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kwin/clients/oxygen/oxygenclient.cpp

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//////////////////////////////////////////////////////////////////////////////
// oxygenclient.cpp
// -------------------
//
// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
// Copyright (c) 2006, 2007 Casper Boemann <cbr@boemann.dk>
// Copyright (c) 2006, 2007 Riccardo Iaconelli <riccardo@kde.org>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//////////////////////////////////////////////////////////////////////////////
#include "oxygenclient.h"
#include "oxygenclient.moc"
#include "oxygen.h"
#include "oxygenbutton.h"
#include "oxygenshadowcache.h"
#include "oxygensizegrip.h"
#include <cassert>
#include <cmath>
#include <kdeversion.h>
#include <KLocale>
#include <KColorUtils>
#include <KDebug>
#include <QtGui/QLabel>
#include <QtGui/QPainter>
#include <QtGui/QApplication>
namespace Oxygen
{
//___________________________________________
static void oxkwincleanupBefore()
{
oxygenHelper()->invalidateCaches();
oxygenShadowCache()->invalidateCaches();
}
//___________________________________________
void renderDot(QPainter *p, const QPointF &point, qreal diameter)
{
p->drawEllipse(QRectF(point.x()-diameter/2, point.y()-diameter/2, diameter, diameter));
}
//___________________________________________
OxygenClient::OxygenClient(KDecorationBridge *b, KDecorationFactory *f):
KCommonDecorationUnstable(b, f),
colorCacheInvalid_(true),
sizeGrip_( 0 ),
timeLine_( 200, this ),
titleTimeLine_( 200, this ),
helper_(*oxygenHelper()),
initialized_( false )
{ qAddPostRoutine(oxkwincleanupBefore); }
//___________________________________________
OxygenClient::~OxygenClient()
{
// delete sizegrip if any
if( hasSizeGrip() ) deleteSizeGrip();
}
//___________________________________________
QString OxygenClient::visibleName() const
{ return i18n("Oxygen"); }
//___________________________________________
void OxygenClient::init()
{
KCommonDecoration::init();
widget()->setAttribute(Qt::WA_NoSystemBackground );
widget()->setAutoFillBackground( false );
// initialize timeLine
timeLine_.setFrameRange( 0, maxAnimationIndex );
timeLine_.setCurveShape( QTimeLine::EaseInOutCurve );
connect( &timeLine_, SIGNAL( frameChanged( int ) ), widget(), SLOT( update() ) );
connect( &timeLine_, SIGNAL( finished() ), widget(), SLOT( update() ) );
// initialize titleTimeLine
titleTimeLine_.setFrameRange( 0, maxAnimationIndex );
titleTimeLine_.setCurveShape( QTimeLine::EaseInOutCurve );
connect( &titleTimeLine_, SIGNAL( frameChanged( int ) ), widget(), SLOT( update() ) );
connect( &titleTimeLine_, SIGNAL( finished() ), widget(), SLOT( update() ) );
connect( &titleTimeLine_, SIGNAL( finished() ), this, SLOT( updateOldCaption() ) );
initialized_ = true;
// in case of preview, one wants to make the label used
// for the central widget transparent. This allows one to have
// the correct background (with gradient) rendered
// Remark: this is minor (and safe) a hack.
