Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 566 insertions, 0 deletions

diff --git a/kicker/extensions/kasbar/kasitem.cpp b/kicker/extensions/kasbar/kasitem.cpp
new file mode 100644
index 000000000..5cd8ef7f0
--- /dev/null
+++ b/kicker/extensions/kasbar/kasitem.cpp
@@ -0,0 +1,566 @@
+/* kasitem.cpp
+**
+** Copyright (C) 2001-2004 Richard Moore <rich@kde.org>
+** Contributor: Mosfet
+**     All rights reserved.
+**
+** KasBar is dual-licensed: you can choose the GPL or the BSD license.
+** Short forms of both licenses are included below.
+*/
+
+/*
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+** GNU General Public License for more details.
+**
+** You should have received a copy of the GNU General Public License
+** along with this program in a file called COPYING; if not, write to
+** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+** MA 02110-1301, USA.
+*/
+
+/*
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions
+** are met:
+** 1. Redistributions of source code must retain the above copyright
+**    notice, this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright
+**    notice, this list of conditions and the following disclaimer in the
+**    documentation and/or other materials provided with the distribution.
+**
+** THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
+** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+** ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+** OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+** HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+** OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+** SUCH DAMAGE.
+*/
+
+/*
+** Bug reports and questions can be sent to kde-devel@kde.org
+*/
+#include <qcursor.h>
+#include <qpainter.h>
+#include <qdrawutil.h>
+#include <qregexp.h>
+#include <qtimer.h>
+
+#include <kdebug.h>
+#include <kglobal.h>
+#include <kglobalsettings.h>
+#include <kiconloader.h>
+#include <klocale.h>
+
+#include "kasitem.h"
+
+#include "kaspopup.h"
+#include "kasitem.moc"
+
+/* XPM */
+static const char *tiny_arrow[]={
+"5 9 2 1",
+". c None",
+"# c #ffffff",
+"....#",
+"...##",
+"..###",
+".####",
+"#####",
+".####",
+"..###",
+"...##",
+"....#"};
+
+static const int KASITEM_CHECK_POPUP_DELAY = 500;
+
+KasItem::KasItem( KasBar *parent )
+   : QObject( parent ),
+     kas( parent ), popupTimer( 0 ), dragTimer( 0 ),
+     title( i18n( "Kasbar" ) ),
+     mouseOver( false ), activated( false ),
+     customPopup( false ), lockPopup(false), groupItem( false ),
+     frame(true), modified(false), attention_(false), prog( -1 ),
+     anim(), aniFrame( 0 ), drawAnim( false )
+{
+    connect( parent, SIGNAL( dragStarted() ), SLOT( hidePopup() ) );
+    connect( this, SIGNAL( middleButtonClicked(QMouseEvent *) ), parent, SLOT( toggleOrientation() ) );
+}
+
+KasItem::~KasItem()
+{
+    delete (KasPopup *) pop;
+}
+
+void KasItem::setActive( bool yesno )
+{
+    if ( activated == yesno )
+	return;
+
+    activated = yesno;
+    update();
+}
+
+void KasItem::setText( const QString &text )
+{
+    if ( title == text )
+	return;
+
+    title = text;
+    update();
+}
+
+void KasItem::setIcon( const QPixmap &p )
+{
+    pix = p;
+    update();
+}
+
+void KasItem::setProgress( int percent )
+{
+    if ( percent == prog )
+	return;
+
+    prog = percent;
+    update();
+}
+
+void KasItem::setShowFrame( bool yes )
+{
+    if ( frame == yes )
+	return;
+
+    frame = yes;
+    update();
+}
+
+void KasItem::setModified( bool yes )
+{
+    if ( modified == yes )
+	return;
+
+    modified = yes;
+    update();
+}
+
+void KasItem::setAttention( bool yes )
+{
+    if ( attention_ == yes )
+	return;
+
+    attention_ = yes;
+    update();
+}
+
+void KasItem::mouseEnter()
+{
+   static const int POPUP_DELAY = 300;
+
+   if ( (!customPopup) && (popupTimer == 0) ) {
+      popupTimer = new QTimer( this, "popupTimer" );
+      connect( popupTimer, SIGNAL( timeout() ), SLOT( showPopup() ) );
+      popupTimer->start( POPUP_DELAY, true );
+   }
+
+   mouseOver = true;
+   update();
+}
+
+void KasItem::mouseReleaseEvent( QMouseEvent *ev )
+{
