forked from osmocom/wireshark
79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/* elided_label.cpp
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "elided_label.h"
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#include <QFontMetrics>
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#include <QResizeEvent>
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ElidedLabel::ElidedLabel(QWidget *parent) :
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QLabel(parent),
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small_text_(false)
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{
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QFontMetrics fm(font());
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setMinimumWidth(fm.height() * 5); // em-widths
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}
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void ElidedLabel::setUrl(const QString &url)
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{
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url_ = url;
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updateText();
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}
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void ElidedLabel::resizeEvent(QResizeEvent *)
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{
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updateText();
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}
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void ElidedLabel::updateText()
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{
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// XXX We should probably move text drawing to PaintEvent to match
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// LabelStack.
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int fudged_width = small_text_ ? width() * 1.2 : width();
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QString elided_text = fontMetrics().elidedText(full_text_, Qt::ElideMiddle, fudged_width);
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QString label_text = small_text_ ? "<small><i>" : "<i>";
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if (url_.length() > 0) {
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label_text.append(QString("<a href=\"%1\">%2</a>")
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.arg(url_)
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.arg(elided_text)
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);
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} else {
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label_text += elided_text;
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}
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label_text += small_text_ ? "</i></small>" : "</i>";
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QLabel::setText(label_text);
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}
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void ElidedLabel::clear()
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{
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full_text_.clear();
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url_.clear();
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setToolTip("");
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updateText();
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}
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void ElidedLabel::setText(const QString &text)
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{
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full_text_ = text;
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updateText();
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}
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