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/kdeartwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 863 insertions, 0 deletions

diff --git a/kwin-styles/cde/cdeclient.cpp b/kwin-styles/cde/cdeclient.cpp
new file mode 100644
index 00000000..9757ee87
--- /dev/null
+++ b/kwin-styles/cde/cdeclient.cpp
@@ -0,0 +1,863 @@
+/*
+ *	$Id$
+ *
+ *	CDE KWin client - emulates the look and feel
+ *	of dtwm, the CDE window manager.
+ *
+ *	Copyright (c) 2000-2001, 2002
+ *		Chris Lee       <lee@azsites.com>
+ *		Lennart Kudling <kudling@kde.org>
+ *      	Fredrik Höglund <fredrik@kde.org>
+ *
+ *	Copyright (c) 2003,2004
+ *		Luciano Montanaro <mikelima@cirulla.net>
+ *
+ *	Originally based on the KStep client.
+ *
+ *	Distributed under the terms of the BSD license.
+ */
+
+#include "cdeclient.h"
+#include <qdatetime.h>
+#include <qlayout.h>
+#include <qbutton.h>
+#include <qcursor.h>
+#include <qlabel.h>
+#include <qtooltip.h>
+#include <qdrawutil.h>
+#include <qpainter.h>
+#include <qapplication.h>
+#include <klocale.h>
+#include <kconfig.h>
+
+extern "C" KDE_EXPORT KDecorationFactory* create_factory()
+{
+    return new CDE::CdeClientFactory();
+}
+
+namespace CDE {
+
+static int s_frameWidth = 5;
+static int s_buttonSize = 19;
+static bool titlebarButtonMode = true;
+static bool coloredFrame = true;
+static Qt::AlignmentFlags textAlignment = Qt::AlignHCenter;
+
+// Precomputed border sizes for accessibility
+// The sizes are applied for tiny -> normal -> large -> very large -> huge ->
+// very huge -> oversized
+static const int borderSizes[] = { 4, 6, 9, 12, 18, 26, 42 };
+
+// Parameters needed to draw the widgets (offsets from the border)
+static int s_o1 = 4;
+static int s_o2 = 7;
+static int s_w1 = 11;
+static int s_w2 = 5;
+
+// These are the line segments for the X on the close button
+
+static const int NUM_CLOSEL_COORDS = 2 * 14;
+static const QCOORD closeLLinesTemplate[NUM_CLOSEL_COORDS] =
+    { 14,3, 12,3,  12,3, 9,6,  5,3, 3,3,  3,3, 3,5,
+      3,5, 6,8, 6,9, 3,12,  3,12, 3,14 };
+
+static const int NUM_CLOSED_COORDS = 2 * 18;
+static const QCOORD closeDLinesTemplate[NUM_CLOSED_COORDS] =
+    { 5,3, 8,6,  14,4, 14,5,  14,5, 11,8,  11,9, 14,12,  14,12, 14,14,
+      14,14, 12,14,  12,14, 9,11,  8,11, 5,14,  5,14, 4,14 };
+
+static QCOORD closeLLines[NUM_CLOSEL_COORDS];
+
+static QCOORD closeDLines[NUM_CLOSED_COORDS];
+
+// These are the line segments for the ? on the help button
+static const int NUM_HELPL_COORDS = 2 * 16;
+static const QCOORD helpLLinesTemplate[NUM_HELPL_COORDS] =
+    { 4,6, 4,5,  4,5, 6,3,  6,3, 9,3,  10,3, 11,4,
+      9,7, 7,9,  7,9, 7,10,  7,14, 7,13,  8,12, 9,12  };
+
+static const int NUM_HELPD_COORDS = 2 * 14;
+static const QCOORD helpDLinesTemplate[NUM_HELPD_COORDS] =
+    {  5,7, 8,6,  12,5, 12,8,  12,8, 10,10,  10,10, 10,11,
+       10,11, 8,11,  10,14, 10,13,  9,15, 8,15 };
+
+static QCOORD helpLLines[NUM_HELPL_COORDS];
+
+static QCOORD helpDLines[NUM_HELPD_COORDS];
+
+
