kicad/include/search_stack.h

125 lines
4.6 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014 CERN
* Copyright (C) 1992-2020 KiCad Developers, see AUTHORS.txt for contributors.
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* 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
*/
#ifndef SEARCH_STACK_H_
#define SEARCH_STACK_H_
#include <wx/filefn.h>
#include <wx/filename.h>
#include <project.h>
/**
* Look for files in a number of paths.
*
* Augments wxPathList. I chose the name because it sounded like a stack of work, as a
* reminder that anything you put in here means searching work at some point in time.
* (An alternative is to simply know where something is.)
*/
class SEARCH_STACK : public wxPathList, public PROJECT::_ELEM
{
public:
KICAD_T Type() override { return SEARCH_STACK_T; }
#if defined(DEBUG)
void Show( const wxString& aPrefix ) const;
#endif
/**
* Return the shortest possible path which can be use later to find a full path from
* this SEARCH_STACK.
*
* If the library path is already in the library search paths list, just add the library
* name to the list. Otherwise, add the library name with the full or relative path.
* The relative path is preferable because it preserves use of default libraries paths,
* when the path is a sub path of these default paths. Note we accept only sub paths
* not relative paths starting by ../ that are not subpaths and are outside KiCad library
* paths
*
* @param aFullFilename The filename with path and extension.
* @param aBaseDir The absolute path on which relative paths in this SEARCH_STACK are
* based.
* @return a short filename (with extension) with only a relative path if
* this filename can be found in library paths
*/
wxString FilenameWithRelativePathInSearchList( const wxString& aFullFilename,
const wxString& aBaseDir );
wxString FindValidPath( const wxString& aFileName ) const
{
#if 1 // might not be needed
if( wxFileName::FileExists( aFileName ) )
return aFileName;
else
#endif
return wxPathList::FindValidPath( aFileName );
}
/**
* Insert or append path(s).
*
* @param aPaths path or path list to add. paths must be separated by ";" on windows,
* or ":" | ";" on unix.
* @param aIndex insertion point, -1 for append.
*/
void AddPaths( const wxString& aPaths, int aIndex = -1 );
/**
* Remove the given path(s) from the library path list.
*
* @param aPaths path or list of paths to remove. If list, paths must be separated by
* ";" on windows, or ":" | ";" on unix.
*/
void RemovePaths( const wxString& aPaths );
/**
* Separate \a aPathString into individual paths.
*
* @param aResult is where to put the paths, it should be empty upon entry.
* @param aPathString is concatenated string with interposing ';' or ':' separators.
* @return the count of paths found in \a aPathString
*/
static int Split( wxArrayString* aResult, const wxString& aPathString );
#if 1 // this function is so poorly designed it deserves not to exist.
/**
* A quirky function inherited from old code that seems to serve particular needs in
* the UI.
*
* It returns what is called the last visited directory or if \a aSubPathToSearch is
* empty, the first path in this SEARCH_STACK ( but not the CWD ).
*
* @todo add more here if you can figure it out.
*
* @param aSubPathToSearch is the preferred sub path to search in path list.
*/
const wxString LastVisitedPath( const wxString& aSubPathToSearch = wxEmptyString );
#endif
};
#endif // SEARCH_STACK_H_