Device

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Object Hierarchy:

Description:

Content:

Properties:

• public bool caps_lock_state { get; }
• public Direction direction { get; }
• public Display display { get; construct; }
  The Display the Device pertains to.
• public bool has_bidi_layouts { get; }
• public bool has_cursor { get; construct; }
  Whether the device is represented by a cursor on the screen.
• public ModifierType modifier_state { get; }
• public uint n_axes { get; }
  Number of axes in the device.
• public string? name { get; construct; }
  The device name.
• public bool num_lock_state { get; }
• public uint num_touches { get; construct; }
  The maximal number of concurrent touches on a touch device.
• public string product_id { get; construct; }
  Product ID of this device, see get_product_id.
• public bool scroll_lock_state { get; }
• public Seat seat { owned get; set; }
  Seat of this device.
• public InputSource source { get; construct; }
  Source type for the device.
• public DeviceTool tool { owned get; }
• public string vendor_id { get; construct; }
  Vendor ID of this device, see get_vendor_id.

Creation methods:

• protected Device ()

Methods:

• public bool get_caps_lock_state ()
  Retrieves whether the Caps Lock modifier of the keyboard is locked, if this is a keyboard device.
• public unowned DeviceTool get_device_tool ()
  Retrieves the DeviceTool associated to this.
• public Direction get_direction ()
  Returns the direction of effective layout of the keyboard, if this is a keyboard device.
• public unowned Display get_display ()
  Returns the Display to which this pertains.
• public bool get_has_cursor ()
  Determines whether the pointer follows device motion.
• public ModifierType get_modifier_state ()
  Retrieves the current modifier state of the keyboard, if this is a keyboard device.
• public unowned string get_name ()
  Determines the name of the device, suitable for showing in a user interface.
• public bool get_num_lock_state ()
  Retrieves whether the Num Lock modifier of the keyboard is locked, if this is a keyboard device.
• public uint get_num_touches ()
  Retrieves the number of touch points associated to this.
• public unowned string? get_product_id ()
  Returns the product ID of this device, or null if this information couldn't be obtained.
• public bool get_scroll_lock_state ()
  Retrieves whether the Scroll Lock modifier of the keyboard is locked, if this is a keyboard device.
• public unowned Seat get_seat ()
  Returns the Seat the device belongs to.
• public InputSource get_source ()
  Determines the type of the device.
• public unowned Surface? get_surface_at_position (out double win_x, out double win_y)
  Obtains the surface underneath this, returning the location of the device in win_x and win_y in double precision.
• public unowned string? get_vendor_id ()
  Returns the vendor ID of this device, or null if this information couldn't be obtained.

Signals:

• public signal void changed ()
  The changed signal is emitted either when the Device has changed the number of either axes or keys.
• public signal void tool_changed (DeviceTool tool)
  The tool_changed signal is emitted on pen/eraser Devices whenever tools enter or leave proximity.

Inherited Members: