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tdebase/kdm/kfrontend/themer/kdmlabel.cpp

277 lines
8.5 KiB

/*
* Copyright (C) 2003 by Unai Garro <ugarro@users.sourceforge.net>
* Copyright (C) 2004 by Enrico Ros <rosenric@dei.unipd.it>
* Copyright (C) 2004 by Stephan Kulow <coolo@kde.org>
* Copyright (C) 2004 by Oswald Buddenhagen <ossi@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <config.h>
#include "kdmlabel.h"
#include "kdmconfig.h"
#include "../kgreeter.h"
#include <kglobal.h>
#include <klocale.h>
#include <kmacroexpander.h>
#include <kdebug.h>
#include <tqdatetime.h>
#include <tqpainter.h>
#include <tqfontmetrics.h>
#include <tqtimer.h>
#include <tqaccel.h>
#include <unistd.h>
#include <sys/utsname.h>
#if !defined(HAVE_GETDOMAINNAME) && defined(HAVE_SYSINFO)
# include <sys/systeminfo.h>
#endif
KdmLabel::KdmLabel( KdmItem *parent, const TQDomNode &node, const char *name )
: KdmItem( parent, node, name ), myAccel(0)
{
itemType = "label";
// Set default values for label (note: strings are already Null)
label.active.color.setRgb( 0xFFFFFF );
label.active.present = false;
label.prelight.present = false;
label.maximumWidth = -1;
const TQString locale = KGlobal::locale()->language();
// Read LABEL ID
TQDomNode n = node;
TQDomElement elLab = n.toElement();
// ID types: clock, pam-error, pam-message, pam-prompt,
// pam-warning, timed-label
label.id = elLab.attribute( "id", "" );
label.hasId = !(label.id).isEmpty();
// Read LABEL TAGS
TQDomNodeList childList = node.childNodes();
bool stockUsed = false;
for (uint nod = 0; nod < childList.count(); nod++) {
TQDomNode child = childList.item( nod );
TQDomElement el = child.toElement();
TQString tagName = el.tagName();
if (tagName == "pos")
label.maximumWidth = el.attribute( "max-width", "-1" ).toInt();
else if (tagName == "normal") {
parseColor( el.attribute( "color", "#ffffff" ), label.normal.color );
parseFont( el.attribute( "font", "Sans 14" ), label.normal.font );
} else if (tagName == "active") {
label.active.present = true;
parseColor( el.attribute( "color", "#ffffff" ), label.active.color );
parseFont( el.attribute( "font", "Sans 14" ), label.active.font );
} else if (tagName == "prelight") {
label.prelight.present = true;
parseColor( el.attribute( "color", "#ffffff" ), label.prelight.color );
parseFont( el.attribute( "font", "Sans 14" ), label.prelight.font );
} else if (tagName == "text" && el.attributes().count() == 0 && !stockUsed) {
label.text = el.text();
} else if (tagName == "text" && !stockUsed) {
TQString lang = el.attribute( "xml:lang", "" );
if (lang == locale)
label.text = el.text();
} else if (tagName == "stock") {
label.text = lookupStock( el.attribute( "type", "" ) );
stockUsed = true;
}
}
// Check if this is a timer label)
label.isTimer = label.text.find( "%c" ) >= 0;
if (label.isTimer) {
timer = new TQTimer( this );
timer->start( 1000 );
connect( timer, TQT_SIGNAL(timeout()), TQT_SLOT(update()) );
}
setTextInt( lookupText( label.text ) );
}
void
KdmLabel::setTextInt( const TQString &txt)
{
// TODO: catch &&
cText = txt;
cAccel = txt.find('&');
delete myAccel;
myAccel = 0;
if (cAccel != -1) {
cText.remove('&');
myAccel = new TQAccel(parentWidget());
myAccel->insertItem(ALT + UNICODE_ACCEL + cText.at(cAccel).lower().unicode());
connect(myAccel, TQT_SIGNAL(activated(int)), TQT_SLOT(slotAccel()));
}
}
void
KdmLabel::slotAccel()
{
if (buttonParent)
emit activated(buttonParent->getId());
else
emit activated(id);
}
void
KdmLabel::setText( const TQString &txt )
{
label.text = txt;
setTextInt( lookupText( label.text ) );
}
QSize
KdmLabel::sizeHint()
{
// choose the correct label class
struct LabelStruct::LabelClass *l = &label.normal;
if (state == Sactive && label.active.present)
l = &label.active;
else if (state == Sprelight && label.prelight.present)
l = &label.prelight;
// get the hint from font metrics
TQSize hint = TQFontMetrics( l->font ).size( AlignLeft | SingleLine, cText );
// clip the result using the max-width label(pos) parameter
if (label.maximumWidth > 0 && hint.width() > label.maximumWidth)
hint.setWidth( label.maximumWidth );
return hint;
}
void
KdmLabel::drawContents( TQPainter *p, const TQRect &/*r*/ )
{
// choose the correct label class
struct LabelStruct::LabelClass *l = &label.normal;
if (state == Sactive && label.active.present)
l = &label.active;
else if (state == Sprelight && label.prelight.present)
l = &label.prelight;
// draw the label
p->setFont( l->font );
p->setPen( l->color );
//TODO paint clipped (tested but not working..)
