1 | // |
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2 | // "$Id$" |
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3 | // |
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4 | // Code output routines for the Fast Light Tool Kit (FLTK). |
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5 | // |
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6 | // Copyright 1998-2006 by Bill Spitzak and others. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or |
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9 | // modify it under the terms of the GNU Library General Public |
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10 | // License as published by the Free Software Foundation; either |
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11 | // version 2 of the License, or (at your option) any later version. |
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12 | // |
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13 | // This library is distributed in the hope that it will be useful, |
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14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 | // Library General Public License for more details. |
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17 | // |
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18 | // You should have received a copy of the GNU Library General Public |
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19 | // License along with this library; if not, write to the Free Software |
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20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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21 | // USA. |
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22 | // |
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23 | // Please report all bugs and problems on the following page: |
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24 | // |
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25 | // http://www.fltk.org/str.php |
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26 | // |
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27 | |
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28 | #include <stdio.h> |
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29 | #include <stdlib.h> |
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30 | #include "../src/flstring.h" |
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31 | #include <stdarg.h> |
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32 | |
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33 | #include <FL/Fl.H> |
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34 | #include "Fl_Type.h" |
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35 | #include "alignment_panel.h" |
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36 | |
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37 | static FILE *code_file; |
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38 | static FILE *header_file; |
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39 | |
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40 | extern char i18n_program[]; |
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41 | extern int i18n_type; |
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42 | extern const char* i18n_include; |
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43 | extern const char* i18n_function; |
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44 | extern const char* i18n_file; |
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45 | extern const char* i18n_set; |
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46 | |
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47 | // return true if c can be in a C identifier. I needed this so |
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48 | // it is not messed up by locale settings: |
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49 | int is_id(char c) { |
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50 | return c>='a' && c<='z' || c>='A' && c<='Z' || c>='0' && c<='9' || c=='_'; |
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51 | } |
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52 | |
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53 | //////////////////////////////////////////////////////////////// |
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54 | // Generate unique but human-readable identifiers: |
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55 | |
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56 | struct id { |
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57 | char* text; |
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58 | void* object; |
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59 | id *left, *right; |
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60 | id (const char* t, void* o) : text(strdup(t)), object(o) {left = right = 0;} |
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61 | ~id(); |
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62 | }; |
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63 | |
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64 | id::~id() { |
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65 | delete left; |
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66 | free((void *)text); |
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67 | delete right; |
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68 | } |
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69 | |
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70 | static id* id_root; |
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71 | |
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72 | const char* unique_id(void* o, const char* type, const char* name, const char* label) { |
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73 | char buffer[128]; |
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74 | char* q = buffer; |
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75 | while (*type) *q++ = *type++; |
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76 | *q++ = '_'; |
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77 | const char* n = name; |
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78 | if (!n || !*n) n = label; |
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79 | if (n && *n) { |
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80 | while (*n && !is_id(*n)) n++; |
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81 | while (is_id(*n)) *q++ = *n++; |
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82 | } |
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83 | *q = 0; |
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84 | // okay, search the tree and see if the name was already used: |
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85 | id** p = &id_root; |
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86 | int which = 0; |
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87 | while (*p) { |
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88 | int i = strcmp(buffer, (*p)->text); |
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89 | if (!i) { |
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90 | if ((*p)->object == o) return (*p)->text; |
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91 | // already used, we need to pick a new name: |
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92 | sprintf(q,"%x",++which); |
