Refactored a lot of stuff.

Added property lists.
Renamed FileAdapter to FileSystemAdapter.
And more smaller stuff.

images/folder_up.svg

@@ -0,0 +1,149 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="16"
+   height="16"
+   viewBox="0 0 4.2333333 4.2333335"
+   version="1.1"
+   id="svg8"
+   inkscape:version="1.1 (c4e8f9ed74, 2021-05-24)"
+   sodipodi:docname="folder_up.svg"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:dc="http://purl.org/dc/elements/1.1/">
+  <defs
+     id="defs2">
+    <marker
+       style="overflow:visible;"
+       id="Arrow2Send"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow2Send"
+       inkscape:isstock="true">
+      <path
+         transform="scale(0.3) rotate(180) translate(-2.3,0)"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.9730900,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         style="fill-rule:evenodd;fill:context-stroke;stroke-width:0.62500000;stroke-linejoin:round;"
+         id="path1350" />
+    </marker>
+    <marker
+       style="overflow:visible;"
+       id="marker1919"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow2Lend"
+       inkscape:isstock="true">
+      <path
+         transform="scale(1.1) rotate(180) translate(1,0)"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.9730900,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         style="fill-rule:evenodd;fill:context-stroke;stroke-width:0.62500000;stroke-linejoin:round;"
+         id="path1917" />
+    </marker>
+    <marker
+       style="overflow:visible;"
+       id="Arrow2Lend"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow2Lend"
+       inkscape:isstock="true">
+      <path
+         transform="scale(1.1) rotate(180) translate(1,0)"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.9730900,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         style="fill-rule:evenodd;fill:context-stroke;stroke-width:0.62500000;stroke-linejoin:round;"
+         id="path1338" />
+    </marker>
+    <marker
+       style="overflow:visible;"
+       id="Arrow2Mend"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow2Mend"
+       inkscape:isstock="true">
+      <path
+         transform="scale(0.6) rotate(180) translate(0,0)"
+         d="M 8.7185878,4.0337352 L -2.2072895,0.016013256 L 8.7185884,-4.0017078 C 6.9730900,-1.6296469 6.9831476,1.6157441 8.7185878,4.0337352 z "
+         style="fill-rule:evenodd;fill:context-stroke;stroke-width:0.62500000;stroke-linejoin:round;"
+         id="path1344" />
+    </marker>
+    <marker
+       style="overflow:visible;"
+       id="Arrow1Send"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow1Send"
+       inkscape:isstock="true">
+      <path
+         transform="scale(0.2) rotate(180) translate(6,0)"
+         style="fill-rule:evenodd;fill:context-stroke;stroke:context-stroke;stroke-width:1.0pt;"
+         d="M 0.0,0.0 L 5.0,-5.0 L -12.5,0.0 L 5.0,5.0 L 0.0,0.0 z "
+         id="path1332" />
+    </marker>
+    <marker
+       style="overflow:visible;"
+       id="Arrow1Lend"
+       refX="0.0"
+       refY="0.0"
+       orient="auto"
+       inkscape:stockid="Arrow1Lend"
+       inkscape:isstock="true">
+      <path
+         transform="scale(0.8) rotate(180) translate(12.5,0)"
+         style="fill-rule:evenodd;fill:context-stroke;stroke:context-stroke;stroke-width:1.0pt;"
+         d="M 0.0,0.0 L 5.0,-5.0 L -12.5,0.0 L 5.0,5.0 L 0.0,0.0 z "
+         id="path1320" />
+    </marker>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="45.254834"
+     inkscape:cx="7.1484076"
+     inkscape:cy="7.8776115"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     units="px"
+     inkscape:window-width="1920"
+     inkscape:window-height="1052"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:pagecheckerboard="true"
+     inkscape:snap-object-midpoints="false" />
+  <metadata
+     id="metadata5">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(0,-292.76665)">
+    <path
+       style="fill:#f5fffc;fill-opacity:1;stroke:none;stroke-width:0.996038px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 0.38328226,296.66149 1.73338454,-3.55635 1.7333843,3.55635 z"
+       id="path3031"
+       sodipodi:nodetypes="cccc" />
+  </g>
+</svg>

images/folder_up.svg.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/folder_up.svg-097930bffb5edf2a0b4b16cb480291b4.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://addons/de.mewin.gduibasics/images/folder_up.svg"
+dest_files=[ "res://.import/folder_up.svg-097930bffb5edf2a0b4b16cb480291b4.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=true
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

