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tdebase/ksmserver/shutdowndlg.cpp

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/*****************************************************************
ksmserver - the KDE session management server
Copyright (C) 2000 Matthias Ettrich <ettrich@kde.org>
******************************************************************/
#include <config.h>
#include "shutdowndlg.h"
#include <qapplication.h>
#include <qlayout.h>
#include <qgroupbox.h>
#include <qvbuttongroup.h>
#include <qlabel.h>
#include <qvbox.h>
#include <qtimer.h>
#include <qstyle.h>
#include <qcombobox.h>
#include <qcursor.h>
#include <qmessagebox.h>
#include <qbuttongroup.h>
#include <qiconset.h>
#include <qpixmap.h>
#include <qpopupmenu.h>
#include <qtooltip.h>
#include <qimage.h>
#include <qpainter.h>
#include <qfontmetrics.h>
#include <qregexp.h>
#include <klocale.h>
#include <kapplication.h>
#include <kdebug.h>
#include <kpushbutton.h>
#include <kstdguiitem.h>
#include <kguiitem.h>
#include <kiconloader.h>
#include <kglobalsettings.h>
#include <kwin.h>
#include <kuser.h>
#include <kpixmap.h>
#include <kimageeffect.h>
#include <kdialog.h>
#include <kseparator.h>
#include <kconfig.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include <unistd.h>
#include <stdlib.h>
#include <math.h>
#include <dmctl.h>
#include <kaction.h>
#include <X11/Xlib.h>
#include "shutdowndlg.moc"
KSMShutdownFeedback * KSMShutdownFeedback::s_pSelf = 0L;
KSMShutdownFeedback::KSMShutdownFeedback()
: QWidget( 0L, "feedbackwidget", WType_Popup ),
m_currentY( 0 ),
m_grayOpacity( 0.0f ),
m_compensation( 0.0f ),
m_fadeBackwards( FALSE ),
m_unfadedImage(),
m_grayImage(),
m_fadeTime(),
m_pmio()
{
m_grayImage = QImage::QImage();
m_unfadedImage = QImage::QImage();
resize(0, 0);
setShown(true);
QTimer::singleShot( 500, this, SLOT( slotPaintEffect() ) );
}
// called after stopping shutdown-feedback -> smooth fade-back to color-mode
void KSMShutdownFeedback::fadeBack( void )
{
m_fadeTime.restart();
m_fadeBackwards = TRUE;
// its possible that we have to fade back, before all is completely gray, so we cannot start
// with completely gray when fading back...
m_compensation = 1.0f - m_grayOpacity;
// wait until we're completely back in color-mode...
while ( m_grayOpacity > 0.0f )
slotPaintEffect();
}
void KSMShutdownFeedback::slotPaintEffect()
{
// determine which fade to use
if (KConfigGroup(KGlobal::config(), "Logout").readBoolEntry("doFancyLogout", true))
{
float doFancyLogoutAdditionalDarkness = (float)KConfigGroup(KGlobal::config(), "Logout").readDoubleNumEntry("doFancyLogoutAdditionalDarkness", 0.6);
float doFancyLogoutFadeTime = (float)KConfigGroup(KGlobal::config(), "Logout").readDoubleNumEntry("doFancyLogoutFadeTime", 4000);
float doFancyLogoutFadeBackTime = (float)KConfigGroup(KGlobal::config(), "Logout").readDoubleNumEntry("doFancyLogoutFadeBackTime", 1000);
// if slotPaintEffect() is called first time, we have to initialize the gray image
// we also could do that in the constructor, but then the displaying of the
// logout-UI would be too much delayed...
if ( m_grayImage.isNull() )
{
setBackgroundMode( QWidget::NoBackground );
setGeometry( QApplication::desktop()->geometry() );
m_root.resize( width(), height() ); // for the default logout
m_grayImage = QPixmap::grabWindow(qt_xrootwin(), 0, 0, QApplication::desktop()->width(), QApplication::desktop()->height()).convertToImage();
m_unfadedImage = m_grayImage.copy();
register uchar * r = m_grayImage.bits();
register uchar * g = m_grayImage.bits() + 1;
register uchar * b = m_grayImage.bits() + 2;
uchar * end = m_grayImage.bits() + m_grayImage.numBytes();
while ( r != end ) {
*r = *g = *b = (uchar) ( ( (*r)*11 + ((*g)<<4) + (*b)*5 ) * doFancyLogoutAdditionalDarkness / 32.0f );
r += 4;
g += 4;
b += 4;
}
// start timer which is used for cpu-speed-independent fading
m_fadeTime.start();
m_rowsDone = 0;
}
// return if fading is completely done...
