void QWidget::updateRequestedRegion( const QPoint &gpos )
{
if ( !isTopLevel() ) {
if ( !testWState( WState_Visible ) || testWState(WState_ForceHide) ) {
req_region = QRegion();
} else {
req_region = QRect(gpos,crect.size());
if ( extra && !extra->mask.isNull() ) {
QRegion maskr = extra->mask;
maskr.translate( gpos.x(), gpos.y() );
req_region &= maskr;
}
req_region = qt_screen->mapToDevice( req_region, QSize(qt_screen->width(), qt_screen->height()) );
}
}
const QObjectList *c = children();
if ( c ) {
QObjectListIt it(*c);
QObject* ch;
while ((ch=it.current())) {
++it;
if ( ch->isWidgetType() && !((QWidget*)ch)->isTopLevel() ) {
QWidget *w = (QWidget *)ch;
w->updateRequestedRegion( gpos + w->pos() );
}
}
}
}
/*!
Change the alignment
\param alignment New alignment
\sa QwtScaleWidget::alignment
*/
void QwtScaleWidget::setAlignment(QwtScaleDraw::Alignment alignment)
{
#if QT_VERSION >= 0x040000
if ( !testAttribute(Qt::WA_WState_OwnSizePolicy) )
#else
if ( !testWState( WState_OwnSizePolicy ) )
#endif
{
QSizePolicy policy(QSizePolicy::MinimumExpanding,
QSizePolicy::Fixed);
if ( d_data->scaleDraw->orientation() == Qt::Vertical )
policy.transpose();
setSizePolicy(policy);
#if QT_VERSION >= 0x040000
setAttribute(Qt::WA_WState_OwnSizePolicy, false);
#else
clearWState( WState_OwnSizePolicy );
#endif
}
if (d_data->scaleDraw)
d_data->scaleDraw->setAlignment(alignment);
layoutScale();
}
/*!
\brief Set the wheel's orientation.
\param o Orientation. Allowed values are
Qt::Horizontal and Qt::Vertical.
Defaults to Qt::Horizontal.
\sa QwtAbstractSlider::orientation()
*/
void QwtWheel::setOrientation(Qt::Orientation o)
{
if ( orientation() == o )
return;
#if QT_VERSION >= 0x040000
if ( !testAttribute(Qt::WA_WState_OwnSizePolicy) )
#else
if ( !testWState( WState_OwnSizePolicy ) )
#endif
{
QSizePolicy sp = sizePolicy();
sp.transpose();
setSizePolicy(sp);
#if QT_VERSION >= 0x040000
setAttribute(Qt::WA_WState_OwnSizePolicy, false);
#else
clearWState( WState_OwnSizePolicy );
#endif
}
QwtAbstractSlider::setOrientation(o);
layoutWheel();
}
QSplitterLayoutStruct *QSplitter::addWidget( QWidget *w, bool first )
{
QSplitterLayoutStruct *s;
QSplitterHandle *newHandle = 0;
if ( data->list.count() > 0 ) {
s = new QSplitterLayoutStruct;
s->mode = KeepSize;
newHandle = new QSplitterHandle( orientation(), this );
s->wid = newHandle;
newHandle->setId(data->list.count());
s->isSplitter = TRUE;
s->sizer = pick( newHandle->sizeHint() );
if ( first )
data->list.insert( 0, s );
else
data->list.append( s );
}
s = new QSplitterLayoutStruct;
s->mode = Stretch;
s->wid = w;
if ( !testWState( WState_Resized ) && w->sizeHint().isValid() )
s->sizer = pick( w->sizeHint() );
else
s->sizer = pick( w->size() );
s->isSplitter = FALSE;
if ( first )
data->list.insert( 0, s );
else
data->list.append( s );
if ( newHandle && isVisible() )
newHandle->show(); //will trigger sending of post events
return s;
}
void QWidget::setAcceptDrops( bool on )
{
if ( testWState(WState_DND) != on ) {
if ( 1/*XXX qt_xdnd_enable( this, on )*/ ) {
if ( on )
setWState(WState_DND);
else
clearWState(WState_DND);
}
}
}
QValueList<int> QSplitter::sizes() const
{
if ( !testWState(WState_Polished) ) {
QWidget* that = (QWidget*) this;
that->polish();
}
QValueList<int> list;
QSplitterLayoutStruct *s = data->list.first();
while ( s ) {
if ( !s->isSplitter )
list.append( s->sizer );
s = data->list.next();
}
return list;
}
/*!