scenes/property_list/header.tscn

@@ -0,0 +1,44 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://addons/de.mewin.gduibasics/scripts/types/misc/constraints/dynamic_grid_constraints.gd" type="Script" id=2]
+[ext_resource path="res://addons/de.mewin.gduibasics/scenes/property_list/scripts/header.gd" type="Script" id=3]
+
+[sub_resource type="StyleBoxFlat" id=1]
+bg_color = Color( 0, 0, 0, 0.627451 )
+corner_radius_top_left = 2
+corner_radius_top_right = 2
+corner_radius_bottom_right = 2
+corner_radius_bottom_left = 2
+
+[node name="header" type="PanelContainer"]
+margin_right = 198.0
+margin_bottom = 22.0
+size_flags_horizontal = 3
+custom_styles/panel = SubResource( 1 )
+script = ExtResource( 3 )
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="header_info" type="HBoxContainer" parent="."]
+margin_right = 198.0
+margin_bottom = 22.0
+alignment = 1
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="texture" type="TextureRect" parent="header_info"]
+margin_left = 70.0
+margin_right = 70.0
+margin_bottom = 22.0
+
+[node name="label" type="Label" parent="header_info"]
+margin_left = 74.0
+margin_right = 128.0
+margin_bottom = 22.0
+text = "Header"
+
+[node name="constraints" type="Node" parent="."]
+script = ExtResource( 2 )
+colspan = 2

scenes/property_list/property_label.tscn

@@ -0,0 +1,21 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://addons/de.mewin.gduibasics/scenes/property_list/scripts/property_label.gd" type="Script" id=1]
+
+[node name="property_label" type="HBoxContainer"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+size_flags_horizontal = 3
+script = ExtResource( 1 )
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="texture" type="TextureRect" parent="."]
+margin_bottom = 600.0
+
+[node name="label" type="Label" parent="."]
+margin_left = 4.0
+margin_top = 289.0
+margin_right = 12.0
+margin_bottom = 311.0

scenes/property_list/scripts/header.gd

@@ -0,0 +1,19 @@
+extends Control
+
+var label := "" setget _set_label, _get_label
+var texture : Texture = null setget _set_texture, _get_texture
+
+#####################
+# setters & getters #
+#####################
+func _set_label(label_ : String) -> void:
+	$header_info/label.text = label_
+
+func _get_label() -> String:
+	return $header_info/label.text
+
+func _set_texture(texture_ : Texture) -> void:
+	$header_info/texture.texture = texture_
+
+func _get_texture() -> Texture:
+	return $header_info/texture.texture

scenes/property_list/scripts/property_label.gd

@@ -0,0 +1,19 @@
+extends Control
+
+var label := "" setget _set_label, _get_label
+var texture : Texture = null setget _set_texture, _get_texture
+
+#####################
+# setters & getters #
+#####################
+func _set_label(label_ : String) -> void:
+	$label.text = label_
+
+func _get_label() -> String:
+	return $label.text
+
+func _set_texture(texture_ : Texture) -> void:
+	$texture.texture = texture_
+
+func _get_texture() -> Texture:
+	return $texture.texture

scripts/libs/ui_util.gd

@@ -39,6 +39,18 @@ static func new_item_sorted(tree : Tree, parent : TreeItem, key : String, meta_c
 	new_itm.set_metadata(meta_column, key)
 	return new_itm
 
+static func find_tree_item_with_meta(root : TreeItem, value, column := 0) -> TreeItem:
+	if root == null:
+		return null
+	elif root.get_metadata(column) == value:
+		return root
+	else:
+		var itm := find_tree_item_with_meta(root.get_next(), value, column)
+		if itm != null:
+			return itm
+		itm = find_tree_item_with_meta(root.get_children(), value, column)
+		return itm
+
 static func copy_size(target : Control, source : Control) -> void:
 	target.rect_min_size = source.rect_min_size
 	target.rect_size = source.rect_size

scripts/libs/ux.gd

@@ -16,7 +16,7 @@ static func get_recent_places() -> Array:
 	return GDBSettings.get_value(GDBConstants.SETTING_RECENT_PLACES, [])
 
 static func add_recent_place(place) -> void:
-	if place is UIB_FileAdapter.FileEntry:
+	if place is UIB_FilesystemAdapter.FileEntry:
 		add_recent_place(place._get_path())
 		return
 	
@@ -32,14 +32,14 @@ static func get_favourite_places() -> Array:
 	return GDBSettings.get_value(GDBConstants.SETTING_FAVOURITE_PLACES, [])
 
 static func is_favourite_place(place) -> bool:
-	if place is UIB_FileAdapter.FileEntry:
+	if place is UIB_FilesystemAdapter.FileEntry:
 		return is_favourite_place(place._get_path())
 	
 	assert(place is String)
 	return GDBSettings.array_has_value(GDBConstants.SETTING_FAVOURITE_PLACES, place)
 
 static func add_favourite_place(place) -> void:
-	if place is UIB_FileAdapter.FileEntry:
+	if place is UIB_FilesystemAdapter.FileEntry:
 		add_favourite_place(place._get_path())
 		return
 	
@@ -52,7 +52,7 @@ static func add_favourite_place(place) -> void:
 		__get_state().emit_signal("favourite_places_changed")
 
 static func remove_favourite_place(place) -> void:
-	if place is UIB_FileAdapter.FileEntry:
+	if place is UIB_FilesystemAdapter.FileEntry:
 		remove_favourite_place(place._get_path())
 		return
 	

scripts/types/controls/dynamic_grid_container.gd

@@ -4,19 +4,51 @@ extends Container
 class_name UIB_DynamicGridContainer
 
 var __DEFAULT_CONSTRAINTS = UIB_DynamicGridConstraints.new()
+const __META_CONSTRAINTS = "__uib_dynamic_grind_constraints__"
 
 export(int, 1, 100) var columns := 1 setget _set_columns
 
+#############
+# overrides #
+#############
 func _notification(what):
 	if what == NOTIFICATION_SORT_CHILDREN:
 		__sort_children()
 
