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, 238 insertions, 0 deletions

diff --git a/kcontrol/background/bgwallpaper.cpp b/kcontrol/background/bgwallpaper.cpp
new file mode 100644
index 000000000..9786059eb
--- /dev/null
+++ b/kcontrol/background/bgwallpaper.cpp
@@ -0,0 +1,238 @@
+/* vi: ts=8 sts=4 sw=4
+
+   This file is part of the KDE project, module kcmbackground.
+
+   Copyright (C) 1999 Geert Jansen <[email protected]>
+   Copyright (C) 2003 Waldo Bastian <[email protected]>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License
+   version 2 as published by the Free Software Foundation.
+
+   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 <config.h>
+
+#include <qcheckbox.h>
+#include <qevent.h>
+#include <qpushbutton.h>
+#include <qspinbox.h>
+
+#include <kfiledialog.h>
+#include <kimageio.h>
+#include <klocale.h>
+#include <kstandarddirs.h>
+#include <kurldrag.h>
+
+#include "bgsettings.h"
+#include "bgwallpaper.h"
+#include "bgwallpaper_ui.h"
+
+/**** BGMultiWallpaperList ****/
+
+BGMultiWallpaperList::BGMultiWallpaperList(QWidget *parent, const char *name)
+	: QListBox(parent, name)
+{
+   setAcceptDrops(true);
+   setSelectionMode(QListBox::Extended);
+}
+
+
+void BGMultiWallpaperList::dragEnterEvent(QDragEnterEvent *ev)
+{
+   ev->accept(KURLDrag::canDecode(ev));
+}
+
+
+void BGMultiWallpaperList::dropEvent(QDropEvent *ev)
+{
+   QStringList files;
+   KURL::List urls;
+   KURLDrag::decode(ev, urls);
+   for(KURL::List::ConstIterator it = urls.begin();
+       it != urls.end(); ++it)
+   {
+      // TODO: Download remote files
+      if ((*it).isLocalFile())
+          files.append((*it).path());
+   }
+   insertStringList(files);
+}
+
+bool BGMultiWallpaperList::hasSelection()
+{
+    for ( unsigned i = 0; i < count(); i++)
+    {
+        if ( item( i ) && item( i )->isSelected() )
+            return true;
+    }
+    return false;
+}
+
+void BGMultiWallpaperList::ensureSelectionVisible()
+{
+    for ( int i = topItem(); i < topItem() + numItemsVisible() - 1; i++)
+        if ( item( i ) && item( i )->isSelected() )
+            return;
+
+    for ( unsigned i = 0; i < count(); i++)
+        if ( item( i ) && item( i )->isSelected() )
+        {
+            setTopItem( i );
+            return;
+        }
+}
+
+/**** BGMultiWallpaperDialog ****/
+
+BGMultiWallpaperDialog::BGMultiWallpaperDialog(KBackgroundSettings *settings,
+	QWidget *parent, const char *name)
+	: KDialogBase(parent, name, true, i18n("Setup Slide Show"),
+	Ok | Cancel, Ok, true), m_pSettings(settings)
+{
+   dlg = new BGMultiWallpaperBase(this);
+   setMainWidget(dlg);
+
+   dlg->m_spinInterval->setRange(1, 99999);
+   dlg->m_spinInterval->setSteps(1, 15);
+   dlg->m_spinInterval->setSuffix(i18n(" min"));
+
+   // Load
+   dlg->m_spinInterval->setValue(QMAX(1,m_pSettings->wallpaperChangeInterval()));
+
+   dlg->m_listImages->insertStringList(m_pSettings->wallpaperList());
+
+   if (m_pSettings->multiWallpaperMode() == KBackgroundSettings::Random)
+      dlg->m_cbRandom->setChecked(true);
+
+   connect(dlg->m_buttonAdd, SIGNAL(clicked()), SLOT(slotAdd()));
+   connect(dlg->m_buttonRemove, SIGNAL(clicked()), SLOT(slotRemove()));
+   connect(dlg->m_buttonMoveUp, SIGNAL(clicked()), SLOT(slotMoveUp()));
+   connect(dlg->m_buttonMoveDown, SIGNAL(clicked()), SLOT(slotMoveDown()));
+   connect(dlg->m_listImages,  SIGNAL(clicked ( QListBoxItem * )), SLOT(slotItemSelected( QListBoxItem *)));
+   dlg->m_buttonRemove->setEnabled( false );
+   dlg->m_buttonMoveUp->setEnabled( false );
