scintilla_tricks.h

Go to the documentation of this file.

/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020-2023 KiCad Developers, see change_log.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 SCINTILLA_TRICKS_H
#define SCINTILLA_TRICKS_H
 
 
#include <wx/stc/stc.h>
#include <functional>
 
class SCINTILLA_TRICKS : public wxEvtHandler
{
public:
 
 SCINTILLA_TRICKS( wxStyledTextCtrl* aScintilla, const wxString& aBraces, bool aSingleLine,
 std::function<void( wxKeyEvent& )> onAcceptHandler =
 []( wxKeyEvent& aEvent )
 { },
 std::function<void( wxStyledTextEvent& )> onCharAddedHandler =
 []( wxStyledTextEvent& )
 { } );
 
 wxStyledTextCtrl* Scintilla() const { return m_te; }
 
 void DoTextVarAutocomplete(
 const std::function<void( const wxString& xRef, wxArrayString* tokens )>& getTokensFn );
 
 void DoAutocomplete( const wxString& aPartial, const wxArrayString& aTokens );
 
 void CancelAutocomplete();
 
protected:
 void setupStyles();
 
 int firstNonWhitespace( int aLine, int* aWhitespaceCount = nullptr );
 
 virtual void onCharHook( wxKeyEvent& aEvent );
 void onChar( wxStyledTextEvent& aEvent );
 void onModified( wxStyledTextEvent& aEvent );
 void onScintillaUpdateUI( wxStyledTextEvent& aEvent );
 void onThemeChanged( wxSysColourChangedEvent &aEvent );
 
protected:
 wxStyledTextCtrl* m_te;
 wxString m_braces;
 int m_lastCaretPos;
 int m_lastSelStart;
 int m_lastSelEnd;
 bool m_suppressAutocomplete;
 bool m_singleLine; // Treat <return> as OK, and skip special tab
 // stop handling (including monospaced font).
 
 // Process <return> in singleLine, and <shift> + <return> irrespective.
 std::function<void( wxKeyEvent& aEvent )> m_onAcceptFn;
 std::function<void( wxStyledTextEvent& aEvent )> m_onCharAddedFn;
};
 
#endif // SCINTILLA_TRICKS_H