Initial commit

Half-baked state. Most of the UI is mostly done, but the integration
with Grist (or any other data provider) is still missing.

tara_popup.tscn

@@ -0,0 +1,52 @@
+[gd_scene load_steps=4 format=3 uid="uid://y8m21s8i3e6s"]
+
+[ext_resource type="Script" uid="uid://brc0hdgbpm3dt" path="res://tara_popup.gd" id="1_fdrm8"]
+[ext_resource type="Script" uid="uid://ddxnad3eeveng" path="res://addons/onscreenkeyboard/onscreen_keyboard.gd" id="1_u4877"]
+[ext_resource type="Texture2D" uid="uid://ckwwdmfbfdeqk" path="res://icon.svg" id="3_huwoq"]
+
+[node name="PopupPanel" type="PopupPanel"]
+transparent_bg = false
+size = Vector2i(332, 214)
+visible = true
+transparent = false
+script = ExtResource("1_fdrm8")
+
+[node name="VBoxContainer" type="VBoxContainer" parent="."]
+offset_left = 4.0
+offset_top = 4.0
+offset_right = 328.0
+offset_bottom = 210.0
+
+[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer"]
+layout_mode = 2
+
+[node name="LineEdit" type="LineEdit" parent="VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 3
+alignment = 2
+virtual_keyboard_type = 2
+select_all_on_focus = true
+
+[node name="Label" type="Label" parent="VBoxContainer/HBoxContainer"]
+layout_mode = 2
+size_flags_horizontal = 8
+text = "g"
+
+[node name="OnscreenKeyboard" type="PanelContainer" parent="VBoxContainer"]
+unique_name_in_owner = true
+visible = false
+layout_mode = 2
+script = ExtResource("1_u4877")
+auto_show = false
+animate = false
+custom_layout_file = "res://keyboard_layout_num_custom.json"
+font_size = 40
+metadata/_custom_type_script = "uid://ddxnad3eeveng"
+
+[node name="Button" type="Button" parent="VBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+text = "Waage"
+icon = ExtResource("3_huwoq")
+expand_icon = true