1 | /*
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2 | * Action_impl_header.hpp
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3 | *
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4 | * Created on: Aug 25, 2010
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5 | * Author: heber
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6 | */
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7 |
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8 | #include <boost/preprocessor/cat.hpp>
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9 | #include <boost/preprocessor/comparison/equal.hpp>
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10 | #include <boost/preprocessor/comparison/not_equal.hpp>
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11 | #include <boost/preprocessor/control/if.hpp>
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12 | #include <boost/preprocessor/debug/assert.hpp>
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13 | #include <boost/preprocessor/iteration/local.hpp>
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14 | #include <boost/preprocessor/punctuation/comma_if.hpp>
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15 | #include <boost/preprocessor/repetition/repeat.hpp>
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16 | #include <boost/preprocessor/seq/elem.hpp>
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17 | #include <boost/preprocessor/seq/push_back.hpp>
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18 | #include <boost/preprocessor/seq/seq.hpp>
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19 | #include <boost/preprocessor/seq/size.hpp>
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20 | #include <boost/preprocessor/seq/transform.hpp>
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21 |
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22 | #include "Actions/ValueStorage.hpp"
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23 |
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24 | // some derived names
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25 | #define ACTION BOOST_PP_CAT(CATEGORY, BOOST_PP_CAT(ACTIONNAME, Action))
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26 | #define COMMAND BOOST_PP_CAT(CATEGORY, ACTIONNAME)
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27 | #define PARAMS BOOST_PP_CAT(CATEGORY, BOOST_PP_CAT(ACTIONNAME, Parameters))
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28 |
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29 | // check if no lists given
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30 | #ifndef paramtypes
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31 | #define MAXPARAMTYPES 0
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32 | #else
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33 | #define MAXPARAMTYPES BOOST_PP_SEQ_SIZE(paramtypes)
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34 | #endif
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35 |
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36 | // check user has given name and category
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37 | #ifndef CATEGORY
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38 | ERROR: No "CATEGORY" defined in: __FILE__
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39 | #endif
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40 |
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41 | #ifndef ACTIONNAME
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42 | ERROR: No "ACTIONNAME" defined in: __FILE__
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43 | #endif
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44 |
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45 | // calculate numbers and check whether all have same size
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46 | #ifdef paramtokens
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47 | BOOST_PP_ASSERT_MSG(BOOST_PP_EQUAL(MAXPARAMTYPES, BOOST_PP_SEQ_SIZE(paramtokens)),\
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48 | ERROR: There are not the same number of "paramtokens" and "paramtypes" in: __FILE__ \
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49 | )
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50 | #endif
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51 | #ifdef paramreferences
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52 | BOOST_PP_ASSERT_MSG(BOOST_PP_EQUAL(MAXPARAMTYPES, BOOST_PP_SEQ_SIZE(paramreferences)),\
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53 | ERROR: There are not the same number of "paramtokens" and "paramreferences" in: __FILE__ \
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54 | )
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55 | #endif
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56 | #ifdef paramdescriptions
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57 | BOOST_PP_ASSERT_MSG(BOOST_PP_EQUAL(MAXPARAMTYPES, BOOST_PP_SEQ_SIZE(paramdescriptions)),\
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58 | ERROR: There are not the same number of "paramtokens" and "paramdescriptions" in: __FILE__ \
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59 | )
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60 | #endif
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61 |
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62 | // check for mandatory defines
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63 | #ifndef DESCRIPTION
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64 | BOOST_PP_ASSERT_MSG(0, \
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65 | "ERROR: Description is mandatory for Actions, here for ACTION " \
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66 | )
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67 | #endif
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68 | #ifndef TYPEINFO
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69 | BOOST_PP_ASSERT_MSG(0, \
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70 | "ERROR: Type is mandatory for Actions, here for ACTION " \
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71 | )
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72 | #endif
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73 |
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74 | // print a list of type ref followed by a separator, i.e. "int i;"
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75 | #define type_print(z,n,TYPELIST, VARLIST, separator) \
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76 | BOOST_PP_SEQ_ELEM(n, TYPELIST) \
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77 | BOOST_PP_SEQ_ELEM(n, VARLIST)\
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78 | separator
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79 |
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80 | // print a list of type ref followed, i.e. "int i, double position"
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81 | #define type_list(z,n,TYPELIST, VARLIST) \
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82 | BOOST_PP_COMMA_IF(n)\
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83 | BOOST_PP_SEQ_ELEM(n, TYPELIST) \
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84 | BOOST_PP_SEQ_ELEM(n, VARLIST)
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85 |
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86 | // prints OptionDescription.insert
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87 | #define optiondescription_print(z,n,unused, unused2) \
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88 | OptionDescription. insert (\
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89 | pair<std::string, std::string> (\
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90 | BOOST_PP_SEQ_ELEM(n, paramtokens), \
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91 | BOOST_PP_SEQ_ELEM(n, paramdescriptions) )\
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92 | );
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93 |
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94 |
