Class: Gtk::Range

Inherits:

Object

• Object
• Gtk::Range

Defined in:

(unknown)

Instance Method Summary

• #adjustment ⇒ Gtk::Adjustment

  Adjustment.

• #adjustment=(adjustment) ⇒ Gtk::Adjustment
• #fill_level ⇒ Float

  The fill level (e.g. prebuffering of a network stream).

• #fill_level=(fill_level) ⇒ Float

  The fill level (e.g. prebuffering of a network stream).

• #flippable ⇒ TrueClass

  Gets the value set by gtk_range_set_flippable().

• #flippable=(flippable) ⇒ nil

  If a range is flippable, it will switch its direction if it is horizontal and its direction is %GTK_TEXT_DIR_RTL.

• #get_range_rect(range_rect) ⇒ nil

  This function returns the area that contains the range’s trough and its steppers, in widget->window coordinates.

• #get_slider_range(slider_start, slider_end) ⇒ nil

  This function returns sliders range along the long dimension, in widget->window coordinates.

• #inverted ⇒ TrueClass

  Gets the value set by gtk_range_set_inverted().

• #inverted=(inverted) ⇒ TrueClass
• #inverted? ⇒ TrueClass

  Inverted.

• #lower_stepper_sensitivity ⇒ Gtk::SensitivityType

  Lower-stepper-sensitivity.

• #lower_stepper_sensitivity=(lower_stepper_sensitivity) ⇒ Gtk::SensitivityType
• #min_slider_size ⇒ Integer

  This function is useful mainly for Gtk::Range subclasses.

• #min_slider_size=(min_size) ⇒ nil

  Sets the minimum size of the range’s slider.

• #restrict_to_fill_level ⇒ TrueClass

  Gets whether the range is restricted to the fill level.

• #restrict_to_fill_level=(restrict_to_fill_level) ⇒ TrueClass

  The restrict-to-fill-level property controls whether slider movement is restricted to an upper boundary set by the fill level.

• #restrict_to_fill_level? ⇒ TrueClass

  The restrict-to-fill-level property controls whether slider movement is restricted to an upper boundary set by the fill level.

• #round_digits ⇒ Integer

  The number of digits to round the value to when it changes, or -1.

• #round_digits=(round_digits) ⇒ Integer

  The number of digits to round the value to when it changes, or -1.

• #set_increments(step, page) ⇒ nil

  Sets the step and page sizes for the range.

• #set_range(min, max) ⇒ nil

  Sets the allowable values in the Gtk::Range, and clamps the range value to be between min and max.

• #show_fill_level ⇒ TrueClass

  Gets whether the range displays the fill level graphically.

• #show_fill_level=(show_fill_level) ⇒ TrueClass

  The show-fill-level property controls whether fill level indicator graphics are displayed on the trough.

• #show_fill_level? ⇒ TrueClass

  The show-fill-level property controls whether fill level indicator graphics are displayed on the trough.

• #slider_size_fixed ⇒ TrueClass

  This function is useful mainly for Gtk::Range subclasses.

• #slider_size_fixed=(size_fixed) ⇒ nil

  Sets whether the range’s slider has a fixed size, or a size that depends on its adjustment’s page size.

• #upper_stepper_sensitivity ⇒ Gtk::SensitivityType

  Upper-stepper-sensitivity.

• #upper_stepper_sensitivity=(upper_stepper_sensitivity) ⇒ Gtk::SensitivityType
• #value ⇒ Float

  Gets the current value of the range.

• #value=(value) ⇒ nil

  Sets the current value of the range; if the value is outside the minimum or maximum range values, it will be clamped to fit inside them.

Instance Method Details

#adjustment ⇒ Gtk::Adjustment

Returns adjustment.

Returns:

• (Gtk::Adjustment) —

  adjustment

#adjustment=(adjustment) ⇒ Gtk::Adjustment

Parameters:

• adjustment (Gtk::Adjustment)

Returns:

• (Gtk::Adjustment) —

  adjustment

• (Gtk::Adjustment) —

  adjustment

#fill_level ⇒ Float

The fill level (e.g. prebuffering of a network stream). See gtk_range_set_fill_level().

Returns:

• (Float) —

  fill-level

#fill_level=(fill_level) ⇒ Float

The fill level (e.g. prebuffering of a network stream). See gtk_range_set_fill_level().

Parameters:

• fill_level (Float)

Returns:

• (Float) —

  fill-level

• (Float) —

  fill-level

#flippable ⇒ TrueClass

Gets the value set by gtk_range_set_flippable().

Returns:

• (TrueClass) —

  true if the range is flippable

#flippable=(flippable) ⇒ nil

If a range is flippable, it will switch its direction if it is horizontal and its direction is %GTK_TEXT_DIR_RTL.

See gtk_widget_get_direction().

Parameters:

• flippable (TrueClass) —

  true to make the range flippable

Returns:

• (nil)

#get_range_rect(range_rect) ⇒ nil

This function returns the area that contains the range’s trough and its steppers, in widget->window coordinates.

This function is useful mainly for Gtk::Range subclasses.

Parameters:

• range_rect (Gdk::Rectangle) —

  return location for the range rectangle

Returns:

• (nil)

#get_slider_range(slider_start, slider_end) ⇒ nil

This function returns sliders range along the long dimension, in widget->window coordinates.

This function is useful mainly for Gtk::Range subclasses.

Parameters:

• slider_start (Integer) —

  return location for the slider’s start, or nil

• slider_end (Integer) —

  return location for the slider’s end, or nil

Returns:

• (nil)

#inverted ⇒ TrueClass

Gets the value set by gtk_range_set_inverted().

