pagelayout_editor/files.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2013 CERN
 * Copyright (C) 2017-2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Jean-Pierre Charras, jp.charras at wanadoo.fr
 *
 * 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 <confirm.h>
#include <gestfich.h>
#include <drawing_sheet/ds_data_model.h>
#include <drawing_sheet/ds_file_versions.h>
#include <paths.h>
#include <widgets/infobar.h>
#include <wildcards_and_files_ext.h>

#include "pl_editor_frame.h"
#include "pl_editor_id.h"
#include "properties_frame.h"

#include <wx/filedlg.h>
#include <wx/filename.h>
#include <wx/stdpaths.h>

bool PL_EDITOR_FRAME::saveCurrentPageLayout()
{
 wxCommandEvent saveEvent;
 saveEvent.SetId( wxID_SAVE );
 Files_io( saveEvent );

 return !IsContentModified();
}


void PL_EDITOR_FRAME::OnFileHistory( wxCommandEvent& event )
{
 wxString filename;

 filename = GetFileFromHistory( event.GetId(), _( "Drawing Sheet File" ) );

 if( filename != wxEmptyString )
 {
 if( IsContentModified() )
 {
 if( !HandleUnsavedChanges( this, _( "The current drawing sheet has been modified. "
 "Save changes?" ),
 [&]() -> bool
 {
 return saveCurrentPageLayout();
 } ) )
 {
 return;
 }
 }

 ::wxSetWorkingDirectory( ::wxPathOnly( filename ) );

 if( LoadDrawingSheetFile( filename ) )
 {
 wxString msg;
 msg.Printf( _( "File \"%s\" loaded"), filename );
 SetStatusText( msg );
 }

 OnNewDrawingSheet();
 }
}


void PL_EDITOR_FRAME::OnClearFileHistory( wxCommandEvent& aEvent )
{
 ClearFileHistory();
}


/* File commands. */
void PL_EDITOR_FRAME::Files_io( wxCommandEvent& event )
{
 wxString msg;
 int id = event.GetId();
 wxString filename = GetCurrentFileName();
 DS_DATA_MODEL& pglayout = DS_DATA_MODEL::GetTheInstance();

 if( filename.IsEmpty() && id == wxID_SAVE )
 id = wxID_SAVEAS;

 if( ( id == wxID_NEW || id == wxID_OPEN ) && IsContentModified() )
 {
 if( !HandleUnsavedChanges( this, _( "The current drawing sheet has been modified. "
 "Save changes?" ),
 [&]() -> bool
 {
 return saveCurrentPageLayout();
 } ) )
 {
 return;
 }
 }

 switch( id )
 {
 case wxID_NEW:
 pglayout.AllowVoidList( true );
 SetCurrentFileName( wxEmptyString );
 pglayout.ClearList();
 OnNewDrawingSheet();
 break;

 case ID_APPEND_DESCR_FILE:
 {
 wxFileDialog openFileDialog( this, _( "Append Existing Drawing Sheet" ),
 wxEmptyString, wxEmptyString,
 DrawingSheetFileWildcard(), wxFD_OPEN );

 if( openFileDialog.ShowModal() == wxID_CANCEL )
 return;

 filename = openFileDialog.GetPath();

 if( !InsertDrawingSheetFile( filename ) )
 {
 msg.Printf( _( "Unable to load %s file" ), filename );
 DisplayErrorMessage( this, msg );
 }
 else
 {
 GetScreen()->SetContentModified();
 HardRedraw();
 msg.Printf( _( "File \"%s\" inserted" ), filename );
 SetStatusText( msg );
 }
 }
 break;

 case wxID_OPEN:
 {
 wxFileDialog openFileDialog( this, _( "Open" ), wxEmptyString, wxEmptyString,
 DrawingSheetFileWildcard(), wxFD_OPEN );

 if( openFileDialog.ShowModal() == wxID_CANCEL )
 return;

 filename = openFileDialog.GetPath();

 if( !LoadDrawingSheetFile( filename ) )
 {
 msg.Printf( _( "Unable to load %s file" ), filename );
 DisplayErrorMessage( this, msg );
 }
 else
 {
 OnNewDrawingSheet();
 msg.Printf( _( "File \"%s\" saved." ), filename );
 SetStatusText( msg );
 }
 }
 break;

 case wxID_SAVE:
 if( !SaveDrawingSheetFile( filename ) )
 {
 msg.Printf( _( "Unable to write '%s'." ), filename );
 DisplayErrorMessage( this, msg );
 }
 else
 {
 msg.Printf( _("File '%s' saved."), filename );
 SetStatusText( msg );
 }
 break;

 case wxID_SAVEAS:
 {
 wxString dir = PATHS::GetUserTemplatesPath();
 wxFileDialog openFileDialog( this, _( "Save As" ), dir, wxEmptyString,
 DrawingSheetFileWildcard(),
 wxFD_SAVE | wxFD_OVERWRITE_PROMPT );

 if( openFileDialog.ShowModal() == wxID_CANCEL )
 return;

 filename = openFileDialog.GetPath();
 // Ensure the file has the right extension:
 // because a name like name.subname.subsubname is legal,
 // add the right extension without replacing the wxFileName
 // extension
 wxFileName fn(filename);

 if( fn.GetExt() != DrawingSheetFileExtension )
 filename << wxT(".") << DrawingSheetFileExtension;

 if( !SaveDrawingSheetFile( filename ) )
 {
 msg.Printf( _( "Failed to create file '%s'." ), filename );
 DisplayErrorMessage( this, msg );
 }

 else
 {
 msg.Printf( _("File \"%s\" saved."), filename );
 SetStatusText( msg );

 if( GetCurrentFileName().IsEmpty() )
 SetCurrentFileName( filename );
 }
 }
 break;

 default:
 break;
 }
}


bool PL_EDITOR_FRAME::LoadDrawingSheetFile( const wxString& aFullFileName )
{
 if( wxFileExists( aFullFileName ) )
 {
 bool loaded = false;

 loaded = DS_DATA_MODEL::GetTheInstance().LoadDrawingSheet( aFullFileName );

 if( !loaded )
 {
 ShowInfoBarError( _( "Error reading drawing sheet" ), true );
 return false;
 }

 SetCurrentFileName( aFullFileName );
 UpdateFileHistory( aFullFileName );
 GetScreen()->SetContentModified( false );

 wxFileName fn = aFullFileName;
 m_infoBar->Dismiss();

 if( DS_DATA_MODEL::GetTheInstance().GetFileFormatVersionAtLoad() < SEXPR_WORKSHEET_FILE_VERSION )
 {
 m_infoBar->RemoveAllButtons();
 m_infoBar->AddCloseButton();
 m_infoBar->ShowMessage( _( "This file was created by an older version of KiCad. "
 "It will be converted to the new format when saved." ),
 wxICON_WARNING, WX_INFOBAR::MESSAGE_TYPE::OUTDATED_SAVE );
 }

 if( fn.FileExists() && !fn.IsFileWritable() )
 {
 ShowInfoBarWarning( _( "Layout file is read only." ), true );
 }

 return true;
 }

 return false;
}


bool PL_EDITOR_FRAME::InsertDrawingSheetFile( const wxString& aFullFileName )
{
 if( wxFileExists( aFullFileName ) )
 {
 const bool append = true;
 SaveCopyInUndoList();
 DS_DATA_MODEL::GetTheInstance().LoadDrawingSheet( aFullFileName, append );
 return true;
 }

 return false;
}


bool PL_EDITOR_FRAME::SaveDrawingSheetFile( const wxString& aFullFileName )
{
 if( !aFullFileName.IsEmpty() )
 {
 wxStandardPaths& paths = wxStandardPaths::Get();
 wxString tempFile = wxFileName::CreateTempFileName(
 paths.GetTempDir() + wxFileName::GetPathSeparator() + wxT( "pledit" ) );

 try
 {
 DS_DATA_MODEL::GetTheInstance().Save( tempFile );
 }
 catch( const IO_ERROR& )
 {
 // In case we started a file but didn't fully write it, clean up
 wxRemoveFile( tempFile);

 return false;
 }

 if( !wxRenameFile( tempFile, aFullFileName ) )
 return false;

 GetScreen()->SetContentModified( false );
 return true;
 }

 return false;
}