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path: root/library/qpeapplication.cpp
authorerik <erik>2007-01-24 19:54:07 (UTC)
committer erik <erik>2007-01-24 19:54:07 (UTC)
commit89e81059e832ff77c2f0ac8b9db12f80eafa03fc (patch) (side-by-side diff)
tree99a130fc643d2aeefdecab452f644e7b61a5f50e /library/qpeapplication.cpp
parent035bbc5bf689839c8d8e7be37f347b0dd900fccf (diff)
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Each file in this commit has an instance where a pointer is checked at
one point in the code and then not checked in another point in the code. If it needed to be checked once, it needs to be checked the other time. If not the application could segfault.
Diffstat (limited to 'library/qpeapplication.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r--library/qpeapplication.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 34f5e6a..d959c7a 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -1004,1293 +1004,1293 @@ QPEApplication::InputMethodHint QPEApplication::inputMethodHint( QWidget * w )
\enum QPEApplication::InputMethodHint
\value Normal the application sometimes needs text input (the default).
\value AlwaysOff the application never needs text input.
\value AlwaysOn the application always needs text input.
*/
/*!
Hints to the system that widget \a w has use for text input methods
as specified by \a mode.
\sa inputMethodHint() InputMethodHint
*/
void QPEApplication::setInputMethodHint( QWidget * w, InputMethodHint mode )
{
createInputMethodDict();
if ( mode == Normal ) {
inputMethodDict->remove
( w );
}
else {
inputMethodDict->insert( w, ( void* ) mode );
}
}
class HackDialog : public QDialog
{
public:
void acceptIt()
{
accept();
}
void rejectIt()
{
reject();
}
};
void QPEApplication::mapToDefaultAction( QWSKeyEvent * ke, int key )
{
// specialised actions for certain widgets. May want to
// add more stuff here.
if ( activePopupWidget() && activePopupWidget() ->inherits( "QListBox" )
&& activePopupWidget() ->parentWidget()
&& activePopupWidget() ->parentWidget() ->inherits( "QComboBox" ) )
key = Qt::Key_Return;
if ( activePopupWidget() && activePopupWidget() ->inherits( "QPopupMenu" ) )
key = Qt::Key_Return;
#ifdef QWS
ke->simpleData.keycode = key;
#endif
}
/*!
\internal
*/
#ifdef QWS
bool QPEApplication::qwsEventFilter( QWSEvent * e )
{
if ( !d->notbusysent && e->type == QWSEvent::Focus ) {
if ( qApp->type() != QApplication::GuiServer ) {
QCopEnvelope e( "QPE/System", "notBusy(QString)" );
e << d->appName;
}
d->notbusysent = TRUE;
}
if ( type() == GuiServer ) {
switch ( e->type ) {
case QWSEvent::Mouse:
if ( e->asMouse() ->simpleData.state && !QWidget::find( e->window() ) )
emit clientMoused();
break;
default:
break;
}
}
if ( e->type == QWSEvent::Key ) {
QWSKeyEvent *ke = ( QWSKeyEvent * ) e;
if ( ke->simpleData.keycode == Qt::Key_F33 ) {
// Use special "OK" key to press "OK" on top level widgets
QWidget * active = activeWindow();
QWidget *popup = 0;
if ( active && active->isPopup() ) {
popup = active;
active = active->parentWidget();
}
if ( active && ( int ) active->winId() == ke->simpleData.window &&
!active->testWFlags( WStyle_Customize | WType_Popup | WType_Desktop ) ) {
if ( ke->simpleData.is_press ) {
if ( popup )
popup->close();
if ( active->inherits( "QDialog" ) ) {
HackDialog * d = ( HackDialog * ) active;
d->acceptIt();
return TRUE;
}
else if ( ( ( HackWidget * ) active ) ->needsOk() ) {
QSignal s;
s.connect( active, SLOT( accept() ) );
s.activate();
}
else {
// do the same as with the select key: Map to the default action of the widget:
mapToDefaultAction( ke, Qt::Key_Return );
}
}
}
}
else if ( ke->simpleData.keycode == Qt::Key_F30 ) {
// Use special "select" key to do whatever default action a widget has
mapToDefaultAction( ke, Qt::Key_Space );
}
else if ( ke->simpleData.keycode == Qt::Key_Escape &&
