panel_footprint_chooser.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2014 Henner Zeller <[email protected]>
 * Copyright (C) 2023 CERN
 * Copyright (C) 2016-2023 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 <widgets/panel_footprint_chooser.h>
#include <wx/button.h>
#include <wx/clipbrd.h>
#include <wx/panel.h>
#include <wx/sizer.h>
#include <wx/splitter.h>
#include <wx/timer.h>
#include <wx/wxhtml.h>
#include <pcb_base_frame.h>
#include <pcbnew_settings.h>
#include <pgm_base.h>
#include <fp_lib_table.h>
#include <settings/settings_manager.h>
#include <widgets/lib_tree.h>
#include <widgets/footprint_preview_widget.h>
#include <widgets/wx_progress_reporters.h>
#include <footprint_info_impl.h>
#include <project_pcb.h>
#include <kiface_base.h>
 
// When a new footprint is selected, a custom event is sent, for instance to update
// 3D viewer. So define a FP_SELECTION_EVENT event
wxDEFINE_EVENT(FP_SELECTION_EVENT, wxCommandEvent);
 
PANEL_FOOTPRINT_CHOOSER::PANEL_FOOTPRINT_CHOOSER( PCB_BASE_FRAME* aFrame, wxTopLevelWindow* aParent,
 const wxArrayString& aFootprintHistoryList,
 std::function<bool( LIB_TREE_NODE& )> aFilter,
 std::function<void()> aAcceptHandler,
 std::function<void()> aEscapeHandler ) :
 wxPanel( aParent, wxID_ANY, wxDefaultPosition, wxDefaultSize ),
 m_hsplitter( nullptr ),
 m_vsplitter( nullptr ),
 m_frame( aFrame ),
 m_filter( std::move( aFilter ) ),
 m_acceptHandler( std::move( aAcceptHandler ) ),
 m_escapeHandler( std::move( aEscapeHandler ) )
{
 m_CurrFootprint = nullptr;
 FP_LIB_TABLE* fpTable = PROJECT_PCB::PcbFootprintLibs( &aFrame->Prj() );
 
 // Load footprint files:
 WX_PROGRESS_REPORTER* progressReporter = new WX_PROGRESS_REPORTER( aParent,
 _( "Loading Footprint Libraries" ), 3 );
 GFootprintList.ReadFootprintFiles( fpTable, nullptr, progressReporter );
 
 // Force immediate deletion of the WX_PROGRESS_REPORTER. Do not use Destroy(), or use
 // Destroy() followed by wxSafeYield() because on Windows, APP_PROGRESS_DIALOG and
 // WX_PROGRESS_REPORTER have some side effects on the event loop manager. For instance, a
 // subsequent call to ShowModal() or ShowQuasiModal() for a dialog following the use of a
 // WX_PROGRESS_REPORTER results in incorrect modal or quasi modal behavior.
 delete progressReporter;
 
 if( GFootprintList.GetErrorCount() )
 GFootprintList.DisplayErrors( aParent );
 
 m_adapter = FP_TREE_MODEL_ADAPTER::Create( aFrame, fpTable );
 FP_TREE_MODEL_ADAPTER* adapter = static_cast<FP_TREE_MODEL_ADAPTER*>( m_adapter.get() );
 
 std::vector<LIB_TREE_ITEM*> historyInfos;
 
 for( const wxString& item : aFootprintHistoryList )
 {
 LIB_TREE_ITEM* fp_info = GFootprintList.GetFootprintInfo( item );
 
 // this can be null, for example, if the footprint has been deleted from a library.
 if( fp_info != nullptr )
 historyInfos.push_back( fp_info );
 }
 
 adapter->DoAddLibrary( wxT( "-- " ) + _( "Recently Used" ) + wxT( " --" ), wxEmptyString,
 historyInfos, false, true );
 
 if( historyInfos.size() )
 adapter->SetPreselectNode( historyInfos[0]->GetLIB_ID(), 0 );
 
 adapter->SetFilter( &m_filter );
 adapter->AddLibraries( m_frame );
 