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93 | p = &id_root; |
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94 | continue; |
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95 | } |
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96 | else if (i < 0) p = &((*p)->left); |
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97 | else p = &((*p)->right); |
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98 | } |
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99 | *p = new id(buffer, o); |
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100 | return (*p)->text; |
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101 | } |
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102 | |
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103 | //////////////////////////////////////////////////////////////// |
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104 | // return current indentation: |
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105 | |
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106 | static const char* spaces = " "; |
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107 | int indentation; |
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108 | const char* indent() { |
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109 | int i = indentation; if (i>16) i = 16; |
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110 | return spaces+16-i; |
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111 | } |
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112 | |
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113 | //////////////////////////////////////////////////////////////// |
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114 | // declarations/include files: |
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115 | // Each string generated by write_declare is written only once to |
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116 | // the header file. This is done by keeping a binary tree of all |
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117 | // the calls so far and not printing it if it is in the tree. |
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118 | |
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119 | struct included { |
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120 | char *text; |
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121 | included *left, *right; |
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122 | included(const char *t) { |
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123 | text = strdup(t); |
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124 | left = right = 0; |
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125 | } |
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126 | ~included(); |
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127 | }; |
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128 | |
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129 | included::~included() { |
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130 | delete left; |
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131 | free((void *)text); |
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132 | delete right; |
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133 | } |
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134 | static included *included_root; |
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135 | |
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136 | int write_declare(const char *format, ...) { |
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137 | va_list args; |
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138 | char buf[1024]; |
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139 | va_start(args, format); |
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140 | vsnprintf(buf, sizeof(buf), format, args); |
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141 | va_end(args); |
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142 | included **p = &included_root; |
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143 | while (*p) { |
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144 | int i = strcmp(buf,(*p)->text); |
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145 | if (!i) return 0; |
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146 | else if (i < 0) p = &((*p)->left); |
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147 | else p = &((*p)->right); |
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148 | } |
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149 | fprintf(header_file,"%s\n",buf); |
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150 | *p = new included(buf); |
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151 | return 1; |
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152 | } |
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153 | |
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154 | //////////////////////////////////////////////////////////////// |
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155 | |
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156 | // silly thing to prevent declaring unused variables: |
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157 | // When this symbol is on, all attempts to write code don't write |
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158 | // anything, but set a variable if it looks like the variable "o" is used: |
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159 | int varused_test; |
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160 | int varused; |
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161 | |
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162 | // write an array of C characters (adds a null): |
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163 | void write_cstring(const char *w, int length) { |
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164 | if (varused_test) { |
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165 | varused = 1; |
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166 | return; |
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167 | } |
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168 | const char *e = w+length; |
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169 | int linelength = 1; |
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170 | putc('\"', code_file); |
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171 | for (; w < e;) { |
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172 | int c = *w++; |
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173 | switch (c) { |
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174 | case '\b': c = 'b'; goto QUOTED; |
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175 | case '\t': c = 't'; goto QUOTED; |
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176 | case '\n': c = 'n'; goto QUOTED; |
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177 | case '\f': c = 'f'; goto QUOTED; |
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178 | case '\r': c = 'r'; goto QUOTED; |
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179 | case '\"': |
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180 | case '\'': |
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181 | case '\\': |
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182 | QUOTED: |
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183 | if (linelength >= 77) {fputs("\\\n",code_file); linelength = 0;} |