ke->simpleData.is_press ) {
// Escape key closes app if focus on toplevel
QWidget * active = activeWindow();
if ( active && active->testWFlags( WType_TopLevel ) &&
( int ) active->winId() == ke->simpleData.window &&
!active->testWFlags( WStyle_Dialog | WStyle_Customize | WType_Popup | WType_Desktop ) ) {
if ( active->inherits( "QDialog" ) ) {
HackDialog * d = ( HackDialog * ) active;
d->rejectIt();
return TRUE;
} else /*if ( strcmp( argv() [ 0 ], "embeddedkonsole" ) != 0 )*/ {
active->close();
}
}
}
else if ( ke->simpleData.keycode >= Qt::Key_F1 && ke->simpleData.keycode <= Qt::Key_F29 ) {
// this should be if ( ODevice::inst ( )-> buttonForKeycode ( ... ))
// but we cannot access libopie function within libqpe :(
QWidget * active = activeWindow ( );
if ( active && ((int) active-> winId ( ) == ke-> simpleData.window )) {
if ( d-> kbgrabbed ) { // we grabbed the keyboard
QChar ch ( ke-> simpleData.unicode );
QKeyEvent qke ( ke-> simpleData. is_press ? QEvent::KeyPress : QEvent::KeyRelease,
ke-> simpleData.keycode,
ch. latin1 ( ),
ke-> simpleData.modifiers,
QString ( ch ),
ke-> simpleData.is_auto_repeat, 1 );
QObject *which = QWidget::keyboardGrabber ( );
if ( !which )
which = QApplication::focusWidget ( );
if ( !which )
which = QApplication::activeWindow ( );
if ( !which )
which = qApp;
QApplication::sendEvent ( which, &qke );
}
else { // we didn't grab the keyboard, so send the event to the launcher
QCopEnvelope e ( "QPE/Launcher", "deviceButton(int,int,int)" );
e << int( ke-> simpleData.keycode ) << int( ke-> simpleData. is_press ) << int( ke-> simpleData.is_auto_repeat );
}
}
return true;
}
}
if ( e->type == QWSEvent::Focus ) {
QWSFocusEvent * fe = ( QWSFocusEvent* ) e;
if ( !fe->simpleData.get_focus ) {
QWidget * active = activeWindow();
while ( active && active->isPopup() ) {
active->close();
active = activeWindow();
}
}
else {
// make sure our modal widget is ALWAYS on top
QWidget *topm = activeModalWidget();
if ( topm && static_cast<int>( topm->winId() ) != fe->simpleData.window) {
topm->raise();
}
}
if ( fe->simpleData.get_focus && inputMethodDict ) {
InputMethodHint m = inputMethodHint( QWidget::find( e->window() ) );
if ( m == AlwaysOff )
Global::hideInputMethod();
if ( m == AlwaysOn )
Global::showInputMethod();
}
}
return QApplication::qwsEventFilter( e );
}
#endif
/*!
Destroys the QPEApplication.
*/
QPEApplication::~QPEApplication()
{
ungrabKeyboard();
#if defined(Q_WS_QWS) && !defined(QT_NO_COP)
// Need to delete QCopChannels early, since the display will
// be gone by the time we get to ~QObject().
delete sysChannel;
delete pidChannel;
#endif
#ifdef OPIE_WITHROHFEEDBACK
if( d->RoH )
delete d->RoH;
#endif
delete d;
}
/*!
Returns <tt>$OPIEDIR/</tt>.
*/
QString QPEApplication::qpeDir()
{
QString base, dir;
if (getenv( "OPIEDIR" ))
base = QString(getenv("OPIEDIR")).stripWhiteSpace();
if ( !base.isNull() && (base.length() > 0 )){
#ifdef Q_OS_WIN32
QString temp(base);
if (temp[(int)temp.length()-1] != QDir::separator())
temp.append(QDir::separator());
dir = temp;
#else
dir = QString( base ) + "/";
#endif
}else{
dir = QString( ".." ) + QDir::separator();
}
return dir;
}
/*!
Returns the user's current Document directory. There is a trailing "/".
.. well, it does now,, and there's no trailing '/'
*/
QString QPEApplication::documentDir()
{
const char* base = getenv( "HOME");
if ( base )
return QString( base ) + "/Documents";
return QString( "../Documents" );
}
static int deforient = -1;
/*!
\internal
*/
int QPEApplication::defaultRotation()
{
if ( deforient < 0 ) {
QString d = getenv( "QWS_DISPLAY" );
if ( d.contains( "Rot90" ) ) {
deforient = 90;
}
else if ( d.contains( "Rot180" ) ) {
deforient = 180;
}
else if ( d.contains( "Rot270" ) ) {
deforient = 270;
}
else {
deforient = 0;
}
}
return deforient;
}
/*!