if ( ( m_grayOpacity >= 1.0f && m_fadeBackwards == FALSE ) || ( m_grayOpacity <= 0.0f && m_fadeBackwards == TRUE ) )
return;
if ( m_fadeBackwards == FALSE )
{
m_grayOpacity = m_fadeTime.elapsed() / doFancyLogoutFadeTime;
if ( m_grayOpacity > 1.0f )
m_grayOpacity = 1.0f;
}
else
{
m_grayOpacity = 1.0f - m_fadeTime.elapsed() / doFancyLogoutFadeBackTime - m_compensation;
if ( m_grayOpacity < 0.0f )
m_grayOpacity = 0.0f;
}
const int imgWidth = m_unfadedImage.width();
int imgHeight = m_unfadedImage.height();
int heightUnit = imgHeight / 3;
if( heightUnit < 1 )
heightUnit = 1;
int y1 = static_cast<int>( imgHeight*m_grayOpacity - heightUnit + m_grayOpacity*heightUnit*2.0f );
if( y1 > imgHeight )
y1 = imgHeight;
int y2 = y1+heightUnit;
if( y2 > imgHeight )
y2 = imgHeight;
if( m_fadeBackwards == FALSE )
{
if( y1 > 0 && y1 < imgHeight && y1-m_rowsDone > 0 && m_rowsDone < imgHeight )
{
QImage img( imgWidth, y1-m_rowsDone, 32 );
memcpy( img.bits(), m_grayImage.scanLine( m_rowsDone ), imgWidth*(y1-m_rowsDone)*4 );
// conversion is slow as hell if desktop-depth != 24bpp...
//Pixmap pm = m_pmio.convertToPixmap( img );
//bitBlt( this, 0, m_rowsDone, &pm );
// QImage pm = m_pmio.convertToImage( img );
bitBlt( this, 0, m_rowsDone, &img );
m_rowsDone = y1;
}
}
else
{
// when fading back we have to blit area which isnt gray anymore to unfaded image
if( y2 > 0 && y2 < imgHeight && m_rowsDone > y2 )
{
QImage img( imgWidth, m_rowsDone-y2, 32 );
memcpy( img.bits(), m_unfadedImage.scanLine( y2 ), imgWidth*(m_rowsDone-y2)*4 );
// conversion is slow as hell if desktop-depth != 24bpp...
//QPixmap pm = m_pmio.convertToPixmap( img );
//bitBlt( this, 0, y2, &pm );
bitBlt( this, 0, y2, &img );
m_rowsDone = y2;
}
}
int start_y1 = y1;
if( start_y1 < 0 )
start_y1 = 0;
if( y2 > start_y1 )
{
QImage img( imgWidth, y2-start_y1, 32 );
memcpy( img.bits(), m_grayImage.scanLine( start_y1 ), ( y2-start_y1 ) * imgWidth * 4 );
register uchar * rs = m_unfadedImage.scanLine( start_y1 );
register uchar * gs = rs + 1;
register uchar * bs = gs + 1;
register uchar * rd = img.bits();
register uchar * gd = rd + 1;
register uchar * bd = gd + 1;
for( int y = start_y1; y < y2; ++y )
{
// linear gradients look bad, so use cos-function
short int opac = static_cast<short int>( 128 - cosf( M_PI*(y-y1)/heightUnit )*128.0f );
for( short int x = 0; x < imgWidth; ++x )
{
*rd += ( ( ( *rs - *rd ) * opac ) >> 8 );
rs += 4; rd += 4;
*gd += ( ( ( *gs - *gd ) * opac ) >> 8 );
gs += 4; gd += 4;
*bd += ( ( ( *bs - *bd ) * opac ) >> 8 );
bs += 4; bd += 4;
}
}
// conversion is slow as hell if desktop-depth != 24bpp...
//QPixmap pm = m_pmio.convertToPixmap( img );
//bitBlt( this, 0, start_y1, &pm );
bitBlt( this, 0, start_y1, &img );
}
QTimer::singleShot( 5, this, SLOT( slotPaintEffect() ) );
}
// standard logout fade
else
{
if ( m_currentY >= height() ) {
if ( backgroundMode() == QWidget::NoBackground ) {
setBackgroundMode( QWidget::NoBackground );
setBackgroundPixmap( m_root );
}
return;
}
KPixmap pixmap;
pixmap = QPixmap::grabWindow( qt_xrootwin(), 0, m_currentY, width(), 10 );
QImage image = pixmap.convertToImage();
KImageEffect::blend( Qt::black, image, 0.4 );
KImageEffect::toGray( image, true );
pixmap.convertFromImage( image );
bitBlt( this, 0, m_currentY, &pixmap );
bitBlt( &m_root, 0, m_currentY, &pixmap );
m_currentY += 10;
QTimer::singleShot( 1, this, SLOT( slotPaintEffect() ) );
}
}
//////
KSMShutdownDlg::KSMShutdownDlg( QWidget* parent,
bool maysd, KApplication::ShutdownType sdtype )
: QDialog( parent, 0, TRUE, WType_Popup ), targets(0)
// this is a WType_Popup on purpose. Do not change that! Not
// having a popup here has severe side effects.
{
QVBoxLayout* vbox = new QVBoxLayout( this );
QFrame* frame = new QFrame( this );
frame->setFrameStyle( QFrame::StyledPanel | QFrame::Raised );
frame->setLineWidth( style().pixelMetric( QStyle::PM_DefaultFrameWidth, frame ) );
// we need to set the minimum size for the logout box, since it
// gets too small if there isn't all options available
frame->setMinimumWidth(400);
vbox->addWidget( frame );
vbox = new QVBoxLayout( frame, 2 * KDialog::marginHint(),
2 * KDialog::spacingHint() );
// default factor
bool doUbuntuLogout = KConfigGroup(KGlobal::config(), "Logout").readBoolEntry("doUbuntuLogout", false);
// slighty more space for the new logout
int factor = 2;
if(doUbuntuLogout)
{
factor = 8;
}
else {
QLabel* label = new QLabel( i18n("End Session for \"%1\"").arg(KUser().loginName()), frame );
QFont fnt = label->font();
fnt.setBold( true );
fnt.setPointSize( fnt.pointSize() * 3 / 2 );
label->setFont( fnt );
vbox->addWidget( label, 0, AlignHCenter );
}
// for the basic layout, within this box either the ubuntu dialog or
// standard konqy+buttons will be placed.
QHBoxLayout* hbox = new QHBoxLayout( vbox, factor * KDialog::spacingHint() );
// from here on we have to adapt to the two different dialogs
QFrame* lfrm;
QVBoxLayout* buttonlay;
QHBoxLayout* hbuttonbox;
QFont btnFont;
if(doUbuntuLogout)
{
// first line of buttons
hbuttonbox = new QHBoxLayout( hbox, factor * KDialog::spacingHint() );
hbuttonbox->setAlignment( Qt::AlignHCenter );
// End session
FlatButton* btnLogout = new FlatButton( frame );
btnLogout->setTextLabel( QString("&") + i18n("Log out"), false );
btnLogout->setPixmap( DesktopIcon( "back") );
int i = btnLogout->textLabel().find( QRegExp("\\&"), 0 ); // i == 1
btnLogout->setAccel( "ALT+" + btnLogout->textLabel().lower()[i+1] ) ;
hbuttonbox->addWidget ( btnLogout );
connect(btnLogout, SIGNAL(clicked()), SLOT(slotLogout()));
}
else
{
// konqy
lfrm = new QFrame( frame );
lfrm->setFrameStyle( QFrame::Panel | QFrame::Sunken );
hbox->addWidget( lfrm, AlignCenter );
buttonlay = new QVBoxLayout( hbox, factor * KDialog::spacingHint() );
buttonlay->setAlignment( Qt::AlignHCenter );
QLabel* icon = new QLabel( lfrm );
icon->setPixmap( UserIcon( "shutdownkonq" ) );
lfrm->setFixedSize( icon->sizeHint());
icon->setFixedSize( icon->sizeHint());
buttonlay->addStretch( 1 );
// End session
KPushButton* btnLogout = new KPushButton( KGuiItem( i18n("&End Current Session"), "undo"), frame );
btnFont = btnLogout->font();
buttonlay->addWidget( btnLogout );
connect(btnLogout, SIGNAL(clicked()), SLOT(slotLogout()));
}
m_halCtx = NULL;
if (maysd) {
// respect lock on resume & disable suspend/hibernate settings
// from power-manager
KConfig config("power-managerrc");
bool disableSuspend = config.readBoolEntry("disableSuspend", false);
bool disableHibernate = config.readBoolEntry("disableHibernate", false);
m_lockOnResume = config.readBoolEntry("lockOnResume", true);
bool canSuspend = false;
bool canHibernate = false;
// Query HAL for suspend/resume support
m_halCtx = libhal_ctx_new();
DBusError error;
dbus_error_init(&error);
m_dbusConn = dbus_connection_open_private(DBUS_SYSTEM_BUS, &error);
if (!m_dbusConn)
{
dbus_error_free(&error);
libhal_ctx_free(m_halCtx);
m_halCtx = NULL;
}
else
{
dbus_bus_register(m_dbusConn, &error);
if (dbus_error_is_set(&error))
{
dbus_error_free(&error);
libhal_ctx_free(m_halCtx);
m_dbusConn = NULL;
m_halCtx = NULL;
}
else
{
libhal_ctx_set_dbus_connection(m_halCtx, m_dbusConn);
if (!libhal_ctx_init(m_halCtx, &error))
{
if (dbus_error_is_set(&error))
dbus_error_free(&error);
libhal_ctx_free(m_halCtx);
m_dbusConn = NULL;
m_halCtx = NULL;
}
}
}
if (m_halCtx)
{
if (libhal_device_get_property_bool(m_halCtx,
"/org/freedesktop/Hal/devices/computer",
"power_management.can_suspend",
NULL))
{
canSuspend = true;
}
if (libhal_device_get_property_bool(m_halCtx,
"/org/freedesktop/Hal/devices/computer",
"power_management.can_hibernate",
NULL))
{
canHibernate = true;
}
}
if(doUbuntuLogout) {
if (canSuspend && !disableSuspend)
{
// Suspend
FlatButton* btnSuspend = new FlatButton( frame );
btnSuspend->setTextLabel( i18n("&Suspend"), false );
btnSuspend->setPixmap( DesktopIcon( "suspend") );
int i = btnSuspend->textLabel().find( QRegExp("\\&"), 0 ); // i == 1
btnSuspend->setAccel( "ALT+" + btnSuspend->textLabel().lower()[i+1] ) ;
hbuttonbox->addWidget ( btnSuspend);
connect(btnSuspend, SIGNAL(clicked()), SLOT(slotSuspend()));
}
if (canHibernate && !disableHibernate)
{
// Hibernate
FlatButton* btnHibernate = new FlatButton( frame );
btnHibernate->setTextLabel( i18n("&Hibernate"), false );
btnHibernate->setPixmap( DesktopIcon( "hibernate") );
int i = btnHibernate->textLabel().find( QRegExp("\\&"), 0 ); // i == 1
btnHibernate->setAccel( "ALT+" + btnHibernate->textLabel().lower()[i+1] ) ;
hbuttonbox->addWidget ( btnHibernate);
connect(btnHibernate, SIGNAL(clicked()), SLOT(slotHibernate()));
}
// Separator (within buttonlay)
vbox->addWidget( new KSeparator( frame ) );
// bottom buttons
QHBoxLayout* hbuttonbox2 = new QHBoxLayout( vbox, factor * KDialog::spacingHint() );
hbuttonbox2->setAlignment( Qt::AlignHCenter );
// Reboot
FlatButton* btnReboot = new FlatButton( frame );
btnReboot->setTextLabel( i18n("&Restart"), false );
btnReboot->setPixmap( DesktopIcon( "reload") );
int i = btnReboot->textLabel().find( QRegExp("\\&"), 0 ); // i == 1
btnReboot->setAccel( "ALT+" + btnReboot->textLabel().lower()[i+1] ) ;
hbuttonbox2->addWidget ( btnReboot);
connect(btnReboot, SIGNAL(clicked()), SLOT(slotReboot()));
if ( sdtype == KApplication::ShutdownTypeReboot )
btnReboot->setFocus();
// BAD CARMA .. this code is copied line by line from standard konqy dialog
int def, cur;
if ( DM().bootOptions( rebootOptions, def, cur ) ) {
btnReboot->setPopupDelay(300); // visually add dropdown
targets = new QPopupMenu( frame );
if ( cur == -1 )
cur = def;
int index = 0;
for (QStringList::ConstIterator it = rebootOptions.begin(); it != rebootOptions.end(); ++it, ++index)
{
QString label = (*it);
label=label.replace('&',"&&");
if (index == cur)
targets->insertItem( label + i18n("current option in boot loader", " (current)"), index);
else
targets->insertItem( label, index );
}
btnReboot->setPopup(targets);
connect( targets, SIGNAL(activated(int)), SLOT(slotReboot(int)) );
}
// BAD CARMA .. this code is copied line by line from standard konqy dialog [EOF]
// Shutdown
FlatButton* btnHalt = new FlatButton( frame );
btnHalt->setTextLabel( i18n("&Turn Off"), false );
btnHalt->setPixmap( DesktopIcon( "exit") );
i = btnHalt->textLabel().find( QRegExp("\\&"), 0 ); // i == 1
btnHalt->setAccel( "ALT+" + btnHalt->textLabel().lower()[i+1] ) ;
hbuttonbox2->addWidget ( btnHalt );
connect(btnHalt, SIGNAL(clicked()), SLOT(slotHalt()));
if ( sdtype == KApplication::ShutdownTypeHalt )
btnHalt->setFocus();
// cancel buttonbox
QHBoxLayout* hbuttonbox3 = new QHBoxLayout( vbox, factor * KDialog::spacingHint() );
hbuttonbox3->setAlignment( Qt::AlignRight );
// Back to Desktop
KSMPushButton* btnBack = new KSMPushButton( KStdGuiItem::cancel(), frame );
hbuttonbox3->addWidget( btnBack );
connect(btnBack, SIGNAL(clicked()), SLOT(reject()));
}
else
{
// Shutdown
KPushButton* btnHalt = new KPushButton( KGuiItem( i18n("&Turn Off Computer"), "exit"), frame );
btnHalt->setFont( btnFont );
buttonlay->addWidget( btnHalt );
connect(btnHalt, SIGNAL(clicked()), SLOT(slotHalt()));
if ( sdtype == KApplication::ShutdownTypeHalt )
btnHalt->setFocus();
// Reboot
KSMDelayedPushButton* btnReboot = new KSMDelayedPushButton( KGuiItem( i18n("&Restart Computer"), "reload"), frame );
btnReboot->setFont( btnFont );
buttonlay->addWidget( btnReboot );
connect(btnReboot, SIGNAL(clicked()), SLOT(slotReboot()));
if ( sdtype == KApplication::ShutdownTypeReboot )
btnReboot->setFocus();
// this section is copied as-is into ubuntulogout as well
int def, cur;
if ( DM().bootOptions( rebootOptions, def, cur ) ) {
targets = new QPopupMenu( frame );
if ( cur == -1 )
cur = def;
int index = 0;
for (QStringList::ConstIterator it = rebootOptions.begin(); it != rebootOptions.end(); ++it, ++index)
{
QString label = (*it);
label=label.replace('&',"&&");
if (index == cur)
targets->insertItem( label + i18n("current option in boot loader", " (current)"), index);
else
targets->insertItem( label, index );
}
btnReboot->setPopup(targets);
connect( targets, SIGNAL(activated(int)), SLOT(slotReboot(int)) );
}
if (canSuspend && !disableSuspend)
{
KPushButton* btnSuspend = new KPushButton( KGuiItem( i18n("&Suspend Computer"), "suspend"), frame );
btnSuspend->setFont( btnFont );
buttonlay->addWidget( btnSuspend );
connect(btnSuspend, SIGNAL(clicked()), SLOT(slotSuspend()));
}
if (canHibernate && !disableHibernate)
{
KPushButton* btnHibernate = new KPushButton( KGuiItem( i18n("&Hibernate Computer"), "hibernate"), frame );
btnHibernate->setFont( btnFont );
buttonlay->addWidget( btnHibernate );
connect(btnHibernate, SIGNAL(clicked()), SLOT(slotHibernate()));
}
buttonlay->addStretch( 1 );
// Separator
buttonlay->addWidget( new KSeparator( frame ) );
// Back to Desktop
KPushButton* btnBack = new KPushButton( KStdGuiItem::cancel(), frame );
buttonlay->addWidget( btnBack );
connect(btnBack, SIGNAL(clicked()), SLOT(reject()));
}
}
else {
// finish the dialog correctly
if(doUbuntuLogout)
{
// cancel buttonbox
QHBoxLayout* hbuttonbox3 = new QHBoxLayout( vbox, factor * KDialog::spacingHint() );
hbuttonbox3->setAlignment( Qt::AlignRight );
// Back to Desktop
KSMPushButton* btnBack = new KSMPushButton( KStdGuiItem::cancel(), frame );
hbuttonbox3->addWidget( btnBack );
connect(btnBack, SIGNAL(clicked()), SLOT(reject()));
}
else
{
// Separator
buttonlay->addWidget( new KSeparator( frame ) );
// Back to Desktop
KPushButton* btnBack = new KPushButton( KStdGuiItem::cancel(), frame );
buttonlay->addWidget( btnBack );
connect(btnBack, SIGNAL(clicked()), SLOT(reject()));
}
}
}
KSMShutdownDlg::~KSMShutdownDlg()
{
if (m_halCtx)
{
DBusError error;
dbus_error_init(&error);
libhal_ctx_shutdown(m_halCtx, &error);
libhal_ctx_free(m_halCtx);
}
}
void KSMShutdownDlg::slotLogout()
{
m_shutdownType = KApplication::ShutdownTypeNone;
accept();
}
void KSMShutdownDlg::slotReboot()
{
// no boot option selected -> current
m_bootOption = QString::null;
m_shutdownType = KApplication::ShutdownTypeReboot;
accept();
}
void KSMShutdownDlg::slotReboot(int opt)
{
if (int(rebootOptions.size()) > opt)
m_bootOption = rebootOptions[opt];
m_shutdownType = KApplication::ShutdownTypeReboot;
accept();
}
void KSMShutdownDlg::slotHalt()
{
m_bootOption = QString::null;
m_shutdownType = KApplication::ShutdownTypeHalt;
accept();
}
void KSMShutdownDlg::slotSuspend()
{
if (m_lockOnResume) {
DCOPRef("kdesktop", "KScreensaverIface").send("lock");
}
if (m_dbusConn)
{
DBusMessage *msg = dbus_message_new_method_call(
"org.freedesktop.Hal",
"/org/freedesktop/Hal/devices/computer",
"org.freedesktop.Hal.Device.SystemPowerManagement",
"Suspend");
int wakeup=0;
dbus_message_append_args(msg, DBUS_TYPE_INT32, &wakeup, DBUS_TYPE_INVALID);
dbus_connection_send(m_dbusConn, msg, NULL);
dbus_message_unref(msg);
}
reject(); // continue on resume
}
void KSMShutdownDlg::slotHibernate()
{
if (m_lockOnResume) {
DCOPRef("kdesktop", "KScreensaverIface").send("lock");
}
if (m_dbusConn)
{
DBusMessage *msg = dbus_message_new_method_call(
"org.freedesktop.Hal",
"/org/freedesktop/Hal/devices/computer",
"org.freedesktop.Hal.Device.SystemPowerManagement",
"Hibernate");
dbus_connection_send(m_dbusConn, msg, NULL);
dbus_message_unref(msg);
}
reject(); // continue on resume