-func __get_constraints(node : Node) -> UIB_DynamicGridConstraints:
+################
+# overridables #
+################
+func _get_constraints(node : Node) -> UIB_DynamicGridConstraints:
+	var constraints := get_existing_constraints(node)
+	return constraints if constraints else __DEFAULT_CONSTRAINTS
+
+################
+# public stuff #
+################
+static func get_existing_constraints(node : Node) -> UIB_DynamicGridConstraints:
+	if node.has_meta(__META_CONSTRAINTS):
+		return node.get_meta(__META_CONSTRAINTS).object
+	
 	for child in node.get_children():
 		if child is UIB_DynamicGridConstraints:
 			return child
-	return __DEFAULT_CONSTRAINTS
+	return null
 
+static func get_constraints(node : Node) -> UIB_DynamicGridConstraints:
+	var constraints := get_existing_constraints(node)
+	if constraints != null:
+		return constraints
+	
+	if !node.has_meta(__META_CONSTRAINTS):
+		var wrapper := GDB_ReferenceWrapper.new()
+		wrapper.object = UIB_DynamicGridConstraints.new()
+		node.set_meta(__META_CONSTRAINTS, wrapper)
+	
+	return node.get_meta(__META_CONSTRAINTS).object
+
+#################
+# private stuff #
+#################
 func __sort_children():
 	var column_widths := []
 	var column_expand := []
@@ -32,7 +64,7 @@ func __sort_children():
 	for child in get_children():
 		if !child is Control || !child.visible:
 			continue
-		var constraints := __get_constraints(child)
+		var constraints := _get_constraints(child)
 		
 		if col + constraints.colspan > columns:
 			col = 0
@@ -67,7 +99,7 @@ func __sort_children():
 		var row_height := 0.0
 		col = 0
 		for child in row:
-			var constraints := __get_constraints(child)
+			var constraints := _get_constraints(child)
 			child.rect_position = pos
 			
 			var width := 0.0
@@ -89,6 +121,9 @@ func __sort_children():
 		pos.x = 0.0
 	rect_min_size.y = pos.y
 
+###########
+# setters #
+###########
 func _set_columns(value : int):
 	if value != columns:
 		columns = value

scripts/types/controls/entity_tree.gd

@@ -0,0 +1,116 @@
+extends Tree
+
+class_name UIB_EntityTree
+
+export(Array, String) var column_ids := [].duplicate()
+export(Array, String) var column_titles := [].duplicate()
+export(NodePath) var selected_entity_adapter := ""
+
+onready var __selected_entity_adapter := get_node_or_null(selected_entity_adapter) as GDB_DataAdapter
+
+#############
+# overrides #
+#############
+func _ready():
+	create_item() # invisible root
+	hide_root = true
+	columns = column_ids.size()
+	select_mode = SELECT_ROW
+	set_column_titles_visible(true)
+	
+	for col in range(min(columns, column_titles.size())):
+		set_column_title(col, column_titles[col])
+	
+	connect("item_selected", self, "_on_item_selected")
+	if __selected_entity_adapter != null:
+		__selected_entity_adapter.connect("data_changed", self, "_on_selected_entity_adapter_data_changed")
+
+################
+# public stuff #
+################
+func add_entity(entity : Object) -> void:
+	if !GDB_Entity.is_valid_entity(entity):
+		printerr("UIB_EntityTree: attempted to add invalid entity")
+		return
+	
+	var itm := create_item()
+	itm.set_metadata(0, entity)
+	var col := 0
+	for id in column_ids:
+		var prop : Object = entity.get_property_by_id(id)
+		
+		if prop == null:
+			col += 1
+			continue
+		
+		itm.set_text(col, GDB_Property.get_prop_value_as_string(prop))
+		col += 1
+		
+		GDBUtility.try_connect(prop, "value_changed", self, "_on_property_value_changed", [entity, id])
+
+func select_entity(entity : Object) -> void:
+	if entity == null:
+		return # TODO: unselect?
+	var itm := __item_from_entity(entity)
+	if itm == null:
+		return # TODO: unselect?
+	itm.select(0)
+
+func get_selected_entity() -> Object:
+	var entities := get_selected_entities()
+	if !entities.empty():
+		return entities[0]
+	return null
+
+func get_selected_entities() -> Array: # n/a yet
+	var entities := []
+	var itm := get_selected()
+	
+	while itm != null:
+		var entity_ := __entity_from_item(itm)
+		if entity_ != null:
+			entities.append(entity_)
+		itm = get_next_selected(itm)
+	return entities
+
+#################
+# private stuff #
+#################
+func __entity_from_item(itm : TreeItem) -> Object:
+	return itm.get_metadata(0) as Object
+
+func __item_from_entity(entity : Object) -> TreeItem:
+	return GDBUIUtility.find_tree_item_with_meta(get_root(), entity)
+
+func __update_row(entity : Object, column := ""):
+	if column == "":
+		for col in column_ids:
+			if col != "":
+				__update_row(entity, col)
+		return
+	
+	var itm := __item_from_entity(entity)
+	var col_idx := column_ids.find(column)
+	
+	if itm == null || col_idx < 0:
+		return
+	
+	var prop := entity.get_property_by_id(column) as Object
+	if prop == null:
+		return
+	
+	itm.set_text(col_idx, GDB_Property.get_prop_value_as_string(prop))
+
+############
+# handlers #
+############
+func _on_item_selected() -> void:
+	if __selected_entity_adapter != null:
+		__selected_entity_adapter.data = get_selected_entity()
+
+func _on_selected_entity_adapter_data_changed() -> void:
+	if __selected_entity_adapter.data != get_selected_entity():
+		select_entity(__selected_entity_adapter.data)
+
+func _on_property_value_changed(entity : Object, property_id : String) -> void:
+	__update_row(entity, property_id)