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95 | #if defined paramtypes && defined paramreferences
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96 | void COMMAND(
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97 | #define BOOST_PP_LOCAL_MACRO(n) type_list(~, n, paramtypes, paramreferences)
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98 | #define BOOST_PP_LOCAL_LIMITS (0, MAXPARAMTYPES-1)
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99 | #include BOOST_PP_LOCAL_ITERATE()
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100 | );
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101 | # else
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102 | void COMMAND();
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103 | #endif
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104 |
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105 | class ACTION;
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106 |
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107 | template <>
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108 | class ActionTrait<ACTION> : public ActionTraits {
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109 | public:
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110 | ActionTrait()
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111 | {
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112 | #ifdef DEFAULTVALUE
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113 | CurrentValue = DEFAULTVALUE;
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114 | #endif
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115 | #ifdef DESCRIPTION
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116 | Description = DESCRIPTION;
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117 | #endif
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118 | #ifdef paramdescriptions
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119 | #define BOOST_PP_LOCAL_MACRO(n) optiondescription_print(~, n, ~, )
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120 | #define BOOST_PP_LOCAL_LIMITS (0, MAXPARAMTYPES-1)
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121 | #include BOOST_PP_LOCAL_ITERATE()
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122 | #endif
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123 | #ifdef MENUNAME
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124 | MenuTitle = MENUNAME;
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125 | #endif
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126 | #ifdef MENUPOSITION
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127 | MenuPosition = MENUPOSITION;
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128 | #endif
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129 | #ifdef SHORTFORM
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130 | ShortForm = SHORTFORM;
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131 | #endif
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132 | #ifdef TYPEINFO
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133 | InternalType = TYPEINFO;
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134 | #endif
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135 | }
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136 |
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137 | ~ActionTrait() {}
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138 | };
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139 |
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140 | class ACTION : public Action {
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141 | friend
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142 | #if defined paramtypes && defined paramreferences
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143 | void COMMAND(
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144 | #define BOOST_PP_LOCAL_MACRO(n) type_list(~, n, paramtypes, paramreferences)
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145 | #define BOOST_PP_LOCAL_LIMITS (0, MAXPARAMTYPES-1)
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146 | #include BOOST_PP_LOCAL_ITERATE()
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147 | );
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148 | # else
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149 | void COMMAND();
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150 | #endif
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151 |
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152 | public:
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153 | ACTION();
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154 | virtual ~ACTION();
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155 |
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156 | bool canUndo();
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157 | bool shouldUndo();
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158 |
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159 | virtual const std::string getName();
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160 |
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161 | struct PARAMS : ActionParameters {
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162 | #if defined paramtypes && defined paramreferences
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163 | #define BOOST_PP_LOCAL_MACRO(n) type_print(~, n, paramtypes, paramreferences, ;)
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164 | #define BOOST_PP_LOCAL_LIMITS (0, MAXPARAMTYPES-1)
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165 | #include BOOST_PP_LOCAL_ITERATE()
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166 | #endif
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167 | } params;
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168 |
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169 | ActionTrait<ACTION> Traits;
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170 |
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171 | protected:
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172 | virtual Dialog * fillDialog(Dialog*);
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173 | private:
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174 | virtual void getParametersfromValueStorage();
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175 | virtual Action::state_ptr performCall();
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176 | virtual Action::state_ptr performUndo(Action::state_ptr);
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177 | virtual Action::state_ptr performRedo(Action::state_ptr);
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178 |
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179 | static const char NAME[];
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180 | };
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181 |
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182 | #undef paramtypes
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183 | #undef paramtokens
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184 | #undef paramreferences
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185 | #undef MAXPARAMTYPES
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186 | #undef statetypes
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187 | #undef statereferences
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188 | #undef MAXSTATETYPES
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189 |
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190 | #undef ACTION
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191 | #undef COMMAND
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192 | #undef COMMANDFULL
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193 | #undef PARAMS
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194 |
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195 | #undef ACTIONNAME
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196 | #undef CATEGORY
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197 | #undef TOKEN
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