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/*
* Copyright (c) 2010 Kevin Smith
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include "Swift/QtUI/QtElidingLabel.h"
namespace Swift {
QtElidingLabel::QtElidingLabel(QWidget* parent, Qt::WindowFlags f) : QLabel(parent, f) {
fullText_ = "";
dirty_ = true;
setSizes();
setTextFormat(Qt::PlainText);
}
QtElidingLabel::QtElidingLabel(const QString& text, QWidget* parent, Qt::WindowFlags f) : QLabel(text, parent, f) {
fullText_ = text;
dirty_ = true;
setSizes();
setTextFormat(Qt::PlainText);
}
QtElidingLabel::~QtElidingLabel() {
}
void QtElidingLabel::setSizes() {
setMinimumSize(1, minimumHeight());
}
void QtElidingLabel::setText(const QString& text) {
fullText_ = text;
QLabel::setText(text);
dirty_ = true;
}
void QtElidingLabel::paintEvent(QPaintEvent* event) {
QRect rect = contentsRect();
dirty_ = dirty_ || rect != lastRect_;
if (dirty_) {
lastRect_ = rect;
int fontWidth = fontMetrics().width(fullText_);
if (fontWidth > rect.width()) {
QString elidedText(fontMetrics().elidedText(fullText_, Qt::ElideRight, rect.width(), Qt::TextShowMnemonic));
QLabel::setText(elidedText);
} else {
QLabel::setText(fullText_);
}
dirty_ = false;
}
QLabel::paintEvent(event);
}
}
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Swift