fixed a mem leak, patch by Stefan Eilers

1 files changed, 8 insertions, 2 deletions

diff --git a/core/pim/today/today.cpp b/core/pim/today/today.cpp
index 51aba69..7cef035 100644
--- a/core/pim/today/today.cpp
+++ b/core/pim/today/today.cpp
@@ -1,373 +1,379 @@
 /*
  * today.cpp : main class
  *
  * ---------------------
  *
  * begin       : Sun 10 17:20:00 CEST 2002
  * copyright   : (c) 2002 by Maximilian Reiß
  * email       : max.reiss@gmx.de
  *
  */
 /***************************************************************************
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 
 #include "today.h"
 
 #include <qpe/timestring.h>
 #include <qpe/config.h>
 #include <qpe/qcopenvelope_qws.h> 
 #include <qpe/qprocess.h>
 #include <qpe/resource.h>
 #include <qpe/contact.h>
 #include <qpe/global.h>
 #include <qpe/qpeapplication.h>
 
 #include <qdir.h>
 #include <qfile.h>
 #include <qdatetime.h> 
 #include <qtextstream.h>
 #include <qcheckbox.h>
 #include <qspinbox.h>
 #include <qpushbutton.h>
 #include <qlabel.h>
 #include <qtimer.h>
 #include <qpixmap.h>
 #include <qfileinfo.h>
 #include <qlayout.h>
 #include <qtl.h>
 
 //#include <iostream.h>
 #include <unistd.h>
 #include <stdlib.h>
 
 int MAX_LINES_TASK;
 int MAX_CHAR_CLIP;
 int MAX_LINES_MEET;
 int SHOW_LOCATION;
 int SHOW_NOTES;
 // show only later dates
 int ONLY_LATER;
 int AUTOSTART;
 int NEW_START=1;
 
 /* 
  *  Constructs a Example which is a child of 'parent', with the 
  *  name 'name' and widget flags set to 'f' 
  */
 Today::Today( QWidget* parent,  const char* name, WFlags fl )
   : TodayBase( parent, name, fl ), AllDateBookEvents(NULL) {
   QObject::connect( (QObject*)PushButton1, SIGNAL( clicked() ), this, SLOT(startConfig() ) );
   QObject::connect( (QObject*)TodoButton, SIGNAL( clicked() ), this, SLOT(startTodo() ) );
   QObject::connect( (QObject*)DatesButton, SIGNAL( clicked() ), this, SLOT(startDatebook() ) );
   QObject::connect( (QObject*)MailButton, SIGNAL( clicked() ), this, SLOT(startMail() ) );
   
 #if defined(Q_WS_QWS) 
 #if !defined(QT_NO_COP)
   QCopChannel *todayChannel = new QCopChannel("QPE/Today" , this );
   connect (todayChannel, SIGNAL( received(const QCString &, const QByteArray &)),
 	   this, SLOT ( channelReceived(const QCString &, const QByteArray &)) );
 #endif
 #endif
   
+  db = NULL;
   setOwnerField();
   todo = new ToDoDB;
   getTodo();
   draw();
   autoStart();
 }
 
 /*
  * Qcop receive method.
  */
 void Today::channelReceived(const QCString &msg, const QByteArray & data) {
   QDataStream stream(data, IO_ReadOnly );
   if ( msg == "message(QString)" ) {
     QString message;
     stream >> message;
     setOwnerField(message);
   }
 
 }
 
 /*
  * Initialises the owner field with the default value, the username
  */ 
 void Today::setOwnerField() {
   QString file = Global::applicationFileName("addressbook", "businesscard.vcf");
   if (QFile::exists(file)) {
     Contact cont = Contact::readVCard(file)[0];
     QString returnString = cont.fullName();
     OwnerField->setText( tr ("<b>Owned by " + returnString + "</b>"));
   } else {
     OwnerField->setText( tr ("<b>Please fill out the business card </b>"));
   }
 }
 
 /*
  * Set the owner field with a given QString, for example per qcop.
  */
 void Today::setOwnerField(QString &message) {
   if (!message.isEmpty()) {
     OwnerField->setText("<b>" + message + "</b>");
   }
 }  
 
