlgui » org » beryl » gui » builder » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » XML UI » xmlgui » org.beryl.gui.builder 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Beryl - A web platform based on XML, XSLT and Java
003:         * This file is part of the Beryl XML GUI
004:         *
005:         * Copyright (C) 2004 Wenzel Jakob <wazlaf@tigris.org>
006:         *
007:         * This program is free software; you can redistribute it and/or
008:         * modify it under the terms of the GNU Lesser General Public
009:         * License as published by the Free Software Foundation; either
010:         * version 2.1 of the License, or (at your option) any later version.
011:
012:         * This program is distributed in the hope that it will be useful,
013:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
014:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
015:         * Lesser General Public License for more details.
016:         *
017:         * You should have received a copy of the GNU Lesser General Public
018:         * License along with this program; if not, write to the Free Software
019:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-3107  USA
020:         */
021:
022:        package org.beryl.gui.builder;
023:
024:        import java.util.ArrayList;
025:        import java.util.HashMap;
026:        import java.util.StringTokenizer;
027:
028:        import org.beryl.gui.Controller;
029:        import org.beryl.gui.GUIEvent;
030:        import org.beryl.gui.GUIException;
031:        import org.beryl.gui.MessageDialog;
032:        import org.beryl.gui.Widget;
033:        import org.beryl.gui.WidgetFactory;
034:        import org.beryl.gui.model.MapChangeEvent;
035:        import org.beryl.gui.model.MapDataModel;
036:        import org.beryl.gui.model.ModelChangeEvent;
037:        import org.beryl.gui.model.ModelChangeListener;
038:        import org.beryl.gui.validators.FloatValidator;
039:        import org.beryl.gui.validators.IntegerValidator;
040:        import org.beryl.gui.validators.ValidationException;
041:        import org.beryl.gui.validators.Validator;
042:        import org.beryl.gui.widgets.Button;
043:        import org.beryl.gui.widgets.Dialog;
044:        import org.beryl.gui.widgets.Group;
045:        import org.beryl.gui.widgets.LabeledWidget;
046:        import org.w3c.dom.Element;
047:        import org.w3c.dom.NamedNodeMap;
048:
049:        public class AnchorEditor extends Controller implements 
050:                ModelChangeListener {
051:            private WidgetUserObject userObject = null;
052:            private Widget parent = null;
053:            private Dialog dialog = null;
054:            private Group group = null;
055:            private MapDataModel dataModel = null;
056:            private Element anchorNode = null;
057:            private ArrayList activeComponents = null;
058:            private HashMap customComponents = null;
059:            private Button okButton = null;
060:            private MapDataModel editorModel = null;
061:
062:            public AnchorEditor(Widget parent, MapDataModel editorModel)
063:                    throws GUIException {
064:                this (parent, ((PropertyTableRow) editorModel.getValue("row"))
065:                        .getPropertyNode(), null);
066:                this .editorModel = editorModel;
067:            }
068:
069:            public AnchorEditor(Widget parent, Element anchorNode,
070:                    WidgetUserObject userObject) throws GUIException {
071:                this .anchorNode = anchorNode;
072:                this .userObject = userObject;
073:                this .parent = parent;
074:
075:                dataModel = new MapDataModel();
076:                dialog = constructDialog("AnchorEditor", dataModel);
077:                group = (Group) dialog.getWidget("Group");
078:                okButton = (Button) dialog.getWidget("OKButton");
079:
080:                customComponents = new HashMap();
081:                activeComponents = new ArrayList();
082:
083:                loadCustomComponent("hig", "HIG_Row", new IntegerValidator());
084:                loadCustomComponent("hig", "HIG_Column", new IntegerValidator());
085:                loadCustomComponent("hig", "HIG_Width", new IntegerValidator());
086:                loadCustomComponent("hig", "HIG_Height", new IntegerValidator());
087:                loadCustomComponent("hig", "HIG_Alignment", null);
088:
089:                loadCustomComponent("border", "Border_Alignment", null);
090:
091:                loadCustomComponent("box", "Box_AlignX", new FloatValidator());
092:                loadCustomComponent("box", "Box_AlignY", new FloatValidator());
093:
094:                doLoad();
095:                dataModel.addModelChangeListener(this );
096:
097:            }
098:
099:            public void show() {
100:                try {
101:                    dialog.initDialog(parent);
102:                    dialog.show();
103:                } catch (GUIException e) {
104:                    new MessageDialog(e);
105:                }
106:            }
107:
108:            private void loadCustomComponent(String layoutName, String name,
109:                    Validator validator) throws GUIException {
110:                Widget widget = WidgetFactory.getInstance().constructWidget(