// This should be moved upstream (into kwin/lib/kdecoration)
if( isPreview() )
{
QList<QLabel*> children( widget()->findChildren<QLabel*>() );
for( QList<QLabel*>::iterator iter = children.begin(); iter != children.end(); ++iter )
{ (*iter)->setAutoFillBackground( false ); }
}
resetConfiguration();
}
//___________________________________________
void OxygenClient::reset( unsigned long changed )
{
if( changed & SettingCompositing )
{
updateWindowShape();
widget()->update();
}
KCommonDecorationUnstable::reset( changed );
}
//___________________________________________
bool OxygenClient::decorationBehaviour(DecorationBehaviour behaviour) const
{
switch (behaviour)
{
case DB_MenuClose:
return true;
case DB_WindowMask:
return false;
default:
return KCommonDecoration::decorationBehaviour(behaviour);
}
}
//___________________________________________
int OxygenClient::layoutMetric(LayoutMetric lm, bool respectWindowState, const KCommonDecorationButton *btn) const
{
bool maximized( isMaximized() );
int frameBorder( configuration().frameBorder() );
// used to increase hit area on the sides of the widget
int extraBorder = (maximized && compositingActive()) ? 0 : EXTENDED_HITAREA;
int buttonSize( configuration().buttonSize() );
switch (lm)
{
case LM_BorderLeft:
case LM_BorderRight:
case LM_BorderBottom:
{
int border( 0 );
if( respectWindowState && maximized && lm != LM_BorderBottom )
{
border = 0;
} else if( lm == LM_BorderBottom && frameBorder >= OxygenConfiguration::BorderNoSide ) {
// for tiny border, the convention is to have a larger bottom area in order to
// make resizing easier
border = qMax(frameBorder, 4);
} else if( frameBorder < OxygenConfiguration::BorderTiny ) {
border = 0;
} else {
border = frameBorder;
}
return border + extraBorder;
}
case LM_TitleEdgeTop:
{
int border = 0;
if( !( respectWindowState && maximized ))
{
border = TFRAMESIZE;
if( configuration().drawTitleOutline() ) border += HFRAMESIZE/2;
}
return border + extraBorder;
}
case LM_TitleEdgeBottom:
{
if( configuration().drawTitleOutline() ) return HFRAMESIZE/2;
else return 0;
}
case LM_TitleEdgeLeft:
case LM_TitleEdgeRight:
{
int border = 0;
if( !(respectWindowState && maximized) )
{ border = 6; }
return border + extraBorder;
}
case LM_TitleBorderLeft:
case LM_TitleBorderRight:
{
int border = 5;
if( configuration().drawTitleOutline() ) border += 2*HFRAMESIZE;
return border;
}
case LM_ButtonWidth:
case LM_ButtonHeight:
case LM_TitleHeight:
{
if (respectWindowState && isToolWindow()) {
return buttonSize;
} else {
return buttonSize;
}
}
case LM_ButtonSpacing:
return 1;
case LM_ButtonMarginTop:
return 0;
// outer margin for shadow/glow
case LM_OuterPaddingLeft:
case LM_OuterPaddingRight:
case LM_OuterPaddingTop:
case LM_OuterPaddingBottom:
return oxygenShadowCache()->shadowSize() - extraBorder;
default:
return KCommonDecoration::layoutMetric(lm, respectWindowState, btn);
}
}
//_________________________________________________________
KCommonDecorationButton *OxygenClient::createButton(::ButtonType type)
{
switch (type) {
case MenuButton:
return new OxygenButton(*this, i18n("Menu"), ButtonMenu);
case HelpButton:
return new OxygenButton(*this, i18n("Help"), ButtonHelp);
case MinButton:
return new OxygenButton(*this, i18n("Minimize"), ButtonMin);
case MaxButton:
return new OxygenButton(*this, i18n("Maximize"), ButtonMax);
case CloseButton:
return new OxygenButton(*this, i18n("Close"), ButtonClose);
case AboveButton:
return new OxygenButton(*this, i18n("Keep Above Others"), ButtonAbove);
case BelowButton:
return new OxygenButton(*this, i18n("Keep Below Others"), ButtonBelow);
case OnAllDesktopsButton:
return new OxygenButton(*this, i18n("On All Desktops"), ButtonSticky);
case ShadeButton:
return new OxygenButton(*this, i18n("Shade Button"), ButtonShade);
default:
return 0;
}
}
//_________________________________________________________
QColor reduceContrast(const QColor &c0, const QColor &c1, double t)
{
double s = KColorUtils::contrastRatio(c0, c1);
if (s < t)
return c1;
double l = 0.0, h = 1.0;
double x = s, a;
QColor r = c1;
for (int maxiter = 16; maxiter; --maxiter)
{
a = 0.5 * (l + h);
r = KColorUtils::mix(c0, c1, a);
x = KColorUtils::contrastRatio(c0, r);
if (fabs(x - t) < 0.01) break;
if (x > t) h = a;
else l = a;
}
return r;
}
//_________________________________________________________
QRegion OxygenClient::calcMask( void ) const
{
if( isMaximized() )
{ return widget()->rect(); }
QRect frame( widget()->rect() );
// dimensions
int w=frame.width();
int h=frame.height();
// multipliers
int left = 1;
int right = 1;
int top = 1;
int bottom = 1;
// disable bottom corners when border frame is too small and window is not shaded
if( configuration().frameBorder() == OxygenConfiguration::BorderNone && !isShade() ) bottom = 0;
int sw = layoutMetric( LM_OuterPaddingLeft );
int sh = layoutMetric( LM_OuterPaddingTop );
w -= sw + layoutMetric( LM_OuterPaddingRight );
h -= sh + layoutMetric( LM_OuterPaddingBottom );
QRegion mask(sw + 4*left, sh + 0*top, w-4*(left+right), h-0*(top+bottom));
mask += QRegion(sw + 0*left, sh + 4*top, w-0*(left+right), h-4*(top+bottom));
mask += QRegion(sw + 2*left, sh + 1*top, w-2*(left+right), h-1*(top+bottom));
mask += QRegion(sw + 1*left, sh + 2*top, w-1*(left+right), h-2*(top+bottom));
return mask;
}
//_________________________________________________________
QColor OxygenClient::titlebarTextColor(const QPalette &palette)
{
if( timeLineIsRunning() ) return KColorUtils::mix(
titlebarTextColor( palette, false ),
titlebarTextColor( palette, true ),
opacity() );
else return titlebarTextColor( palette, isActive() );
}
//_________________________________________________________
QColor OxygenClient::titlebarTextColor(const QPalette &palette, bool active)
{
if( configuration().drawTitleOutline() )
{
return options()->color(ColorFont, active);
} else if( active ){
return palette.color(QPalette::Active, QPalette::WindowText);
} else {
if(colorCacheInvalid_)
{
QColor ab = palette.color(QPalette::Active, QPalette::Window);
QColor af = palette.color(QPalette::Active, QPalette::WindowText);
QColor nb = palette.color(QPalette::Inactive, QPalette::Window);
QColor nf = palette.color(QPalette::Inactive, QPalette::WindowText);
colorCacheInvalid_ = false;
cachedTitlebarTextColor_ = reduceContrast(nb, nf, qMax(qreal(2.5), KColorUtils::contrastRatio(ab, KColorUtils::mix(ab, af, 0.4))));
}
return cachedTitlebarTextColor_;
}
}
//_________________________________________________________
void OxygenClient::renderWindowBackground( QPainter* painter, const QRect& rect, const QWidget* widget, const QPalette& palette ) const
{
if( configuration().blendColor() == OxygenConfiguration::NoBlending )
{
painter->fillRect( rect, palette.color( widget->window()->backgroundRole() ) );
} else {
int offset = layoutMetric( LM_OuterPaddingTop );
int height = 64 + configuration().buttonSize() - 22;
const QWidget* window( isPreview() ? OxygenClient::widget() : widget->window() );
helper().renderWindowBackground(painter, rect, widget, window, palette, offset, height );
}
}
//_________________________________________________________
void OxygenClient::renderWindowBorder( QPainter* painter, const QRect& clipRect, const QWidget* widget, const QPalette& palette, TileSet::Tiles tiles ) const
{
const QWidget* window = (isPreview()) ? OxygenClient::widget() : widget->window();
// get coordinates relative to the client area
// this is annoying. One could use mapTo if this was taking const QWidget* and not
// const QWidget* as argument.
const QWidget* w = widget;
QPoint position( 0, 0 );
while ( w != window && !w->isWindow() && w != w->parentWidget() ) {
position += w->geometry().topLeft();
w = w->parentWidget();
}
// save painter
if( clipRect.isValid() )
{
painter->save();
painter->setClipRegion(clipRect,Qt::IntersectClip);
}
QRect r = (isPreview()) ? OxygenClient::widget()->rect():window->rect();
qreal shadowSize( oxygenShadowCache()->shadowSize() );
r.adjust( shadowSize, shadowSize, -shadowSize, -shadowSize );
r.adjust(0,0, 1, 1);
// mask and painting frame
QRegion mask;
QRect frame;
// top line
if( tiles&TileSet::Top )
{
int shadowSize = 5;
if( timeLineIsRunning() ) shadowSize*=opacity();
int height = HFRAMESIZE;
QRect rect( r.topLeft()-position, QSize( r.width(), height ) );
helper().slab( palette.color( widget->backgroundRole() ), 0, shadowSize )->render( rect.adjusted(-shadowSize-1, 0, shadowSize+1, 2 ), painter, TileSet::Bottom );
mask += rect;
frame |= rect;
}
// bottom line
if( configuration().frameBorder() > OxygenConfiguration::BorderNone && (tiles&TileSet::Bottom) )
{
int height = qMin( HFRAMESIZE, layoutMetric( LM_BorderBottom ) );
QRect rect( r.bottomLeft()-position-QPoint(0,height), QSize( r.width(), height ) );
mask += rect;
frame |= rect;
}
// left and right
if( configuration().frameBorder() >= OxygenConfiguration::BorderTiny )
{
// left
if( tiles&TileSet::Left )
{
int width = qMin( HFRAMESIZE, layoutMetric( LM_BorderLeft ) );
QRect rect( r.topLeft()-position, QSize( width, r.height() ) );
mask += rect;
frame |= rect;
}
// right
if( tiles&TileSet::Right )
{
int width = qMin( HFRAMESIZE, layoutMetric( LM_BorderRight ) );
QRect rect( r.topRight()-position-QPoint(width,0), QSize( width, r.height() ) );
mask += rect;
frame |= rect;
}
}
// paint
if( !mask.isEmpty() )
{
painter->setClipRegion( mask, Qt::IntersectClip);
renderWindowBackground(painter, frame, widget, palette );
}
// restore painter
if( clipRect.isValid() )
{ painter->restore(); }
}
//_________________________________________________________
void OxygenClient::renderSeparator( QPainter* painter, const QRect& clipRect, const QWidget* widget, const QColor& color ) const
{
const QWidget* window = (isPreview()) ? OxygenClient::widget() : widget->window();
// get coordinates relative to the client area
// this is annoying. One could use mapTo if this was taking const QWidget* and not
// const QWidget* as argument.
QPoint position( 0, 0 );
{
const QWidget* w = widget;
while ( w != window && !w->isWindow() && w != w->parentWidget() ) {
position += w->geometry().topLeft();
w = w->parentWidget();
}
}
// setup painter
if (clipRect.isValid())
{
painter->save();
painter->setClipRegion(clipRect,Qt::IntersectClip);
}
QRect r = (isPreview()) ? OxygenClient::widget()->rect():window->rect();
qreal shadowSize( oxygenShadowCache()->shadowSize() );
r.adjust( shadowSize, shadowSize, -shadowSize, -shadowSize );
r.adjust(0,0, 1, 1);
int extraBorder = ( isMaximized() && compositingActive() ) ? 0 : EXTENDED_HITAREA;
// dimensions
const int titleHeight = layoutMetric(LM_TitleHeight);
const int titleTop = layoutMetric(LM_TitleEdgeTop) + r.top() - extraBorder;
// dimensions
int x,y,w,h;
r.getRect(&x, &y, &w, &h);
QColor local( color );
if( timeLineIsRunning() ) local = helper().alphaColor( color, opacity() );
helper().drawSeparator( painter, QRect(x, titleTop+titleHeight-1.5, w, 2).translated( -position ), local, Qt::Horizontal);
if (clipRect.isValid()) { painter->restore(); }
}
//_________________________________________________________
QRect OxygenClient::titleRect( const QRect& frame ) const
{
int extraBorder = ( isMaximized() && compositingActive() ) ? 0 : EXTENDED_HITAREA;
// dimensions
const int titleHeight = layoutMetric(LM_TitleHeight);
const int titleTop = layoutMetric(LM_TitleEdgeTop) + frame.top() - extraBorder;
const int titleEdgeLeft = layoutMetric(LM_TitleEdgeLeft);
const int marginLeft = layoutMetric(LM_TitleBorderLeft);
const int marginRight = layoutMetric(LM_TitleBorderRight);
const int titleLeft = frame.left() + titleEdgeLeft + buttonsLeftWidth() + marginLeft;
const int titleWidth = frame.width() -
titleEdgeLeft - layoutMetric(LM_TitleEdgeRight) -
buttonsLeftWidth() - buttonsRightWidth() -
marginLeft - marginRight;
// maximum rect allocated for title
return QRect( titleLeft, titleTop-1, titleWidth, titleHeight );
