[7d4fbcd] | 1 | #include "owl.h" |
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| 2 | #include <stdlib.h> |
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| 3 | #include <unistd.h> |
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| 4 | #include <string.h> |
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[10b866d] | 5 | #include <ctype.h> |
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[7d4fbcd] | 6 | |
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[ebf0128] | 7 | #define VALID_EXCURSION (0x9a2b4729) |
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| 8 | |
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[a88f35a] | 9 | typedef struct _owl_editwin_excursion { /*noproto*/ |
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[ebf0128] | 10 | int valid; |
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| 11 | int index; |
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[16cfd12a] | 12 | int mark; |
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[ebf0128] | 13 | int goal_column; |
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| 14 | int lock; |
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[a88f35a] | 15 | struct _owl_editwin_excursion *next; |
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[ebf0128] | 16 | } oe_excursion; |
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| 17 | |
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[a556caa] | 18 | struct _owl_editwin { /*noproto*/ |
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| 19 | char *buff; |
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| 20 | owl_history *hist; |
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| 21 | int bufflen; |
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| 22 | int allocated; |
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| 23 | int index; |
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[16cfd12a] | 24 | int mark; |
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[a60edf2] | 25 | char *killbuf; |
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[a556caa] | 26 | int goal_column; |
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| 27 | int topindex; |
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[ebf0128] | 28 | int cursorx; |
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[a556caa] | 29 | int winlines, wincols, fillcol, wrapcol; |
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[f6fae8d] | 30 | owl_window *win; |
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| 31 | gulong repaint_id; |
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| 32 | gulong resized_id; |
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[a556caa] | 33 | int style; |
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| 34 | int lock; |
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| 35 | int dotsend; |
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| 36 | int echochar; |
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[ebf0128] | 37 | oe_excursion *excursions; |
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[a556caa] | 38 | |
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| 39 | void (*callback)(struct _owl_editwin*); |
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[1b1cd2c] | 40 | void (*destroy_cbdata)(void *); |
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[a556caa] | 41 | void *cbdata; |
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| 42 | }; |
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| 43 | |
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[3f11c00] | 44 | static void oe_set_window(owl_editwin *e, owl_window *w, int winlines, int wincols); |
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[0b9e607] | 45 | static void oe_redraw(owl_window *win, WINDOW *curswin, void *user_data); |
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[e20d8179] | 46 | static void oe_reframe(owl_editwin *e); |
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[bab52da] | 47 | static void oe_save_excursion(owl_editwin *e, oe_excursion *x); |
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[ebf0128] | 48 | static void oe_release_excursion(owl_editwin *e, oe_excursion *x); |
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[bab52da] | 49 | static void oe_restore_excursion(owl_editwin *e, oe_excursion *x); |
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[a60edf2] | 50 | static void oe_restore_mark_only(owl_editwin *e, oe_excursion *x); |
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[ebf0128] | 51 | static int oe_char_width(gunichar c, int column); |
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[16cfd12a] | 52 | static int oe_region_width(owl_editwin *e, int start, int end, int width); |
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[7149832] | 53 | static int oe_find_display_line(owl_editwin *e, int *x, int index, int *hard); |
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[ebf0128] | 54 | static void oe_insert_char(owl_editwin *e, gunichar c); |
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[d625cfd] | 55 | static int owl_editwin_limit_maxcols(int width, int cols); |
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[bab52da] | 56 | static int owl_editwin_check_dotsend(owl_editwin *e); |
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[e19eb97] | 57 | static int owl_editwin_is_char_in(owl_editwin *e, const char *set); |
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[bab52da] | 58 | static gunichar owl_editwin_get_char_at_point(owl_editwin *e); |
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[e19eb97] | 59 | static int owl_editwin_replace_internal(owl_editwin *e, int replace, const char *s); |
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| 60 | static const char *oe_copy_buf(owl_editwin *e, const char *buf, int len); |
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[a60edf2] | 61 | static int oe_copy_region(owl_editwin *e); |
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[77f605d] | 62 | static char *oe_chunk(owl_editwin *e, int start, int end); |
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[1b1cd2c] | 63 | static void oe_destroy_cbdata(owl_editwin *e); |
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[f6fae8d] | 64 | static void oe_dirty(owl_editwin *e); |
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| 65 | static void oe_window_resized(owl_window *w, owl_editwin *e); |
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[bab52da] | 66 | |
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[5b5f3e6] | 67 | #define INCR 4096 |
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[7d4fbcd] | 68 | |
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[a556caa] | 69 | #define WHITESPACE " \n\t" |
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| 70 | |
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[38cc669] | 71 | static owl_editwin *owl_editwin_allocate(void) |
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[bab52da] | 72 | { |
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[8321cb7] | 73 | owl_editwin *e; |
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| 74 | e = owl_malloc(sizeof(owl_editwin)); |
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| 75 | memset(e, 0, sizeof(*e)); |
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| 76 | return e; |
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[a556caa] | 77 | } |
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| 78 | |
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[30bb10a] | 79 | void owl_editwin_delete(owl_editwin *e) |
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[6211c76] | 80 | { |
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[f6fae8d] | 81 | if (e->win) { |
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| 82 | g_signal_handler_disconnect(e->win, e->repaint_id); |
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| 83 | g_signal_handler_disconnect(e->win, e->resized_id); |
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[a8186dc] | 84 | g_object_unref(e->win); |
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[f6fae8d] | 85 | } |
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[6211c76] | 86 | owl_free(e->buff); |
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| 87 | owl_free(e->killbuf); |
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| 88 | /* just in case someone forgot to clean up */ |
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| 89 | while (e->excursions) { |
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| 90 | oe_release_excursion(e, e->excursions); |
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| 91 | } |
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[38cc669] | 92 | oe_destroy_cbdata(e); |
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[6211c76] | 93 | |
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| 94 | owl_free(e); |
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| 95 | } |
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| 96 | |
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[bab52da] | 97 | static inline void oe_set_index(owl_editwin *e, int index) |
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| 98 | { |
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[ebf0128] | 99 | if (index != e->index) { |
