check before parse

1 files changed, 36 insertions, 1 deletions

diff --git a/core/pim/today/today.cpp b/core/pim/today/today.cpp
index af1d4e4..d715fc1 100644
--- a/core/pim/today/today.cpp
+++ b/core/pim/today/today.cpp
@@ -29,29 +29,31 @@
 #include <qpe/resource.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 <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;
 /* 
  *  Constructs a Example which is a child of 'parent', with the 
  *  name 'name' and widget flags set to 'f' 
  */
@@ -80,27 +82,54 @@ void Today::autoStart() {
     QCopEnvelope e("QPE/System", "autoStart(QString,QString)");
     e << QString("remove");
     e << QString("today");
   }
 }
 
 void Today::draw() {
   init();
   getDates();
   getMail();
   getTodo(); 
   // how often refresh
-  QTimer::singleShot( 5*1000, this, SLOT(draw()) );
+  QTimer::singleShot( 30*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;
+  }
 }
 
+
 void Today::init() {
   QDate date = QDate::currentDate();
   QString time = (tr( date.toString()) );
 //  QString time = (tr( date.toString()) , white);
   
   TextLabel1->setText(time);
   db = new DateBookDB;
   
   // read config
   Config cfg("today");
   cfg.setGroup("BaseConfig"); 
 
@@ -331,24 +360,30 @@ void Today::getMail() {
   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() {
+  
+  // if the todolist.xml file was not modified in between, do not parse it.
+  if (!checkIfModified()) {
+    return;
+  }
+
   QString output;
   QString tmpout;
   int count = 0;
   
   QDir dir;
   QString homedir = dir.homeDirPath (); 
   // see if todolist.xml does exist.
   QFile f(homedir +"/Applications/todolist/todolist.xml");
   if ( f.exists() ) {
     QList<TodoItem> todolist = loadTodo(homedir +"/Applications/todolist/todolist.xml");
     
     TodoItem *item;