forked from qt-creator/qt-creator
This class is only accessible through the model manager and there is no real point in keeping it separate. Change-Id: I575d47c08aa8f6731d44739f9604072b95fd1dcd Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>
223 lines
8.3 KiB
C++
223 lines
8.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms and
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** conditions see http://www.qt.io/terms-conditions. For further information
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** use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "qmlprofilerstatewidget.h"
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#include <QPainter>
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#include <QVBoxLayout>
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#include <QLabel>
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#include <QProgressBar>
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#include <QTime>
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#include <QDebug>
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namespace QmlProfiler {
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namespace Internal {
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class QmlProfilerStateWidget::QmlProfilerStateWidgetPrivate
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{
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public:
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QmlProfilerStateWidgetPrivate(QmlProfilerStateWidget *qq) { Q_UNUSED(qq); }
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QLabel *text;
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QProgressBar *progressBar;
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QPixmap shadowPic;
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QmlProfilerStateManager *m_profilerState;
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QmlProfilerModelManager *m_modelManager;
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};
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QmlProfilerStateWidget::QmlProfilerStateWidget(QmlProfilerStateManager *stateManager,
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QmlProfilerModelManager *modelManager, QWidget *parent)
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: QWidget(parent), d(new QmlProfilerStateWidgetPrivate(this))
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{
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setObjectName(QLatin1String("QML Profiler State Display"));
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// UI elements
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QVBoxLayout *layout = new QVBoxLayout(this);
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resize(200,70);
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d->shadowPic.load(QLatin1String(":/timeline/dialog_shadow.png"));
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d->text = new QLabel(this);
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d->text->setAlignment(Qt::AlignCenter);
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layout->addWidget(d->text);
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d->progressBar = new QProgressBar(this);
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layout->addWidget(d->progressBar);
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d->progressBar->setMaximum(1000);
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d->progressBar->setVisible(false);
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setLayout(layout);
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// profiler state
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d->m_modelManager = modelManager;
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connect(d->m_modelManager, &QmlProfilerModelManager::stateChanged,
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this, &QmlProfilerStateWidget::updateDisplay);
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connect(d->m_modelManager, &QmlProfilerModelManager::progressChanged,
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this, &QmlProfilerStateWidget::updateDisplay);
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d->m_profilerState = stateManager;
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connect(d->m_profilerState, &QmlProfilerStateManager::stateChanged,
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this, &QmlProfilerStateWidget::updateDisplay);
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connect(d->m_profilerState, &QmlProfilerStateManager::serverRecordingChanged,
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this, &QmlProfilerStateWidget::updateDisplay);
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updateDisplay();
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}
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QmlProfilerStateWidget::~QmlProfilerStateWidget()
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{
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delete d;
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}
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void QmlProfilerStateWidget::reposition()
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{
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QWidget *parentWidget = qobject_cast<QWidget *>(parent());
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// positioning it at 2/3 height (it looks better)
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move(parentWidget->width()/2 - width()/2, parentWidget->height()/3 - height()/2);
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}
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void QmlProfilerStateWidget::paintEvent(QPaintEvent *event)
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{
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QWidget::paintEvent(event);
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QPainter painter(this);
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painter.save();
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// Shadow
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// there is no actual qpainter borderimage, hacking it here
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int borderWidth = 4;
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// topleft
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painter.drawPixmap(QRect(0, 0, borderWidth, borderWidth),
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d->shadowPic,
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QRect(0, 0, borderWidth, borderWidth));
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// topright
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painter.drawPixmap(QRect(width()-borderWidth, 0, borderWidth, borderWidth),
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d->shadowPic,
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QRect(d->shadowPic.width()-borderWidth, 0, borderWidth, borderWidth));
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// bottomleft
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painter.drawPixmap(QRect(0, height()-borderWidth, borderWidth, borderWidth),
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d->shadowPic,
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QRect(0, d->shadowPic.height()-borderWidth, borderWidth, borderWidth));
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// bottomright
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painter.drawPixmap(QRect(width()-borderWidth, height()-borderWidth, borderWidth, borderWidth),
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d->shadowPic,
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QRect(d->shadowPic.width()-borderWidth,
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d->shadowPic.height()-borderWidth,
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borderWidth,
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borderWidth));
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// top
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painter.drawPixmap(QRect(borderWidth, 0, width()-2*borderWidth, borderWidth),
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d->shadowPic,
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QRect(borderWidth, 0, d->shadowPic.width()-2*borderWidth, borderWidth));
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// bottom
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painter.drawPixmap(QRect(borderWidth, height()-borderWidth, width()-2*borderWidth, borderWidth),
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d->shadowPic,
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QRect(borderWidth,
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d->shadowPic.height()-borderWidth,
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d->shadowPic.width()-2*borderWidth,
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borderWidth));
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// left
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painter.drawPixmap(QRect(0, borderWidth, borderWidth, height()-2*borderWidth),
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d->shadowPic,
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QRect(0, borderWidth, borderWidth, d->shadowPic.height()-2*borderWidth));
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// right
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painter.drawPixmap(QRect(width()-borderWidth, borderWidth, borderWidth, height()-2*borderWidth),
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d->shadowPic,
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QRect(d->shadowPic.width()-borderWidth,
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borderWidth,
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borderWidth,
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d->shadowPic.height()-2*borderWidth));
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// center
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painter.drawPixmap(QRect(borderWidth, borderWidth, width()-2*borderWidth, height()-2*borderWidth),
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d->shadowPic,
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QRect(borderWidth,
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borderWidth,
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d->shadowPic.width()-2*borderWidth,
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d->shadowPic.height()-2*borderWidth));
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// Background
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painter.setBrush(QColor("#E0E0E0"));
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painter.setPen(QColor("#666666"));
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painter.drawRoundedRect(QRect(borderWidth, 0, width()-2*borderWidth, height()-borderWidth), 6, 6);
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// restore painter
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painter.restore();
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}
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void QmlProfilerStateWidget::showText(const QString &text, bool showProgress)
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{
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setVisible(true);
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if (showProgress)
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d->progressBar->setValue(d->m_modelManager->progress() * 1000);
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d->progressBar->setVisible(showProgress);
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d->text->setText(text);
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resize(300, 70);
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reposition();
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}
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void QmlProfilerStateWidget::updateDisplay()
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{
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// When application is being profiled
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if (d->m_profilerState->serverRecording()) {
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showText(tr("Profiling application"));
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return;
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}
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QmlProfilerModelManager::State state = d->m_modelManager->state();
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if (state == QmlProfilerModelManager::Done || state == QmlProfilerModelManager::Empty) {
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// After profiling, there is an empty trace
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if (d->m_modelManager->traceTime()->duration() > 0 &&
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(d->m_modelManager->isEmpty() || d->m_modelManager->progress() == 0)) {
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showText(tr("No QML events recorded"));
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return;
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}
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} else if (d->m_modelManager->progress() != 0 && !d->m_modelManager->isEmpty()) {
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// When datamodel is acquiring data
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if (d->m_profilerState->currentState() != QmlProfilerStateManager::AppKilled)
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showText(tr("Loading data"), true);
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else // Application died before all data could be read
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showText(tr("Application stopped before loading all data"), true);
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return;
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} else if (state == QmlProfilerModelManager::AcquiringData) {
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showText(tr("Waiting for data"));
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return;
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}
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// There is a trace on view, hide this dialog
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d->progressBar->setVisible(false);
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setVisible(false);
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}
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}
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}
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