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tdebase/kcontrol/kthememanager/kthememanager.cpp

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// -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
/* Copyright (C) 2003 Lukas Tinkl <lukas@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqpixmap.h>
#include <tqpushbutton.h>
#include <tqtoolbutton.h>
#include <tqtooltip.h>
#include <kaboutdata.h>
#include <kapplication.h>
#include <kdebug.h>
#include <kdialog.h>
#include <kemailsettings.h>
#include <kfiledialog.h>
#include <kglobal.h>
#include <kiconloader.h>
#include <klistview.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kservicegroup.h>
#include <kstandarddirs.h>
#include <kurldrag.h>
#include "kthememanager.h"
#include "knewthemedlg.h"
#include "config.h"
kthememanager::kthememanager( TQWidget *parent, const char *name )
: TDECModule( parent, name ), m_theme( 0 ), m_origTheme( 0 )
{
TDEAboutData *about = new TDEAboutData("kthememanager", I18N_NOOP("TDE Theme Manager"),
"0.4", I18N_NOOP("This control module handles installing, removing and "
"creating visual TDE themes."),
TDEAboutData::License_GPL, "(c) 2003, 2004, 2006 Lukáš Tinkl", 0,
"http://developer.kde.org/~lukas/kthememanager");
setAboutData( about );
setQuickHelp( i18n("This control module handles installing, removing and "
"creating visual TDE themes."));
setButtons( TDECModule::Default|TDECModule::Apply|TDECModule::Help );
setAcceptDrops( true );
init();
TQBoxLayout *top = new TQVBoxLayout(this, 0, KDialog::spacingHint());
dlg = new KThemeDlg(this);
top->addWidget( dlg );
dlg->lvThemes->setColumnWidthMode( 0, TQListView::Maximum );
connect( ( TQObject * )dlg->btnInstall, TQT_SIGNAL( clicked() ),
this, TQT_SLOT( slotInstallTheme() ) );
connect( ( TQObject * )dlg->btnRemove, TQT_SIGNAL( clicked() ),
this, TQT_SLOT( slotRemoveTheme() ) );
connect( ( TQObject * )dlg->btnCreate, TQT_SIGNAL( clicked() ),
this, TQT_SLOT( slotCreateTheme() ) );
connect( ( TQObject * )dlg->lvThemes, TQT_SIGNAL( clicked( TQListViewItem * ) ),
this, TQT_SLOT( slotThemeChanged( TQListViewItem * ) ) );
connect( ( TQObject * )dlg->lvThemes, TQT_SIGNAL( currentChanged( TQListViewItem * ) ),
this, TQT_SLOT( slotThemeChanged( TQListViewItem * ) ) );
connect( this, TQT_SIGNAL( filesDropped( const KURL::List& ) ),
this, TQT_SLOT( updateButton() ) );
connect( ( TQObject * )dlg->lvThemes, TQT_SIGNAL( clicked( TQListViewItem * ) ),
this, TQT_SLOT( updateButton() ) );
m_origTheme = new KTheme( this, true ); // stores the defaults to get back to
m_origTheme->setName( ORIGINAL_THEME );
m_origTheme->createYourself();
load();
queryLNFModules();
updateButton();
}
kthememanager::~kthememanager()
{
delete m_theme;
delete m_origTheme;
}
void kthememanager::init()
{
TDEGlobal::dirs()->addResourceType( "themes", KStandardDirs::kde_default("data") +
"kthememanager/themes/" );
}
void kthememanager::updateButton()
{
TQListViewItem * cur = dlg->lvThemes->currentItem();
bool enable = (cur != 0);
if (enable) {
enable = TQFile(TDEGlobal::dirs()->saveLocation( "themes", cur->text( 0 ) + "/"+ cur->text( 0 )+ ".xml" ,false)).exists() ;
}
dlg->btnRemove->setEnabled(enable);
}
void kthememanager::load()
{
load( false );
}
void kthememanager::load(bool useDefaults)
{
listThemes();
// Load the current theme name
TDEConfig conf("kcmthememanagerrc", false, false);
conf.setReadDefaults( useDefaults );
conf.setGroup( "General" );
TQString themeName = conf.readEntry( "CurrentTheme" );
TQListViewItem * cur = dlg->lvThemes->findItem( themeName, 0 );
if ( cur )
{
dlg->lvThemes->setSelected( cur, true );