\internal
*/
void QPEApplication::setDefaultRotation( int r )
{
if ( qApp->type() == GuiServer ) {
deforient = r;
int j = 0;
QCString old = getenv( "QWS_DISPLAY" ) ? getenv( "QWS_DISPLAY" ) : "Transformed";
QString driver( old.left( ( ( j = old.find( ':' ) ) >= 0 ) ? j : old.size() ).data() );
setenv( "QWS_DISPLAY", QString( "%1:Rot%2:0" ).arg(driver).arg( r ).latin1(), 1 );
Config config("qpe");
config.setGroup( "Rotation" );
config.writeEntry( "Rot", r );
}
else {
#ifndef QT_NO_COP
{ QCopEnvelope e( "QPE/System", "setDefaultRotation(int)" );
e << r;
}
#endif
}
}
#include <qgfx_qws.h>
#include <qwindowsystem_qws.h>
#if QT_VERSION > 236
extern void qws_clearLoadedFonts();
#endif
void QPEApplication::setCurrentMode( int x, int y, int depth )
{
// Reset the caches
#if QT_VERSION > 236
qws_clearLoadedFonts();
#endif
QPixmapCache::clear();
// Change the screen mode
qt_screen->setMode(x, y, depth);
if ( qApp->type() == GuiServer ) {
#if QT_VERSION > 236
// Reconfigure the GuiServer
qwsServer->beginDisplayReconfigure();
qwsServer->endDisplayReconfigure();
#endif
// Get all the running apps to reset
QCopEnvelope env( "QPE/System", "reset()" );
}
}
void QPEApplication::reset() {
// Reconnect to the screen
qt_screen->disconnect();
qt_screen->connect( QString::null );
// Redraw everything
applyStyle();
}
#if (QT_VERSION < 238) && defined Q_OS_MACX
bool qt_left_hand_scrollbars = false;
#else
extern bool qt_left_hand_scrollbars QPE_WEAK_SYMBOL;
#endif
/*!
\internal
*/
void QPEApplication::applyStyle()
{
Config config( "qpe" );
config.setGroup( "Appearance" );
#if QT_VERSION > 233
// Widget style
QString style = config.readEntry( "Style", "FlatStyle" );
internalSetStyle ( style );
// Colors - from /etc/colors/Liquid.scheme
QColor bgcolor( config.readEntry( "Background", "#E0E0E0" ) );
QColor btncolor( config.readEntry( "Button", "#96c8fa" ) );
QPalette pal( btncolor, bgcolor );
QString color = config.readEntry( "Highlight", "#73adef" );
pal.setColor( QColorGroup::Highlight, QColor( color ) );
color = config.readEntry( "HighlightedText", "#FFFFFF" );
pal.setColor( QColorGroup::HighlightedText, QColor( color ) );
color = config.readEntry( "Text", "#000000" );
pal.setColor( QColorGroup::Text, QColor( color ) );
color = config.readEntry( "ButtonText", "#000000" );
pal.setColor( QPalette::Active, QColorGroup::ButtonText, QColor( color ) );
color = config.readEntry( "Base", "#FFFFFF" );
pal.setColor( QColorGroup::Base, QColor( color ) );
pal.setColor( QPalette::Disabled, QColorGroup::Text,
pal.color( QPalette::Active, QColorGroup::Background ).dark() );
setPalette( pal, TRUE );
// Set the ScrollBar on the 'right' side but only if the weak symbol is present
if (&qt_left_hand_scrollbars )
qt_left_hand_scrollbars = config.readBoolEntry( "LeftHand", false );
// Window Decoration
QString dec = config.readEntry( "Decoration", "Flat" );
if ( dec != d->decorationName ) {
qwsSetDecoration( new QPEDecoration( dec ) );
d->decorationName = dec;
}
// Font
QString ff = config.readEntry( "FontFamily", font().family() );
int fs = config.readNumEntry( "FontSize", font().pointSize() );
setFont ( QFont ( ff, fs ), true );
#endif
}
void QPEApplication::systemMessage( const QCString& msg, const QByteArray& data )
{
#ifdef Q_WS_QWS
QDataStream stream( data, IO_ReadOnly );
if ( msg == "applyStyle()" ) {
applyStyle();
}
else if ( msg == "toggleApplicationMenu()" ) {
QWidget *active = activeWindow ( );
if ( active ) {
QPEMenuToolFocusManager *man = QPEMenuToolFocusManager::manager ( );
bool oldactive = man-> isActive ( );
man-> setActive( !man-> isActive() );
if ( !oldactive && !man-> isActive ( )) { // no menubar to toggle -> try O-Menu
