mod_query/main.c

   1 /*
   2  * ion/mod_query/main.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2007.
   5  *
   6  * See the included file LICENSE for details.
   7  */
   8
   9 #include <libextl/readconfig.h>
  10 #include <libextl/extl.h>
  11 #include <libtu/minmax.h>
  12 #include <ioncore/binding.h>
  13 #include <ioncore/conf-bindings.h>
  14 #include <ioncore/frame.h>
  15 #include <ioncore/saveload.h>
  16 #include <ioncore/bindmaps.h>
  17 #include <ioncore/ioncore.h>
  18
  19 #include "query.h"
  20 #include "edln.h"
  21 #include "wedln.h"
  22 #include "input.h"
  23 #include "complete.h"
  24 #include "history.h"
  25 #include "exports.h"
  26 #include "main.h"
  27
  28
  29 /*{{{ Module information */
  30
  31
  32 #include "../version.h"
  33
  34 char mod_query_ion_api_version[]=ION_API_VERSION;
  35
  36
  37 /*}}}*/
  38
  39
  40 /*{{{ Bindmaps */
  41
  42
  43 WBindmap *mod_query_input_bindmap=NULL;
  44 WBindmap *mod_query_wedln_bindmap=NULL;
  45
  46
  47 /*}}}*/
  48
  49
  50 /*{{{ Set & get */
  51
  52
  53 ModQueryConfig mod_query_config={
  54     250,
  55     TRUE,
  56     FALSE
  57 };
  58
  59
  60 /*EXTL_DOC
  61  * Set module configuration. The following are supported:
  62  *
  63  * \begin{tabularx}{\linewidth}{lX}
  64  *  \tabhead{Field & Description}
  65  *  \var{autoshowcompl} & (boolean) Is auto-show-completions enabled?
  66  *      (default: true). \\
  67  *  \var{autoshowcompl_delay} & (integer) auto-show-completions delay
  68  *      in milliseconds (default: 250). \\
  69  *  \var{caseicompl} & (boolean) Turn some completions case-insensitive
  70  *      (default: false). \\
  71  * \end{tabularx}
  72  */
  73 EXTL_EXPORT
  74 void mod_query_set(ExtlTab tab)
  75 {
  76     ModQueryConfig *c=&mod_query_config;
  77
  78     extl_table_gets_b(tab, "autoshowcompl", &c->autoshowcompl);
  79     extl_table_gets_b(tab, "caseicompl", &c->caseicompl);
  80
  81     if(extl_table_gets_i(tab, "autoshowcompl_delay",
  82                          &c->autoshowcompl_delay)){
  83         c->autoshowcompl_delay=maxof(c->autoshowcompl_delay, 0);
  84     }
  85 }
  86
  87 /*EXTL_DOC
  88  * Get module configuration. For more information see
  89  * \fnref{mod_query.set}.
  90  */
  91 EXTL_SAFE
  92 EXTL_EXPORT
  93 ExtlTab mod_query_get()
  94 {
  95     ModQueryConfig *c=&mod_query_config;
  96     ExtlTab tab=extl_create_table();
  97
  98     extl_table_sets_b(tab, "autoshowcompl", c->autoshowcompl);
  99     extl_table_sets_b(tab, "caseicompl", c->caseicompl);
 100     extl_table_sets_i(tab, "autoshowcompl_delay", c->autoshowcompl_delay);
 101
 102     return tab;
 103 }
 104
 105
 106 /*}}}*/
 107
 108
 109 /*{{{ Init & deinit */
 110
 111
 112 static void load_history()
 113 {
 114     ExtlTab tab;
 115     int i, n;
 116
 117     if(!extl_read_savefile("saved_queryhist", &tab))
 118         return;
 119
 120     n=extl_table_get_n(tab);
 121
 122     for(i=n; i>=1; i--){
 123         char *s=NULL;
 124         if(extl_table_geti_s(tab, i, &s)){
 125             mod_query_history_push(s);
 126             free(s);
 127         }
 128     }
 129
 130     extl_unref_table(tab);
 131 }
 132
 133
 134 static void save_history()
 135 {
 136     ExtlTab tab=mod_query_history_table();
 137
 138     extl_write_savefile("saved_queryhist", tab);
 139
 140     extl_unref_table(tab);
 141 }
 142
 143
 144 static bool loaded_ok=FALSE;
 145
 146 void mod_query_deinit()
 147 {
 148     mod_query_unregister_exports();
 149
 150     if(mod_query_input_bindmap!=NULL){
 151         ioncore_free_bindmap("WInput", mod_query_input_bindmap);
 152         mod_query_input_bindmap=NULL;
 153     }
 154
 155     if(mod_query_wedln_bindmap!=NULL){
 156         ioncore_free_bindmap("WEdln", mod_query_wedln_bindmap);
 157         mod_query_wedln_bindmap=NULL;
 158     }
 159
 160     hook_remove(ioncore_snapshot_hook, save_history);
 161 }
 162
 163
 164 bool mod_query_init()
 165 {
 166     if(!mod_query_register_exports())
 167         goto err;
 168
 169     mod_query_input_bindmap=ioncore_alloc_bindmap("WInput", NULL);
 170     mod_query_wedln_bindmap=ioncore_alloc_bindmap("WEdln", NULL);
 171
 172     if(mod_query_wedln_bindmap==NULL ||
 173        mod_query_input_bindmap==NULL){
 174         goto err;
 175     }
 176
 177     /*ioncore_read_config("cfg_query", NULL, TRUE);*/
 178
 179     load_history();
 180
 181     loaded_ok=TRUE;
 182
 183     hook_add(ioncore_snapshot_hook, save_history);
 184
 185     return TRUE;
 186
 187 err:
 188     mod_query_deinit();
 189     return FALSE;
 190 }
 191
 192
 193 /*}}}*/
 194