 /*
  * Autostart, uses the new (opie only) autostart method in the launcher code.
  * If registered against that today ist started on each resume.
  */
 void Today::autoStart() {
   Config cfg("today");
   cfg.setGroup("Autostart"); 
   AUTOSTART = cfg.readNumEntry("autostart",1);
   if (AUTOSTART) {
     QCopEnvelope e("QPE/System", "autoStart(QString,QString)");
     e << QString("add");
     e << QString("today");
   } else {
     QCopEnvelope e("QPE/System", "autoStart(QString,QString)");
     e << QString("remove");
     e << QString("today");
   }
 }
 
 /*
  * Repaint method. Reread all fields.
  */
 void Today::draw() {
   init();
   getDates();
   getMail();
  
   // if the todolist.xml file was not modified in between, do not parse it.
   if (checkIfModified()) {
     if (todo) delete todo;
     todo = new ToDoDB;
     getTodo();
   }
 
   // how often refresh
   QTimer::singleShot( 20*1000, this, SLOT(draw() ) );
 }
 
 /*
  * Check if the todolist.xml was modified (if there are new entries.
  * Returns true if it was modified.
  */
 bool Today::checkIfModified() {
 
   QDir dir;
   QString homedir = dir.homeDirPath ();
   QString time;
 
   Config cfg("today");
   cfg.setGroup("Files");
   time = cfg.readEntry("todolisttimestamp", "");
 
   QFileInfo file = (homedir +"/Applications/todolist/todolist.xml");
   QDateTime fileTime  = file.lastModified();
   if (time.compare(fileTime.toString()) == 0) {
     return false;
   } else {
     cfg.writeEntry("todolisttimestamp", fileTime.toString() );
     cfg.write();
     return true;
   }
 }
 
 
 /*
  * Init stuff needed for today. Reads the config file.
  */
 void Today::init() {
   QDate date = QDate::currentDate();
   QString time = (tr( date.toString()) );
 
   TextLabel1->setText(QString("<font color=#FFFFFF>" + time + "</font>"));
 
   // read config
   Config cfg("today");
   cfg.setGroup("BaseConfig");
 
   // -- config file section --
   // how many lines should be showed in the task section
   MAX_LINES_TASK = cfg.readNumEntry("maxlinestask",5);
   // after how many chars should the be cut off on tasks and notes
   MAX_CHAR_CLIP = cfg.readNumEntry("maxcharclip",40);
   // how many lines should be showed in the datebook section
   MAX_LINES_MEET = cfg.readNumEntry("maxlinesmeet",5);
   // If location is to be showed too, 1 to activate it.
   SHOW_LOCATION = cfg.readNumEntry("showlocation",1);
   // if notes should be shown
   SHOW_NOTES = cfg.readNumEntry("shownotes",0);
   // should only later appointments be shown or all for the current day.
   ONLY_LATER = cfg.readNumEntry("onlylater",1);
 
-  db = new DateBookDB;
+  //db = new DateBookDB;
 }
 
 /*
  * The method for the configuration dialog.
  */
 void Today::startConfig() {
 
   conf = new todayconfig ( this, "", true );
   // read the config
   Config cfg("today");
   cfg.setGroup("BaseConfig"); 
   
   //init();
    
   conf->SpinBox1->setValue(MAX_LINES_MEET);
   // location show box
   conf->CheckBox1->setChecked(SHOW_LOCATION);
   // notes show box
   conf->CheckBox2->setChecked(SHOW_NOTES);
   // task lines
   conf->SpinBox2->setValue(MAX_LINES_TASK);
   // clip when?
   conf->SpinBox7->setValue(MAX_CHAR_CLIP);
   // only later
   conf->CheckBox3->setChecked(ONLY_LATER);
   // if today should be autostarted
   conf->CheckBoxAuto->setChecked(AUTOSTART);
 
   conf->exec();
   
   int maxlinestask = conf->SpinBox2->value();
   int maxmeet = conf->SpinBox1->value();
   int location = conf->CheckBox1->isChecked();
   int notes = conf->CheckBox2->isChecked();
   int maxcharclip = conf->SpinBox7->value();
   int onlylater = conf->CheckBox3->isChecked();
   int autostart =conf->CheckBoxAuto->isChecked();
   
   cfg.writeEntry("maxlinestask",maxlinestask);
   cfg.writeEntry("maxcharclip", maxcharclip); 
   cfg.writeEntry("maxlinesmeet",maxmeet);
   cfg.writeEntry("showlocation",location);
   cfg.writeEntry("shownotes", notes);
   cfg.writeEntry("onlylater", onlylater);
   cfg.setGroup("Autostart");
   cfg.writeEntry("autostart", autostart);
   
