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Diffstat (limited to 'kcontrol/kdm/kdm-users.cpp')
| -rw-r--r-- | kcontrol/kdm/kdm-users.cpp | 500 |
1 files changed, 500 insertions, 0 deletions
diff --git a/kcontrol/kdm/kdm-users.cpp b/kcontrol/kdm/kdm-users.cpp new file mode 100644 index 000000000..d8a540bd3 --- /dev/null +++ b/kcontrol/kdm/kdm-users.cpp @@ -0,0 +1,500 @@ +/* This file is part of the KDE Display Manager Configuration package + Copyright (C) 1997 Thomas Tanghus ([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 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 <unistd.h> +#include <sys/types.h> + +#include <qstyle.h> +#include <qlayout.h> +#include <qlabel.h> +#include <qtooltip.h> +#include <qvalidator.h> +#include <qwhatsthis.h> +#include <qvgroupbox.h> +#include <qpushbutton.h> + +#include <kfiledialog.h> +#include <kimageio.h> +#include <kimagefilepreview.h> +#include <kio/netaccess.h> +#include <klocale.h> +#include <kstandarddirs.h> +#include <kmessagebox.h> +#include <kurldrag.h> + +#include "kdm-users.h" + +#include <sys/stat.h> + + +extern KSimpleConfig *config; + +KDMUsersWidget::KDMUsersWidget(QWidget *parent, const char *name) + : QWidget(parent, name) +{ +#ifdef __linux__ + struct stat st; + if (!stat( "/etc/debian_version", &st )) { /* debian */ + defminuid = "1000"; + defmaxuid = "29999"; + } else if (!stat( "/usr/portage", &st )) { /* gentoo */ + defminuid = "1000"; + defmaxuid = "65000"; + } else if (!stat( "/etc/mandrake-release", &st )) { /* mandrake - check before redhat! */ + defminuid = "500"; + defmaxuid = "65000"; + } else if (!stat( "/etc/redhat-release", &st )) { /* redhat */ + defminuid = "100"; + defmaxuid = "65000"; + } else /* if (!stat( "/etc/SuSE-release", &st )) */ { /* suse */ + defminuid = "500"; + defmaxuid = "65000"; + } +#else + defminuid = "1000"; + defmaxuid = "65000"; +#endif + + // We assume that $kde_datadir/kdm exists, but better check for pics/ and pics/users, + // and create them if necessary. + config->setGroup( "X-*-Greeter" ); + m_userPixDir = config->readEntry( "FaceDir", KGlobal::dirs()->resourceDirs("data").last() + "kdm/faces" ) + '/'; + m_notFirst = false; + QDir testDir( m_userPixDir ); + if ( !testDir.exists() && !testDir.mkdir( testDir.absPath() ) && !geteuid() ) + KMessageBox::sorry( this, i18n("Unable to create folder %1").arg( testDir.absPath() ) ); + chmod( QFile::encodeName( m_userPixDir ), 0755 ); + + m_defaultText = i18n("<default>"); + + QString wtstr; + + minGroup = new QGroupBox( 2, Horizontal, i18n("System U&IDs"), this ); + QWhatsThis::add( minGroup, i18n("Users with a UID (numerical user identification) outside this range will not be listed by KDM and this setup dialog." + " Note that users with the UID 0 (typically root) are not affected by this and must be" + " explicitly hidden in \"Not hidden\" mode.")); + QSizePolicy sp_ign_fix( QSizePolicy::Ignored, QSizePolicy::Fixed ); + QValidator *valid = new QIntValidator( 0, 999999, minGroup ); + QLabel *minlab = new QLabel( i18n("Below:"), minGroup ); + leminuid = new KLineEdit( minGroup ); + minlab->setBuddy( leminuid ); + leminuid->setSizePolicy( sp_ign_fix ); + leminuid->setValidator( valid ); + connect( leminuid, SIGNAL(textChanged( const QString & )), SLOT(slotChanged()) ); + connect( leminuid, SIGNAL(textChanged( const QString & )), SLOT(slotMinMaxChanged()) ); + QLabel *maxlab = new QLabel( i18n("Above:"), minGroup ); + lemaxuid = new