100 lines
2.5 KiB
C++
100 lines
2.5 KiB
C++
/*! \file pikbdlistener.h
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* \brief Keyboard console input listerner
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*/
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/*
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PIP - Platform Independent Primitives
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Keyboard grabber for console
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Copyright (C) 2013 Ivan Pelipenko peri4ko@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PIKBDLISTENER_H
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#define PIKBDLISTENER_H
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#include "pithread.h"
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#ifndef WINDOWS
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# include <termios.h>
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#endif
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#define WAIT_FOR_EXIT while (!PIKbdListener::exiting) msleep(1);
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typedef void (*KBFunc)(char, void * );
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/// events:
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/// keyPressed(char key, void * data)
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///
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/// handlers:
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/// void enableExitCapture(char key = 'Q')
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/// void setActive(bool yes = true)
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class PIP_EXPORT PIKbdListener: public PIThread
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{
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PIOBJECT(PIKbdListener)
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friend class PIConsole;
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public:
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enum SpecialSymbol {
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UpArrow = -1,
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DownArrow = -2,
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RightArrow = -3,
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LeftArrow = -4,
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CtrlUpArrow = -5,
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CtrlDownArrow = -6,
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CtrlRightArrow = -7,
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CtrlLeftArrow = -8
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};
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// slot is any function format "void <func>(char, void * )"
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PIKbdListener(KBFunc slot = 0, void * data = 0);
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~PIKbdListener() {terminate(); end();}
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void setData(void * data_) {data = data_;}
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void setSlot(KBFunc slot_) {ret_func = slot_;}
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EVENT_HANDLER( void, enableExitCapture) {enableExitCapture('Q');}
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EVENT_HANDLER1(void, enableExitCapture, char, key) {exit_enabled = true; exit_key = key;}
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void disableExitCapture() {exit_enabled = false;}
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bool exitCaptured() const {return exit_enabled;}
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char exitKey() const {return exit_key;}
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bool isActive() {return is_active;}
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EVENT_HANDLER(void, setActive) {setActive(true);}
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EVENT_HANDLER1(void, setActive, bool, yes);
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EVENT2(keyPressed, char, key, void * , data)
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static bool exiting;
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private:
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void begin();
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void run();
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void end();
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void raiseSpecial();
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KBFunc ret_func;
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char exit_key;
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bool exit_enabled, is_active;
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void * data;
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#ifdef WINDOWS
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DWORD ret, rc;
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void * hIn;
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DWORD smode, tmode;
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#else
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int rc;
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int ret;
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struct termios sterm, tterm;
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#endif
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};
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#endif // PIKBDLISTENER_H
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