 // -------------------------------------------------------------------------------------
 // Construct the actual panel
 //
 
 wxBoxSizer* sizer = new wxBoxSizer( wxVERTICAL );
 
 m_vsplitter = new wxSplitterWindow( this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
 wxSP_LIVE_UPDATE | wxSP_NOBORDER | wxSP_3DSASH );
 
 m_hsplitter = new wxSplitterWindow( m_vsplitter, wxID_ANY, wxDefaultPosition, wxDefaultSize,
 wxSP_LIVE_UPDATE | wxSP_NOBORDER | wxSP_3DSASH );
 
 //Avoid the splitter window being assigned as the Parent to additional windows
 m_vsplitter->SetExtraStyle( wxWS_EX_TRANSIENT );
 m_hsplitter->SetExtraStyle( wxWS_EX_TRANSIENT );
 
 auto detailsPanel = new wxPanel( m_vsplitter );
 auto detailsSizer = new wxBoxSizer( wxVERTICAL );
 detailsPanel->SetSizer( detailsSizer );
 
 m_details = new HTML_WINDOW( detailsPanel, wxID_ANY, wxDefaultPosition, wxDefaultSize );
 detailsSizer->Add( m_details, 1, wxEXPAND, 5 );
 detailsPanel->Layout();
 detailsSizer->Fit( detailsPanel );
 
 m_vsplitter->SetSashGravity( 0.5 );
 m_vsplitter->SetMinimumPaneSize( 20 );
 m_vsplitter->SplitHorizontally( m_hsplitter, detailsPanel );
 
 sizer->Add( m_vsplitter, 1, wxEXPAND, 5 );
 
 m_tree = new LIB_TREE( m_hsplitter, wxT( "footprints" ), fpTable, m_adapter,
 LIB_TREE::FLAGS::ALL_WIDGETS, m_details );
 
 m_hsplitter->SetSashGravity( 0.8 );
 m_hsplitter->SetMinimumPaneSize( 20 );
 
 m_RightPanel = new wxPanel( m_hsplitter );
 m_RightPanelSizer = new wxBoxSizer( wxVERTICAL );
 
 m_preview_ctrl = new FOOTPRINT_PREVIEW_WIDGET( m_RightPanel, m_frame->Kiway() );
 m_preview_ctrl->SetUserUnits( m_frame->GetUserUnits() );
 m_RightPanelSizer->Add( m_preview_ctrl, 1, wxEXPAND, 5 );
 
 m_RightPanel->SetSizer( m_RightPanelSizer );
 m_RightPanel->Layout();
 m_RightPanelSizer->Fit( m_RightPanel );
 
 m_hsplitter->SplitVertically( m_tree, m_RightPanel );
 
 m_dbl_click_timer = new wxTimer( this );
 m_open_libs_timer = new wxTimer( this );
 
 SetSizer( sizer );
 
 m_adapter->FinishTreeInitialization();
 
 Bind( wxEVT_TIMER, &PANEL_FOOTPRINT_CHOOSER::onCloseTimer, this, m_dbl_click_timer->GetId() );
 Bind( wxEVT_TIMER, &PANEL_FOOTPRINT_CHOOSER::onOpenLibsTimer, this, m_open_libs_timer->GetId() );
 Bind( EVT_LIBITEM_SELECTED, &PANEL_FOOTPRINT_CHOOSER::onFootprintSelected, this );
 Bind( EVT_LIBITEM_CHOSEN, &PANEL_FOOTPRINT_CHOOSER::onFootprintChosen, this );
 
 m_details->Connect( wxEVT_CHAR_HOOK,
 wxKeyEventHandler( PANEL_FOOTPRINT_CHOOSER::OnDetailsCharHook ),
 nullptr, this );
 
 Bind( wxEVT_CHAR_HOOK,
 [&]( wxKeyEvent& aEvent )
 {
 if( aEvent.GetKeyCode() == WXK_ESCAPE )
 {
 wxObject* eventSource = aEvent.GetEventObject();
 
 if( wxTextCtrl* textCtrl = dynamic_cast<wxTextCtrl*>( eventSource ) )
 {
 // First escape cancels search string value
 if( textCtrl->GetValue() == m_tree->GetSearchString()
 && !m_tree->GetSearchString().IsEmpty() )
 {
 m_tree->SetSearchString( wxEmptyString );
 return;
 }
 }
 
 m_escapeHandler();
 }
 else
 {
 // aEvent.Skip() should be sufficient to allow the normal key events to be
 // generated (at least according to the wxWidgets documentation). And yet,
 // here we are.
 aEvent.DoAllowNextEvent();
 
 aEvent.Skip();
 }
 } );
 