\brief Set the thermometer orientation and the scale position.
The scale position NoScale disables the scale.
\param o orientation. Possible values are Qt::Horizontal and Qt::Vertical.
The default value is Qt::Vertical.
\param s Position of the scale.
The default value is NoScale.
A valid combination of scale position and orientation is enforced:
- a horizontal thermometer can have the scale positions TopScale,
BottomScale or NoScale;
- a vertical thermometer can have the scale positions LeftScale,
RightScale or NoScale;
- an invalid scale position will default to NoScale.
\sa QwtThermo::setScalePosition()
*/
void QwtThermo::setOrientation(Qt::Orientation o, ScalePos s)
{
if ( o == d_data->orientation && s == d_data->scalePos )
return;
switch(o)
{
case Qt::Horizontal:
{
if ((s == NoScale) || (s == BottomScale) || (s == TopScale))
d_data->scalePos = s;
else
d_data->scalePos = NoScale;
break;
}
case Qt::Vertical:
{
if ((s == NoScale) || (s == LeftScale) || (s == RightScale))
d_data->scalePos = s;
else
d_data->scalePos = NoScale;
break;
}
}
if ( o != d_data->orientation )
{
#if QT_VERSION >= 0x040000
if ( !testAttribute(Qt::WA_WState_OwnSizePolicy) )
#else
if ( !testWState( WState_OwnSizePolicy ) )
#endif
{
QSizePolicy sp = sizePolicy();
sp.transpose();
setSizePolicy(sp);
#if QT_VERSION >= 0x040000
setAttribute(Qt::WA_WState_OwnSizePolicy, false);
#else
clearWState( WState_OwnSizePolicy );
#endif
}
}
d_data->orientation = o;
layoutThermo();
}
void QFrame::setFrameStyle( int style )
{
if ( !testWState( WState_OwnSizePolicy ) ) {
switch ( style & MShape ) {
case HLine:
setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Fixed );
break;
case VLine:
setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Minimum );
break;
default:
if ( (fstyle & MShape) == HLine || (fstyle & MShape) == VLine)
setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Preferred );
}
clearWState( WState_OwnSizePolicy );
}
fstyle = (short)style;
updateFrameWidth( TRUE );
}
void QWidget::destroy( bool destroyWindow, bool destroySubWindows )
{
deactivateWidgetCleanup();
if ( testWState(WState_Created) ) {
clearWState( WState_Created );
if ( children() ) {
QObjectListIt it(*children());
register QObject *obj;
while ( (obj=it.current()) ) { // destroy all widget children
++it;
if ( obj->isWidgetType() )
((QWidget*)obj)->destroy(destroySubWindows,
destroySubWindows);
}
}
releaseMouse();
if ( qt_pressGrab == this )
qt_pressGrab = 0;
#ifndef QT_NO_QWS_MANAGER
if (QWSManager::grabbedMouse() == this) {
if ( extra && extra->topextra && extra->topextra->qwsManager ) {
extra->topextra->qwsManager->releaseGrab();
}
}
#endif
if ( keyboardGrb == this )
releaseKeyboard();
if ( testWFlags(WShowModal) ) // just be sure we leave modal
qt_leave_modal( this );
else if ( testWFlags(WType_Popup) )
qApp->closePopup( this );
if ( testWFlags(WType_Desktop) ) {
} else {
if ( parentWidget() && parentWidget()->testWState(WState_Created) ) {
hideWindow();
}
if ( destroyWindow && isTopLevel() )
qwsDisplay()->destroyRegion( winId() );
}
setWinId( 0 );
}
}
/*!
\brief Set the orientation.
\param o Orientation. Allowed values are Qt::Horizontal and Qt::Vertical.
If the new orientation and the old scale position are an invalid combination,
the scale position will be set to QwtSlider::NoScale.
\sa QwtAbstractSlider::orientation()
*/
void QwtSlider::setOrientation(Qt::Orientation o)
{
if ( o == orientation() )
return;
if (o == Qt::Horizontal)
{
if ((d_data->scalePos == LeftScale) || (d_data->scalePos == RightScale))
d_data->scalePos = NoScale;
}
else // if (o == Qt::Vertical)
{
if ((d_data->scalePos == BottomScale) || (d_data->scalePos == TopScale))
d_data->scalePos = NoScale;
}
#if QT_VERSION >= 0x040000
if ( !testAttribute(Qt::WA_WState_OwnSizePolicy) )
#else
if ( !testWState( WState_OwnSizePolicy ) )
#endif
{
QSizePolicy sp = sizePolicy();
sp.transpose();
setSizePolicy(sp);
#if QT_VERSION >= 0x040000
setAttribute(Qt::WA_WState_OwnSizePolicy, false);
#else
clearWState( WState_OwnSizePolicy );
#endif
}
QwtAbstractSlider::setOrientation(o);
layoutSlider();
}
void QWidget::reparentSys( QWidget *parent, WFlags f, const QPoint &p,
bool showIt )
{
QWidget* oldtlw = topLevelWidget();
#ifndef QT_NO_CURSOR
QCursor oldcurs;
bool setcurs=testWState(WState_OwnCursor);
if ( setcurs ) {
oldcurs = cursor();
unsetCursor();
}
#endif
WId old_winid = winid;
if ( testWFlags(WType_Desktop) )
old_winid = 0;
if ( !isTopLevel() && parentWidget() && parentWidget()->testWState(WState_Created) )
hideWindow();
setWinId( 0 );
if ( parentObj != parent ) {
QWidget *oldparent = parentWidget();
if ( oldparent ) { // remove from parent
oldparent->removeChild( this );
oldparent->setChildrenAllocatedDirty();
oldparent->paintable_region_dirty = TRUE;
}
if ( parent ) { // insert into new parent
parent->insertChild( this );
parent->setChildrenAllocatedDirty();
parent->paintable_region_dirty = TRUE;
}
}
bool enable = isEnabled(); // remember status
FocusPolicy fp = focusPolicy();
QSize s = size();
//QPixmap *bgp = (QPixmap *)backgroundPixmap();
//QColor bgc = bg_col; // save colors
#ifndef QT_NO_WIDGET_TOPEXTRA
QString capt= caption();
#endif
widget_flags = f;
clearWState( WState_Created | WState_Visible | WState_ForceHide );
create();
if ( isTopLevel() || (!parent || parent->isVisible() ) )
setWState( WState_ForceHide ); // new widgets do not show up in already visible parents
/*
if ( bgp )
XSetWindowBackgroundPixmap( dpy, winid, bgp->handle() );
else
XSetWindowBackground( dpy, winid, bgc.pixel() );
*/
setGeometry( p.x(), p.y(), s.width(), s.height() );
setEnabled( enable );
setFocusPolicy( fp );
#ifndef QT_NO_WIDGET_TOPEXTRA
if ( !capt.isNull() ) {
extra->topextra->caption = QString::null;
setCaption( capt );
}
#endif
if ( showIt )
show();
if ( (int)old_winid > 0 )
qwsDisplay()->destroyRegion( old_winid );
#ifndef QT_NO_CURSOR
if ( setcurs ) {
setCursor(oldcurs);
}
#endif
reparentFocusWidgets( oldtlw ); // fix focus chains
}
void QWidget::create( WId window, bool initializeWindow, bool /*destroyOldWindow*/)
{
if ( testWState(WState_Created) && window == 0 )
return;
setWState( WState_Created ); // set created flag
if ( !parentWidget() || parentWidget()->isDesktop() )
setWFlags( WType_TopLevel ); // top-level widget
alloc_region_index = -1;
alloc_region_revision = -1;
isSettingGeometry = FALSE;
overlapping_children = -1;
bool topLevel = testWFlags(WType_TopLevel);
bool popup = testWFlags(WType_Popup);
bool dialog = testWFlags(WType_Dialog);
bool desktop = testWFlags(WType_Desktop);
WId id;
QWSDisplay* dpy = qwsDisplay();
if ( !window ) // always initialize
initializeWindow = TRUE;
if ( popup ) {
setWFlags(WStyle_Tool); // a popup is a tool window
setWFlags(WStyle_StaysOnTop); // a popup stays on top
}
if ( topLevel && parentWidget() ) {
// if our parent has WStyle_StaysOnTop, so must we
QWidget *ptl = parentWidget()->topLevelWidget();
if ( ptl && ptl->testWFlags( WStyle_StaysOnTop ) )
setWFlags(WStyle_StaysOnTop);
}
int sw = dpy->width();
int sh = dpy->height();
if ( dialog || popup || desktop ) { // these are top-level, too
topLevel = TRUE;
setWFlags( WType_TopLevel );
}
if ( desktop ) { // desktop widget
dialog = popup = FALSE; // force these flags off
crect.setRect( 0, 0, sw, sh );
} else if ( topLevel ) { // calc pos/size from screen
crect.setRect( 0, 0, sw/2, 4*sh/10 );
} else { // child widget
crect.setRect( 0, 0, 100, 30 );
}
if ( window ) { // override the old window
id = window;
setWinId( window );
} else if ( desktop ) { // desktop widget
id = (WId)-2; // id = root window
QWidget *otherDesktop = find( id ); // is there another desktop?
if ( otherDesktop && otherDesktop->testWFlags(WPaintDesktop) ) {
otherDesktop->setWinId( 0 ); // remove id from widget mapper
setWinId( id ); // make sure otherDesktop is
otherDesktop->setWinId( id ); // found first
} else {
setWinId( id );
}
} else {
id = topLevel ? dpy->takeId() : takeLocalId();
setWinId( id ); // set widget id/handle + hd
}
if ( !topLevel ) {
if ( !testWFlags(WStyle_Customize) )
setWFlags( WStyle_NormalBorder | WStyle_Title | WStyle_MinMax | WStyle_SysMenu );
} else if ( !(desktop || popup) ) {
if ( testWFlags(WStyle_Customize) ) { // customize top-level widget
if ( testWFlags(WStyle_NormalBorder) ) {
// XXX ...
} else {
if ( !testWFlags(WStyle_DialogBorder) ) {
// XXX ...
}
}
if ( testWFlags(WStyle_Tool) ) {
// XXX ...
}
} else { // normal top-level widget
setWFlags( WStyle_NormalBorder | WStyle_Title | WStyle_SysMenu |
WStyle_MinMax );
}
}
alloc_region_dirty=FALSE;
paintable_region_dirty=FALSE;
if ( !initializeWindow ) {
// do no initialization
} else if ( popup ) { // popup widget
} else if ( topLevel && !desktop ) { // top-level widget
QWidget *p = parentWidget(); // real parent
if (p)
p = p->topLevelWidget();
if ( testWFlags(WStyle_DialogBorder)
|| testWFlags(WStyle_StaysOnTop)
|| testWFlags(WStyle_Dialog)
|| testWFlags(WStyle_Tool) ) {
// XXX ...
}
// find the real client leader, i.e. a toplevel without parent
while ( p && p->parentWidget()) {
p = p->parentWidget()->topLevelWidget();
}
// XXX ...
}
if ( initializeWindow ) {
}
setWState( WState_MouseTracking );
setMouseTracking( FALSE ); // also sets event mask
if ( desktop ) {
setWState( WState_Visible );
} else if ( topLevel ) { // set X cursor
//QCursor *oc = QApplication::overrideCursor();
if ( initializeWindow ) {
//XXX XDefineCursor( dpy, winid, oc ? oc->handle() : cursor().handle() );
}
setWState( WState_OwnCursor );
#ifndef QT_NO_WIDGET_TOPEXTRA
qwsDisplay()->nameRegion( winId(), name(""), caption() );
#else
qwsDisplay()->nameRegion( winId(), name(""), QString::null );
#endif
}
if ( topLevel ) {
#if !defined(QT_NO_WIDGET_TOPEXTRA) && !defined(QT_NO_QWS_MANAGER)
createTLExtra();
#endif
#ifndef QT_NO_QWS_MANAGER
if ( testWFlags(WStyle_DialogBorder)
|| testWFlags(WStyle_NormalBorder))
{
// get size of wm decoration
QRegion r = QApplication::qwsDecoration().region(this, crect);
QRect br( r.boundingRect() );
crect.moveBy( crect.x()-br.x(), crect.y()-br.y() );
extra->topextra->fleft = crect.x()-br.x();
extra->topextra->ftop = crect.y()-br.y();
extra->topextra->fright = br.right()-crect.right();
extra->topextra->fbottom = br.bottom()-crect.bottom();
topData()->qwsManager = new QWSManager(this);
} else if ( topData()->qwsManager ) {
delete topData()->qwsManager;
topData()->qwsManager = 0;
crect.moveBy( -extra->topextra->fleft, -extra->topextra->ftop );
extra->topextra->fleft = extra->topextra->ftop =
extra->topextra->fright = extra->topextra->fbottom = 0;
}
#endif
// declare the widget's object name as window role
qt_fbdpy->addProperty(id,QT_QWS_PROPERTY_WINDOWNAME);
qt_fbdpy->setProperty(id,QT_QWS_PROPERTY_WINDOWNAME,0,name());
// If we are session managed, inform the window manager about it
if ( extra && !extra->mask.isNull() ) {
req_region = extra->mask;
req_region.translate(crect.x(),crect.y());
req_region &= crect; //??? this is optional
} else {
req_region = crect;
}
req_region = qt_screen->mapToDevice( req_region, QSize(qt_screen->width(), qt_screen->height()) );
} else {
if ( extra && extra->topextra ) { // already allocated due to reparent?