dlg->lvThemes->ensureItemVisible( cur );
slotThemeChanged( cur );
}
emit changed( true );
}
void kthememanager::defaults()
{
load( true );
}
void kthememanager::save()
{
TQListViewItem * cur = dlg->lvThemes->currentItem();
if ( cur )
{
TQString themeName = cur->text( 0 );
m_theme = new KTheme( this, TDEGlobal::dirs()->findResource( "themes", themeName + "/" + themeName + ".xml") );
m_theme->apply();
// Save the current theme name
TDEConfig conf("kcmthememanagerrc", false, false);
conf.setGroup( "General" );
conf.writeEntry( "CurrentTheme", themeName );
conf.sync();
delete m_theme;
m_theme = 0;
}
}
void kthememanager::listThemes()
{
dlg->lvThemes->clear();
dlg->lbPreview->setPixmap( TQPixmap() );
TQStringList themes = TDEGlobal::dirs()->findAllResources( "themes", "*.xml", true /*recursive*/ );
TQStringList::const_iterator it;
for ( it = themes.begin(); it != themes.end(); ++it )
{
KTheme theme( this, ( *it ) );
TQString name = theme.name();
if ( name != ORIGINAL_THEME ) // skip the "original" theme
( void ) new TQListViewItem( dlg->lvThemes, name, theme.comment() );
}
kdDebug() << "Available themes: " << themes << endl;
}
float kthememanager::getThemeVersion( const TQString & themeName )
{
TQStringList themes = TDEGlobal::dirs()->findAllResources( "themes", "*.xml", true /*recursive*/ );
TQStringList::const_iterator it;
for ( it = themes.begin(); it != themes.end(); ++it )
{
KTheme theme( 0L, ( *it ) );
TQString name = theme.name();
bool ok = false;
float version = theme.version().toFloat( &ok );
if ( name == themeName && ok )
return version;
}
return -1;
}
void kthememanager::slotInstallTheme()
{
addNewTheme( KFileDialog::getOpenURL( ":themes", "*.kth|" + i18n("Theme Files"), this,
i18n( "Select Theme File" ) ) );
}
void kthememanager::addNewTheme( const KURL & url )
{
if ( url.isValid() )
{
TQString themeName = TQFileInfo( url.fileName() ).baseName();
if ( getThemeVersion( themeName ) != -1 ) // theme exists already
{
KTheme::remove( themeName ); // remove first
}
m_theme = new KTheme(this);
if ( m_theme->load( url ) )
{
listThemes();
emit changed( true );
}
delete m_theme;
m_theme = 0;
updateButton();
}
}
void kthememanager::slotRemoveTheme()
{
// get the selected item from the listview
TQListViewItem * cur = dlg->lvThemes->currentItem();
// ask and remove it
if ( cur )
{
TQString themeName = cur->text( 0 );
if ( KMessageBox::warningContinueCancel( this, "<qt>" + i18n( "Do you really want to remove the theme <b>%1</b>?" ).arg( themeName ),
i18n( "Remove Theme" ), KGuiItem( i18n( "&Remove" ), "editdelete" ) )
== KMessageBox::Continue )
{
KTheme::remove( themeName );
listThemes();
}
updateButton();
}
}
bool kthememanager::themeExist(const TQString &_themeName)
{
return ( dlg->lvThemes->findItem( _themeName, 0 )!=0 );
}
void kthememanager::slotCreateTheme()
{
KNewThemeDlg dlg( this );
KEMailSettings es;
es.setProfile( es.defaultProfileName() );
dlg.setName( i18n( "My Theme" ) );
dlg.setAuthor( es.getSetting( KEMailSettings::RealName ) ) ;
dlg.setEmail( es.getSetting( KEMailSettings::EmailAddress ) );
dlg.setVersion( "0.1" );
if ( dlg.exec() == TQDialog::Accepted )
{
TQString themeName = dlg.getName();
if ( themeExist(themeName) )
{
KMessageBox::information( this, i18n( "Theme %1 already exists." ).arg( themeName ) );
}
else
{
if ( getThemeVersion( themeName ) != -1 ) // remove the installed theme first
{
KTheme::remove( themeName );
}
m_theme = new KTheme( this, true );
m_theme->setName( dlg.getName() );
m_theme->setAuthor( dlg.getAuthor() );
m_theme->setEmail( dlg.getEmail() );
m_theme->setHomepage( dlg.getHomepage() );