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184 | putc('\\', code_file); |
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185 | putc(c, code_file); |
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186 | linelength += 2; |
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187 | break; |
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188 | case '?': // prevent trigraphs by writing ?? as ?\? |
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189 | if (*(w-2) == '?') goto QUOTED; |
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190 | // else fall through: |
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191 | default: |
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192 | if (c >= ' ' && c < 127) { |
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193 | // a legal ASCII character |
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194 | if (linelength >= 78) {fputs("\\\n",code_file); linelength = 0;} |
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195 | putc(c, code_file); |
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196 | linelength++; |
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197 | break; |
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198 | } |
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199 | // otherwise we must print it as an octal constant: |
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200 | c &= 255; |
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201 | if (c < 8) { |
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202 | if (linelength >= 76) {fputs("\\\n",code_file); linelength = 0;} |
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203 | fprintf(code_file, "\\%o",c); |
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204 | linelength += 2; |
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205 | } else if (c < 64) { |
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206 | if (linelength >= 75) {fputs("\\\n",code_file); linelength = 0;} |
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207 | fprintf(code_file, "\\%o",c); |
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208 | linelength += 3; |
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209 | } else { |
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210 | if (linelength >= 74) {fputs("\\\n",code_file); linelength = 0;} |
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211 | fprintf(code_file, "\\%o",c); |
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212 | linelength += 4; |
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213 | } |
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214 | // We must not put more numbers after it, because some C compilers |
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215 | // consume them as part of the quoted sequence. Use string constant |
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216 | // pasting to avoid this: |
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217 | c = *w; |
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218 | if (w < e && (c>='0'&&c<='9' || c>='a'&&c<='f' || c>='A'&&c<='F')) { |
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219 | putc('\"', code_file); linelength++; |
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220 | if (linelength >= 79) {fputs("\n",code_file); linelength = 0;} |
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221 | putc('\"', code_file); linelength++; |
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222 | } |
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223 | break; |
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224 | } |
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225 | } |
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226 | putc('\"', code_file); |
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227 | } |
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228 | |
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229 | // write a C string, quoting characters if necessary: |
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230 | void write_cstring(const char *w) {write_cstring(w,strlen(w));} |
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231 | |
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232 | // write an array of C binary data (does not add a null): |
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233 | void write_cdata(const char *s, int length) { |
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234 | if (varused_test) { |
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235 | varused = 1; |
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236 | return; |
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237 | } |
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238 | const unsigned char *w = (const unsigned char *)s; |
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239 | const unsigned char *e = w+length; |
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240 | int linelength = 1; |
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241 | putc('{', code_file); |
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242 | for (; w < e;) { |
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243 | unsigned char c = *w++; |
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244 | if (c>99) linelength += 4; |
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245 | else if (c>9) linelength += 3; |
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246 | else linelength += 2; |
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247 | if (linelength >= 77) {fputs("\n",code_file); linelength = 0;} |
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248 | fprintf(code_file, "%d", c); |
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249 | if (w<e) putc(',', code_file); |
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250 | } |
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251 | putc('}', code_file); |
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252 | } |
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253 | |
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254 | void write_c(const char* format,...) { |
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255 | if (varused_test) { |
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256 | varused = 1; |
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257 | return; |
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258 | } |
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259 | va_list args; |
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260 | va_start(args, format); |
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261 | vfprintf(code_file, format, args); |
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262 | va_end(args); |
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263 | } |
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264 | |
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265 | void write_h(const char* format,...) { |
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266 | if (varused_test) return; |
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267 | va_list args; |
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268 | va_start(args, format); |
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269 | vfprintf(header_file, format, args); |
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270 | va_end(args); |
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271 | } |