QCopEnvelope e ( "QPE/TaskBar", "toggleStartMenu()" );
}
}
}
else if ( msg == "setDefaultRotation(int)" ) {
if ( type() == GuiServer ) {
int r;
stream >> r;
setDefaultRotation( r );
}
}
else if ( msg == "setCurrentMode(int,int,int)" ) { // Added: 2003-06-11 by Tim Ansell <mithro@mithis.net>
if ( type() == GuiServer ) {
int x, y, depth;
stream >> x;
stream >> y;
stream >> depth;
setCurrentMode( x, y, depth );
}
}
else if ( msg == "reset()" ) {
if ( type() != GuiServer )
reset();
}
else if ( msg == "setCurrentRotation(int)" ) {
int r;
stream >> r;
setCurrentRotation( r );
}
else if ( msg == "shutdown()" ) {
if ( type() == GuiServer )
shutdown();
}
else if ( msg == "quit()" ) {
if ( type() != GuiServer )
tryQuit();
}
else if ( msg == "forceQuit()" ) {
if ( type() != GuiServer )
quit();
}
else if ( msg == "restart()" ) {
if ( type() == GuiServer )
restart();
}
else if ( msg == "language(QString)" ) {
if ( type() == GuiServer ) {
QString l;
stream >> l;
QString cl = getenv( "LANG" );
if ( cl != l ) {
if ( l.isNull() )
unsetenv( "LANG" );
else
setenv( "LANG", l.latin1(), 1 );
restart();
}
}
}
else if ( msg == "timeChange(QString)" ) {
QString t;
stream >> t;
if ( t.isNull() )
unsetenv( "TZ" );
else
setenv( "TZ", t.latin1(), 1 );
// emit the signal so everyone else knows...
emit timeChanged();
}
else if ( msg == "addAlarm(QDateTime,QCString,QCString,int)" ) {
if ( type() == GuiServer ) {
QDateTime when;
QCString channel, message;
int data;
stream >> when >> channel >> message >> data;
AlarmServer::addAlarm( when, channel, message, data );
}
}
else if ( msg == "deleteAlarm(QDateTime,QCString,QCString,int)" ) {
if ( type() == GuiServer ) {
QDateTime when;
QCString channel, message;
int data;
stream >> when >> channel >> message >> data;
AlarmServer::deleteAlarm( when, channel, message, data );
}
}
else if ( msg == "clockChange(bool)" ) {
int tmp;
stream >> tmp;
emit clockChanged( tmp );
}
else if ( msg == "weekChange(bool)" ) {
int tmp;
stream >> tmp;
emit weekChanged( tmp );
}
else if ( msg == "setDateFormat(DateFormat)" ) {
DateFormat tmp;
stream >> tmp;
emit dateFormatChanged( tmp );
}
else if ( msg == "setVolume(int,int)" ) {
int t, v;
stream >> t >> v;
setVolume( t, v );
emit volumeChanged( muted );
}
else if ( msg == "volumeChange(bool)" ) {
stream >> muted;
setVolume();
emit volumeChanged( muted );
}
else if ( msg == "setMic(int,int)" ) { // Added: 2002-02-08 by Jeremy Cowgar <jc@cowgar.com>
int t, v;
stream >> t >> v;
setMic( t, v );
emit micChanged( micMuted );
}
else if ( msg == "micChange(bool)" ) { // Added: 2002-02-08 by Jeremy Cowgar <jc@cowgar.com>
stream >> micMuted;
setMic();
emit micChanged( micMuted );
}
else if ( msg == "setBass(int,int)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
int t, v;
stream >> t >> v;
setBass( t, v );
}
else if ( msg == "bassChange(bool)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
setBass();
}
else if ( msg == "setTreble(int,int)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
int t, v;
stream >> t >> v;
setTreble( t, v );
}
else if ( msg == "trebleChange(bool)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
setTreble();
} else if ( msg == "getMarkedText()" ) {
if ( type() == GuiServer ) {
const ushort unicode = 'C'-'@';
const int scan = Key_C;
qwsServer->processKeyEvent( unicode, scan, ControlButton, TRUE, FALSE );
qwsServer->processKeyEvent( unicode, scan, ControlButton, FALSE, FALSE );
}
} else if ( msg == "newChannel(QString)") {
QString myChannel = "QPE/Application/" + d->appName;
QString channel;
stream >> channel;
if (channel == myChannel) {
processQCopFile();
d->sendQCopQ();
}
}
#endif
}
/*!
\internal
*/
bool QPEApplication::raiseAppropriateWindow()
{
bool r=FALSE;
// 1. Raise the main widget
QWidget *top = d->qpe_main_widget;
if ( !top ) top = mainWidget();
if ( top && d->keep_running ) {
if ( top->isVisible() )
r = TRUE;
else if (d->preloaded) {
// We are preloaded and not visible.. pretend we just started..
#ifndef QT_NO_COP
QCopEnvelope e("QPE/System", "fastAppShowing(QString)");
e << d->appName;
#endif
}
d->show_mx(top,d->nomaximize, d->appName);
top->raise();
}
QWidget *topm = activeModalWidget();
// 2. Raise any parentless widgets (except top and topm, as they
// are raised before and after this loop). Order from most
// recently raised as deepest to least recently as top, so
// that repeated calls cycle through widgets.
QWidgetList *list = topLevelWidgets();
if ( list ) {
bool foundlast = FALSE;
QWidget* topsub = 0;
if ( d->lastraised ) {
for (QWidget* w = list->first(); w; w = list->next()) {
if ( !w->parentWidget() && w != topm && w->isVisible() && !w->isDesktop() ) {
if ( w == d->lastraised )
foundlast = TRUE;
if ( foundlast ) {
w->raise();
topsub = w;
}
}
}
}
for (QWidget* w = list->first(); w; w = list->next()) {
if ( !w->parentWidget() && w != topm && w->isVisible() && !w->isDesktop() ) {
if ( w == d->lastraised )
break;
w->raise();
topsub = w;
}
}
d->lastraised = topsub;
delete list;
}
// 3. Raise the active modal widget.
if ( topm ) {
topm->show();
topm->raise();
// If we haven't already handled the fastAppShowing message
if (!top && d->preloaded) {
#ifndef QT_NO_COP
QCopEnvelope e("QPE/System", "fastAppShowing(QString)");
e << d->appName;
#endif
}
r = FALSE;
}
return r;
}
void QPEApplication::pidMessage( const QCString& msg, const QByteArray& data)
{
#ifdef Q_WS_QWS
if ( msg == "quit()" ) {
tryQuit();
}
else if ( msg == "quitIfInvisible()" ) {
if ( d->qpe_main_widget && !d->qpe_main_widget->isVisible() )
quit();
}
else if ( msg == "close()" ) {
hideOrQuit();
}
else if ( msg == "disablePreload()" ) {
d->preloaded = FALSE;
d->keep_running = TRUE;
/* so that quit will quit */
}
else if ( msg == "enablePreload()" ) {
if (d->qpe_main_widget)
d->preloaded = TRUE;
d->keep_running = TRUE;
/* so next quit won't quit */
}
else if ( msg == "raise()" ) {
d->keep_running = TRUE;
d->notbusysent = FALSE;
raiseAppropriateWindow();
// Tell the system we're still chugging along...
QCopEnvelope e("QPE/System", "appRaised(QString)");
e << d->appName;
}
else if ( msg == "flush()" ) {
emit flush();
// we need to tell the desktop
QCopEnvelope e( "QPE/Desktop", "flushDone(QString)" );
e << d->appName;
}
else if ( msg == "reload()" ) {
emit reload();
}
else if ( msg == "setDocument(QString)" ) {
d->keep_running = TRUE;
QDataStream stream( data, IO_ReadOnly );
QString doc;
stream >> doc;
QWidget *mw = mainWidget();
if ( !mw )
mw = d->qpe_main_widget;
if ( mw )
Global::setDocument( mw, doc );
} else if ( msg == "QPEProcessQCop()" ) {
processQCopFile();
d->sendQCopQ();
}else
{
bool p = d->keep_running;
d->keep_running = FALSE;
emit appMessage( msg, data);
if ( d->keep_running ) {
d->notbusysent = FALSE;
raiseAppropriateWindow();
if ( !p ) {
// Tell the system we're still chugging along...
#ifndef QT_NO_COP
QCopEnvelope e("QPE/System", "appRaised(QString)");
e << d->appName;
#endif
}
}
if ( p )
d->keep_running = p;
}
#endif
}
/*!
Sets widget \a mw as the mainWidget() and shows it. For small windows,
consider passing TRUE for \a nomaximize rather than the default FALSE.
\sa showMainDocumentWidget()
*/
void QPEApplication::showMainWidget( QWidget* mw, bool nomaximize )
{
// setMainWidget(mw); this breaks FastLoading because lastWindowClose() would quit
d->show(mw, nomaximize );
}
/*!
