2 files changed, 101 insertions, 44 deletions

diff --git a/korganizer/kofilterview.cpp b/korganizer/kofilterview.cpp
index 105028a..36ee2eb 100644
--- a/korganizer/kofilterview.cpp
+++ b/korganizer/kofilterview.cpp
@@ -18,73 +18,40 @@
 
     As a special exception, permission is given to link this program
     with any edition of Qt, and distribute the resulting executable,
     without including the source code for Qt in the source distribution.
 */
 
 #include <qcheckbox.h>
 #include <qcombobox.h>
 #include <qpushbutton.h>
 #include <qlayout.h>
 #include <qlabel.h>
 #include <qdialog.h>
+#include <qtextstream.h>
+#include <qtextcodec.h>
 
 
 #include <libkcal/calfilter.h>
 
 #include "kofilterview.h"
 #include "koprefs.h"
 #include <kiconloader.h>
 #include <kglobal.h>
 #include <kcolorbutton.h>
 #include <kmessagebox.h>
 
 
-#include <kurlrequester.h>
-#include <klineedit.h>
-
-class KONewCalPrefs : public QDialog
-{
-  public:
-    KONewCalPrefs( QWidget *parent=0, const char *name=0 ) :
-      QDialog( parent, name, true ) 
-    {
-        setCaption( i18n("Add new Calendar") );
-        QVBoxLayout* lay = new QVBoxLayout( this );
-        lay->setSpacing( 3 );
-        lay->setMargin( 3 );
-        QLabel * lab = new QLabel( i18n("<b>Name of new calendar:</b>"), this );
-        lay->addWidget( lab ); 
-        nameE = new KLineEdit( this );
-        lay->addWidget( nameE ); 
-        lab = new QLabel( i18n("Local ical (*.ics) file:"), this );
-        lay->addWidget( lab ); 
-        url = new KURLRequester ( this );
-        lay->addWidget( url ); 
-        QPushButton * ok = new QPushButton( i18n("OK"), this );
-        lay->addWidget( ok );
-        QPushButton * cancel = new QPushButton( i18n("Cancel"), this );
-        lay->addWidget( cancel );
-        connect ( ok,SIGNAL(clicked() ),this , SLOT ( accept() )  );
-        connect (cancel, SIGNAL(clicked() ), this, SLOT ( reject())  );
-        //resize( 200, 200 );
-    }
-      
-        QString calName() { return nameE->text(); }
-        QString calFileName() { return url->url(); }
-private:
-    KLineEdit* nameE;
-    KURLRequester *url;
-};
 
+ 
 
 KOFilterView::KOFilterView(QPtrList<CalFilter> *filterList,QWidget* parent,
                            const char* name,WFlags fl )
   : KOFilterView_base(parent,name,fl)
 {
   mFilters = filterList;
 
   connect(mSelectionCombo,SIGNAL(activated(int)),SIGNAL(filterChanged()));
   connect(mEnabledCheck,SIGNAL(clicked()),SIGNAL(filterChanged()));
   connect(mEditButton,SIGNAL(clicked()),SIGNAL(editFilters()));
 }
 
@@ -233,25 +200,25 @@ void KOCalEditView::deleteCal( int id )
     if ( kkf->isStandard )
         selectStdCal( 1, true );
     emit removeCalendar ( id );
     KOPrefs::instance()->mCalendars.remove ( kkf );
     emit needsUpdate();
     QTimer::singleShot( 0, this, SLOT ( readConfig() ) ); 
 }
 void KOCalEditView::infoCal( int id )
 {
     QString name = KOPrefs::instance()->getCalendar( id )->mName;
     QString file = KOPrefs::instance()->getCalendar( id )->mFileName;
     if ( KOPrefs::instance()->getCalendar( id )->mErrorOnLoad ) {
-        if (  KMessageBox::Yes == KMessageBox::questionYesNo( this,  i18n("The calendar <tr><b>%1</b><tr> is not loaded! Loading of file <tr><b>%2</b><tr> failed! <tr><b>Try again to load the calendar?</b>").arg(name).arg(file) ) ) {
+        if (  KMessageBox::Yes == KMessageBox::questionYesNo( this,  i18n("The calendar <tr><b>%1</b><tr> is not loaded! Loading of file <tr><b>%2</b><tr>failed!<tr><b>Try again to load the calendar?</b>").arg(name).arg(file) ) ) {
             emit calendarAdded( id );
             emit needsUpdate();
             QTimer::singleShot( 0, this, SLOT ( readConfig() ) ); 
         }
     }
     else
         KMessageBox::information( this,  i18n("The calendar <tr><b>%1</b><tr>is displaying file<tr><b>%2</b>").arg(name).arg(file) );
 }
 void KOCalEditView::readConfig() 
 {
     
     mStdandardB.clear();
@@ -364,33 +331,64 @@ void KOCalEditView::readConfig()
             //calb->setMaximumSize( hei*9/10, hei*9/10 );
         }
         ++row;
         kkf = KOPrefs::instance()->mCalendars.next();
     }
     lab = new QLabel (  "", mw );
     mainLayout->addWidget( lab,row,0 );
     mw->show();
 
