background_jobs_monitor.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2023 Mark Roszko <[email protected]>
 * Copyright (C) 2023 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include <unordered_map>
 
#include <wx/gauge.h>
#include <wx/frame.h>
#include <wx/panel.h>
#include <wx/settings.h>
#include <wx/scrolwin.h>
#include <wx/sizer.h>
#include <wx/stattext.h>
#include <wx/string.h>
 
#include <background_jobs_monitor.h>
#include <widgets/kistatusbar.h>
 
 
class BACKGROUND_JOB_PANEL : public wxPanel
{
public:
 BACKGROUND_JOB_PANEL( wxWindow* aParent, std::shared_ptr<BACKGROUND_JOB> aJob ) :
 wxPanel( aParent, wxID_ANY, wxDefaultPosition, wxSize( -1, 75 ),
 wxBORDER_SIMPLE ),
 m_job( aJob )
 {
 SetSizeHints( wxDefaultSize, wxDefaultSize );
 
 wxBoxSizer* mainSizer;
 mainSizer = new wxBoxSizer( wxVERTICAL );
 
 SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_3DLIGHT ) );
 
 m_stName = new wxStaticText( this, wxID_ANY, aJob->m_name );
 m_stName->Wrap( -1 );
 m_stName->SetFont( wxFont( wxNORMAL_FONT->GetPointSize(), wxFONTFAMILY_DEFAULT,
 wxFONTSTYLE_NORMAL, wxFONTWEIGHT_BOLD, false, wxEmptyString ) );
 mainSizer->Add( m_stName, 0, wxALL | wxEXPAND, 1 );
 
 m_stStatus = new wxStaticText( this, wxID_ANY, aJob->m_status, wxDefaultPosition,
 wxDefaultSize, 0 );
 m_stStatus->Wrap( -1 );
 mainSizer->Add( m_stStatus, 0, wxALL | wxEXPAND, 1 );
 
 m_progress = new wxGauge( this, wxID_ANY, aJob->m_maxProgress, wxDefaultPosition, wxDefaultSize,
 wxGA_HORIZONTAL );
 m_progress->SetValue( 0 );
 mainSizer->Add( m_progress, 0, wxALL | wxEXPAND, 1 );
 
 SetSizer( mainSizer );
 Layout();
 
 UpdateFromJob();
 }
 
 
 void UpdateFromJob()
 {
 m_stStatus->SetLabelText( m_job->m_status );
 m_progress->SetValue( m_job->m_currentProgress );
 m_progress->SetRange( m_job->m_maxProgress );
 }
 
private:
 wxGauge* m_progress;
 wxStaticText* m_stName;
 wxStaticText* m_stStatus;
 std::shared_ptr<BACKGROUND_JOB> m_job;
};
 
 
class BACKGROUND_JOB_LIST : public wxFrame
{
public:
 BACKGROUND_JOB_LIST( wxWindow* parent, const wxPoint& pos ) :
 wxFrame( parent, wxID_ANY, _( "Background Jobs" ), pos, wxSize( 300, 150 ),
 wxFRAME_NO_TASKBAR | wxBORDER_SIMPLE )
 {
 SetSizeHints( wxDefaultSize, wxDefaultSize );
 
 wxBoxSizer* bSizer1;
 bSizer1 = new wxBoxSizer( wxVERTICAL );
 
 m_scrolledWindow = new wxScrolledWindow( this, wxID_ANY, wxDefaultPosition,
 wxSize( -1, -1 ), wxVSCROLL );
 m_scrolledWindow->SetScrollRate( 5, 5 );
 m_contentSizer = new wxBoxSizer( wxVERTICAL );
 
 m_scrolledWindow->SetSizer( m_contentSizer );
 m_scrolledWindow->Layout();
 m_contentSizer->Fit( m_scrolledWindow );
 bSizer1->Add( m_scrolledWindow, 1, wxEXPAND | wxALL, 0 );
 
 Bind( wxEVT_KILL_FOCUS, &BACKGROUND_JOB_LIST::onFocusLoss, this );
 
 SetSizer( bSizer1 );
 Layout();
 
 SetFocus();
 }
 
 void onFocusLoss( wxFocusEvent& aEvent )
 {
 Close( true );
 aEvent.Skip();
 }
 
 
 void Add( std::shared_ptr<BACKGROUND_JOB> aJob )
 {
 BACKGROUND_JOB_PANEL* panel = new BACKGROUND_JOB_PANEL( m_scrolledWindow, aJob );
 m_contentSizer->Add( panel, 0, wxEXPAND | wxALL, 2 );
 m_scrolledWindow->Layout();
 m_contentSizer->Fit( m_scrolledWindow );
 
 // call this at this window otherwise the child panels dont resize width properly
 Layout();
 
 m_jobPanels[aJob] = panel;
 }
 
 
 void Remove( std::shared_ptr<BACKGROUND_JOB> aJob )
 {
 auto it = m_jobPanels.find( aJob );
 if( it != m_jobPanels.end() )
 {
 BACKGROUND_JOB_PANEL* panel = m_jobPanels[aJob];
 m_contentSizer->Detach( panel );
 panel->Destroy();
 
 m_jobPanels.erase( it );
 }
 }
 
 void UpdateJob( std::shared_ptr<BACKGROUND_JOB> aJob )
 {
 auto it = m_jobPanels.find( aJob );
 if( it != m_jobPanels.end() )
 {
 BACKGROUND_JOB_PANEL* panel = m_jobPanels[aJob];
 panel->UpdateFromJob();
 }
 }
 
private:
 wxScrolledWindow* m_scrolledWindow;
 wxBoxSizer* m_contentSizer;
 std::unordered_map<std::shared_ptr<BACKGROUND_JOB>, BACKGROUND_JOB_PANEL*> m_jobPanels;
};
 
 
BACKGROUND_JOB_REPORTER::BACKGROUND_JOB_REPORTER( BACKGROUND_JOBS_MONITOR* aMonitor,
 std::shared_ptr<BACKGROUND_JOB> aJob ) :
 PROGRESS_REPORTER_BASE( 1 ),
 m_monitor( aMonitor ), m_job( aJob )
{
 
}
 
 
bool BACKGROUND_JOB_REPORTER::updateUI()
{
 return true;
}
 
 
void BACKGROUND_JOB_REPORTER::Report( const wxString& aMessage )
{
 m_job->m_status = aMessage;
 m_monitor->jobUpdated( m_job );
}
 
 
void BACKGROUND_JOB_REPORTER::SetNumPhases( int aNumPhases )
{
 PROGRESS_REPORTER_BASE::SetNumPhases( aNumPhases );
 m_job->m_maxProgress = m_numPhases;
 m_monitor->jobUpdated( m_job );
}
 
 
void BACKGROUND_JOB_REPORTER::AdvancePhase()
{
 PROGRESS_REPORTER_BASE::AdvancePhase();
 m_job->m_currentProgress = m_phase;
 m_monitor->jobUpdated( m_job );
}
 
 
BACKGROUND_JOBS_MONITOR::BACKGROUND_JOBS_MONITOR()
{
 
}
 
 
std::shared_ptr<BACKGROUND_JOB> BACKGROUND_JOBS_MONITOR::Create( const wxString& aName )
{
 std::shared_ptr<BACKGROUND_JOB> job = std::make_shared<BACKGROUND_JOB>();
 
 job->m_name = aName;
 job->m_reporter = std::make_shared<BACKGROUND_JOB_REPORTER>( this, job );
 
 std::lock_guard<std::shared_mutex> lock( m_mutex );
 m_jobs.push_back( job );
 
 if( m_shownDialogs.size() > 0 )
 {
 // update dialogs
 for( BACKGROUND_JOB_LIST* list : m_shownDialogs )
 {
 list->CallAfter(
 [=]()
 {
 list->Add( job );
 } );
 }
 }
 
 return job;
}
 
 
void BACKGROUND_JOBS_MONITOR::Remove( std::shared_ptr<BACKGROUND_JOB> aJob )
{
 if( m_shownDialogs.size() > 0 )
 {
 // update dialogs
 
 for( BACKGROUND_JOB_LIST* list : m_shownDialogs )
 {
 list->CallAfter(
 [=]()
 {
 list->Remove( aJob );
 } );
 }
 }
 
 std::lock_guard<std::shared_mutex> lock( m_mutex );
 m_jobs.erase( std::remove_if( m_jobs.begin(), m_jobs.end(),
 [&]( std::shared_ptr<BACKGROUND_JOB> job )
 {
 return job == aJob;
 } ) );
 
 if( m_jobs.size() == 0 )
 {
 for( KISTATUSBAR* statusBar : m_statusBars )
 {
 statusBar->CallAfter(
 [=]()
 {
 statusBar->HideBackgroundProgressBar();
 statusBar->SetBackgroundStatusText( wxT( "" ) );
 } );
 }
 }
}
 
 
void BACKGROUND_JOBS_MONITOR::onListWindowClosed( wxCloseEvent& aEvent )
{
 BACKGROUND_JOB_LIST* evtWindow = dynamic_cast<BACKGROUND_JOB_LIST*>( aEvent.GetEventObject() );
 
 m_shownDialogs.erase( std::remove_if( m_shownDialogs.begin(), m_shownDialogs.end(),
 [&]( BACKGROUND_JOB_LIST* dialog )
 {
 return dialog == evtWindow;
 } ) );
 
 aEvent.Skip();
}
 
 
void BACKGROUND_JOBS_MONITOR::ShowList( wxWindow* aParent, wxPoint aPos )
{
 BACKGROUND_JOB_LIST* list = new BACKGROUND_JOB_LIST( aParent, aPos );
 
 std::shared_lock<std::shared_mutex> lock( m_mutex, std::try_to_lock );
 
 for( std::shared_ptr<BACKGROUND_JOB> job : m_jobs )
 {
 list->Add( job );
 }
 
 lock.unlock();
 
 m_shownDialogs.push_back( list );
 
 list->Bind( wxEVT_CLOSE_WINDOW, &BACKGROUND_JOBS_MONITOR::onListWindowClosed, this );
 
 // correct the position
 wxSize windowSize = list->GetSize();
 list->SetPosition( aPos - windowSize );
 
 list->Show();
}
 
 
void BACKGROUND_JOBS_MONITOR::jobUpdated( std::shared_ptr<BACKGROUND_JOB> aJob )
{
 std::shared_lock<std::shared_mutex> lock( m_mutex, std::try_to_lock );
 
 // this method is called from the reporters from potentially other threads
 // we have to guard ui calls with CallAfter
 if( m_jobs.size() > 0 )
 {
 //for now, we go and update the status bar if its the first job in the vector
 if( m_jobs.front() == aJob )
 {
 // update all status bar entries
 for( KISTATUSBAR* statusBar : m_statusBars )
 {
 statusBar->CallAfter(
 [=]()
 {
 statusBar->ShowBackgroundProgressBar();
 statusBar->SetBackgroundProgress( aJob->m_currentProgress );
 statusBar->SetBackgroundProgressMax( aJob->m_maxProgress );
 statusBar->SetBackgroundStatusText( aJob->m_status );
 } );
 }
 }
 }
 
 
 for( BACKGROUND_JOB_LIST* list : m_shownDialogs )
 {
 list->CallAfter(
 [=]()
 {
 list->UpdateJob( aJob );
 } );
 }
}
 
 
void BACKGROUND_JOBS_MONITOR::RegisterStatusBar( KISTATUSBAR* aStatusBar )
{
 m_statusBars.push_back( aStatusBar );
}
 
 
void BACKGROUND_JOBS_MONITOR::UnregisterStatusBar( KISTATUSBAR* aStatusBar )
{
 m_statusBars.erase( std::remove_if( m_statusBars.begin(), m_statusBars.end(),
 [&]( KISTATUSBAR* statusBar )
 {
 return statusBar == aStatusBar;
 } ) );
}