mod_query/main.c

   1 /*
   2  * ion/mod_query/main.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2009.
   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[]=NOTION_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     TRUE
  58 };
  59
  60
  61 /*EXTL_DOC
  62  * Set module configuration. The following are supported:
  63  *
  64  * \begin{tabularx}{\linewidth}{lX}
  65  *  \tabhead{Field & Description}
  66  *  \var{autoshowcompl} & (boolean) Is auto-show-completions enabled?
  67  *      (default: true). \\
  68  *  \var{autoshowcompl_delay} & (integer) auto-show-completions delay
  69  *      in milliseconds (default: 250). \\
  70  *  \var{caseicompl} & (boolean) Turn some completions case-insensitive
  71  *      (default: false). \\
  72  *  \var{substrcompl} & (boolean) Complete on sub-strings in some cases
  73  *      (default: ftrue). \\
  74  * \end{tabularx}
  75  */
  76 EXTL_EXPORT
  77 void mod_query_set(ExtlTab tab)
  78 {
  79     ModQueryConfig *c=&mod_query_config;
  80
  81     extl_table_gets_b(tab, "autoshowcompl", &c->autoshowcompl);
  82     extl_table_gets_b(tab, "caseicompl", &c->caseicompl);
  83     extl_table_gets_b(tab, "substrcompl", &c->substrcompl);
  84
  85     if(extl_table_gets_i(tab, "autoshowcompl_delay",
  86                          &c->autoshowcompl_delay)){
  87         c->autoshowcompl_delay=maxof(c->autoshowcompl_delay, 0);
  88     }
  89 }
  90
  91 /*EXTL_DOC
  92  * Get module configuration. For more information see
  93  * \fnref{mod_query.set}.
  94  */
  95 EXTL_SAFE
  96 EXTL_EXPORT
  97 ExtlTab mod_query_get()
  98 {
  99     ModQueryConfig *c=&mod_query_config;
 100     ExtlTab tab=extl_create_table();
 101
 102     extl_table_sets_b(tab, "autoshowcompl", c->autoshowcompl);
 103     extl_table_sets_i(tab, "autoshowcompl_delay", c->autoshowcompl_delay);
 104     extl_table_sets_b(tab, "caseicompl", c->caseicompl);
 105     extl_table_sets_b(tab, "substrcompl", c->substrcompl);
 106
 107     return tab;
 108 }
 109
 110
 111 /*}}}*/
 112
 113
 114 /*{{{ Init & deinit */
 115
 116
 117 static void load_history()
 118 {
 119     ExtlTab tab;
 120     int i, n;
 121
 122     if(!extl_read_savefile("saved_queryhist", &tab))
 123         return;
 124
 125     n=extl_table_get_n(tab);
 126
 127     for(i=n; i>=1; i--){
 128         char *s=NULL;
 129         if(extl_table_geti_s(tab, i, &s)){
 130             mod_query_history_push(s);
 131             free(s);
 132         }
 133     }
 134
 135     extl_unref_table(tab);
 136 }
 137
 138
 139 static void save_history()
 140 {
 141     ExtlTab tab=mod_query_history_table();
 142
 143     extl_write_savefile("saved_queryhist", tab);
 144
 145     extl_unref_table(tab);
 146 }
 147
 148
 149 static bool loaded_ok=FALSE;
 150
 151 void mod_query_deinit()
 152 {
 153     mod_query_unregister_exports();
 154
 155     if(mod_query_input_bindmap!=NULL){
 156         ioncore_free_bindmap("WInput", mod_query_input_bindmap);
 157         mod_query_input_bindmap=NULL;
 158     }
 159
 160     if(mod_query_wedln_bindmap!=NULL){
 161         ioncore_free_bindmap("WEdln", mod_query_wedln_bindmap);
 162         mod_query_wedln_bindmap=NULL;
 163     }
 164
 165     hook_remove(ioncore_snapshot_hook, save_history);
 166 }
 167
 168
 169 bool mod_query_init()
 170 {
 171     if(!mod_query_register_exports())
 172         goto err;
 173
 174     mod_query_input_bindmap=ioncore_alloc_bindmap("WInput", NULL);
 175     mod_query_wedln_bindmap=ioncore_alloc_bindmap("WEdln", NULL);
 176
 177     if(mod_query_wedln_bindmap==NULL ||
 178        mod_query_input_bindmap==NULL){
 179         goto err;
 180     }
 181
 182     /*ioncore_read_config("cfg_query", NULL, TRUE);*/
 183
 184     load_history();
 185
 186     loaded_ok=TRUE;
 187
 188     hook_add(ioncore_snapshot_hook, save_history);
 189
 190     return TRUE;
 191
 192 err:
 193     mod_query_deinit();
 194     return FALSE;
 195 }
 196
 197
 198 /*}}}*/
 199