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| 100 | e->goal_column = -1; |
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| 101 | e->cursorx = -1; |
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| 102 | } |
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[521bc84] | 103 | e->index = index; |
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[f6fae8d] | 104 | oe_dirty(e); |
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[521bc84] | 105 | } |
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| 106 | |
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[7f0c26f] | 107 | static inline void oe_set_mark(owl_editwin *e, int mark) |
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| 108 | { |
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| 109 | e->mark = mark; |
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| 110 | } |
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| 111 | |
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| 112 | void owl_editwin_set_mark(owl_editwin *e) |
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| 113 | { |
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| 114 | oe_set_mark(e, e->index); |
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| 115 | /* owl_function_makemsg("Mark set."); */ |
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| 116 | } |
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| 117 | |
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[38cc669] | 118 | static void _owl_editwin_init(owl_editwin *e, |
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| 119 | int winlines, |
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| 120 | int wincols, |
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| 121 | int style, |
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| 122 | owl_history *hist) |
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[c9334b1] | 123 | { |
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[e20d8179] | 124 | e->buff=owl_malloc(INCR); |
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[7d4fbcd] | 125 | e->buff[0]='\0'; |
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| 126 | e->bufflen=0; |
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[10b866d] | 127 | e->hist=hist; |
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[7d4fbcd] | 128 | e->allocated=INCR; |
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[521bc84] | 129 | oe_set_index(e, 0); |
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[7f0c26f] | 130 | oe_set_mark(e, -1); |
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[a60edf2] | 131 | if (e->killbuf != NULL) |
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[27f6487] | 132 | owl_free(e->killbuf); |
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[a60edf2] | 133 | e->killbuf = NULL; |
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[a556caa] | 134 | e->goal_column = -1; |
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[ebf0128] | 135 | e->cursorx = -1; |
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| 136 | e->topindex = 0; |
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| 137 | e->excursions = NULL; |
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[7d4fbcd] | 138 | e->style=style; |
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| 139 | if ((style!=OWL_EDITWIN_STYLE_MULTILINE) && |
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| 140 | (style!=OWL_EDITWIN_STYLE_ONELINE)) { |
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| 141 | e->style=OWL_EDITWIN_STYLE_MULTILINE; |
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| 142 | } |
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| 143 | e->lock=0; |
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| 144 | e->dotsend=0; |
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[c9334b1] | 145 | e->echochar='\0'; |
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[7d4fbcd] | 146 | } |
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| 147 | |
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[f6fae8d] | 148 | owl_editwin *owl_editwin_new(owl_window *win, int winlines, int wincols, int style, owl_history *hist) |
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[38cc669] | 149 | { |
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| 150 | owl_editwin *e = owl_editwin_allocate(); |
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| 151 | |
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[f6fae8d] | 152 | _owl_editwin_init(e, winlines, wincols, style, hist); |
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[3f11c00] | 153 | oe_set_window(e, win, winlines, wincols); |
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[38cc669] | 154 | return e; |
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| 155 | } |
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| 156 | |
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[f6fae8d] | 157 | static void oe_window_resized(owl_window *w, owl_editwin *e) |
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[c9334b1] | 158 | { |
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[f6fae8d] | 159 | /* update the sizes */ |
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| 160 | owl_window_get_position(w, &e->winlines, &e->wincols, NULL, NULL); |
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| 161 | } |
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| 162 | |
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[3f11c00] | 163 | static void oe_set_window(owl_editwin *e, owl_window *w, int winlines, int wincols) |
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[f6fae8d] | 164 | { |
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| 165 | e->win=w; |
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[7d4fbcd] | 166 | e->winlines=winlines; |
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| 167 | e->wincols=wincols; |
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[9a6cc40] | 168 | e->fillcol=owl_editwin_limit_maxcols(wincols-7, owl_global_get_edit_maxfillcols(&g)); |
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[9d7a720] | 169 | if (e->style == OWL_EDITWIN_STYLE_MULTILINE) |
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| 170 | e->wrapcol=owl_editwin_limit_maxcols(wincols-7, owl_global_get_edit_maxwrapcols(&g)); |
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| 171 | else |
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| 172 | e->wrapcol = 0; |
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[f6fae8d] | 173 | if (e->win) { |
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[a8186dc] | 174 | g_object_ref(e->win); |
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[0b9e607] | 175 | e->repaint_id = g_signal_connect(w, "redraw", G_CALLBACK(oe_redraw), e); |
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[f6fae8d] | 176 | e->resized_id = g_signal_connect(w, "resized", G_CALLBACK(oe_window_resized), e); |
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| 177 | owl_window_dirty(e->win); |
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| 178 | } |
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[7d4fbcd] | 179 | } |
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| 180 | |
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[c9334b1] | 181 | /* echo the character 'ch' for each normal character keystroke, |
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| 182 | * excepting locktext. This is useful for entering passwords etc. If |
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| 183 | * ch=='\0' characters are echo'd normally |
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| 184 | */ |
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| 185 | void owl_editwin_set_echochar(owl_editwin *e, int ch) |
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| 186 | { |
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| 187 | e->echochar=ch; |
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[f6fae8d] | 188 | oe_dirty(e); |
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[7d4fbcd] | 189 | } |
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| 190 | |
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[c9334b1] | 191 | owl_history *owl_editwin_get_history(owl_editwin *e) |
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| 192 | { |
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[060b3b4] | 193 | return(e->hist); |
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[10b866d] | 194 | } |
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| 195 | |
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[c9334b1] | 196 | void owl_editwin_set_dotsend(owl_editwin *e) |
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| 197 | { |
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[7d4fbcd] | 198 | e->dotsend=1; |
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| 199 | } |
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| 200 | |
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[bab52da] | 201 | void owl_editwin_set_callback(owl_editwin *e, void (*cb)(owl_editwin*)) |
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| 202 | { |
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[e74c01c] | 203 | e->callback = cb; |
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| 204 | } |
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| 205 | |