+// This question mark is taller than the one above and
+// is positioned one pixel higher on the button
+/*
+static const QCOORD helpLLines[] =
+    { 4,5, 4,4,  4,4, 6,2,  6,2, 9,2,  10,2, 11,3,
+      9,6, 7,8,  7,9, 7,10,  7,13, 8,12,  8,12, 9,12  };
+
+static const QCOORD helpDLines[] =
+    {  5,6, 8,5,  12,4, 12,7,  12,7, 10,9,  10,10, 10,11,
+       10,11, 8,11,  10,13, 9,14,  9,14, 8,14 };
+*/
+// Same as the one above but with a larger dot under
+// the question mark
+/*
+static const QCOORD helpLLines[] =
+    { 4,5, 4,4,  4,4, 6,2,  6,2, 9,2,  10,2, 11,3,
+      9,6, 7,8,  7,9, 7,10,  7,14, 7,13,  8,12, 9,12  };
+
+static const QCOORD helpDLines[] =
+    {  5,6, 8,5,  12,4, 12,7,  12,7, 10,9,  10,10, 10,11,
+       10,11, 8,11,  10,13, 10,14,  9,15, 8,15 };
+*/
+
+static inline const KDecorationOptions* options()
+{
+    return KDecoration::options();
+}
+
+static void fixColorGroup(QColorGroup & colorGroup)
+{
+    QColor light = colorGroup.light();
+
+    int hue, saturation, value;
+
+    light.hsv(&hue, &saturation, &value);
+
+    if (value < 128)
+    {
+      light.setHsv(hue, saturation, 128);
+      colorGroup.setColor(QColorGroup::Light, light);
+    }
+
+    QColor dark = colorGroup.dark();
+
+    dark.hsv(&hue, &saturation, &value);
+
+    if (value < 84)
+    {
+      dark.setHsv(hue, saturation, 84);
+      colorGroup.setColor(QColorGroup::Dark, dark);
+    }
+}
+
+// scaling helper function used to scale the close 'X' glyph
+
+static int scaleCoord(int c)
+{
+    if (c < 6) return c;
+    if (c <= 11) return c + (s_buttonSize - 19) / 2;
+    return c + s_buttonSize - 19;
+}
+
+static void readConfig(CdeClientFactory *f)
+{
+    KConfig conf( "kwincderc" );
+
+    conf.setGroup("General");
+    coloredFrame = conf.readBoolEntry( "UseTitleBarBorderColors", true );
+    titlebarButtonMode = conf.readBoolEntry( "TitlebarButtonMode", true );
+
+    QString value = conf.readEntry( "TextAlignment", "AlignHCenter" );
+    if ( value == "AlignLeft" )
+	textAlignment = Qt::AlignLeft;
+    else if ( value == "AlignHCenter" )
+	textAlignment = Qt::AlignHCenter;
+    else if ( value == "AlignRight" )
+	textAlignment = Qt::AlignRight;
+
+
+    // find preferred border size
+    int i = options()->preferredBorderSize(f);
+    if (i >= 0 && i <= 6) s_frameWidth = borderSizes[i];
+
+    // Do not allow malicious users or corrupt config files to
+    // go past the domain of the valid border sizes.
+
+    // Size limit increased for accessability. LM
+    if (s_frameWidth < 0)  s_frameWidth = 0;
+    if (s_frameWidth > 30) s_frameWidth = 30;
+
+    // Force button size to be in a reasonable range.
+    // If the frame width is large, the button size must be large too.
+    s_buttonSize = QFontMetrics(options()->font( true )).height() + 2;
+    if (s_buttonSize < 19) s_buttonSize = 19;
+    if (s_buttonSize < s_frameWidth) s_buttonSize = s_frameWidth;
+    s_buttonSize |= 1; // Be sure the button size is odd.
