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-rw-r--r--libopie2/opieui/olistview.cpp6
-rw-r--r--libopie2/opieui/olistview.h11
2 files changed, 17 insertions, 0 deletions
diff --git a/libopie2/opieui/olistview.cpp b/libopie2/opieui/olistview.cpp
index 8f290d3..ec503dd 100644
--- a/libopie2/opieui/olistview.cpp
+++ b/libopie2/opieui/olistview.cpp
@@ -6,172 +6,178 @@
           .>+-=
 _;:,     .>    :=|. This program is free software; you can
.> <`_,   >  .   <= redistribute it and/or modify it under
:`=1 )Y*s>-.--   : the terms of the GNU Library General Public
.="- .-=="i,     .._ License as published by the Free Software
 - .   .-<_>     .<> Foundation; either version 2 of the License,
     ._= =}       : or (at your option) any later version.
    .%`+i>       _;_.
    .i_,=:_.      -<s. This program is distributed in the hope that
     +  .  -:.       = it will be useful, but WITHOUT ANY WARRANTY;
    : ..    .:,     . . . without even the implied warranty of
    =_        +     =;=|` MERCHANTABILITY or FITNESS FOR A
  _.=:.       :    :=>`: PARTICULAR PURPOSE. See the GNU
..}^=.=       =       ; Library General Public License for more
++=   -.     .`     .: details.
 :     =  ...= . :.=-
 -.   .:....=;==+<; You should have received a copy of the GNU
  -_. . .   )=.  = Library General Public License along with
    --        :-=` this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/* QT */
#include <qcolor.h>
#include <qheader.h>
#include <qpainter.h>
#include <qpixmap.h>
/* OPIE */
#include <opie2/olistview.h>
/*======================================================================================
* OListView
*======================================================================================*/
OListView::OListView( QWidget *parent, const char *name )
:QListView( parent, name )
{
//FIXME: get from global settings and calculate ==> see oglobalsettings.*
m_alternateBackground = QColor( 238, 246, 255 );
m_columnSeparator = QPen( QColor( 150, 160, 170 ), 0, DotLine );
m_fullWidth = true;
+ connect( this, SIGNAL(expanded(QListViewItem*)), SLOT(expand(QListViewItem*)));
}
OListView::~OListView()
{
}
void OListView::setFullWidth( bool fullWidth )
{
m_fullWidth = m_fullWidth;
#if QT_VERSION > 290
header()->setStretchEnabled( fullWidth, columns()-1 );
#endif
}
bool OListView::fullWidth() const
{
return m_fullWidth;
}
int OListView::addColumn( const QString& label, int width )
{
int result = QListView::addColumn( label, width );
#if QT_VERSION > 290
if (m_fullWidth) {
header()->setStretchEnabled( false, columns()-2 );
header()->setStretchEnabled( true, columns()-1 );
}
#endif
return result;
}
int OListView::addColumn( const QIconSet& iconset, const QString& label, int width )
{
int result = QListView::addColumn( iconset, label, width );
#if QT_VERSION > 290
if (m_fullWidth) {
header()->setStretchEnabled( false, columns()-2 );
header()->setStretchEnabled( true, columns()-1 );
}
#endif
return result;
}
void OListView::removeColumn( int index )
{
QListView::removeColumn(index);
#if QT_VERSION > 290
if ( m_fullWidth && index == columns() )
{
header()->setStretchEnabled( true, columns()-1 );
}
#endif
}
const QColor& OListView::alternateBackground() const
{
return m_alternateBackground;
}
void OListView::setAlternateBackground( const QColor &c )
{
m_alternateBackground = c;
repaint();
}
const QPen& OListView::columnSeparator() const
{
return m_columnSeparator;
}
void OListView::setColumnSeparator( const QPen& p )
{
m_columnSeparator = p;
repaint();
}
+void OListView::expand(QListViewItem *item)
+{
+ ((OListViewItem*)item)->expand();
+}
+
OListViewItem* OListView::childFactory()
{
return new OListViewItem( this );
}
#ifndef QT_NO_DATASTREAM
void OListView::serializeTo( QDataStream& s ) const
{
#warning Caution... the binary format is still under construction...
qDebug( "storing OListView..." );
// store number of columns and the labels
s << columns();
for ( int i = 0; i < columns(); ++i )
s << columnText( i );
// calculate the number of top-level items to serialize
int items = 0;
QListViewItem* item = firstChild();
while ( item )
{
item = item->nextSibling();
items++;
}
// store number of items and the items itself
s << items;
item = firstChild();
for ( int i = 0; i < items; ++i )
{
s << *static_cast<OListViewItem*>( item );
item = item->nextSibling();
}
qDebug( "OListview stored." );
}
void OListView::serializeFrom( QDataStream& s )
{
#warning Caution... the binary format is still under construction...
qDebug( "loading OListView..." );
int cols;
s >> cols;
qDebug( "read number of columns = %d", cols );
while ( columns() < cols ) addColumn( QString::null );
diff --git a/libopie2/opieui/olistview.h b/libopie2/opieui/olistview.h
index 109e309..a00b43a 100644
--- a/libopie2/opieui/olistview.h
+++ b/libopie2/opieui/olistview.h
@@ -77,96 +77,102 @@ class OListView: public QListView
bool fullWidth() const;
/**
* Reimplemented for full width support
*/
virtual int addColumn( const QString& label, int width = -1 );
/**
* Reimplemented for full width support
*/
virtual int addColumn( const QIconSet& iconset, const QString& label, int width = -1 );
/**
* Reimplemented for full width support
*/
virtual void removeColumn(int index);
/**
* Set the alternate background background @a color.