 }
 void KOCalEditView::addCal()
 {
-    KONewCalPrefs prefs ( this ); 
-    if ( !  prefs.exec() )
-        return;
-    QString name = prefs.calName();
-    QString file = prefs.calFileName();
+    bool tryagain = true;
+    QString name, file;
+    while ( tryagain ) {
+        KONewCalPrefs prefs ( this ); 
+        if ( !name.isEmpty() )  prefs.nameE->setText( name );
+        if ( !file.isEmpty() )  prefs.url->setURL( file );
+        if ( !  prefs.exec() )
+            return;
+        name = prefs.calName();
+        file = prefs.calFileName();
+        tryagain = false;
+        KopiCalendarFile * kkf = KOPrefs::instance()->mCalendars.first();
+        while ( kkf ) {
+            if ( kkf->mName == name ) {
+                KMessageBox::information( this,  i18n("Sorry, the calendar name already exists!\nPlease choose another name!") ); 
+                name = "";
+                break;
+               tryagain = true;  
+            }
+            if ( kkf->mFileName == file ) {
+
+                break;
+                tryagain = true;  
+            }
+            kkf = KOPrefs::instance()->mCalendars.next();
+        }
+    }
     QFileInfo fi ( file );
     if (!fi.exists() ) {
-        KMessageBox::information( this,  i18n("File does not exist!\nNo calendar added!"));
-        return;
+        if ( KMessageBox::questionYesNo(this, i18n("The file does not exist!\nShall I create it for you?")) == KMessageBox::No )
+            return;
+        QFile fileIn( file );
+        if (!fileIn.open( IO_WriteOnly ) ) {
+            KMessageBox::sorry( this,  i18n("Sorry, cannot create the file!\nNo calendar added!") ); 
+            return;
+        } 
+        QTextStream tsIn( &fileIn );
+        tsIn.setCodec( QTextCodec::codecForName("utf8") );
+        tsIn << "BEGIN:VCALENDAR\nPRODID:-//KDE-Pim//Platform-independent 2.1.0\nVERSION:2.0\nEND:VCALENDAR\n";
+        fileIn.close();       
     }
     KopiCalendarFile * kkf = KOPrefs::instance()->getNewCalendar();
     kkf->mName = name;
     kkf->mFileName = file;
     emit calendarAdded( kkf->mCalNumber );
     emit needsUpdate();
     QTimer::singleShot( 0, this, SLOT ( readConfig() ) ); 
 }
 void KOCalEditView::enableAll()
 {
     toggleList( mEnabledB );
 }
diff --git a/korganizer/kofilterview.h b/korganizer/kofilterview.h
index 3ab316f..945947a 100644
--- a/korganizer/kofilterview.h
+++ b/korganizer/kofilterview.h
@@ -16,34 +16,93 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
     As a special exception, permission is given to link this program
     with any edition of Qt, and distribute the resulting executable,
     without including the source code for Qt in the source distribution.
 */
 #ifndef KOFILTERVIEW_H
 #define KOFILTERVIEW_H
 
 #include <qstring.h>
 #include <qcheckbox.h>
+#include <qlayout.h>
+#include <qlabel.h>
 #include <qscrollview.h>
 #include <qpushbutton.h>
 #include <kconfig.h>
 #include "kofilterview_base.h"
 
 #include <libkcal/calfilter.h>
 
+#include <kurlrequester.h>
+#include <klineedit.h>
+#include <kglobal.h>
+#include <kmessagebox.h>
+
 class QGridLayout;
 
 using namespace KCal;
+
+class KONewCalPrefs : public QDialog
+{
+    Q_OBJECT 
+  public:
+    KONewCalPrefs( QWidget *parent=0, const char *name=0 ) :
+      QDialog( parent, name, true ) 
+    {
+        setCaption( i18n("Add new Calendar") );
+        QVBoxLayout* lay = new QVBoxLayout( this );
+        lay->setSpacing( 3 );
+        lay->setMargin( 3 );
+        QLabel * lab = new QLabel( i18n("<b>Name of new calendar:</b>"), this );
+        lay->addWidget( lab ); 
+        nameE = new KLineEdit( this );
+        lay->addWidget( nameE ); 
+        lab = new QLabel( i18n("<b>Local ical (*.ics) file:</b>"), this );
+        lay->addWidget( lab ); 
+        url = new KURLRequester ( this );
+        lay->addWidget( url ); 
+        QPushButton * ok = new QPushButton( i18n("OK"), this );
+        lay->addWidget( ok );
+        QPushButton * cancel = new QPushButton( i18n("Cancel"), this );
+        lay->addWidget( cancel );
+        connect ( ok,SIGNAL(clicked() ),this , SLOT ( checkValid() )  );
+        connect (cancel, SIGNAL(clicked() ), this, SLOT ( reject())  );
+        setMinimumWidth( 220 );
+        resize(sizeHint() );
+    }
+      
+    QString calName() { return nameE->text(); }
+    QString calFileName() { return url->url(); }
+
+public slots:
+void checkValid() {
+    if ( nameE->text().isEmpty() ) {
+        KMessageBox::information( this,  i18n("Sorry, the calendar name is empty!") ); 
+        nameE->setText( "LPQJ_"+ QString::number( QTime::currentTime().msec () ));
+        return;
+    } 
+    if ( url->url().isEmpty() ) {
+        KMessageBox::information( this,  i18n("Sorry, the file name is empty!") ); 
+        return;
+    }
+    accept();
+}
+           
+public:
+    KLineEdit* nameE;
+    KURLRequester *url;
+};
+
 class KOCalButton : public QPushButton
 {
     Q_OBJECT
   public:
     KOCalButton( QWidget *parent=0, const char *name=0 ) :
       QPushButton( parent, name) 
     {
       connect( this, SIGNAL( clicked() ),
                SLOT( bottonClicked() )); 
       mNumber = -1;
       setFocusPolicy(NoFocus); 
     }