90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine 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 3 of the License, or
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(at your option) any later version.
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Clementine 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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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "multiloadingindicator.h"
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#include <QHBoxLayout>
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#include <QPainter>
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#include "core/taskmanager.h"
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#include "widgets/busyindicator.h"
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const int MultiLoadingIndicator::kVerticalPadding = 4;
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const int MultiLoadingIndicator::kHorizontalPadding = 6;
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const int MultiLoadingIndicator::kSpacing = 6;
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MultiLoadingIndicator::MultiLoadingIndicator(QWidget* parent)
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: QWidget(parent), spinner_(new BusyIndicator(this)) {
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spinner_->move(kHorizontalPadding, kVerticalPadding);
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setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Fixed);
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}
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QSize MultiLoadingIndicator::sizeHint() const {
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const int width = kHorizontalPadding * 2 + spinner_->sizeHint().width() +
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kSpacing + fontMetrics().width(text_);
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const int height = kVerticalPadding * 2 + qMax(spinner_->sizeHint().height(),
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fontMetrics().height());
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return QSize(width, height);
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}
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void MultiLoadingIndicator::SetTaskManager(TaskManager* task_manager) {
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task_manager_ = task_manager;
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connect(task_manager_, SIGNAL(TasksChanged()), SLOT(UpdateText()));
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}
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void MultiLoadingIndicator::UpdateText() {
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QList<TaskManager::Task> tasks = task_manager_->GetTasks();
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QStringList strings;
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for (const TaskManager::Task& task : tasks) {
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QString task_text(task.name);
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task_text[0] = task_text[0].toLower();
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if (task.progress_max) {
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int percentage = float(task.progress) / task.progress_max * 100;
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task_text += QString(" %1%").arg(percentage);
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}
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strings << task_text;
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}
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text_ = strings.join(", ");
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if (!text_.isEmpty()) {
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text_[0] = text_[0].toUpper();
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text_ += "...";
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}
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emit TaskCountChange(tasks.count());
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update();
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updateGeometry();
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}
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void MultiLoadingIndicator::paintEvent(QPaintEvent*) {
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QPainter p(this);
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const QRect text_rect(
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kHorizontalPadding + spinner_->sizeHint().width() + kSpacing,
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kVerticalPadding,
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width() - kHorizontalPadding * 2 - spinner_->sizeHint().width() -
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kSpacing,
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height() - kVerticalPadding * 2);
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p.drawText(
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text_rect, Qt::TextSingleLine | Qt::AlignLeft,
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fontMetrics().elidedText(text_, Qt::ElideRight, text_rect.width()));
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}
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