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[bab52da] | 206 | void (*owl_editwin_get_callback(owl_editwin *e))(owl_editwin*) |
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| 207 | { |
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[e74c01c] | 208 | return e->callback; |
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| 209 | } |
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| 210 | |
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[1b1cd2c] | 211 | static void oe_destroy_cbdata(owl_editwin *e) { |
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| 212 | if (e->destroy_cbdata) |
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| 213 | e->destroy_cbdata(e->cbdata); |
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| 214 | e->cbdata = NULL; |
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| 215 | e->destroy_cbdata = NULL; |
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| 216 | } |
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| 217 | |
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| 218 | void owl_editwin_set_cbdata(owl_editwin *e, void *data, void (*destroy)(void *)) |
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[bab52da] | 219 | { |
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[1b1cd2c] | 220 | oe_destroy_cbdata(e); |
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[e74c01c] | 221 | e->cbdata = data; |
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[1b1cd2c] | 222 | e->destroy_cbdata = destroy; |
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[e74c01c] | 223 | } |
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| 224 | |
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[a556caa] | 225 | void *owl_editwin_get_cbdata(owl_editwin *e) { |
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[e74c01c] | 226 | return e->cbdata; |
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| 227 | } |
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| 228 | |
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| 229 | void owl_editwin_do_callback(owl_editwin *e) { |
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| 230 | void (*cb)(owl_editwin*); |
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| 231 | cb=owl_editwin_get_callback(e); |
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| 232 | if(!cb) { |
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| 233 | owl_function_error("Internal error: No editwin callback!"); |
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| 234 | } else { |
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[af1920fd] | 235 | /* owl_function_error("text: |%s|", owl_editwin_get_text(e)); */ |
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[e74c01c] | 236 | cb(e); |
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| 237 | } |
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| 238 | } |
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| 239 | |
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[d625cfd] | 240 | static int owl_editwin_limit_maxcols(int width, int cols) |
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[c9334b1] | 241 | { |
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[d625cfd] | 242 | if (cols == 0) |
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| 243 | return width; |
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| 244 | return cols; |
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[d36f2cb] | 245 | } |
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| 246 | |
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[c9334b1] | 247 | /* set text to be 'locked in' at the beginning of the buffer, any |
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| 248 | * previous text (including locked text) will be overwritten |
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| 249 | */ |
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[e19eb97] | 250 | void owl_editwin_set_locktext(owl_editwin *e, const char *text) |
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[c9334b1] | 251 | { |
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[521bc84] | 252 | oe_set_index(e, 0); |
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[5b5f3e6] | 253 | e->lock = 0; |
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| 254 | owl_editwin_replace(e, e->bufflen, text); |
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| 255 | e->buff[e->bufflen] = 0; |
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| 256 | e->lock=e->bufflen; |
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[521bc84] | 257 | oe_set_index(e, e->lock); |
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[f6fae8d] | 258 | oe_dirty(e); |
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[7d4fbcd] | 259 | } |
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| 260 | |
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[c9334b1] | 261 | int owl_editwin_get_style(owl_editwin *e) |
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| 262 | { |
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[7d4fbcd] | 263 | return(e->style); |
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| 264 | } |
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| 265 | |
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[c9334b1] | 266 | /* clear all text except for locktext and put the cursor at the |
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| 267 | * beginning |
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| 268 | */ |
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| 269 | void owl_editwin_clear(owl_editwin *e) |
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| 270 | { |
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| 271 | |
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[6073462] | 272 | int lock = e->lock; |
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[10b866d] | 273 | int dotsend=e->dotsend; |
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[7d4fbcd] | 274 | char *locktext=NULL; |
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[cc6f009] | 275 | char echochar=e->echochar; |
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[10b866d] | 276 | |
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[6073462] | 277 | if (lock > 0) { |
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[5b5f3e6] | 278 | locktext = owl_malloc(lock+1); |
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| 279 | strncpy(locktext, e->buff, lock); |
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| 280 | locktext[lock] = 0; |
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[7d4fbcd] | 281 | } |
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| 282 | |
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| 283 | owl_free(e->buff); |
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[f6fae8d] | 284 | _owl_editwin_init(e, e->winlines, e->wincols, e->style, e->hist); |
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[7d4fbcd] | 285 | |
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| 286 | if (lock > 0) { |
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| 287 | owl_editwin_set_locktext(e, locktext); |
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| 288 | } |
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[10b866d] | 289 | if (dotsend) { |
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| 290 | owl_editwin_set_dotsend(e); |
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| 291 | } |
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[cc6f009] | 292 | if (echochar) { |
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| 293 | owl_editwin_set_echochar(e, echochar); |
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| 294 | } |
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[7d4fbcd] | 295 | |
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[5b5f3e6] | 296 | if (locktext) |
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| 297 | owl_free(locktext); |
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[6073462] | 298 | |
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[521bc84] | 299 | oe_set_index(e, lock); |
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[7d4fbcd] | 300 | } |
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| 301 | |
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[c9334b1] | 302 | void owl_editwin_recenter(owl_editwin *e) |
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| 303 | { |
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[a556caa] | 304 | e->topindex = -1; |
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[f6fae8d] | 305 | oe_dirty(e); |
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[a556caa] | 306 | } |
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[e20d8179] | 307 | |
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[a0fbdee] | 308 | static void oe_save_excursion(owl_editwin *e, oe_excursion *x) |
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| 309 | { |
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| 310 | x->index = e->index; |
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[7f0c26f] | 311 | x->mark = e->mark; |
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[a0fbdee] | 312 | x->goal_column = e->goal_column; |
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| 313 | x->lock = e->lock; |
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[ebf0128] | 314 | |
