Convert the main menu screen to lua lol

1 files changed, 61 insertions, 0 deletions

diff --git a/lib/luavgl/examples/group.lua b/lib/luavgl/examples/group.lua
new file mode 100644
index 00000000..f80dd325
--- /dev/null
+++ b/lib/luavgl/examples/group.lua
@@ -0,0 +1,61 @@
+local function group_example()
+    local g = lvgl.group.create()
+    g:set_default()
+
+    -- for demo purpose, set all indev to use this group
+    local indev = nil
+    while true do
+        indev = lvgl.indev.get_next(indev)
+        if not indev then break end
+
+        local t = indev:get_type()
+        if t == 2 or t == 4 then
+            indev:set_group(g)
+        end
+    end
+
+    local style = lvgl.Style({
+            border_width = 5,
+            border_color = "#a00",
+        })
+
+    local root = lvgl.Object(nil, {
+            w = lvgl.PCT(100),
+            h = lvgl.PCT(100),
+            align = lvgl.ALIGN.CENTER,
+            bg_color = "#aaa",
+            flex = {
+                flex_direction = "row",
+                flex_wrap = "wrap"
+            }
+        })
+
+    root:add_style(style, lvgl.STATE.FOCUSED)
+
+    for _ = 1, 5 do
+        local obj = root:Object({
+                w = lvgl.PCT(50),
+                h = lvgl.PCT(50),
+                bg_color = "#555",
+            })
+
+        obj:add_style(style, lvgl.STATE.FOCUSED)
+
+        obj:onClicked(function(obj, code)
+            print("clicked: ", obj)
+        end)
+
+        obj:onevent(lvgl.EVENT.FOCUSED, function(obj, code)
+            print("focused: ", obj)
+            obj:scroll_to_view(true)
+        end)
+
+        obj:onevent(lvgl.EVENT.DEFOCUSED, function(obj, code)
+            print("defocused: ", obj)
+        end)
+
+        g:add_obj(obj)
+    end
+end
+
+group_example()