Sets widget \a mw as the mainWidget() and shows it. For small windows,
consider passing TRUE for \a nomaximize rather than the default FALSE.
This calls designates the application as
a \link docwidget.html document-oriented\endlink application.
The \a mw widget \e must have this slot: setDocument(const QString&).
\sa showMainWidget()
*/
void QPEApplication::showMainDocumentWidget( QWidget* mw, bool nomaximize )
{
- if ( mw && argc() == 2 )
- Global::setDocument( mw, QString::fromUtf8(argv()[1]) );
+ if ( mw ) {
+ if ( argc() == 2 )
+ Global::setDocument( mw, QString::fromUtf8(argv()[1]) );
-
-// setMainWidget(mw); see above
- d->show(mw, nomaximize );
+ d->show(mw, nomaximize );
+ }
}
/*!
If an application is started via a \link qcop.html QCop\endlink
message, the application will process the \link qcop.html
QCop\endlink message and then quit. If the application calls this
function while processing a \link qcop.html QCop\endlink message,
after processing its outstanding \link qcop.html QCop\endlink
messages the application will start 'properly' and show itself.
\sa keepRunning()
*/
void QPEApplication::setKeepRunning()
{
if ( qApp && qApp->inherits( "QPEApplication" ) ) {
QPEApplication * qpeApp = ( QPEApplication* ) qApp;
qpeApp->d->keep_running = TRUE;
}
}
/*!
Returns TRUE if the application will quit after processing the
current list of qcop messages; otherwise returns FALSE.
\sa setKeepRunning()
*/
bool QPEApplication::keepRunning() const
{
return d->keep_running;
}
/*!
\internal
*/
void QPEApplication::internalSetStyle( const QString &style )
{
#if QT_VERSION >= 0x030000
if ( style == "QPE" ) {
setStyle( new QPEStyle );
}
else {
QStyle *s = QStyleFactory::create( style );
if ( s )
setStyle( s );
}
#else
if ( style == "Windows" ) {
setStyle( new QWindowsStyle );
}
else if ( style == "QPE" ) {
setStyle( new QPEStyle );
}
else if ( style == "Light" ) {
setStyle( new LightStyle );
}
#ifndef QT_NO_STYLE_PLATINUM
else if ( style == "Platinum" ) {
setStyle( new QPlatinumStyle );
}
#endif
#ifndef QT_NO_STYLE_MOTIF
else if ( style == "Motif" ) {
setStyle( new QMotifStyle );
}
#endif
#ifndef QT_NO_STYLE_MOTIFPLUS
else if ( style == "MotifPlus" ) {
setStyle( new QMotifPlusStyle );
}
#endif
else {
QStyle *sty = 0;
QString path = QPEApplication::qpeDir ( ) + "plugins/styles/";
#ifdef Q_OS_MACX
if ( style. find ( ".dylib" ) > 0 )
path += style;
else
path = path + "lib" + style. lower ( ) + ".dylib"; // compatibility
#else
if ( style. find ( ".so" ) > 0 )
path += style;
else
path = path + "lib" + style. lower ( ) + ".so"; // compatibility
#endif
static QLibrary *lastlib = 0;
static StyleInterface *lastiface = 0;
QLibrary *lib = new QLibrary ( path );
StyleInterface *iface = 0;
if (( lib-> queryInterface ( IID_Style, ( QUnknownInterface ** ) &iface ) == QS_OK ) && iface )
sty = iface-> style ( );
if ( sty ) {
setStyle ( sty );
if ( lastiface )
lastiface-> release ( );
lastiface = iface;
if ( lastlib ) {
lastlib-> unload ( );
delete lastlib;
}
lastlib = lib;
}
else {
if ( iface )
iface-> release ( );
delete lib;
setStyle ( new LightStyle ( ));
}
}
#endif
}
/*!
\internal
*/
void QPEApplication::prepareForTermination( bool willrestart )
{
if ( willrestart ) {
QLabel *lblWait = new QLabel( tr( "Please wait..." ), 0, "wait hack", QWidget::WStyle_Customize |
QWidget::WStyle_NoBorder | QWidget::WStyle_Tool );
lblWait->setAlignment( QWidget::AlignCenter );
lblWait->show();
lblWait->showMaximized();
}
{ QCopEnvelope envelope( "QPE/System", "forceQuit()" );
}
processEvents(); // ensure the message goes out.
}
/*!
\internal
*/
void QPEApplication::shutdown()
{
// Implement in server's QPEApplication subclass
}
/*!
