File indexing completed on 2024-04-28 17:05:54

 /*
     SPDX-FileCopyrightText: 2002 Shie Erlich <erlich@users.sourceforge.net>
     SPDX-FileCopyrightText: 2002 Rafi Yanai <yanai@users.sourceforge.net>
     SPDX-FileCopyrightText: 2004-2022 Krusader Krew <https://krusader.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "krsqueezedtextlabel.h"
 
 // QtGui
 #include <QDragEnterEvent>
 #include <QPainter>
 // QtWidgets
 #include <QLabel>
 #include <QToolTip>
 
 #include <KCoreAddons/KStringHandler>
 #include <KCoreAddons/KUrlMimeData>
 
 #include "../compat.h"
 
 KrSqueezedTextLabel::KrSqueezedTextLabel(QWidget *parent)
     : KSqueezedTextLabel(parent)
     , _index(-1)
     , _length(-1)
 {
     setAutoFillBackground(true);
 }
 
 KrSqueezedTextLabel::~KrSqueezedTextLabel() = default;
 
 void KrSqueezedTextLabel::mousePressEvent(QMouseEvent *e)
 {
     e->ignore();
     emit clicked(e);
 }
 
 void KrSqueezedTextLabel::squeezeTextToLabel(int index, int length)
 {
     if (index == -1 || length == -1)
         KSqueezedTextLabel::squeezeTextToLabel();
     else {
         QString sqtext = fullText;
         QFontMetrics fm(fontMetrics());
         int labelWidth = size().width();
         int textWidth = fm.horizontalAdvance(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 = qMin(index, numOfExtraChars);
                 numOfExtraChars -= delta;
                 sqtext.replace(0, delta, "...");
             }
 
             if (numOfExtraChars > 0 && ((int)sqtext.length() > length + 3)) {
                 delta = qMin(numOfExtraChars, (int)sqtext.length() - (length + 3));
                 sqtext.replace(sqtext.length() - delta, delta, "...");
             }
             QLabel::setText(sqtext);
 
             setToolTip(QString());
             setToolTip(fullText);
         } else {
             QLabel::setText(fullText);
 
             setToolTip(QString());
             QToolTip::hideText();
         }
     }
 }
 
 void KrSqueezedTextLabel::setText(const QString &text, int index, int length)
 {
     _index = index;
     _length = length;
     fullText = text;
     KSqueezedTextLabel::setText(fullText);
     squeezeTextToLabel(_index, _length);
 }
 
 void KrSqueezedTextLabel::paintEvent(QPaintEvent *e)
 {
     KSqueezedTextLabel::paintEvent(e);
 }