kicad/include/filehistory.h

172 lines
5.4 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 Ian McInerney <Ian.S.McInerney@ieee.org>
* Copyright (C) 2019 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
*/
#ifndef FILEHISTORY_H_
#define FILEHISTORY_H_
#include <tool/action_menu.h>
#include <tool/selection_conditions.h>
#include <wx/filehistory.h>
#include <wx/menu.h>
class APP_SETTINGS_BASE;
/**
* This class implements a file history object to store a list of files, that can then
* be added to a menu.
*
* This class extends the wxWidgets wxFileHistory class to include KiCad specific items.
*/
class FILE_HISTORY : public wxFileHistory
{
public:
/**
* Create a file history object to store a list of files and add them to a menu.
*
* @param aMaxFiles is the number of files to store in the history
* @param aBaseFileId is the ID to use for the first file menu item
* @param aClearId is the ID to use for the clear menu menu item
* @param aClearText is the text to use for the menu item that clears the history.
*/
FILE_HISTORY( size_t aMaxFiles, int aBaseFileId, int aClearId,
wxString aClearText = _( "Clear Recent Files" ) );
/**
* Loads history from a JSON settings object
* @param aSettings is the settings object for this application
*/
void Load( const APP_SETTINGS_BASE& aSettings );
/**
* Loads history from a list of strings
* @param aList is a list of filenames to load
*/
void Load( const std::vector<wxString>& aList );
/**
* Saves history into a JSON settings object
* @param aSettings is the settings object to save into
*/
void Save( APP_SETTINGS_BASE& aSettings );
/**
* Saves history into a list of strings
* @param aList is a pointer to a string vector to clear and fill with the file history
*/
void Save( std::vector<wxString>* aList );
// Hide warnings about these virtual functions
using wxFileHistory::Load;
using wxFileHistory::Save;
/**
* Adds a file to the history.
*
* This function overrides the default wxWidgets method to iterate through all
* menus associated with the file history, remove the added menu items, lets wx
* add the new files, and then re-adds the clear menu item.
*
* @param aFile is the filename of the file to add to the history.
*/
void AddFileToHistory( const wxString &aFile ) override;
/**
* Add the files to all registered menus.
*/
void AddFilesToMenu() override
{
// This is needed to ensure that the proper base class function is called
wxFileHistory::AddFilesToMenu();
}
/**
* Add the files to the specified menu
*
* @aMenu is the menu to operate on.
*/
void AddFilesToMenu( wxMenu* aMenu ) override;
/**
* Update the number of files that will be contained inside the file history.
*
* @param aMaxFiles is the new number of files for the history
*/
void SetMaxFiles( size_t aMaxFiles );
/**
* Set the text displayed on the menu item that clears the entire menu.
*
* @param aClearText is the text to use for the menu item
*/
void SetClearText( wxString aClearText )
{
m_clearText = aClearText;
}
/**
* Clear all entries from the file history.
*/
void ClearFileHistory();
/**
* Create a SELECTION_CONDITION that can be used to enable a menu item when the
* file history has items in it.
*
* @param aHistory is the file history to check for items
* @return the selection condition function
*/
static SELECTION_CONDITION FileHistoryNotEmpty( const FILE_HISTORY& aHistory );
protected:
/**
* Remove the clear menu item and the preceding separator from the given menu.
*
* @param aMenu is the menu to operate on
*/
void doRemoveClearitem( wxMenu* aMenu );
/**
* Add the clear menu item and the preceding separator to the given menu.
*
* @param aMenu is the menu to operate on
*/
void doAddClearItem( wxMenu* aMenu );
private:
/**
* Test if the file history is empty. This function is designed to be used with a SELECTION_CONDITION
* to enable/disable the file history menu.
*
* @param aSelection is unused
* @param aHistory is the file history to test for items
*/
static bool isHistoryNotEmpty( const SELECTION& aSelection, const FILE_HISTORY& aHistory );
int m_clearId;
wxString m_clearText;
};
#endif