Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 425 insertions, 0 deletions

diff --git a/kcontrol/kthememanager/kthememanager.cpp b/kcontrol/kthememanager/kthememanager.cpp
new file mode 100644
index 000000000..d5efc65cd
--- /dev/null
+++ b/kcontrol/kthememanager/kthememanager.cpp
@@ -0,0 +1,425 @@
+// -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
+/*  Copyright (C) 2003 Lukas Tinkl <[email protected]>
+
+    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 <qlabel.h>
+#include <qlayout.h>
+#include <qpixmap.h>
+#include <qpushbutton.h>
+#include <qtoolbutton.h>
+#include <qtooltip.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( QWidget *parent, const char *name )
+    : KCModule( parent, name ), m_theme( 0 ), m_origTheme( 0 )
+{
+
+    KAboutData *about = new KAboutData("kthememanager", I18N_NOOP("KDE Theme Manager"),
+                                       "0.4", I18N_NOOP("This control module handles installing, removing and "
+                                                        "creating visual KDE themes."),
+                                       KAboutData::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 KDE themes."));
+
+    setButtons( KCModule::Default|KCModule::Apply|KCModule::Help );
+
+    setAcceptDrops( true );
+    init();
+
+    QBoxLayout *top = new QVBoxLayout(this, 0, KDialog::spacingHint());
+
+    dlg = new KThemeDlg(this);
+    top->addWidget( dlg );
+
+    dlg->lvThemes->setColumnWidthMode( 0, QListView::Maximum );
+
+    connect( ( QObject * )dlg->btnInstall, SIGNAL( clicked() ),
+             this, SLOT( slotInstallTheme() ) );
+
+    connect( ( QObject * )dlg->btnRemove, SIGNAL( clicked() ),
+             this, SLOT( slotRemoveTheme() ) );
+
+    connect( ( QObject * )dlg->btnCreate, SIGNAL( clicked() ),
+             this, SLOT( slotCreateTheme() ) );
+
+    connect( ( QObject * )dlg->lvThemes, SIGNAL( clicked( QListViewItem * ) ),
+             this, SLOT( slotThemeChanged( QListViewItem * ) ) );
+
+    connect( ( QObject * )dlg->lvThemes, SIGNAL( currentChanged( QListViewItem * ) ),
+             this, SLOT( slotThemeChanged( QListViewItem * ) ) );
+
+    connect( this, SIGNAL( filesDropped( const KURL::List& ) ),
+             this, SLOT( updateButton() ) );
+
+    connect( ( QObject * )dlg->lvThemes, SIGNAL( clicked( QListViewItem * ) ),
+             this, 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()
+{
+    KGlobal::dirs()->addResourceType( "themes", KStandardDirs::kde_default("data") +
+                                      "kthememanager/themes/" );
+}
+
+void kthememanager::updateButton()
+{
+    QListViewItem * cur = dlg->lvThemes->currentItem();
+    bool enable = (cur != 0);
+    if (enable) {
+        enable = QFile(KGlobal::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
+    KConfig conf("kcmthememanagerrc", false, false);
+
+	 conf.setReadDefaults( useDefaults );
+
+    conf.setGroup( "General" );
+    QString themeName = conf.readEntry( "CurrentTheme" );
+    QListViewItem * 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()
+{
+    QListViewItem * cur = dlg->lvThemes->currentItem();
+
+    if ( cur )
+    {
+        QString themeName = cur->text( 0 );
+
+        m_theme = new KTheme( this, KGlobal::dirs()->findResource( "themes", themeName + "/" + themeName + ".xml") );
+        m_theme->apply();
+
+        // Save the current theme name
+        KConfig 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( QPixmap() );
+
+    QStringList themes = KGlobal::dirs()->findAllResources( "themes", "*.xml", true /*recursive*/ );
+
+    QStringList::const_iterator it;
+
+    for ( it = themes.begin(); it != themes.end(); ++it )
+    {
+        KTheme theme( this, ( *it ) );
+        QString name = theme.name();
+        if ( name != ORIGINAL_THEME ) // skip the "original" theme
+            ( void ) new QListViewItem( dlg->lvThemes, name, theme.comment() );
+    }
+
+    kdDebug() << "Available themes: " << themes << endl;
+}
+
+float kthememanager::getThemeVersion( const QString & themeName )
+{
+    QStringList themes = KGlobal::dirs()->findAllResources( "themes", "*.xml", true /*recursive*/ );
+
+    QStringList::const_iterator it;
+
+    for ( it = themes.begin(); it != themes.end(); ++it )
+    {
+        KTheme theme( 0L, ( *it ) );
+        QString 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() )
+    {
+        QString themeName = QFileInfo( 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
+    QListViewItem * cur = dlg->lvThemes->currentItem();
+    // ask and remove it
+    if ( cur )
+    {
+        QString 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 QString &_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() == QDialog::Accepted )
+    {
+
+        QString 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() );
+
+            QString 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( QListViewItem * item )
+{
+    if ( item )
+    {
+        QString themeName = item->text(0);
+        kdDebug() << "Activated theme: " << themeName  << endl;
+
+        QString themeDir = KGlobal::dirs()->findResourceDir( "themes", themeName + "/" + themeName + ".xml") + themeName + "/";
+
+        QString pixFile = themeDir + themeName + ".preview.png";
+
+        if ( QFile::exists( pixFile ) )
+        {
+            updatePreview( pixFile );
+        }
+        else
+        {
+            dlg->lbPreview->setPixmap( QPixmap() );
+            dlg->lbPreview->setText( i18n( "This theme does not contain a preview." ) );
+        }
+
+        KTheme theme( this, themeDir + themeName + ".xml" );
+        QToolTip::remove( dlg->lbPreview );
+        QToolTip::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( QDragEnterEvent * ev )
+{
+    ev->accept( KURLDrag::canDecode( ev ) );
+}
+
+void kthememanager::dropEvent( QDropEvent * 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 = KGlobal::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 QString & pixFile )
+{
+     kdDebug() << "Preview is in file: " << pixFile << endl;
+     QImage preview( pixFile, "PNG" );
+     if (preview.width()>dlg->lbPreview->contentsRect().width() ||
+         preview.height()>dlg->lbPreview->contentsRect().height() )
+         preview = preview.smoothScale( dlg->lbPreview->contentsRect().size(), QImage::ScaleMin );
+     QPixmap pix;
+     pix.convertFromImage( preview );
+     dlg->lbPreview->setPixmap( pix );
+}
+
+extern "C"
+{
+    KDE_EXPORT KCModule *create_kthememanager(QWidget *parent, const char *)
+    {
+        KGlobal::locale()->insertCatalogue( "kthememanager" );
+        return new kthememanager( parent, "kthememanager" );
+    }
+}
+
+#include "kthememanager.moc"