Source Code Cross Referenced for GFPController.java in  » ERP-CRM-Financial » Personal-Finance-Manager » br » com » gfp » dao » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » ERP CRM Financial » Personal Finance Manager » br.com.gfp.dao 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Created on 14/03/2004
003:         * 
004:         * Swing Components - visit http://sf.net/projects/gfd
005:         * 
006:         * Copyright (C) 2004  Igor Regis da Silva Simões
007:         * 
008:         * This program is free software; you can redistribute it and/or
009:         * modify it under the terms of the GNU General Public License
010:         * as published by the Free Software Foundation; either version 2
011:         * of the License, or (at your option) any later version.
012:         *
013:         * This program is distributed in the hope that it will be useful,
014:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
015:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
016:         * GNU General Public License for more details.
017:         *
018:         * You should have received a copy of the GNU General Public License
019:         * along with this program; if not, write to the Free Software
020:         * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
021:         */
022:
023:        package br.com.gfp.dao;
024:
025:        import java.awt.Cursor;
026:        import java.beans.PropertyVetoException;
027:        import java.lang.ref.WeakReference;
028:        import java.util.HashMap;
029:        import java.util.Map;
030:
031:        import javax.swing.JDesktopPane;
032:        import javax.swing.JFrame;
033:        import javax.swing.JInternalFrame;
034:
035:        import br.com.gfp.util.SimpleLog;
036:        import br.com.gfp.windows.GFPInternalFrame;
037:        import br.com.gfpshare.db.DAOListener;
038:
039:        /**
040:         * @author Igor Regis da Silva Simões
041:         */
042:        public class GFPController {
043:            private static GFPController controller = null;
044:
045:            private JFrame telaPrincipal = null;
046:
047:            private JDesktopPane desktopPane = null;
048:
049:            private final Cursor cursorEspera = new Cursor(Cursor.WAIT_CURSOR);
050:
051:            private final Cursor cursorPadrao = new Cursor(
052:                    Cursor.DEFAULT_CURSOR);
053:
054:            private JInternalFrame[] frames = null;
055:
056:            private Contexto contexto = new Contexto();
057:
058:            private JInternalFrame telaCriada;
059:
060:            /**
061:             * Chave que representa o Frame Principal da aplicação no contexto
062:             */
063:            public static final Integer FRAME_PRINCIPAL = Integer.valueOf("0");
064:
065:            /**
066:             * Chave que representa o Rodapé Messager da aplicação no contexto
067:             */
068:            public static final Integer RODAPE_MESSAGER = Integer.valueOf("1");
069:
070:            /**
071:             * Chave que representa o Rodapé Messager da aplicação no contexto
072:             */
073:            public static final Integer DESKTOP = Integer.valueOf("2");
074:
075:            /**
076:             * Chave que representa o Id do usuário da aplicação no contexto
077:             */
078:            public static final Integer USUARIO = Integer.valueOf("3");
079:
080:            /**
081:             * Chave que representa a view principal usada para criar views secundárias
082:             */
083:            public static final Integer ROOT_WINDOW = Integer.valueOf("4");
084:
085:            /**
086:             * Chave que representa a view usada para o help
087:             */
088:            public static final Integer HELP_WINDOW = Integer.valueOf("5");
089:
090:            /**
091:             * Chave que representa o objeto que escreve o log
092:             */
093:            public static final Integer LOG = Integer.valueOf("6");
094:
095:            /**
096:             * Creates a new instance of GFDMediator
097:             */
098:            private GFPController() {
099:                //Não Faz nada
100:            }
101:
102:            /**
103:             * @return Instancia unica de GFDController
104:             */
105:            public static GFPController getGFPController() {
106:                if (controller == null)
107:                    controller = new GFPController();
108:                return controller;
109:            }
110:
111:            /**
112:             * @param tipoTela
113:             */
114:            public void create(final Class tipoTela) {
115:                create(tipoTela, null);
116:            }
117:
118:            /**
119:             * @param tipoTela
120:             * @param params
121:             */
122:            public void create(final Class tipoTela, final Object[] params) {
123:                create(tipoTela, params, true);
124:            }
125:
126:            /**
127:             * @param tipoTela
128:             * @param show
129:             */
130:            public void create(final Class tipoTela, final boolean show) {
131:                create(tipoTela, null, show);
132:            }
133:
134:            /**
135:             * @param tipoTela
136:             * @param params
137:             * @param show
138:             */
139:            @SuppressWarnings("unchecked")
140:            public void create(final Class tipoTela, final Object[] params,
141:                    final boolean show) {
142:                long i = System.currentTimeMillis();
143:                if (telaPrincipal == null)
144:                    telaPrincipal = (JFrame) getContexto().get(FRAME_PRINCIPAL);
145:                if (show) {
146:                    telaPrincipal.setCursor(cursorEspera);
147:                }
148:
149:                JInternalFrame tela = null;
150:                if (desktopPane == null)
151:                    desktopPane = (JDesktopPane) getContexto().get(DESKTOP);
152:                frames = desktopPane.getAllFrames();
153:
154:                if (!tipoTela.getName().equals(
155:                        "br.com.gfp.windows.TransactionWindow")) {
156:                    for (int n = 0; n < frames.length; n++) {
157:                        if (frames[n].getClass().getName().equals(
158:                                tipoTela.getName()))
159:                            if (desktopPane.getComponent(n) instanceof  JInternalFrame)
160:                                tela = (JInternalFrame) desktopPane
161:                                        .getComponent(n);
162:                    }
163:                }
164:                if (tela == null) {
165:                    try {
166:                        if (params == null) {
167:                            try {
168:                                tela = (JInternalFrame) tipoTela
169:                                        .getConstructor(
170:                                                new Class[] { JFrame.class })
171:                                        .newInstance(
172:                                                new Object[] { telaPrincipal });
173:                            } catch (NoSuchMethodException e) {
174:                                tela = (JInternalFrame) tipoTela.newInstance();
175:                            }
176:                        } else {
177:                            Object[] parametros = new Object[params.length + 1];
178:                            for (int n = 1; n < parametros.length; n++) {
179:                                parametros[n] = params[n - 1];
180:                            }
181:                            parametros[0] = telaPrincipal;
182:
183:                            boolean erro = false;
184:                            Class[] classParametros = new Class[parametros.length];
185:                            //tentamos instanciar pelas interfaces se der erro tentamos pela classe mesmo
186:                            while (true) {
187:                                int j = 1;
188:                                for (; j < classParametros.length; j++) {
189:                                    if (!erro) {
190:                                        if (parametros[j].getClass()
191:                                                .getInterfaces() != null
192:                                                && parametros[j].getClass()
193:                                                        .getInterfaces().length > 0)
194:                                            classParametros[j] = parametros[j]
195:                                                    .getClass().getInterfaces()[0];
196:                                    } else {
197:                                        classParametros[j] = parametros[j]
198:                                                .getClass();
199:                                    }
200:                                }
201:                                classParametros[0] = JFrame.class;
202:                                try {
203:                                    tela = (JInternalFrame) tipoTela
204:                                            .getConstructor(classParametros)
205:                                            .newInstance(parametros);
206:                                    break;
207:                                } catch (Exception nsme) {
208:                                    if (erro)
209:                                        break;
210:                                    j = 1;
211:                                    erro = true;
212:                                    continue;
213:                                }
214:                            }
215:
216:                        }
217:                    } catch (Exception e) {
218:                        ((SimpleLog) GFPController.getGFPController()
219:                                .getContexto().get(GFPController.LOG))
220:                                .log("Erro ao abrir tela " + tipoTela.getName());
221:                        ((SimpleLog) GFPController.getGFPController()
222:                                .getContexto().get(GFPController.LOG)).log(e
223:                                .getLocalizedMessage());
224:                        ((SimpleLog) GFPController.getGFPController()
225:                                .getContexto().get(GFPController.LOG)).log(e);
226:                    }
227:
228:                    desktopPane.add(tela);
229:                } else if (params != null && params.length > 0)
230:                    try {
231:                        for (int j = 0; j < params.length; j++)
232:                            if (params[j] instanceof  DAOListener)
233:                                ((GFPInternalFrame) tela)
234:                                        .setListener((DAOListener) params[0]);
235:                    } catch (Exception e) {
236:                        ((SimpleLog) GFPController.getGFPController()
237:                                .getContexto().get(GFPController.LOG))
238:                                .log("Erro ao setar controllerListener para tela "
239:                                        + tipoTela.getName());
240:                        ((SimpleLog) GFPController.getGFPController()
241:                                .getContexto().get(GFPController.LOG))
242:                                .log("Listener " + params[1]);
243:                        ((SimpleLog) GFPController.getGFPController()
244:                                .getContexto().get(GFPController.LOG)).log(e
245:                                .getLocalizedMessage());
246:                        ((SimpleLog) GFPController.getGFPController()
