patch 8.2.4052: not easy to resize a window from a pluginv8.2.4052

Problem:    Not easy to resize a window from a plugin.
Solution:   Add win_move_separator() and win_move_statusline() functions.
            (Daniel Steinberg, closes #9486)

1 files changed, 50 insertions, 0 deletions

diff --git a/src/evalwindow.c b/src/evalwindow.c
index d632debe6d..f2d9a0b444 100644
--- a/src/evalwindow.c
+++ b/src/evalwindow.c
@@ -836,6 +836,56 @@ f_win_id2win(typval_T *argvars, typval_T *rettv)
 }
 
 /*
+ * "win_move_separator()" function
+ */
+    void
+f_win_move_separator(typval_T *argvars, typval_T *rettv)
+{
+    win_T	*wp;
+    int		offset;
+
+    rettv->vval.v_number = FALSE;
+
+    if (in_vim9script()
+	    && (check_for_number_arg(argvars, 0) == FAIL
+		|| check_for_number_arg(argvars, 1) == FAIL))
+	return;
+
+    wp = find_win_by_nr_or_id(&argvars[0]);
+    if (wp == NULL || win_valid_popup(wp))
+	return;
+
+    offset = (int)tv_get_number(&argvars[1]);
+    win_drag_vsep_line(wp, offset);
+    rettv->vval.v_number = TRUE;
+}
+
+/*
+ * "win_move_statusline()" function
+ */
+    void
+f_win_move_statusline(typval_T *argvars, typval_T *rettv)
+{
+    win_T	*wp;
+    int		offset;
+
+    rettv->vval.v_number = FALSE;
+
+    if (in_vim9script()
+	    && (check_for_number_arg(argvars, 0) == FAIL
+		|| check_for_number_arg(argvars, 1) == FAIL))
+	return;
+
+    wp = find_win_by_nr_or_id(&argvars[0]);
+    if (wp == NULL || win_valid_popup(wp))
+	return;
+
+    offset = (int)tv_get_number(&argvars[1]);
+    win_drag_status_line(wp, offset);
+    rettv->vval.v_number = TRUE;
+}
+
+/*
  * "win_screenpos()" function
  */
     void