ew feature - when liquid is active a new window decoration is set

(this deco is inspired by the classic KDE liquid kwin style)

1 files changed, 183 insertions, 0 deletions

diff --git a/noncore/styles/liquid/liquiddeco.cpp b/noncore/styles/liquid/liquiddeco.cpp
new file mode 100644
index 0000000..8eee1b1
--- a/dev/null
+++ b/noncore/styles/liquid/liquiddeco.cpp
@@ -0,0 +1,183 @@
+/**********************************************************************
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qtopia Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include <qapplication.h>
+#include <qstyle.h>
+#include <qwidget.h>
+#include <qpainter.h>
+#include <qtimer.h>
+#include <qwhatsthis.h>
+#include <qpe/qcopenvelope_qws.h>
+#include <qpe/qpedecoration_qws.h>
+#include <qdialog.h>
+#include <qdrawutil.h>
+#include <qgfx_qws.h>
+#include <qpe/qpeapplication.h>
+#include <qpe/resource.h>
+#include <qpe/global.h>
+#include <qfile.h>
+#include <qsignal.h>
+
+#include "liquiddeco.h"
+
+#include <stdlib.h>
+
+extern QRect qt_maxWindowRect;
+
+class HackWidget : public QWidget
+{
+public:
+        bool needsOk()
+        {
+                return ( getWState() & WState_Reserved1 );
+        }
+};
+
+
+LiquidDecoration::LiquidDecoration()
+                : QPEDecoration()
+{}
+
+LiquidDecoration::~LiquidDecoration()
+{}
+
+int LiquidDecoration::getTitleHeight( const QWidget * )
+{
+        return 15;
+}
+
+
+void LiquidDecoration::paint( QPainter *painter, const QWidget *widget )
+{
+        int titleWidth = getTitleWidth( widget );
+        int titleHeight = getTitleHeight( widget );
+
+        QRect rect( widget->rect() );
+
+        // Border rect
+        QRect br( rect.left() - BORDER_WIDTH,
+                  rect.top() - BORDER_WIDTH - titleHeight,
+                  rect.width() + 2 * BORDER_WIDTH,
+                  rect.height() + BORDER_WIDTH + BOTTOM_BORDER_WIDTH + titleHeight );
+
+        // title bar rect
+        QRect tr;
+
+        tr = QRect( rect.left(), rect.top() - titleHeight, rect.width(), titleHeight );
+
+        QRegion oldClip = painter->clipRegion();
+                painter->setClipRegion( oldClip - QRegion( tr ) );// reduce flicker
+
+        bool isActive = ( widget == qApp->activeWindow() );
+
+        QColorGroup cg = QApplication::palette().active();
+        if ( isActive )
+                cg. setBrush ( QColorGroup::Button, cg. brush ( QColorGroup::Highlight ) );
+
+        qDrawWinPanel( painter, br.x(), br.y(), br.width(),
+                       br.height() - 4, cg, FALSE,
+                       &cg.brush( QColorGroup::Background ) );
+
+        painter->setClipRegion( oldClip );
+
+        if ( titleWidth > 0 ) {
+                QBrush titleBrush;
+                QPen titlePen;
+                QPen titleLines;
+                int titleLeft = titleHeight + 4;
+
+                titleLeft = rect.left() + 5;
+                painter->setPen( cg.midlight() );
+                painter->drawLine( rect.left() - BORDER_WIDTH + 2,
+                                   rect.bottom() + 1, rect.right() + BORDER_WIDTH - 2,
+                                   rect.bottom() + 1 );
+
+                QRect t ( rect.left() - 2, rect.top() - titleHeight - 2, rect.width() + 3, titleHeight + 2 );
+
+
+
+                QApplication::style().drawBevelButton( painter, t.x(), t.y(), t.width(), t.height(), cg, isActive );
+
+                t.setLeft( t.left() + 4 );
+                t.setRight( t.right() - 2 );
+
+                QFont f( QApplication::font() );
+                f.setWeight( QFont::Bold );
+
+                painter-> setFont( f );
+
+                QColor textcol = cg.color( isActive ? QColorGroup::HighlightedText : QColorGroup::Text );
+                QColor shadecol = ( qGray ( textcol. rgb ( ) ) > 128 ) ? textcol. dark ( 130 ) : textcol.light( 200 );
+
+                if ( textcol == shadecol ) {
+                        if ( qGray ( shadecol. rgb ( ) ) < 128 )
+                                shadecol = QColor ( 225, 225, 225 );
+                        else
+                                shadecol = QColor ( 30, 30, 30 );
+                }
+
+                painter-> setPen( shadecol );
+                painter-> drawText( t.x() + 1, t.y() + 1, t.width(), t.height(), Qt::AlignLeft | Qt::AlignVCenter | Qt::SingleLine, widget->caption() );
+                painter-> setPen( textcol );
+                painter-> drawText( t.x(), t.y(), t.width(), t.height(), Qt::AlignLeft | Qt::AlignVCenter | Qt::SingleLine, widget->caption() );
+        }
+
+#ifndef MINIMIZE_HELP_HACK
+        paintButton( painter, widget, ( QWSDecoration::Region ) Help, 0 );
+#endif
+}
+
+void LiquidDecoration::paintButton( QPainter *painter, const QWidget *w,
+                                    QWSDecoration::Region type, int state )
+{
+        const QColorGroup & cg = w->palette().active();
+
+        QRect brect( region( w, w->rect(), type ).boundingRect() );
+
+        const QImage *img = 0;
+
+        switch ( ( int ) type ) {
+                case Close:
+                        img = &imageClose;
+                        break;
+                case Minimize:
+                        if ( ( ( HackWidget * ) w ) ->needsOk() ||
+                                ( w->inherits( "QDialog" ) && !w->inherits( "QMessageBox" ) ) )
+                                img = &imageOk;
+                        else if ( helpExists )
+                                img = &imageHelp;
+                        break;
+                case Help:
+                        img = &imageHelp;
+                        break;
+                default:
+                        return ;
+        }
+
+        if ( img ) {
+                if ( ( state & QWSButton::MouseOver ) && ( state & QWSButton::Clicked ) ) 
+                        painter->drawImage( brect.x() + 1, brect.y() + 3, *img );
+                else 
+                        painter->drawImage( brect.x(), brect.y() + 2, *img );
+        }
+}
+
+
+