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00024 #include <qgroupbox.h>
00025 #include <qlabel.h>
00026 #include <qlayout.h>
00027
00028 #include <kapplication.h>
00029 #include <kcombobox.h>
00030 #include <kdebug.h>
00031 #include <klocale.h>
00032 #include <kmessagebox.h>
00033 #include <ksimpleconfig.h>
00034 #include <kstandarddirs.h>
00035 #include <kurlrequester.h>
00036 #include <klistview.h>
00037 #include <kbuttonbox.h>
00038 #include <ktrader.h>
00039 #include <kinputdialog.h>
00040
00041 #include "resource.h"
00042 #include "configdialog.h"
00043
00044 #include "configpage.h"
00045
00046 namespace KRES {
00047
00048 ResourcePageInfo::ResourcePageInfo() : KShared() {
00049 mManager = 0L;
00050 mConfig = 0L;
00051 }
00052
00053 ResourcePageInfo::~ResourcePageInfo() {
00054
00055 mManager = 0L;
00056
00057 mConfig = 0L;
00058 }
00059
00060
00061 class ConfigViewItem : public QCheckListItem
00062 {
00063 public:
00064 ConfigViewItem( QListView *parent, Resource* resource ) :
00065 QCheckListItem( parent, resource->resourceName(), CheckBox ),
00066 mResource( resource ),
00067 mIsStandard( false )
00068 {
00069 setText( 1, mResource->type() );
00070 setOn( mResource->isActive() );
00071 }
00072
00073 void setStandard( bool value )
00074 {
00075 setText( 2, ( value ? i18n( "Yes" ) : QString::null ) );
00076 mIsStandard = value;
00077 }
00078
00079 bool standard() const { return mIsStandard; }
00080 bool readOnly() const { return mResource->readOnly(); }
00081
00082 Resource *resource() { return mResource; }
00083
00084 void updateItem()
00085 {
00086 setOn( mResource->isActive() );
00087 setText( 0, mResource->resourceName() );
00088 setText( 1, mResource->type() );
00089 setText( 2, mIsStandard ? i18n( "Yes" ) : QString::null );
00090 }
00091
00092 private:
00093 Resource* mResource;
00094
00095 bool mIsStandard;
00096 };
00097
00098 ConfigPage::ConfigPage( QWidget *parent, const char *name )
00099 : QWidget( parent, name ),
00100 mCurrentManager( 0 ),
00101 mCurrentConfig( 0 )
00102 {
00103 setCaption( i18n( "Resource Configuration" ) );
00104
00105 QVBoxLayout *mainLayout = new QVBoxLayout( this );
00106
00107 QGroupBox *groupBox = new QGroupBox( i18n( "Resources" ), this );
00108 groupBox->setColumnLayout(0, Qt::Vertical );
00109 groupBox->layout()->setSpacing( 6 );
00110 groupBox->layout()->setMargin( 11 );
00111 QGridLayout *groupBoxLayout = new QGridLayout( groupBox->layout(), 2, 2 );
00112
00113 mFamilyCombo = new KComboBox( false, groupBox );
00114 groupBoxLayout->addMultiCellWidget( mFamilyCombo, 0, 0, 0, 1 );
00115
00116 mListView = new KListView( groupBox );
00117 mListView->setAllColumnsShowFocus( true );
00118 mListView->setFullWidth( true );
00119 mListView->addColumn( i18n( "Name" ) );
00120 mListView->addColumn( i18n( "Type" ) );
00121 mListView->addColumn( i18n( "Standard" ) );
00122
00123 groupBoxLayout->addWidget( mListView, 1, 0 );
00124 connect( mListView, SIGNAL( doubleClicked( QListViewItem *, const QPoint &, int ) ), this, SLOT( slotEdit() ) );
00125 KButtonBox *buttonBox = new KButtonBox( groupBox, Vertical );
00126 mAddButton = buttonBox->addButton( i18n( "&Add..." ), this, SLOT(slotAdd()) );
00127 mRemoveButton = buttonBox->addButton( i18n( "&Remove" ), this, SLOT(slotRemove()) );
00128 mRemoveButton->setEnabled( false );
00129 mEditButton = buttonBox->addButton( i18n( "&Edit..." ), this, SLOT(slotEdit()) );
00130 mEditButton->setEnabled( false );
00131 mStandardButton = buttonBox->addButton( i18n( "&Use as Standard" ), this, SLOT(slotStandard()) );
00132 mStandardButton->setEnabled( false );
00133 buttonBox->layout();
00134
00135 groupBoxLayout->addWidget( buttonBox, 1, 1 );
00136
00137 mainLayout->addWidget( groupBox );
00138
00139 connect( mFamilyCombo, SIGNAL( activated( int ) ),
00140 SLOT( slotFamilyChanged( int ) ) );
00141 connect( mListView, SIGNAL( selectionChanged() ),