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272 | |
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273 | #include <FL/filename.H> |
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274 | int write_number; |
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275 | int write_sourceview; |
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276 | extern Fl_Widget_Class_Type *current_widget_class; |
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277 | |
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278 | // recursively dump code, putting children between the two parts |
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279 | // of the parent code: |
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280 | static Fl_Type* write_code(Fl_Type* p) { |
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281 | if (write_sourceview) { |
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282 | p->code_line = (int)ftell(code_file); |
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283 | if (p->header_line_end==-1) |
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284 | p->header_line = (int)ftell(header_file); |
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285 | } |
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286 | // write all code that come before the children code |
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287 | // (but don't write the last comment until the very end) |
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288 | if (!(p==Fl_Type::last && p->is_comment())) |
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289 | p->write_code1(); |
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290 | // recursively write the code of all children |
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291 | Fl_Type* q; |
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292 | if (p->is_widget() && p->is_class()) { |
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293 | // Handle widget classes specially |
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294 | for (q = p->next; q && q->level > p->level;) { |
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295 | if (strcmp(q->type_name(), "Function")) q = write_code(q); |
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296 | else { |
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297 | int level = q->level; |
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298 | do { |
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299 | q = q->next; |
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300 | } while (q && q->level > level); |
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301 | } |
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302 | } |
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303 | |
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304 | // write all code that come after the children |
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305 | p->write_code2(); |
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306 | |
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307 | for (q = p->next; q && q->level > p->level;) { |
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308 | if (!strcmp(q->type_name(), "Function")) q = write_code(q); |
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309 | else { |
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310 | int level = q->level; |
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311 | do { |
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312 | q = q->next; |
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313 | } while (q && q->level > level); |
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314 | } |
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315 | } |
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316 | |
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317 | write_h("};\n"); |
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318 | current_widget_class = 0L; |
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319 | } else { |
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320 | for (q = p->next; q && q->level > p->level;) q = write_code(q); |
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321 | // write all code that come after the children |
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322 | p->write_code2(); |
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323 | } |
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324 | if (write_sourceview) { |
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325 | p->code_line_end = (int)ftell(code_file); |
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326 | if (p->header_line_end==-1) |
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327 | p->header_line_end = (int)ftell(header_file); |
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328 | } |
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329 | return q; |
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330 | } |
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331 | |
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332 | extern const char* header_file_name; |
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333 | extern Fl_Class_Type *current_class; |
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334 | |
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335 | int write_code(const char *s, const char *t) { |
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336 | const char *filemode = "w"; |
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337 | if (write_sourceview) |
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338 | filemode = "wb"; |
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339 | write_number++; |
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340 | delete id_root; id_root = 0; |
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341 | indentation = 0; |
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342 | current_class = 0L; |
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343 | current_widget_class = 0L; |
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344 | if (!s) code_file = stdout; |
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345 | else { |
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346 | FILE *f = fopen(s, filemode); |
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347 | if (!f) return 0; |
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348 | code_file = f; |
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349 | } |
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350 | if (!t) header_file = stdout; |
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351 | else { |
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352 | FILE *f = fopen(t, filemode); |
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353 | if (!f) {fclose(code_file); return 0;} |
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354 | header_file = f; |
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355 | } |
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356 | // if the first entry in the Type tree is a comment, then it is probably |
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357 | // a copyright notice. We print that before anything else in the file! |
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358 | Fl_Type* first_type = Fl_Type::first; |
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359 | if (first_type && first_type->is_comment()) { |