111:                        getClass(), name, this , dataModel, group);
112:                if (validator != null) {
113:                    ((LabeledWidget) widget).getDataWidget().addValidator(
114:                            validator);
115:                }
116:
117:                ArrayList components = (ArrayList) customComponents
118:                        .get(layoutName);
119:
120:                if (components == null) {
121:                    components = new ArrayList();
122:                    customComponents.put(layoutName, components);
123:                }
124:
125:                components.add(widget);
126:            }
127:
128:            private void activateType(String type) throws GUIException {
129:                for (int i = 0; i < activeComponents.size(); i++) {
130:                    group.removeChildWidget((Widget) activeComponents.get(i));
131:                }
132:
133:                ArrayList list = (ArrayList) customComponents.get(type);
134:                if (list != null) {
135:                    for (int i = 0; i < list.size(); i++) {
136:                        group.addChild((Widget) list.get(i), null);
137:                        activeComponents.add(list.get(i));
138:                    }
139:                }
140:
141:                group.revalidate();
142:            }
143:
144:            public void modelChanged(ModelChangeEvent e) throws GUIException {
145:                if (e instanceof  MapChangeEvent) {
146:                    MapChangeEvent event = (MapChangeEvent) e;
147:
148:                    if (event.getKey().equals("type")) {
149:                        activateType(event.getNewValue().toString());
150:                    }
151:                }
152:
153:                try {
154:                    for (int i = 0; i < activeComponents.size(); i++) {
155:                        Widget widget = (Widget) activeComponents.get(i);
156:
157:                        widget.recursiveValidate();
158:                    }
159:                    okButton.setEnabled(true);
160:                } catch (ValidationException ex) {
161:                    okButton.setEnabled(false);
162:                }
163:            }
164:
165:            private void doLoad() throws GUIException {
166:                String type = anchorNode.getAttribute("type");
167:
168:                dataModel.setValue("box_alignx", "0.0");
169:                dataModel.setValue("box_aligny", "0.0");
170:                dataModel.setValue("hig_row", "1");
171:                dataModel.setValue("hig_column", "1");
172:                dataModel.setValue("hig_width", "1");
173:                dataModel.setValue("hig_height", "1");
174:                dataModel.setValue("hig_l", Boolean.TRUE);
175:                dataModel.setValue("hig_r", Boolean.TRUE);
176:                dataModel.setValue("hig_t", Boolean.TRUE);
177:                dataModel.setValue("hig_b", Boolean.TRUE);
178:                dataModel.setValue("border", dialog.getWidget("center"));
179:
180:                if (type.equals("")) {
181:                    dataModel.setValue("type", dialog.getWidget("none"));
182:                } else if (type.equals("hig")) {
183:                    dataModel.setValue("type", dialog.getWidget("hig"));
184:
185:                    StringTokenizer pos = new StringTokenizer(anchorNode
186:                            .getAttribute("pos"), ",");
187:                    String align = anchorNode.getAttribute("align");
188:                    int posCount = pos.countTokens();
189:
190:                    try {
191:                        if (align.equals("")
192:                                && anchorNode.getAttributes().getNamedItem(
193:                                        "align") == null)
194:                            align = "lrtb";
195:                        if (posCount == 2) {
196:                            dataModel.setValue("hig_row", pos.nextToken());
197:                            dataModel.setValue("hig_column", pos.nextToken());
198:                        } else if (posCount == 4) {
199:                            dataModel.setValue("hig_row", pos.nextToken());
200:                            dataModel.setValue("hig_column", pos.nextToken());
201:                            dataModel.setValue("hig_width", pos.nextToken());
202:                            dataModel.setValue("hig_height", pos.nextToken());
203:                        } else {
204:                            throw new GUIException("Bad anchor argument count");
205:                        }
206:
207:                        dataModel.setValue("hig_l", new Boolean(align
208:                                .indexOf('l') != -1));
209:                        dataModel.setValue("hig_r", new Boolean(align
210:                                .indexOf('r') != -1));
211:                        dataModel.setValue("hig_t", new Boolean(align
212:                                .indexOf('t') != -1));
213:                        dataModel.setValue("hig_b", new Boolean(align
214:                                .indexOf('b') != -1));
215:                    } catch (NumberFormatException e) {
216:                        throw new GUIException("Invalid anchor data", e);
217:                    }
218:                } else if (type.equals("border")) {