00142 SLOT( slotSelectionChanged() ) );
00143 connect( mListView, SIGNAL( clicked( QListViewItem * ) ),
00144 SLOT( slotItemClicked( QListViewItem * ) ) );
00145
00146 mLastItem = 0;
00147
00148 mConfig = new KConfig( "kcmkresourcesrc" );
00149 mConfig->setGroup( "General" );
00150
00151 load();
00152 }
00153
00154 ConfigPage::~ConfigPage()
00155 {
00156 QValueList<KSharedPtr<ResourcePageInfo> >::Iterator it;
00157 for ( it = mInfoMap.begin(); it != mInfoMap.end(); ++it ) {
00158 (*it)->mManager->removeObserver( this );
00159 }
00160
00161 mConfig->writeEntry( "CurrentFamily", mFamilyCombo->currentItem() );
00162 delete mConfig;
00163 mConfig = 0;
00164 }
00165
00166 void ConfigPage::load()
00167 {
00168 kdDebug(5650) << "ConfigPage::load()" << endl;
00169
00170 mListView->clear();
00171 mFamilyMap.clear();
00172 mInfoMap.clear();
00173 QStringList familyDisplayNames;
00174
00175
00176 QStringList compatFamilyNames;
00177 const KTrader::OfferList plugins = KTrader::self()->query( "KResources/Plugin" );
00178 KTrader::OfferList::ConstIterator it = plugins.begin();
00179 KTrader::OfferList::ConstIterator end = plugins.end();
00180 for ( ; it != end; ++it ) {
00181 const QString family = (*it)->property( "X-KDE-ResourceFamily" ).toString();
00182 if ( compatFamilyNames.find( family ) == compatFamilyNames.end() )
00183 compatFamilyNames.append( family );
00184 }
00185
00186 const KTrader::OfferList managers = KTrader::self()->query( "KResources/Manager" );
00187 KTrader::OfferList::ConstIterator m_it;
00188 for( m_it = managers.begin(); m_it != managers.end(); ++m_it ) {
00189 QString displayName = (*m_it)->property( "Name" ).toString();
00190 familyDisplayNames.append( displayName );
00191 QString family = (*m_it)->property( "X-KDE-ResourceFamily" ).toString();
00192 if ( !family.isEmpty() ) {
00193 compatFamilyNames.remove( family );
00194 mFamilyMap.append( family );
00195 loadManager( family );
00196 }
00197 }
00198
00199
00200 QStringList::ConstIterator cfit = compatFamilyNames.begin();
00201 for ( ; cfit != compatFamilyNames.end(); ++cfit ) {
00202 mFamilyMap.append( *cfit );
00203 familyDisplayNames.append( *cfit );
00204 loadManager( *cfit );
00205 }
00206
00207 mCurrentManager = 0;
00208
00209 mFamilyCombo->clear();
00210 mFamilyCombo->insertStringList( familyDisplayNames );
00211
00212 int currentFamily = mConfig->readNumEntry( "CurrentFamily", 0 );
00213 mFamilyCombo->setCurrentItem( currentFamily );
00214 slotFamilyChanged( currentFamily );
00215 emit changed( false );
00216 }
00217
00218 void ConfigPage::loadManager( const QString& family )
00219 {
00220 mCurrentManager = new Manager<Resource>( family );
00221 if ( mCurrentManager ) {
00222 mCurrentManager->addObserver( this );
00223
00224 ResourcePageInfo *info = new ResourcePageInfo;
00225 info->mManager = mCurrentManager;
00226 info->mConfig = new KConfig( KRES::ManagerImpl::defaultConfigFile( family ) );
00227 info->mManager->readConfig( info->mConfig );
00228
00229 mInfoMap.append( KSharedPtr<ResourcePageInfo>(info) );
00230 }
00231 }
00232
00233 void ConfigPage::save()
00234 {
00235 saveResourceSettings();
00236
00237 QValueList<KSharedPtr<ResourcePageInfo> >::Iterator it;
00238 for ( it = mInfoMap.begin(); it != mInfoMap.end(); ++it )
00239 (*it)->mManager->writeConfig( (*it)->mConfig );
00240
00241 emit changed( false );
00242 }
00243
00244 void ConfigPage::defaults()
00245 {
00246 }
00247
00248 void ConfigPage::slotFamilyChanged( int pos )
00249 {
00250 if ( pos < 0 || pos >= (int)mFamilyMap.count() )
00251 return;
00252
00253 saveResourceSettings();
00254
00255 mFamily = mFamilyMap[ pos ];
00256
00257 mCurrentManager = mInfoMap[ pos ]->mManager;
00258 mCurrentConfig = mInfoMap[ pos ]->mConfig;
00259
00260 if ( !mCurrentManager )
00261 kdDebug(5650) << "ERROR: cannot create ResourceManager<Resource>( mFamily )" << endl;
00262
00263 mListView->clear();
00264
00265 if ( mCurrentManager->isEmpty() )
00266 defaults();
00267
00268 Resource *standardResource = mCurrentManager->standardResource();
00269
00270 Manager<Resource>::Iterator it;
00271 for ( it = mCurrentManager->begin(); it != mCurrentManager->end(); ++it ) {
00272 ConfigViewItem *item = new ConfigViewItem( mListView, *it );
00273 if ( *it == standardResource )
00274 item->setStandard( true );
00275 }
00276
00277 if ( mListView->childCount() == 0 ) {
00278 defaults();
00279 emit changed( true );
00280 mCurrentManager->writeConfig( mCurrentConfig );
00281 } else {
00282 if ( !standardResource )
00283 KMessageBox::sorry( this, i18n( "There is no standard resource! Please select one." ) );
00284
00285 emit changed( false );
00286 }
00287 }
00288
00289 void ConfigPage::slotAdd()
00290 {
00291 if ( !mCurrentManager )
00292 return;
00293
00294 QStringList types = mCurrentManager->resourceTypeNames();
00295 QStringList descs = mCurrentManager->resourceTypeDescriptions();
00296 bool ok = false;
00297 QString desc = KInputDialog::getItem( i18n( "Resource Configuration" ),
00298 i18n( "Please select type of the new resource:" ), descs,
00299 0, false, &ok, this );
00300 if ( !ok )
00301 return;
00302
00303 QString type = types[ descs.findIndex( desc ) ];
00304
00305
00306 Resource *resource = mCurrentManager->createResource( type );
00307 if ( !resource ) {
00308 KMessageBox::error( this, i18n("Unable to create resource of type '%1'.")
00309 .arg( type ) );
00310 return;
00311 }
00312
00313 resource->setResourceName( type + "-resource" );
00314
00315 ConfigDialog dlg( this, mFamily, resource, "KRES::ConfigDialog" );
00316
00317 if ( dlg.exec() ) {
00318 mCurrentManager->add( resource );
00319
00320 ConfigViewItem *item = new ConfigViewItem( mListView, resource );
00321
00322 mLastItem = item;
00323
00324
00325
00326 if ( !resource->readOnly() ) {
00327 bool onlyReadOnly = true;
00328 QListViewItem *it = mListView->firstChild();
00329 while ( it != 0 ) {
00330 ConfigViewItem *confIt = static_cast<ConfigViewItem*>( it );
00331 if ( !confIt->readOnly() && confIt != item )
00332 onlyReadOnly = false;
00333
00334 it = it->itemBelow();
00335 }
00336
00337 if ( onlyReadOnly )
00338 item->setStandard( true );
00339 }
00340
00341 emit changed( true );
00342 } else {
00343 delete resource;
00344 resource = 0;
00345 }
00346 }
00347
00348 void ConfigPage::slotRemove()
00349 {
00350 if ( !mCurrentManager )
00351 return;
00352
00353 QListViewItem *item = mListView->currentItem();
00354 ConfigViewItem *confItem = static_cast<ConfigViewItem*>( item );
00355
00356 if ( !confItem )
00357 return;
00358
00359 if ( confItem->standard() ) {
00360 KMessageBox::sorry( this, i18n( "You cannot remove your standard resource! Please select a new standard resource first." ) );
00361 return;
00362 }
00363
00364 mCurrentManager->remove( confItem->resource() );
00365
00366 if ( item == mLastItem )
00367 mLastItem = 0;
00368
00369 mListView->takeItem( item );
00370 delete item;
00371
00372 emit changed( true );
00373 }
00374
00375 void ConfigPage::slotEdit()
00376 {
00377 if ( !mCurrentManager )
00378 return;
00379
00380 QListViewItem *item = mListView->currentItem();
00381 ConfigViewItem *configItem = static_cast<ConfigViewItem*>( item );
00382 if ( !configItem )
00383 return;
00384
00385 Resource *resource = configItem->resource();
00386
00387 ConfigDialog dlg( this, mFamily, resource, "KRES::ConfigDialog" );
00388
00389 if ( dlg.exec() ) {
00390 configItem->setText( 0, resource->resourceName() );
00391 configItem->setText( 1, resource->type() );
00392
00393 if ( configItem->standard() && configItem->readOnly() ) {
00394 KMessageBox::sorry( this, i18n( "You cannot use a read-only resource as standard!" ) );
00395 configItem->setStandard( false );
00396 }
00397
00398 mCurrentManager->change( resource );
00399 emit changed( true );
00400 }
00401 }
00402