* Set to an invalid color to disable alternate colors.
* This only has an effect if the items are OListViewItems
*/
void setAlternateBackground( const QColor& color );
/**
* Sets the column separator @a pen.
*/
void setColumnSeparator( const QPen& pen );
/**
* @returns the alternate background color
*/
const QColor& alternateBackground() const;
/**
* @return the column separator pen
*/
const QPen& columnSeparator() const;
/**
* Create a list view item as child of this object
* @returns the new object
*/
virtual OListViewItem* childFactory();
#ifndef QT_NO_DATASTREAM
/**
* Serialize this object to @ref QDataStream @a stream
*/
virtual void serializeTo( QDataStream& stream ) const;
/**
* Serialize this object from a @ref QDataStream @a stream
*/
virtual void serializeFrom( QDataStream& s );
#endif
+protected slots:
+ /**
+ * expand the current OListViewItem
+ */
+ void expand(QListViewItem*);
+
private:
QColor m_alternateBackground;
bool m_fullWidth;
QPen m_columnSeparator;
};
#ifndef QT_NO_DATASTREAM
/**
* @relates OListView
* Writes @a listview to the @a stream and returns a reference to the stream.
*/
QDataStream& operator<<( QDataStream& stream, const OListView& listview );
/**
* @relates OListView
* Reads @a listview from the @a stream and returns a reference to the stream.
*/
QDataStream& operator>>( QDataStream& stream, OListView& listview );
#endif // QT_NO_DATASTREAM
/*======================================================================================
* OListViewItem
*======================================================================================*/
class OListViewItem: public QListViewItem
{
public:
/**
* Constructors.
*/
OListViewItem( QListView * parent );
OListViewItem( QListViewItem * parent );
OListViewItem( QListView * parent, QListViewItem * after );
OListViewItem( QListViewItem * parent, QListViewItem * after );
OListViewItem( QListView * parent,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
OListViewItem( QListViewItem * parent,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
OListViewItem( QListView * parent, QListViewItem * after,
QString, QString = QString::null,
@@ -175,96 +181,101 @@ class OListViewItem: public QListViewItem
QString = QString::null, QString = QString::null );
OListViewItem( QListViewItem * parent, QListViewItem * after,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
/**
* Destructor.
*/
virtual ~OListViewItem();
/**
* @returns the background color of the list item.
*/
const QColor& backgroundColor();
/**
* @returns true, if the item is at an odd position and
* thus have to be painted with the alternate background color.
*/
bool isAlternate();
/**
* @note: Reimplemented for internal purposes - the API is not affected
*
*/
void paintCell( QPainter *p, const QColorGroup &cg, int column, int width, int alignment );
/**
* Perform object initialization.
*/
void init();
/**
* create a list view item as child of this object
* @returns the new object
*/
virtual OListViewItem* childFactory();
#ifndef QT_NO_DATASTREAM
/**
* serialize this object to or from a @ref QDataStream
* @param s the stream used to serialize this object.
*/
virtual void serializeTo( QDataStream& s ) const;
/**
* serialize this object to or from a @ref QDataStream
* @param s the stream used to serialize this object.
*/
virtual void serializeFrom( QDataStream& s );
#endif
+ /**
+ * expand the the item
+ */
+ virtual void expand(){};
+
private:
bool m_known;
bool m_odd;
};
#ifndef QT_NO_DATASTREAM
/**
* @relates QListViewItem
* Writes listview @a item and all subitems recursively to @a stream
* and returns a reference to the stream.
*/
QDataStream& operator<<( QDataStream& stream, const OListViewItem& item );
/**
* @relates QListViewItem
* Reads listview @a item from @a stream and returns a reference to the stream.
*/
QDataStream& operator>>( QDataStream& stream, OListViewItem& item );
#endif // QT_NO_DATASTREAM
/*======================================================================================
* ONamedListView
*======================================================================================*/
class ONamedListViewItem;
/**
* @brief An OListView variant with named columns.
*
* This class provides a higher-level interface to an OListView.
*
* @author Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
*/
class ONamedListView: public OListView
{
public:
/**
* Constructor.
*
* The parameters @a parent and @a name are handled by
* @ref OListView, as usual.
*/
ONamedListView( QWidget* parent = 0, const char* name = 0 );
/**
* Destructor.
*/
virtual ~ONamedListView();
/**
* Add a number of @a columns to the listview.