VisualEditor: Allow dragging files to create events

addons/dialogic/Editor/Common/side_bar.tscn

@@ -1,8 +1,9 @@
-[gd_scene load_steps=7 format=3 uid="uid://cwe3r2tbh2og1"]
+[gd_scene load_steps=8 format=3 uid="uid://cwe3r2tbh2og1"]
 
 [ext_resource type="Script" uid="uid://myogqmakusx3" path="res://addons/dialogic/Editor/Common/sidebar.gd" id="1_jnq65"]
 [ext_resource type="Texture2D" uid="uid://bff65e82555qr" path="res://addons/dialogic/Editor/Images/Pieces/close-icon.svg" id="2_54pks"]
 [ext_resource type="Texture2D" uid="uid://dx3o2ild56i76" path="res://addons/dialogic/Editor/Images/Pieces/closed-icon.svg" id="2_ilyps"]
+[ext_resource type="Script" uid="uid://4injjcial4s4" path="res://addons/dialogic/Editor/Common/sidebar_resource_tree.gd" id="4_4dik3"]
 
 [sub_resource type="Theme" id="Theme_pn0f4"]
 VBoxContainer/constants/separation = 4
@@ -104,6 +105,7 @@ layout_mode = 2
 [node name="OptionsPopup" type="Popup" parent="VBoxPrimary/Margin/MainVSplit/VBox/HBoxSearchSort/Options"]
 unique_name_in_owner = true
 transparent_bg = true
+oversampling_override = 1.0
 position = Vector2i(890, 65)
 size = Vector2i(165, 101)
 visible = true
@@ -133,6 +135,7 @@ clip_text = true
 selected = 0
 item_count = 4
 popup/item_0/text = "No Grouping"
+popup/item_0/id = 0
 popup/item_1/text = "Type Grouping"
 popup/item_1/id = 1
 popup/item_2/text = "Folder Grouping"
@@ -157,6 +160,7 @@ size_flags_vertical = 3
 allow_rmb_select = true
 hide_root = true
 scroll_horizontal_enabled = false
+script = ExtResource("4_4dik3")
 
 [node name="HBoxContainer" type="HBoxContainer" parent="VBoxPrimary/Margin/MainVSplit/VBox"]
 visible = false
@@ -173,6 +177,7 @@ layout_mode = 2
 size_flags_horizontal = 3
 item_count = 1
 popup/item_0/text = "Alphabetical (All)"
+popup/item_0/id = 0
 
 [node name="ContentListSection" type="VBoxContainer" parent="VBoxPrimary/Margin/MainVSplit"]
 unique_name_in_owner = true

addons/dialogic/Editor/Common/sidebar.gd

@@ -373,6 +373,10 @@ func _on_resources_tree_item_activated() -> void:
 func _on_resources_tree_item_clicked(_pos: Vector2, mouse_button_index: int) -> void:
 	match mouse_button_index:
 		MOUSE_BUTTON_LEFT:
+			while Input.is_mouse_button_pressed(MOUSE_BUTTON_LEFT):
+				if get_viewport().gui_is_dragging():
+					return
+				await get_tree().physics_frame
 			var selected_item := resource_tree.get_selected()
 			if selected_item == null:
 				return

addons/dialogic/Editor/Common/sidebar_resource_tree.gd

@@ -0,0 +1,10 @@
+@tool
+extends Tree
+
+var previous_selected : TreeItem = null
+
+func _get_drag_data(at_position: Vector2) -> Variant:
+	var item := get_item_at_position(at_position)
+	if item.get_metadata(0) and typeof(item.get_metadata(0)) == TYPE_STRING and item.get_metadata(0).begins_with("res://"):
+		return {"files":[item.get_metadata(0)]}
+	return null

addons/dialogic/Editor/Common/sidebar_resource_tree.gd.uid

@@ -0,0 +1 @@
+uid://4injjcial4s4

addons/dialogic/Editor/TimelineEditor/VisualEditor/TimelineArea.gd

@@ -5,7 +5,7 @@ extends ScrollContainer
 # Manages the drawing of the event lines and event dragging.
 
 
-enum DragTypes {NOTHING, NEW_EVENT, EXISTING_EVENTS}
+enum DragTypes {NOTHING, NEW_EVENT, EXISTING_EVENTS, GENERATED_EVENT}
 
 var drag_type: DragTypes = DragTypes.NOTHING
 var drag_data: Variant
@@ -48,7 +48,7 @@ func _input(event:InputEvent) -> void:
 			finish_dragging()
 
 
-func _process(delta:float) -> void:
+func _process(_delta:float) -> void:
 	if !dragging:
 		return
 
