configpage.cpp
/*
This file is part of libkresources.
Copyright (c) 2002 Tobias Koenig <tokoe@kde.org>
Copyright (c) 2002 Jan-Pascal van Best <janpascal@vanbest.org>
Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <qgroupbox.h>
#include <qlabel.h>
#include <qlayout.h>
#include <kapplication.h>
#include <kcombobox.h>
#include <kdebug.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <ksimpleconfig.h>
#include <kstandarddirs.h>
#include <kurlrequester.h>
#include <klistview.h>
#include <kbuttonbox.h>
#include <ktrader.h>
#include <kinputdialog.h>
#include "resource.h"
#include "configdialog.h"
#include "configpage.h"
namespace KRES {
ResourcePageInfo::ResourcePageInfo() : KShared() {
mManager = 0L;
mConfig = 0L;
}
ResourcePageInfo::~ResourcePageInfo() {
//delete mManager;
mManager = 0L;
//delete mConfig;
mConfig = 0L;
}
class ConfigViewItem : public QCheckListItem
{
public:
ConfigViewItem( QListView *parent, Resource* resource ) :
QCheckListItem( parent, resource->resourceName(), CheckBox ),
mResource( resource ),
mIsStandard( false )
{
setText( 1, mResource->type() );
setOn( mResource->isActive() );
}
void setStandard( bool value )
{
setText( 2, ( value ? i18n( "Yes" ) : QString::null ) );
mIsStandard = value;
}
bool standard() const { return mIsStandard; }
bool readOnly() const { return mResource->readOnly(); }
Resource *resource() { return mResource; }
void updateItem()
{
setOn( mResource->isActive() );
setText( 0, mResource->resourceName() );
setText( 1, mResource->type() );
setText( 2, mIsStandard ? i18n( "Yes" ) : QString::null );
}
private:
Resource* mResource;
bool mIsStandard;
};
ConfigPage::ConfigPage( QWidget *parent, const char *name )
: QWidget( parent, name ),
mCurrentManager( 0 ),
mCurrentConfig( 0 )
{
setCaption( i18n( "Resource Configuration" ) );
QVBoxLayout *mainLayout = new QVBoxLayout( this );
QGroupBox *groupBox = new QGroupBox( i18n( "Resources" ), this );
groupBox->setColumnLayout(0, Qt::Vertical );
groupBox->layout()->setSpacing( 6 );
groupBox->layout()->setMargin( 11 );
QGridLayout *groupBoxLayout = new QGridLayout( groupBox->layout(), 2, 2 );
mFamilyCombo = new KComboBox( false, groupBox );
groupBoxLayout->addMultiCellWidget( mFamilyCombo, 0, 0, 0, 1 );
mListView = new KListView( groupBox );
mListView->setAllColumnsShowFocus( true );
mListView->setFullWidth( true );
mListView->addColumn( i18n( "Name" ) );
mListView->addColumn( i18n( "Type" ) );
mListView->addColumn( i18n( "Standard" ) );
groupBoxLayout->addWidget( mListView, 1, 0 );
connect( mListView, SIGNAL( doubleClicked( QListViewItem *, const QPoint &, int ) ), this, SLOT( slotEdit() ) );
KButtonBox *buttonBox = new KButtonBox( groupBox, Vertical );
mAddButton = buttonBox->addButton( i18n( "&Add..." ), this, SLOT(slotAdd()) );
mRemoveButton = buttonBox->addButton( i18n( "&Remove" ), this, SLOT(slotRemove()) );
mRemoveButton->setEnabled( false );
mEditButton = buttonBox->addButton( i18n( "&Edit..." ), this, SLOT(slotEdit()) );
mEditButton->setEnabled( false );
mStandardButton = buttonBox->addButton( i18n( "&Use as Standard" ), this, SLOT(slotStandard()) );
mStandardButton->setEnabled( false );
buttonBox->layout();
groupBoxLayout->addWidget( buttonBox, 1, 1 );
mainLayout->addWidget( groupBox );
connect( mFamilyCombo, SIGNAL( activated( int ) ),
SLOT( slotFamilyChanged( int ) ) );
connect( mListView, SIGNAL( selectionChanged() ),
SLOT( slotSelectionChanged() ) );
connect( mListView, SIGNAL( clicked( QListViewItem * ) ),
SLOT( slotItemClicked( QListViewItem * ) ) );
mLastItem = 0;
mConfig = new KConfig( "kcmkresourcesrc" );
mConfig->setGroup( "General" );
load();
}
ConfigPage::~ConfigPage()
{
QValueList<KSharedPtr<ResourcePageInfo> >::Iterator it;
for ( it = mInfoMap.begin(); it != mInfoMap.end(); ++it ) {
(*it)->mManager->removeObserver( this );
}
mConfig->writeEntry( "CurrentFamily", mFamilyCombo->currentItem() );
delete mConfig;
mConfig = 0;
}
void ConfigPage::load()
