test-client-godot/addons/ui_window/ui_window.gd

extends MarginContainer

export(bool)   var is_movable = true
export(bool)   var is_resizable = true
export(bool)   var is_borderless = false
export(String) var title = "Window"
export(Color) var background_color = Color( 1.0, 1.0, 1.0, 1.0 )

export(String) var background_texture = "res://assets/GUI/images/background_test.png"

signal window_clicked( window )

var current_rect_size = Vector2( 0, 0 )
var current_rect_position = Vector2( -1, -1 )
var is_resizing = false
var is_moving = false

func set_mouse_pass_to_children( node ):
    for child in node.get_children():
        set_mouse_pass_to_children( child )
    if node is Control:
        node.mouse_filter = MOUSE_FILTER_PASS
        
#func _ready():
func _enter_tree():
    ###
    # self
    self.size_flags_horizontal = SIZE_EXPAND
    self.size_flags_vertical = SIZE_EXPAND
    
    self.set( "custom_constants/margin_right", 0)
    self.set( "custom_constants/margin_top", 0)
    self.set( "custom_constants/margin_left", 0)
    self.set( "custom_constants/margin_bottom", 0)
    
    
    self.connect ( "gui_input", self, "_on_window_gui_input" )
    ###
    ###
    # Background
    var background
    if not self.has_node( "Background" ):
        background = NinePatchRect.new()
        background.name = "Background"
        var background_image = Image.new()
        if not background_image.load( background_texture ):
            print("Erreur lors du chargement de l'image: "+background_texture )
        background.texture = ImageTexture.new()
        background.texture.create_from_image( background_image )
        background.texture.flags = Texture.FLAG_FILTER | Texture.FLAG_REPEAT
        background.axis_stretch_horizontal = NinePatchRect.AXIS_STRETCH_MODE_TILE
        background.axis_stretch_vertical = NinePatchRect.AXIS_STRETCH_MODE_TILE
        
        background.size_flags_horizontal = SIZE_EXPAND_FILL
        background.size_flags_vertical = SIZE_EXPAND_FILL
        
#        background.rect_clip_content = true
        
#        background.region_rect = Rect2( 0, 0, 0, 0 )
        background.patch_margin_left = 4
        background.patch_margin_top = 32
        background.patch_margin_right = 4
        background.patch_margin_bottom = 4
        
        background.self_modulate = background_color
        
        self.add_child( background )
        background.set_owner( self ) 
        ###
    
    ###
    var v_box_container
    # VBoxContainer
    if not self.has_node( "VBoxContainer" ):
        v_box_container = VBoxContainer.new()
        v_box_container.name = "VBoxContainer"
        v_box_container.size_flags_horizontal = SIZE_EXPAND_FILL
        v_box_container.size_flags_vertical = SIZE_EXPAND_FILL
        self.add_child( v_box_container )
        v_box_container.set_owner( self ) 
        ###
    
    ###
    # Header
    var header
    if not v_box_container.has_node( "Header" ):
        header = MarginContainer.new()
        header.name = "Header"
        header.size_flags_horizontal = SIZE_EXPAND_FILL
        header.size_flags_vertical = SIZE_SHRINK_CENTER
    
        header.set( "custom_constants/margin_right", 0)
        header.set( "custom_constants/margin_top", 4)
        header.set( "custom_constants/margin_left", 4)
        header.set( "custom_constants/margin_bottom", 4)
    
        if is_movable:
            header.mouse_default_cursor_shape = CURSOR_MOVE
        v_box_container.add_child( header )
        header.set_owner( v_box_container ) 
        header.connect ( "gui_input", self, "_on_Header_gui_input" )
        ###    
    ###
    var header_box
    # Header/HBoxContainer
    if not header.has_node( "HBoxContainer" ):
        header_box = HBoxContainer.new()
        header_box.name = "HBoxContainer"
        header_box.size_flags_horizontal = SIZE_EXPAND_FILL
        header_box.size_flags_vertical = SIZE_EXPAND | SIZE_SHRINK_CENTER
        if is_movable:
            header.mouse_default_cursor_shape = CURSOR_MOVE
        header.add_child( header_box )
        header_box.set_owner( header ) 
        ###
    ###
    # Quit
    var quit_button
    if not header_box.has_node( "Quit" ):
        quit_button = TextureButton.new()
        quit_button.name = "Quit"
        quit_button.size_flags_horizontal = SIZE_SHRINK_END
        quit_button.size_flags_vertical = SIZE_SHRINK_CENTER
        
        var tex_quit = ImageTexture.new()
        var img_quit = Image.new()
        img_quit.load( "res://assets/GUI/images/button_quit.png" )
        tex_quit.create_from_image( img_quit )
        quit_button.texture_normal = tex_quit
        
