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selection: implement double-click-to-select-word

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Daniel Eklöf 2019-07-17 21:30:57 +02:00
parent f669cce5b9
commit 8bd969262b
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GPG key ID: 5BBD4992C116573F
4 changed files with 97 additions and 4 deletions
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69
selection.c
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@ -1,5 +1,6 @@
#include "selection.h"
#include <ctype.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
@ -214,6 +215,74 @@ selection_cancel(struct terminal *term)
}
}
void
selection_mark_word(struct terminal *term, int col, int row, uint32_t serial)
{
if (!selection_enabled(term))
return;
selection_cancel(term);
struct coord start = {col, row};
struct coord end = {col, row};
const struct row *r = grid_row_in_view(term->grid, start.row);
unsigned char c = r->cells[start.col].c[0];
if (!(c == '\0' || isspace(c))) {
while (true) {
int next_col = start.col - 1;
int next_row = start.row;
/* Linewrap */
if (next_col < 0) {
next_col = term->cols - 1;
if (--next_row < 0)
break;
}
const struct row *row = grid_row_in_view(term->grid, next_row);
unsigned char c = row->cells[next_col].c[0];
if (c == '\0' || isspace(c))
break;
start.col = next_col;
start.row = next_row;
}
}
r = grid_row_in_view(term->grid, end.row);
c = r->cells[end.col].c[0];
if (!(c == '\0' || isspace(c))) {
while (true) {
int next_col = end.col + 1;
int next_row = end.row;
/* Linewrap */
if (next_col >= term->cols) {
next_col = 0;
if (++next_row >= term->rows)
break;
}
const struct row *row = grid_row_in_view(term->grid, next_row);
unsigned char c = row->cells[next_col].c[0];
if (c == '\0' || isspace(c))
break;
end.col = next_col;
end.row = next_row;
}
}
selection_start(term, start.col, start.row);
selection_update(term, end.col, end.row);
selection_finalize(term, serial);
}
static void
target(void *data, struct wl_data_source *wl_data_source, const char *mime_type)
{