init

addons/script-ide/tabbar/custom_tab.gd

@@ -0,0 +1,85 @@
+@tool
+extends Button
+
+signal close_pressed
+signal right_clicked
+signal dragged_over
+signal dropped(source_index: int, target_index: int)
+
+var close_button: Button
+
+func _ready() -> void:
+	icon_alignment = HORIZONTAL_ALIGNMENT_LEFT
+	alignment = HORIZONTAL_ALIGNMENT_LEFT
+	action_mode = ACTION_MODE_BUTTON_PRESS
+	auto_translate_mode = Node.AUTO_TRANSLATE_MODE_DISABLED
+	toggle_mode = true
+
+func show_close_button():
+	if (close_button == null):
+		close_button = create_close_button()
+
+	add_child(close_button)
+	close_button.set_anchors_and_offsets_preset(Control.PRESET_CENTER_RIGHT)
+
+func hide_close_button():
+	if (close_button != null):
+		remove_child(close_button)
+
+func create_close_button() -> Button:
+	close_button = Button.new()
+	close_button.icon = EditorInterface.get_editor_theme().get_icon(&"Close", &"EditorIcons")
+	close_button.flat = true
+	close_button.focus_mode = Control.FOCUS_NONE
+	close_button.pressed.connect(on_close_pressed)
+
+	return close_button
+
+func _gui_input(event: InputEvent) -> void:
+	if event is InputEventMouseButton && event.pressed:
+		if event.button_index == MOUSE_BUTTON_MIDDLE:
+			on_close_pressed()
+		elif (event.button_index == MOUSE_BUTTON_RIGHT):
+			button_pressed = true
+			on_right_click()
+
+func on_right_click():
+	right_clicked.emit()
+
+func on_close_pressed() -> void:
+	close_pressed.emit()
+
+func _get_drag_data(at_position: Vector2) -> Variant:
+	var preview: Button = Button.new()
+	preview.text = text
+	preview.icon = icon
+	preview.icon_alignment = HORIZONTAL_ALIGNMENT_LEFT
+	preview.alignment = HORIZONTAL_ALIGNMENT_LEFT
+	preview.auto_translate_mode = Node.AUTO_TRANSLATE_MODE_DISABLED
+	preview.add_theme_stylebox_override(&"normal", get_theme_stylebox(&"normal"))
+
+	set_drag_preview(preview)
+
+	var drag_data: Dictionary[String, Variant]
+	drag_data["type"] = "script_list_element"
+	drag_data["script_list_element"] = EditorInterface.get_script_editor().get_current_editor()
+	drag_data["index"] = get_index()
+
+	return drag_data
+
+func _can_drop_data(at_position: Vector2, data: Variant) -> bool:
+	if !(data is Dictionary):
+		return false
+
+	var can_drop: bool = data.has("index")
+
+	if (can_drop):
+		dragged_over.emit()
+
+	return can_drop
+
+func _drop_data(at_position: Vector2, data: Variant) -> void:
+	if (!_can_drop_data(at_position, data)):
+		return
+
+	dropped.emit(data["index"], get_index())