+
+    // Calculate widths and offsets for the button icons
+    s_o1 = s_buttonSize * 4 / 19;
+    s_o2 = s_buttonSize * 7 / 19;
+    s_w1 = s_buttonSize - 2 * s_o1;
+    s_w2 = s_buttonSize - 2 * s_o2;
+
+    // Copy and scale the close icon
+    int offset = (s_buttonSize - 19) / 2;
+    for (int i = 0; i < NUM_CLOSEL_COORDS; i++) {
+	closeLLines[i] = scaleCoord(closeLLinesTemplate[i]);
+    }
+    for (int i = 0; i < NUM_CLOSED_COORDS; i++) {
+	closeDLines[i] = scaleCoord(closeDLinesTemplate[i]);
+    }
+    // Copy and center the help icon
+    for (int i = 0; i < NUM_HELPL_COORDS; i++) {
+	helpLLines[i] = helpLLinesTemplate[i] + offset;
+    }
+    for (int i = 0; i < NUM_HELPD_COORDS; i++) {
+	helpDLines[i] = helpDLinesTemplate[i] + offset;
+    }
+}
+
+// ---------------------------------------
+
+CdeClientFactory::CdeClientFactory()
+{
+    CDE::readConfig(this);
+}
+
+CdeClientFactory::~CdeClientFactory()
+{
+}
+
+KDecoration *CdeClientFactory::createDecoration(KDecorationBridge *b)
+{
+    return new CdeClient(b, this);
+}
+
+bool CdeClientFactory::reset(unsigned long /*changed*/)
+{
+    // TODO Do not recreate decorations if it is not needed. Look at
+    // ModernSystem for how to do that
+    // For now just return true.
+    CDE::readConfig(this);
+    return true;
+}
+
+bool CdeClientFactory::supports( Ability ability )
+{
+    switch( ability )
+    {
+        case AbilityAnnounceButtons:
+        case AbilityButtonMenu:
+        case AbilityButtonOnAllDesktops:
+        case AbilityButtonHelp:
+        case AbilityButtonMinimize:
+        case AbilityButtonMaximize:
+        case AbilityButtonClose:
+            return true;
+        default:
+            return false;
+    };
+}
+
+QValueList< CdeClientFactory::BorderSize >
+CdeClientFactory::borderSizes() const
+{
+    // the list must be sorted
+    return QValueList< BorderSize >() << BorderTiny << BorderNormal <<
+	BorderLarge << BorderVeryLarge <<  BorderHuge <<
+	BorderVeryHuge << BorderOversized;
+}
+
+// ---------------------------------------
+
+CdeClient::CdeClient(KDecorationBridge *b, KDecorationFactory *f)
+    : KDecoration(b, f)
+{
+}
+
+void CdeClient::init()
+{
+    createMainWidget(WStaticContents | WResizeNoErase | WRepaintNoErase);
+    widget()->installEventFilter(this);
+
+    widget()->setBackgroundMode(NoBackground);
+
+    mainLayout = new QVBoxLayout(widget());
+    QBoxLayout* windowLayout = new QBoxLayout(0, QBoxLayout::LeftToRight, 0, 0, 0);
+    titleLayout = new QBoxLayout(0, QBoxLayout::LeftToRight, 0, 0, 0);
+
+    // TODO Check if this stuff can be simplified.
+    // Border sizes are from a fixed set now.
+    if ( s_frameWidth > 1 )
+    {
+       // the style normally draws a black frame around the window, so we
+       // need 1 line of space for that in addition to the normal window frame
+    	mainLayout->setMargin( s_frameWidth+1 );
+    }
+    else
+    {
+	// but if the frame is set to just 1 pixel we just draw the black frame
+	// instead of the normal window frame, so no extra space is needed. if
+	// its 0 we don't draw anything.