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| 315 | x->valid = VALID_EXCURSION; |
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| 316 | x->next = e->excursions; |
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| 317 | e->excursions = x; |
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| 318 | } |
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| 319 | |
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| 320 | static void oe_release_excursion(owl_editwin *e, oe_excursion *x) |
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| 321 | { |
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[a85d225] | 322 | oe_excursion **px; |
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[ebf0128] | 323 | |
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| 324 | x->valid = 0; |
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[a85d225] | 325 | for (px = &e->excursions; *px != NULL; px = &(*px)->next) |
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| 326 | if (*px == x) { |
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| 327 | *px = x->next; |
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| 328 | return; |
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| 329 | } |
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| 330 | abort(); |
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[a0fbdee] | 331 | } |
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| 332 | |
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| 333 | static void oe_restore_excursion(owl_editwin *e, oe_excursion *x) |
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| 334 | { |
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[ebf0128] | 335 | if (x->valid == VALID_EXCURSION) { |
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| 336 | oe_set_index(e, x->index); |
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| 337 | e->goal_column = x->goal_column; |
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[7f0c26f] | 338 | e->mark = x->mark; |
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[ebf0128] | 339 | e->lock = x->lock; |
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| 340 | |
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| 341 | oe_release_excursion(e, x); |
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| 342 | } |
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[a0fbdee] | 343 | } |
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| 344 | |
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[a60edf2] | 345 | static void oe_restore_mark_only(owl_editwin *e, oe_excursion *x) |
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| 346 | { |
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| 347 | if (x->valid == VALID_EXCURSION) { |
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| 348 | e->mark = x->mark; |
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| 349 | |
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| 350 | oe_release_excursion(e, x); |
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| 351 | } |
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| 352 | } |
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| 353 | |
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[a88f35a] | 354 | /* External interface to oe_save_excursion */ |
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| 355 | owl_editwin_excursion *owl_editwin_begin_excursion(owl_editwin *e) |
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| 356 | { |
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| 357 | owl_editwin_excursion *x = owl_malloc(sizeof *x); |
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| 358 | oe_save_excursion(e, x); |
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| 359 | return x; |
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| 360 | } |
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| 361 | |
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| 362 | void owl_editwin_end_excursion(owl_editwin *e, owl_editwin_excursion *x) |
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| 363 | { |
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| 364 | oe_restore_excursion(e, x); |
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| 365 | owl_free(x); |
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| 366 | } |
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| 367 | |
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[e19eb97] | 368 | static inline const char *oe_next_point(owl_editwin *e, const char *p) |
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[e20d8179] | 369 | { |
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[e19eb97] | 370 | const char *boundary = e->buff + e->bufflen + 1; |
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| 371 | const char *q; |
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[e20d8179] | 372 | |
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| 373 | q = g_utf8_find_next_char(p, boundary); |
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| 374 | while (q && g_unichar_ismark(g_utf8_get_char(q))) |
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| 375 | q = g_utf8_find_next_char(q, boundary); |
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| 376 | |
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| 377 | if (q == p) |
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| 378 | return NULL; |
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| 379 | return q; |
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| 380 | } |
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| 381 | |
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[e19eb97] | 382 | static inline const char *oe_prev_point(owl_editwin *e, const char *p) |
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[e20d8179] | 383 | { |
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[e19eb97] | 384 | const char *boundary = e->buff + e->lock; |
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[e20d8179] | 385 | |
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| 386 | p = g_utf8_find_prev_char(boundary, p); |
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| 387 | while (p && g_unichar_ismark(g_utf8_get_char(p))) |
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| 388 | p = g_utf8_find_prev_char(boundary, p); |
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| 389 | |
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| 390 | return p; |
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| 391 | } |
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| 392 | |
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[ebf0128] | 393 | static int oe_char_width(gunichar c, int column) |
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| 394 | { |
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| 395 | int cw; |
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| 396 | |
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| 397 | if (c == 9) /* TAB */ |
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| 398 | return TABSIZE - column % TABSIZE; |
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| 399 | |
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| 400 | cw = mk_wcwidth(c); |
---|
| 401 | |
---|
| 402 | if (cw < 0) /* control characters */ |
---|
| 403 | cw = 0; |
---|
| 404 | |
---|
| 405 | return cw; |
---|
| 406 | } |
---|
| 407 | |
---|
[7149832] | 408 | static int oe_find_display_line(owl_editwin *e, int *x, int index, int *hard) |
---|
[19f765d] | 409 | { |
---|
| 410 | int width = 0, cw; |
---|
[ebf0128] | 411 | gunichar c; |
---|
[e19eb97] | 412 | const char *p; |
---|
[19f765d] | 413 | |
---|
[77d4402] | 414 | while(1) { |
---|
| 415 | /* note the position of the dot */ |
---|
[2021bea] | 416 | if (x != NULL && index == e->index && width < e->wincols) |
---|
[19f765d] | 417 | *x = width; |
---|
[77d4402] | 418 | |
---|
[19f765d] | 419 | /* get the current character */ |
---|
| 420 | c = g_utf8_get_char(e->buff + index); |
---|
| 421 | |
---|
| 422 | /* figure out how wide it is */ |
---|
[ebf0128] | 423 | cw = oe_char_width(c, width); |
---|
[19f765d] | 424 | |
---|
[7ce30a9] | 425 | if (width + cw > e->wincols - 1) { |
---|
[77d4402] | 426 | if (x != NULL && *x == width) |
---|
| 427 | *x = -1; |
---|
[7149832] | 428 | if (hard != NULL) *hard = 0; |
---|
[19f765d] | 429 | break; |
---|
[77d4402] | 430 | } |
---|
[19f765d] | 431 | width += cw; |
---|
| 432 | |
---|
| 433 | if (c == '\n') { |
---|
[77d4402] | 434 | if (width < e->wincols) |
---|
| 435 | ++index; /* skip the newline */ |
---|
[7149832] | 436 | if (hard != NULL) *hard = 1; |
---|
[19f765d] | 437 | break; |
---|
| 438 | } |
---|
| 439 | |
---|
| 440 | /* find the next character */ |
---|
| 441 | p = oe_next_point(e, e->buff + index); |
---|
| 442 | if (p == NULL) { /* we ran off the end */ |
---|
| 443 | if (x != NULL && e->index > index) |
---|
| 444 | *x = width + 1; |
---|
[7149832] | 445 | if (hard != NULL) *hard = 1; |
---|
[19f765d] | 446 | break; |
---|
| 447 | } |
---|
| 448 | index = p - e->buff; |
---|
[cedc95c] | 449 | |
---|
[19f765d] | 450 | } |
---|
| 451 | return index; |
---|
| 452 | } |
---|
| 453 | |
---|
[e20d8179] | 454 | static void oe_reframe(owl_editwin *e) { |
---|
[cedc95c] | 455 | oe_excursion x; |
---|
[460fbe8] | 456 | int goal = 1 + e->winlines / 2; |
---|
[cedc95c] | 457 | int index; |
