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Mostly-complete copy and paste.

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This commit is contained in:
Nicholas Marriott
2007-11-23 17:52:54 +00:00
parent 68b2d36e07
commit 8da0b1fb99
9 changed files with 207 additions and 24 deletions
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132
window-copy.c
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@ -1,4 +1,4 @@
/* $Id: window-copy.c,v 1.5 2007-11-23 16:43:04 nicm Exp $ */
/* $Id: window-copy.c,v 1.6 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -29,7 +29,10 @@ void window_copy_key(struct window *, int);
void window_copy_draw_position(struct window *, struct screen_draw_ctx *);
u_int window_copy_line_length(struct window *);
void window_copy_copy_selection(struct window *);
void window_copy_copy_line(
struct window *, char **, size_t *, size_t *, u_int, u_int, u_int);
u_int window_copy_find_length(struct window *, u_int);
void window_copy_move_cursor(struct window *);
void window_copy_cursor_left(struct window *);
void window_copy_cursor_right(struct window *);
@ -143,14 +146,7 @@ window_copy_key(struct window *w, int key)
switch (key) {
case 'Q':
case 'q':
w->mode = NULL;
xfree(w->modedata);
w->screen.mode &= ~MODE_BACKGROUND;
recalculate_sizes();
server_redraw_window_all(w);
return;
goto done;
case 'h':
case KEYC_LEFT:
window_copy_cursor_left(w);
@ -184,17 +180,131 @@ window_copy_key(struct window *w, int key)
data->oy -= sy;
break;
case '\000': /* C-space */
case ' ':
data->selflag = !data->selflag;
data->selx = data->cx + data->ox;
data->sely = data->size + data->cy - data->oy;
oy = -1; /* XXX */
break;
/* XXX start/end of line, next word, prev word */
case '\027': /* C-w */
case '\r': /* enter */
if (data->selflag)
window_copy_copy_selection(w);
goto done;
/* XXX start/end of line, next word, prev word, cancel sel */
}
if (data->oy != oy) {
server_redraw_window_all(w);
window_copy_move_cursor(w);
}
return;
done:
w->mode = NULL;
xfree(w->modedata);
w->screen.mode &= ~MODE_BACKGROUND;
recalculate_sizes();
server_redraw_window_all(w);
}
void
window_copy_copy_selection(struct window *w)
{
struct window_copy_mode_data *data = w->modedata;
char *buf;
size_t len, off;
u_int i, xx, yy, sx, sy, ex, ey;
len = BUFSIZ;
buf = xmalloc(len);
off = 0;
*buf = '\0';
/* Find start and end. */
xx = data->cx + data->ox;
yy = data->size + data->cy - data->oy;
if (xx < data->selx || (yy == data->sely && xx < data->selx)) {
sx = xx; sy = yy;
ex = data->selx; ey = data->sely;
} else {
sx = data->selx; sy = data->sely;
ex = xx; ey = yy;
}
/* Trim ex to end of line. */
xx = window_copy_find_length(w, ey);
if (ex > xx)
ex = xx;
log_debug("copying from %u,%u to %u,%u", sx, sy, ex, ey);
/* Copy the lines. */
if (sy == ey)
window_copy_copy_line(w, &buf, &off, &len, sy, sx, ex);
else {
xx = window_copy_find_length(w, sy);
window_copy_copy_line(w, &buf, &off, &len, sy, sx, xx);
if (ey - sy > 1) {
for (i = sy + 1; i < ey - 1; i++) {
xx = window_copy_find_length(w, i);
window_copy_copy_line(
w, &buf, &off, &len, i, 0, xx);
}
}
window_copy_copy_line(w, &buf, &off, &len, ey, 0, ex);
}
/* Terminate buffer, overwriting final \n. */
if (off != 0)
buf[off - 1] = '\0';
if (paste_buffer != NULL)
xfree(paste_buffer);
paste_buffer = buf;
}
void
window_copy_copy_line(struct window *w,
char **buf, size_t *off, size_t *len, u_int sy, u_int sx, u_int ex)
{
struct screen *s = &w->screen;
u_char i, xx;
if (sx > ex)
return;
xx = window_copy_find_length(w, sy);
if (ex > xx)
ex = xx;
if (sx > xx)
sx = xx;
if (sx < ex) {
for (i = sx; i < ex; i++) {
*buf = ensure_size(*buf, len, 1, *off + 1);
(*buf)[*off] = s->grid_data[sy][i];
(*off)++;
}
}
*buf = ensure_size(*buf, len, 1, *off + 1);
(*buf)[*off] = '\n';
(*off)++;
}
u_int
window_copy_find_length(struct window *w, u_int py)
{
struct screen *s = &w->screen;
u_int px;
px = s->grid_size[py];
while (px > 0 && s->grid_data[py][px] == SCREEN_DEFDATA)
px--;
return (px);
}
void