+    	mainLayout->setMargin( s_frameWidth );
+    }
+
+    mainLayout->addLayout( titleLayout );
+    mainLayout->addLayout( windowLayout, 1 );
+
+    if (isPreview())
+        windowLayout->addWidget(new QLabel(i18n(
+			"<center><b>CDE preview</b></center>"), widget()), 1);
+    else
+    	windowLayout->addItem( new QSpacerItem( 0, 0 ));
+
+    for ( int i=0; i < BtnCount; i++ )
+        button[i] = NULL;
+
+    addClientButtons( options()->titleButtonsLeft() );
+
+    titlebar = new QSpacerItem( 10, 16, QSizePolicy::Expanding, QSizePolicy::Minimum );
+    titleLayout->addItem( titlebar );
+
+    addClientButtons( options()->titleButtonsRight() );
+
+    titlebarPressed = false;
+    closing = false;
+}
+
+void CdeClient::addClientButtons( const QString& s )
+{
+    if ( s.length() > 0 )
+        for ( unsigned int i = 0; i < s.length(); i++ )
+        {
+            switch( s[i].latin1() )
+            {
+                // Menu button
+                case 'M':
+                    if ( ! button[BtnMenu] )
+                    {
+                        button[BtnMenu] = new CdeButton( this, "menu", BtnMenu, i18n("Menu"), LeftButton|RightButton );
+                        connect( button[BtnMenu], SIGNAL(pressed()), SLOT(menuButtonPressed()) );
+                        connect( button[BtnMenu], SIGNAL(released()), SLOT(menuButtonReleased()) );
+                        titleLayout->addWidget( button[BtnMenu] );
+                    }
+                    break;
+
+                //Help button
+                case 'H':
+                    if ( providesContextHelp() && (! button[BtnHelp] ) )
+                    {
+                        button[BtnHelp] = new CdeButton( this, "help", BtnHelp, i18n("Help") );
+                        connect(button[BtnHelp],
+				SIGNAL(clicked()), SLOT(showContextHelp()));
+                        titleLayout->addWidget( button[BtnHelp] );
+                    }
+                    break;
+
+		//Minimize button
+                case 'I':
+                    if ( (! button[BtnIconify] ) && isMinimizable() )
+                    {
+                        button[BtnIconify] = new CdeButton( this, "iconify", BtnIconify, i18n("Minimize") );
+                        connect(button[BtnIconify],
+				SIGNAL(clicked()), SLOT(minimize()));
+                        titleLayout->addWidget( button[BtnIconify] );
+                    }
+                    break;
+
+                // Maximize button
+                case 'A':
+                    if ( (! button[BtnMax] ) && isMaximizable() )
+                    {
+                        button[BtnMax] = new CdeButton(this, "maximize", BtnMax, i18n("Maximize"), LeftButton|MidButton|RightButton);
+                        connect(button[BtnMax], SIGNAL(clicked()),
+				SLOT(maximizeButtonClicked()));
+                        titleLayout->addWidget( button[BtnMax] );
+                    }
+                    break;
+
+                // Close button
+                case 'X':
+                    if ( !button[BtnClose] && isCloseable())
+                    {
+                        button[BtnClose] = new CdeButton(this, "close", BtnClose, i18n("Close"));
+                        connect( button[BtnClose], SIGNAL( clicked()), SLOT(closeWindow()) );
+                        titleLayout->addWidget( button[BtnClose] );
+                    }
+		// Add onAlldesktops button and spacers
+            }
+        }
+
+}
+
+void CdeClient::captionChange()