Returns:

• (TrueClass) —

  true if the range is inverted

#inverted=(inverted) ⇒ TrueClass

Parameters:

• inverted (TrueClass)

Returns:

• (TrueClass) —

  inverted

• (TrueClass) —

  inverted

#inverted? ⇒ TrueClass

Returns inverted.

Returns:

• (TrueClass) —

  inverted

#lower_stepper_sensitivity ⇒ Gtk::SensitivityType

Returns lower-stepper-sensitivity.

Returns:

• (Gtk::SensitivityType) —

  lower-stepper-sensitivity

#lower_stepper_sensitivity=(lower_stepper_sensitivity) ⇒ Gtk::SensitivityType

Parameters:

• lower_stepper_sensitivity (Gtk::SensitivityType)

Returns:

• (Gtk::SensitivityType) —

  lower-stepper-sensitivity

• (Gtk::SensitivityType) —

  lower-stepper-sensitivity

#min_slider_size ⇒ Integer

This function is useful mainly for Gtk::Range subclasses.

See gtk_range_set_min_slider_size().

Returns:

• (Integer) —

  The minimum size of the range’s slider.

#min_slider_size=(min_size) ⇒ nil

Sets the minimum size of the range’s slider.

This function is useful mainly for Gtk::Range subclasses.

Parameters:

• min_size (Integer) —

  The slider’s minimum size

Returns:

• (nil)

#restrict_to_fill_level ⇒ TrueClass

Gets whether the range is restricted to the fill level.

Returns:

• (TrueClass) —

  true if range is restricted to the fill level.

#restrict_to_fill_level=(restrict_to_fill_level) ⇒ TrueClass

The restrict-to-fill-level property controls whether slider movement is restricted to an upper boundary set by the fill level. See gtk_range_set_restrict_to_fill_level().

Parameters:

• restrict_to_fill_level (TrueClass)

Returns:

• (TrueClass) —

  restrict-to-fill-level

• (TrueClass) —

  restrict-to-fill-level

#restrict_to_fill_level? ⇒ TrueClass

The restrict-to-fill-level property controls whether slider movement is restricted to an upper boundary set by the fill level. See gtk_range_set_restrict_to_fill_level().

Returns:

• (TrueClass) —

  restrict-to-fill-level

#round_digits ⇒ Integer

The number of digits to round the value to when it changes, or -1. See Gtk::Range::change-value.

Returns:

• (Integer) —

  round-digits

#round_digits=(round_digits) ⇒ Integer

The number of digits to round the value to when it changes, or -1. See Gtk::Range::change-value.

Parameters:

• round_digits (Integer)

Returns:

• (Integer) —

  round-digits

• (Integer) —

  round-digits

#set_increments(step, page) ⇒ nil

Sets the step and page sizes for the range. The step size is used when the user clicks the Gtk::Scrollbar arrows or moves Gtk::Scale via arrow keys. The page size is used for example when moving via Page Up or Page Down keys.

Parameters:

• step (Float) —

  step size

• page (Float) —

  page size

Returns:

• (nil)

#set_range(min, max) ⇒ nil

Sets the allowable values in the Gtk::Range, and clamps the range value to be between min and max. (If the range has a non-zero page size, it is clamped between min and max - page-size.)

Parameters:

• min (Float) —

  minimum range value

• max (Float) —

  maximum range value

Returns:

• (nil)

#show_fill_level ⇒ TrueClass

Gets whether the range displays the fill level graphically.

Returns:

• (TrueClass) —

  true if range shows the fill level.

#show_fill_level=(show_fill_level) ⇒ TrueClass

The show-fill-level property controls whether fill level indicator graphics are displayed on the trough. See gtk_range_set_show_fill_level().

Parameters:

• show_fill_level (TrueClass)

Returns:

• (TrueClass) —

  show-fill-level

• (TrueClass) —

  show-fill-level

#show_fill_level? ⇒ TrueClass

The show-fill-level property controls whether fill level indicator graphics are displayed on the trough. See gtk_range_set_show_fill_level().

Returns:

• (TrueClass) —

  show-fill-level

#slider_size_fixed ⇒ TrueClass

This function is useful mainly for Gtk::Range subclasses.

See gtk_range_set_slider_size_fixed().

Returns:

• (TrueClass) —

  whether the range’s slider has a fixed size.

#slider_size_fixed=(size_fixed) ⇒ nil

Sets whether the range’s slider has a fixed size, or a size that depends on its adjustment’s page size.

This function is useful mainly for Gtk::Range subclasses.

Parameters:

• size_fixed (TrueClass) —

  true to make the slider size constant

Returns:

• (nil)

#upper_stepper_sensitivity ⇒ Gtk::SensitivityType

Returns upper-stepper-sensitivity.

Returns:

• (Gtk::SensitivityType) —

  upper-stepper-sensitivity

#upper_stepper_sensitivity=(upper_stepper_sensitivity) ⇒ Gtk::SensitivityType

Parameters:

• upper_stepper_sensitivity (Gtk::SensitivityType)

Returns:

• (Gtk::SensitivityType) —

  upper-stepper-sensitivity

• (Gtk::SensitivityType) —

  upper-stepper-sensitivity

#value ⇒ Float

Gets the current value of the range.

Returns:

• (Float) —

  current value of the range.

#value=(value) ⇒ nil

Sets the current value of the range; if the value is outside the minimum or maximum range values, it will be clamped to fit inside them. The range emits the Gtk::Range::value-changed signal if the value changes.

Parameters:

• value (Float) —

  new value of the range

Returns:

• (nil)