scripts/types/controls/file_list.gd

@@ -46,7 +46,9 @@ class DetailsColumnType:
 	func _get_name() -> String:
 		return tr("Type")
 	func _get_value(entry) -> String:
-		if entry._is_folder():
+		if entry._is_link():
+			return tr("Link")
+		elif entry._is_folder():
 			return tr("Folder")
 		else:
 			return tr("File")
@@ -82,7 +84,7 @@ class DetailsColumnModifiedTime:
 		return entry0._get_modified_time() < entry1._get_modified_time()
 
 class __ParentFolderEntry:
-	extends UIB_FileAdapter.FileEntry
+	extends UIB_FilesystemAdapter.FileEntry
 	
 	var real_entry
 	
@@ -99,11 +101,12 @@ const CHECKBOX_COLUMN_WIDTH = 25
 
 export(ViewMode) var view_mode = ViewMode.DETAILS setget _set_view_mode
 export(Checkable) var checkable = Checkable.NONE setget _set_checkable
+export(NodePath) var folder_adapter := ""
 export var allow_navigation := true
 export var show_up_entry := true
-var adapter : UIB_FileAdapter setget _set_adapter
+var adapter : UIB_FilesystemAdapter setget _set_adapter
 var filter : UIB_FileFilter setget _set_filter
-var current_folder : UIB_FileAdapter.FileEntry setget _set_current_folder
+var current_folder : UIB_FilesystemAdapter.FileEntry setget _set_current_folder
 var details_columns := [
 	DetailsColumnName.new(),
 	DetailsColumnType.new(),
@@ -113,13 +116,14 @@ var details_columns := [
 var __special_columns := []
 var __sort_column := 0
 var __sort_reverse := false
+onready var __folder_adapter := get_node_or_null(folder_adapter) as GDB_DataAdapter
 
 func _ready():
 	hide_root = true
 	select_mode = Tree.SELECT_ROW
 	
 	if adapter == null:
-		adapter = UIB_LocalFileAdapter.new()
+		adapter = UIB_LocalFilesystemAdapter.new()
 	
 	if current_folder == null:
 		current_folder = adapter._get_root()
@@ -130,6 +134,13 @@ func _ready():
 	connect("item_selected", self, "_on_item_selected")
 	connect("column_title_pressed", self, "_on_column_title_pressed")
 	
+	if __folder_adapter != null:
+		__folder_adapter.connect("data_changed", self, "_on_folder_adapter_data_changed")
+		if __folder_adapter.data:
+			_set_current_folder(__folder_adapter.data)
+		else:
+			__folder_adapter.data = current_folder
+
 #################
 # private stuff #
 #################
@@ -213,7 +224,7 @@ func _set_view_mode(value):
 		view_mode = value
 		__update_entries()
 
-func _set_adapter(value : UIB_FileAdapter):
+func _set_adapter(value : UIB_FilesystemAdapter):
 	if value != adapter:
 		adapter = value
 		__update_entries()
@@ -223,11 +234,13 @@ func _set_filter(value : UIB_FileFilter):
 		filter = value
 		__update_entries()
 
-func _set_current_folder(value : UIB_FileAdapter.FileEntry):
+func _set_current_folder(value : UIB_FilesystemAdapter.FileEntry):
 	if value != current_folder:
 		current_folder = value
 		emit_signal("current_folder_changed")
 		__update_entries()
+		if __folder_adapter != null:
+			__folder_adapter.data = current_folder
 
 func _set_checkable(value):
 	if value != checkable:
@@ -272,6 +285,9 @@ func _on_column_title_pressed(idx : int):
 		__sort_reverse = false
 	__update_entries()
 
