106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
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/**
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* @author Christian Burger (christian@krikkel.de)
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*/
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#include "SingleUserInput.hpp"
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#include "Debug.cpp"
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#include <ncurses.h>
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#include <vterm.h>
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#define KEY_TAB '\t'
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#define KEY_ESCAPE 27
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#define KEY_RETURN 10
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#define KEY_ALT_BACKSPACE 127
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#define KEY_ALT_ALT_BACKSPACE '\b'
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namespace krikkel::NCursesPtyWindow
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{
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SingleUserInput::SingleUserInput(int _resultGetWchCall, wint_t _input)
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: input(_input), resultGetWchCall(_resultGetWchCall)
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{
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}
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bool SingleUserInput::isNormalKey()
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{
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return resultGetWchCall == OK;
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}
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bool SingleUserInput::isFunctionKey()
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{
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return resultGetWchCall == KEY_CODE_YES;
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}
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VTermKey SingleUserInput::mapKeyNcursesToVTerm()
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{
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if(input >= KEY_MAX)
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return VTERM_KEY_NONE;
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debug();
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// thought about array mapping instead of `switch()` statements, but as
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// it is only processing user input, it is not time critical enough for
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// the wasted space
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// @tode unmapped keys: keys erase
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if(resultGetWchCall == OK)
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switch(input)
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{
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case KEY_TAB:
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return VTERM_KEY_TAB;
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case KEY_ESCAPE:
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return VTERM_KEY_ESCAPE;
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default:
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; // we cannot translate
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}
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if(resultGetWchCall == KEY_CODE_YES)
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switch(input)
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{
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case KEY_ENTER:
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return VTERM_KEY_ENTER;
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case KEY_BACKSPACE:
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return VTERM_KEY_BACKSPACE;
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case KEY_UP:
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return VTERM_KEY_UP;
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case KEY_DOWN:
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return VTERM_KEY_DOWN;
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case KEY_LEFT:
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return VTERM_KEY_LEFT;
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case KEY_RIGHT:
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return VTERM_KEY_RIGHT;
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case KEY_IC:
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return VTERM_KEY_INS;
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case KEY_DC:
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return VTERM_KEY_DEL;
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case KEY_HOME:
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return VTERM_KEY_HOME;
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case KEY_END:
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return VTERM_KEY_END;
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case KEY_PPAGE:
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return VTERM_KEY_PAGEUP;
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case KEY_NPAGE:
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return VTERM_KEY_PAGEDOWN;
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default:
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if(input >= KEY_F0 && input < KEY_F0 + 12)
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return static_cast<VTermKey>(VTERM_KEY_FUNCTION(input - KEY_F0));
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}
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__debug_log("previous ncurses input could not be decoded to vterm input");
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return VTERM_KEY_NONE;
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}
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wint_t SingleUserInput::getRawInput()
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{
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return input;
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}
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void SingleUserInput::debug()
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{
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#ifndef NDEGUG
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char octalRepresentation[16];
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snprintf(octalRepresentation, 16, "%o", input);
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__debug_log("mapping ncurses key: " + std::to_string(input) + " octal: " + octalRepresentation);
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#endif // NDEBUG
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}
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}
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