   // sync it to "disk"
   cfg.write(); 
   NEW_START=1;
   draw();
   autoStart();
 }
 
 
 /*
  *  Get all events that are in the datebook xml file for today
  */
 void Today::getDates() {
   QDate date = QDate::currentDate();
 
   if (AllDateBookEvents) delete AllDateBookEvents;
   AllDateBookEvents = new QWidget( );
   QVBoxLayout* layoutDates = new QVBoxLayout(AllDateBookEvents);
-  
+
+  if (db) {
+   delete db;
+  }
+  db = new DateBookDB;  
+
   QValueList<EffectiveEvent> list = db->getEffectiveEvents(date, date);
 
   qBubbleSort(list);
   // printf("Get dates\n");
 
   Config config( "qpe" );
   // if 24 h format
   //bool ampm = config.readBoolEntry( "AMPM", TRUE );
   
   int count=0;
   
   if ( list.count() > 0 ) {
     
     for ( QValueList<EffectiveEvent>::ConstIterator it=list.begin();
     it!=list.end(); ++it ) {
       
       
       if ( count <= MAX_LINES_MEET ) {
 
 	QTime time = QTime::currentTime();
 	
 	if (!ONLY_LATER) {
 	  count++;
 	  DateBookEvent *l=new DateBookEvent(*it, AllDateBookEvents, SHOW_LOCATION, SHOW_NOTES);
 	  layoutDates->addWidget(l);
 	  connect (l, SIGNAL(editEvent(const Event &)),
 		   this, SLOT(editEvent(const Event &)));
 	} else if ((time.toString() <= TimeString::dateString((*it).event().end())) ) {
 	  count++;
 	  
 	  // show only later appointments
 	  DateBookEventLater *l=new DateBookEventLater(*it, AllDateBookEvents, SHOW_LOCATION, SHOW_NOTES);
 	  layoutDates->addWidget(l);
 	  connect (l, SIGNAL(editEvent(const Event &)),
 		   this, SLOT(editEvent(const Event &)));
 	} 
       }
     }
     if (ONLY_LATER && count==0) {
 	QLabel* noMoreEvents = new QLabel(AllDateBookEvents);
 	noMoreEvents->setText(tr("No more appointments today"));
 	layoutDates->addWidget(noMoreEvents);
     } 	
   } else {
     QLabel* noEvents = new QLabel(AllDateBookEvents);
     noEvents->setText(tr("No appointments today"));
     layoutDates->addWidget(noEvents);
   }
   
   layoutDates->addItem(new QSpacerItem(1,1, QSizePolicy::Minimum, QSizePolicy::Expanding));
   sv1->addChild(AllDateBookEvents);
   AllDateBookEvents->show();
 }
   
 
 void Today::getMail() {
   Config cfg("opiemail");
   cfg.setGroup("today"); 
   
   // how many lines should be showed in the task section
   int NEW_MAILS = cfg.readNumEntry("newmails",0);
   int OUTGOING = cfg.readNumEntry("outgoing",0);
   
   QString output = tr("<b>%1</b> new mail(s), <b>%2</b> outgoing").arg(NEW_MAILS).arg(OUTGOING);
   
   MailField->setText(output);
 }
 
 
 /*
  * Get the todos
  */
 void Today::getTodo() {
   
   QString output;
   QString tmpout;
   int count = 0;
   int ammount = 0;
 
   // get overdue todos first
   QValueList<ToDoEvent> overDueList = todo->overDue();
   qBubbleSort(overDueList);
   for ( QValueList<ToDoEvent>::Iterator it=overDueList.begin();
 	it!=overDueList.end(); ++it ) {
     if (!(*it).isCompleted() && ( ammount < MAX_LINES_TASK) ) {
       tmpout += "<font color=#e00000><b>-" +((*it).description()).mid(0, MAX_CHAR_CLIP) + "</b></font><br>";
       ammount++;
     }
   }
   
   // get total number of still open todos
   QValueList<ToDoEvent> open = todo->rawToDos();
   qBubbleSort(open);
   for ( QValueList<ToDoEvent>::Iterator it=open.begin();
 	it!=open.end(); ++it ) {
     if (!(*it).isCompleted()){