workspace/kcontrol/kdm/kdm-gen.cpp

   1 /*
   2     Copyright (C) 1997 Thomas Tanghus (tanghus@earthling.net)
   3
   4     This program is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU General Public
   6     License as published by the Free Software Foundation; either
   7     version 2 of the License, or (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12     General Public License for more details.
  13
  14     You should have received a copy of the GNU Library General Public License
  15     along with this library; see the file COPYING.LIB.  If not, write to
  16     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17     Boston, MA 02110-1301, USA.
  18 */
  19
  20 #include "kdm-gen.h"
  21
  22 #include "kbackedcombobox.h"
  23
  24 #include <KDialog>
  25 #include <KFontRequester>
  26 #include <KLocale>
  27 #include <KConfig>
  28 #include <KConfigGroup>
  29 #include <KStandardDirs>
  30 #include <KLanguageButton>
  31
  32 #include <QCheckBox>
  33 #include <QGroupBox>
  34 #include <QPushButton>
  35 #include <QFormLayout>
  36 #include <QVBoxLayout>
  37
  38 extern KConfig *config;
  39
  40 KDMGeneralWidget::KDMGeneralWidget( QWidget *parent )
  41         : QWidget( parent )
  42 {
  43         QString wtstr;
  44
  45         QBoxLayout *ml = new QVBoxLayout( this );
  46         ml->setSpacing( KDialog::spacingHint() );
  47         ml->setMargin( KDialog::marginHint() );
  48
  49         QGroupBox* box = new QGroupBox( i18nc("@title:group 'man locale' ...", "Locale"), this );
  50         ml->addWidget( box );
  51         QFormLayout *fl = new QFormLayout( box );
  52         fl->setSpacing( KDialog::spacingHint() );
  53         fl->setMargin( KDialog::marginHint() );
  54
  55         // The Language group box
  56         langcombo = new KLanguageButton( box );
  57         langcombo->showLanguageCodes( true );
  58         langcombo->loadAllLanguages();
  59         connect( langcombo, SIGNAL(activated( QString )), SIGNAL(changed()) );
  60         fl->addRow( i18n("&Language:"), langcombo );
  61         wtstr = i18n(
  62                 "Here you can choose the language used by KDM. This setting does not "
  63                 "affect a user's personal settings; that will take effect after login.");
  64         langcombo->setWhatsThis( wtstr );
  65
  66         QBoxLayout *mlml = new QHBoxLayout();
  67         ml->setSpacing( KDialog::spacingHint() );
  68         ml->setMargin( 0 );
  69         ml->addItem( mlml );
  70
  71         box = new QGroupBox( i18nc("@title:group", "Appearance"), this );
  72         mlml->addWidget( box );
  73
  74         fl = new QFormLayout( box );
  75         fl->setSpacing( KDialog::spacingHint() );
  76         fl->setMargin( KDialog::marginHint() );
  77
  78         useThemeCheck = new QCheckBox( i18n("&Use themed greeter"), box );
  79         connect( useThemeCheck, SIGNAL(toggled( bool )), SLOT(slotUseThemeChanged()) );
  80         useThemeCheck->setWhatsThis( i18n(
  81                 "Enable this if you would like to use a themed Login Manager.") );
  82         fl->addRow( useThemeCheck );
  83
  84         guicombo = new KBackedComboBox( box );
  85         guicombo->insertItem( "", i18n("<placeholder>default</placeholder>") );
  86         loadGuiStyles( guicombo );
  87         guicombo->model()->sort( 0 );
  88
  89         connect( guicombo, SIGNAL(activated( int )), SIGNAL(changed()) );
  90         fl->addRow( i18n("GUI s&tyle:"), guicombo );
  91         wtstr = i18n(
  92                 "You can choose a basic GUI style here that will be used by KDM only.");
  93         guicombo->setWhatsThis( wtstr );
  94
  95         colcombo = new KBackedComboBox( box );
  96         colcombo->insertItem( "", i18n("<placeholder>default</placeholder>") );