}
bool KSMShutdownDlg::confirmShutdown( bool maysd, KApplication::ShutdownType& sdtype, QString& bootOption )
{
kapp->enableStyles();
KSMShutdownDlg* l = new KSMShutdownDlg( 0,
//KSMShutdownFeedback::self(),
maysd, sdtype );
// Show dialog (will save the background in showEvent)
QSize sh = l->sizeHint();
QRect rect = KGlobalSettings::desktopGeometry(QCursor::pos());
l->move(rect.x() + (rect.width() - sh.width())/2,
rect.y() + (rect.height() - sh.height())/2);
bool result = l->exec();
sdtype = l->m_shutdownType;
bootOption = l->m_bootOption;
delete l;
kapp->disableStyles();
return result;
}
KSMDelayedPushButton::KSMDelayedPushButton( const KGuiItem &item,
QWidget *parent,
const char *name)
: KPushButton( item, parent, name), pop(0), popt(0)
{
connect(this, SIGNAL(pressed()), SLOT(slotPressed()));
connect(this, SIGNAL(released()), SLOT(slotReleased()));
popt = new QTimer(this);
connect(popt, SIGNAL(timeout()), SLOT(slotTimeout()));
}
void KSMDelayedPushButton::setPopup(QPopupMenu *p)
{
pop = p;
setIsMenuButton(p != 0);
}
void KSMDelayedPushButton::slotPressed()
{
if (pop)
popt->start(QApplication::startDragTime());
}
void KSMDelayedPushButton::slotReleased()
{
popt->stop();
}
void KSMDelayedPushButton::slotTimeout()
{
QPoint bl = mapToGlobal(rect().bottomLeft());
QWidget *par = (QWidget*)parent();
QPoint br = par->mapToGlobal(par->rect().bottomRight());
pop->popup( bl );
popt->stop();
setDown(false);
}
KSMPushButton::KSMPushButton( const KGuiItem &item,
QWidget *parent,
const char *name)
: KPushButton( item, parent, name),
m_pressed(false)
{
setDefault( false );
setAutoDefault ( false );
}
void KSMPushButton::keyPressEvent( QKeyEvent* e )
{
switch ( e->key() )
{
case Key_Enter:
case Key_Return:
case Key_Space:
m_pressed = TRUE;
setDown(true);
emit pressed();
break;
case Key_Escape:
e->ignore();
break;
default:
e->ignore();
}
QPushButton::keyPressEvent(e);
}
void KSMPushButton::keyReleaseEvent( QKeyEvent* e )
{
switch ( e->key() )
{
case Key_Space:
case Key_Enter:
case Key_Return:
if ( m_pressed )
{
setDown(false);
m_pressed = FALSE;
emit released();
emit clicked();
}
break;
case Key_Escape:
e->ignore();
break;
default:
e->ignore();
}
}
FlatButton::FlatButton( QWidget *parent, const char *name )
: QToolButton( parent, name/*, WNoAutoErase*/ ),
m_pressed(false)
{
init();
}
FlatButton::~FlatButton() {}
void FlatButton::init()
{
setUsesTextLabel(true);
setUsesBigPixmap(true);
setAutoRaise(true);
setTextPosition( QToolButton::Under );
setFocusPolicy(QWidget::StrongFocus);
}
void FlatButton::keyPressEvent( QKeyEvent* e )
{
switch ( e->key() )
{
case Key_Enter:
case Key_Return:
case Key_Space:
m_pressed = TRUE;
setDown(true);
emit pressed();
break;
case Key_Escape:
e->ignore();
break;
default:
e->ignore();
}
QToolButton::keyPressEvent(e);
}
void FlatButton::keyReleaseEvent( QKeyEvent* e )
{
switch ( e->key() )
{
case Key_Space:
case Key_Enter:
case Key_Return:
if ( m_pressed )
{
setDown(false);
m_pressed = FALSE;
emit released();
emit clicked();
}
break;
case Key_Escape:
e->ignore();
break;
default:
e->ignore();
}
}
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