00403 void ConfigPage::slotStandard()
00404 {
00405 if ( !mCurrentManager )
00406 return;
00407
00408 ConfigViewItem *item = static_cast<ConfigViewItem*>( mListView->currentItem() );
00409 if ( !item )
00410 return;
00411
00412 if ( item->readOnly() ) {
00413 KMessageBox::sorry( this, i18n( "You cannot use a read-only resource as standard!" ) );
00414 return;
00415 }
00416
00417 if ( !item->isOn() ) {
00418 KMessageBox::sorry( this, i18n( "You cannot use an inactive resource as standard!" ) );
00419 return;
00420 }
00421
00422 QListViewItem *it = mListView->firstChild();
00423 while ( it != 0 ) {
00424 ConfigViewItem *configItem = static_cast<ConfigViewItem*>( it );
00425 if ( configItem->standard() )
00426 configItem->setStandard( false );
00427 it = it->itemBelow();
00428 }
00429
00430 item->setStandard( true );
00431 mCurrentManager->setStandardResource( item->resource() );
00432
00433 emit changed( true );
00434 }
00435
00436 void ConfigPage::slotSelectionChanged()
00437 {
00438 bool state = ( mListView->currentItem() != 0 );
00439
00440 mRemoveButton->setEnabled( state );
00441 mEditButton->setEnabled( state );
00442 mStandardButton->setEnabled( state );
00443 }
00444
00445 void ConfigPage::resourceAdded( Resource *resource )
00446 {
00447 kdDebug(5650) << "ConfigPage::resourceAdded( " << resource->resourceName()
00448 << " )" << endl;
00449
00450 ConfigViewItem *item = new ConfigViewItem( mListView, resource );
00451
00452 item->setOn( resource->isActive() );
00453
00454 mLastItem = item;
00455
00456 emit changed( true );
00457 }
00458
00459 void ConfigPage::resourceModified( Resource *resource )
00460 {
00461 kdDebug(5650) << "ConfigPage::resourceModified( " << resource->resourceName()
00462 << " )" << endl;
00463 ConfigViewItem *item = findItem( resource );
00464 if ( !item ) return;
00465
00466
00467
00468 item->updateItem();
00469 }
00470
00471 void ConfigPage::resourceDeleted( Resource *resource )
00472 {
00473 kdDebug(5650) << "ConfigPage::resourceDeleted( " << resource->resourceName()
00474 << " )" << endl;
00475
00476 ConfigViewItem *item = findItem( resource );
00477 if ( !item ) return;
00478
00479 delete item;
00480 }
00481
00482 ConfigViewItem *ConfigPage::findItem( Resource *resource )
00483 {
00484 QListViewItem *i;
00485 for( i = mListView->firstChild(); i; i = i->nextSibling() ) {
00486 ConfigViewItem *item = static_cast<ConfigViewItem *>( i );
00487 if ( item->resource() == resource ) return item;
00488 }
00489 return 0;
00490 }
00491
00492 void ConfigPage::slotItemClicked( QListViewItem *item )
00493 {
00494 ConfigViewItem *configItem = static_cast<ConfigViewItem *>( item );
00495 if ( !configItem ) return;
00496
00497 if ( configItem->standard() && !configItem->isOn() ) {
00498 KMessageBox::sorry( this, i18n( "You cannot deactivate the standard resource. Choose another standard resource first." ) );
00499 configItem->setOn( true );
00500 return;
00501 }
00502
00503 if ( configItem->isOn() != configItem->resource()->isActive() ) {
00504 emit changed( true );
00505 }
00506 }
00507
00508 void ConfigPage::saveResourceSettings()
00509 {
00510 if ( mCurrentManager ) {
00511 QListViewItem *item = mListView->firstChild();
00512 while ( item ) {
00513 ConfigViewItem *configItem = static_cast<ConfigViewItem *>( item );
00514
00515
00516 if ( configItem->standard() && !configItem->readOnly() &&
00517 configItem->isOn() )
00518 mCurrentManager->setStandardResource( configItem->resource() );
00519
00520
00521 configItem->resource()->setActive( configItem->isOn() );
00522
00523 item = item->nextSibling();
00524 }
00525 mCurrentManager->writeConfig( mCurrentConfig );
00526
00527 if ( !mCurrentManager->standardResource() )
00528 KMessageBox::sorry( this, i18n( "There is no valid standard resource! Please select one which is neither read-only nor inactive." ) );
00529 }
00530 }
00531
00532 }
00533
00534 #include "configpage.moc"
00535