+{
+    widget()->repaint(titlebar->geometry(), false);
+}
+
+void CdeClient::activeChange()
+{
+    for ( int i=0; i < BtnCount; i++ )
+	if ( button[i] ) button[i]->reset();
+
+    widget()->repaint(false);
+}
+
+void CdeClient::maximizeChange()
+{
+    if ( button[BtnMax] ) {
+	bool m = maximizeMode() == MaximizeFull;
+	QToolTip::remove(button[BtnMax]);
+	QToolTip::add(button[BtnMax], m ? i18n("Restore") : i18n("Maximize"));
+	button[BtnMax]->repaint();
+    }
+}
+
+void CdeClient::iconChange()
+{
+}
+
+void CdeClient::shadeChange()
+{
+}
+
+void CdeClient::showEvent(QShowEvent *)
+{
+    widget()->repaint();
+}
+
+void CdeClient::desktopChange()
+{
+    // Nothing to do yet
+}
+
+QSize CdeClient::minimumSize() const
+{
+    return QSize(2 * (s_buttonSize + s_frameWidth),
+	         2 * s_frameWidth + s_buttonSize);
+}
+
+void CdeClient::resize(const QSize& s)
+{
+    widget()->resize(s);
+}
+
+void CdeClient::maximizeButtonClicked()
+{
+    if (button[BtnMax]) {
+	maximize(button[BtnMax]->lastButton());
+    }
+}
+
+void CdeClient::menuButtonPressed()
+{
+    static QTime* t = NULL;
+    static CdeClient* lastClient = NULL;
+    if( t == NULL )
+	t = new QTime;
+    bool dbl = ( lastClient == this && t->elapsed() <= QApplication::doubleClickInterval());
+    lastClient = this;
+    t->start();
+    if( !dbl )
+    {
+	QRect menuRect = button[BtnMenu]->rect();
+        QPoint menuTop = button[BtnMenu]->mapToGlobal(menuRect.topLeft());
+        QPoint menuBottom = 
+	    button[BtnMenu]->mapToGlobal(menuRect.bottomRight());
+        KDecorationFactory* f = factory();
+        showWindowMenu(QRect(menuTop, menuBottom));
+        if( !f->exists( this )) // 'this' was deleted
+            return;
+	button[BtnMenu]->setDown(false);
+    }
+    else
+       closing = true;
+}
+
+void CdeClient::menuButtonReleased()
+{
+    if( closing )
+        closeWindow();
+}
+
+void CdeClient::resizeEvent( QResizeEvent* e)
+{
+    if (widget()->isVisibleToTLW()) {
+        widget()->update();
+        int dx = 0;
+        int dy = 0;
+
+	    if ( e->oldSize().width() != width() )
+	       dx = 32 + QABS( e->oldSize().width() -  width() );
+
+	    if ( e->oldSize().height() != height() )
+	       dy = 8 + QABS( e->oldSize().height() -  height() );
+
+	    if ( dy )
+	       widget()->update( 0, height() - dy + 1, width(), dy );
+
+        if ( dx )
+        {
+	    widget()->update( width() - dx + 1, 0, dx, height() );
+	    widget()->update( QRect( QPoint(4,4),
+	    titlebar->geometry().bottomLeft() - QPoint(1,0) ) );
+	    widget()->update(QRect(titlebar->geometry().topRight(),
+			QPoint(width() - 4, titlebar->geometry().bottom())));
+
+	    // Titlebar needs no paint event
+	    QApplication::postEvent( this, new QPaintEvent( titlebar->geometry(), false ) );
+	}
+    }
+}
+
+void CdeClient::paintEvent( QPaintEvent* )
+{
+    QPainter p(widget());
+
+    QColorGroup colorGroup;
+
+    if ( coloredFrame )
+	colorGroup = options()->colorGroup( KDecoration::ColorTitleBar, isActive() );
+    else
+	colorGroup = options()->colorGroup( KDecoration::ColorFrame, isActive() );
+
+    fixColorGroup( colorGroup );
+
+    QRect trect = titlebar->geometry();
+    QRect mrect = widget()->rect();
+
+    if ( s_frameWidth > 0 )
+    {
+	// draw black frame:
+	p.setPen( Qt::black );
+	p.drawRect( mrect );
+    }
+
+    p.setPen( Qt::NoPen );
+    p.setBrush( colorGroup.background() );
+
+
+    if ( s_frameWidth > 1 )
+    {