---|
| 458 | int count = 0; |
---|
| 459 | int n, i; |
---|
| 460 | int last; |
---|
| 461 | |
---|
| 462 | oe_save_excursion(e, &x); |
---|
| 463 | /* step back line-by-line through the buffer until we have >= goal lines of |
---|
| 464 | display text */ |
---|
| 465 | e->lock = 0; /* we can (must) tread on the locktext */ |
---|
| 466 | |
---|
| 467 | last = -1; |
---|
| 468 | while (count < goal) { |
---|
| 469 | index = e->index; |
---|
| 470 | owl_editwin_move_to_beginning_of_line(e); |
---|
| 471 | if (last == e->index) |
---|
| 472 | break; |
---|
| 473 | last = e->index; |
---|
| 474 | for (n = 0, i = e->index; i < index; n++) |
---|
[7149832] | 475 | i = oe_find_display_line(e, NULL, i, NULL); |
---|
[cedc95c] | 476 | count += n == 0 ? 1 : n; |
---|
| 477 | if (count < goal) |
---|
| 478 | owl_editwin_point_move(e, -1); |
---|
| 479 | } |
---|
| 480 | |
---|
| 481 | e->topindex = e->index; |
---|
[521bc84] | 482 | /* if we overshot, backtrack */ |
---|
| 483 | for (n = 0; n < (count - goal); n++) |
---|
[7149832] | 484 | e->topindex = oe_find_display_line(e, NULL, e->topindex, NULL); |
---|
[cedc95c] | 485 | |
---|
| 486 | oe_restore_excursion(e, &x); |
---|
[f6fae8d] | 487 | oe_dirty(e); |
---|
[7d4fbcd] | 488 | } |
---|
| 489 | |
---|
[f6fae8d] | 490 | static void oe_addnec(owl_editwin *e, WINDOW *curswin, int count) |
---|
[3e36085] | 491 | { |
---|
| 492 | int i; |
---|
| 493 | |
---|
| 494 | for (i = 0; i < count; i++) |
---|
[f6fae8d] | 495 | waddch(curswin, e->echochar); |
---|
[3e36085] | 496 | } |
---|
| 497 | |
---|
[f6fae8d] | 498 | static void oe_mvaddnec(owl_editwin *e, WINDOW *curswin, int y, int x, int count) |
---|
[3e36085] | 499 | { |
---|
[f6fae8d] | 500 | wmove(curswin, y, x); |
---|
| 501 | oe_addnec(e, curswin, count); |
---|
[3e36085] | 502 | } |
---|
| 503 | |
---|
[c9334b1] | 504 | /* regenerate the text on the curses window */ |
---|
[0b9e607] | 505 | static void oe_redraw(owl_window *win, WINDOW *curswin, void *user_data) |
---|
[c9334b1] | 506 | { |
---|
[7149832] | 507 | int x = -1, y = -1, t, hard; |
---|
[77d4402] | 508 | int line, index, lineindex, times = 0; |
---|
[f6fae8d] | 509 | owl_editwin *e = user_data; |
---|
[7d4fbcd] | 510 | |
---|
[bd1a1ae] | 511 | do { |
---|
[f6fae8d] | 512 | werase(curswin); |
---|
[36a16fc] | 513 | |
---|
| 514 | if (e->topindex == -1 || e->index < e->topindex) |
---|
[e20d8179] | 515 | oe_reframe(e); |
---|
| 516 | |
---|
[bd1a1ae] | 517 | line = 0; |
---|
| 518 | index = e->topindex; |
---|
| 519 | while(line < e->winlines) { |
---|
| 520 | lineindex = index; |
---|
[19f765d] | 521 | t = -1; |
---|
[7149832] | 522 | index = oe_find_display_line(e, &t, lineindex, &hard); |
---|
[19f765d] | 523 | if (x == -1 && t != -1) |
---|
| 524 | x = t, y = line; |
---|
[3e36085] | 525 | if (index - lineindex) { |
---|
| 526 | if (!e->echochar) |
---|
[f6fae8d] | 527 | mvwaddnstr(curswin, line, 0, |
---|
[3e36085] | 528 | e->buff + lineindex, |
---|
| 529 | index - lineindex); |
---|
| 530 | else { |
---|
| 531 | if(lineindex < e->lock) { |
---|
[f6fae8d] | 532 | mvwaddnstr(curswin, line, 0, |
---|
[3e36085] | 533 | e->buff + lineindex, |
---|
| 534 | MIN(index - lineindex, |
---|
| 535 | e->lock - lineindex)); |
---|
| 536 | if (e->lock < index) |
---|
[f6fae8d] | 537 | oe_addnec(e, curswin, |
---|
[3e36085] | 538 | oe_region_width(e, e->lock, index, |
---|
| 539 | oe_region_width(e, lineindex, e->lock, 0))); |
---|
| 540 | } else |
---|
[f6fae8d] | 541 | oe_mvaddnec(e, curswin, line, 0, oe_region_width(e, lineindex, index, 0)); |
---|
[3e36085] | 542 | } |
---|
[7149832] | 543 | if (!hard) |
---|
[f6fae8d] | 544 | waddch(curswin, '\\'); |
---|
[3e36085] | 545 | } |
---|
[bd1a1ae] | 546 | line++; |
---|
[a556caa] | 547 | } |
---|
[19f765d] | 548 | if (x == -1) |
---|
[bd1a1ae] | 549 | e->topindex = -1; /* force a reframe */ |
---|
[77d4402] | 550 | times++; |
---|
| 551 | } while(x == -1 && times < 3); |
---|
[e20d8179] | 552 | |
---|
[f6fae8d] | 553 | wmove(curswin, y, x); |
---|
[ebf0128] | 554 | e->cursorx = x; |
---|
[7d4fbcd] | 555 | } |
---|
| 556 | |
---|
[7f0c26f] | 557 | static inline void oe_fixup(int *target, int start, int end, int change) { |
---|
| 558 | if (*target > start) { |
---|
[0d9c90c] | 559 | if (*target <= end) |
---|
[8459609] | 560 | *target = end + change; |
---|
[7f0c26f] | 561 | else |
---|
| 562 | *target += change; |
---|
| 563 | } |
---|
| 564 | } |
---|
| 565 | |
---|
[e19eb97] | 566 | int owl_editwin_replace_region(owl_editwin *e, const char *s) |
---|
[a88f35a] | 567 | { |
---|
| 568 | oe_excursion x; |
---|
| 569 | int ret; |
---|
[6e58ff2] | 570 | |
---|
| 571 | if (e->mark == -1) { |
---|
| 572 | owl_function_error("The mark is unset, there is no region to replace."); |
---|
| 573 | return 0; |
---|
| 574 | } |
---|
| 575 | |
---|
[5ebc202] | 576 | oe_save_excursion(e, &x); |
---|
[a88f35a] | 577 | |
---|
| 578 | if(e->index > e->mark) { |
---|
| 579 | owl_editwin_exchange_point_and_mark(e); |
---|
| 580 | } |
---|
| 581 | |
---|
| 582 | ret = owl_editwin_replace_internal(e, e->mark - e->index, s); |
---|
| 583 | |
---|
| 584 | oe_restore_excursion(e, &x); |
---|
| 585 | |
---|
| 586 | return ret; |
---|
| 587 | } |
---|
| 588 | |
---|
[19a023f] | 589 | /* replace 'replace' characters at the point with s, returning the change in size */ |
---|
[e19eb97] | 590 | int owl_editwin_replace(owl_editwin *e, int replace, const char *s) |
---|
[ebf0128] | 591 | { |
---|
[19a023f] | 592 | int start, end, i; |
---|
[e19eb97] | 593 | const char *p; |
---|
[e9bb404] | 594 | |
---|
[5b5f3e6] | 595 | if (!g_utf8_validate(s, -1, NULL)) { |
---|
| 596 | owl_function_debugmsg("owl_editwin_insert_string: received non-utf-8 string."); |
---|
[ebf0128] | 597 | return 0; |
---|
[47519e1b] | 598 | } |
---|
| 599 | |
---|
[5b5f3e6] | 600 | start = e->index; |
---|
| 601 | for (i = 0, p = e->buff + start; i < replace && p != NULL; i++) |
---|
| 602 | p = oe_next_point(e, p); |
---|
| 603 | if (p != NULL) |
---|
| 604 | end = p - e->buff; |
---|
| 605 | else |
---|
| 606 | end = e->bufflen; |
---|
| 607 | |
---|
[19a023f] | 608 | return owl_editwin_replace_internal(e, end - start, s); |
---|
| 609 | } |
---|
| 610 | |
---|
[e19eb97] | 611 | static int owl_editwin_replace_internal(owl_editwin *e, int replace, const char *s) |
---|
[19a023f] | 612 | { |
---|
| 613 | int start, end, free, need, size, change; |
---|
| 614 | oe_excursion *x; |
---|
| 615 | |
---|
| 616 | start = e->index; |
---|
| 617 | end = start + replace; |
---|
| 618 | |
---|
[5b5f3e6] | 619 | free = e->allocated - e->bufflen + end - start; |
---|
| 620 | |
---|
| 621 | need = strlen(s) - free; |
---|
| 622 | if (need > 0) { |
---|
| 623 | size = e->allocated + need + INCR - (need % INCR); |
---|
[b644688] | 624 | e->buff = owl_realloc(e->buff, size); |
---|
[5b5f3e6] | 625 | e->allocated = size; |
---|
[47519e1b] | 626 | } |
---|
[e9bb404] | 627 | |
---|
[5b5f3e6] | 628 | memmove(e->buff + start + strlen(s), e->buff + end, e->bufflen + 1 - end); |
---|
| 629 | memcpy(e->buff + start, s, strlen(s)); |
---|
[ebf0128] | 630 | change = start - end + strlen(s); |
---|
| 631 | e->bufflen += change; |
---|
[5b5f3e6] | 632 | e->index += strlen(s); |
---|
[ebf0128] | 633 | |
---|
[7f0c26f] | 634 | /* fix up the mark */ |
---|
[3e36085] | 635 | oe_fixup(&e->mark, start, end, change); |
---|
| 636 | oe_fixup(&e->topindex, start, end, change); |
---|
[ebf0128] | 637 | /* fix up any saved points after the replaced area */ |
---|
[7f0c26f] | 638 | for (x = e->excursions; x != NULL; x = x->next) { |
---|
| 639 | oe_fixup(&x->index, start, end, change); |
---|
[3e36085] | 640 | oe_fixup(&x->mark, start, end, change); |
---|
[7f0c26f] | 641 | } |
---|
[ebf0128] | 642 | |
---|
[c471e85] | 643 | /* recenter if needed */ |
---|
| 644 | if (start <= e->topindex) |
---|
| 645 | owl_editwin_recenter(e); |
---|
| 646 | |
---|
[f6fae8d] | 647 | oe_dirty(e); |
---|
| 648 | |
---|
[ebf0128] | 649 | return change; |
---|
[47519e1b] | 650 | } |
---|
| 651 | |
---|
[c9334b1] | 652 | /* linewrap the word just before the cursor. |
---|
| 653 | * returns 0 on success |
---|
| 654 | * returns -1 if we could not wrap. |
---|
| 655 | */ |
---|
[fc2677b] | 656 | static void _owl_editwin_linewrap_word(owl_editwin *e) |
---|
[c9334b1] | 657 | { |
---|
[fc2677b] | 658 | oe_excursion x; |
---|
[84027015] | 659 | gunichar c; |
---|
[7d4fbcd] | 660 | |
---|
[fc2677b] | 661 | oe_save_excursion(e, &x); |
---|
[84027015] | 662 | |
---|
[fc2677b] | 663 | while (owl_editwin_point_move(e, -1)) { |
---|
| 664 | c = owl_editwin_get_char_at_point(e); |
---|
| 665 | if (owl_util_can_break_after(c) || c == '\n') { |
---|
| 666 | if (c != '\n') |
---|
| 667 | owl_editwin_replace(e, c != ' ' ? 0 : 1, "\n"); |
---|
| 668 | break; |
---|
[2d4ff14] | 669 | } |
---|
[7d4fbcd] | 670 | } |
---|
[fc2677b] | 671 | |
---|
| 672 | oe_restore_excursion(e, &x); |
---|
[7d4fbcd] | 673 | } |
---|
| 674 | |
---|
[c9334b1] | 675 | /* delete the character at the current point, following chars |
---|
| 676 | * shift left. |
---|
[e20d8179] | 677 | */ |
---|
[c9334b1] | 678 | void owl_editwin_delete_char(owl_editwin *e) |
---|
| 679 | { |
---|
[5b5f3e6] | 680 | owl_editwin_replace(e, 1, ""); |
---|
[7d4fbcd] | 681 | } |
---|
| 682 | |
---|
[c9334b1] | 683 | /* Swap the character at point with the character at point-1 and |
---|
| 684 | * advance the pointer. If point is at beginning of buffer do |
---|
