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155 lines
3.0 KiB
C++
155 lines
3.0 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project. For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include "EditorDefs.h"
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#include "WaitProgress.h"
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#include "MainWindow.h" // for MainWindow
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#include "CryEdit.h" // for EditorIdleProcessingBus
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#include "MainStatusBar.h" // for MainStatusBar
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#include <QProgressBar>
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bool CWaitProgress::m_bInProgressNow = false;
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CWaitProgress::CWaitProgress(const QString& lpszText, bool bStart)
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: m_strText(lpszText)
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, m_bStarted(false)
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, m_progressBar(nullptr)
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{
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m_bIgnore = false;
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if (bStart)
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{
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Start();
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}
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}
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CWaitProgress::~CWaitProgress()
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{
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if (m_bStarted)
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{
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Stop();
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}
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}
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void CWaitProgress::Start()
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{
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if (m_bStarted)
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{
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Stop();
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}
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if (m_bInProgressNow)
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{
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// Do not affect previously started progress bar.
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m_bIgnore = true;
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m_bStarted = false;
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return;
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}
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// display text in the status bar
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GetIEditor()->SetStatusText(m_strText);
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// switch on wait cursor
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qApp->setOverrideCursor(Qt::BusyCursor);
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m_bStarted = true;
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m_percent = 0;
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// because Idle Processing was constantly adding new events that made the event loop in Step() spin forever...
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EditorIdleProcessingBus::Broadcast(&EditorIdleProcessing::DisableIdleProcessing);
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}
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void CWaitProgress::Stop()
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{
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if (!m_bStarted)
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{
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return;
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}
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delete m_progressBar;
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m_progressBar = nullptr;
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// switch off wait cursor
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qApp->restoreOverrideCursor();
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m_bInProgressNow = false;
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m_bStarted = false;
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EditorIdleProcessingBus::Broadcast(&EditorIdleProcessing::EnableIdleProcessing);
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}
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bool CWaitProgress::Step(int nPercentage)
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{
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if (m_bIgnore)
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{
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return true;
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}
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if (!m_bStarted)
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{
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Start();
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}
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if (m_percent == nPercentage)
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{
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return true;
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}
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m_percent = nPercentage;
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if (nPercentage >= 0)
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{
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if (nPercentage > 100)
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{
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nPercentage = 100;
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}
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// create or update a progress control in the status bar
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if (!m_progressBar)
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{
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CreateProgressControl();
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}
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if (m_progressBar)
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{
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m_progressBar->setValue(nPercentage);
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}
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}
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// Use the oportunity to process windows messages here.
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static const AZ::u64 TIMEOUT_MS = 1;
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qApp->processEvents(QEventLoop::AllEvents, TIMEOUT_MS);
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return true;
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}
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void CWaitProgress::SetText(const QString& lpszText)
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{
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if (m_bIgnore)
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{
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return;
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}
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m_strText = lpszText;
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GetIEditor()->SetStatusText(m_strText);
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}
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void CWaitProgress::CreateProgressControl()
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{
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assert(m_progressBar == nullptr);
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MainStatusBar* statusBar = MainWindow::instance()->StatusBar();
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m_progressBar = new QProgressBar();
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m_progressBar->setRange(0, 100);
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statusBar->insertWidget(1, m_progressBar, 250);
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m_bInProgressNow = true;
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}
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