KLineEdit( minGroup ); + maxlab->setBuddy( lemaxuid ); + lemaxuid->setSizePolicy( sp_ign_fix ); + lemaxuid->setValidator( valid ); + connect(lemaxuid, SIGNAL(textChanged( const QString & )), SLOT(slotChanged()) ); + connect(lemaxuid, SIGNAL(textChanged( const QString & )), SLOT(slotMinMaxChanged()) ); + + usrGroup = new QButtonGroup( 5, Qt::Vertical, i18n("Users"), this ); + connect( usrGroup, SIGNAL(clicked( int )), SLOT(slotShowOpts()) ); + connect( usrGroup, SIGNAL(clicked( int )), SLOT(slotChanged()) ); + cbshowlist = new QCheckBox( i18n("Show list"), usrGroup ); + QWhatsThis::add( cbshowlist, i18n("If this option is checked, KDM will show a list of users," + " so users can click on their name or image rather than typing in their login.") ); + cbcomplete = new QCheckBox( i18n("Autocompletion"), usrGroup ); + QWhatsThis::add( cbcomplete, i18n("If this option is checked, KDM will automatically complete" + " user names while they are typed in the line edit.") ); + cbinverted = new QCheckBox( i18n("Inverse selection"), usrGroup ); + QWhatsThis::add( cbinverted, i18n("This option specifies how the users for \"Show list\" and \"Autocompletion\"" + " are selected in the \"Select users and groups\" list: " + "If not checked, select only the checked users. " + "If checked, select all non-system users, except the checked ones.")); + cbusrsrt = new QCheckBox( i18n("Sor&t users"), usrGroup ); + connect( cbusrsrt, SIGNAL(toggled( bool )), SLOT(slotChanged()) ); + QWhatsThis::add( cbusrsrt, i18n("If this is checked, KDM will alphabetically sort the user list." + " Otherwise users are listed in the order they appear in the password file.") ); + + wstack = new QWidgetStack( this ); + s_label = new QLabel( wstack, i18n("S&elect users and groups:"), this ); + optinlv = new KListView( this ); + optinlv->addColumn( i18n("Selected Users") ); + optinlv->setResizeMode( QListView::LastColumn ); + QWhatsThis::add( optinlv, i18n("KDM will show all checked users. Entries denoted with '@' are user groups. Checking a group is like checking all users in that group.") ); + wstack->addWidget( optinlv ); + connect( optinlv, SIGNAL(clicked( QListViewItem * )), + SLOT(slotUpdateOptIn( QListViewItem * )) ); + connect( optinlv, SIGNAL(clicked( QListViewItem * )), + SLOT(slotChanged()) ); + optoutlv = new KListView( this ); + optoutlv->addColumn( i18n("Hidden Users") ); + optoutlv->setResizeMode( QListView::LastColumn ); + QWhatsThis::add( optoutlv, i18n("KDM will show all non-checked non-system users. Entries denoted with '@' are user groups. Checking a group is like checking all users in that group.") ); + wstack->addWidget( optoutlv ); + connect( optoutlv, SIGNAL(clicked( QListViewItem * )), + SLOT(slotUpdateOptOut( QListViewItem * )) ); + connect( optoutlv, SIGNAL(clicked( QListViewItem * )), + SLOT(slotChanged()) ); + + faceGroup = new QButtonGroup( 5, Qt::Vertical, i18n("User Image Source"), this ); + QWhatsThis::add( faceGroup, i18n("Here you can specify where KDM will obtain the images that represent users." + " \"Admin\" represents the global folder; these are the pictures you can set below." + " \"User\" means that KDM should read the user's $HOME/.face.icon file." + " The two selections in the middle define the order of preference if both sources are available.") ); + connect( faceGroup, SIGNAL(clicked( int )), SLOT(slotFaceOpts()) ); + connect( faceGroup, SIGNAL(clicked( int )), SLOT(slotChanged()) ); + rbadmonly = new QRadioButton( i18n("Admin"), faceGroup ); + rbprefadm = new QRadioButton( i18n("Admin, user"), faceGroup ); + rbprefusr = new QRadioButton( i18n("User, admin"), faceGroup ); + rbusronly = new QRadioButton( i18n("User"), faceGroup ); + + QGroupBox *picGroup = new QVGroupBox( i18n("User Images"), this ); + QWidget *hlpw = new QWidget( picGroup ); + usercombo = new KComboBox( hlpw ); + QWhatsThis::add( usercombo, i18n("The user the image below belongs to.") ); + connect( usercombo, SIGNAL(activated( int )), + SLOT(slotUserSelected()) ); + QLabel *userlabel = new QLabel( usercombo, i18n("User:"), hlpw ); + userbutton = new QPushButton( hlpw ); + userbutton->setAcceptDrops( true ); + userbutton->installEventFilter( this ); // for drag and drop + uint sz = style().pixelMetric( QStyle::PM_ButtonMargin ) * 2 + 48; + userbutton->setFixedSize( sz, sz ); + connect( userbutton, SIGNAL(clicked()), + SLOT(slotUserButtonClicked()) ); + QToolTip::add( userbutton, i18n("Click or drop an image here") ); + QWhatsThis::add( userbutton, i18n("Here you can see the image assigned to the user selected in the combo box above. Click on the image button to select from a list" + " of images or drag and drop your own image on to the button (e.g. from Konqueror).") ); + rstuserbutton = new QPushButton( i18n("Unset"), hlpw ); + QWhatsThis::add( rstuserbutton, i18n("Click this button to make KDM use the default image for the selected user.") ); + connect( rstuserbutton, SIGNAL(clicked()), + SLOT(slotUnsetUserPix()) ); + QGridLayout *hlpl = new QGridLayout( hlpw, 3, 2, 0, KDialog::spacingHint() ); + hlpl->addWidget( userlabel, 0, 0 ); +// hlpl->addSpacing( KDialog::spacingHint() ); + hlpl->addWidget( usercombo, 0, 1 ); + hlpl->addMultiCellWidget( userbutton, 1,1, 0,1, AlignHCenter ); + hlpl->addMultiCellWidget( rstuserbutton, 2,2, 0,1, AlignHCenter ); + + QHBoxLayout *main = new QHBoxLayout( this, 10 ); + + QVBoxLayout *lLayout = new QVBoxLayout( main, 10 ); + lLayout->addWidget( minGroup ); + lLayout->addWidget( usrGroup ); + lLayout->addStretch( 1 ); + + QVBoxLayout *mLayout = new QVBoxLayout( main, 10 ); + mLayout->addWidget( s_label ); + mLayout->addWidget( wstack ); + mLayout->setStretchFactor( wstack, 1 ); + main->setStretchFactor( mLayout, 1 ); + + QVBoxLayout *rLayout = new QVBoxLayout( main, 10 ); + rLayout->addWidget( faceGroup ); + rLayout->addWidget( picGroup ); + rLayout->addStretch( 1 ); + +} + +void KDMUsersWidget::makeReadOnly() +{ + leminuid->setReadOnly(true); + lemaxuid->setReadOnly(true); + cbshowlist->setEnabled(false); + cbcomplete->setEnabled(false); + cbinverted->setEnabled(false); + cbusrsrt->setEnabled(false); + rbadmonly->setEnabled(false); + rbprefadm->setEnabled(false); + rbprefusr->setEnabled(false); + rbusronly->setEnabled(false); + wstack->setEnabled(false); + disconnect( userbutton, SIGNAL(clicked()), this, SLOT(slotUserButtonClicked()) ); + userbutton->setAcceptDrops(false); + rstuserbutton->setEnabled(false); +} + +void KDMUsersWidget::slotShowOpts() +{ + bool en = cbshowlist->isChecked() || cbcomplete->isChecked(); + cbinverted->setEnabled( en ); + cbusrsrt->setEnabled( en ); + wstack->setEnabled( en ); + wstack->raiseWidget( cbinverted->isChecked() ? optoutlv : optinlv ); + en = cbshowlist->isChecked(); + faceGroup->setEnabled( en ); + if (!en) { + usercombo->setEnabled( false ); + userbutton->setEnabled( false ); + rstuserbutton->setEnabled( false ); + } else + slotFaceOpts(); +} + +void KDMUsersWidget::slotFaceOpts() +{ + bool en = !rbusronly->isChecked(); + usercombo->setEnabled( en ); + userbutton->setEnabled( en ); + if (en) + slotUserSelected(); + else + rstuserbutton->setEnabled( false ); +} + +void KDMUsersWidget::slotUserSelected() +{ + QString user = usercombo->currentText(); + QImage p; + if (user != m_defaultText && + p.load( m_userPixDir + user + ".face.icon" )) { + rstuserbutton->setEnabled( !getuid() ); + } else { + p.load( m_userPixDir + ".default.face.icon" ); + rstuserbutton->setEnabled( false ); + } + userbutton->setPixmap( p.smoothScale( 48, 48, QImage::ScaleMin ) ); +} + + +void KDMUsersWidget::changeUserPix(const QString &pix) +{ + QString user( usercombo->currentText() ); + if (user == m_defaultText) + { + user = ".default"; + if (KMessageBox::questionYesNo(this, i18n("Save image as default image?"),QString::null,KStdGuiItem::save(),KStdGuiItem::cancel()) + != KMessageBox::Yes) + return; + } + + QImage p( pix ); + if (p.isNull()) { + KMessageBox::sorry( this, + i18n("There was an error loading the image\n" + "%1").arg( pix ) ); + return; + } + + p = p.smoothScale( 48, 48, QImage::ScaleMin ); + QString userpix = m_userPixDir + user + ".face.icon"; + if (!p.save( userpix, "PNG" )) + KMessageBox::sorry(this, + i18n("There was an error saving the image:\n%1") + .arg( userpix ) ); + else + chmod( QFile::encodeName( userpix ), 0644 ); + + slotUserSelected(); +} + +void KDMUsersWidget::slotUserButtonClicked() +{ + KFileDialog dlg(m_notFirst ? QString::null : + KGlobal::dirs()->resourceDirs("data").last() + "kdm/pics/users", + KImageIO::pattern( KImageIO::Reading ), + this, 0, true); + dlg.setOperationMode( KFileDialog::Opening ); + dlg.setCaption( i18n("Choose Image") ); + dlg.setMode( KFile::File | KFile::LocalOnly ); + + KImageFilePreview *ip = new KImageFilePreview( &dlg ); + dlg.setPreviewWidget( ip ); + if (dlg.exec() != QDialog::Accepted) + return; + m_notFirst = true; + + changeUserPix( dlg.selectedFile() ); +} + +void KDMUsersWidget::slotUnsetUserPix() +{ + QFile::remove( m_userPixDir + usercombo->currentText() + ".face.icon" ); + slotUserSelected(); +} + +bool KDMUsersWidget::eventFilter(QObject *, QEvent *e) +{ + if (e->type() == QEvent::DragEnter) { + QDragEnterEvent *ee = (QDragEnterEvent *) e; + ee->accept( KURLDrag::canDecode(ee) ); + return true; + } + + if (e->type() == QEvent::Drop) { + userButtonDropEvent((QDropEvent *) e); + return true; + } + + return false; +} + +KURL *decodeImgDrop(QDropEvent *e, QWidget *wdg); + +void KDMUsersWidget::userButtonDropEvent(QDropEvent *e) +{ + KURL *url = decodeImgDrop(e, this); + if (url) { + QString pixpath; + KIO::NetAccess::download(*url, pixpath, parentWidget()); + changeUserPix( pixpath ); + KIO::NetAccess::removeTempFile(pixpath); + delete url; + } +} + +void KDMUsersWidget::save() +{ + config->setGroup( "X-*-Greeter" ); + + config->writeEntry( "MinShowUID", leminuid->text() ); + config->writeEntry( "MaxShowUID", lemaxuid->text() ); + + config->writeEntry( "UserList", cbshowlist->isChecked() ); + config->writeEntry( "UserCompletion", cbcomplete->isChecked() ); + config->writeEntry( "ShowUsers", + cbinverted->isChecked() ? "NotHidden" : "Selected" ); + config->writeEntry( "SortUsers", cbusrsrt->isChecked() ); + + config->writeEntry( "HiddenUsers", hiddenUsers ); + config->writeEntry( "SelectedUsers", selectedUsers ); + + config->writeEntry( "FaceSource", + rbadmonly->isChecked() ? "AdminOnly" : + rbprefadm->isChecked() ? "PreferAdmin" : + rbprefusr->isChecked() ? "PreferUser" : "UserOnly" ); +} + + +void KDMUsersWidget::updateOptList( QListViewItem *item, QStringList &list ) +{ + if ( !item ) + return; + QCheckListItem *itm = (QCheckListItem *)item; + QStringList::iterator it = list.find( itm->text() ); + if (itm->isOn()) { + if (it == list.end()) + list.append( itm->text() ); + } else { + if (it != list.end()) + list.remove( it ); + } +} + +void KDMUsersWidget::slotUpdateOptIn( QListViewItem *item ) +{ + updateOptList( item, selectedUsers ); +} + +void KDMUsersWidget::slotUpdateOptOut( QListViewItem *item ) +{ + updateOptList( item, hiddenUsers ); +} + +void KDMUsersWidget::slotClearUsers() +{ + optinlv->clear(); + optoutlv->clear(); + usercombo->clear(); + usercombo->insertItem( m_defaultText ); +} + +void KDMUsersWidget::slotAddUsers(const QMap<QString,int> &users) +{ + QMapConstIterator<QString,int> it; + for (it = users.begin(); it != users.end(); ++it) { + const QString *name = &it.key(); + (new QCheckListItem(optinlv, *name, QCheckListItem::CheckBox))-> + setOn(selectedUsers.find(*name) != selectedUsers.end()); + (new QCheckListItem(optoutlv, *name, QCheckListItem::CheckBox))-> + setOn(hiddenUsers.find(*name) != hiddenUsers.end()); + if ((*name)[0] != '@') + usercombo->insertItem(*name); + } + optinlv->sort(); + optoutlv->sort(); + if (usercombo->listBox()) + usercombo->listBox()->sort(); +} + +void KDMUsersWidget::slotDelUsers(const QMap<QString,int> &users) +{ + QMapConstIterator<QString,int> it; + for (it = users.begin(); it != users.end(); ++it) { + const QString *name = &it.key(); + if (usercombo->listBox()) + delete usercombo->listBox()->findItem( *name, ExactMatch | CaseSensitive ); + delete optinlv->findItem( *name, 0 ); + delete optoutlv->findItem( *name, 0 ); + } +} + +void KDMUsersWidget::load() +{ + QString str; + + config->setGroup("X-*-Greeter"); + + selectedUsers = config->readListEntry( "SelectedUsers"); + hiddenUsers = config->readListEntry( "HiddenUsers"); + + leminuid->setText(config->readEntry("MinShowUID", defminuid)); + lemaxuid->setText(config->readEntry("MaxShowUID", defmaxuid)); + + cbshowlist->setChecked( config->readBoolEntry( "UserList", true ) ); + cbcomplete->setChecked( config->readBoolEntry( "UserCompletion", false ) ); + cbinverted->setChecked( config->readEntry( "ShowUsers" ) != "Selected" ); + cbusrsrt->setChecked(config->readBoolEntry("SortUsers", true)); + + QString ps = config->readEntry( "FaceSource" ); + if (ps == QString::fromLatin1("UserOnly")) + rbusronly->setChecked(true); + else if (ps == QString::fromLatin1("PreferUser")) + rbprefusr->setChecked(true); + else if (ps == QString::fromLatin1("PreferAdmin")) + rbprefadm->setChecked(true); + else + rbadmonly->setChecked(true); + + slotUserSelected(); + + slotShowOpts(); + slotFaceOpts(); +} + +void KDMUsersWidget::defaults() +{ + leminuid->setText( defminuid ); + lemaxuid->setText( defmaxuid ); + cbshowlist->setChecked( true ); + cbcomplete->setChecked( false ); + cbinverted->setChecked( true ); + cbusrsrt->setChecked( true ); + rbadmonly->setChecked( true ); + hiddenUsers.clear(); + selectedUsers.clear(); + slotShowOpts(); + slotFaceOpts(); +} + +void KDMUsersWidget::slotMinMaxChanged() +{ + emit setMinMaxUID( leminuid->text().toInt(), lemaxuid->text().toInt() ); +} + +void KDMUsersWidget::slotChanged() +{ + emit changed(true); +} + +#include "kdm-users.moc" |