barnowl_perlaimdebianowlrelease-1.10release-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change
on this file since 217a43e was
1aee7d9,
checked in by Erik Nygren <nygren@mit.edu>, 23 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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Rev | Line | |
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[7d4fbcd] | 1 | #include "owl.h" |
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| 2 | |
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[1aee7d9] | 3 | static const char fileIdent[] = "$Id$"; |
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| 4 | |
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[7d4fbcd] | 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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