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360 | if (write_sourceview) { |
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361 | first_type->code_line = (int)ftell(code_file); |
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362 | first_type->header_line = (int)ftell(header_file); |
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363 | } |
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364 | // it is ok to write non-recusive code here, because comments have no children or code2 blocks |
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365 | first_type->write_code1(); |
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366 | if (write_sourceview) { |
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367 | first_type->code_line_end = (int)ftell(code_file); |
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368 | first_type->header_line_end = (int)ftell(header_file); |
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369 | } |
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370 | first_type = first_type->next; |
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371 | } |
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372 | |
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373 | const char *hdr = "\ |
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374 | // generated by Fast Light User Interface Designer (fluid) version %.4f\n\n"; |
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375 | fprintf(header_file, hdr, FL_VERSION); |
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376 | fprintf(code_file, hdr, FL_VERSION); |
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377 | |
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378 | {char define_name[102]; |
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379 | const char* a = fl_filename_name(t); |
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380 | char* b = define_name; |
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381 | if (!isalpha(*a)) {*b++ = '_';} |
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382 | while (*a) {*b++ = isalnum(*a) ? *a : '_'; a++;} |
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383 | *b = 0; |
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384 | fprintf(header_file, "#ifndef %s\n", define_name); |
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385 | fprintf(header_file, "#define %s\n", define_name); |
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386 | } |
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387 | |
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388 | write_declare("#include <FL/Fl.H>"); |
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389 | if (i18n_type && i18n_include[0]) { |
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390 | if (i18n_include[0] != '<' && |
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391 | i18n_include[0] != '\"') |
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392 | write_c("#include \"%s\"\n", i18n_include); |
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393 | else |
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394 | write_c("#include %s\n", i18n_include); |
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395 | if (i18n_type == 2) { |
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396 | if (i18n_file[0]) write_c("extern nl_catd %s;\n", i18n_file); |
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397 | else { |
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398 | write_c("// Initialize I18N stuff now for menus...\n"); |
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399 | write_c("#include <locale.h>\n"); |
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400 | write_c("static char *_locale = setlocale(LC_MESSAGES, \"\");\n"); |
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401 | write_c("static nl_catd _catalog = catopen(\"%s\", 0);\n", |
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402 | i18n_program); |
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403 | } |
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404 | } |
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405 | } |
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406 | if (t && include_H_from_C) { |
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407 | if (*header_file_name == '.' && strchr(header_file_name, '/') == NULL) { |
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408 | write_c("#include \"%s\"\n", fl_filename_name(t)); |
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409 | } else { |
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410 | write_c("#include \"%s\"\n", t); |
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411 | } |
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412 | } |
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413 | for (Fl_Type* p = first_type; p;) { |
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414 | // write all static data for this & all children first |
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415 | if (write_sourceview) p->header_line = (int)ftell(header_file); |
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416 | p->write_static(); |
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417 | if (write_sourceview) { |
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418 | p->header_line_end = (int)ftell(header_file); |
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419 | if (p->header_line==p->header_line_end) p->header_line_end = -1; |
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420 | } |
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421 | for (Fl_Type* q = p->next; q && q->level > p->level; q = q->next) { |
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422 | if (write_sourceview) q->header_line = (int)ftell(header_file); |
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423 | q->write_static(); |
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424 | if (write_sourceview) { |
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425 | q->header_line_end = (int)ftell(header_file); |
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426 | if (q->header_line==q->header_line_end) q->header_line_end = -1; |
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427 | } |
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428 | } |
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429 | // then write the nested code: |
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430 | p = write_code(p); |
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431 | } |
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432 | |
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433 | delete included_root; included_root = 0; |
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434 | |
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435 | if (!s) return 1; |
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436 | |
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437 | fprintf(header_file, "#endif\n"); |
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438 | |
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439 | Fl_Type* last_type = Fl_Type::last; |
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440 | if (last_type && last_type->is_comment()) { |
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441 | if (write_sourceview) { |
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442 | last_type->code_line = (int)ftell(code_file); |
