127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2017 CERN
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* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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
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* GNU 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; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef GENERIC_PROGRESS_REPORTER_H
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#define GENERIC_PROGRESS_REPORTER_H
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#include <mutex>
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#include <atomic>
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#include <progress_reporter.h>
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/**
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* This implements all the tricky bits for thread safety, but the GUI is left to derived classes.
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*/
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class PROGRESS_REPORTER_BASE : public PROGRESS_REPORTER
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{
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public:
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PROGRESS_REPORTER_BASE( int aNumPhases );
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PROGRESS_REPORTER_BASE( const PROGRESS_REPORTER_BASE& ) = delete;
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virtual ~PROGRESS_REPORTER_BASE()
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{
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}
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/**
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* Set the number of phases.
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*/
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void SetNumPhases( int aNumPhases ) override;
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void AddPhases( int aNumPhases ) override;
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/**
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* Initialize the \a aPhase virtual zone of the dialog progress bar.
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*/
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virtual void BeginPhase( int aPhase ) override;
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/**
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* Use the next available virtual zone of the dialog progress bar.
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*/
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virtual void AdvancePhase() override;
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/**
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* Use the next available virtual zone of the dialog progress bar and updates the message.
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*/
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virtual void AdvancePhase( const wxString& aMessage ) override;
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/**
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* Display \a aMessage in the progress bar dialog.
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*/
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virtual void Report( const wxString& aMessage ) override;
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/**
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* Set the progress value to aProgress (0..1).
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*/
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virtual void SetCurrentProgress( double aProgress ) override;
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/**
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* Fix the value that gives the 100 percent progress bar length
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* (inside the current virtual zone).
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*/
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void SetMaxProgress( int aMaxProgress ) override;
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/**
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* Increment the progress bar length (inside the current virtual zone).
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*/
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void AdvanceProgress() override;
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/**
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* Update the UI dialog.
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*
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* @warning This should only be called from the main thread.
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*
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* @return false if the user clicked Cancel.
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*/
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bool KeepRefreshing( bool aWait = false ) override;
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/**
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* Change the title displayed on the window caption.
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*
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* Has meaning only for some reporters. Does nothing for others.
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*
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* @warning This should only be called from the main thread.
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*/
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void SetTitle( const wxString& aTitle ) override { }
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bool IsCancelled() const override { return m_cancelled; }
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protected:
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int currentProgress() const;
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virtual bool updateUI() = 0;
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wxString m_rptMessage;
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mutable std::mutex m_mutex;
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std::atomic_int m_phase;
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std::atomic_int m_numPhases;
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std::atomic_int m_progress;
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std::atomic_int m_maxProgress;
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std::atomic_bool m_cancelled;
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};
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#endif
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