barnowl_perlaimdebianowlrelease-1.10release-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change
on this file since 507d5aa was
1aee7d9,
checked in by Erik Nygren <nygren@mit.edu>, 22 years ago
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* Added RCS Id strings to all files.
* 'show keymaps' shows details of all keymaps after summary list.
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-
Property mode set to
100644
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File size:
1.4 KB
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Line | |
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1 | #include "owl.h" |
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2 | |
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3 | static const char fileIdent[] = "$Id$"; |
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4 | |
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5 | void owl_history_init(owl_history *h) { |
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6 | owl_list_create(&(h->hist)); |
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7 | h->cur=0; |
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8 | h->touched=0; |
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9 | h->partial=0; |
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10 | } |
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11 | |
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12 | char *owl_history_get_prev(owl_history *h) { |
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13 | h->touched=1; |
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14 | |
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15 | if (owl_list_get_size(&(h->hist))==0) return(NULL); |
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16 | |
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17 | if (h->cur == owl_list_get_size(&(h->hist))-1) { |
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18 | return(NULL); |
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19 | } |
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20 | |
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21 | h->cur++; |
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22 | return(owl_list_get_element(&(h->hist), h->cur)); |
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23 | } |
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24 | |
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25 | char *owl_history_get_next(owl_history *h) { |
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26 | if (owl_list_get_size(&(h->hist))==0) return(NULL); |
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27 | |
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28 | if (h->cur==0) { |
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29 | return(NULL); |
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30 | } |
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31 | |
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32 | h->cur--; |
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33 | return(owl_list_get_element(&(h->hist), h->cur)); |
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34 | } |
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35 | |
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36 | void owl_history_store(owl_history *h, char *line) { |
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37 | int size; |
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38 | |
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39 | /* if partial is set, remove the first entry first */ |
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40 | if (h->partial) { |
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41 | owl_list_remove_element(&(h->hist), 0); |
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42 | } |
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43 | |
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44 | /* if we've reached the max history size, pop off the last element */ |
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45 | size=owl_list_get_size(&(h->hist)); |
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46 | if (size>OWL_HISTORYSIZE) { |
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47 | owl_free(owl_list_get_element(&(h->hist), size-1)); |
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48 | owl_list_remove_element(&(h->hist), size-1); |
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49 | } |
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50 | |
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51 | /* add the new line */ |
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52 | owl_list_prepend_element(&(h->hist), owl_strdup(line)); |
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53 | } |
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54 | |
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55 | void owl_history_set_partial(owl_history *h) { |
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56 | h->partial=1; |
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57 | } |
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58 | |
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59 | void owl_history_reset(owl_history *h) { |
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60 | h->cur=0; |
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61 | h->touched=0; |
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62 | h->partial=0; |
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63 | } |
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64 | |
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65 | int owl_history_is_touched(owl_history *h) { |
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66 | if (h->touched) return(1); |
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67 | return(0); |
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68 | } |
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