tab management

Scripts/Tab.gd

@@ -0,0 +1,65 @@
+class_name Tab
+extends Control
+
+signal tab_pressed
+signal tab_closed
+
+@onready var gradient_texture: TextureRect = $GradientTexture
+@onready var button: Button = $Button
+@onready var close_button: Button = $CloseButton
+
+const TAB_GRADIENT: GradientTexture2D = preload("res://Scenes/Styles/TabGradient.tres")
+const TAB_GRADIENT_DEFAULT: GradientTexture2D = preload("res://Scenes/Styles/TabGradientDefault.tres")
+const TAB_GRADIENT_INACTIVE: GradientTexture2D = preload("res://Scenes/Styles/TabGradientInactive.tres")
+
+const TAB_HOVER: StyleBoxFlat = preload("res://Scenes/Styles/TabHover.tres")
+const TAB_DEFAULT: StyleBoxFlat = preload("res://Scenes/Styles/TabDefault.tres")
+const CLOSE_BUTTON_HOVER: StyleBoxFlat = preload("res://Scenes/Styles/CloseButtonHover.tres")
+const CLOSE_BUTTON_NORMAL: StyleBoxFlat = preload("res://Scenes/Styles/CloseButtonNormal.tres")
+
+var is_active := false
+var mouse_over_tab := false
+
+func _ready():
+	add_to_group("tabs")
+	gradient_texture.texture = gradient_texture.texture.duplicate()
+	gradient_texture.texture.gradient = gradient_texture.texture.gradient.duplicate()
+
+func _process(_delta):
+	# NOTE: probably very inefficient
+	if mouse_over_tab:
+		var mouse_pos = get_global_mouse_position()
+		var close_button_rect = Rect2(close_button.global_position, close_button.size * close_button.scale)
+		
+		if close_button_rect.has_point(mouse_pos):
+			close_button.add_theme_stylebox_override("normal", CLOSE_BUTTON_HOVER)
+		else:
+			close_button.add_theme_stylebox_override("normal", CLOSE_BUTTON_NORMAL)
+
+func _on_button_mouse_entered() -> void:
+	mouse_over_tab = true
+	if is_active: return
+	gradient_texture.texture = TAB_GRADIENT_INACTIVE
+
+func _on_button_mouse_exited() -> void:
+	mouse_over_tab = false
+	if is_active: return
+	gradient_texture.texture = TAB_GRADIENT_DEFAULT
+
+func _exit_tree():
+	remove_from_group("tabs")
+
+func _on_button_pressed() -> void:
+	# Check if click was on close button area
+	var mouse_pos = get_global_mouse_position()
+	var close_button_rect = Rect2(close_button.global_position, close_button.size * close_button.scale)
+	
+	if close_button_rect.has_point(mouse_pos):
+		_on_close_button_pressed()
+	else:
+		# Handle tab button click
+		tab_pressed.emit()
+
+func _on_close_button_pressed() -> void:
+	tab_closed.emit()
+	queue_free()