+func _on_folder_adapter_data_changed() -> void:
+	_set_current_folder(__folder_adapter.data)
+
 ###########
 # signals #
 ###########

scripts/types/controls/folder_default_button.gd

@@ -0,0 +1,81 @@
+extends ToolButton
+
+class_name UIB_FolderDefaultButton
+
+enum Type {
+	FOLDER_UP,
+	FAVOURITE
+}
+
+export(Type) var type := Type.FAVOURITE
+export(NodePath) var folder_adapter := ""
+export(Texture) var icon_active : Texture = null
+
+var current_folder : UIB_FilesystemAdapter.FileEntry = null
+
+onready var __folder_adapter := get_node_or_null(folder_adapter) as GDB_DataAdapter
+onready var __icon_inactive = icon
+
+#############
+# overrides #
+#############
+func _ready() -> void:
+	if __folder_adapter == null:
+		printerr("This UIB_FolderDefaultButton is missing a folder_adapter, it will do nothing.")
+		disabled = true
+		return
+	
+	if __folder_adapter.data:
+		__set_current_folder(__folder_adapter.data)
+	
+	__update_disabled()
+	
+	__folder_adapter.connect("data_changed", self, "_on_folder_adapter_data_changed")
+	GDBUX.connect_static("favourite_places_changed", self, "_on_favourite_places_changed")
+
+func _pressed() -> void:
+	match type:
+		Type.FOLDER_UP:
+			__set_current_folder(current_folder._get_parent())
+		Type.FAVOURITE:
+			if GDBUX.is_favourite_place(current_folder):
+				GDBUX.remove_favourite_place(current_folder)
+			else:
+				GDBUX.add_favourite_place(current_folder)
+
+#################
+# private stuff #
+#################
+func __set_current_folder(value : UIB_FilesystemAdapter.FileEntry) -> void:
+	if value != current_folder:
+		current_folder = value
+		__folder_adapter.data = current_folder
+		__update_disabled()
+		__update_icon()
+
+func __update_disabled() -> void:
+	if current_folder == null:
+		disabled = true
+		return
+	
+	match type:
+		Type.FOLDER_UP:
+			disabled = (current_folder._get_parent() == null)
+		Type.FAVOURITE:
+			disabled = false
+
+func __update_icon():
+	if type == Type.FAVOURITE:
+		if GDBUX.is_favourite_place(current_folder):
+			icon = icon_active
+		else:
+			icon = __icon_inactive
+
+############
+# handlers #
+############
+func _on_folder_adapter_data_changed() -> void:
+	__set_current_folder(__folder_adapter.data)
+
+func _on_favourite_places_changed() -> void:
+	__update_icon()

scripts/types/controls/folder_edit.gd

@@ -2,9 +2,13 @@ extends LineEdit
 
 class_name UIB_FolderEdit
 
+export(NodePath) var folder_adapter := ""
+
 var suggestion_popup := UIB_SuggestionPopup.new()
-var adapter : UIB_FileAdapter
+var adapter : UIB_FilesystemAdapter
-var current_folder : UIB_FileAdapter.FileEntry setget _set_current_folder
+var current_folder : UIB_FilesystemAdapter.FileEntry setget _set_current_folder
+
+onready var __folder_adapter := get_node_or_null(folder_adapter) as GDB_DataAdapter
 
 #############
 # overrides #
@@ -14,6 +18,16 @@ func _ready():
 	connect("text_changed", self, "_on_text_changed")
 	connect("text_entered", self, "_on_text_entered")
 	
+	if adapter == null:
+		adapter = UIB_LocalFilesystemAdapter.new()
+	
+	if __folder_adapter:
+		__folder_adapter.connect("data_changed", self, "_on_folder_adapter_data_changed")
+		if __folder_adapter.data:
+			_set_current_folder(__folder_adapter.data)
+		else:
+			__folder_adapter.data = current_folder
+
 #################
 # private stuff #
 #################
@@ -59,6 +73,8 @@ func _set_current_folder(value):
 		current_folder = value
 		text = current_folder._get_path()
 		emit_signal("current_folder_changed")
+		if __folder_adapter != null:
+			__folder_adapter.data = current_folder
 
 ############
 # handlers #
@@ -73,6 +89,9 @@ func _on_suggestion_accepted(suggestion):
 	__update_current_folder()
 	__update_suggestions()
 
+func _on_folder_adapter_data_changed() -> void:
+	_set_current_folder(__folder_adapter.data)
+
 ###########
 # signals #
 ###########

scripts/types/controls/folder_sync.gd

@@ -13,9 +13,9 @@ export(DefaultFolder) var default_folder = DefaultFolder.HOME
 export(NodePath) var folder_up_action
 export(NodePath) var folder_favourite_action
 export var custom_default_folder := ""
-var adapter : UIB_FileAdapter = UIB_LocalFileAdapter.new()
+var adapter : UIB_FilesystemAdapter = UIB_LocalFilesystemAdapter.new()
 
-var current_folder : UIB_FileAdapter.FileEntry setget set_current_folder
+var current_folder : UIB_FilesystemAdapter.FileEntry setget set_current_folder
 var __folder_up_action : UIB_SimpleAction
 var __folder_favourite_action : UIB_SimpleAction
 var __nodes := []

scripts/types/controls/places_list.gd

@@ -18,17 +18,16 @@ class __DefaultItem:
 		icon = icon_
 		label = label_
 
-var __DEFAULT_ITEMS := [
-	__DefaultItem.new(GDBFsUtil.get_home_folder(), preload("res://addons/de.mewin.gduibasics/images/home32.svg"), tr("Home"))
-]
-
 export(Mode) var mode = Mode.DEFAULT setget _set_mode
 export(Array, String) var places := [] setget _set_places
 export(Array, Texture) var icons := []
 export(Array, String) var names := []
+export(NodePath) var folder_adapter := ""
 