+	bool shaded = isShade();
+	int longSide = s_frameWidth + s_buttonSize;
+
+	// draw frame-background:
+	p.drawRect( 1, 1,
+    		mrect.width() - 2, s_frameWidth );
+	p.drawRect( 1, mrect.height() - s_frameWidth - 1,
+		mrect.width() - 2, s_frameWidth );
+	p.drawRect( 1, s_frameWidth + 1,
+		s_frameWidth, mrect.height() - 2*s_frameWidth - 2 );
+	p.drawRect( mrect.width() - s_frameWidth - 1, s_frameWidth + 1,
+		s_frameWidth, mrect.height() - 2*s_frameWidth - 2 );
+
+	if ( ! shaded )
+	{
+	    // draw left  and right frames:
+	    qDrawShadePanel( &p, 1, longSide + 1,
+		s_frameWidth, mrect.height() - 2 * (longSide + 1),
+		colorGroup );
+
+	    qDrawShadePanel( &p, mrect.width() - s_frameWidth - 1, longSide + 1,
+		s_frameWidth, mrect.height() - 2 * (longSide + 1),
+		colorGroup );
+	}
+
+	// draw top and bottom frames:
+	qDrawShadePanel( &p, longSide + 1, 1,
+	    mrect.width() - 2 * (longSide + 1), s_frameWidth,
+	    colorGroup );
+
+	qDrawShadePanel( &p, longSide + 1, mrect.height() - s_frameWidth - 1,
+	    mrect.width() - 2 * (longSide + 1), s_frameWidth,
+	    colorGroup );
+
+	// draw light corner parts:
+	p.setPen( colorGroup.light() );
+
+	// tl corner:
+	p.drawLine( 1, 1, longSide - 1, 1 );
+	p.drawLine( 1, 1, 1, longSide - 1 );
+
+	// tr corner:
+	p.drawLine( mrect.width() - 3, 1, mrect.width() - longSide - 1, 1 );
+	p.drawLine( mrect.width() - longSide - 1, 1,
+	    mrect.width() - longSide - 1, s_frameWidth - 1 );
+	p.drawLine( mrect.width() - s_frameWidth - 1, s_frameWidth,
+	    mrect.width() - s_frameWidth - 1, longSide - 1 );
+
+	// br corner:
+	if ( !shaded )
+	{
+	    p.drawLine( mrect.width() - 3, mrect.height() - longSide - 1,
+		mrect.width() - s_frameWidth - 1, mrect.height() - longSide - 1 );
+	}
+	p.drawLine( mrect.width() - s_frameWidth - 1, mrect.height() - longSide,
+	    mrect.width() - s_frameWidth - 1, mrect.height() - s_frameWidth - 1 );
+	p.drawLine( mrect.width() - s_frameWidth - 2, mrect.height() - s_frameWidth - 1,
+	    mrect.width() - longSide - 1, mrect.height() - s_frameWidth - 1 );
+	p.drawLine( mrect.width() - longSide - 1, mrect.height() - s_frameWidth,
+	    mrect.width() - longSide - 1, mrect.height() - 2 );
+
+	// bl corner:
+	if ( !shaded )
+	{
+	    p.drawLine( s_frameWidth-1, mrect.height() - longSide - 1,
+		2, mrect.height() - longSide - 1 );
+	}
+	p.drawLine( 1, mrect.height() - longSide - 1,
+	    1, mrect.height() - 3 );
+	p.drawLine( longSide - 1, mrect.height() - s_frameWidth - 1,
+	    s_frameWidth + 1, mrect.height() - s_frameWidth - 1 );
+
+	// draw dark corner parts:
+	p.setPen( colorGroup.dark() );
+
+	// tl corner:
+	if ( !shaded )
+	    p.drawLine( 1, longSide, s_frameWidth, longSide );
+	p.drawLine( s_frameWidth, longSide - 1, s_frameWidth, s_frameWidth );
+	p.drawLine( s_frameWidth + 1, s_frameWidth, longSide, s_frameWidth );
+	p.drawLine( s_frameWidth + s_buttonSize, s_frameWidth, longSide, 1 );
+
+	// tr corner:
+	p.drawLine( mrect.width() - longSide - 1, s_frameWidth,
+	    mrect.width() - s_frameWidth - 2, s_frameWidth );
+	if ( !shaded )
+	{
+	    p.drawLine( mrect.width() - s_frameWidth - 1, longSide,
+		mrect.width() - 2, longSide );
+	}
+	p.drawLine( mrect.width() - 2, longSide, mrect.width() - 2, 1 );
+
+	// br corner:
+	p.drawLine( mrect.width() - longSide - 1, mrect.height() - 2,
+	    mrect.width() - 3, mrect.height() - 2 );
+	p.drawLine( mrect.width() - 2, mrect.height() - 2,
+	    mrect.width() - 2, mrect.height() - longSide - 2 );
+
