117 lines
3.8 KiB
C++
117 lines
3.8 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 GNU
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* 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; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "statuslabel.h"
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#include "icon.h"
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#include <QLabel>
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#include <QHBoxLayout>
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#include <QApplication>
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#include <QStyle>
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static int iconSize=-1;
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StatusLabel::StatusLabel(QWidget *p)
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: QFrame(p)
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, type(None)
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{
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setFrameShape(QFrame::StyledPanel);
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QHBoxLayout *layout = new QHBoxLayout(this);
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icon = new QLabel(this);
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text = new SqueezedTextLabel(this);
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QSizePolicy sizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
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sizePolicy.setHorizontalStretch(0);
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sizePolicy.setVerticalStretch(0);
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sizePolicy.setHeightForWidth(text->sizePolicy().hasHeightForWidth());
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text->setSizePolicy(sizePolicy);
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layout->addWidget(icon);
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layout->addWidget(text);
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if (-1==iconSize) {
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iconSize=Icon::stdSize(QApplication::fontMetrics().height());
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}
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icon->setVisible(false);
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layout->setMargin(layout->margin()/2);
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}
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static QString toString(const QColor &col)
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{
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return QString("rgba(%1, %2, %3, %4)").arg(col.red()).arg(col.green()).arg(col.blue()).arg(col.alpha());
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}
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void StatusLabel::setType(Type t)
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{
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if (t==type) {
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return;
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}
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type=t;
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if (None==type) {
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icon->setVisible(false);
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setStyleSheet(QString());
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} else {
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static const double constAlpha=0.25;
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Icon icn;
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QColor bg0, bg1, bg2, border;
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switch (type) {
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case Error:
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icn=Icon("dialog-error");
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bg1=QColor(0xeb, 0xbb, 0xbb);
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border = bg1.darker(150);
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break;
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case Locked:
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icn=Icon("object-locked");
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if (icn.isNull()) {
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icn=Icon("locked");
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}
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bg1 = palette().highlight().color();
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border = bg1.darker(150);
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default:
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break;
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}
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bg0 = bg1.lighter(110);
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bg2 = bg1.darker(110);
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bg0.setAlphaF(constAlpha);
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bg1.setAlphaF(constAlpha);
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bg2.setAlphaF(constAlpha);
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border.setAlphaF(constAlpha*2.5);
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icon->setPixmap(icn.pixmap(iconSize, iconSize));
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icon->setVisible(true);
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setStyleSheet(QString(".QFrame {"
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"background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 %1, stop: 0.1 %2, stop: 1.0 %3);"
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"border-radius: 3px;"
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"border: 1px solid %4;"
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"margin: %5px;"
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"}")
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.arg(toString(bg0))
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.arg(toString(bg1))
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.arg(toString(bg2))
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.arg(toString(border))
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// DefaultFrameWidth returns the size of the external margin + border width. We know our border is 1px,
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// so we subtract this from the frame normal QStyle FrameWidth to get our margin
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.arg(style()->pixelMetric(QStyle::PM_DefaultFrameWidth, 0, this) -1));
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}
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}
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