m_theme->setComment( dlg.getComment().replace( "\n", "" ) );
m_theme->setVersion( dlg.getVersion() );
TQString result = m_theme->createYourself( true );
m_theme->addPreview();
if ( !result.isEmpty() )
KMessageBox::information( this, i18n( "Your theme has been successfully created in %1." ).arg( result ),
i18n( "Theme Created" ), "theme_created_ok" );
else
KMessageBox::error( this, i18n( "An error occurred while creating your theme." ),
i18n( "Theme Not Created" ) );
delete m_theme;
m_theme = 0;
listThemes();
}
}
}
void kthememanager::slotThemeChanged( TQListViewItem * item )
{
if ( item )
{
TQString themeName = item->text(0);
kdDebug() << "Activated theme: " << themeName << endl;
TQString themeDir = TDEGlobal::dirs()->findResourceDir( "themes", themeName + "/" + themeName + ".xml") + themeName + "/";
TQString pixFile = themeDir + themeName + ".preview.png";
if ( TQFile::exists( pixFile ) )
{
updatePreview( pixFile );
}
else
{
dlg->lbPreview->setPixmap( TQPixmap() );
dlg->lbPreview->setText( i18n( "This theme does not contain a preview." ) );
}
KTheme theme( this, themeDir + themeName + ".xml" );
TQToolTip::remove( dlg->lbPreview );
TQToolTip::add( dlg->lbPreview, "<qt>" + i18n( "Author: %1<br>Email: %2<br>Version: %3<br>Homepage: %4" )
.arg( theme.author() ).arg( theme.email() )
.arg( theme.version() ).arg( theme.homepage() ) + "</qt>");
emit changed( true );
}
}
void kthememanager::dragEnterEvent( TQDragEnterEvent * ev )
{
ev->accept( KURLDrag::canDecode( ev ) );
}
void kthememanager::dropEvent( TQDropEvent * ev )
{
KURL::List urls;
if ( KURLDrag::decode( ev, urls ) )
{
emit filesDropped( urls );
}
}
void kthememanager::slotFilesDropped( const KURL::List & urls )
{
for ( KURL::List::ConstIterator it = urls.begin(); it != urls.end(); ++it )
addNewTheme( *it );
}
void kthememanager::queryLNFModules()
{
/*KServiceGroup::Ptr settings = KServiceGroup::group( "Settings/LookNFeel/" );
if ( !settings || !settings->isValid() )
return;
KServiceGroup::List list = settings->entries();
// Iterate over all entries in the group
for( KServiceGroup::List::ConstIterator it = list.begin();
it != list.end(); it++ )
{
KSycocaEntry *p = ( *it );
if ( p->isType( KST_KService ) )
{
KService *s = static_cast<KService *>( p );
( void ) new KThemeDetailsItem( dlg->lvDetails, s->name(), s->pixmap( KIcon::Desktop ), s->exec() );
}
}
dlg->lvDetails->sort();*/
// For now use a static list
KIconLoader * il = TDEGlobal::iconLoader();
dlg->btnBackground->setIconSet( il->loadIconSet( "background", KIcon::Desktop, 32 ) );
dlg->btnColors->setIconSet( il->loadIconSet( "colorscm", KIcon::Desktop, 32 ) );
dlg->btnStyle->setIconSet( il->loadIconSet( "style", KIcon::Desktop, 32 ) );
dlg->btnIcons->setIconSet( il->loadIconSet( "icons", KIcon::Desktop, 32 ) );
dlg->btnFonts->setIconSet( il->loadIconSet( "fonts", KIcon::Desktop, 32 ) );
dlg->btnSaver->setIconSet( il->loadIconSet( "kscreensaver", KIcon::Desktop, 32 ) );
}
void kthememanager::updatePreview( const TQString & pixFile )
{
kdDebug() << "Preview is in file: " << pixFile << endl;
TQImage preview( pixFile, "PNG" );
if (preview.width()>dlg->lbPreview->contentsRect().width() ||
preview.height()>dlg->lbPreview->contentsRect().height() )
preview = preview.smoothScale( dlg->lbPreview->contentsRect().size(), TQ_ScaleMin );
TQPixmap pix;
pix.convertFromImage( preview );
dlg->lbPreview->setPixmap( pix );
}
extern "C"
{
KDE_EXPORT TDECModule *create_kthememanager(TQWidget *parent, const char *)
{
TDEGlobal::locale()->insertCatalogue( "kthememanager" );
return new kthememanager( parent, "kthememanager" );
}
}
#include "kthememanager.moc"