+   dlg->m_buttonMoveDown->setEnabled( false );
+
+}
+
+void BGMultiWallpaperDialog::slotItemSelected( QListBoxItem * )
+{
+    dlg->m_buttonRemove->setEnabled( dlg->m_listImages->hasSelection() );
+    setEnabledMoveButtons();
+}
+
+void BGMultiWallpaperDialog::setEnabledMoveButtons()
+{
+    bool hasSelection = dlg->m_listImages->hasSelection();
+    QListBoxItem * item;
+
+    item = dlg->m_listImages->firstItem();
+    dlg->m_buttonMoveUp->setEnabled( hasSelection && item && !item->isSelected() );
+    item  = dlg->m_listImages->item( dlg->m_listImages->count() - 1 );
+    dlg->m_buttonMoveDown->setEnabled( hasSelection && item && !item->isSelected() );
+}
+
+void BGMultiWallpaperDialog::slotAdd()
+{
+    QStringList mimeTypes = KImageIO::mimeTypes( KImageIO::Reading );
+#ifdef HAVE_LIBART
+    mimeTypes += "image/svg+xml";
+#endif
+
+    KFileDialog fileDialog(KGlobal::dirs()->findDirs("wallpaper", "").first(),
+			   mimeTypes.join( " " ), this,
+			   0L, true);
+
+    fileDialog.setCaption(i18n("Select Image"));
+    KFile::Mode mode = static_cast<KFile::Mode> (KFile::Files |
+                                                 KFile::Directory |
+                                                 KFile::ExistingOnly |
+                                                 KFile::LocalOnly);
+    fileDialog.setMode(mode);
+    fileDialog.exec();
+    QStringList files = fileDialog.selectedFiles();
+    if (files.isEmpty())
+	return;
+
+    dlg->m_listImages->insertStringList(files);
+}
+
+void BGMultiWallpaperDialog::slotRemove()
+{
+    int current = -1;
+    for ( unsigned i = 0; i < dlg->m_listImages->count();)
+    {
+        QListBoxItem * item = dlg->m_listImages->item( i );
+        if ( item && item->isSelected())
+        {
+            dlg->m_listImages->removeItem(i);
+            if (current == -1)
+               current = i;
+        }
+        else
+            i++;
+    }
+    if ((current != -1) && (current < (signed)dlg->m_listImages->count()))
+       dlg->m_listImages->setSelected(current, true);
+
+    dlg->m_buttonRemove->setEnabled(dlg->m_listImages->hasSelection());
+
+    setEnabledMoveButtons();
+}
+
+void BGMultiWallpaperDialog::slotMoveUp()
+{
+    for ( unsigned i = 1; i < dlg->m_listImages->count(); i++)
+    {
+        QListBoxItem * item = dlg->m_listImages->item( i );
+        if ( item && item->isSelected() )
+        {
+            dlg->m_listImages->takeItem( item );
+            dlg->m_listImages->insertItem( item, i - 1 );
+        }
+    }
+    dlg->m_listImages->ensureSelectionVisible();
+    setEnabledMoveButtons();
+}
+
+void BGMultiWallpaperDialog::slotMoveDown()
+{
+    for ( unsigned i = dlg->m_listImages->count() - 1; i > 0; i--)
+    {
+        QListBoxItem * item = dlg->m_listImages->item( i - 1 );
+        if ( item && item->isSelected())
+        {
+            dlg->m_listImages->takeItem( item );
+            dlg->m_listImages->insertItem( item, i );
+        }
+    }
+    dlg->m_listImages->ensureSelectionVisible();
+    setEnabledMoveButtons();
+}
+
+void BGMultiWallpaperDialog::slotOk()
+{
+    QStringList lst;
+    for (unsigned i=0; i < dlg->m_listImages->count(); i++)
+	lst.append(dlg->m_listImages->text(i));
+    m_pSettings->setWallpaperList(lst);
+    m_pSettings->setWallpaperChangeInterval(dlg->m_spinInterval->value());
+    if (dlg->m_cbRandom->isChecked())
+       m_pSettings->setMultiWallpaperMode(KBackgroundSettings::Random);
+    else
+       m_pSettings->setMultiWallpaperMode(KBackgroundSettings::InOrder);
+    accept();
+}
+
+
+#include "bgwallpaper.moc"