        header_box.add_child( quit_button )
        quit_button.set_owner( header_box ) 
        quit_button.connect ( "pressed", self, "_on_Quit_pressed" )
        ###
    # Close
    var close_button = TextureButton.new()
    if not header_box.has_node( "Close" ):
        close_button = TextureButton.new()
        close_button.name = "Close"
        close_button.size_flags_horizontal = SIZE_SHRINK_END
        close_button.size_flags_vertical = SIZE_SHRINK_CENTER
        
        var tex_close = ImageTexture.new()
        var img_close = Image.new()
        img_close.load( "res://assets/GUI/images/button_close.png" )
        tex_close.create_from_image( img_close )
        close_button.texture_normal = tex_close
        
        header_box.add_child( close_button )
        close_button.set_owner( header_box ) 
        close_button.connect ( "pressed", self, "_on_Close_pressed" )
        ###
    # Open
    var open_button
    if not header_box.has_node( "Open" ):
        open_button = TextureButton.new()
        open_button.name = "Open"
        open_button.size_flags_horizontal = SIZE_SHRINK_END
        open_button.size_flags_vertical = SIZE_SHRINK_CENTER
        
        var tex_open = ImageTexture.new()
        var img_open = Image.new()
        img_open.load( "res://assets/GUI/images/button_open.png" )
        tex_open.create_from_image( img_open )
        open_button.texture_normal = tex_open
        open_button.visible = false
        header_box.add_child( open_button )
        open_button.set_owner( header_box ) 
        open_button.connect ( "pressed", self, "_on_Open_pressed" )
        ###
    ###
    # Title Label
    var title_label
    if not header_box.has_node( "Label" ):
        title_label = Label.new()
        title_label.name = "Label"
        title_label.text = title
        title_label.size_flags_horizontal = SIZE_EXPAND_FILL
        title_label.size_flags_vertical = SIZE_SHRINK_CENTER
        if is_movable:
            title_label.mouse_default_cursor_shape = CURSOR_MOVE
        header_box.add_child( title_label )
        title_label.set_owner( header_box ) 
        ###
    ###
    # Content
    var content
    if not v_box_container.has_node( "Content" ):
        content = MarginContainer.new()
        content.name = "Content"
        content.size_flags_horizontal = SIZE_EXPAND_FILL
        content.size_flags_vertical = SIZE_EXPAND_FILL
        content.set( "custom_constants/margin_right", 8)
        content.set( "custom_constants/margin_top", 8)
        content.set( "custom_constants/margin_left", 8)
        content.set( "custom_constants/margin_bottom", 8)
        v_box_container.add_child( content )
        content.set_owner( v_box_container ) 
        ###   
    ###
    # Footer
    var footer
    if not v_box_container.has_node( "Footer" ):
        footer = MarginContainer.new()
        footer.name = "Footer"
        footer.size_flags_horizontal = SIZE_FILL
        footer.size_flags_vertical = SIZE_FILL
        footer.set( "custom_constants/margin_right", 6)
        footer.set( "custom_constants/margin_top", 2)
        footer.set( "custom_constants/margin_left", 6)
        footer.set( "custom_constants/margin_bottom", 6)
        v_box_container.add_child( footer )
        footer.set_owner( v_box_container ) 
        ###  
    ###
    # Header/HBoxContainer
    var footer_box
    if not footer.has_node( "HBoxContainer" ):
        footer_box = HBoxContainer.new()
        footer_box.name = "HBoxContainer"
        footer_box.size_flags_horizontal = SIZE_FILL
        footer_box.size_flags_vertical = SIZE_FILL
        footer.add_child( footer_box )
        footer_box.set_owner( footer ) 
        ###
    ###
    # Open
    var resize_button
    if not footer_box.has_node( "Resize" ):
        resize_button = TextureButton.new()
        resize_button.name = "Resize"
        resize_button.size_flags_horizontal = SIZE_EXPAND | SIZE_SHRINK_END
        resize_button.size_flags_vertical = SIZE_EXPAND
        
        var tex_resize = ImageTexture.new()
        var img_resize = Image.new()
        img_resize.load( "res://assets/GUI/images/button_resize.png" )
        tex_resize.create_from_image( img_resize )
        resize_button.texture_normal = tex_resize
        resize_button.mouse_default_cursor_shape = CURSOR_FDIAGSIZE
        resize_button.action_mode = Button.ACTION_MODE_BUTTON_PRESS 
        footer_box.add_child( resize_button )
        resize_button.set_owner( footer_box ) 
        resize_button.connect ( "pressed", self, "_on_Resize_pressed" )
        ###
        
