1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> |
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2 * See LICENSE file for license details. |
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3 */ |
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4 #include "dwm.h" |
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5 #include <regex.h> |
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6 #include <stdio.h> |
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7 #include <stdlib.h> |
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8 #include <string.h> |
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9 #include <sys/types.h> |
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10 #include <X11/Xutil.h> |
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11 |
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12 |
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13 typedef struct { |
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14 const char *clpattern; |
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15 const char *tpattern; |
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16 Bool isfloat; |
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17 } Rule; |
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18 |
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19 typedef struct { |
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20 regex_t *clregex; |
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21 regex_t *tregex; |
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22 } RReg; |
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23 |
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24 /* static */ |
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25 |
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26 TAGS |
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27 RULES |
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28 |
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29 static RReg *rreg = NULL; |
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30 static unsigned int len = 0; |
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31 |
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32 /* extern */ |
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33 |
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34 void |
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35 compileregexps(void) { |
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36 unsigned int i; |
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37 regex_t *reg; |
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38 |
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39 if(rreg) |
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40 return; |
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41 len = sizeof rule / sizeof rule[0]; |
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42 rreg = emallocz(len * sizeof(RReg)); |
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43 for(i = 0; i < len; i++) { |
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44 if(rule[i].clpattern) { |
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45 reg = emallocz(sizeof(regex_t)); |
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46 if(regcomp(reg, rule[i].clpattern, REG_EXTENDED)) |
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47 free(reg); |
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48 else |
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49 rreg[i].clregex = reg; |
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50 } |
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51 if(rule[i].tpattern) { |
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52 reg = emallocz(sizeof(regex_t)); |
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53 if(regcomp(reg, rule[i].tpattern, REG_EXTENDED)) |
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54 free(reg); |
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55 else |
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56 rreg[i].tregex = reg; |
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57 } |
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58 } |
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59 } |
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60 |
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61 void |
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62 settags(Client *c, Client *trans) { |
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63 char prop[512]; |
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64 unsigned int i, j; |
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65 regmatch_t tmp; |
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66 Bool matched = trans != NULL; |
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67 XClassHint ch = { 0 }; |
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68 |
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69 if(matched) |
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70 for(i = 0; i < ntags; i++) |
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71 c->tags[i] = trans->tags[i]; |
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72 else { |
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73 XGetClassHint(dpy, c->win, &ch); |
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74 snprintf(prop, sizeof prop, "%s:%s:%s", |
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75 ch.res_class ? ch.res_class : "", |
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76 ch.res_name ? ch.res_name : "", c->name); |
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77 for(i = 0; i < len; i++) |
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78 if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) { |
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79 c->isfloat = rule[i].isfloat; |
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80 for(j = 0; rreg[i].tregex && j < ntags; j++) { |
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81 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) { |
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82 matched = True; |
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83 c->tags[j] = True; |
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84 } |
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85 } |
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86 } |
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87 if(ch.res_class) |
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88 XFree(ch.res_class); |
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89 if(ch.res_name) |
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90 XFree(ch.res_name); |
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91 } |
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92 if(!matched) |
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93 for(i = 0; i < ntags; i++) |
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94 c->tags[i] = seltag[i]; |
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95 } |
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96 |
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97 void |
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98 tag(Arg *arg) { |
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99 unsigned int i; |
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100 |
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101 if(!sel) |
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102 return; |
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103 for(i = 0; i < ntags; i++) |
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104 sel->tags[i] = (arg->i == -1) ? True : False; |
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105 if(arg->i >= 0 && arg->i < ntags) |
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106 sel->tags[arg->i] = True; |
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107 arrange(); |
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108 } |
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109 |
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110 void |
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111 toggletag(Arg *arg) { |
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112 unsigned int i; |
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113 |
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114 if(!sel) |
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115 return; |
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116 sel->tags[arg->i] = !sel->tags[arg->i]; |
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117 for(i = 0; i < ntags && !sel->tags[i]; i++); |
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118 if(i == ntags) |
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119 sel->tags[arg->i] = True; |
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120 arrange(); |
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121 } |
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