kresources Library API Documentation

selectdialog.cpp

00001 /*
00002     This file is part of libkresources.
00003 
00004     Copyright (c) 2002 Tobias Koenig <tokoe@kde.org>
00005     Copyright (c) 2002 Jan-Pascal van Best <janpascal@vanbest.org>
00006     Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org>
00007 
00008     This library is free software; you can redistribute it and/or
00009     modify it under the terms of the GNU Library General Public
00010     License as published by the Free Software Foundation; either
00011     version 2 of the License, or (at your option) any later version.
00012 
00013     This library is distributed in the hope that it will be useful,
00014     but WITHOUT ANY WARRANTY; without even the implied warranty of
00015     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016     Library General Public License for more details.
00017 
00018     You should have received a copy of the GNU Library General Public License
00019     along with this library; see the file COPYING.LIB.  If not, write to
00020     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00021     Boston, MA 02111-1307, USA.
00022 */
00023 
00024 #include <kbuttonbox.h>
00025 #include <kglobalsettings.h>
00026 #include <klistbox.h>
00027 #include <klocale.h>
00028 #include <kmessagebox.h>
00029 #include <kiconloader.h>
00030 
00031 #include <qgroupbox.h>
00032 #include <qlayout.h>
00033 #include <qpushbutton.h>
00034 
00035 #include "resource.h"
00036 
00037 #include "selectdialog.h"
00038 
00039 using namespace KRES;
00040 
00041 SelectDialog::SelectDialog( QPtrList<Resource> list, QWidget *parent,
00042                             const char *name )
00043   : KDialog( parent, name, true )
00044 {
00045   setCaption( i18n( "Resource Selection" ) );
00046   resize( 300, 200 );
00047 
00048   QVBoxLayout *mainLayout = new QVBoxLayout( this );
00049   mainLayout->setMargin( marginHint() );
00050 
00051   QGroupBox *groupBox = new QGroupBox( 2, Qt::Horizontal,  this );
00052   groupBox->setTitle( i18n( "Resources" ) );
00053 
00054   mResourceId = new KListBox( groupBox );
00055 
00056   mainLayout->addWidget( groupBox );
00057 
00058   mainLayout->addSpacing( 10 );
00059 
00060   KButtonBox *buttonBox = new KButtonBox( this );
00061 
00062   buttonBox->addStretch();
00063   QPushButton* ok = buttonBox->addButton( i18n( "&OK" ), this, SLOT( accept() ) );
00064   QPushButton* cancel = buttonBox->addButton( i18n( "&Cancel" ), this, SLOT( reject() ) );
00065   if (KGlobalSettings::showIconsOnPushButtons()) {
00066     ok->setIconSet( SmallIconSet("button_ok") );
00067     cancel->setIconSet( SmallIconSet("button_cancel") );
00068   }
00069   buttonBox->layout();
00070 
00071   mainLayout->addWidget( buttonBox );
00072 
00073   // setup listbox
00074   uint counter = 0;
00075   for ( uint i = 0; i < list.count(); ++i ) {
00076     Resource *resource = list.at( i );
00077     if ( resource && !resource->readOnly() ) {
00078       mResourceMap.insert( counter, resource );
00079       mResourceId->insertItem( resource->resourceName() );
00080       counter++;
00081     }
00082   }
00083 
00084   mResourceId->setCurrentItem( 0 );
00085   connect( mResourceId, SIGNAL(returnPressed(QListBoxItem*)),
00086            SLOT(accept()) );
00087   connect( mResourceId, SIGNAL( executed( QListBoxItem* ) ),
00088            SLOT( accept() ) );
00089 }
00090 
00091 Resource *SelectDialog::resource()
00092 {
00093   if ( mResourceId->currentItem() != -1 )
00094     return mResourceMap[ mResourceId->currentItem() ];
00095   else
00096     return 0;
00097 }
00098 
00099 Resource *SelectDialog::getResource( QPtrList<Resource> list, QWidget *parent )
00100 {
00101   if ( list.count() == 0 ) {
00102     KMessageBox::error( parent, i18n( "There is no resource available!" ) );
00103     return 0;
00104   }
00105 
00106   if ( list.count() == 1 ) return list.first();
00107 
00108   // the following lines will return a writeable resource if only _one_ writeable
00109   // resource exists
00110   Resource *found = 0;
00111   Resource *it = list.first();
00112   while ( it ) {
00113     if ( !it->readOnly() ) {
00114       if ( found ) {
00115         found = 0;
00116     break;
00117       } else
00118         found = it;
00119     }
00120     it = list.next();
00121   }
00122 
00123   if ( found )
00124     return found;
00125 
00126   SelectDialog dlg( list, parent );
00127   if ( dlg.exec() == KDialog::Accepted ) return dlg.resource();
00128   else return 0;
00129 }
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This file is part of the documentation for kresources Library Version 3.2.3.
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