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443 | last_type->header_line = (int)ftell(header_file); |
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444 | } |
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445 | last_type->write_code1(); |
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446 | if (write_sourceview) { |
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447 | last_type->code_line_end = (int)ftell(code_file); |
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448 | last_type->header_line_end = (int)ftell(header_file); |
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449 | } |
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450 | } |
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451 | |
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452 | int x = fclose(code_file); |
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453 | code_file = 0; |
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454 | int y = fclose(header_file); |
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455 | header_file = 0; |
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456 | return x >= 0 && y >= 0; |
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457 | } |
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458 | |
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459 | int write_strings(const char *sfile) { |
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460 | FILE *fp = fopen(sfile, "w"); |
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461 | Fl_Type *p; |
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462 | Fl_Widget_Type *w; |
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463 | int i; |
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464 | |
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465 | if (!fp) return 1; |
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466 | |
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467 | switch (i18n_type) { |
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468 | case 0 : /* None, just put static text out */ |
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469 | fprintf(fp, "# generated by Fast Light User Interface Designer (fluid) version %.4f\n", |
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470 | FL_VERSION); |
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471 | for (p = Fl_Type::first; p; p = p->next) { |
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472 | if (p->is_widget()) { |
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473 | w = (Fl_Widget_Type *)p; |
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474 | |
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475 | if (w->label()) { |
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476 | for (const char *s = w->label(); *s; s ++) |
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477 | if (*s < 32 || *s > 126 || *s == '\"') |
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478 | fprintf(fp, "\\%03o", *s); |
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479 | else |
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480 | putc(*s, fp); |
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481 | putc('\n', fp); |
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482 | } |
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483 | |
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484 | if (w->tooltip()) { |
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485 | for (const char *s = w->tooltip(); *s; s ++) |
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486 | if (*s < 32 || *s > 126 || *s == '\"') |
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487 | fprintf(fp, "\\%03o", *s); |
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488 | else |
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489 | putc(*s, fp); |
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490 | putc('\n', fp); |
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491 | } |
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492 | } |
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493 | } |
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494 | break; |
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495 | case 1 : /* GNU gettext, put a .po file out */ |
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496 | fprintf(fp, "# generated by Fast Light User Interface Designer (fluid) version %.4f\n", |
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497 | FL_VERSION); |
---|
498 | for (p = Fl_Type::first; p; p = p->next) { |
---|
499 | if (p->is_widget()) { |
---|
500 | w = (Fl_Widget_Type *)p; |
---|
501 | |
---|
502 | if (w->label()) { |
---|
503 | const char *s; |
---|
504 | |
---|
505 | fputs("msgid \"", fp); |
---|
506 | for (s = w->label(); *s; s ++) |
---|
507 | if (*s < 32 || *s > 126 || *s == '\"') |
---|
508 | fprintf(fp, "\\%03o", *s); |
---|
509 | else |
---|
510 | putc(*s, fp); |
---|
511 | fputs("\"\n", fp); |
---|
512 | |
---|
513 | fputs("msgstr \"", fp); |
---|
514 | for (s = w->label(); *s; s ++) |
---|
515 | if (*s < 32 || *s > 126 || *s == '\"') |
---|
516 | fprintf(fp, "\\%03o", *s); |
---|
517 | else |
---|
518 | putc(*s, fp); |
---|
519 | fputs("\"\n", fp); |
---|
520 | } |
---|
521 | |
---|
522 | if (w->tooltip()) { |
---|
523 | const char *s; |
---|
524 | |
---|
525 | fputs("msgid \"", fp); |
---|
526 | for (s = w->tooltip(); *s; s ++) |
---|
527 | if (*s < 32 || *s > 126 || *s == '\"') |
---|
528 | fprintf(fp, "\\%03o", *s); |
---|
529 | else |
---|
530 | putc(*s, fp); |
---|
531 | fputs("\"\n", fp); |
---|
532 | |
---|
533 | fputs("msgstr \"", fp); |
---|
534 | for (s = w->tooltip(); *s; s ++) |
---|
535 | if (*s < 32 || *s > 126 || *s == '\"') |
---|
536 | fprintf(fp, "\\%03o", *s); |
---|
537 | else |
---|
538 | putc(*s, fp); |
---|
539 | fputs("\"\n", fp); |
---|
540 | } |
---|
541 | } |
---|
542 | } |
---|
543 | break; |
---|
544 | case 2 : /* POSIX catgets, put a .msg file out */ |
---|
545 | fprintf(fp, "$ generated by Fast Light User Interface Designer (fluid) version %.4f\n", |
---|
546 | FL_VERSION); |
---|
547 | fprintf(fp, "$set %s\n", i18n_set); |
---|
548 | fputs("$quote \"\n", fp); |
---|
549 | |
---|
550 | for (i = 1, p = Fl_Type::first; p; p = p->next) { |
---|
551 | if (p->is_widget()) { |
---|
552 | w = (Fl_Widget_Type *)p; |
---|
553 | |
---|
554 | if (w->label()) { |
---|
555 | fprintf(fp, "%d \"", i ++); |
---|
556 | for (const char *s = w->label(); *s; s ++) |
---|
557 | if (*s < 32 || *s > 126 || *s == '\"') |
---|
558 | fprintf(fp, "\\%03o", *s); |
---|
559 | else |
---|
560 | putc(*s, fp); |
---|
561 | fputs("\"\n", fp); |
---|
562 | } |
---|
563 | |
---|
564 | if (w->tooltip()) { |
---|
565 | fprintf(fp, "%d \"", i ++); |
---|
566 | for (const char *s = w->tooltip(); *s; s ++) |
---|
567 | if (*s < 32 || *s > 126 || *s == '\"') |
---|
568 | fprintf(fp, "\\%03o", *s); |
---|
569 | else |
---|
570 | putc(*s, fp); |
---|
571 | fputs("\"\n", fp); |
---|
572 | } |
---|
573 | } |
---|
574 | } |
---|
575 | break; |
---|
576 | } |
---|
577 | |
---|
578 | return fclose(fp); |
---|
579 | } |
---|
580 | |
---|
581 | //////////////////////////////////////////////////////////////// |
---|
582 | |
---|
583 | void Fl_Type::write_static() {} |
---|
584 | void Fl_Type::write_code1() { |
---|
585 | write_h("// Header for %s\n", title()); |
---|
586 | write_c("// Code for %s\n", title()); |
---|
587 | } |
---|
588 | void Fl_Type::write_code2() {} |
---|
589 | |
---|
590 | // |
---|
591 | // End of "$Id$". |
---|
592 | // |
---|