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-/***
- This file is part of pavucontrol-qt.
-
- pavucontrol-qt 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.
-
- pavucontrol-qt 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 pavucontrol-qt. If not, see <https://www.gnu.org/licenses/>.
-***/
-
-#include "elidinglabel.h"
-#include <QPainter>
-#include <QStyleOption>
-
-ElidingLabel::ElidingLabel(QWidget *parent, Qt::WindowFlags f):
- QLabel(parent, f),
- lastWidth_(0) {
- setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
- // set a min width to prevent the window from widening with long texts
- setMinimumWidth(fontMetrics().averageCharWidth() * 10);
-}
-
-// A simplified version of QLabel::paintEvent() without pixmap or shortcut but with eliding
-void ElidingLabel::paintEvent(QPaintEvent */*event*/) {
- QRect cr = contentsRect().adjusted(margin(), margin(), -margin(), -margin());
- QString txt = text();
- // if the text is changed or its rect is resized (due to window resizing),
- // find whether it needs to be elided...
- if (txt != lastText_ || cr.width() != lastWidth_) {
- lastText_ = txt;
- lastWidth_ = cr.width();
- elidedText_ = fontMetrics().elidedText(txt, Qt::ElideMiddle, cr.width());
- }
- // ... then, draw the (elided) text */
- QPainter painter(this);
- QStyleOption opt;
- opt.initFrom(this);
- style()->drawItemText(&painter, cr, alignment(), opt.palette, isEnabled(), elidedText_, foregroundRole());
-}