}
//_________________________________________________________
QRect OxygenClient::titleBoundingRect( QPainter* painter, const QRect& frame, const QString& caption ) const
{
QRect titleRect( OxygenClient::titleRect( frame ) );
// get title bounding rect
QRect boundingRect = painter->boundingRect( titleRect, configuration().titleAlignment() | Qt::AlignVCenter, caption );
// adjust to make sure bounding rect
// 1/ has same vertical alignment as original titleRect
// 2/ does not exceeds available horizontal space
boundingRect.setTop( titleRect.top() );
boundingRect.setBottom( titleRect.bottom() );
boundingRect.setLeft( qMax( boundingRect.left(), titleRect.left() ) );
boundingRect.setRight( qMin( boundingRect.right(), titleRect.right() ) );
return boundingRect;
}
//_________________________________________________________
void OxygenClient::renderTitleOutline( QPainter* painter, const QRect& rect, const QPalette& palette ) const
{
// shadow
{
int shadowSize = 7;
if( timeLineIsRunning() ) shadowSize *= opacity();
int voffset = -shadowSize;
if( !isMaximized() ) voffset += HFRAMESIZE;
helper().slab( palette.color( widget()->backgroundRole() ), 0, shadowSize )->render( rect.adjusted(0, voffset, 0, 0 ), painter, TileSet::Bottom|TileSet::Left|TileSet::Right );
}
// center
{
int offset = 4;
if( timeLineIsRunning() ) offset *= opacity();
int voffset = isMaximized() ? 0:HFRAMESIZE;
renderWindowBackground(painter, rect.adjusted( offset, voffset, -offset, -offset ), widget(), palette );
}
}
//_________________________________________________________
void OxygenClient::renderTitleText( QPainter* painter, const QRect& rect, Qt::Alignment alignment, QColor color) const
{
if( titleTimeLineIsRunning() )
{
if( !oldCaption().isEmpty() )
{
color.setAlphaF( 1.0 - titleOpacity() );
painter->setPen( color );
painter->drawText( rect, alignment, oldCaption() );
}
if( !caption().isEmpty() )
{
color.setAlphaF( titleOpacity() );
painter->setPen( color );
painter->drawText( rect, alignment, caption() );
}
} else if( !caption().isEmpty() ) {
painter->setPen( color );
painter->drawText( rect, alignment, caption() );
}
}
//_________________________________________________________
void OxygenClient::activeChange( void )
{
// update size grip so that it gets the right color
// also make sure it is remaped to from z stack,
// unless hidden
if( hasSizeGrip() && !(isShade() || isMaximized() ))
{
sizeGrip().activeChange();
sizeGrip().update();
}
// reset animation
if( animateActiveChange() )
{
timeLine_.setDirection( isActive() ? QTimeLine::Forward : QTimeLine::Backward );
if(timeLine_.state() == QTimeLine::NotRunning )
{ timeLine_.start(); }
}
KCommonDecorationUnstable::activeChange();
}
//_________________________________________________________
void OxygenClient::maximizeChange( void )
{
if( hasSizeGrip() ) sizeGrip().setVisible( !( isShade() || isMaximized() ) );
KCommonDecorationUnstable::maximizeChange();
}
//_________________________________________________________
void OxygenClient::shadeChange( void )
{
if( hasSizeGrip() ) sizeGrip().setVisible( !( isShade() || isMaximized() ) );
KCommonDecorationUnstable::shadeChange();
}
//_________________________________________________________
void OxygenClient::captionChange( void )
{
KCommonDecorationUnstable::captionChange();
if( !animateTitleChange() ) return;
if( titleTimeLineIsRunning() ) titleTimeLine_.stop();
titleTimeLine_.start();
}
//_________________________________________________________
QPalette OxygenClient::backgroundPalette( const QWidget* widget, QPalette palette ) const
{
if( configuration().drawTitleOutline() )
{
if( timeLineIsRunning() )
{
QColor inactiveColor( backgroundColor( widget, palette, false ) );
QColor activeColor( backgroundColor( widget, palette, true ) );
QColor mixed( KColorUtils::mix( inactiveColor, activeColor, opacity() ) );
palette.setColor( widget->window()->backgroundRole(), mixed );
} else if( isActive() ) {
palette.setColor( widget->window()->backgroundRole(), options()->color( KDecorationDefines::ColorTitleBar, true ) );
}
}
return palette;
}
//_________________________________________________________
QColor OxygenClient::backgroundColor( const QWidget* widget, QPalette palette, bool active ) const
{
return ( configuration().drawTitleOutline() && active ) ?
