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LineBuf.clear()

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This commit is contained in:
Kovid Goyal 2016-11-04 15:11:08 +05:30
parent d324baf979
commit e3fdd3089d
2 changed files with 15 additions and 0 deletions
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13
kitty/line-buf.c
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@ -14,6 +14,18 @@ clear_chars_to_space(LineBuf* linebuf, index_type y) {
for (index_type i = 0; i < linebuf->xnum; i++) chars[i] = (1 << ATTRS_SHIFT) | 32; for (index_type i = 0; i < linebuf->xnum; i++) chars[i] = (1 << ATTRS_SHIFT) | 32;
} }
static PyObject*
clear(LineBuf *self) {
#define clear_doc "Clear all lines in this LineBuf"
memset(self->buf, 0, self->block_size * CELL_SIZE);
memset(self->continued_map, 0, self->ynum * sizeof(index_type));
for (index_type i = 0; i < self->ynum; i++) {
clear_chars_to_space(self, i);
self->line_map[i] = i;
}
Py_RETURN_NONE;
}
static PyObject * static PyObject *
new(PyTypeObject *type, PyObject *args, PyObject UNUSED *kwds) { new(PyTypeObject *type, PyObject *args, PyObject UNUSED *kwds) {
LineBuf *self; LineBuf *self;
@ -98,6 +110,7 @@ copy_old(LineBuf *self, PyObject *y);
static PyMethodDef methods[] = { static PyMethodDef methods[] = {
METHOD(line, METH_O) METHOD(line, METH_O)
METHOD(copy_old, METH_O) METHOD(copy_old, METH_O)
METHOD(clear, METH_NOARGS)
{NULL, NULL, 0, NULL} /* Sentinel */ {NULL, NULL, 0, NULL} /* Sentinel */
}; };

2
kitty_tests/datatypes.py
View File

@ -17,6 +17,8 @@ class TestDataTypes(BaseTest):
new = LineBuf(1, 3) new = LineBuf(1, 3)
new.copy_old(old) new.copy_old(old)
self.ae(new.line(0), old.line(1)) self.ae(new.line(0), old.line(1))
new.clear()
self.ae(str(new.line(0)), ' ' * new.xnum)
def test_line(self): def test_line(self):
lb = LineBuf(2, 3) lb = LineBuf(2, 3)