  97         loadColorSchemes( colcombo );
  98         colcombo->model()->sort( 0 );
  99         connect( colcombo, SIGNAL(activated( int )), SIGNAL(changed()) );
 100         fl->addRow( i18n("Color sche&me:"), colcombo );
 101         wtstr = i18n(
 102                 "You can choose a basic Color Scheme here that will be used by KDM only.");
 103         colcombo->setWhatsThis( wtstr );
 104
 105         box = new QGroupBox( i18nc("@title:group", "Fonts"), this );
 106         mlml->addWidget( box );
 107         fl = new QFormLayout( box );
 108         fl->setSpacing( KDialog::spacingHint() );
 109         fl->setMargin( KDialog::marginHint() );
 110
 111         stdFontChooser = new KFontRequester( box );
 112         stdFontChooser->setWhatsThis( i18n(
 113                 "This changes the font which is used for all the text in the login manager "
 114                 "except for the greeting and failure messages.") );
 115         connect( stdFontChooser, SIGNAL(fontSelected( const QFont& )), SIGNAL(changed()) );
 116         fl->addRow( i18nc("... font", "&General:"), stdFontChooser );
 117
 118         failFontChooser = new KFontRequester( box );
 119         failFontChooser->setWhatsThis( i18n(
 120                 "This changes the font which is used for failure messages in the login manager.") );
 121         connect( failFontChooser, SIGNAL(fontSelected( const QFont& )), SIGNAL(changed()) );
 122         fl->addRow( i18nc("font for ...", "&Failure:"), failFontChooser );
 123
 124         greetingFontChooser = new KFontRequester( box );
 125         greetingFontChooser->setWhatsThis( i18n(
 126                 "This changes the font which is used for the login manager's greeting.") );
 127         connect( greetingFontChooser, SIGNAL(fontSelected( const QFont& )), SIGNAL(changed()) );
 128         fl->addRow( i18nc("font for ...", "Gree&ting:"), greetingFontChooser );
 129
 130         aacb = new QCheckBox( i18n("Use anti-aliasing for fonts"), box );
 131         aacb->setWhatsThis( i18n(
 132                 "If you check this box and your X-Server has the Xft extension, "
 133                 "fonts will be antialiased (smoothed) in the login dialog.") );
 134         connect( aacb, SIGNAL(toggled( bool )), SIGNAL(changed()) );
 135         fl->addRow( aacb );
 136
 137         ml->addStretch( 1 );
 138 }
 139
 140 void KDMGeneralWidget::makeReadOnly()
 141 {
 142         useThemeCheck->setEnabled( false );
 143         guicombo->setEnabled( false );
 144         colcombo->setEnabled( false );
 145         langcombo->setEnabled( false );
 146         stdFontChooser->button()->setEnabled( false );
 147         failFontChooser->button()->setEnabled( false );
 148         greetingFontChooser->button()->setEnabled( false );
 149         aacb->setEnabled( false );
 150 }
 151
 152 void KDMGeneralWidget::loadColorSchemes( KBackedComboBox *combo )
 153 {
 154         // XXX: Global + local schemes
 155         const QStringList list = KGlobal::dirs()->
 156                 findAllResources( "data", "color-schemes/*.colors", KStandardDirs::NoDuplicates );
 157         for (QStringList::ConstIterator it = list.constBegin(); it != list.constEnd(); ++it)
 158         {
 159                 KConfig _config( *it, KConfig::SimpleConfig );
 160                 KConfigGroup config( &_config, "General" );
 161
 162                 QString str;
 163                 if (!(str = config.readEntry( "Name" )).isEmpty())
 164                 {
 165                         QString str2 = (*it).mid( (*it).lastIndexOf( '/' ) + 1 ); // strip off path
 166                         str2.chop( 7 ); // strip off ".colors"
 167                         combo->insertItem( str2, str );
 168                 }
