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/*
* Copyright (C) 2015-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "ProgressJob.h"
#include "ServiceBroker.h"
#include "dialogs/GUIDialogExtendedProgressBar.h"
#include "dialogs/GUIDialogProgress.h"
#include "guilib/GUIComponent.h"
#include "guilib/GUIWindowManager.h"
#include "utils/Variant.h"
#include <math.h>
CProgressJob::CProgressJob()
: m_progress(NULL),
m_progressDialog(NULL)
{ }
CProgressJob::CProgressJob(CGUIDialogProgressBarHandle* progressBar)
: m_progress(progressBar),
m_progressDialog(NULL)
{ }
CProgressJob::~CProgressJob()
{
MarkFinished();
m_progress = NULL;
m_progressDialog = NULL;
}
bool CProgressJob::ShouldCancel(unsigned int progress, unsigned int total) const
{
if (IsCancelled())
return true;
SetProgress(progress, total);
return CJob::ShouldCancel(progress, total);
}
bool CProgressJob::DoModal()
{
m_progress = NULL;
// get a progress dialog if we don't already have one
if (m_progressDialog == NULL)
{
m_progressDialog = CServiceBroker::GetGUI()->GetWindowManager().GetWindow<CGUIDialogProgress>(WINDOW_DIALOG_PROGRESS);
if (m_progressDialog == NULL)
return false;
}
m_modal = true;
// do the work
bool result = DoWork();
// mark the progress dialog as finished (will close it)
MarkFinished();
m_modal = false;
return result;
}
void CProgressJob::SetProgressIndicators(CGUIDialogProgressBarHandle* progressBar, CGUIDialogProgress* progressDialog, bool updateProgress /* = true */, bool updateInformation /* = true */)
{
SetProgressBar(progressBar);
SetProgressDialog(progressDialog);
SetUpdateProgress(updateProgress);
SetUpdateInformation(updateInformation);
// disable auto-closing
SetAutoClose(false);
}
void CProgressJob::ShowProgressDialog() const
{
if (!IsModal() || m_progressDialog == NULL ||
m_progressDialog->IsDialogRunning())
return;
// show the progress dialog as a modal dialog with a progress bar
m_progressDialog->Open();
m_progressDialog->ShowProgressBar(true);
}
void CProgressJob::SetTitle(const std::string &title)
{
if (!m_updateInformation)
return;
if (m_progress != NULL)
m_progress->SetTitle(title);
else if (m_progressDialog != NULL)
{
m_progressDialog->SetHeading(CVariant{title});
ShowProgressDialog();
}
}
void CProgressJob::SetText(const std::string &text)
{
if (!m_updateInformation)
return;
if (m_progress != NULL)
m_progress->SetText(text);
else if (m_progressDialog != NULL)
{
m_progressDialog->SetText(CVariant{text});
ShowProgressDialog();
}
}
void CProgressJob::SetProgress(float percentage) const
{
if (!m_updateProgress)
return;
if (m_progress != NULL)
m_progress->SetPercentage(percentage);
else if (m_progressDialog != NULL)
{
ShowProgressDialog();
int iPercentage = static_cast<int>(ceil(percentage));
// only change and update the progress bar if its percentage value changed
// (this can have a huge impact on performance if it's called a lot)
if (iPercentage != m_progressDialog->GetPercentage())
{
m_progressDialog->SetPercentage(iPercentage);
m_progressDialog->Progress();
}
}
}
void CProgressJob::SetProgress(int currentStep, int totalSteps) const
{
if (!m_updateProgress)
return;
if (m_progress != NULL)
m_progress->SetProgress(currentStep, totalSteps);
else if (m_progressDialog != NULL)
SetProgress((static_cast<float>(currentStep) * 100.0f) / totalSteps);
}
void CProgressJob::MarkFinished()
{
if (m_progress != NULL)
{
if (m_updateProgress)
{
m_progress->MarkFinished();
// We don't own this pointer and it will be deleted after it's marked finished
// just set it to nullptr so we don't try to use it again
m_progress = nullptr;
}
}
else if (m_progressDialog != NULL && m_autoClose)
m_progressDialog->Close();
}
bool CProgressJob::IsCancelled() const
{
if (m_progressDialog != NULL)
return m_progressDialog->IsCanceled();
return false;
}
bool CProgressJob::HasProgressIndicator() const
{
return m_progress != nullptr || m_progressDialog != nullptr;
}
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