+	// bl corner:
+	p.drawLine( 1, mrect.height() - 2,
+		longSide, mrect.height() - 2 );
+	p.drawLine( s_frameWidth + s_buttonSize, mrect.height() - 3,
+		longSide, mrect.height() - s_frameWidth - 1 );
+	p.drawLine( s_frameWidth, mrect.height() - s_frameWidth - 1,
+		s_frameWidth, mrect.height() - longSide - 1 );
+    }
+
+
+    p.setPen( Qt::NoPen );
+
+    if ( !coloredFrame )
+    {
+	colorGroup = options()->colorGroup( KDecoration::ColorTitleBar, isActive() );
+	fixColorGroup( colorGroup );
+	p.setBrush( colorGroup.background() );
+    }
+
+    // draw titlebar:
+    p.drawRect( trect );
+    qDrawShadePanel( &p, trect, colorGroup, titlebarPressed );
+
+    // draw caption:
+    if ( titlebarPressed ) // move the caption right and down if the titlebar is pressed
+	trect.moveBy( 1,1 ); // Note: the real Mwm doesn't actually do this
+
+    p.setFont( options()->font( true ) );
+    p.setPen( options()->color( KDecoration::ColorFont, isActive() ) );
+    if ( p.fontMetrics().width( caption() ) > trect.width() - 6 )
+    {
+	// left align the text if its too wide to fit in the titlebar
+	p.drawText( trect.x() + 3, trect.y(),
+	    trect.width() - 6, trect.height(),
+	    AlignLeft | AlignVCenter, caption() );
+    }
+    else
+    {
+	// otherwise we'll draw it according to the user settings
+	p.drawText( trect.x() + 3, trect.y(),
+	    trect.width() - 6, trect.height(),
+	    textAlignment | AlignVCenter, caption() );
+    }
+
+    // Draw a line behind the wrapped window to prevent having
+    // unpainted areas when we're shaded.
+    p.setPen( colorGroup.dark() );
+    p.drawLine(s_frameWidth + 1, mrect.height() - s_frameWidth - 2,
+               mrect.width() - s_frameWidth - 2, mrect.height() - s_frameWidth - 2);
+
+}
+
+KDecoration::Position CdeClient::mousePosition( const QPoint& p ) const
+{
+    const int range = s_frameWidth + s_buttonSize;
+    const int border = s_frameWidth + 1;
+
+    Position m = PositionCenter;
+
+    if ((p.x() > border && p.x() < width() - border)
+         && (p.y() > border && p.y() < height() - border))
+        return PositionCenter;
+
+    if (p.y() < range && p.x() <= range)
+        m = PositionTopLeft;
+    else if (p.y() >= height() - range && p.x() >= width() - range)
+        m = PositionBottomRight;
+    else if (p.y() >= height()-range && p.x() <= range)
+        m = PositionBottomLeft;
+    else if (p.y() < range && p.x() >= width() - range)
+        m = PositionTopRight;
+    else if (p.y() < border)
+        m = PositionTop;
+    else if (p.y() >= height() - border)
+        m = PositionBottom;
+    else if (p.x() <= border)
+        m = PositionLeft;
+    else if (p.x() >= width() - border)
+        m = PositionRight;
+    else
+        m = PositionCenter;
+    return m;
+}
+
+void CdeClient::mouseDoubleClickEvent( QMouseEvent * e )
+{
+    if ( e->button() == LeftButton && titlebar->geometry().contains( e->pos() ) )
+	titlebarDblClickOperation();
+}
+
+void CdeClient::wheelEvent( QWheelEvent * e )
+{
+    if (isSetShade() || titleLayout->geometry().contains( e->pos() ) )
+        titlebarMouseWheelOperation( e->delta());
+}
+
+void CdeClient::mousePressEvent( QMouseEvent * e )
+{
+    if ( e->button() == LeftButton && titlebar->geometry().contains( e->pos() ) )
+    {
+	if ( titlebarButtonMode )
+	{
+	    titlebarPressed = true;
+	    widget()->repaint(titlebar->geometry(), false);
+	}
+    }
+}
+
+void CdeClient::borders(int &left, int &right, int &top, int &bottom) const