\internal
*/
void QPEApplication::restart()
{
// Implement in server's QPEApplication subclass
}
static QPtrDict<void>* stylusDict = 0;
static void createDict()
{
if ( !stylusDict )
stylusDict = new QPtrDict<void>;
}
/*!
Returns the current StylusMode for widget \a w.
\sa setStylusOperation() StylusMode
*/
QPEApplication::StylusMode QPEApplication::stylusOperation( QWidget* w )
{
if ( stylusDict )
return ( StylusMode ) ( int ) stylusDict->find( w );
return LeftOnly;
}
/*!
\enum QPEApplication::StylusMode
\value LeftOnly the stylus only generates LeftButton
events (the default).
\value RightOnHold the stylus generates RightButton events
if the user uses the press-and-hold gesture.
\sa setStylusOperation() stylusOperation()
*/
/*!
Causes widget \a w to receive mouse events according to the stylus
\a mode.
\sa stylusOperation() StylusMode
*/
void QPEApplication::setStylusOperation( QWidget * w, StylusMode mode )
{
createDict();
if ( mode == LeftOnly ) {
stylusDict->remove
( w );
w->removeEventFilter( qApp );
}
else {
stylusDict->insert( w, ( void* ) mode );
connect( w, SIGNAL( destroyed() ), qApp, SLOT( removeSenderFromStylusDict() ) );
w->installEventFilter( qApp );
}
}
/*!
\reimp
*/
bool QPEApplication::eventFilter( QObject *o, QEvent *e )
{
if ( !o->isWidgetType() )
return FALSE;
if ( stylusDict && e->type() >= QEvent::MouseButtonPress && e->type() <= QEvent::MouseMove ) {
QMouseEvent * me = ( QMouseEvent* ) e;
StylusMode mode = (StylusMode)(int)stylusDict->find(o);
switch (mode) {
case RightOnHold:
switch ( me->type() ) {
case QEvent::MouseButtonPress:
if ( me->button() == LeftButton ) {
static long Pref = 500; // #### pref.
d->presswidget = (QWidget*)o;
d->presspos = me->pos();
d->rightpressed = FALSE;
#ifdef OPIE_WITHROHFEEDBACK
if( ! d->RoH )
d->RoH = new Opie::Internal::RoHFeedback;
d->RoH->init( me->globalPos(), d->presswidget );
Pref = d->RoH->delay();
#endif
if (!d->presstimer )
d->presstimer = startTimer( Pref ); // #### pref.
}
break;
case QEvent::MouseMove:
if (d->presstimer && (me->pos() - d->presspos).manhattanLength() > 8) {
killTimer(d->presstimer);
#ifdef OPIE_WITHROHFEEDBACK
d->RoH->stop();
#endif
d->presstimer = 0;
}
break;
case QEvent::MouseButtonRelease:
if ( me->button() == LeftButton ) {
if ( d->presstimer ) {
killTimer(d->presstimer);
#ifdef OPIE_WITHROHFEEDBACK
d->RoH->stop( );
#endif
d->presstimer = 0;
}
if ( d->rightpressed && d->presswidget ) {
printf( "Send ButtonRelease\n" );
// Right released
postEvent( d->presswidget,
new QMouseEvent( QEvent::MouseButtonRelease, me->pos(),
RightButton, LeftButton + RightButton ) );
// Left released, off-widget
postEvent( d->presswidget,
new QMouseEvent( QEvent::MouseMove, QPoint( -1, -1),
LeftButton, LeftButton ) );
postEvent( d->presswidget,
new QMouseEvent( QEvent::MouseButtonRelease, QPoint( -1, -1),
LeftButton, LeftButton ) );
d->rightpressed = FALSE;
return TRUE; // don't send the real Left release
}
}
break;
default:
break;
}
break;
default:
;
}
}
else if ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease ) {
QKeyEvent *ke = (QKeyEvent *)e;
if ( ke->key() == Key_Enter ) {
if ( o->isA( "QRadioButton" ) || o->isA( "QCheckBox" ) ) {
postEvent( o, new QKeyEvent( e->type(), Key_Space, ' ',
ke->state(), " ", ke->isAutoRepeat(), ke->count() ) );
return TRUE;
}
}
}
return FALSE;
}
/*!
\reimp
*/
void QPEApplication::timerEvent( QTimerEvent *e )
{
if ( e->timerId() == d->presstimer && d->presswidget ) {
// Right pressed
postEvent( d->presswidget,
new QMouseEvent( QEvent::MouseButtonPress, d->presspos,
RightButton, LeftButton ) );
killTimer( d->presstimer );
d->presstimer = 0;
d->rightpressed = TRUE;
#ifdef OPIE_WITHROHFEEDBACK
d->RoH->stop();
#endif
}
}
void QPEApplication::removeSenderFromStylusDict()
{
stylusDict->remove
( ( void* ) sender() );
if ( d->presswidget == sender() )
d->presswidget = 0;
}
/*!