    current_rect_size = self.rect_min_size
    
    if is_borderless:
        $Background.region_rect = Rect2( 3, 28+3, 512-6, 512-28-6 ) 
        $VBoxContainer/Header/HBoxContainer/Close.visible = false
        $VBoxContainer/Header/HBoxContainer/Open.visible = false
        $VBoxContainer/Header/HBoxContainer/Quit.visible = false
        $VBoxContainer/Header/HBoxContainer/Label.visible = false
#    else:
#        $Background.region_rect = Rect2( 0, 0, 512, 512 ) 
#        $VBoxContainer/Header/HBoxContainer/Close.visible = true
#        $VBoxContainer/Header/HBoxContainer/Open.visible = false
#        $VBoxContainer/Header/HBoxContainer/Quit.visible = true
#        $VBoxContainer/Header/HBoxContainer/Label.visible = true
    if not is_resizable:
        $VBoxContainer/Footer/HBoxContainer/Resize.visible = false

func _ready():
    set_mouse_pass_to_children( self )
    
func _on_Window_mouse_entered():
    print("mouse_entered")


func _on_Window_focus_entered():
    print("focus_entered")


func _on_Quit_pressed():
    self.visible = false

func get_content():
    return $VBoxContainer/Content



func close():
    if not is_borderless:
        $VBoxContainer/Header/HBoxContainer/Close.visible = false
        $VBoxContainer/Header/HBoxContainer/Open.visible = true
        $VBoxContainer/Content.visible = false
        $VBoxContainer/Footer.visible = false
        current_rect_size = self.rect_size
        self.rect_size = Vector2( 0, 0 )
    else:
        $VBoxContainer/Header/HBoxContainer/Close.visible = false
        $VBoxContainer/Header/HBoxContainer/Open.visible = false
        $VBoxContainer/Content.visible = false
        $VBoxContainer/Footer.visible = false
        current_rect_size = self.rect_size
        self.rect_size = Vector2( 0, 0 )
        
        
func _on_Close_pressed():
    close()

func open():
    if not is_borderless:
        $VBoxContainer/Header/HBoxContainer/Close.visible = true
        $VBoxContainer/Header/HBoxContainer/Open.visible = false
        $VBoxContainer/Content.visible = true
        $VBoxContainer/Footer.visible = true
        self.rect_size = current_rect_size
    else:
        $VBoxContainer/Header/HBoxContainer/Close.visible = false
        $VBoxContainer/Header/HBoxContainer/Open.visible = false
        $VBoxContainer/Content.visible = true
        $VBoxContainer/Footer.visible = true
        self.rect_size = current_rect_size
        
func _on_Open_pressed():
    open()

func _on_Resize_pressed():
    is_resizing = true

func _input( event ):
    if is_resizable: 
        if is_resizing and event is InputEventMouseButton and not event.pressed:
            is_resizing = false
        if event is InputEventMouseMotion and is_resizing:
            var delta = event.relative
            self.rect_size += delta
#
#            var mouse_position = get_viewport().get_mouse_position()
#            var size_modulo = Vector2( int(self.rect_size.x) % 2, int(self.rect_size.y) % 2 )
#            self.rect_size -= size_modulo
#            get_viewport().warp_mouse( mouse_position - size_modulo )


func check_if_clicked( event ):
    if not is_moving and event is InputEventMouseButton and event.is_pressed() and not event.is_echo() and event.button_index == 1 :
        emit_signal( "window_clicked", self )
        
func _on_Header_gui_input( event ):
    
    check_if_clicked( event )
    
    if is_movable:        
        if is_moving and event is InputEventMouseButton and not event.pressed:
            is_moving = false  
        elif not is_moving and event is InputEventMouseButton and event.pressed:
            is_moving = true 
        if event is InputEventMouseMotion and is_moving:
            var delta = event.relative
            self.rect_position += delta
#            self.rect_position -= Vector2( int(self.rect_size.x) % 2, int(self.rect_size.y) % 2 )
#            get_viewport().warp_mouse( get_viewport().get_mouse_position() - Vector2( int(get_viewport().get_mouse_position().x) % 2, int(get_viewport().get_mouse_position().y) % 2 ) )

func _on_window_gui_input( event ):
    check_if_clicked( event )
    
func load_from_file( config_file ):
    if config_file.has_section( self.name ):
        self.rect_position = config_file.get_value( self.name, "position" )
        self.rect_size = config_file.get_value( self.name, "size" )
        self.is_borderless = config_file.get_value( self.name, "borderless" )
        current_rect_position = self.rect_position
        current_rect_size = self.rect_size
        if config_file.get_value( self.name, "opened" ):
            open()
        else:
            close()


func save_to_file( config_file ):
    
    var is_open = $VBoxContainer/Content.visible

    config_file.set_value(self.name, "position", self.rect_position)
    
    if not is_open:
        config_file.set_value(self.name, "size", current_rect_size)
    else:
        config_file.set_value(self.name, "size", self.rect_size)
        
    if is_open:
        config_file.set_value(self.name, "opened", true)
    else:
        config_file.set_value(self.name, "opened", false)
        
    config_file.set_value(self.name, "borderless", is_borderless)