workspace/kcontrol/input/core/themepage.cpp

   1 /*
   2  * Copyright (C) 2003 Fredrik Höglund <fredrik@kde.org>
   3  *
   4  * Based on the large cursor code written by Rik Hemsley,
   5  * Copyright (c) 2000 Rik Hemsley <rik@kde.org>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public
   9  * License version 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; see the file COPYING.  If not, write to
  18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  * Boston, MA 02110-1301, USA.
  20  */
  21
  22 #include <kglobal.h>
  23 #include <kstandarddirs.h>
  24 #include <kurl.h>
  25 #include <kprocess.h>
  26 #include <kio/job.h>
  27 #include <kio/netaccess.h>
  28 #include <kmessagebox.h>
  29 #include <klocale.h>
  30 #include <kconfig.h>
  31 #include <k3listview.h>
  32 #include <kdialog.h>
  33
  34 #include <QBoxLayout>
  35 #include <QDir>
  36 #include <QLabel>
  37 #include <QPixmap>
  38
  39 #include "themepage.h"
  40 #include "themepage.moc"
  41
  42 #include "bitmaps.h"
  43
  44
  45 namespace {
  46         // Listview columns
  47         enum Columns { NameColumn = 0, DescColumn, /* hidden */ DirColumn };
  48 }
  49
  50
  51 ThemePage::ThemePage( QWidget* parent, const char* name )
  52         : QWidget( parent )
  53 {
  54         setObjectName(name);
  55         QBoxLayout *layout = new QVBoxLayout( this );
  56         layout->setMargin( KDialog::marginHint() );
  57         layout->setSpacing( KDialog::spacingHint() );
  58
  59         layout->addWidget(new QLabel( i18n("Select the cursor theme you want to use:"), this ));
  60
  61         // Create the theme list view
  62         listview = new K3ListView( this );
  63         listview->setFullWidth( true );
  64         listview->setAllColumnsShowFocus( true );
  65         listview->addColumn( i18n("Name") );
  66         listview->addColumn( i18n("Description") );
  67         layout->addWidget(listview);
  68
  69         connect( listview, SIGNAL(selectionChanged(Q3ListViewItem*)),
  70                         SLOT(selectionChanged(Q3ListViewItem*)) );
  71
  72         insertThemes();
  73 }
  74
  75
  76 ThemePage::~ThemePage()
  77 {
  78 }
  79
  80
  81 void ThemePage::selectionChanged( Q3ListViewItem *item )
  82 {
  83         selectedTheme = item->text( DirColumn );
  84         emit changed( selectedTheme != currentTheme );
  85 }
  86
  87
  88 void ThemePage::save()
  89 {
  90         if ( currentTheme == selectedTheme )
  91                 return;
  92
  93         bool whiteCursor = selectedTheme.right( 5 ) == "White";
  94         bool largeCursor = selectedTheme.left( 5 ) == "Large";
  95
  96         KConfig config( "kcminputrc" );
  97         KConfigGroup c( &config, "Mouse" );
  98         c.writeEntry( "LargeCursor", largeCursor );
  99         c.writeEntry( "WhiteCursor", whiteCursor );
 100
 101         currentTheme = selectedTheme;
 102
 103         fixCursorFile();
 104
 105         KMessageBox::information( this, i18n("You have to restart KDE for these "
 106                                 "changes to take effect."), i18n("Cursor Settings Changed"),
 107                                 "CursorSettingsChanged" );
 108 }
 109
 110
 111 void ThemePage::load()
 112 {
 113         bool largeCursor, whiteCursor;
 114
 115         KConfig config( "kcminputrc" );
 116         KConfigGroup c( &config, "Mouse" );
 117         largeCursor = c.readEntry( "LargeCursor", false);
 118         whiteCursor = c.readEntry( "WhiteCursor", false);
 119
 120         if ( largeCursor )
 121                 currentTheme = whiteCursor ? "LargeWhite" : "LargeBlack";
 122         else