-var adapter : UIB_FileAdapter
+var adapter : UIB_FilesystemAdapter
-var current_folder : UIB_FileAdapter.FileEntry setget _set_current_folder
+var current_folder : UIB_FilesystemAdapter.FileEntry setget _set_current_folder
+
+onready var __folder_adapter := get_node_or_null(folder_adapter) as GDB_DataAdapter
 
 #############
 # overrides #
@@ -36,6 +35,16 @@ var current_folder : UIB_FileAdapter.FileEntry setget _set_current_folder
 func _ready():
 	call_deferred("__update_items")
 	
+	if adapter == null:
+		adapter = UIB_LocalFilesystemAdapter.new()
+	
+	if __folder_adapter:
+		__folder_adapter.connect("data_changed", self, "_on_folder_adapter_data_changed")
+		if __folder_adapter.data:
+			_set_current_folder(__folder_adapter.data)
+		else:
+			__folder_adapter.data = current_folder
+	
 	connect("item_activated", self, "_on_item_activated")
 	GDBUX.connect_static("favourite_places_changed", self, "_on_favourite_places_changed")
 
@@ -44,8 +53,6 @@ func _ready():
 #################
 func __update_items():
 	clear()
-	if !adapter:
-		return
 	
 	match mode:
 		Mode.DEFAULT:
@@ -54,7 +61,7 @@ func __update_items():
 			__add_custom_places()
 
 func __add_default_places():
-	for default_place in __DEFAULT_ITEMS:
+	for default_place in __get_default_places():
 		var folder := adapter._get_file(default_place.place)
 		if !folder || !folder._is_folder():
 			continue
@@ -75,7 +82,7 @@ func __add_custom_places():
 		var icon : Texture = icons[i] if i < icons.size() else null
 		__add_place(folder, icon, label)
 
-func __add_place(folder : UIB_FileAdapter.FileEntry, icon : Texture, label := ""):
+func __add_place(folder : UIB_FilesystemAdapter.FileEntry, icon : Texture, label := ""):
 	if !icon:
 		icon = preload("res://addons/de.mewin.gduibasics/images/folder32.svg")
 	if !label:
@@ -89,6 +96,14 @@ func __select_current_folder():
 		if get_item_metadata(i)._get_path() == current_folder._get_path():
 			select(i)
 
+func __get_default_places() -> Array:
+	var places := [
+		__DefaultItem.new(GDBFsUtil.get_home_folder(), preload("res://addons/de.mewin.gduibasics/images/home32.svg"), tr("Home"))
+	]
+	for special_folder in GDBFsUtil.get_special_folders():
+		places.append(__DefaultItem.new(special_folder.path, preload("res://addons/de.mewin.gduibasics/images/folder32.svg"), special_folder.name))
+	return places
+
 ###########
 # setters #
 ###########
@@ -106,6 +121,8 @@ func _set_current_folder(value):
 	if value != current_folder:
 		current_folder = value
 		emit_signal("current_folder_changed")
+		if __folder_adapter:
+			__folder_adapter.data = current_folder
 
 ############
 # handlers #
@@ -116,6 +133,10 @@ func _on_item_activated(idx):
 func _on_favourite_places_changed():
 	if mode == Mode.DEFAULT:
 		__update_items()
+
+func _on_folder_adapter_data_changed() -> void:
+	_set_current_folder(__folder_adapter.data)
+
 ###########
 # signals #
 ###########

scripts/types/controls/property_check_box.gd

@@ -0,0 +1,51 @@
+extends CheckBox
+
+class_name UIB_PropertyCheckBox
+
+var property : Object = null setget _set_property
+
+#############
+# overrides #
+#############
+func _pressed() -> void:
+	if property == null:
+		return
+	property.set_value(pressed)
+
+#################
+# private stuff #
+#################
+func __init_property() -> void:
+	text = __text_from_property()
+	pressed = property.get_value() if property != null else false
+	disabled = (property == null)
+	
+	if property != null:
+		GDBUtility.try_connect(property, "value_changed", self, "_on_property_value_changed")
+
+func __text_from_property() -> String:
+	if property == null:
+		return ""
+	return property.get_name()
+
+###########
+# setters #
+###########
+func _set_property(property_ : Object) -> void:
+	if property_ != null && (!GDB_Property.is_valid_property(property_) || property_.get_type() != TYPE_BOOL):
+		printerr("Attempting to set invalid property in UIB_PropertyCheckBox.")
+		return
+	
+	if property_ != property:
+		if property:
+			GDBUtility.disconnect_all(property, self)
+		property = property_
+		__init_property()
+
+############
+# handlers #
+############
+func _on_property_value_changed() -> void:
+	var value = property.get_value()
+	if value != pressed:
+		pressed = value

