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Make selection smarter

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It now does not add trailing blank cells on selected lines to the
selection.
This commit is contained in:
Kovid Goyal
2017-09-10 09:09:56 +05:30
parent 5103381c27
commit 63882e1fdc
4 changed files with 94 additions and 81 deletions
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29
kitty/line.c
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@@ -58,31 +58,38 @@ text_at(Line* self, Py_ssize_t xval) {
return line_text_at(self->cells[xval].ch & CHAR_MASK, self->cells[xval].cc);
}
static PyObject *
as_unicode(Line* self) {
Py_ssize_t n = 0;
PyObject*
unicode_in_range(Line *self, index_type start, index_type limit, bool include_cc, char leading_char) {
size_t n = 0;
static Py_UCS4 buf[4096];
index_type xlimit = MIN(sizeof(buf)/sizeof(buf[0]), xlimit_for_line(self));
if (leading_char) buf[n++] = leading_char;
char_type previous_width = 0;
for(index_type i = 0; i < xlimit; i++) {
for(index_type i = start; i < limit && n < sizeof(buf)/sizeof(buf[0]) - 4; i++) {
char_type ch = self->cells[i].ch & CHAR_MASK;
if (ch == 0) {
if (previous_width == 2) { previous_width = 0; continue; };
ch = ' ';
}
buf[n++] = ch;
char_type cc = self->cells[i].cc;
Py_UCS4 cc1 = cc & CC_MASK, cc2;
if (cc1) {
buf[n++] = cc1;
cc2 = cc >> 16;
if (cc2) buf[n++] = cc2;
if (include_cc) {
char_type cc = self->cells[i].cc;
Py_UCS4 cc1 = cc & CC_MASK, cc2;
if (cc1) {
buf[n++] = cc1;
cc2 = cc >> 16;
if (cc2) buf[n++] = cc2;
}
}
previous_width = (self->cells[i].ch >> ATTRS_SHIFT) & WIDTH_MASK;
}
return PyUnicode_FromKindAndData(PyUnicode_4BYTE_KIND, buf, n);
}
static PyObject *
as_unicode(Line* self) {
return unicode_in_range(self, 0, xlimit_for_line(self), true, 0);
}
static inline bool
write_sgr(unsigned int val, Py_UCS4 *buf, index_type buflen, index_type *i) {
static char s[20] = {0};