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Diffstat (limited to 'kcontrol/background/bgwallpaper.cpp')
| -rw-r--r-- | kcontrol/background/bgwallpaper.cpp | 238 |
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 <g.t.jansen@stud.tue.nl> + Copyright (C) 2003 Waldo Bastian <bastian@kde.org> + + 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" |