scripts/types/controls/property_list.gd

@@ -0,0 +1,169 @@
+extends UIB_DynamicGridContainer
+
+class_name UIB_PropertyList
+
+export(NodePath) var entity_adapter := ""
+
+var entity : Object = null setget _set_entity
+var _properties := [].duplicate()
+var __controls_per_property := [].duplicate()
+onready var __entity_adapter := get_node_or_null(entity_adapter) as GDB_DataAdapter
+
+#############
+# overrides #
+#############
+func _ready() -> void:
+	self.columns = 2
+	
+	if __entity_adapter != null:
+		__entity_adapter.connect("data_changed", self, "_on_entity_adapter_data_changed")
+
+################
+# overridables #
+################
+func _make_controls(property : Object) -> Array:
+	match property.get_type():
+		GDB_Property.TYPE_HEADER:
+			return _make_header(property)
+		TYPE_INT, TYPE_REAL, TYPE_STRING:
+			return _make_controls_simple(property)
+		TYPE_BOOL:
+			return _make_controls_bool(property)
+		_:
+			return []
+
+func _make_header(property : Object) -> Array:
+	assert(property.get_type() == GDB_Property.TYPE_HEADER)
+	var header := preload("res://addons/de.mewin.gduibasics/scenes/property_list/header.tscn").instance()
+	header.label = property.get_name()
+	header.texture = GDB_Property.get_prop_icon(property)
+	get_constraints(header).colspan = self.columns
+	return [header]
+
+func _make_controls_simple(property : Object) -> Array:
+	var label := preload("res://addons/de.mewin.gduibasics/scenes/property_list/property_label.tscn").instance()
+	label.label = property.get_name()
+	label.texture = GDB_Property.get_prop_icon(property)
+	
+	var edit := UIB_SimplePropertyEdit.new()
+	edit.property = property
+	edit.size_flags_horizontal |= SIZE_EXPAND
+	
+	return [
+		label, edit
+	]
+
+func _make_controls_bool(property : Object) -> Array:
+	var checkbox := UIB_PropertyCheckBox.new()
+	checkbox.property = property
+	checkbox.size_flags_horizontal |= SIZE_EXPAND
+	get_constraints(checkbox).colspan = self.columns
+	return [
+		checkbox
+	]
+
+################
+# public stuff #
+################
+func add_property(property : Object, insert_before := -1) -> void: # no type to allow ducktyping
+	if find_property(property) >= 0:
+		return
+	if !GDB_Property.is_valid_property(property):
+		printerr("Attempting to add invalid property object to property list: ", property)
+		return
+	
+	var control_insert_index := -1
+	var insert_index : int
+	
+	if insert_before < 0:
+		insert_index = _properties.size()
+	else:
+		insert_index = min(insert_index, _properties.size())
+		control_insert_index = __find_control_index_before(insert_index)
+	_properties.insert(insert_index, property)
+	
+	# create controls
+	var controls := _make_controls(property)
+	__controls_per_property.insert(insert_index, controls)
+	
+	for control in controls:
+		add_child(control)
+	
+	if control_insert_index >= 0:
+		for control in controls:
+			move_child(control, control_insert_index)
+			control_insert_index += 1
+	
+	emit_signal("property_added", insert_index)
+
+func remove_property(property : Object) -> bool:
+	var index := find_property(property)
+	if index < 0:
+		return false
+	
+	# remove actual property
+	GDBUtility.disconnect_all(property, self)
+	_properties.remove(index)
+	
+	# remove controls
+	for control in __controls_per_property[index]:
+		control.queue_free()
+	__controls_per_property.remove(index)
+	
+	emit_signal("property_removed", property)
+	return true
+
+func find_property(property : Object) -> int:
+	return _properties.find(property)
+
+func clear_properties() -> void:
+	_properties.clear()
+	__controls_per_property.clear()
+	
+	for child in get_children():
+		child.queue_free()
+
+#################
+# private stuff #
+#################
+func __find_control_index_before(index : int) -> int:
+	if index >= __controls_per_property.size():
+		return -1
+	var controls : Array = __controls_per_property[index]
+	if controls.empty():
+		return __find_control_index_before(index + 1)
+	return controls[0].get_position_in_parent()
+
+func __init_entity() -> void:
+	clear_properties()
+	if entity == null:
+		return
+	
+	for property in entity.get_properties():
+		add_property(property)
+
+###########
+# setters #
+###########
+func _set_entity(entity_ : Object) -> void:
+	if entity_ != null && !GDB_Entity.is_valid_entity(entity_):
+		printerr("Attempting to set invalid entity in UIB_PropertyList.")
+		return
+	
+	if entity_ != entity:
+		entity = entity_
+		if __entity_adapter != null:
+			__entity_adapter.data = entity
+		__init_entity()
+
+############
+# handlers #
+############
+func _on_entity_adapter_data_changed() -> void:
+	_set_entity(__entity_adapter.data)
+
+###########
+# signals #
+###########
+signal property_added(index)
+signal property_removed(index)

scripts/types/controls/recent_places_list.gd

@@ -6,6 +6,7 @@ class_name UIB_RecentPlacesList
 # overrides #
 #############
 func _ready():
+	mode = Mode.CUSTOM
 	places = GDBSettings.get_value(GDBConstants.SETTING_RECENT_PLACES, [])
 	