| 685 | * nothing. If point is after the last character swap point-1 with |
---|
[e20d8179] | 686 | * point-2. (Behaves as observed in tcsh and emacs). |
---|
[c9334b1] | 687 | */ |
---|
| 688 | void owl_editwin_transpose_chars(owl_editwin *e) |
---|
| 689 | { |
---|
[e19eb97] | 690 | const char *middle, *end, *start; |
---|
[65b2173] | 691 | char *tmp; |
---|
[f2e36b5] | 692 | |
---|
[47519e1b] | 693 | if (e->bufflen == 0) return; |
---|
[e20d8179] | 694 | |
---|
[5b5f3e6] | 695 | if (e->index == e->bufflen) |
---|
| 696 | owl_editwin_point_move(e, -1); /* point is after last character */ |
---|
[f2e36b5] | 697 | |
---|
[5b5f3e6] | 698 | if (owl_editwin_at_beginning_of_buffer(e)) |
---|
| 699 | return; /* point is at beginning of buffer, do nothing */ |
---|
[f2e36b5] | 700 | |
---|
[47519e1b] | 701 | /* Transpose two utf-8 unicode glyphs. */ |
---|
[5b5f3e6] | 702 | middle = e->buff + e->index; |
---|
[47519e1b] | 703 | |
---|
[5b5f3e6] | 704 | end = oe_next_point(e, middle); |
---|
| 705 | if (end == NULL) |
---|
[e20d8179] | 706 | return; |
---|
[47519e1b] | 707 | |
---|
[5b5f3e6] | 708 | start = oe_prev_point(e, middle); |
---|
| 709 | if (start == NULL) |
---|
[e20d8179] | 710 | return; |
---|
[47519e1b] | 711 | |
---|
[5b5f3e6] | 712 | tmp = owl_malloc((end - start) + 1); |
---|
| 713 | tmp[(end - start)] = 0; |
---|
| 714 | memcpy(tmp, middle, end - middle); |
---|
| 715 | memcpy(tmp + (end - middle), start, middle - start); |
---|
| 716 | |
---|
| 717 | owl_editwin_point_move(e, -1); |
---|
| 718 | owl_editwin_replace(e, 2, tmp); |
---|
[f2e36b5] | 719 | } |
---|
| 720 | |
---|
[c9334b1] | 721 | /* insert 'string' at the current point, later text is shifted |
---|
| 722 | * right |
---|
| 723 | */ |
---|
[e19eb97] | 724 | void owl_editwin_insert_string(owl_editwin *e, const char *s) |
---|
[c9334b1] | 725 | { |
---|
[5b5f3e6] | 726 | owl_editwin_replace(e, 0, s); |
---|
[7d4fbcd] | 727 | } |
---|
| 728 | |
---|
[a556caa] | 729 | /* We assume index is not set to point to a mid-char */ |
---|
[bab52da] | 730 | static gunichar owl_editwin_get_char_at_point(owl_editwin *e) |
---|
[c9334b1] | 731 | { |
---|
[a556caa] | 732 | return g_utf8_get_char(e->buff + e->index); |
---|
| 733 | } |
---|
[7d4fbcd] | 734 | |
---|
[7f0c26f] | 735 | void owl_editwin_exchange_point_and_mark(owl_editwin *e) { |
---|
| 736 | int tmp; |
---|
| 737 | |
---|
| 738 | if (e->mark != -1) { |
---|
| 739 | tmp = e->mark; |
---|
| 740 | owl_editwin_set_mark(e); |
---|
| 741 | oe_set_index(e, tmp); |
---|
| 742 | } |
---|
| 743 | } |
---|
| 744 | |
---|
[e20d8179] | 745 | int owl_editwin_point_move(owl_editwin *e, int delta) |
---|
[84027015] | 746 | { |
---|
[e19eb97] | 747 | const char *p; |
---|
[19f765d] | 748 | int change, d = 0; |
---|
[a556caa] | 749 | |
---|
| 750 | change = MAX(delta, - delta); |
---|
| 751 | p = e->buff + e->index; |
---|
| 752 | |
---|
| 753 | while (d < change && p != NULL) { |
---|
[e20d8179] | 754 | if (delta > 0) |
---|
| 755 | p = oe_next_point(e, p); |
---|
| 756 | else |
---|
| 757 | p = oe_prev_point(e, p); |
---|
| 758 | if (p != NULL) { |
---|
[521bc84] | 759 | oe_set_index(e, p - e->buff); |
---|
[e20d8179] | 760 | d++; |
---|
[a556caa] | 761 | } |
---|
| 762 | } |
---|
| 763 | |
---|
| 764 | return delta > 0 ? d : -d; |
---|
[84027015] | 765 | } |
---|
| 766 | |
---|
[a556caa] | 767 | int owl_editwin_at_beginning_of_buffer(owl_editwin *e) { |
---|
| 768 | if (e->index == e->lock) |
---|
| 769 | return 1; |
---|
[84027015] | 770 | |
---|
[a556caa] | 771 | return 0; |
---|
| 772 | } |
---|
| 773 | |
---|
| 774 | int owl_at_end_of_buffer(owl_editwin *e) { |
---|
| 775 | if (e->index == e->bufflen) |
---|
| 776 | return 1; |
---|
| 777 | |
---|
| 778 | return 0; |
---|
| 779 | } |
---|
| 780 | |
---|
[e9c6fc8] | 781 | static int owl_editwin_at_beginning_of_line(owl_editwin *e) |
---|
[c9334b1] | 782 | { |
---|
[a0fbdee] | 783 | oe_excursion x; |
---|
[a556caa] | 784 | int ret; |
---|
[47519e1b] | 785 | |
---|
[a556caa] | 786 | if (owl_editwin_at_beginning_of_buffer(e)) |
---|
| 787 | return 1; |
---|
[47519e1b] | 788 | |
---|
[a0fbdee] | 789 | oe_save_excursion(e, &x); |
---|
[a556caa] | 790 | owl_editwin_point_move(e, -1); |
---|
[bab52da] | 791 | ret = (owl_editwin_get_char_at_point(e) == '\n'); |
---|
[a0fbdee] | 792 | oe_restore_excursion(e, &x); |
---|
[a556caa] | 793 | |
---|
| 794 | return ret; |
---|
| 795 | } |
---|
| 796 | |
---|
[e19eb97] | 797 | static int owl_editwin_is_char_in(owl_editwin *e, const char *set) |
---|
[a556caa] | 798 | { |
---|
[e19eb97] | 799 | const char *p; |
---|
[5b5f3e6] | 800 | |
---|
| 801 | for (p = set; *p != 0; p = g_utf8_find_next_char(p, NULL)) |
---|
| 802 | if (owl_editwin_get_char_at_point(e) == g_utf8_get_char(p)) |
---|
[a556caa] | 803 | return 1; |
---|
| 804 | return 0; |
---|
| 805 | } |
---|
| 806 | |
---|
[e19eb97] | 807 | int owl_editwin_move_if_in(owl_editwin *e, int delta, const char *set) |
---|
[a556caa] | 808 | { |
---|
| 809 | int change, distance = 0; |
---|
[e20d8179] | 810 | while (owl_editwin_is_char_in(e, set)) { |
---|
[a556caa] | 811 | change = owl_editwin_point_move(e, delta); |
---|
| 812 | distance += change; |
---|
| 813 | if (change == 0) |
---|
| 814 | break; |
---|
[47519e1b] | 815 | } |
---|
[a556caa] | 816 | return distance; |
---|
| 817 | } |
---|
| 818 | |
---|
[e19eb97] | 819 | int owl_editwin_move_if_not_in(owl_editwin *e, int delta, const char *set) |
---|
[a556caa] | 820 | { |
---|
| 821 | int change, distance = 0; |
---|
[e20d8179] | 822 | while (!owl_editwin_is_char_in(e, set)) { |
---|
[a556caa] | 823 | change = owl_editwin_point_move(e, delta); |
---|
| 824 | distance += change; |
---|
| 825 | if (change == 0) |
---|
| 826 | break; |
---|
[7d4fbcd] | 827 | } |
---|
[a556caa] | 828 | return distance; |
---|
[7d4fbcd] | 829 | } |
---|
| 830 | |
---|
[e20d8179] | 831 | int owl_editwin_move_to_beginning_of_line(owl_editwin *e) |
---|
[47519e1b] | 832 | { |
---|
[a556caa] | 833 | int distance = 0; |
---|
[47519e1b] | 834 | |
---|
[a556caa] | 835 | if (!owl_editwin_at_beginning_of_line(e)) { |
---|
| 836 | /* move off the \n if were at the end of a line */ |
---|
| 837 | distance += owl_editwin_point_move(e, -1); |
---|
| 838 | distance += owl_editwin_move_if_not_in(e, -1, "\n"); |
---|
[335413f1] | 839 | /* If we stopped because we reached a '\n', rather than because we |
---|
| 840 | * hit the top of the buffer, move forward from the end of the |
---|
| 841 | * previous line to the start of the current. */ |
---|
| 842 | if (owl_editwin_get_char_at_point(e) == '\n') |
---|
[a556caa] | 843 | distance += owl_editwin_point_move(e, 1); |
---|
[47519e1b] | 844 | } |
---|
[77d4402] | 845 | e->goal_column = 0; /* subtleties */ |
---|
[84027015] | 846 | |
---|
[a556caa] | 847 | return distance; |
---|
| 848 | } |
---|
[e20d8179] | 849 | |
---|
| 850 | int owl_editwin_move_to_end_of_line(owl_editwin *e) |
---|
[a556caa] | 851 | { |
---|
| 852 | return owl_editwin_move_if_not_in(e, 1, "\n"); |
---|
[47519e1b] | 853 | } |
---|
| 854 | |
---|
[e20d8179] | 855 | int owl_editwin_line_move(owl_editwin *e, int delta) |
---|
[c9334b1] | 856 | { |
---|
[d7043b4] | 857 | int goal_column, change, ll, distance; |
---|
| 858 | int count = 0; |
---|
[a556caa] | 859 | |
---|
| 860 | change = MAX(delta, -delta); |
---|
| 861 | |
---|
[d7043b4] | 862 | goal_column = e->goal_column; |
---|
| 863 | distance = owl_editwin_move_to_beginning_of_line(e); |
---|
| 864 | goal_column = goal_column == -1 ? -distance : goal_column; |
---|
[a556caa] | 865 | |
---|
| 866 | while(count < change) { |
---|
| 867 | if (delta > 0) { |
---|
| 868 | distance += owl_editwin_move_if_not_in(e, 1, "\n"); |
---|
| 869 | distance += owl_editwin_point_move(e, 1); |
---|
| 870 | } else { |
---|
| 871 | /* I really want to assert delta < 0 here */ |
---|
| 872 | distance += owl_editwin_point_move(e, -1); /* to the newline on |
---|
| 873 | the previous line */ |
---|
| 874 | distance += owl_editwin_move_to_beginning_of_line(e); |
---|
| 875 | } |
---|
| 876 | count++; |
---|
[7d4fbcd] | 877 | } |
---|
[a556caa] | 878 | |
---|
| 879 | distance += (ll = owl_editwin_move_to_end_of_line(e)); |
---|
| 880 | if (ll > goal_column) |
---|
| 881 | distance += owl_editwin_point_move(e, goal_column - ll); |
---|
| 882 | |
---|
| 883 | e->goal_column = goal_column; |
---|
[f6fae8d] | 884 | oe_dirty(e); |
---|
[a556caa] | 885 | |
---|
| 886 | return distance; |
---|
[7d4fbcd] | 887 | } |
---|
| 888 | |
---|
[c9334b1] | 889 | void owl_editwin_backspace(owl_editwin *e) |
---|
| 890 | { |
---|
[7d4fbcd] | 891 | /* delete the char before the current one |
---|
| 892 | * and shift later chars left |
---|
| 893 | */ |
---|
[a556caa] | 894 | if(owl_editwin_point_move(e, -1)) |
---|
[7d4fbcd] | 895 | owl_editwin_delete_char(e); |
---|
| 896 | } |
---|
| 897 | |
---|
[c9334b1] | 898 | void owl_editwin_key_up(owl_editwin *e) |
---|
| 899 | { |
---|
[a556caa] | 900 | owl_editwin_line_move(e, -1); |
---|
[7d4fbcd] | 901 | } |
---|
| 902 | |
---|
[c9334b1] | 903 | void owl_editwin_key_down(owl_editwin *e) |
---|
| 904 | { |
---|
[a556caa] | 905 | owl_editwin_line_move(e, 1); |
---|
[7d4fbcd] | 906 | } |
---|
| 907 | |
---|
[c9334b1] | 908 | void owl_editwin_key_left(owl_editwin *e) |
---|
| 909 | { |
---|
[a556caa] | 910 | owl_editwin_point_move(e, -1); |
---|
[7d4fbcd] | 911 | } |
---|
| 912 | |
---|
[c9334b1] | 913 | void owl_editwin_key_right(owl_editwin *e) |
---|
| 914 | { |
---|