{
kdDebug(5650) << "ConfigPage::load()" << endl;
mListView->clear();
mFamilyMap.clear();
mInfoMap.clear();
QStringList familyDisplayNames;
// KDE-3.3 compatibility code: get families from the plugins
QStringList compatFamilyNames;
const KTrader::OfferList plugins = KTrader::self()->query( "KResources/Plugin" );
KTrader::OfferList::ConstIterator it = plugins.begin();
KTrader::OfferList::ConstIterator end = plugins.end();
for ( ; it != end; ++it ) {
const QString family = (*it)->property( "X-KDE-ResourceFamily" ).toString();
if ( compatFamilyNames.find( family ) == compatFamilyNames.end() )
compatFamilyNames.append( family );
}
const KTrader::OfferList managers = KTrader::self()->query( "KResources/Manager" );
KTrader::OfferList::ConstIterator m_it;
for( m_it = managers.begin(); m_it != managers.end(); ++m_it ) {
QString displayName = (*m_it)->property( "Name" ).toString();
familyDisplayNames.append( displayName );
QString family = (*m_it)->property( "X-KDE-ResourceFamily" ).toString();
if ( !family.isEmpty() ) {
compatFamilyNames.remove( family );
mFamilyMap.append( family );
loadManager( family );
}
}
// Rest of the kde-3.3 compat code
QStringList::ConstIterator cfit = compatFamilyNames.begin();
for ( ; cfit != compatFamilyNames.end(); ++cfit ) {
mFamilyMap.append( *cfit );
familyDisplayNames.append( *cfit );
loadManager( *cfit );
}
mCurrentManager = 0;
mFamilyCombo->clear();
mFamilyCombo->insertStringList( familyDisplayNames );
int currentFamily = mConfig->readNumEntry( "CurrentFamily", 0 );
mFamilyCombo->setCurrentItem( currentFamily );
slotFamilyChanged( currentFamily );
emit changed( false );
}
void ConfigPage::loadManager( const QString& family )
{
mCurrentManager = new Manager<Resource>( family );
if ( mCurrentManager ) {
mCurrentManager->addObserver( this );
ResourcePageInfo *info = new ResourcePageInfo;
info->mManager = mCurrentManager;
info->mConfig = new KConfig( KRES::ManagerImpl::defaultConfigFile( family ) );
info->mManager->readConfig( info->mConfig );
mInfoMap.append( KSharedPtr<ResourcePageInfo>(info) );
}
}
void ConfigPage::save()
{
saveResourceSettings();
QValueList<KSharedPtr<ResourcePageInfo> >::Iterator it;
for ( it = mInfoMap.begin(); it != mInfoMap.end(); ++it )
(*it)->mManager->writeConfig( (*it)->mConfig );
emit changed( false );
}
void ConfigPage::defaults()
{
}
void ConfigPage::slotFamilyChanged( int pos )
{
if ( pos < 0 || pos >= (int)mFamilyMap.count() )
return;
saveResourceSettings();
mFamily = mFamilyMap[ pos ];
mCurrentManager = mInfoMap[ pos ]->mManager;
mCurrentConfig = mInfoMap[ pos ]->mConfig;
if ( !mCurrentManager )
kdDebug(5650) << "ERROR: cannot create ResourceManager<Resource>( mFamily )" << endl;
mListView->clear();
if ( mCurrentManager->isEmpty() )
defaults();
Resource *standardResource = mCurrentManager->standardResource();
Manager<Resource>::Iterator it;
for ( it = mCurrentManager->begin(); it != mCurrentManager->end(); ++it ) {
ConfigViewItem *item = new ConfigViewItem( mListView, *it );
if ( *it == standardResource )
item->setStandard( true );
}
if ( mListView->childCount() == 0 ) {
defaults();
emit changed( true );
mCurrentManager->writeConfig( mCurrentConfig );
} else {
if ( !standardResource )
KMessageBox::sorry( this, i18n( "There is no standard resource! Please select one." ) );
emit changed( false );
}
}
void ConfigPage::slotAdd()
{
if ( !mCurrentManager )
return;
QStringList types = mCurrentManager->resourceTypeNames();
QStringList descs = mCurrentManager->resourceTypeDescriptions();
bool ok = false;
QString desc = KInputDialog::getItem( i18n( "Resource Configuration" ),
i18n( "Please select type of the new resource:" ), descs,
0, false, &ok, this );
if ( !ok )
return;
QString type = types[ descs.findIndex( desc ) ];
// Create new resource
Resource *resource = mCurrentManager->createResource( type );
if ( !resource ) {
KMessageBox::error( this, i18n("Unable to create resource of type '%1'.")
