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tdebase/kcontrol/tdm/tdm-users.cpp

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/* This file is part of the KDE Display Manager Configuration package
Copyright (C) 1997 Thomas Tanghus (tanghus@earthling.net)
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 <tqstyle.h>
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqtooltip.h>
#include <tqvalidator.h>
#include <tqwhatsthis.h>
#include <tqvgroupbox.h>
#include <tqpushbutton.h>
#include <tdefiledialog.h>
#include <kimageio.h>
#include <kimagefilepreview.h>
#include <tdeio/netaccess.h>
#include <tdelocale.h>
#include <kstandarddirs.h>
#include <tdemessagebox.h>
#include <kurldrag.h>
#include "tdm-users.h"
#include <sys/stat.h>
extern KSimpleConfig *config;
TDMUsersWidget::TDMUsersWidget(TQWidget *parent, const char *name)
: TQWidget(parent, name)
{
#ifdef Q_OS_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";
}
#elif defined(Q_OS_SOLARIS)
struct stat st;
if (stat( "/etc/dilos_version_build", &st ) == 0) { /* DilOS */
defminuid = "1000";
} else { /* other illumos distro */
defminuid = "100";
}
defmaxuid = "60000";
#else /* default */
defminuid = "1000";
defmaxuid = "65000";
#endif /* default */
// We assume that $kde_datadir/tdm exists, but better check for pics/ and pics/users,
// and create them if necessary.
config->setGroup( "X-*-Greeter" );
m_userPixDir = config->readEntry( "FaceDir", TDEGlobal::dirs()->resourceDirs("data").last() + "tdm/faces" ) + '/';
m_notFirst = false;
TQDir testDir( m_userPixDir );
if ( !testDir.exists() && !testDir.mkdir( testDir.absPath() ) && !geteuid() )
KMessageBox::sorry( this, i18n("Unable to create folder %1").arg( testDir.absPath() ) );
chmod( TQFile::encodeName( m_userPixDir ), 0755 );
m_defaultText = i18n("<default>");
TQString wtstr;
minGroup = new TQGroupBox( 2, Qt::Horizontal, i18n("System U&IDs"), this );
TQWhatsThis::add( minGroup, i18n("Users with a UID (numerical user identification) outside this range will not be listed by TDM 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."));
TQSizePolicy sp_ign_fix( TQSizePolicy::Ignored, TQSizePolicy::Fixed );
TQValidator *valid = new TQIntValidator( 0, 999999, TQT_TQOBJECT(minGroup) );
TQLabel *minlab = new TQLabel( i18n("Below:"), minGroup );
leminuid = new KLineEdit( minGroup );
minlab->setBuddy( leminuid );
leminuid->setSizePolicy( sp_ign_fix );
leminuid->setValidator( valid );
connect( leminuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotChanged()) );
connect( leminuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotMinMaxChanged()) );
TQLabel *maxlab = new TQLabel( i18n("Above:"), minGroup );
lemaxuid = new KLineEdit( minGroup );
maxlab->setBuddy( lemaxuid );
lemaxuid->setSizePolicy( sp_ign_fix );
lemaxuid->setValidator( valid );
connect(lemaxuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotChanged()) );
connect(lemaxuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotMinMaxChanged()) );
usrGroup = new TQButtonGroup( 5, Qt::Vertical, i18n("Users"), this );
connect( usrGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotShowOpts()) );
connect( usrGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotChanged()) );
cbshowlist = new TQCheckBox( i18n("Show list"), usrGroup );
TQWhatsThis::add( cbshowlist, i18n("If this option is checked, TDM will show a list of users,"
" so users can click on their name or image rather than typing in their login.") );
cbcomplete = new TQCheckBox( i18n("Autocompletion"), usrGroup );
TQWhatsThis::add( cbcomplete, i18n("If this option is checked, TDM will automatically complete"
" user names while they are typed in the line edit.") );
cbinverted = new TQCheckBox( i18n("Inverse selection"), usrGroup );
TQWhatsThis::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 TQCheckBox( i18n("Sor&t users"), usrGroup );
connect( cbusrsrt, TQT_SIGNAL(toggled( bool )), TQT_SLOT(slotChanged()) );
TQWhatsThis::add( cbusrsrt, i18n("If this is checked, TDM will alphabetically sort the user list."
