src/preferences/shortcuts/MetaKeyStateMap.cpp

   1 /*
   2  * Copyright 1999-2009 Jeremy Friesner
   3  * Copyright 2009 Haiku, Inc. All rights reserved.
   4  * Distributed under the terms of the MIT License.
   5  *
   6  * Authors:
   7  *              Jeremy Friesner
   8  */
   9
  10
  11 #include "MetaKeyStateMap.h"
  12
  13
  14 #include <stdio.h>
  15 #include <string.h>
  16
  17
  18 #include "BitFieldTesters.h"
  19
  20
  21 MetaKeyStateMap::MetaKeyStateMap()
  22         :
  23         fKeyName(NULL)
  24 {
  25         // User MUST call SetInfo() before using!
  26 }
  27
  28
  29 MetaKeyStateMap::MetaKeyStateMap(const char* name)
  30 {
  31         SetInfo(name);
  32 }
  33
  34
  35 void
  36 MetaKeyStateMap::SetInfo(const char* keyName)
  37 {
  38         fKeyName = new char[strlen(keyName) + 1];
  39         strcpy(fKeyName, keyName);
  40 }
  41
  42
  43 MetaKeyStateMap::~MetaKeyStateMap()
  44 {
  45         delete [] fKeyName;
  46         int nr = fStateDescs.CountItems();
  47         for (int i = 0; i < nr; i++)
  48                 delete [] ((const char*) fStateDescs.ItemAt(i));
  49
  50         nr = fStateTesters.CountItems();
  51         for (int j = 0; j < nr; j++)
  52                 delete ((BitFieldTester*) fStateTesters.ItemAt(j));
  53         // _stateBits are stored in-line, no need to delete them
  54 }
  55
  56
  57 void
  58 MetaKeyStateMap::AddState(const char* d, const BitFieldTester* t)
  59 {
  60         char* copy = new char[strlen(d) + 1];
  61         strcpy(copy, d);
  62         fStateDescs.AddItem(copy);
  63         fStateTesters.AddItem((void *)t);
  64 }
  65
  66
  67 int
  68 MetaKeyStateMap::GetNumStates() const
  69 {
  70         return fStateTesters.CountItems();
  71 }
  72
  73
  74 const BitFieldTester*
  75 MetaKeyStateMap::GetNthStateTester(int stateNum) const
  76 {
  77         return ((const BitFieldTester*) fStateTesters.ItemAt(stateNum));
  78 }
  79
  80
  81 const char*
  82 MetaKeyStateMap::GetNthStateDesc(int stateNum) const
  83 {
  84         return ((const char*) fStateDescs.ItemAt(stateNum));
  85 }
  86
  87
  88 const char*
  89 MetaKeyStateMap::GetName() const
  90 {
  91         return fKeyName;
  92 }