workspace/plasma/shells/screensaver/savercorona.cpp

   1 /*
   2  *   Copyright 2008 Aaron Seigo <aseigo@kde.org>
   3  *
   4  *   This program is free software; you can redistribute it and/or modify
   5  *   it under the terms of the GNU Library General Public License as
   6  *   published by the Free Software Foundation; either version 2, or
   7  *   (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
  12  *   GNU General Public License for more details
  13  *
  14  *   You should have received a copy of the GNU Library General Public
  15  *   License along with this program; if not, write to the
  16  *   Free Software Foundation, Inc.,
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  */
  19
  20 #include "savercorona.h"
  21
  22 #include <QApplication>
  23 #include <QDesktopWidget>
  24 #include <QGraphicsLayout>
  25
  26 #include <KDebug>
  27 #include <KDialog>
  28 #include <KStandardDirs>
  29
  30 #include <Plasma/Containment>
  31
  32 SaverCorona::SaverCorona(QObject *parent)
  33     : Plasma::Corona(parent)
  34 {
  35     init();
  36 }
  37
  38 void SaverCorona::init()
  39 {
  40     QDesktopWidget *desktop = QApplication::desktop();
  41     m_numScreens = desktop->numScreens();
  42     if (m_numScreens > 1) {
  43         kDebug() << "maybe someone should implement multiple screen support";
  44     }
  45 }
  46
  47 void SaverCorona::loadDefaultLayout()
  48 {
  49     kDebug();
  50     QString defaultConfig = KStandardDirs::locate("appdata", "plasma-overlay-default-layoutrc");
  51     if (!defaultConfig.isEmpty()) {
  52         kDebug() << "attempting to load the default layout from:" << defaultConfig;
  53         loadLayout(defaultConfig);
  54         return;
  55     }
  56
  57     QDesktopWidget *desktop = QApplication::desktop();
  58
  59     // create a containment for the screen
  60     QRect g = desktop->screenGeometry(0);
  61     kDebug() << "     screen geometry is" << g;
  62     Plasma::Containment *c = addContainment("saverdesktop");
  63     c->setScreen(0);
  64     c->setFormFactor(Plasma::Planar);
  65     c->flushPendingConstraintsEvents();
  66
  67     // a default clock
  68     Plasma::Applet *clock =  Plasma::Applet::load("clock", c->id() + 1);
  69     c->addApplet(clock, QPointF(KDialog::spacingHint(), KDialog::spacingHint()), true);
  70     clock->init();
  71     clock->flushPendingConstraintsEvents();
  72
  73     emit containmentAdded(c);
  74
  75 }
  76
  77 int SaverCorona::numScreens() const
  78 {
  79     return QApplication::desktop()->numScreens();
  80 }
  81
  82 QRect SaverCorona::screenGeometry(int id) const
  83 {
  84     return QApplication::desktop()->screenGeometry(id);
  85 }
  86
  87 #include "savercorona.moc"
  88