" Otherwise users are listed in the order they appear in the password file.") );
wstack = new TQWidgetStack( this );
s_label = new TQLabel( wstack, i18n("S&elect users and groups:"), this );
optinlv = new TDEListView( this );
optinlv->addColumn( i18n("Selected Users") );
optinlv->setResizeMode( TQListView::LastColumn );
TQWhatsThis::add( optinlv, i18n("TDM 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, TQT_SIGNAL(clicked( TQListViewItem * )),
TQT_SLOT(slotUpdateOptIn( TQListViewItem * )) );
connect( optinlv, TQT_SIGNAL(clicked( TQListViewItem * )),
TQT_SLOT(slotChanged()) );
optoutlv = new TDEListView( this );
optoutlv->addColumn( i18n("Hidden Users") );
optoutlv->setResizeMode( TQListView::LastColumn );
TQWhatsThis::add( optoutlv, i18n("TDM 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, TQT_SIGNAL(clicked( TQListViewItem * )),
TQT_SLOT(slotUpdateOptOut( TQListViewItem * )) );
connect( optoutlv, TQT_SIGNAL(clicked( TQListViewItem * )),
TQT_SLOT(slotChanged()) );
faceGroup = new TQButtonGroup( 5, Qt::Vertical, i18n("User Image Source"), this );
TQWhatsThis::add( faceGroup, i18n("Here you can specify where TDM will obtain the images that represent users."
" \"Admin\" represents the global folder; these are the pictures you can set below."
" \"User\" means that TDM 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, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotFaceOpts()) );
connect( faceGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotChanged()) );
rbadmonly = new TQRadioButton( i18n("Admin"), faceGroup );
rbprefadm = new TQRadioButton( i18n("Admin, user"), faceGroup );
rbprefusr = new TQRadioButton( i18n("User, admin"), faceGroup );
rbusronly = new TQRadioButton( i18n("User"), faceGroup );
TQGroupBox *picGroup = new TQVGroupBox( i18n("User Images"), this );
TQWidget *hlpw = new TQWidget( picGroup );
usercombo = new KComboBox( hlpw );
TQWhatsThis::add( usercombo, i18n("The user the image below belongs to.") );
connect( usercombo, TQT_SIGNAL(activated( int )),
TQT_SLOT(slotUserSelected()) );
TQLabel *userlabel = new TQLabel( usercombo, i18n("User:"), hlpw );
userbutton = new TQPushButton( hlpw );
userbutton->setAcceptDrops( true );
userbutton->installEventFilter( this ); // for drag and drop
uint sz = style().pixelMetric( TQStyle::PM_ButtonMargin ) * 2 + 48;
userbutton->setFixedSize( sz, sz );
connect( userbutton, TQT_SIGNAL(clicked()),
TQT_SLOT(slotUserButtonClicked()) );
TQToolTip::add( userbutton, i18n("Click or drop an image here") );
TQWhatsThis::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 TQPushButton( i18n("Unset"), hlpw );
TQWhatsThis::add( rstuserbutton, i18n("Click this button to make TDM use the default image for the selected user.") );
connect( rstuserbutton, TQT_SIGNAL(clicked()),
TQT_SLOT(slotUnsetUserPix()) );
TQGridLayout *hlpl = new TQGridLayout( 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, Qt::AlignHCenter );
hlpl->addMultiCellWidget( rstuserbutton, 2,2, 0,1, Qt::AlignHCenter );
TQHBoxLayout *main = new TQHBoxLayout( this, 10 );
TQVBoxLayout *lLayout = new TQVBoxLayout( main, 10 );
lLayout->addWidget( minGroup );
lLayout->addWidget( usrGroup );
lLayout->addStretch( 1 );
TQVBoxLayout *mLayout = new TQVBoxLayout( main, 10 );
mLayout->addWidget( s_label );
mLayout->addWidget( wstack );
mLayout->setStretchFactor( wstack, 1 );
main->setStretchFactor( mLayout, 1 );
TQVBoxLayout *rLayout = new TQVBoxLayout( main, 10 );
rLayout->addWidget( faceGroup );
rLayout->addWidget( picGroup );
rLayout->addStretch( 1 );
}
void TDMUsersWidget::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, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotUserButtonClicked()) );
userbutton->setAcceptDrops(false);
rstuserbutton->setEnabled(false);
}
void TDMUsersWidget::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 TDMUsersWidget::slotFaceOpts()
{
bool en = !rbusronly->isChecked();
usercombo->setEnabled( en );
userbutton->setEnabled( en );
if (en)
slotUserSelected();
else
rstuserbutton->setEnabled( false );
}
void TDMUsersWidget::slotUserSelected()
{
TQString user = usercombo->currentText();