[a556caa] | 915 | owl_editwin_point_move(e, 1); |
---|
[7d4fbcd] | 916 | } |
---|
| 917 | |
---|
[5b5f3e6] | 918 | int owl_editwin_forward_word(owl_editwin *e) |
---|
[c9334b1] | 919 | { |
---|
[5b5f3e6] | 920 | int distance; |
---|
[7d4fbcd] | 921 | /* if we're starting on a space, find the first non-space */ |
---|
[5b5f3e6] | 922 | distance = owl_editwin_move_if_in(e, 1, WHITESPACE); |
---|
[7d4fbcd] | 923 | |
---|
[a556caa] | 924 | /* now find the end of this word */ |
---|
[5b5f3e6] | 925 | distance += owl_editwin_move_if_not_in(e, 1, WHITESPACE); |
---|
| 926 | |
---|
| 927 | return distance; |
---|
| 928 | } |
---|
| 929 | |
---|
| 930 | void owl_editwin_move_to_nextword(owl_editwin *e) |
---|
| 931 | { |
---|
| 932 | owl_editwin_forward_word(e); |
---|
[7d4fbcd] | 933 | } |
---|
| 934 | |
---|
[c9334b1] | 935 | /* go backwards to the last non-space character |
---|
| 936 | */ |
---|
[5b5f3e6] | 937 | int owl_editwin_backward_word(owl_editwin *e) |
---|
[c9334b1] | 938 | { |
---|
[a0fbdee] | 939 | oe_excursion x; |
---|
[5b5f3e6] | 940 | int distance = 0; |
---|
| 941 | int further = 0; |
---|
[a556caa] | 942 | int beginning; |
---|
| 943 | /* if in middle of word, beginning of word */ |
---|
| 944 | |
---|
| 945 | /* if at beginning of a word, find beginning of previous word */ |
---|
| 946 | |
---|
[e20d8179] | 947 | if (owl_editwin_is_char_in(e, WHITESPACE)) { |
---|
[a556caa] | 948 | /* if in whitespace past end of word, find a word , the find the beginning*/ |
---|
[5b5f3e6] | 949 | distance += owl_editwin_move_if_in(e, -1, WHITESPACE); /* leaves us on the last |
---|
| 950 | character of the word */ |
---|
[a0fbdee] | 951 | oe_save_excursion(e, &x); |
---|
[a556caa] | 952 | /* are we at the beginning of a word? */ |
---|
| 953 | owl_editwin_point_move(e, -1); |
---|
[e20d8179] | 954 | beginning = owl_editwin_is_char_in(e, WHITESPACE); |
---|
[a0fbdee] | 955 | oe_restore_excursion(e, &x); |
---|
[a556caa] | 956 | if (beginning) |
---|
[5b5f3e6] | 957 | return distance; |
---|
[a556caa] | 958 | } else { |
---|
| 959 | /* in the middle of the word; */ |
---|
[a0fbdee] | 960 | oe_save_excursion(e, &x); |
---|
[5b5f3e6] | 961 | further += owl_editwin_point_move(e, -1); |
---|
[e20d8179] | 962 | if (owl_editwin_is_char_in(e, WHITESPACE)) { /* we were at the beginning */ |
---|
[5b5f3e6] | 963 | distance += owl_editwin_backward_word(e); /* previous case */ |
---|
[8321cb7] | 964 | oe_release_excursion(e, &x); |
---|
[5b5f3e6] | 965 | return distance + further; |
---|
[a556caa] | 966 | } else { |
---|
[a0fbdee] | 967 | oe_restore_excursion(e, &x); |
---|
[7d4fbcd] | 968 | } |
---|
| 969 | } |
---|
[5b5f3e6] | 970 | distance += owl_editwin_move_if_not_in(e, -1, WHITESPACE); |
---|
[a556caa] | 971 | /* will go past */ |
---|
| 972 | if (e->index > e->lock) |
---|
[5b5f3e6] | 973 | distance += owl_editwin_point_move(e, 1); |
---|
| 974 | return distance; |
---|
| 975 | } |
---|
| 976 | |
---|
| 977 | void owl_editwin_move_to_previousword(owl_editwin *e) |
---|
| 978 | { |
---|
| 979 | owl_editwin_backward_word(e); |
---|
[7d4fbcd] | 980 | } |
---|
| 981 | |
---|
[c9334b1] | 982 | void owl_editwin_delete_nextword(owl_editwin *e) |
---|
| 983 | { |
---|
[a0fbdee] | 984 | oe_excursion x; |
---|
[a556caa] | 985 | |
---|
[a0fbdee] | 986 | oe_save_excursion(e, &x); |
---|
[a60edf2] | 987 | oe_set_mark(e, e->index); |
---|
| 988 | owl_editwin_forward_word(e); |
---|
| 989 | owl_editwin_kill_region(e); |
---|
| 990 | oe_restore_mark_only(e, &x); |
---|
[7d4fbcd] | 991 | } |
---|
| 992 | |
---|
[c9334b1] | 993 | void owl_editwin_delete_previousword(owl_editwin *e) |
---|
| 994 | { |
---|
[a60edf2] | 995 | oe_excursion x; |
---|
[b68f9cd] | 996 | |
---|
[a60edf2] | 997 | oe_save_excursion(e, &x); |
---|
| 998 | oe_set_mark(e, e->index); |
---|
| 999 | owl_editwin_backward_word(e); |
---|
| 1000 | owl_editwin_kill_region(e); |
---|
| 1001 | oe_restore_mark_only(e, &x); |
---|
[b68f9cd] | 1002 | } |
---|
| 1003 | |
---|
[a556caa] | 1004 | void owl_editwin_move_to_line_end(owl_editwin *e) |
---|
[c9334b1] | 1005 | { |
---|
[a556caa] | 1006 | owl_editwin_move_to_end_of_line(e); |
---|
[7d4fbcd] | 1007 | } |
---|
| 1008 | |
---|
[a556caa] | 1009 | void owl_editwin_delete_to_endofline(owl_editwin *e) |
---|
[c9334b1] | 1010 | { |
---|
[a0fbdee] | 1011 | oe_excursion x; |
---|
[5b5f3e6] | 1012 | int distance; |
---|
[a556caa] | 1013 | |
---|
[a0fbdee] | 1014 | oe_save_excursion(e, &x); |
---|
[a60edf2] | 1015 | owl_editwin_set_mark(e); |
---|
[5b5f3e6] | 1016 | distance = owl_editwin_move_to_end_of_line(e); |
---|
[a60edf2] | 1017 | if (distance) |
---|
| 1018 | owl_editwin_kill_region(e); |
---|
| 1019 | else |
---|
| 1020 | owl_editwin_replace(e, 1, ""); |
---|
[a0fbdee] | 1021 | oe_restore_excursion(e, &x); |
---|
[a60edf2] | 1022 | } |
---|
| 1023 | |
---|
| 1024 | void owl_editwin_yank(owl_editwin *e) |
---|
| 1025 | { |
---|
| 1026 | if (e->killbuf != NULL) |
---|
| 1027 | owl_editwin_replace(e, 0, e->killbuf); |
---|
| 1028 | } |
---|
| 1029 | |
---|
[e19eb97] | 1030 | static const char *oe_copy_buf(owl_editwin *e, const char *buf, int len) |
---|
[a60edf2] | 1031 | { |
---|
| 1032 | char *p; |
---|
| 1033 | |
---|
| 1034 | p = owl_malloc(len + 1); |
---|
| 1035 | |
---|
| 1036 | if (p != NULL) { |
---|
| 1037 | owl_free(e->killbuf); |
---|
| 1038 | e->killbuf = p; |
---|
| 1039 | memcpy(e->killbuf, buf, len); |
---|
| 1040 | e->killbuf[len] = 0; |
---|
| 1041 | } |
---|
| 1042 | |
---|
| 1043 | return p; |
---|
| 1044 | } |
---|
| 1045 | |
---|
| 1046 | static int oe_copy_region(owl_editwin *e) |
---|
| 1047 | { |
---|
[e19eb97] | 1048 | const char *p; |
---|
[a60edf2] | 1049 | int start, end; |
---|
| 1050 | |
---|
| 1051 | if (e->mark == -1) |
---|
| 1052 | return 0; |
---|
| 1053 | |
---|
| 1054 | start = MIN(e->index, e->mark); |
---|
| 1055 | end = MAX(e->index, e->mark); |
---|
| 1056 | |
---|
| 1057 | p = oe_copy_buf(e, e->buff + start, end - start); |
---|
| 1058 | if (p != NULL) |
---|
| 1059 | return end - start; |
---|
| 1060 | return 0; |
---|
| 1061 | } |
---|
| 1062 | |
---|
| 1063 | void owl_editwin_copy_region_as_kill(owl_editwin *e) |
---|
| 1064 | { |
---|
| 1065 | oe_copy_region(e); |
---|
| 1066 | } |
---|
| 1067 | |
---|
| 1068 | void owl_editwin_kill_region(owl_editwin *e) |
---|
| 1069 | { |
---|
| 1070 | if (e->index > e->mark) |
---|
| 1071 | owl_editwin_exchange_point_and_mark(e); |
---|
| 1072 | |
---|
[2184001] | 1073 | owl_editwin_replace_internal(e, oe_copy_region(e), ""); |
---|
[7d4fbcd] | 1074 | } |
---|
| 1075 | |
---|
[c9334b1] | 1076 | void owl_editwin_move_to_line_start(owl_editwin *e) |
---|
| 1077 | { |
---|
[a556caa] | 1078 | owl_editwin_move_to_beginning_of_line(e); |
---|
[7d4fbcd] | 1079 | } |
---|
| 1080 | |
---|
[c9334b1] | 1081 | void owl_editwin_move_to_end(owl_editwin *e) |
---|
| 1082 | { |
---|
[521bc84] | 1083 | oe_set_index(e, e->bufflen); |
---|
[7d4fbcd] | 1084 | } |
---|
| 1085 | |
---|
[c9334b1] | 1086 | void owl_editwin_move_to_top(owl_editwin *e) |
---|
| 1087 | { |
---|
[521bc84] | 1088 | oe_set_index(e, e->lock); |
---|
[7d4fbcd] | 1089 | } |
---|
| 1090 | |
---|
[2fc8397] | 1091 | void owl_editwin_backward_paragraph(owl_editwin *e) |
---|
| 1092 | { |
---|
| 1093 | owl_editwin_point_move(e, -1); |
---|
| 1094 | for (; e->index >= e->lock; owl_editwin_point_move(e, -1)) { |
---|
| 1095 | if (e->index <= e->lock || |
---|
| 1096 | ((e->buff[e->index] == '\n') && (e->buff[e->index - 1]=='\n'))) |
---|
| 1097 | break; |
---|
| 1098 | } |
---|
| 1099 | } |
---|
| 1100 | |
---|
| 1101 | void owl_editwin_forward_paragraph(owl_editwin *e) |
---|
| 1102 | { |
---|
| 1103 | owl_editwin_point_move(e, 1); |
---|
| 1104 | /* scan forward to the start of the next paragraph */ |
---|
| 1105 | for(; e->index < e->bufflen; owl_editwin_point_move(e, 1)) { |
---|
| 1106 | if (e->buff[e->index -1] == '\n' && e->buff[e->index] == '\n') |
---|
| 1107 | break; |
---|
| 1108 | } |
---|
| 1109 | } |
---|
| 1110 | |
---|
[d41294a] | 1111 | int owl_editwin_current_column(owl_editwin *e) |
---|
[c9334b1] | 1112 | { |
---|
[a0fbdee] | 1113 | oe_excursion x; |
---|
[fc2677b] | 1114 | int lineindex; |
---|
[7d4fbcd] | 1115 | |
---|
[a0fbdee] | 1116 | oe_save_excursion(e, &x); |
---|
[fc2677b] | 1117 | owl_editwin_move_to_beginning_of_line(e); |
---|
| 1118 | lineindex = e->index; |
---|
| 1119 | oe_restore_excursion(e, &x); |
---|
| 1120 | return oe_region_width(e, lineindex, e->index, 0); |
---|
| 1121 | } |
---|
[a556caa] | 1122 | |
---|
[fc2677b] | 1123 | void owl_editwin_fill_paragraph(owl_editwin *e) |
---|
| 1124 | { |
---|
| 1125 | oe_excursion x; |
---|
| 1126 | gunichar ch; |
---|
| 1127 | int sentence; |
---|
[7d4fbcd] | 1128 | |
---|
[d625cfd] | 1129 | if (e->fillcol < 0) |
---|
| 1130 | /* auto-fill disabled */ |
---|
| 1131 | return; |
---|
| 1132 | |
---|
[fc2677b] | 1133 | oe_save_excursion(e, &x); |
---|
[7d4fbcd] | 1134 | |
---|
[fc2677b] | 1135 | /* Mark the end of the paragraph */ |
---|
| 1136 | owl_editwin_forward_paragraph(e); |
---|
| 1137 | /* Skip the trailing newline */ |
---|
| 1138 | owl_editwin_point_move(e, -1); |
---|
| 1139 | owl_editwin_set_mark(e); |
---|
[7d4fbcd] | 1140 | |
---|
[fc2677b] | 1141 | owl_editwin_backward_paragraph(e); |
---|
[7d4fbcd] | 1142 | |
---|
[fc2677b] | 1143 | /* Don't mess with the leading newline */ |
---|
| 1144 | if (owl_editwin_get_char_at_point(e) == '\n') |
---|
| 1145 | owl_editwin_point_move(e, 1); |
---|
[7d4fbcd] | 1146 | |
---|
[fc2677b] | 1147 | /* |
---|
| 1148 | * First pass: Scan forward replacing all series of spaces with ' ' |
---|
| 1149 | * (or nothing after CJK ideograms) |
---|
| 1150 | */ |
---|
| 1151 | sentence = 0; |
---|
| 1152 | for(;e->index < e->mark; owl_editwin_point_move(e, 1)) { |
---|
[50e671c] | 1153 | /* bail if we hit a trailing dot on the buffer */ |
---|
[fc2677b] | 1154 | if (strcmp(e->buff + e->index, "\n.") == 0) { |
---|
| 1155 | owl_editwin_set_mark(e); |
---|
[50e671c] | 1156 | break; |
---|
[7d4fbcd] | 1157 | } |
---|
| 1158 | |
---|
[fc2677b] | 1159 | ch = owl_editwin_get_char_at_point(e); |
---|
[b2c1bd4] | 1160 | |
---|
[fc2677b] | 1161 | if (owl_util_can_break_after(ch) || ch == '\n') { |
---|
| 1162 | if (g_unichar_isspace(ch)) { |
---|
| 1163 | owl_editwin_replace(e, 1, " "); |
---|
| 1164 | } |
---|
| 1165 | |
---|
[f9d257b] | 1166 | if (sentence && g_unichar_isspace(owl_editwin_get_char_at_point(e)) |
---|
| 1167 | && e->index < e->mark) |
---|
[fc2677b] | 1168 | owl_editwin_point_move(e, 1); |
---|
| 1169 | |
---|
| 1170 | while(g_unichar_isspace(owl_editwin_get_char_at_point(e)) |
---|
| 1171 | && e->index < e->mark) { |
---|
| 1172 | owl_editwin_delete_char(e); |
---|
[7d4fbcd] | 1173 | } |
---|
| 1174 | } |
---|
[fc2677b] | 1175 | |
---|
| 1176 | if(ch == '.' || ch == '!' || ch == '?') |
---|
| 1177 | sentence = 1; |
---|
| 1178 | else |
---|
| 1179 | sentence = 0; |
---|
| 1180 | } |
---|
| 1181 | |
---|
| 1182 | owl_editwin_backward_paragraph(e); |
---|
| 1183 | |
---|
| 1184 | /* Now go through inserting newlines as needed */ |
---|
| 1185 | while(e->index < e->mark) { |
---|
| 1186 | /* if we've travelled too far, linewrap */ |
---|
[d41294a] | 1187 | if (owl_editwin_current_column(e) >= e->fillcol) |
---|
[fc2677b] | 1188 | _owl_editwin_linewrap_word(e); |
---|
| 1189 | owl_editwin_point_move(e, 1); |
---|
[7d4fbcd] | 1190 | } |
---|
| 1191 | |
---|
[a0fbdee] | 1192 | oe_restore_excursion(e, &x); |
---|
[7d4fbcd] | 1193 | } |
---|
| 1194 | |
---|
[cf83b7a] | 1195 | /* returns true if only whitespace remains */ |
---|
[c9334b1] | 1196 | int owl_editwin_is_at_end(owl_editwin *e) |
---|
| 1197 | { |
---|
[a556caa] | 1198 | return (only_whitespace(e->buff + e->index)); |
---|
[217a43e] | 1199 | } |
---|
| 1200 | |
---|
[bab52da] | 1201 | static int owl_editwin_check_dotsend(owl_editwin *e) |
---|
[c9334b1] | 1202 | { |
---|
[dc7884d] | 1203 | int zdot = 0; |
---|
[72ab15f] | 1204 | oe_excursion x; |
---|
[7d4fbcd] | 1205 | |
---|
| 1206 | if (!e->dotsend) return(0); |
---|
[4ccd92c] | 1207 | if (!owl_editwin_is_at_end(e)) return (0); |
---|
[47519e1b] | 1208 | |
---|
[72ab15f] | 1209 | oe_save_excursion(e, &x); |
---|
| 1210 | |
---|
| 1211 | owl_editwin_point_move(e, -3); |
---|
| 1212 | |
---|
[4ccd92c] | 1213 | if(strncmp(e->buff + e->index, "\n.\n", 3) == 0) { |
---|
[dc7884d] | 1214 | owl_editwin_point_move(e, 1); |
---|
| 1215 | zdot = 1; |
---|
[0509efc] | 1216 | } else if(e->index == e->lock && |
---|
[4ccd92c] | 1217 | strncmp(e->buff + e->index, ".\n", 2) == 0) { |
---|
[0509efc] | 1218 | zdot = 1; |
---|
| 1219 | } |
---|
| 1220 | |
---|
| 1221 | if(zdot) { |
---|
[4ccd92c] | 1222 | owl_editwin_set_mark(e); |
---|
| 1223 | owl_editwin_move_to_end(e); |
---|
| 1224 | owl_editwin_replace_region(e, ""); |
---|
[dc7884d] | 1225 | } |
---|
[72ab15f] | 1226 | |
---|
| 1227 | oe_restore_excursion(e, &x); |
---|
| 1228 | |
---|
| 1229 | return zdot; |
---|
[7d4fbcd] | 1230 | } |
---|
| 1231 | |
---|
[fac5463] | 1232 | void owl_editwin_post_process_char(owl_editwin *e, owl_input j) |
---|
[c9334b1] | 1233 | { |
---|
[a556caa] | 1234 | /* XXX force a redisplay? */ |
---|
[fac5463] | 1235 | if ((j.ch==13 || j.ch==10) && owl_editwin_check_dotsend(e)) { |
---|
[435d6b2] | 1236 | owl_command_edit_done(e); |
---|
[7d4fbcd] | 1237 | return; |
---|
| 1238 | } |
---|
| 1239 | } |
---|
| 1240 | |
---|
[3e36085] | 1241 | static int oe_region_width(owl_editwin *e, int start, int end, int offset) |
---|
[16cfd12a] | 1242 | { |
---|
[e19eb97] | 1243 | const char *p; |
---|
[3e36085] | 1244 | int width = offset; |
---|
| 1245 | |
---|
[16cfd12a] | 1246 | for(p = e->buff + start; |
---|
| 1247 | p < e->buff + end; |
---|
| 1248 | p = g_utf8_find_next_char(p, NULL)) |
---|
| 1249 | width += oe_char_width(g_utf8_get_char(p), width); |
---|
| 1250 | |
---|
[3e36085] | 1251 | return width - offset; |
---|
[16cfd12a] | 1252 | } |
---|
| 1253 | |
---|
[ebf0128] | 1254 | static void oe_insert_char(owl_editwin *e, gunichar c) |
---|
[fac5463] | 1255 | { |
---|
[16cfd12a] | 1256 | oe_excursion x; |
---|
[5b5f3e6] | 1257 | char tmp[7]; |
---|
[16cfd12a] | 1258 | int replaced = -1; |
---|
[5b5f3e6] | 1259 | |
---|
[ebf0128] | 1260 | if (c == '\r') /* translate CRs to NLs */ |
---|
| 1261 | c = '\n'; |
---|
| 1262 | |
---|
[16cfd12a] | 1263 | if (!g_unichar_iscntrl(c) || c == '\n' || c== '\t' ) { |
---|
[ebf0128] | 1264 | if (c == '\n' && e->style == OWL_EDITWIN_STYLE_ONELINE) { |
---|
| 1265 | return; |
---|
| 1266 | } |
---|
| 1267 | |
---|
[d625cfd] | 1268 | if (e->wrapcol > 0 && e->cursorx != -1 && |
---|
| 1269 | e->cursorx + oe_char_width(c, e->cursorx) > e->wrapcol) { |
---|
[16cfd12a] | 1270 | /* XXX this is actually wrong: |
---|
| 1271 | * + If the line has been been wrapped, we can be past the wrap column but |
---|
| 1272 | * e->cursorx be much smaller. |
---|
| 1273 | * + If the user went back and inserted a bunch of stuff in the middle of |
---|
| 1274 | * the line, there may be more than one word past the wrap column. |
---|
| 1275 | */ |
---|
| 1276 | oe_save_excursion(e, &x); |
---|
| 1277 | |
---|
| 1278 | if (c == ' ' || c == '\t') { |
---|
| 1279 | owl_editwin_point_move(e, -1); |
---|
| 1280 | replaced = -owl_editwin_move_if_in(e, -1, " \t"); |
---|
| 1281 | if (!replaced) { |
---|
| 1282 | c = '\n'; |
---|
| 1283 | replaced = -1; |
---|
| 1284 | } |
---|
| 1285 | } else { |
---|
| 1286 | while(!owl_editwin_at_beginning_of_line(e)) { |
---|
| 1287 | owl_editwin_point_move(e, -1); |
---|
| 1288 | if (owl_util_can_break_after(owl_editwin_get_char_at_point(e))) { |
---|
| 1289 | replaced = -owl_editwin_move_if_in(e, -1, " \t"); |
---|
| 1290 | break; |
---|
| 1291 | } |
---|
| 1292 | } |
---|
| 1293 | if (owl_editwin_at_beginning_of_line(e)) |
---|
| 1294 | replaced = -1; |
---|
| 1295 | } |
---|
| 1296 | if (replaced && !owl_editwin_at_beginning_of_line(e)) |
---|
| 1297 | owl_editwin_point_move(e, 1); |
---|
| 1298 | if (replaced >= 0) { |
---|
| 1299 | owl_editwin_replace(e, replaced, "\n"); |
---|
| 1300 | } |
---|
| 1301 | oe_restore_excursion(e, &x); |
---|
| 1302 | } |
---|
| 1303 | |
---|
| 1304 | if (replaced >= 0 && (c == ' ' || c == '\t')) |
---|
| 1305 | return; /* our work here is done */ |
---|
| 1306 | |
---|
[6c171f1] | 1307 | tmp[g_unichar_to_utf8(c, tmp)] = '\0'; |
---|
[ebf0128] | 1308 | owl_editwin_replace(e, 0, tmp); |
---|
| 1309 | } |
---|
| 1310 | } |
---|
| 1311 | |
---|
| 1312 | void owl_editwin_process_char(owl_editwin *e, owl_input j) |
---|
| 1313 | { |
---|
[5b5f3e6] | 1314 | if (j.ch == ERR) |
---|
| 1315 | return; |
---|
[fac5463] | 1316 | /* Ignore ncurses control characters. */ |
---|
[e20d8179] | 1317 | if (j.ch < 0x100) { |
---|
[ebf0128] | 1318 | oe_insert_char(e, j.uch); |
---|
[fac5463] | 1319 | } |
---|
| 1320 | } |
---|
| 1321 | |
---|
[e19eb97] | 1322 | const char *owl_editwin_get_text(owl_editwin *e) |
---|
[c9334b1] | 1323 | { |
---|
[7d4fbcd] | 1324 | return(e->buff+e->lock); |
---|
| 1325 | } |
---|
| 1326 | |
---|
[d41294a] | 1327 | char *owl_editwin_get_region(owl_editwin *e) |
---|
| 1328 | { |
---|
| 1329 | int start, end; |
---|
| 1330 | start = e->index; |
---|
| 1331 | end = e->mark; |
---|
| 1332 | if(start > end) { |
---|
| 1333 | int tmp = end; |
---|
| 1334 | end = start; |
---|
| 1335 | start = tmp; |
---|
| 1336 | } |
---|
| 1337 | |
---|
| 1338 | return oe_chunk(e, start, end); |
---|
| 1339 | } |
---|
| 1340 | |
---|
[77f605d] | 1341 | int owl_editwin_get_echochar(owl_editwin *e) |
---|
| 1342 | { |
---|
[a556caa] | 1343 | return e->echochar; |
---|
| 1344 | } |
---|
[77f605d] | 1345 | |
---|
| 1346 | static char *oe_chunk(owl_editwin *e, int start, int end) |
---|
| 1347 | { |
---|
| 1348 | char *p; |
---|
| 1349 | |
---|
| 1350 | p = owl_malloc(end - start + 1); |
---|
| 1351 | memcpy(p, e->buff + start, end - start); |
---|
| 1352 | p[end - start] = 0; |
---|
| 1353 | |
---|
| 1354 | return p; |
---|
| 1355 | } |
---|
| 1356 | |
---|
[d41294a] | 1357 | /* |
---|
| 1358 | * The only guarantee made about these values is that comparisons |
---|
| 1359 | * between them, as well as comparison between multiple calls to these |
---|
| 1360 | * functions without modifying the editwin in-between, are meaningful. |
---|
| 1361 | */ |
---|
| 1362 | |
---|
| 1363 | int owl_editwin_get_point(owl_editwin *e) |
---|
| 1364 | { |
---|
| 1365 | return e->index; |
---|
| 1366 | } |
---|
| 1367 | |
---|
| 1368 | int owl_editwin_get_mark(owl_editwin *e) |
---|
| 1369 | { |
---|
| 1370 | return e->mark; |
---|
| 1371 | } |
---|
| 1372 | |
---|
[f6fae8d] | 1373 | static void oe_dirty(owl_editwin *e) |
---|
| 1374 | { |
---|
| 1375 | if (e->win) owl_window_dirty(e->win); |
---|
| 1376 | } |
---|
| 1377 | |
---|
[2f21a41] | 1378 | |
---|
| 1379 | /* |
---|
| 1380 | * Local Variables: |
---|
| 1381 | * mode:C |
---|
| 1382 | * c-basic-offset:2 |
---|
| 1383 | * End: |
---|
| 1384 | */ |
---|