kwin/tabbox.cpp

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#include "tabbox.h"
#include "workspace.h"
#include "client.h"
#include <qpainter.h>
const bool options_traverse_all = FALSE; // TODO
TabBox::TabBox( Workspace *ws, const char *name=0 )
: QWidget( 0, name, WStyle_Customize | WStyle_NoBorder )
{
wspace = ws;
reset();
}
TabBox::~TabBox()
{
}
/*!
Sets the current mode to \a mode, either DesktopMode or WindowsMode
\sa mode()
*/
void TabBox::setMode( Mode mode )
{
m = mode;
}
/*!
Resets the tab box to display the active client in WindowsMode, or the
current desktop in DesktopMode
*/
void TabBox::reset()
{
QFont f = font();
f.setBold( TRUE );
f.setPointSize( 14 );
setFont( f );
// TODO icons etc.
setGeometry( qApp->desktop()->width()/4,
qApp->desktop()->height()/2-fontMetrics().height()*2,
qApp->desktop()->width()/2, fontMetrics().height()*4 );
if ( mode() == WindowsMode ) {
client = workspace()->activeClient();
// todo build window list, consider options_traverse_all
}
else { // DesktopMode
desk = wspace->currentDesktop();
}
}
/*!
Shows the next or previous item, depending on \a next
*/
void TabBox::nextPrev( bool next)
{
if ( mode() == WindowsMode ) {
Client* sign = client;
do {
if (client != sign && !sign)
sign = client;
if ( next )
client = workspace()->nextClient(client);
else
client = workspace()->previousClient(client);
} while (client != sign && client &&
!options_traverse_all &&
!client->isOnDesktop(workspace()->currentDesktop()));
if (!options_traverse_all && client
&& !client->isOnDesktop(workspace()->currentDesktop()))
client = 0;
}
else { // DesktopMode
if ( next ) {
desk++;
if ( desk > wspace->numberOfDesktops() )
desk = 1;
} else {
desk--;
if ( desk < 1 )
desk = wspace->numberOfDesktops();
}
}
paintContents();
}
/*!
Returns the currently displayed client ( only works in WindowsMode ).
Returns 0 if no client is displayed.
*/
Client* TabBox::currentClient()
{
if ( mode() != WindowsMode )
return 0;
return client;
}
/*!
Returns the currently displayed virtual desktop ( only works in
DesktopMode )
Returns -1 if no desktop is displayed.
*/
int TabBox::currentDesktop()
{
if ( mode() != DesktopMode )
return -1;
return desk;
}
/*!
Reimplemented to raise the tab box as well
*/
void TabBox::showEvent( QShowEvent* )
{
raise();
}
/*!
Paints the tab box
*/
void TabBox::paintEvent( QPaintEvent* )
{
{
QPainter p( this );
style().drawPanel( &p, 0, 0, width(), height(), colorGroup(), FALSE );
style().drawPanel( &p, 4, 4, width()-8, height()-8, colorGroup(), TRUE );
}
paintContents();
}
/*!
Paints the contents of the tab box. Used in paintEvent() and
whenever the contents changes.
*/
void TabBox::paintContents()
{
QPainter p( this );
QRect r(6, 6, width()-12, height()-12 );
p.fillRect( r, colorGroup().brush( QColorGroup::Background ) );
if ( mode () == WindowsMode ) {
if ( currentClient() ) {
QString s;
if (!client->isOnDesktop(workspace()->currentDesktop())){
s = KWM::desktopName(client->desktop());
s.append(": ");
}
if (client->isIconified())
s += QString("(")+client->caption()+")";
else
s += client->caption();
if ( p.fontMetrics().width( s ) > r.width() )
p.drawText( r, AlignLeft, s );
else
p.drawText( r, AlignCenter, s );
}
else {
p.drawText( r, AlignCenter, "*** No Tasks ***" );
}
} else { // DesktopMode
QString s;
s.setNum( desk );
p.drawText( r, AlignCenter, s );
}
}