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improved plugin-browser

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@119 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Tobias Doerffel
2006-04-06 08:16:07 +00:00
parent 3992e5c954
commit 512b407dbd
5 changed files with 101 additions and 88 deletions
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153
src/core/plugin_browser.cpp
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@@ -46,6 +46,7 @@
#include "plugin_browser.h"
#include "embed.h"
#include "debug.h"
#include "templates.h"
#include "gui_templates.h"
#include "string_pair_drag.h"
@@ -116,13 +117,16 @@ pluginDescWidget::pluginDescWidget( const plugin::descriptor & _pd,
QWidget * _parent, engine * _engine ) :
QWidget( _parent ),
engineObject( _engine ),
m_updateTimer( this ),
m_pluginDescriptor( _pd ),
m_logo( *_pd.logo ),
m_mouseOver( FALSE )
m_mouseOver( FALSE ),
m_targetHeight( 24 )
{
setFixedHeight( 60 );
connect( &m_updateTimer, SIGNAL( timeout() ), SLOT( updateHeight() ) );
setFixedHeight( m_targetHeight );
setMouseTracking( TRUE );
#ifndef QT4
#ifdef QT3
setBackgroundMode( Qt::NoBackground );
#endif
setCursor( Qt::PointingHandCursor );
@@ -140,11 +144,8 @@ pluginDescWidget::~pluginDescWidget()
void pluginDescWidget::paintEvent( QPaintEvent * )
{
QColor fill_color( 192, 192, 192 );
if( m_mouseOver )
{
fill_color = QColor( 224, 224, 224 );
}
const QColor fill_color = m_mouseOver ? QColor( 224, 224, 224 ) :
QColor( 192, 192, 192 );
#ifdef QT4
QPainter p( this );
@@ -157,76 +158,43 @@ void pluginDescWidget::paintEvent( QPaintEvent * )
// and a painter for it
QPainter p( &pm );
#endif
const int s = 16 + ( 32 * ( tLimit( height(), 24, 60 ) - 24 ) ) /
( 60 - 24 );
const QSize logo_size( s, s );
#ifndef QT3
QPixmap logo = m_logo.scaled( logo_size, Qt::KeepAspectRatio,
Qt::SmoothTransformation );
#else
QPixmap logo;
logo.convertFromImage( m_logo.convertToImage().smoothScale( logo_size,
QImage::ScaleMin ) );
#endif
p.setPen( QColor( 64, 64, 64 ) );
p.drawRect( rect() );
p.drawPixmap( 4, 4, m_logo );
p.drawPixmap( 4, 4, logo );
QFont f = pointSize<8>( p.font() );
f.setBold( TRUE );
p.setFont( f );
p.drawText( 58, 14, m_pluginDescriptor.public_name );
p.drawText( 10 + logo_size.width(), 15,
m_pluginDescriptor.public_name );
f.setBold( FALSE );
p.setFont( pointSize<7>( f ) );
#ifdef QT4
QStringList words = pluginBrowser::tr(
m_pluginDescriptor.description ).split( ' ' );
#else
QStringList words = QStringList::split( ' ',
pluginBrowser::tr( m_pluginDescriptor.description ) );
#endif
for( QStringList::iterator it = words.begin(); it != words.end(); ++it )
if( height() > 24 || m_mouseOver )
{
if( ( *it ).contains( '-' ) )
f.setBold( FALSE );
p.setFont( pointSize<7>( f ) );
QRect br;
p.drawText( 10 + logo_size.width(), 20, width() - 58 - 5, 999,
Qt::WordBreak,
pluginBrowser::tr( m_pluginDescriptor.description ),
-1, &br );
if( m_mouseOver )
{
#ifdef QT4
QStringList splitted_word = it->split( '-' );
#else
QStringList splitted_word = QStringList::split( '-',
*it );
#endif
QStringList::iterator orig_it = it;
for( QStringList::iterator it2 = splitted_word.begin();
it2 != splitted_word.end(); ++it2 )
{
#ifdef QT4
if( it2 == --splitted_word.end() )
#else
if( it2 == splitted_word.fromLast() )
#endif
{
words.insert( it, *it2 );
}
else
{
words.insert( it, *it2 + "-" );
++it;
}
}
words.erase( orig_it );
--it;
m_targetHeight = tMax( 60, 25 + br.height() );
}
}
int y = 26;
int avail_width = width() - 58 - 5;
QString s;
for( QStringList::iterator it = words.begin(); it != words.end(); ++it )
{
if( p.fontMetrics().width( s + *it + " " ) >= avail_width )
{
p.drawText( 58, y, s );
y += 10;
s = "";
}
s += *it;
if( ( *it ).right( 1 ) != "-" )
{
s += " ";
}
}
p.drawText( 58, y, s );
#ifndef QT4
// blit drawn pixmap to actual widget
bitBlt( this, rect().topLeft(), &pm );
@@ -236,40 +204,65 @@ void pluginDescWidget::paintEvent( QPaintEvent * )
void pluginDescWidget::enterEvent( QEvent * _e )
{
m_mouseOver = TRUE;
m_targetHeight = height() + 1;
updateHeight();
QWidget::enterEvent( _e );
}
void pluginDescWidget::leaveEvent( QEvent * _e )
{
m_mouseOver = FALSE;
m_targetHeight = 24;
updateHeight();
QWidget::leaveEvent( _e );
}
void pluginDescWidget::mousePressEvent( QMouseEvent * _me )
{
if( _me->button() == Qt::LeftButton )
{
new stringPairDrag( "instrument", m_pluginDescriptor.name,
m_logo, this, eng() );
m_mouseOver = FALSE;
update();
leaveEvent( _me );
}
}
void pluginDescWidget::mouseMoveEvent( QMouseEvent * _me )
void pluginDescWidget::updateHeight( void )
{
bool new_mouse_over = rect().contains( _me->pos() );
if( new_mouse_over != m_mouseOver )
if( m_targetHeight > height() )
{
m_mouseOver = new_mouse_over;
update();
setFixedHeight( height() + 1 );
}
else if( m_targetHeight < height() )
{
setFixedHeight( height() - 1 );
}
else
{
m_updateTimer.stop();
return;
}
if( !m_updateTimer.isActive() )
{
m_updateTimer.start( 15 );
}
}
void pluginDescWidget::mouseReleaseEvent( QMouseEvent * _me )
{
mouseMoveEvent( _me );
}
#include "plugin_browser.moc"