if (cAccel != -1 && (!id.isEmpty() || buttonParent) ) {
TQString left = cText.left(cAccel);
TQString right = cText.mid(cAccel + 1);
p->drawText( area, AlignLeft | SingleLine, left );
TQRect tarea = area;
TQFontMetrics fm(l->font);
tarea.rLeft() += fm.width(left);
TQFont f(l->font);
f.setUnderline(true);
p->setFont ( f );
p->drawText( tarea, AlignLeft | SingleLine, TQString(cText.at(cAccel)));
tarea.rLeft() += fm.width(cText.at(cAccel));
p->setFont( l->font );
p->drawText( tarea, AlignLeft | SingleLine, right);
} else {
p->drawText( area, AlignLeft | SingleLine, cText);
}
}
void
KdmLabel::statusChanged()
{
KdmItem::statusChanged();
if (!label.active.present && !label.prelight.present)
return;
if ((state == Sprelight && !label.prelight.present) ||
(state == Sactive && !label.active.present))
return;
needUpdate();
}
void
KdmLabel::update()
{
TQString text = lookupText( label.text );
if (text != cText) {
setTextInt(text);
needUpdate();
}
}
static const struct {
const char *type, *text;
} stocks[] = {
{ "language", I18N_NOOP("Language") },
{ "session", I18N_NOOP("Session Type") },
{ "system", I18N_NOOP("Menu") }, // i18n("Actions");
{ "admin", I18N_NOOP("&Administration") },
{ "disconnect", I18N_NOOP("Disconnect") },
{ "quit", I18N_NOOP("Quit") },
{ "halt", I18N_NOOP("Power Off") },
{ "suspend", I18N_NOOP("Suspend") },
{ "reboot", I18N_NOOP("Reboot") },
{ "chooser", I18N_NOOP("XDMCP Chooser") },
{ "config", I18N_NOOP("Configure") },
{ "caps-lock-warning", I18N_NOOP("Caps Lock is enabled.") },
{ "timed-label", I18N_NOOP("User %s will login in %d seconds") },
{ "welcome-label", I18N_NOOP("Welcome to %h") }, // _greetString
{ "username-label", I18N_NOOP("Username:") },
{ "password-label", I18N_NOOP("Password:") },
{ "domain-label", I18N_NOOP("Domain:") },
{ "login", I18N_NOOP("Login") }
};
QString
KdmLabel::lookupStock( const TQString &stock )
{
//FIXME add key accels!
TQString type( stock.lower() );
for (uint i = 0; i < sizeof(stocks)/sizeof(stocks[0]); i++)
if (type == stocks[i].type)
return i18n(stocks[i].text);
kdDebug() << timestamp() << " Invalid <stock> element. Check your theme!" << endl;
return stock;
}
QString
KdmLabel::lookupText( const TQString &t )
{
TQString text = t;
text.replace( '_', '&' );
TQMap<TQChar,TQString> m;
struct utsname uts;
uname( &uts );
m['n'] = TQString::fromLocal8Bit( uts.nodename );
char buf[256];
buf[sizeof(buf) - 1] = '\0';
m['h'] = gethostname( buf, sizeof(buf) - 1 ) ? "localhost" : TQString::fromLocal8Bit( buf );
#ifdef HAVE_GETDOMAINNAME
m['o'] = getdomainname( buf, sizeof(buf) - 1 ) ? "localdomain" : TQString::fromLocal8Bit( buf );
#elif defined(HAVE_SYSINFO)
m['o'] = (unsigned)sysinfo( SI_SRPC_DOMAIN, buf, sizeof(buf) ) > sizeof(buf) ? "localdomain" : TQString::fromLocal8Bit( buf );
#endif
m['d'] = TQString::number( KThemedGreeter::timedDelay );
m['s'] = KThemedGreeter::timedUser;
// xgettext:no-c-format
KGlobal::locale()->setDateFormat( i18n("date format", "%a %d %B") );
m['c'] = KGlobal::locale()->formatDateTime( TQDateTime::currentDateTime(), false, false );
return KMacroExpander::expandMacros( text, m );
}
#include "kdmlabel.moc"