247:                                .getContexto().get(GFPController.LOG)).log(e);
248:                    }
249:
250:                tela.setVisible(show);
251:
252:                try {
253:                    tela.setSelected(true);
254:                    if (tela.isMaximizable())
255:                        tela.setMaximum(true);
256:                } catch (PropertyVetoException e) {
257:                    ((SimpleLog) GFPController.getGFPController().getContexto()
258:                            .get(GFPController.LOG))
259:                            .log("Erro ao maximizar tela " + tipoTela.getName());
260:                    ((SimpleLog) GFPController.getGFPController().getContexto()
261:                            .get(GFPController.LOG)).log(e
262:                            .getLocalizedMessage());
263:                    ((SimpleLog) GFPController.getGFPController().getContexto()
264:                            .get(GFPController.LOG)).log(e);
265:                }
266:                ((SimpleLog) GFPController.getGFPController().getContexto()
267:                        .get(GFPController.LOG)).log(tipoTela.getName()
268:                        + "---------------------------------> carregada em "
269:                        + (System.currentTimeMillis() - i) + " milesegundos");
270:
271:                telaCriada = tela;
272:
273:                if (show) {
274:                    telaPrincipal.setCursor(cursorPadrao);
275:                }
276:
277:                System.gc();
278:                System.runFinalization();
279:
280:                (new Thread() {
281:                    @Override
282:                    public void run() {
283:                        try {
284:                            Thread.sleep(2200);
285:                        } catch (InterruptedException e) {
286:                            ((SimpleLog) GFPController.getGFPController()
287:                                    .getContexto().get(GFPController.LOG))
288:                                    .log("Thread sleep interrompida");
289:                            ((SimpleLog) GFPController.getGFPController()
290:                                    .getContexto().get(GFPController.LOG))
291:                                    .log(e.getLocalizedMessage());
292:                            ((SimpleLog) GFPController.getGFPController()
293:                                    .getContexto().get(GFPController.LOG))
294:                                    .log(e);
295:                        } finally {
296:                            if (telaPrincipal != null) {
297:                                telaPrincipal.setCursor(cursorPadrao);
298:                                telaPrincipal.setCursor(cursorPadrao);
299:                            }
300:                        }
301:                    }
302:                }).start();
303:            }
304:
305:            /**
306:             * @param tela
307:             */
308:            public void removeTela(JInternalFrame tela) {
309:                desktopPane.remove(tela);
310:                desktopPane.repaint();
311:            }
312:
313:            /**
314:             * @return Returns the contexto.
315:             */
316:            public Contexto getContexto() {
317:                return this .contexto;
318:            }
319:
320:            public JInternalFrame getUltimaTelaCriada() {
321:                return telaCriada;
322:            }
323:
324:            /**
325:             * Classe que possui o contexto da aplicação
326:             * @author Igor Regis da Silva Simoes
327:             */
328:            public class Contexto {
329:                private Map contexto = new HashMap();
330:
331:                /**
332:                 * @param key
333:                 * @return True se esta chave exitir no contexto
334:                 */
335:                public boolean containsKey(Object key) {
336:                    return contexto.containsKey(key);
337:                }
338:
339:                /**
340:                 * @param key
341:                 * @return O Objeto correspondente a esta chave do contexto
342:                 */
343:                public Object get(Object key) {
344:                    return contexto.get(key);
345:                }
346:
347:                /**
348:                 * @param arg0
349:                 * @param arg1
350:                 * @return O Objeto adicionado ao contexto
351:                 */
352:                @SuppressWarnings("unchecked")
353:                public Object put(Object arg0, Object arg1) {
354:                    return contexto.put(arg0, arg1);
355:                }
356:
357:                /**
358:                 * @param key
359:                 * @return O Objeto correspondente a esta chave do contexto
360:                 */
361:                public Object getWeak(Object key) {
362:                    return contexto.get(key) == null ? null
363:                            : ((WeakReference) contexto.get(key)).get();
364:                }
365:
366:                /**
367:                 * @param arg0
368:                 * @param arg1
369:                 * @return O Objeto adicionado ao contexto
370:                 */
371:                @SuppressWarnings("unchecked")
372:                public Object putWeak(Object arg0, Object arg1) {
373:                    return contexto.put(arg0, new WeakReference(arg1));
374:                }
375:
376:                /**
377:                 * @param key
378:                 * @return O Objeto removido do contexto
379:                 */
380:                public Object remove(Object key) {
381:                    return contexto.remove(key);
382:                }
383:            }
384:        }
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