219:                    dataModel.setValue("type", dialog.getWidget("border"));
220:
221:                    dataModel.setValue("border", dialog.getWidget(anchorNode
222:                            .getAttribute("border")));
223:                } else if (type.equals("box")) {
224:                    dataModel.setValue("type", dialog.getWidget("box"));
225:
226:                    dataModel.setValue("box_alignx", anchorNode
227:                            .getAttribute("alignx"));
228:                    dataModel.setValue("box_aligny", anchorNode
229:                            .getAttribute("aligny"));
230:                }
231:
232:                activateType(dataModel.getValue("type").toString());
233:            }
234:
235:            protected void doOK() throws GUIException {
236:                NamedNodeMap map = anchorNode.getAttributes();
237:                for (int i = 0; i < map.getLength(); i++) {
238:                    anchorNode.removeAttribute(map.item(i).getNodeName());
239:                }
240:
241:                String type = dataModel.getValue("type").toString();
242:
243:                if (!type.equals("none")) {
244:                    anchorNode.setAttribute("type", type);
245:
246:                    if (type.equals("border")) {
247:                        anchorNode.setAttribute("border", dataModel.getValue(
248:                                "border").toString());
249:                    } else if (type.equals("box")) {
250:                        anchorNode.setAttribute("alignx", (String) dataModel
251:                                .getValue("box_alignx"));
252:                        anchorNode.setAttribute("aligny", (String) dataModel
253:                                .getValue("box_aligny"));
254:                    } else if (type.equals("hig")) {
255:                        String align = "", pos = "";
256:
257:                        if (((Boolean) dataModel.getValue("hig_l"))
258:                                .booleanValue())
259:                            align += "l";
260:                        if (((Boolean) dataModel.getValue("hig_r"))
261:                                .booleanValue())
262:                            align += "r";
263:                        if (((Boolean) dataModel.getValue("hig_t"))
264:                                .booleanValue())
265:                            align += "t";
266:                        if (((Boolean) dataModel.getValue("hig_b"))
267:                                .booleanValue())
268:                            align += "b";
269:
270:                        pos = dataModel.getValue("hig_row") + ","
271:                                + dataModel.getValue("hig_column");
272:
273:                        if (!dataModel.getValue("hig_width").equals("1")
274:                                || !dataModel.getValue("hig_height")
275:                                        .equals("1"))
276:                            pos += "," + dataModel.getValue("hig_width") + ","
277:                                    + dataModel.getValue("hig_height");
278:
279:                        anchorNode.setAttribute("pos", pos);
280:                        anchorNode.setAttribute("align", align);
281:                    }
282:
283:                    if (editorModel != null) {
284:                        PropertyTableRow row = (PropertyTableRow) editorModel
285:                                .getValue("row");
286:                        editorModel.setValue("value", AnchorAdapter
287:                                .toValue(anchorNode));
288:                        WidgetTree.doReInsert(row.getUserObject());
289:                    } else {
290:                        if (userObject != null) {
291:                            Object anchorValue = WidgetTree.createAnchor(
292:                                    userObject.widget, anchorNode);
293:                            PropertyTableRow row = new PropertyTableRow(
294:                                    userObject, anchorValue, anchorNode);
295:                            userObject.tableModel.addRow(row);
296:                            userObject.element.appendChild(anchorNode);
297:                            WidgetTree.doReInsert(userObject);
298:                        }
299:                    }
300:                    Builder.markModified();
301:                } else {
302:                    if (editorModel != null) {
303:                        PropertyTableRow row = (PropertyTableRow) editorModel
304:                                .getValue("row");
305:                        WidgetTree.doDeleteProperty((PropertyTableRow) row);
306:                        Builder.markModified();
307:                    }
308:                }
309:            }
310:
311:            public void eventOccured(GUIEvent event) {
312:                String name = event.getName();
313:                try {
314:                    if (name.equals("cancel")) {
315:                        dialog.dispose();
316:                    } else if (name.equals("ok")) {
317:                        doOK();
318:                        dialog.dispose();
319:                    }
320:                } catch (Exception e) {
321:                    new MessageDialog(dialog, e);
322:                }
323:            }
324:        }
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