Clementine-audio-player-Mac.../src/widgets/didyoumean.cpp

120 lines
3.1 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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 3 of the License, or
(at your option) any later version.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#include "didyoumean.h"
#include <QEvent>
#include <QPainter>
#include <QToolButton>
const int DidYouMean::kPadding = 3;
DidYouMean::DidYouMean(QWidget* buddy, QWidget* parent)
: QWidget(parent),
buddy_(buddy),
close_(new QToolButton(this)) {
close_->setToolTip(tr("Close"));
close_->setIcon(QIcon(":/trolltech/styles/macstyle/images/closedock-16.png"));
close_->setIconSize(QSize(16, 16));
connect(close_, SIGNAL(clicked()), SLOT(hide()));
setCursor(Qt::PointingHandCursor);
close_->setCursor(Qt::ArrowCursor);
hide();
buddy_->installEventFilter(this);
}
bool DidYouMean::eventFilter(QObject* object, QEvent* event) {
if (object != buddy_) {
return QObject::eventFilter(object, event);
}
switch (event->type()) {
case QEvent::Move:
case QEvent::Resize:
if (isVisible()) {
UpdateGeometry();
}
break;
default:
break;
}
return QObject::eventFilter(object, event);
}
void DidYouMean::showEvent(QShowEvent*) {
UpdateGeometry();
}
void DidYouMean::UpdateGeometry() {
const int text_height = fontMetrics().height();
const int height = text_height + kPadding * 2;
move(buddy_->mapTo(parentWidget(), buddy_->rect().bottomLeft()));
resize(QSize(buddy_->width(), height));
close_->move(kPadding, kPadding);
close_->resize(text_height, text_height);
}
void DidYouMean::paintEvent(QPaintEvent* ) {
QPainter p(this);
// Draw the background
QColor bg(palette().color(QPalette::Inactive, QPalette::ToolTipBase));
p.fillRect(0, 0, width()-1, height()-1, bg);
// Border
p.setPen(Qt::black);
p.drawRect(0, 0, width()-1, height()-1);
// Text rectangle
QRect text_rect(kPadding + close_->width() + kPadding,
kPadding,
rect().width() - kPadding,
rect().height() - kPadding);
const QString did_you_mean(tr("Did you mean "));
p.drawText(text_rect, Qt::AlignLeft | Qt::AlignVCenter, did_you_mean);
text_rect.setLeft(text_rect.left() + fontMetrics().width(did_you_mean));
QFont bold_font(font());
bold_font.setBold(true);
bold_font.setItalic(true);
p.setFont(bold_font);
p.drawText(text_rect, Qt::AlignLeft | Qt::AlignVCenter, text_);
}
void DidYouMean::SetText(const QString& text) {
text_ = text;
update();
}
void DidYouMean::Show(const QString& text) {
SetText(text);
show();
}
void DidYouMean::mouseReleaseEvent(QMouseEvent* e) {
emit Accepted(text_);
hide();
}