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lalalalala
This commit is contained in:
Dominik Schmidt
parent
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commit
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294
src/libtomahawk/utils/tomahawkutilsgui.cpp
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294
src/libtomahawk/utils/tomahawkutilsgui.cpp
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/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
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*
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* Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
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*
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* Tomahawk 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 3 of the License, or
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* (at your option) any later version.
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*
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* Tomahawk is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tomahawk. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "tomahawkutilsgui.h"
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#include <QtGui/QLayout>
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#include <QtGui/QPainter>
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#include <QtGui/QPixmap>
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#include <QtGui/QPalette>
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#include <QtGui/QApplication>
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#include <QtGui/QWidget>
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#ifdef Q_WS_X11
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#include <QtGui/QX11Info>
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#include <libqnetwm/netwm.h>
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#endif
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#ifdef Q_WS_WIN
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#include <windows.h>
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#include <windowsx.h>
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#endif
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namespace TomahawkUtils
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{
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static int s_headerHeight = 0;
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QPixmap
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createDragPixmap( MediaType type, int itemCount )
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{
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// If more than one item is dragged, align the items inside a
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// rectangular grid. The maximum grid size is limited to 5 x 5 items.
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int xCount = 3;
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int size = 32;
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if ( itemCount > 16 )
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{
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xCount = 5;
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size = 16;
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} else if( itemCount > 9 )
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{
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xCount = 4;
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size = 22;
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}
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if( itemCount < xCount )
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{
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xCount = itemCount;
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}
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int yCount = itemCount / xCount;
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if( itemCount % xCount != 0 )
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{
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++yCount;
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}
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if( yCount > xCount )
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{
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yCount = xCount;
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}
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// Draw the selected items into the grid cells
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QPixmap dragPixmap( xCount * size + xCount - 1, yCount * size + yCount - 1 );
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dragPixmap.fill( Qt::transparent );
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QPainter painter( &dragPixmap );
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painter.setRenderHint( QPainter::Antialiasing );
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QPixmap pixmap;
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switch ( type )
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{
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case MediaTypeArtist:
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pixmap = QPixmap( ":/data/images/artist-icon.png" ).scaledToWidth( size, Qt::SmoothTransformation );
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break;
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case MediaTypeAlbum:
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pixmap = QPixmap( ":/data/images/album-icon.png" ).scaledToWidth( size, Qt::SmoothTransformation );
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break;
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case MediaTypeTrack:
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pixmap = QPixmap( QString( ":/data/images/track-icon-%2x%2.png" ).arg( size ) );
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break;
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}
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int x = 0;
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int y = 0;
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for( int i = 0; i < itemCount; ++i )
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{
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painter.drawPixmap( x, y, pixmap );
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x += size + 1;
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if ( x >= dragPixmap.width() )
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{
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x = 0;
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y += size + 1;
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}
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if ( y >= dragPixmap.height() )
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{
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break;
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}
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}
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return dragPixmap;
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}
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void
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drawBackgroundAndNumbers( QPainter* painter, const QString& text, const QRect& figRectIn )
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{
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QRect figRect = figRectIn;
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if ( text.length() == 1 )
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figRect.adjust( -painter->fontMetrics().averageCharWidth(), 0, 0, 0 );
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QPen origpen = painter->pen();
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QPen pen = origpen;
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pen.setWidth( 1.0 );
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painter->setPen( pen );
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painter->drawRect( figRect );
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// circles look bad. make it an oval. (thanks, apple)
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const int bulgeWidth = 8;
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const int offset = 0; // number of pixels to begin, counting inwards from figRect.x() and figRect.width(). 0 means start at each end, negative means start inside the rect.