 Layout();
 
 // Open the user's previously opened libraries on timer expiration.
 // This is done on a timer because we need a gross hack to keep GTK from garbling the
 // display. Must be longer than the search debounce timer.
 m_open_libs_timer->StartOnce( 300 );
}
 
 
PANEL_FOOTPRINT_CHOOSER::~PANEL_FOOTPRINT_CHOOSER()
{
 Unbind( wxEVT_TIMER, &PANEL_FOOTPRINT_CHOOSER::onCloseTimer, this );
 Unbind( EVT_LIBITEM_SELECTED, &PANEL_FOOTPRINT_CHOOSER::onFootprintSelected, this );
 Unbind( EVT_LIBITEM_CHOSEN, &PANEL_FOOTPRINT_CHOOSER::onFootprintChosen, this );
 
 m_details->Disconnect( wxEVT_CHAR_HOOK,
 wxKeyEventHandler( PANEL_FOOTPRINT_CHOOSER::OnDetailsCharHook ),
 nullptr, this );
 
 // I am not sure the following two lines are necessary, but they will not hurt anyone
 m_dbl_click_timer->Stop();
 m_open_libs_timer->Stop();
 delete m_dbl_click_timer;
 delete m_open_libs_timer;
 
 PCBNEW_SETTINGS* cfg = nullptr;
 try
 {
 cfg = Pgm().GetSettingsManager().GetAppSettings<PCBNEW_SETTINGS>();
 }
 catch( const std::runtime_error& e )
 {
 wxFAIL_MSG( e.what() );
 }
 
 if( cfg )
 {
 // Save any changes to column widths, etc.
 m_adapter->SaveSettings();
 
 cfg->m_FootprintChooser.width = GetParent()->GetSize().x;
 cfg->m_FootprintChooser.height = GetParent()->GetSize().y;
 cfg->m_FootprintChooser.sash_h = m_hsplitter->GetSashPosition();
 
 if( m_vsplitter )
 cfg->m_FootprintChooser.sash_v = m_vsplitter->GetSashPosition();
 
 cfg->m_FootprintChooser.sort_mode = m_tree->GetSortMode();
 }
}
 
 
void PANEL_FOOTPRINT_CHOOSER::FinishSetup()
{
 if( PCBNEW_SETTINGS* settings = Pgm().GetSettingsManager().GetAppSettings<PCBNEW_SETTINGS>() )
 {
 auto horizPixelsFromDU =
 [&]( int x ) -> int
 {
 wxSize sz( x, 0 );
 return GetParent()->ConvertDialogToPixels( sz ).x;
 };
 
 PCBNEW_SETTINGS::FOOTPRINT_CHOOSER& cfg = settings->m_FootprintChooser;
 
 int w = cfg.width < 40 ? horizPixelsFromDU( 440 ) : cfg.width;
 int h = cfg.height < 40 ? horizPixelsFromDU( 340 ) : cfg.height;
 
 GetParent()->SetSize( wxSize( w, h ) );
 GetParent()->Layout();
 
 // We specify the width of the right window (m_symbol_view_panel), because specify
 // the width of the left window does not work as expected when SetSashGravity() is called
 if( cfg.sash_h < 0 )
 cfg.sash_h = horizPixelsFromDU( 220 );
 
 m_hsplitter->SetSashPosition( cfg.sash_h );
 
 if( cfg.sash_v < 0 )
 cfg.sash_v = horizPixelsFromDU( 230 );
 
 if( m_vsplitter )
 m_vsplitter->SetSashPosition( cfg.sash_v );
 
 m_adapter->SetSortMode( (LIB_TREE_MODEL_ADAPTER::SORT_MODE) cfg.sort_mode );
 }
}
 
 
void PANEL_FOOTPRINT_CHOOSER::SetPreselect( const LIB_ID& aPreselect )
{
 m_adapter->SetPreselectNode( aPreselect, 0 );
}
 
 
LIB_ID PANEL_FOOTPRINT_CHOOSER::GetSelectedLibId() const
{
 return m_tree->GetSelectedLibId();
}
 
 
void PANEL_FOOTPRINT_CHOOSER::onCloseTimer( wxTimerEvent& aEvent )
{
 // Hack because of eaten MouseUp event. See PANEL_FOOTPRINT_CHOOSER::onFootprintChosen
 // for the beginning of this spaghetti noodle.
 
 auto state = wxGetMouseState();
 
 if( state.LeftIsDown() )
 {
 // Mouse hasn't been raised yet, so fire the timer again. Otherwise the
 // purpose of this timer is defeated.
 m_dbl_click_timer->StartOnce( PANEL_FOOTPRINT_CHOOSER::DblClickDelay );
 }
 else
 {
 m_acceptHandler();
 }
}
 
#include <footprint_preview_panel.h>
void PANEL_FOOTPRINT_CHOOSER::onOpenLibsTimer( wxTimerEvent& aEvent )
{
 if( PCBNEW_SETTINGS* cfg = dynamic_cast<PCBNEW_SETTINGS*>( Kiface().KifaceSettings() ) )
 m_adapter->OpenLibs( cfg->m_LibTree.open_libs );
}
 
 
void PANEL_FOOTPRINT_CHOOSER::onFootprintSelected( wxCommandEvent& aEvent )
{
 if( !m_preview_ctrl || !m_preview_ctrl->IsInitialized() )
 return;
 
 LIB_ID lib_id = m_tree->GetSelectedLibId();
 
 if( !lib_id.IsValid() )
 {
 m_preview_ctrl->SetStatusText( _( "No footprint selected" ) );
 }
 else
 {
 m_preview_ctrl->ClearStatus();
 m_preview_ctrl->DisplayFootprint( lib_id );
 }
 
 m_CurrFootprint = static_cast<FOOTPRINT_PREVIEW_PANEL*>(m_preview_ctrl->GetPreviewPanel())->GetCurrentFootprint();
 
 // Send a FP_SELECTION_EVENT event after a footprint change
 wxCommandEvent event( FP_SELECTION_EVENT, GetId() );
 event.SetEventObject( this );
 
 ProcessWindowEvent( event );
}
 
 
void PANEL_FOOTPRINT_CHOOSER::onFootprintChosen( wxCommandEvent& aEvent )
{
 if( m_tree->GetSelectedLibId().IsValid() )
 {
 // Got a selection. We can't just end the modal dialog here, because wx leaks some
 // events back to the parent window (in particular, the MouseUp following a double click).
 //
 // NOW, here's where it gets really fun. wxTreeListCtrl eats MouseUp. This isn't really
 // feasible to bypass without a fully custom wxDataViewCtrl implementation, and even then
 // might not be fully possible (docs are vague). To get around this, we use a one-shot
 // timer to schedule the dialog close.
 //
 // See PANEL_FOOTPRINT_CHOOSER::onCloseTimer for the other end of this spaghetti noodle.
 m_dbl_click_timer->StartOnce( PANEL_FOOTPRINT_CHOOSER::DblClickDelay );
 }
}
 
 
void PANEL_FOOTPRINT_CHOOSER::OnDetailsCharHook( wxKeyEvent& e )
{
 if( m_details && e.GetKeyCode() == 'C' && e.ControlDown() &&
 !e.AltDown() && !e.ShiftDown() && !e.MetaDown() )
 {
 wxString txt = m_details->SelectionToText();
 wxLogNull doNotLog; // disable logging of failed clipboard actions
 
 if( wxTheClipboard->Open() )
 {
 wxTheClipboard->SetData( new wxTextDataObject( txt ) );
 wxTheClipboard->Flush(); // Allow data to be available after closing KiCad
 wxTheClipboard->Close();
 }
 }
 else
 {
 e.Skip();
 }
}