 169         }
 170 }
 171
 172 void KDMGeneralWidget::loadGuiStyles( KBackedComboBox *combo )
 173 {
 174         // XXX: Global + local schemes
 175         const QStringList list = KGlobal::dirs()->
 176                 findAllResources( "data", "kstyle/themes/*.themerc", KStandardDirs::NoDuplicates );
 177         for (QStringList::ConstIterator it = list.constBegin(); it != list.constEnd(); ++it)
 178         {
 179                 KConfig config( *it, KConfig::SimpleConfig );
 180
 181                 if (!(config.hasGroup( "KDE" ) && config.hasGroup( "Misc" )))
 182                         continue;
 183
 184                 if (config.group( "Desktop Entry" ).readEntry( "Hidden" , false ))
 185                         continue;
 186
 187                 QString str2 = config.group( "KDE" ).readEntry( "WidgetStyle" );
 188                 if (str2.isNull())
 189                         continue;
 190
 191                 combo->insertItem( str2, config.group( "Misc" ).readEntry( "Name" ) );
 192         }
 193 }
 194
 195 void KDMGeneralWidget::set_def()
 196 {
 197         stdFontChooser->setFont( QFont( "Sans Serif", 10 ) );
 198         failFontChooser->setFont( QFont( "Sans Serif", 10, QFont::Bold ) );
 199         greetingFontChooser->setFont( QFont( "Serif", 20 ) );
 200 }
 201
 202 void KDMGeneralWidget::save()
 203 {
 204         KConfigGroup configGrp = config->group( "X-*-Greeter" );
 205
 206         configGrp.writeEntry( "UseTheme", useThemeCheck->isChecked() );
 207         configGrp.writeEntry( "GUIStyle", guicombo->currentId() );
 208         configGrp.writeEntry( "ColorScheme", colcombo->currentId() );
 209         configGrp.writeEntry( "Language", langcombo->current() );
 210         configGrp.writeEntry( "StdFont", stdFontChooser->font() );
 211         configGrp.writeEntry( "GreetFont", greetingFontChooser->font() );
 212         configGrp.writeEntry( "FailFont", failFontChooser->font() );
 213         configGrp.writeEntry( "AntiAliasing", aacb->isChecked() );
 214 }
 215
 216
 217 void KDMGeneralWidget::load()
 218 {
 219         set_def();
 220
 221         KConfigGroup configGrp = config->group( "X-*-Greeter" );
 222
 223         useThemeCheck->setChecked( configGrp.readEntry( "UseTheme", false ) );
 224
 225         // Check the GUI type
 226         guicombo->setCurrentId( configGrp.readEntry( "GUIStyle" ) );
 227
 228         // Check the Color Scheme
 229         colcombo->setCurrentId( configGrp.readEntry( "ColorScheme" ) );
 230
 231         // get the language
 232         langcombo->setCurrentItem( configGrp.readEntry( "Language", "C" ) );
 233
 234         // Read the fonts
 235         QFont font = stdFontChooser->font();
 236         stdFontChooser->setFont( configGrp.readEntry( "StdFont", font ) );
 237         font = failFontChooser->font();
 238         failFontChooser->setFont( configGrp.readEntry( "FailFont", font ) );
 239         font = greetingFontChooser->font();
 240         greetingFontChooser->setFont( configGrp.readEntry( "GreetFont", font ) );
 241
 242         aacb->setChecked( configGrp.readEntry( "AntiAliasing", false ) );
 243 }
 244
 245
 246 void KDMGeneralWidget::defaults()
 247 {
 248         useThemeCheck->setChecked( true );
 249         guicombo->setCurrentId( "" );
 250         colcombo->setCurrentId( "" );
 251         langcombo->setCurrentItem( "en_US" );
 252         set_def();
 253         aacb->setChecked( false );
 254 }
 255
 256 void KDMGeneralWidget::slotUseThemeChanged()
 257 {
 258         bool en = useThemeCheck->isChecked();
 259         failFontChooser->setEnabled( !en );
 260         greetingFontChooser->setEnabled( !en );
 261         emit useThemeChanged( en );
 262         emit changed();
 263 }
 264
 265 #include "kdm-gen.moc"