TQImage 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 );
}
if (!p.isNull()) {
userbutton->setPixmap( p.smoothScale( 48, 48, TQ_ScaleMin ) );
}
}
void TDMUsersWidget::changeUserPix(const TQString &pix)
{
TQString user( usercombo->currentText() );
if (user == m_defaultText)
{
user = ".default";
if (KMessageBox::questionYesNo(this, i18n("Save image as default image?"),TQString::null,KStdGuiItem::save(),KStdGuiItem::cancel())
!= KMessageBox::Yes)
return;
}
TQImage 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, TQ_ScaleMin );
TQString 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( TQFile::encodeName( userpix ), 0644 );
slotUserSelected();
}
void TDMUsersWidget::slotUserButtonClicked()
{
KFileDialog dlg(m_notFirst ? TQString::null :
TDEGlobal::dirs()->resourceDirs("data").last() + "tdm/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() != TQDialog::Accepted)
return;
m_notFirst = true;
changeUserPix( dlg.selectedFile() );
}
void TDMUsersWidget::slotUnsetUserPix()
{
TQFile::remove( m_userPixDir + usercombo->currentText() + ".face.icon" );
slotUserSelected();
}
bool TDMUsersWidget::eventFilter(TQObject *, TQEvent *e)
{
if (e->type() == TQEvent::DragEnter) {
TQDragEnterEvent *ee = (TQDragEnterEvent *) e;
ee->accept( KURLDrag::canDecode(ee) );
return true;
}
if (e->type() == TQEvent::Drop) {
userButtonDropEvent((TQDropEvent *) e);
return true;
}
return false;
}
KURL *decodeImgDrop(TQDropEvent *e, TQWidget *wdg);
void TDMUsersWidget::userButtonDropEvent(TQDropEvent *e)
{
KURL *url = decodeImgDrop(e, this);
if (url) {
TQString pixpath;
TDEIO::NetAccess::download(*url, pixpath, parentWidget());
changeUserPix( pixpath );
TDEIO::NetAccess::removeTempFile(pixpath);
delete url;
}
}
void TDMUsersWidget::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 TDMUsersWidget::updateOptList( TQListViewItem *item, TQStringList &list )
{
if ( !item )
return;
TQCheckListItem *itm = (TQCheckListItem *)item;
TQStringList::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 TDMUsersWidget::slotUpdateOptIn( TQListViewItem *item )
{
updateOptList( item, selectedUsers );
}
void TDMUsersWidget::slotUpdateOptOut( TQListViewItem *item )
{
updateOptList( item, hiddenUsers );
}
void TDMUsersWidget::slotClearUsers()
{
optinlv->clear();
optoutlv->clear();
usercombo->clear();
usercombo->insertItem( m_defaultText );
}
void TDMUsersWidget::slotAddUsers(const TQMap<TQString,int> &users)
{
TQMapConstIterator<TQString,int> it;
for (it = users.begin(); it != users.end(); ++it) {
const TQString *name = &it.key();
(new TQCheckListItem(optinlv, *name, TQCheckListItem::CheckBox))->
setOn(selectedUsers.find(*name) != selectedUsers.end());
(new TQCheckListItem(optoutlv, *name, TQCheckListItem::CheckBox))->
setOn(hiddenUsers.find(*name) != hiddenUsers.end());
if ((*name)[0] != '@')
usercombo->insertItem(*name);
}
optinlv->sort();
optoutlv->sort();
if (usercombo->listBox())
usercombo->listBox()->sort();
}
void TDMUsersWidget::slotDelUsers(const TQMap<TQString,int> &users)
{
TQMapConstIterator<TQString,int> it;
for (it = users.begin(); it != users.end(); ++it) {
const TQString *name = &it.key();
if (usercombo->listBox())
delete usercombo->listBox()->findItem( *name, ExactMatch | CaseSensitive );
delete optinlv->findItem( *name, 0 );
delete optoutlv->findItem( *name, 0 );
}
}
void TDMUsersWidget::load()
{
TQString 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));
TQString ps = config->readEntry( "FaceSource" );
if (ps == TQString::fromLatin1("UserOnly"))
rbusronly->setChecked(true);
else if (ps == TQString::fromLatin1("PreferUser"))
rbprefusr->setChecked(true);
else if (ps == TQString::fromLatin1("PreferAdmin"))
rbprefadm->setChecked(true);
else
rbadmonly->setChecked(true);
slotUserSelected();
slotShowOpts();
slotFaceOpts();
}
void TDMUsersWidget::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 TDMUsersWidget::slotMinMaxChanged()
{
emit setMinMaxUID( leminuid->text().toInt(), lemaxuid->text().toInt() );
}
void TDMUsersWidget::slotChanged()
{
emit changed(true);
}
#include "tdm-users.moc"
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