options()->color( KDecorationDefines::ColorTitleBar, true ):
palette.color( widget->window()->backgroundRole() );
}
//________________________________________________________________
void OxygenClient::updateWindowShape()
{
if(isMaximized() || compositingActive() )
{
clearMask();
} else {
setMask( calcMask() );
}
}
//___________________________________________
void OxygenClient::resetConfiguration( void )
{
if( !initialized_ ) return;
configuration_ = OxygenFactory::configuration( *this );
// animations duration
timeLine_.setDuration( configuration_.animationsDuration() );
titleTimeLine_.setDuration( configuration_.animationsDuration() );
// need to update old caption
updateOldCaption();
// handle size grip
if( configuration_.drawSizeGrip() )
{
if( !hasSizeGrip() ) createSizeGrip();
} else if( hasSizeGrip() ) deleteSizeGrip();
}
//_________________________________________________________
void OxygenClient::paintEvent( QPaintEvent* event )
{
// factory
if(!( initialized_ && OxygenFactory::initialized() ) ) return;
// palette
QPalette palette = widget()->palette();
palette.setCurrentColorGroup( (isActive() ) ? QPalette::Active : QPalette::Inactive );
// painter
QPainter painter(widget());
painter.setClipRegion( event->region() );
// define frame
QRect frame = widget()->rect();
// base color
QColor color = palette.window().color();
// draw shadows
if( compositingActive() )
{
TileSet *tileSet( 0 );
if( configuration().useOxygenShadows() && timeLineIsRunning() ) tileSet = oxygenShadowCache()->tileSet( this, timeLine_.currentFrame() );
else tileSet = oxygenShadowCache()->tileSet( this );
if( !isMaximized() ) tileSet->render( frame.adjusted( 4, 4, -4, -4), &painter, TileSet::Ring);
else if( isShade() ) tileSet->render( frame.adjusted( 0, 4, 0, -4), &painter, TileSet::Bottom);
}
// adjust frame
qreal shadowSize( oxygenShadowCache()->shadowSize() );
frame.adjust( shadowSize, shadowSize, -shadowSize, -shadowSize );
// adjust mask
if( compositingActive() || isPreview() )
{
if( isMaximized() ) {
painter.setClipRect( frame, Qt::IntersectClip );
} else {
int x, y, w, h;
frame.getRect(&x, &y, &w, &h);
// multipliers
int left = 1;
int right = 1;
int top = 1;
int bottom = 1;
// disable bottom corners when border frame is too small and window is not shaded
if( configuration().frameBorder() == OxygenConfiguration::BorderNone && !isShade() ) bottom = 0;
QRegion mask( x+5*left, y+0*top, w-5*(left+right), h-0*(top+bottom));
mask += QRegion(x+0*left, y+5*top, w-0*(left+right), h-5*(top+bottom));
mask += QRegion(x+2*left, y+2*top, w-2*(left+right), h-2*(top+bottom));
mask += QRegion(x+3*left, y+1*top, w-3*(left+right), h-1*(top+bottom));
mask += QRegion(x+1*left, y+3*top, w-1*(left+right), h-3*(top+bottom));
// in no-border configuration, an extra pixel is added to the mask
// in order to get the corners color right in case of title highlighting.