.arg( type ) );
return;
}
resource->setResourceName( type + "-resource" );
ConfigDialog dlg( this, mFamily, resource, "KRES::ConfigDialog" );
if ( dlg.exec() ) {
mCurrentManager->add( resource );
ConfigViewItem *item = new ConfigViewItem( mListView, resource );
mLastItem = item;
// if there are only read-only resources we'll set this resource
// as standard resource
if ( !resource->readOnly() ) {
bool onlyReadOnly = true;
QListViewItem *it = mListView->firstChild();
while ( it != 0 ) {
ConfigViewItem *confIt = static_cast<ConfigViewItem*>( it );
if ( !confIt->readOnly() && confIt != item )
onlyReadOnly = false;
it = it->itemBelow();
}
if ( onlyReadOnly )
item->setStandard( true );
}
emit changed( true );
} else {
delete resource;
resource = 0;
}
}
void ConfigPage::slotRemove()
{
if ( !mCurrentManager )
return;
QListViewItem *item = mListView->currentItem();
ConfigViewItem *confItem = static_cast<ConfigViewItem*>( item );
if ( !confItem )
return;
if ( confItem->standard() ) {
KMessageBox::sorry( this, i18n( "You cannot remove your standard resource! Please select a new standard resource first." ) );
return;
}
mCurrentManager->remove( confItem->resource() );
if ( item == mLastItem )
mLastItem = 0;
mListView->takeItem( item );
delete item;
emit changed( true );
}
void ConfigPage::slotEdit()
{
if ( !mCurrentManager )
return;
QListViewItem *item = mListView->currentItem();
ConfigViewItem *configItem = static_cast<ConfigViewItem*>( item );
if ( !configItem )
return;
Resource *resource = configItem->resource();
ConfigDialog dlg( this, mFamily, resource, "KRES::ConfigDialog" );
if ( dlg.exec() ) {
configItem->setText( 0, resource->resourceName() );
configItem->setText( 1, resource->type() );
if ( configItem->standard() && configItem->readOnly() ) {
KMessageBox::sorry( this, i18n( "You cannot use a read-only resource as standard!" ) );
configItem->setStandard( false );
}
mCurrentManager->change( resource );
emit changed( true );
}
}
void ConfigPage::slotStandard()
{
if ( !mCurrentManager )
return;
ConfigViewItem *item = static_cast<ConfigViewItem*>( mListView->currentItem() );
if ( !item )
return;
if ( item->readOnly() ) {
KMessageBox::sorry( this, i18n( "You cannot use a read-only resource as standard!" ) );
return;
}
if ( !item->isOn() ) {
KMessageBox::sorry( this, i18n( "You cannot use an inactive resource as standard!" ) );
return;
}
QListViewItem *it = mListView->firstChild();
while ( it != 0 ) {
ConfigViewItem *configItem = static_cast<ConfigViewItem*>( it );
if ( configItem->standard() )
configItem->setStandard( false );
it = it->itemBelow();
}
item->setStandard( true );
mCurrentManager->setStandardResource( item->resource() );
emit changed( true );
}
void ConfigPage::slotSelectionChanged()
{
bool state = ( mListView->currentItem() != 0 );
mRemoveButton->setEnabled( state );
mEditButton->setEnabled( state );
mStandardButton->setEnabled( state );
}
void ConfigPage::resourceAdded( Resource *resource )
{
kdDebug(5650) << "ConfigPage::resourceAdded( " << resource->resourceName()
<< " )" << endl;
ConfigViewItem *item = new ConfigViewItem( mListView, resource );
item->setOn( resource->isActive() );
mLastItem = item;
emit changed( true );
}
void ConfigPage::resourceModified( Resource *resource )
{
kdDebug(5650) << "ConfigPage::resourceModified( " << resource->resourceName()
<< " )" << endl;
ConfigViewItem *item = findItem( resource );
if ( !item ) return;
// TODO: Reread resource config. Otherwise we won't see the modification.
item->updateItem();
}
void ConfigPage::resourceDeleted( Resource *resource )
{
kdDebug(5650) << "ConfigPage::resourceDeleted( " << resource->resourceName()
<< " )" << endl;
ConfigViewItem *item = findItem( resource );
if ( !item ) return;
delete item;
}
ConfigViewItem *ConfigPage::findItem( Resource *resource )
{
QListViewItem *i;
for( i = mListView->firstChild(); i; i = i->nextSibling() ) {
ConfigViewItem *item = static_cast<ConfigViewItem *>( i );
if ( item->resource() == resource ) return item;
}
return 0;
}
void ConfigPage::slotItemClicked( QListViewItem *item )
{
ConfigViewItem *configItem = static_cast<ConfigViewItem *>( item );
if ( !configItem ) return;
if ( configItem->standard() && !configItem->isOn() ) {
KMessageBox::sorry( this, i18n( "You cannot deactivate the standard resource. Choose another standard resource first." ) );
configItem->setOn( true );
return;
}
if ( configItem->isOn() != configItem->resource()->isActive() ) {
emit changed( true );
}
}
void ConfigPage::saveResourceSettings()
{
if ( mCurrentManager ) {
QListViewItem *item = mListView->firstChild();
while ( item ) {
ConfigViewItem *configItem = static_cast<ConfigViewItem *>( item );
// check if standard resource
if ( configItem->standard() && !configItem->readOnly() &&
configItem->isOn() )
mCurrentManager->setStandardResource( configItem->resource() );
// check if active or passive resource
configItem->resource()->setActive( configItem->isOn() );
item = item->nextSibling();
}
mCurrentManager->writeConfig( mCurrentConfig );
if ( !mCurrentManager->standardResource() )
KMessageBox::sorry( this, i18n( "There is no valid standard resource! Please select one which is neither read-only nor inactive." ) );
}
}
}
#include "configpage.moc"

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