API: Implement window_{get,set}_cursor

1 files changed, 29 insertions, 2 deletions

diff --git a/src/api/window.c b/src/api/window.c
index 8896735447..655f9ff47f 100644
--- a/src/api/window.c
+++ b/src/api/window.c
@@ -5,6 +5,9 @@
 #include "api/window.h"
 #include "api/defs.h"
 #include "api/helpers.h"
+#include "../vim.h"
+#include "screen.h"
+#include "misc2.h"
 
 
 Buffer window_get_buffer(Window window, Error *err)
@@ -20,12 +23,36 @@ Buffer window_get_buffer(Window window, Error *err)
 
 Position window_get_cursor(Window window, Error *err)
 {
-  abort();
+  Position rv = {.row = 0, .col = 0};
+  win_T *win = find_window(window, err);
+
+  if (win) {
+    rv.row = win->w_cursor.lnum;
+    rv.col = win->w_cursor.col;
+  }
+
+  return rv;
 }
 
 void window_set_cursor(Window window, Position pos, Error *err)
 {
-  abort();
+  win_T *win = find_window(window, err);
+
+  if (!win) {
+    return;
+  }
+
+  if (pos.row <= 0 || pos.row > win->w_buffer->b_ml.ml_line_count) {
+    set_api_error("cursor position outside buffer", err);
+    return;
+  }
+
+  win->w_cursor.lnum = pos.row;
+  win->w_cursor.col = pos.col;
+  win->w_cursor.coladd = 0;
+  // When column is out of range silently correct it.
+  check_cursor_col_win(win);
+  update_screen(VALID);
 }
 
 int64_t window_get_height(Window window, Error *err)