if( configuration().frameBorder() == OxygenConfiguration::BorderNone )
{ mask += QRegion(x+0*left, y+4*top, w-0*(left+right), h-4*(top+bottom)); }
painter.setClipRegion( mask, Qt::IntersectClip );
}
}
// window background
renderWindowBackground( &painter, frame, widget(), palette );
if( drawTitleOutline() )
{
if( !isMaximized() ) renderWindowBorder( &painter, frame, widget(), backgroundPalette( widget(), palette ) );
else if( isShade() ) renderWindowBorder( &painter, frame, widget(), backgroundPalette( widget(), palette ), TileSet::Bottom );
}
// clipping
if( compositingActive() ) painter.setClipping(false);
// title bounding rect
painter.setFont( options()->font(isActive(), false) );
QRect boundingRect( titleBoundingRect( &painter, frame, caption() ) );
// title outline
if( drawTitleOutline() )
{ renderTitleOutline( &painter, boundingRect.adjusted( -2*HFRAMESIZE, -layoutMetric(LM_TitleEdgeTop), 2*HFRAMESIZE, 2 ), backgroundPalette( widget(), palette ) ); }
// draw title text
renderTitleText( &painter, boundingRect, configuration().titleAlignment() | Qt::AlignVCenter, titlebarTextColor( backgroundPalette( widget(), palette ) ) );
// separator
if( drawSeparator() ) renderSeparator(&painter, frame, widget(), color );
painter.setRenderHint(QPainter::Antialiasing);
// adjust if there are shadows
if( compositingActive() ) frame.adjust(-1,-1, 1, 1);
// shadow and resize handles
if( !isMaximized() )
{
if( configuration().frameBorder() >= OxygenConfiguration::BorderTiny )
{
helper().drawFloatFrame(
&painter, frame, backgroundPalette( widget(), palette ).color( widget()->backgroundRole() ),
!compositingActive(), isActive() && configuration().useOxygenShadows(),
KDecoration::options()->color(ColorTitleBar)
);
} else {
helper().drawFloatFrame(
&painter, frame, backgroundPalette( widget(), palette ).color( widget()->backgroundRole() ),
false, isActive() && configuration().useOxygenShadows(),
KDecoration::options()->color(ColorTitleBar),
TileSet::Top
);
}
} else if( isShade() ) {
// adjust frame so that only the bottom part of the frame is drawn
helper().drawFloatFrame(
&painter, frame.adjusted( -4, -4, 4, 0 ), backgroundPalette( widget(), palette ).color( widget()->backgroundRole() ),
!compositingActive(), isActive(),
KDecoration::options()->color(ColorTitleBar)
);
}
if( configuration().frameBorder() >= OxygenConfiguration::BorderTiny )
{
// dimensions
int x,y,w,h;
frame.getRect(&x, &y, &w, &h);
if( isResizable() && !isShade() && !isMaximized() )
{
// Draw the 3-dots resize handles
qreal cenY = h / 2 + x + 0.5;
qreal posX = w + y - 2.5;
painter.setPen(Qt::NoPen);
painter.setBrush(QColor(0, 0, 0, 66));
renderDot(&painter, QPointF(posX, cenY - 3), 1.8);
renderDot(&painter, QPointF(posX, cenY), 1.8);
renderDot(&painter, QPointF(posX, cenY + 3), 1.8);
}
// Draw the 3-dots resize handles
if( isResizable() && !isShade() && !configuration().drawSizeGrip() )
{
painter.setPen(Qt::NoPen);
painter.setBrush(QColor(0, 0, 0, 66));
painter.translate(x + w-9, y + h-9);
renderDot(&painter, QPointF(2.5, 6.5), 1.8);
renderDot(&painter, QPointF(5.5, 5.5), 1.8);
renderDot(&painter, QPointF(6.5, 2.5), 1.8);
}
}
}
//_________________________________________________________________
void OxygenClient::createSizeGrip( void )
{
assert( !hasSizeGrip() );
if( ( isResizable() && windowId() != 0 ) || isPreview() )
{
sizeGrip_ = new OxygenSizeGrip( this );
sizeGrip().setVisible( !( isMaximized() || isShade() ) );
}
}
//_________________________________________________________________
void OxygenClient::deleteSizeGrip( void )
{
assert( hasSizeGrip() );
sizeGrip_->deleteLater();
sizeGrip_ = 0;
}
}
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