diff options
Diffstat (limited to 'kshutdown/msystemtray.cpp')
| -rw-r--r-- | kshutdown/msystemtray.cpp | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/kshutdown/msystemtray.cpp b/kshutdown/msystemtray.cpp new file mode 100644 index 0000000..f1a9a6e --- /dev/null +++ b/kshutdown/msystemtray.cpp @@ -0,0 +1,212 @@ +/* + msystemtray.cpp - A system tray icon + Copyright (C) 2003 Konrad Twardowski <kdtonline@poczta.onet.pl> + + 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 General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#include "configuration.h" +#include "miscutils.h" +#include "mmainwindow.h" +#include "msystemtray.h" + +#include <qtimer.h> + +#include <kaction.h> +#include <kdebug.h> +#include <kiconloader.h> +#include <klocale.h> +#include <kpixmap.h> +#include <kpixmapeffect.h> +#include <kpopupmenu.h> +#include <kwin.h> + +const double + KS_TRAY_FADE_CHANGE = 0.05f, + KS_TRAY_FADE_MAX = 0.7f; +const int KS_TRAY_FADE_TIMEOUT = 50; +const QColor KS_TRAY_FADE_COLOR = Qt::yellow; + +MSystemTray::Mode MSystemTray::_mode = Always; +MSystemTray *MSystemTray::_instance = 0; + +// public + +MSystemTray::~MSystemTray() +{ + if (_flashIcon) + delete _flashIcon; + if (_saveIcon) + delete _saveIcon; +} + +void MSystemTray::flashIcon() +{ + if (_saveIcon) + delete _saveIcon; + _saveIcon = new QPixmap(); + *_saveIcon = *pixmap(); + _flashCount = 0; + setPixmap(*_flashIcon); + _flashTimer->start(200); +} + +void MSystemTray::setActive(const bool yes) +{ + // kdDebug() << "MSystemTray::setActive: " << yes << endl; + + if (_active == yes) + return; + + _active = yes; + _incFade = _active; + _fadeTimer->start(KS_TRAY_FADE_TIMEOUT); +} + +void MSystemTray::setMode(const Mode mode) +{ + // kdDebug() << "MSystemTray::setMode: " << mode << endl; + + _mode = mode; + switch (_mode) + { + case Always: + ks_tray; // init instance + if (ks_actions->active()) + _instance->setActive(true); + _instance->show(); + MiscUtils::setAutostart(true); + break; + case IfActive: + if (ks_actions->active()) + { + ks_tray; // init instance + _instance->setActive(true); + _instance->show(); + MiscUtils::setAutostart(true); + } + else + { + delete _instance; + _instance = 0; + MiscUtils::setAutostart(false); + } + break; + case Never: + delete _instance; + _instance = 0; + MiscUtils::setAutostart(false); + break; + } +} + +// protected + +void MSystemTray::mousePressEvent(QMouseEvent *e) +{ + // middle mouse button - display actions menu +// TODO: 2.0: configure middle button action + if (e->button() == MidButton) + contextMenu()->popup(e->globalPos()); + else + KSystemTray::mousePressEvent(e); +} + +// private + +MSystemTray::MSystemTray() + : KSystemTray(ks_main, "MSystemTray"), + _active(false), + _incFade(true), + _fadeValue(0.0f), + _flashCount(0), + _saveIcon(0) +{ + setPixmap(SmallIcon("exit", KIcon::SizeSmallMedium)); // 22x22 + +// TODO: 2.0: mouse wheel: decrease/increase end time by 5min. (?) + + // init fade timer + _fadeTimer = new QTimer(this); + connect(_fadeTimer, SIGNAL(timeout()), SLOT(slotFade())); + + // init flash timer + _flashTimer = new QTimer(this); + connect(_flashTimer, SIGNAL(timeout()), SLOT(slotFlashTimeout())); + + // init icons + KPixmap pm(SmallIcon("exit", KIcon::SizeSmallMedium)); + _flashIcon = new KPixmap(KPixmapEffect::fade(pm, 0.7f, white)); + + show(); + + // add some items to the context menu + KPopupMenu *pm_systemTrayMenu = contextMenu(); + pm_systemTrayMenu->setCaption("KShutDown"); + // id 0 = title + ks_main->shutDownAction()->plug(pm_systemTrayMenu, 1); + ks_main->rebootAction()->plug(pm_systemTrayMenu, 2); + ks_main->lockScreenAction()->plug(pm_systemTrayMenu, 3); + ks_main->logoutAction()->plug(pm_systemTrayMenu, 4); + pm_systemTrayMenu->insertSeparator(5); + ks_main->cancelAction()->plug(pm_systemTrayMenu, 6); + pm_systemTrayMenu->insertSeparator(7); + ks_main->configureKShutDownAction()->plug(pm_systemTrayMenu, 8); + pm_systemTrayMenu->insertTearOffHandle(); + + // quit signal + connect( + this, SIGNAL(quitSelected()), + ks_main, SLOT(slotQuit())); +} + +// private slots + +void MSystemTray::slotFade() +{ + if (_incFade) + { + _fadeValue += KS_TRAY_FADE_CHANGE; + if (_fadeValue > KS_TRAY_FADE_MAX) + { + _fadeTimer->stop(); + _fadeValue = KS_TRAY_FADE_MAX; + } + } + else + { + _fadeValue -= KS_TRAY_FADE_CHANGE; + if (_fadeValue < 0.0f) + { + _fadeTimer->stop(); + _fadeValue = 0.0f; + } + } + KPixmap p(SmallIcon("exit", KIcon::SizeSmallMedium)); + setPixmap(KPixmapEffect::fade(p, _fadeValue, KS_TRAY_FADE_COLOR)); +} + +void MSystemTray::slotFlashTimeout() +{ + _flashCount++; + + if ((_flashCount % 2) == 0) + setPixmap(*_saveIcon); + else + setPixmap(*_flashIcon); + + if (_flashCount == 6) + _flashTimer->stop(); +} |