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#include "krsqueezedtextlabel.h"
#include <kstringhandler.h>
#include <kurldrag.h>
#include <tqtooltip.h>
KrSqueezedTextLabel::KrSqueezedTextLabel(TQWidget *tqparent, const char *name):
KSqueezedTextLabel(tqparent, name), acceptDrops( false ), _index(-1), _length(-1) {
}
KrSqueezedTextLabel::~KrSqueezedTextLabel() {
}
void KrSqueezedTextLabel::mousePressEvent(TQMouseEvent *) {
emit clicked();
}
void KrSqueezedTextLabel::enableDrops( bool flag )
{
setAcceptDrops( acceptDrops = flag );
}
void KrSqueezedTextLabel::dropEvent(TQDropEvent *e) {
emit dropped(e);
}
void KrSqueezedTextLabel::dragEnterEvent(TQDragEnterEvent *e) {
if( acceptDrops )
e->accept( KURLDrag::canDecode( e ) );
else
KSqueezedTextLabel::dragEnterEvent( e );
}
void KrSqueezedTextLabel::squeezeTextToLabel(int index, int length) {
if (index==-1 || length==-1)
KSqueezedTextLabel::squeezeTextToLabel();
else {
TQString sqtext=fullText;
TQFontMetrics fm(fontMetrics());
int labelWidth = size().width();
int textWidth = fm.width(sqtext);
if (textWidth > labelWidth) {
int avgCharSize = textWidth / sqtext.length();
int numOfExtraChars = (textWidth-labelWidth)/avgCharSize;
int delta;
// remove as much as possible from the left, and then from the right
if (index>3) {
delta=TQMIN(index, numOfExtraChars);
numOfExtraChars -= delta;
sqtext.replace(0, delta, "...");
}
if (numOfExtraChars>0 && ((int)sqtext.length() > length+3)) {
delta = TQMIN(numOfExtraChars, (int)sqtext.length() - (length+3));
sqtext.replace(sqtext.length()-delta, delta, "...");
}
TQLabel::setText(sqtext);
TQToolTip::remove( this );
TQToolTip::add( this, fullText );
} else {
TQLabel::setText(fullText);
TQToolTip::remove( this );
TQToolTip::hide();
}
}
}
void KrSqueezedTextLabel::setText( const TQString &text, int index, int length ) {
_index=index;
_length=length;
fullText = text;
squeezeTextToLabel(_index,_length);
}
#include "krsqueezedtextlabel.moc"
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