+    if ( ev->button() == LeftButton )
+	emit leftButtonClicked( ev );
+    else if ( ev->button() == RightButton )
+	emit rightButtonClicked( ev );
+    else if ( ev->button() == MidButton )
+	emit middleButtonClicked( ev );
+}
+
+// Check periodically if the popup can be hidden (hack)
+void KasItem::checkPopup()
+{
+    if ( pop.isNull() )
+	return;
+    if ( !pop->isVisible() )
+	return;
+
+    QWidget *w = QApplication::widgetAt( QCursor::pos() );
+    if ( !w ) {
+	if ( popupTimer ) {
+	    delete popupTimer;
+	    popupTimer = 0;
+	}
+	if ( (!customPopup) && (!lockPopup) )
+	    hidePopup();
+    }
+    else {
+	QTimer::singleShot( KASITEM_CHECK_POPUP_DELAY, this, SLOT( checkPopup() ) );
+    }
+}
+
+void KasItem::dragEnter()
+{
+   static const int DRAG_SWITCH_DELAY = 1000;
+
+   if ( dragTimer == 0 ) {
+      dragTimer = new QTimer( this, "dragTimer" );
+      connect( dragTimer, SIGNAL( timeout() ), SLOT( dragOverAction() ) );
+      dragTimer->start( DRAG_SWITCH_DELAY, true );
+   }
+
+   mouseOver = true;
+   update();
+}
+
+void KasItem::mouseLeave()
+{
+   if ( popupTimer ) {
+      delete popupTimer;
+      popupTimer = 0;
+   }
+
+   mouseOver = false;
+   update();
+}
+
+void KasItem::dragLeave()
+{
+   if ( dragTimer ) {
+      delete dragTimer;
+      dragTimer = 0;
+   }
+
+   mouseOver = false;
+   update();
+}
+
+bool KasItem::isShowingPopup() const
+{
+    if ( pop.isNull() )
+	return false;
+    return pop->isVisible();
+}
+
+KasPopup *KasItem::createPopup()
+{
+    return 0;
+}
+
+void KasItem::showPopup()
+{
+   if ( pop.isNull() )
+       pop = createPopup();
+
+   if ( pop.isNull() )
+       return;
+
+   pop->show();
+   update();
+
+   QTimer::singleShot( KASITEM_CHECK_POPUP_DELAY, this, SLOT( checkPopup() ) );
+}
+
+void KasItem::hidePopup()
+{
+    if ( pop.isNull() )
+	return;
+
+    pop->hide();
+    activated = false;
+    update();
+}
+
+void KasItem::togglePopup()
+{
+   if ( activated )
+      hidePopup();
+   else
+      showPopup();
+}
+
+void KasItem::setPopup( KasPopup *popup )
+{
+    if ( pop )
+	pop->deleteLater();
+    pop = popup;
+}
+
+void KasItem::paintFrame( QPainter *p )
+{
+   if ( !frame )
+       return;
+
+   qDrawShadePanel(p, 0, 0, extent(), extent(), colorGroup(), false, 2);
+
+   QPen pen;
+   
+   if ( mouseOver ) {
+       if ( attention_ ) {
+	   pen = QPen( resources()->attentionColor(), 2 );
+	   p->setPen( pen );
+	   p->drawRect( 0, 0, extent(), extent());
+       }
+       else {
+	   pen = QPen( Qt::white );
+	   p->setPen( pen );
+	   p->drawRect(0, 0, extent(), extent());
+       }
+   }
+   else if ( kas->paintInactiveFrames() ) {
+       p->setPen( attention_ ? resources()->attentionColor() : Qt::black );
+       p->drawRect(0, 0, extent(), extent());
+   }
+}
+
+void KasItem::paintLabel( QPainter *p )
+{
+    QString text = title;
+
+    if ( !groupItem ) {
+	p->fillRect( 2, 2, extent()-4, 13, QBrush( resources()->labelBgColor() ) );
+
+	if ( isProgressItem() ) {
+	    QRegExp reg( "(1?[0-9]?[0-9])%" );
+	    if ( -1 != reg.search( text ) ) {
+		prog = reg.cap(1).toInt();
+		paintProgress( p, prog );
+	    }
+	    else {
+		prog = 0;
+	    }
+	}
+
+	p->setFont( KGlobalSettings::taskbarFont() );
+	p->setPen( resources()->labelPenColor() );
+
+	if ( fontMetrics().width( text ) > extent()-4 )
+	    p->drawText( 2, 2, extent()-4, 12, AlignLeft | AlignVCenter, text );
+	else
+	    p->drawText( 2, 2, extent()-4, 12, AlignCenter, text );
+
+	return;
+    }
+    else {
+	QPixmap arrow( tiny_arrow );
+
+	QPoint popupPos = KasPopup::calcPosition( this, 10, 10 );
+	QPoint iPos = kas->mapToGlobal( kas->itemPos( this ) );
+	QWMatrix turn;
+
+	if ( popupPos.x() < iPos.x() ) {
+	    paintArrowLabel( p, arrow.width(), true );
+	    p->drawPixmap( 3, 4, arrow );
+	}
+	else if ( popupPos.x() == iPos.x() ) {
+	    if ( popupPos.y() < iPos.y() ) {
+		turn.rotate( 90.0 );
+		arrow = arrow.xForm( turn );
+		paintArrowLabel( p, arrow.width(), true );
+		p->drawPixmap( 3, 6, arrow );
+	    }
+	    else {
+		turn.rotate( 270.0 );
+		arrow = arrow.xForm( turn );