 	GDBSettings.connect_static("setting_changed", self, "_on_setting_changed")

scripts/types/controls/simple_property_edit.gd

@@ -0,0 +1,102 @@
+extends LineEdit
+
+class_name UIB_SimplePropertyEdit
+
+var property : Object = null setget _set_property
+
+var __caret_pos := 0
+var __last_valid_text := ""
+
+#############
+# overrides #
+#############
+func _ready() -> void:
+	connect("text_changed", self, "_on_text_changed")
+
+func _gui_input(event : InputEvent) -> void:
+	__caret_pos = caret_position
+
+#################
+# private stuff #
+#################
+func __init_property() -> void:
+	text = __text_from_property()
+	editable = (property != null)
+	__validate_text()
+	
+	if property != null:
+		GDBUtility.try_connect(property, "value_changed", self, "_on_property_value_changed")
+
+func __text_from_property() -> String:
+	if property == null:
+		return ""
+	match property.get_type():
+		TYPE_INT, TYPE_REAL:
+			return str(property.get_value())
+		TYPE_STRING:
+			return property.get_value()
+		_:
+			printerr("UIB_SimplePropertyEdit: unsupported property type: %s" % GDBUtility.type_name(property.get_type()))
+			return ""
+
+func __text_to_property() -> bool:
+	if property == null:
+		return false
+	var value
+	match property.get_type():
+		TYPE_INT:
+			value = int(text)
+		TYPE_REAL:
+			value = float(text)
+		TYPE_STRING:
+			value = text
+		_:
+			printerr("UIB_SimplePropertyEdit: unsupported property type: %s" % GDBUtility.type_name(property.get_type()))
+			return false
+	if !GDB_Property.is_prop_value_valid(property, value):
+		return false
+	property.set_value(value)
+	return true
+
+func __is_text_valid() -> bool:
+	if property == null:
+		return false
+	match property.get_type():
+		TYPE_INT:
+			return text == "" || text.is_valid_integer()
+		TYPE_REAL:
+			return text == "" || text.is_valid_float()
+	return true
+
+func __validate_text() -> void:
+	if !__is_text_valid() || !__text_to_property():
+		# var old_caret := caret_position
+		text = __last_valid_text
+		caret_position = __caret_pos
+	else:
+		__last_valid_text = text
+
+###########
+# setters #
+###########
+func _set_property(property_ : Object) -> void:
+	if property_ != null && !GDB_Property.is_valid_property(property_):
+		printerr("Attempting to set invalid property in UIB_SimplePropertyEdit.")
+		return
+	
+	if property_ != property:
+		if property:
+			GDBUtility.disconnect_all(property, self)
+		property = property_
+		__init_property()
+
+############
+# handlers #
+############
+func _on_text_changed(new_text : String) -> void:
+	__validate_text()
+
+func _on_property_value_changed() -> void:
+	var new_text := __text_from_property()
+	if new_text != text:
+		text = new_text

scripts/types/misc/filesystem_adapter.gd

@@ -1,6 +1,6 @@
 extends Reference
 
-class_name UIB_FileAdapter
+class_name UIB_FilesystemAdapter
 
 class FileEntry:
 	func _is_folder() -> bool:

scripts/types/misc/local_filesystem_adapter.gd

@@ -1,11 +1,11 @@
-extends UIB_FileAdapter
+extends UIB_FilesystemAdapter
 
-class_name UIB_LocalFileAdapter
+class_name UIB_LocalFilesystemAdapter
 
 var __dir = Directory.new()
 
 class LocalFileEntry:
-	extends UIB_FileAdapter.FileEntry
+	extends UIB_FilesystemAdapter.FileEntry
 	
 	var path : String
 	var is_link : bool
@@ -30,6 +30,7 @@ class LocalFileEntry:
 		if !is_folder:
 			return []
 		var dir := Directory.new()
+		var file := File.new()
 		if dir.open(path + "/") != OK:
 			return []
 		if dir.list_dir_begin(true) != OK:
@@ -59,7 +60,7 @@ class LocalFileEntry:
 			modified_time = __calc_modified_time()
 		return modified_time
 	
-	func _get_parent() -> UIB_FileAdapter.FileEntry:
+	func _get_parent() -> UIB_FilesystemAdapter.FileEntry:
 		var parent_path := path.get_base_dir()
 		if parent_path && parent_path != path:
 			return LocalFileEntry.new(parent_path, false, true)
@@ -97,7 +98,7 @@ func _get_file(path : String) -> FileEntry:
 	else:
 		return null
 
-func _get_root() -> UIB_FileAdapter.FileEntry:
+func _get_root() -> UIB_FilesystemAdapter.FileEntry:
 	return _get_file("/")
 
 func _get_drives() -> Array:

styles/property_list_header.tres

@@ -0,0 +1,8 @@
+[gd_resource type="StyleBoxFlat" format=2]
+
+[resource]
+bg_color = Color( 0, 0, 0, 0.627451 )
+corner_radius_top_left = 2
+corner_radius_top_right = 2
+corner_radius_bottom_right = 2
+corner_radius_bottom_left = 2