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304 lines
7.4 KiB
304 lines
7.4 KiB
/*
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*
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* $Id: k3bjobprogressosd.cpp 619556 2007-01-03 17:38:12Z trueg $
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* Copyright (C) 2005 Sebastian Trueg <trueg@k3b.org>
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*
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* This file is part of the K3b project.
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* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* See the file "COPYING" for the exact licensing terms.
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*/
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#include "k3bjobprogressosd.h"
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#include <k3bthememanager.h>
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#include <k3bapplication.h>
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#include <twin.h>
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#include <kiconloader.h>
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#include <kdebug.h>
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#include <kcursor.h>
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#include <tdeconfig.h>
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#include <tdelocale.h>
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#include <tdepopupmenu.h>
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#include <tqpixmap.h>
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#include <tqpainter.h>
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#include <tqapplication.h>
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#include <X11/Xlib.h>
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K3bJobProgressOSD::K3bJobProgressOSD( TQWidget* parent, const char* name )
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: TQWidget( parent, name, WType_TopLevel | WNoAutoErase | WStyle_Customize | WX11BypassWM | WStyle_StaysOnTop ),
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m_dirty(true),
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m_progress(0),
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m_dragging(false),
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m_screen(0),
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m_position(s_outerMargin, s_outerMargin)
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{
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setFocusPolicy( TQWidget::NoFocus );
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setBackgroundMode( NoBackground );
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// dummy size
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resize( 20, 20 );
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// make sure we are always visible
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KWin::setOnAllDesktops( winId(), true );
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connect( k3bappcore->themeManager(), TQ_SIGNAL(themeChanged()),
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this, TQ_SLOT(refresh()) );
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connect( kapp, TQ_SIGNAL(appearanceChanged()),
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this, TQ_SLOT(refresh()) );
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}
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K3bJobProgressOSD::~K3bJobProgressOSD()
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{
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}
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void K3bJobProgressOSD::show()
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{
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// start with 0 progress
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setProgress(0);
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if( m_dirty )
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renderOSD();
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TQWidget::show();
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}
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void K3bJobProgressOSD::setText( const TQString& text )
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{
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if( m_text != text ) {
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m_text = text;
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refresh();
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}
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}
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void K3bJobProgressOSD::setProgress( int p )
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{
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if( m_progress != p ) {
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m_progress = p;
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refresh();
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}
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}
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void K3bJobProgressOSD::setPosition( const TQPoint& p )
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{
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m_position = p;
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reposition();
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}
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void K3bJobProgressOSD::refresh()
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{
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if( isVisible() )
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renderOSD();
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else
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m_dirty = true;
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}
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void K3bJobProgressOSD::renderOSD()
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{
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// ----------------------------------------
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// | Copying CD |
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// | K3B ========== 40% |
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// | |
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// ----------------------------------------
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// calculate needed size
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if( K3bTheme* theme = k3bappcore->themeManager()->currentTheme() ) {
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TQPixmap icon = TDEGlobal::iconLoader()->loadIcon( "k3b", TDEIcon::NoGroup, 32 );
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int margin = 10;
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int textWidth = fontMetrics().width( m_text );
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// do not change the size every time the text changes, just in case we are too small
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TQSize newSize( TQMAX( TQMAX( 2*margin + icon.width() + margin + textWidth, 100 ), width() ),
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TQMAX( 2*margin + icon.height(), 2*margin + fontMetrics().height()*2 ) );
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m_osdBuffer.resize( newSize );
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TQPainter p( &m_osdBuffer );
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p.setPen( theme->foregroundColor() );
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// draw the background and the frame
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TQRect thisRect( 0, 0, newSize.width(), newSize.height() );
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p.fillRect( thisRect, theme->backgroundColor() );
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p.drawRect( thisRect );
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// draw the k3b icon
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p.drawPixmap( margin, (newSize.height()-icon.height())/2, icon );
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// draw the text
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TQSize textSize = fontMetrics().size( 0, m_text );
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int textX = 2*margin + icon.width();
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int textY = margin + fontMetrics().ascent();
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p.drawText( textX, textY, m_text );
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// draw the progress
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textY += fontMetrics().descent() + 4;
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TQRect progressRect( textX, textY, newSize.width()-textX-margin, newSize.height()-textY-margin );
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p.drawRect( progressRect );
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progressRect.setWidth( m_progress > 0 ? m_progress*progressRect.width()/100 : 0 );
