1 /* See LICENSE file for copyright and license details. */ |
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2 #include "dwm.h" |
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3 #include <regex.h> |
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4 #include <stdio.h> |
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5 #include <stdlib.h> |
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6 #include <X11/Xutil.h> |
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7 |
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8 /* static */ |
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9 |
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10 typedef struct { |
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11 const char *prop; |
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12 const char *tags; |
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13 Bool isfloating; |
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14 } Rule; |
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15 |
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16 typedef struct { |
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17 regex_t *propregex; |
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18 regex_t *tagregex; |
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19 } Regs; |
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20 |
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21 TAGS |
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22 RULES |
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23 |
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24 static Regs *regs = NULL; |
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25 static unsigned int nrules = 0; |
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26 static char prop[512]; |
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27 |
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28 static unsigned int |
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29 idxoftag(const char *tag) { |
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30 unsigned int i; |
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31 |
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32 for(i = 0; i < ntags; i++) |
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33 if(tags[i] == tag) |
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34 return i; |
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35 return 0; |
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36 } |
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37 |
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38 /* extern */ |
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39 |
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40 void |
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41 applyrules(Client *c) { |
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42 unsigned int i, j; |
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43 regmatch_t tmp; |
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44 Bool matched = False; |
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45 XClassHint ch = { 0 }; |
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46 |
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47 /* rule matching */ |
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48 XGetClassHint(dpy, c->win, &ch); |
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49 snprintf(prop, sizeof prop, "%s:%s:%s", |
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50 ch.res_class ? ch.res_class : "", |
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51 ch.res_name ? ch.res_name : "", c->name); |
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52 for(i = 0; i < nrules; i++) |
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53 if(regs[i].propregex && !regexec(regs[i].propregex, prop, 1, &tmp, 0)) { |
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54 c->isfloating = rules[i].isfloating; |
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55 for(j = 0; regs[i].tagregex && j < ntags; j++) { |
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56 if(!regexec(regs[i].tagregex, tags[j], 1, &tmp, 0)) { |
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57 matched = True; |
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58 c->tags[j] = True; |
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59 } |
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60 } |
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61 } |
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62 if(ch.res_class) |
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63 XFree(ch.res_class); |
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64 if(ch.res_name) |
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65 XFree(ch.res_name); |
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66 if(!matched) |
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67 for(i = 0; i < ntags; i++) |
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68 c->tags[i] = seltags[i]; |
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69 } |
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70 |
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71 void |
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72 compileregs(void) { |
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73 unsigned int i; |
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74 regex_t *reg; |
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75 |
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76 if(regs) |
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77 return; |
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78 nrules = sizeof rules / sizeof rules[0]; |
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79 regs = emallocz(nrules * sizeof(Regs)); |
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80 for(i = 0; i < nrules; i++) { |
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81 if(rules[i].prop) { |
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82 reg = emallocz(sizeof(regex_t)); |
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83 if(regcomp(reg, rules[i].prop, REG_EXTENDED)) |
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84 free(reg); |
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85 else |
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86 regs[i].propregex = reg; |
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87 } |
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88 if(rules[i].tags) { |
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89 reg = emallocz(sizeof(regex_t)); |
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90 if(regcomp(reg, rules[i].tags, REG_EXTENDED)) |
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91 free(reg); |
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92 else |
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93 regs[i].tagregex = reg; |
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94 } |
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95 } |
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96 } |
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97 |
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98 Bool |
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99 isvisible(Client *c) { |
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100 unsigned int i; |
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101 |
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102 for(i = 0; i < ntags; i++) |
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103 if(c->tags[i] && seltags[i]) |
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104 return True; |
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105 return False; |
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106 } |
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107 |
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108 void |
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109 tag(const char *arg) { |
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110 unsigned int i; |
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111 |
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112 if(!sel) |
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113 return; |
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114 for(i = 0; i < ntags; i++) |
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115 sel->tags[i] = arg == NULL; |
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116 i = idxoftag(arg); |
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117 if(i >= 0 && i < ntags) |
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118 sel->tags[i] = True; |
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119 saveprops(sel); |
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120 arrange(); |
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121 } |
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122 |
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123 void |
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124 togglefloating(const char *arg) { |
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125 if(!sel || isfloating()) |
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126 return; |
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127 sel->isfloating = !sel->isfloating; |
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128 if(sel->isfloating) { |
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129 resize(sel, sel->x, sel->y, sel->w, sel->h, True); |
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130 saveprops(sel); |
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131 } |
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132 arrange(); |
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133 } |
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134 |
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135 void |
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136 toggletag(const char *arg) { |
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137 unsigned int i, j; |
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138 |
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139 if(!sel) |
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140 return; |
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141 i = idxoftag(arg); |
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142 sel->tags[i] = !sel->tags[i]; |
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143 for(j = 0; j < ntags && !sel->tags[j]; j++); |
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144 if(j == ntags) |
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145 sel->tags[i] = True; |
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146 saveprops(sel); |
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147 arrange(); |
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148 } |
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149 |
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150 void |
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151 toggleview(const char *arg) { |
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152 unsigned int i, j; |
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153 |
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154 i = idxoftag(arg); |
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155 seltags[i] = !seltags[i]; |
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156 for(j = 0; j < ntags && !seltags[j]; j++); |
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157 if(j == ntags) |
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158 seltags[i] = True; /* cannot toggle last view */ |
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159 savedwmprops(); |
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160 arrange(); |
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161 } |
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162 |
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163 void |
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164 view(const char *arg) { |
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165 unsigned int i; |
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166 |
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167 for(i = 0; i < ntags; i++) |
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168 seltags[i] = arg == NULL; |
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169 i = idxoftag(arg); |
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170 if(i >= 0 && i < ntags) |
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171 seltags[i] = True; |
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172 savedwmprops(); |
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173 arrange(); |
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174 } |
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