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QPainterPath ppath;
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ppath.moveTo( QPoint( figRect.x() + offset, figRect.y() + figRect.height() / 2 ) );
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QRect leftArcRect( figRect.x() + offset - bulgeWidth, figRect.y(), 2*bulgeWidth, figRect.height() );
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ppath.arcTo( leftArcRect, 90, 180 );
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painter->drawPath( ppath );
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ppath = QPainterPath();
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ppath.moveTo( figRect.x() + figRect.width() - offset, figRect.y() + figRect.height() / 2 );
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leftArcRect = QRect( figRect.x() + figRect.width() - offset - bulgeWidth, figRect.y(), 2*bulgeWidth, figRect.height() );
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ppath.arcTo( leftArcRect, 270, 180 );
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painter->drawPath( ppath );
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painter->setPen( origpen );
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#ifdef Q_WS_MAC
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figRect.adjust( -1, 0, 0, 0 );
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#endif
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QTextOption to( Qt::AlignCenter );
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painter->setPen( Qt::white );
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painter->drawText( figRect.adjusted( -5, 0, 6, 0 ), text, to );
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}
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void
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drawQueryBackground( QPainter* p, const QPalette& palette, const QRect& r, qreal lightnessFactor )
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{
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p->setPen( palette.mid().color().lighter( lightnessFactor * 100 ) );
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p->setBrush( palette.highlight().color().lighter( lightnessFactor * 100 ) );
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p->drawRoundedRect( r, 4.0, 4.0 );
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}
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void
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unmarginLayout( QLayout* layout )
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{
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layout->setContentsMargins( 0, 0, 0, 0 );
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layout->setMargin( 0 );
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layout->setSpacing( 0 );
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for ( int i = 0; i < layout->count(); i++ )
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{
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QLayout* childLayout = layout->itemAt( i )->layout();
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if ( childLayout )
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unmarginLayout( childLayout );
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}
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}
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QWidget*
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tomahawkWindow()
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{
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QWidgetList widgetList = qApp->topLevelWidgets();
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int i = 0;
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while( i < widgetList.count() && widgetList.at( i )->objectName() != "TH_Main_Window" )
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i++;
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if ( i == widgetList.count() )
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{
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qDebug() << Q_FUNC_INFO << "could not find main Tomahawk mainwindow";
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Q_ASSERT( false );
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return 0;
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}
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QWidget *widget = widgetList.at( i );
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return widget;
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}
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#ifndef Q_WS_MAC
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void
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bringToFront()
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{
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#if defined(Q_WS_X11)
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{
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qDebug() << Q_FUNC_INFO;
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QWidget* widget = tomahawkWindow();
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if ( !widget )
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return;
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widget->show();
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widget->activateWindow();
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widget->raise();
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WId wid = widget->winId();
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NETWM::init();
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XEvent e;
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e.xclient.type = ClientMessage;
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e.xclient.message_type = NETWM::NET_ACTIVE_WINDOW;
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e.xclient.display = QX11Info::display();
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e.xclient.window = wid;
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e.xclient.format = 32;
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e.xclient.data.l[0] = 2;
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e.xclient.data.l[1] = QX11Info::appTime();
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e.xclient.data.l[2] = 0;
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e.xclient.data.l[3] = 0l;
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e.xclient.data.l[4] = 0l;
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XSendEvent( QX11Info::display(), RootWindow( QX11Info::display(), DefaultScreen( QX11Info::display() ) ), False, SubstructureRedirectMask | SubstructureNotifyMask, &e );
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}
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#elif defined(Q_WS_WIN)
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{
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qDebug() << Q_FUNC_INFO;
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QWidget* widget = tomahawkWindow();
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if ( !widget )
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return;
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widget->show();
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widget->activateWindow();
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widget->raise();
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WId wid = widget->winId();
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HWND hwndActiveWin = GetForegroundWindow();
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int idActive = GetWindowThreadProcessId(hwndActiveWin, NULL);
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if ( AttachThreadInput(GetCurrentThreadId(), idActive, TRUE) )
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{
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SetForegroundWindow( wid );
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SetFocus( wid );
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AttachThreadInput(GetCurrentThreadId(), idActive, FALSE);
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}
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}
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#endif
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}
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#endif
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QPixmap
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createAvatarFrame( const QPixmap &avatar )
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{
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QPixmap frame( ":/data/images/avatar_frame.png" );
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QPixmap scaledAvatar = avatar.scaled( frame.height() * 75 / 100, frame.width() * 75 / 100, Qt::KeepAspectRatio, Qt::SmoothTransformation );
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QPainter painter( &frame );
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painter.drawPixmap( (frame.height() - scaledAvatar.height()) / 2, (frame.width() - scaledAvatar.width()) / 2, scaledAvatar );
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return frame;
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}
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int
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headerHeight()
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{
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return s_headerHeight;
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}
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void
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setHeaderHeight( int height )
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{
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s_headerHeight = height;
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}
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} // ns
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51
src/libtomahawk/utils/tomahawkutilsgui.h
Normal file
51
src/libtomahawk/utils/tomahawkutilsgui.h
Normal file
@ -0,0 +1,51 @@
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/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
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*
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* Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
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*
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* Tomahawk 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 3 of the License, or
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* (at your option) any later version.
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*
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* Tomahawk is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tomahawk. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TOMAHAWKUTILSGUI_H
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#define TOMAHAWKUTILSGUI_H
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#include "tomahawkutils.h"
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#include "dllmacro.h"
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class QPainter;
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class QColor;
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class QPixmap;
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class QLayout;
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class QPalette;
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class QRect;
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namespace TomahawkUtils
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{
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DLLEXPORT void drawQueryBackground( QPainter* p, const QPalette& palette, const QRect& r, qreal lightnessFactor = 1 );
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DLLEXPORT QWidget* tomahawkWindow();
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/// Platform-specific bringing tomahawk mainwindow to front, b/c qt's activate() and such don't seem to work well enough for us
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DLLEXPORT void bringToFront();
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DLLEXPORT QPixmap createAvatarFrame( const QPixmap &avatar );
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DLLEXPORT QColor alphaBlend( const QColor& colorFrom, const QColor& colorTo, float opacity );
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DLLEXPORT QPixmap createDragPixmap( MediaType type, int itemCount = 1 );
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DLLEXPORT void drawBackgroundAndNumbers( QPainter* p, const QString& text, const QRect& rect );
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DLLEXPORT void unmarginLayout( QLayout* layout );
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DLLEXPORT int headerHeight();
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DLLEXPORT void setHeaderHeight( int height );
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}
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#endif // TOMAHAWKUTILSGUI_H
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