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p.fillRect( progressRect, theme->foregroundColor() );
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// reposition the osd
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reposition( newSize );
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m_dirty = false;
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update();
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}
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}
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void K3bJobProgressOSD::setScreen( int screen )
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{
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const int n = TQApplication::desktop()->numScreens();
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m_screen = (screen >= n) ? n-1 : screen;
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reposition();
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}
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void K3bJobProgressOSD::reposition( TQSize newSize )
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{
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if( !newSize.isValid() )
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newSize = size();
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TQPoint newPos = m_position;
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const TQRect& screen = TQApplication::desktop()->screenGeometry( m_screen );
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// now to properly resize if put into one of the corners we interpret the position
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// depending on the quadrant
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int midH = screen.width()/2;
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int midV = screen.height()/2;
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if( newPos.x() > midH )
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newPos.rx() -= newSize.width();
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if( newPos.y() > midV )
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newPos.ry() -= newSize.height();
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newPos = fixupPosition( newPos );
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// correct for screen position
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newPos += screen.topLeft();
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// ensure we are painted before we move
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if( isVisible() )
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paintEvent( 0 );
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// fancy X11 move+resize, reduces visual artifacts
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XMoveResizeWindow( x11Display(), winId(), newPos.x(), newPos.y(), newSize.width(), newSize.height() );
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}
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void K3bJobProgressOSD::paintEvent( TQPaintEvent* )
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{
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bitBlt( this, 0, 0, &m_osdBuffer );
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}
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void K3bJobProgressOSD::mousePressEvent( TQMouseEvent* e )
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{
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m_dragOffset = e->pos();
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if( e->button() == TQt::LeftButton && !m_dragging ) {
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grabMouse( KCursor::sizeAllCursor() );
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m_dragging = true;
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}
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else if( e->button() == TQt::RightButton ) {
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TDEPopupMenu m;
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if( m.insertItem( i18n("Hide OSD") ) == m.exec( e->globalPos() ) )
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hide();
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}
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}
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void K3bJobProgressOSD::mouseReleaseEvent( TQMouseEvent* )
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{
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if( m_dragging ) {
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m_dragging = false;
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releaseMouse();
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}
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}
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void K3bJobProgressOSD::mouseMoveEvent( TQMouseEvent* e )
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{
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if( m_dragging && this == mouseGrabber() ) {
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// check if the osd has been dragged out of the current screen
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int currentScreen = TQApplication::desktop()->screenNumber( e->globalPos() );
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if( currentScreen != -1 )
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m_screen = currentScreen;
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const TQRect& screen = TQApplication::desktop()->screenGeometry( m_screen );
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// make sure the position is valid
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m_position = fixupPosition( e->globalPos() - m_dragOffset - screen.topLeft() );
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// move us to the new position
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move( m_position );
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// fix the position
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int midH = screen.width()/2;
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int midV = screen.height()/2;
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if( m_position.x() + width() > midH )
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m_position.rx() += width();
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if( m_position.y() + height() > midV )
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m_position.ry() += height();
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}
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}
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TQPoint K3bJobProgressOSD::fixupPosition( const TQPoint& pp )
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{
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TQPoint p(pp);
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const TQRect& screen = TQApplication::desktop()->screenGeometry( m_screen );
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int maxY = screen.height() - height() - s_outerMargin;
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int maxX = screen.width() - width() - s_outerMargin;
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if( p.y() < s_outerMargin )
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p.ry() = s_outerMargin;
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else if( p.y() > maxY )
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p.ry() = maxY;
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if( p.x() < s_outerMargin )
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p.rx() = s_outerMargin;
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else if( p.x() > maxX )
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p.rx() = screen.width() - s_outerMargin - width();
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p += screen.topLeft();
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return p;
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}
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void K3bJobProgressOSD::readSettings( TDEConfigBase* c )
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{
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TDEConfigGroup grp( c, "OSD Position" );
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setPosition( grp.readPointEntry( "Position", 0 ) );
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setScreen( grp.readNumEntry( "Screen", 0 ) );
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}
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void K3bJobProgressOSD::saveSettings( TDEConfigBase* c )
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{
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TDEConfigGroup grp( c, "OSD Position" );
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grp.writeEntry( "Position", m_position );
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grp.writeEntry( "Screen", m_screen );
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}
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#include "k3bjobprogressosd.moc"
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