\internal
*/
bool QPEApplication::keyboardGrabbed() const
{
return d->kbgrabbed;
}
/*!
Reverses the effect of grabKeyboard(). This is called automatically
on program exit.
*/
void QPEApplication::ungrabKeyboard()
{
((QPEApplication *) qApp )-> d-> kbgrabbed = false;
}
/*!
Grabs the physical keyboard keys, e.g. the application's launching
keys. Instead of launching applications when these keys are pressed
the signals emitted are sent to this application instead. Some games
programs take over the launch keys in this way to make interaction
easier.
\sa ungrabKeyboard()
*/
void QPEApplication::grabKeyboard()
{
((QPEApplication *) qApp )-> d-> kbgrabbed = true;
}
/*!
\reimp
*/
int QPEApplication::exec()
{
d->qcopQok = true;
#ifndef QT_NO_COP
d->sendQCopQ();
if ( !d->keep_running )
processEvents(); // we may have received QCop messages in the meantime.
#endif
if ( d->keep_running )
//|| d->qpe_main_widget && d->qpe_main_widget->isVisible() )
return QApplication::exec();
#ifndef QT_NO_COP
{
QCopEnvelope e( "QPE/System", "closing(QString)" );
e << d->appName;
}
#endif
processEvents();
return 0;
}
/*!
\internal
External request for application to quit. Quits if possible without
loosing state.
*/
void QPEApplication::tryQuit()
{
if ( activeModalWidget() )
return ; // Inside modal loop or konsole. Too hard to save state.
#ifndef QT_NO_COP
{
QCopEnvelope e( "QPE/System", "closing(QString)" );
e << d->appName;
}
#endif
if ( d->keep_running )
d->store_widget_rect(d->qpe_main_widget, d->appName);
processEvents();
quit();
}
/*!
\internal
User initiated quit. Makes the window 'Go Away'. If preloaded this means
hiding the window. If not it means quitting the application.
As this is user initiated we don't need to check state.
*/
void QPEApplication::hideOrQuit()
{
if ( d->keep_running )
d->store_widget_rect(d->qpe_main_widget, d->appName);
processEvents();
// If we are a preloaded application we don't actually quit, so emit
// a System message indicating we're quasi-closing.
if ( d->preloaded && d->qpe_main_widget )
#ifndef QT_NO_COP
{
QCopEnvelope e("QPE/System", "fastAppHiding(QString)" );
e << d->appName;
d->qpe_main_widget->hide();
}
#endif
else
quit();
}
bool QPEApplication::isSaveWindowsPos()
{
return saveWindowsPos;
}
#if (__GNUC__ > 2 ) && !defined(_OS_MACX_)
extern "C" void __cxa_pure_virtual();
void __cxa_pure_virtual()
{
fprintf( stderr, "Pure virtual called\n");
abort();
}
#endif
#if defined(OPIE_NEW_MALLOC)
// The libraries with the skiff package (and possibly others) have
// completely useless implementations of builtin new and delete that
// use about 50% of your CPU. Here we revert to the simple libc
// functions.
void* operator new[]( size_t size )
{
return malloc( size );
}
void* operator new( size_t size )
{
return malloc( size );
}
void operator delete[]( void* p )
{
if ( p )
free( p );
}
void operator delete[]( void* p, size_t /*size*/ )
{
if ( p )
free( p );
}
void operator delete( void* p )
{
if ( p )
free( p );
}
void operator delete( void* p, size_t /*size*/ )
{
if ( p )
free( p );
}
#endif
#if ( QT_VERSION <= 230 ) && !defined(SINGLE_APP)
#include <qwidgetlist.h>
#ifdef QWS
#include <qgfx_qws.h>
extern QRect qt_maxWindowRect;
void qt_setMaxWindowRect(const QRect& r )
{
qt_maxWindowRect = qt_screen->mapFromDevice( r,
qt_screen->mapToDevice( QSize( qt_screen->width(), qt_screen->height() ) ) );
// Re-resize any maximized windows
QWidgetList* l = QApplication::topLevelWidgets();
if ( l ) {
QWidget * w = l->first();
while ( w ) {
if ( w->isVisible() && w->isMaximized() ) {
w->showMaximized();
}
w = l->next();
}
delete l;
}
}
#endif
#endif