+{
+    left = right = bottom = s_frameWidth + 1;
+    top = s_buttonSize + s_frameWidth + 1;
+}
+
+void CdeClient::mouseReleaseEvent( QMouseEvent * e )
+{
+    if ( e->button() == LeftButton && titlebarPressed )
+    {
+	titlebarPressed = false;
+	widget()->repaint(titlebar->geometry(), false);
+    }
+}
+
+bool CdeClient::eventFilter(QObject *o, QEvent *e)
+{
+    if (o != widget())
+	return false;
+    switch (e->type()) {
+    case QEvent::Resize:
+	resizeEvent(static_cast< QResizeEvent* >(e));
+	return true;
+    case QEvent::Paint:
+	paintEvent(static_cast< QPaintEvent* >(e));
+	return true;
+    case QEvent::MouseButtonDblClick:
+	mouseDoubleClickEvent(static_cast< QMouseEvent* >(e));
+	return true;
+    case QEvent::MouseButtonPress:
+	processMousePressEvent(static_cast< QMouseEvent* >(e));
+	return true;
+    case QEvent::Show:
+	showEvent(static_cast< QShowEvent* >(e));
+	return true;
+    case QEvent::Wheel:
+	wheelEvent( static_cast< QWheelEvent* >( e ));
+	return true;
+    default:
+	break;
+    }
+    return false;
+}
+
+// ---------------------------------------
+
+CdeButton::CdeButton(CdeClient* parent,
+	const char* name, int btnType, const QString& tip, int realize_btns)
+    : QButton(parent->widget(), name), m_btnType(btnType), last_button(NoButton)
+{
+    setBackgroundMode( QWidget::NoBackground );
+    setFixedSize( s_buttonSize, s_buttonSize );
+    resize( s_buttonSize, s_buttonSize );
+    m_parent = parent;
+
+    setCursor(ArrowCursor);
+    QToolTip::add(this, tip);
+
+    m_realize_buttons = realize_btns;
+}
+
+void CdeButton::reset()
+{
+    repaint( false );
+}
+
+void CdeButton::drawButton( QPainter* p )
+{
+    p->setBrush( options()->color( KDecoration::ColorTitleBar, m_parent->isActive() ) );
+    p->drawRect( 0, 0, s_buttonSize, s_buttonSize );
+
+    QColorGroup colorGroup =
+      options()->colorGroup( KDecoration::ColorTitleBar, m_parent->isActive() );
+
+    fixColorGroup(colorGroup);
+
+    qDrawShadePanel( p, 0, 0, s_buttonSize, s_buttonSize,
+		    colorGroup, isDown() );
+
+    switch ( m_btnType )
+    {
+        case (BtnMenu):
+            qDrawShadePanel( p, s_o1, s_o2, s_w1, s_w2, colorGroup );
+	break;
+	case (BtnHelp):
+	    p->setPen( colorGroup.light() );
+	    p->drawLineSegments( QPointArray(16, helpLLines) );
+	    p->setPen( colorGroup.dark() );
+	    p->drawLineSegments( QPointArray(14, helpDLines) );
+	break;
+	case (BtnIconify):
+	    qDrawShadePanel( p, s_o2, s_o2, s_w2, s_w2, colorGroup );
+	break;
+	case (BtnMax):
+	    qDrawShadePanel( p, s_o1, s_o1, s_w1, s_w1, colorGroup,
+		    m_parent->maximizeMode() == KDecoration::MaximizeFull );
+	break;
+	case (BtnClose):
+	    p->setPen( colorGroup.dark() );
+	    p->drawLineSegments( QPointArray(18, closeDLines) );
+	    p->setPen( colorGroup.light() );
+	    p->drawLineSegments( QPointArray(15, closeLLines) );
+	break;
+    }
+}
+
+void CdeButton::mousePressEvent(QMouseEvent *e)
+{
+    last_button = e->button();
+    QMouseEvent me(e->type(), e->pos(),
+	    e->globalPos(), (e->button()&m_realize_buttons)?LeftButton:NoButton, e->state());
+    QButton::mousePressEvent(&me);
+}
+
+void CdeButton::mouseReleaseEvent(QMouseEvent * e)
+{
+    last_button = e->button();
+    QMouseEvent me(e->type(), e->pos(),
+	    e->globalPos(), (e->button()&m_realize_buttons)?LeftButton:NoButton, e->state());
+    QButton::mouseReleaseEvent(&me);
+}
+
+} // CDE namespace
+
+#include "cdeclient.moc"
+
+// vim: sw=4