scintilla_tricks.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 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
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 * or you may search the http://www.gnu.org website for the version 2 license,
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 */

#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()> m_enterCallback = [](){ } );

 void DoAutocomplete( const wxString& aPartial, const wxArrayString& aTokens );

 void CancelAutocomplete();

protected:
 void setupStyles();

 int firstNonWhitespace( int aLine, int* aWhitespaceCount = nullptr );

 void onCharHook( wxKeyEvent& aEvent );
 void onScintillaUpdateUI( wxStyledTextEvent& aEvent );
 void onThemeChanged( wxSysColourChangedEvent &aEvent );

protected:
 wxStyledTextCtrl* m_te;
 wxString m_braces;
 int m_lastCaretPos;
 bool m_suppressAutocomplete;
 bool m_singleLine; // Treat <return> as OK, and skip special tab
 // stop handling (including monospaced font).
 std::function<void()> m_returnCallback; // Process <return> in singleLine, and
 // <shift> + <return> irrespective.
};

#endif // SCINTILLA_TRICKS_H