@@ -59,9 +59,17 @@ func _process(delta:float) -> void:
 			if get_global_mouse_position().y > child.global_position.y+(child.size.y/2.0):
 				drag_to_position = child.get_index()+1
 				queue_redraw()
+				return
 			else:
 				drag_to_position = child.get_index()
 				queue_redraw()
+				return
+	if get_global_rect().has_point(get_global_mouse_position()):
+		var last_child := %Timeline.get_child(-1)
+		if get_global_mouse_position().y > last_child.global_position.y + last_child.size.y:
+			drag_to_position = %Timeline.get_child_count()
+			queue_redraw()
+			return
 
 
 func finish_dragging() -> void:
@@ -194,7 +202,7 @@ func _draw() -> void:
 #region SPACE BELOW
 ################################################################################
 
-func add_extra_scroll_area_to_timeline(fake_arg:Variant=null) -> void:
+func add_extra_scroll_area_to_timeline(_fake_arg:Variant=null) -> void:
 	if %Timeline.get_children().size() > 4:
 		%Timeline.custom_minimum_size.y = 0
 		%Timeline.size.y = 0

addons/dialogic/Editor/TimelineEditor/VisualEditor/timeline_editor_visual.gd

@@ -343,19 +343,65 @@ func _on_event_block_gui_input(event: InputEvent, item: Node) -> void:
 
 	if len(selected_items) > 0 and event is InputEventMouseMotion:
 		if Input.is_mouse_button_pressed(MOUSE_BUTTON_LEFT):
-			if !%TimelineArea.dragging and !get_viewport().gui_is_dragging() and drag_allowed:
+			if not %TimelineArea.dragging and not get_viewport().gui_is_dragging() and drag_allowed:
 				sort_selection()
 				%TimelineArea.start_dragging(%TimelineArea.DragTypes.EXISTING_EVENTS, selected_items)
 
 
+func _can_drop_data(_at_position: Vector2, data: Variant) -> bool:
+	if %TimelineArea.dragging:
+		return %TimelineArea.drag_type == %TimelineArea.DragTypes.GENERATED_EVENT
+	if typeof(data) == TYPE_DICTIONARY and 'files' in data.keys() and len(data.files) == 1:
+		match data.files[0].get_extension().to_lower():
+			"dch":
+				var chr := load(data.files[0])
+				var resource : DialogicEvent
+				if (chr as DialogicCharacter).portraits.is_empty():
+					resource = DialogicTextEvent.new()
+				else:
+					resource = DialogicCharacterEvent.new()
+				resource._load_custom_defaults()
+				resource.character = chr
+				%TimelineArea.start_dragging(%TimelineArea.DragTypes.GENERATED_EVENT, resource)
+				return true
+			"dtl":
+				var resource := DialogicJumpEvent.new()
+				resource._load_custom_defaults()
+				resource.timeline = load(data.files[0])
+				%TimelineArea.start_dragging(%TimelineArea.DragTypes.GENERATED_EVENT, resource)
+				return true
+			"mp3", "wav", "ogg":
+				var resource := DialogicAudioEvent.new()
+				resource._load_custom_defaults()
+				resource.file_path = data.files[0]
+				%TimelineArea.start_dragging(%TimelineArea.DragTypes.GENERATED_EVENT, resource)
+				return true
+			"png", "jpg", "jpeg":
+				var resource := DialogicBackgroundEvent.new()
+				resource._load_custom_defaults()
+				resource.argument = data.files[0]
+				%TimelineArea.start_dragging(%TimelineArea.DragTypes.GENERATED_EVENT, resource)
+				return true
+			"tscn":
+				var resource := DialogicBackgroundEvent.new()
+				resource._load_custom_defaults()
+				resource.scene = data.files[0]
+				%TimelineArea.start_dragging(%TimelineArea.DragTypes.GENERATED_EVENT, resource)
+				return true
+	return false
+
+
 ## Activated by TimelineArea drag_completed
 func _on_timeline_area_drag_completed(type:int, index:int, data:Variant) -> void:
 	if type == %TimelineArea.DragTypes.NEW_EVENT:
 		var resource: DialogicEvent = data.duplicate()
 		resource._load_custom_defaults()
-
 		add_event_undoable(resource, index)
 
+	elif type == %TimelineArea.DragTypes.GENERATED_EVENT:
+		add_event_undoable(data, index)
+		get_viewport().gui_cancel_drag()
+
 	elif type == %TimelineArea.DragTypes.EXISTING_EVENTS:
 		if not (len(data) == 1 and data[0].get_index()+1 == index):
 			move_blocks_to_index(data, index)

addons/dialogic/Modules/Audio/event_audio.gd

@@ -1,9 +1,9 @@
 @tool
+class_name DialogicAudioEvent
+extends DialogicEvent
 ## Event that can play audio on a channel. The channel can be prededinfed
 ## (with default settings defined in the settings) or created on the spot.
 ## If no channel is given will play as a One-Shot SFX.
-class_name DialogicAudioEvent
-extends DialogicEvent
 
 ### Settings