diff options
| -rw-r--r-- | vis-lua.c | 57 |
1 files changed, 57 insertions, 0 deletions
@@ -261,6 +261,11 @@ static int window_index(lua_State *L) { obj_ref_new(L, win->file, "vis.file"); return 1; } + + if (strcmp(key, "cursor") == 0) { + obj_ref_new(L, win->view, "vis.window.cursor"); + return 1; + } } return index_common(L); @@ -279,6 +284,55 @@ static const struct luaL_Reg window_funcs[] = { { NULL, NULL }, }; +static int window_cursor_index(lua_State *L) { + View *view = obj_ref_check(L, 1, "vis.window.cursor"); + if (!view) { + lua_pushnil(L); + return 1; + } + + if (lua_isstring(L, 2)) { + const char *key = lua_tostring(L, 2); + if (strcmp(key, "pos") == 0) { + lua_pushunsigned(L, view_cursor_get(view)); + return 1; + } + + if (strcmp(key, "line") == 0) { + lua_pushunsigned(L, view_cursor_getpos(view).line); + return 1; + } + + if (strcmp(key, "col") == 0) { + lua_pushunsigned(L, view_cursor_getpos(view).col); + return 1; + } + } + + return index_common(L); +} + +static int window_cursor_newindex(lua_State *L) { + View *view = obj_ref_check(L, 1, "vis.window.cursor"); + if (!view) + return 0; + if (lua_isstring(L, 2)) { + const char *key = lua_tostring(L, 2); + if (strcmp(key, "pos") == 0) { + size_t pos = luaL_checkunsigned(L, 3); + view_cursor_to(view, pos); + return 0; + } + } + return newindex_common(L); +} + +static const struct luaL_Reg window_cursor_funcs[] = { + { "__index", window_cursor_index }, + { "__newindex", window_cursor_newindex }, + { NULL, NULL }, +}; + static int file_index(lua_State *L) { File *file = obj_ref_check(L, 1, "vis.file"); if (!file) { @@ -522,6 +576,8 @@ void vis_lua_start(Vis *vis) { luaL_setfuncs(L, file_lines_funcs, 0); luaL_newmetatable(L, "vis.window"); luaL_setfuncs(L, window_funcs, 0); + luaL_newmetatable(L, "vis.window.cursor"); + luaL_setfuncs(L, window_cursor_funcs, 0); /* vis module table with up value as the C pointer */ luaL_newlibtable(L, vis_lua); lua_pushlightuserdata(L, vis); @@ -576,6 +632,7 @@ void vis_lua_win_close(Vis *vis, Win *win) { obj_ref_new(L, win, "vis.window"); lua_pcall(L, 1, 0, 0); } + obj_ref_free(L, win->view); obj_ref_free(L, win); lua_pop(L, 1); } |