|| || || || || || || ||

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KeyBindings.h

Go to the documentation of this file.

#ifndef Impala_Visualization_KeyBindings_h
#define Impala_Visualization_KeyBindings_h

/*
Autor: Richard van Balen
Examples:

dataNextFile    d
dataNextFile    pagedown
dataNextFile    ctrl#down
dataNextFile    ctrl-shift#left
dataNextFile    ctrl#f
dataNextFile    fn2
dataNextFile    ctrl#fn2
*/

namespace Impala {
namespace Visualization {

#ifndef Impala_Basis_String_h
#include "Basis/String.h"
#endif

typedef std::vector<String> KeyBindings;

void ParseKeyBindingStr(String& str, int& c, int& state)
{
    int     modState = 0;
    int     modIdx;
    String  modStr;

    state = c = 0;
    if ((modIdx=str.find('#'))!=String::npos)
    {
        modStr = str.substr(0,modIdx);
        if (modStr == "ctrl")
            modState |= oglControl;
        else if (modStr == "shift")
            modState |= oglShift;
        else if (modStr == "ctrl-shift" || modStr == "shift-ctrl")
            modState |= oglControl | oglShift;
    }

    state = modState;

    int     charIdx = modIdx ? modIdx+1 : 0;
    String  charStr = str.substr(charIdx);
    if (charStr.length()==1)
    {
        c = charStr[0];
        if (modState & oglControl)
        {
            c = toupper(c);
            c -= 'A'-1;
        }
    }
    else if (charStr[0] == 'f' && charStr[1] == 'n')
    {
        int fnNr = atoi(charStr.substr(2));
        c = oglFUNC(fnNr);
    }
    else if (charStr == "pageup")
        c = oglPAGEUP;
    else if (charStr == "pagedown")
        c = oglPAGEDOWN;
    else if (charStr == "up")
        c = oglUP;
    else if (charStr == "down")
        c = oglDOWN;
    else if (charStr == "right")
        c = oglRIGHT;
    else if (charStr == "left")
        c = oglLEFT;
    else if (charStr == "home")
        c = oglHOME;
    else if (charStr == "end")
        c = oglEND;
    else if (charStr == "insert")
        c = oglINSERT;
    else if (charStr == "delete")
        c = oglDELETE;
}

String GetKeyBinding(String name, String dflt)
{
    CmdOptions& options = CmdOptions::GetInstance();
    String str = options.GetString(name, dflt);
    return str;
}

bool CheckKeyBinding(KeyBindings& kb, int idx, int c, int state)
{
    int     cVal, stateVal;
    String  str = kb[idx];
    ParseKeyBindingStr(str,cVal,stateVal);
    if (!stateVal && isupper(c))
        stateVal = oglShift;
    return (c==cVal && (state==stateVal));
}

} // namespace Visualization
} // namespace Impala

#endif // Impala_Visualization_KeyBindings_h

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