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patch 8.1.0307: there is no good way to get the window layout

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Problem:    There is no good way to get the window layout.
Solution:   Add the winlayout() function. (Yegappan Lakshmanan)
This commit is contained in:
Bram Moolenaar
2018-08-21 16:56:34 +02:00
parent da6e8919e7
commit 0f6b4f06de
6 changed files with 127 additions and 0 deletions
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49
src/window.c
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@@ -7236,4 +7236,53 @@ win_findbuf(typval_T *argvars, list_T *list)
list_append_number(list, wp->w_id);
}
/*
* Get the layout of the given tab page for winlayout().
*/
void
get_framelayout(frame_T *fr, list_T *l, int outer)
{
frame_T *child;
list_T *fr_list;
list_T *win_list;
if (fr == NULL)
return;
if (outer)
// outermost call from f_winlayout()
fr_list = l;
else
{
fr_list = list_alloc();
if (fr_list == NULL)
return;
list_append_list(l, fr_list);
}
if (fr->fr_layout == FR_LEAF)
{
if (fr->fr_win != NULL)
{
list_append_string(fr_list, (char_u *)"leaf", -1);
list_append_number(fr_list, fr->fr_win->w_id);
}
}
else
{
list_append_string(fr_list,
fr->fr_layout == FR_ROW ? (char_u *)"row" : (char_u *)"col", -1);
win_list = list_alloc();
if (win_list == NULL)
return;
list_append_list(fr_list, win_list);
child = fr->fr_child;
while (child != NULL)
{
get_framelayout(child, win_list, FALSE);
child = child->fr_next;
}
}
}
#endif