 123                 currentTheme = whiteCursor ? "SmallWhite" : "SmallBlack";
 124
 125         selectedTheme = currentTheme;
 126         Q3ListViewItem *item = listview->findItem( currentTheme, DirColumn );
 127         item->setSelected( true );
 128 }
 129
 130
 131 void ThemePage::defaults()
 132 {
 133         currentTheme = selectedTheme = "SmallBlack";
 134         Q3ListViewItem *item = listview->findItem( currentTheme, DirColumn );
 135         item->setSelected( true );
 136 }
 137
 138
 139 void ThemePage::insertThemes()
 140 {
 141         K3ListViewItem *item;
 142
 143         item = new K3ListViewItem( listview, i18n("Small black"),
 144                         i18n("Small black cursors"), "SmallBlack" );
 145         item->setPixmap( 0, QPixmap( arrow_small_black_xpm ) );
 146         listview->insertItem( item );
 147
 148         item = new K3ListViewItem( listview, i18n("Large black"),
 149                         i18n("Large black cursors"), "LargeBlack" );
 150         item->setPixmap( 0, QPixmap( arrow_large_black_xpm ) );
 151         listview->insertItem( item );
 152
 153         item = new K3ListViewItem( listview, i18n("Small white"),
 154                         i18n("Small white cursors"), "SmallWhite" );
 155         item->setPixmap( 0, QPixmap( arrow_small_white_xpm ) );
 156         listview->insertItem( item );
 157
 158         item = new K3ListViewItem( listview, i18n("Large white"),
 159                         i18n("Large white cursors"), "LargeWhite" );
 160         item->setPixmap( 0, QPixmap( arrow_large_white_xpm ) );
 161         listview->insertItem( item );
 162 }
 163
 164
 165 void ThemePage::fixCursorFile()
 166 {
 167         // Make sure we have the 'font' resource dir registered and can find the
 168         // override dir.
 169         //
 170         // Next, if the user wants large cursors, copy the font
 171         // cursor_large.pcf.gz to (localkdedir)/share/fonts/override/cursor.pcf.gz.
 172         // Else remove the font cursor.pcf.gz from (localkdedir)/share/fonts/override.
 173         //
 174         // Run mkfontdir to update fonts.dir in that dir.
 175
 176         KGlobal::dirs()->addResourceType( "font", 0, "share/fonts/" );
 177         KIO::mkdir( QDir::homePath() + "/.fonts/kde-override" );
 178         QString overrideDir = QDir::homePath() + "/.fonts/kde-override/";
 179
 180         KUrl installedFont;
 181         installedFont.setPath( overrideDir + "cursor.pcf.gz" );
 182
 183         if ( currentTheme == "SmallBlack" )
 184                 KIO::NetAccess::del( installedFont, this );
 185         else {
 186                 KUrl source;
 187
 188                 if ( currentTheme == "LargeBlack" )
 189                         source.setPath( KStandardDirs::locate("data", "kcminput/cursor_large_black.pcf.gz") );
 190                 else if ( currentTheme == "LargeWhite" )
 191                         source.setPath( KStandardDirs::locate("data", "kcminput/cursor_large_white.pcf.gz") );
 192                 else if ( currentTheme == "SmallWhite" )
 193                         source.setPath( KStandardDirs::locate("data", "kcminput/cursor_small_white.pcf.gz") );
 194
 195                 KIO::Job* job = KIO::file_copy( source, installedFont, -1, KIO::Overwrite );
 196                 job->exec();
 197         }
 198
 199         QString cmd = KGlobal::dirs()->findExe( "mkfontdir" );
 200         if ( !cmd.isEmpty() )
 201         {
 202                 KProcess p;
 203                 p << cmd << overrideDir;
 204                 p.execute();
 205         }
 206 }
 207
 208 // vim: set noet ts=4 sw=4: