kicad/include/scintilla_tricks.h

82 lines
3.1 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020-2022 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>
/**
* Add cut/copy/paste, dark theme, autocomplete and brace highlighting to a wxStyleTextCtrl
* instance.
*/
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( std::function<void( const wxString& crossRef,
wxArrayString* tokens )> aTokenProvider );
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 onChar( 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_onAcceptHandler;
std::function<void( wxStyledTextEvent& aEvent )> m_onCharAddedHandler;
};
#endif // SCINTILLA_TRICKS_H