extra->topextra->fleft = 0;
extra->topextra->ftop = 0;
extra->topextra->fright = 0;
extra->topextra->fbottom = 0;
}
//updateRequestedRegion( mapToGlobal(QPoint(0,0)) );
}
}
bool QWidget::acceptDrops() const
{
return testWState(WState_DND);
}
void QWidget::scroll( int dx, int dy, const QRect& r )
{
if ( testWState( WState_BlockUpdates ) && !children() )
return;
bool valid_rect = r.isValid();
QRect sr = valid_rect?r:rect();
int x1, y1, x2, y2, w=sr.width(), h=sr.height();
if ( dx > 0 ) {
x1 = sr.x();
x2 = x1+dx;
w -= dx;
} else {
x2 = sr.x();
x1 = x2-dx;
w += dx;
}
if ( dy > 0 ) {
y1 = sr.y();
y2 = y1+dy;
h -= dy;
} else {
y2 = sr.y();
y1 = y2-dy;
h += dy;
}
if ( dx == 0 && dy == 0 )
return;
QSize s( qt_screen->width(), qt_screen->height() );
QRegion alloc = valid_rect ? paintableRegion() : allocatedRegion();
QRegion dAlloc = alloc;
QPoint td1 = qt_screen->mapToDevice( QPoint(0,0), s );
QPoint td2 = qt_screen->mapToDevice( QPoint(dx,dy), s );
dAlloc.translate( td2.x()-td1.x(), td2.y()-td1.y() );
QRegion scrollRegion( alloc & dAlloc );
if ( w > 0 && h > 0 ) {
QGfx * mygfx=graphicsContext( FALSE );
mygfx->setClipDeviceRegion( scrollRegion );
mygfx->scroll(x2,y2,w,h,x1,y1);
delete mygfx;
}
paintable_region_dirty = TRUE;
QPoint gpos = mapToGlobal( QPoint() );
if ( !valid_rect && children() ) { // scroll children
setChildrenAllocatedDirty();
QPoint pd( dx, dy );
QObjectListIt it(*children());
register QObject *object;
while ( it ) { // move all children
object = it.current();
if ( object->isWidgetType() ) {
QWidget *w = (QWidget *)object;
QPoint oldp = w->pos();
QRect r( w->pos() + pd, w->size() );
w->crect = r;
w->updateRequestedRegion( gpos + w->pos() );
QMoveEvent e( r.topLeft(), oldp );
QApplication::sendEvent( w, &e );
}
++it;
}
}
QSize ds( qt_screen->deviceWidth(), qt_screen->deviceHeight() );
scrollRegion = qt_screen->mapFromDevice( scrollRegion, ds );
scrollRegion.translate( -gpos.x(), -gpos.y() );
QRegion update( sr );
update -= scrollRegion;
if ( dx ) {
int x = x2 == sr.x() ? sr.x()+w : sr.x();
update |= QRect( x, sr.y(), QABS(dx), sr.height() );
}
if ( dy ) {
int y = y2 == sr.y() ? sr.y()+h : sr.y();
update |= QRect( sr.x(), y, sr.width(), QABS(dy) );
}
repaint( update, !testWFlags(WRepaintNoErase) );
if ( !valid_rect && children() )
paint_children( this, update, FALSE );
}