+		paintArrowLabel( p, arrow.width(), false );
+		p->drawPixmap( extent()-12, 6, arrow );
+	    }
+	}
+	else {
+	    turn.rotate( 180.0 );
+	    arrow = arrow.xForm( turn );
+	    paintArrowLabel( p, arrow.width(), false );
+	    p->drawPixmap( extent()-8, 4, arrow );
+	}
+    }
+}
+
+void KasItem::paintArrowLabel( QPainter *p, int arrowSize, bool arrowOnLeft )
+{
+    QString text = title;
+    int lx = 2;
+    int ly = 2;
+    int w = extent()-4;
+    int h = 13;
+    arrowSize+=2; // Add a space
+
+    p->fillRect( lx, ly, w, h, QBrush( resources()->labelBgColor() ) );
+
+    // Adjust for arrow
+    if ( arrowOnLeft ) {
+	lx += arrowSize;
+	w -= arrowSize;
+    }
+    else {
+	w -= arrowSize;
+    }
+
+    p->setFont( KGlobalSettings::taskbarFont() );
+    p->setPen( resources()->labelPenColor() );
+    if ( fontMetrics().width( text ) > w )
+	p->drawText( lx, ly, w, h-1, AlignLeft | AlignVCenter, text );
+    else
+	p->drawText( lx, ly, w, h-1, AlignCenter, text );
+}
+
+void KasItem::paintModified( QPainter *p )
+{
+    if ( modified )
+	p->drawPixmap(extent()-12, extent()-22, resources()->modifiedIcon() );
+}
+
+void KasItem::paintBackground( QPainter *p )
+{
+    if ( activated )
+	p->drawPixmap( 0, 0, resources()->activeBg() );
+    else if ( kas->isTransparent() )
+	;
+    else
+	p->drawPixmap( 0, 0, resources()->inactiveBg() );
+}
+
+void KasItem::paintProgress( QPainter *p, int percent )
+{
+    double amt = (extent()-4) * (percent / 100.0L);
+    p->fillRect( 2, 13, (int) amt, 2, QBrush( resources()->progressColor() ) );
+}
+
+void KasItem::paintStateIcon( QPainter *p, uint state )
+{
+    if ( kas->itemSize() != KasBar::Small ) {
+	switch(state) {
+	    case StateIcon:
+		p->drawPixmap(extent()-11, extent()-11, resources()->minIcon() );
+		break;
+	    case StateShaded:
+		p->drawPixmap(extent()-11, extent()-11, resources()->shadeIcon() );
+		break;
+	    case StateNormal:
+		p->drawPixmap(extent()-11, extent()-11, resources()->maxIcon() );
+		break;
+	    default:
+		break;
+	}
+    }
+    else {
+	switch(state) {
+	    case StateIcon:
+		p->drawPixmap(extent()-9, extent()-9, resources()->microMinIcon() );
+		break;
+	    case StateShaded:
+		p->drawPixmap(extent()-9, extent()-9, resources()->microShadeIcon() );
+		break;
+	    case StateNormal:
+		p->drawPixmap(extent()-9, extent()-9, resources()->microMaxIcon() );
+		break;
+	    default:
+		break;
+	}
+    }
+}
+
+void KasItem::paintAttention( QPainter *p )
+{
+    p->setPen( resources()->attentionColor() );
+    p->drawPixmap( 3, extent()-11, resources()->attentionIcon() );
+}
+
+void KasItem::setAnimation( const PixmapList &frames )
+{
+    anim = frames;
+    aniFrame = 0;
+}
+
+void KasItem::advanceAnimation()
+{
+    aniFrame++;
+
+    if ( aniFrame >= anim.count() )
+        aniFrame = 0;
+
+    update();
+}
+
+void KasItem::setShowAnimation( bool yes )
+{
+    if ( yes == drawAnim )
+	return;
+
+    drawAnim = yes;
+    update();
+}
+
+void KasItem::paintAnimation( QPainter *p )
+{
+    if ( (aniFrame+1) > anim.count() )
+	return;
+
+    QPixmap pix = anim[ aniFrame ];
+    if ( pix.isNull() )
+	return;
+
+    if ( kas->itemSize() == KasBar::Small )
+	p->drawPixmap( 4, 16, pix );
+    else
+	p->drawPixmap( extent()-18, 16, pix );
+}
+
+void KasItem::paintIcon( QPainter *p )
+{
+    if ( pix.isNull() )
+	return;
+
+    int x = (extent() - 4 - pix.width()) / 2;
+    int y = (extent() - 15 - pix.height()) / 2;
+    p->drawPixmap( x-4, y+15, pix );
+}
+
+void KasItem::paint( QPainter *p )
+{
+   paintBackground( p );
+   paintFrame( p );
+   paintLabel( p );
+   paintIcon( p );
+
+   if ( drawAnim )
+       paintAnimation( p );
+
+   if ( attention_ )
+       paintAttention( p );
+}
+
+void KasItem::paint( QPainter *p, int x, int y )
+{
+    p->save();
+    p->translate( x, y );
+    paint( p );
+    p->restore();
+}
+
+void KasItem::repaint()
+{
+   repaint( true );
+}
+
+void KasItem::repaint( bool erase )
+{
+   if ( kas->isVisible() )
+       kas->repaintItem( this, erase );
+}
+
+void KasItem::update()
+{
+   if ( kas->isVisible() )
+       kas->updateItem( this );
+}
+