Class

AgsGuiLevel

Description

class AgsGui.Level : Gtk.Widget
  implements Gtk.Accessible, Gtk.Buildable, Gtk.ConstraintTarget, Gtk.Orientable {
  flags: guint,
  orientation: GtkOrientation,
  key_mask: AgsLevelKeyMask,
  button_state: AgsLevelButtonState,
  data_format: AgsLevelDataFormat,
  font_size: guint,
  lower: gdouble,
  upper: gdouble,
  normalized_volume: gdouble,
  step_count: guint,
  page_size: gdouble,
  samplerate: guint,
  audio_channel: guint*,
  audio_channel_count: guint
}

No description available.

Constructors

ags_level_new

Create a new instance of AgsLevel.

since: 3.0.0

Instance methods

ags_level_get_lower

Get lower of level.

since: 3.2.2

ags_level_get_normalized_volume

Get normalized volume of level.

since: 3.2.2

ags_level_get_upper

Get upper of level.

since: 3.2.2

ags_level_set_data_format

Set data-format.

since: 5.1.0

ags_level_set_lower

Set lower of level.

since: 3.2.2

ags_level_set_normalized_volume

Set normalized_volume of level.

since: 3.2.2

ags_level_set_samplerate

Set samplerate.

since: 5.1.0

ags_level_set_upper

Set upper of level.

since: 3.2.2

ags_level_value_changed

Emits ::value-changed event.

since: 3.0.0

Methods inherited from GtkWidget (162)

Please see GtkWidget for a full list of methods.

Methods inherited from GObject (43)

Please see GObject for a full list of methods.

Methods inherited from GtkAccessible (19)
gtk_accessible_announce

Requests the user’s screen reader to announce the given message.

gtk_accessible_get_accessible_parent

Retrieves the accessible parent for an accessible object.

gtk_accessible_get_accessible_role

Retrieves the accessible role of an accessible object.

gtk_accessible_get_at_context

Retrieves the accessible implementation for the given GtkAccessible.

gtk_accessible_get_bounds

Queries the coordinates and dimensions of this accessible.

gtk_accessible_get_first_accessible_child

Retrieves the first accessible child of an accessible object.

gtk_accessible_get_next_accessible_sibling

Retrieves the next accessible sibling of an accessible object.

gtk_accessible_get_platform_state

Query a platform state, such as focus.

gtk_accessible_reset_property

Resets the accessible property to its default value.

gtk_accessible_reset_relation

Resets the accessible relation to its default value.

gtk_accessible_reset_state

Resets the accessible state to its default value.

gtk_accessible_set_accessible_parent

Sets the parent and sibling of an accessible object.

gtk_accessible_update_next_accessible_sibling

Updates the next accessible sibling of self.

gtk_accessible_update_property

Updates a list of accessible properties.

gtk_accessible_update_property_value

Updates an array of accessible properties.

gtk_accessible_update_relation

Updates a list of accessible relations.

gtk_accessible_update_relation_value

Updates an array of accessible relations.

gtk_accessible_update_state

Updates a list of accessible states. See the GtkAccessibleState documentation for the value types of accessible states.

gtk_accessible_update_state_value

Updates an array of accessible states.

Methods inherited from GtkBuildable (1)
gtk_buildable_get_buildable_id

Gets the ID of the buildable object.

Methods inherited from GtkOrientable (2)
gtk_orientable_get_orientation

Retrieves the orientation of the orientable.

gtk_orientable_set_orientation

Sets the orientation of the orientable.

Properties

AgsGui.Level:data-format

The data format.

since: 4.0.0

AgsGui.Level:lower

The level’s lower range.

since: 3.0.0

AgsGui.Level:normalized-volume

The level’s default value.

since: 3.0.0

AgsGui.Level:samplerate

The level’s samplerate.

since: 5.1.0

AgsGui.Level:upper

The level’s upper range.

since: 3.0.0

Properties inherited from GtkWidget (34)
Gtk.Widget:can-focus

Whether the widget or any of its descendents can accept the input focus.

Gtk.Widget:can-target

Whether the widget can receive pointer events.

Gtk.Widget:css-classes

A list of css classes applied to this widget.

Gtk.Widget:css-name

The name of this widget in the CSS tree.

Gtk.Widget:cursor

The cursor used by widget.

Gtk.Widget:focus-on-click

Whether the widget should grab focus when it is clicked with the mouse.

Gtk.Widget:focusable

Whether this widget itself will accept the input focus.

Gtk.Widget:halign

How to distribute horizontal space if widget gets extra space.

Gtk.Widget:has-default

Whether the widget is the default widget.

Gtk.Widget:has-focus

Whether the widget has the input focus.

Gtk.Widget:has-tooltip

Enables or disables the emission of the ::query-tooltip signal on widget.

Gtk.Widget:height-request

Override for height request of the widget.

Gtk.Widget:hexpand

Whether to expand horizontally.

Gtk.Widget:hexpand-set

Whether to use the hexpand property.

Gtk.Widget:layout-manager

The GtkLayoutManager instance to use to compute the preferred size of the widget, and allocate its children.

Gtk.Widget:margin-bottom

Margin on bottom side of widget.

Gtk.Widget:margin-end

Margin on end of widget, horizontally.

Gtk.Widget:margin-start

Margin on start of widget, horizontally.

Gtk.Widget:margin-top

Margin on top side of widget.

Gtk.Widget:name

The name of the widget.

Gtk.Widget:opacity

The requested opacity of the widget.

Gtk.Widget:overflow

How content outside the widget’s content area is treated.

Gtk.Widget:parent

The parent widget of this widget.

Gtk.Widget:receives-default

Whether the widget will receive the default action when it is focused.

Gtk.Widget:root

The GtkRoot widget of the widget tree containing this widget.

Gtk.Widget:scale-factor

The scale factor of the widget.

Gtk.Widget:sensitive

Whether the widget responds to input.

Gtk.Widget:tooltip-markup

Sets the text of tooltip to be the given string, which is marked up with Pango markup.

Gtk.Widget:tooltip-text

Sets the text of tooltip to be the given string.

Gtk.Widget:valign

How to distribute vertical space if widget gets extra space.

Gtk.Widget:vexpand

Whether to expand vertically.

Gtk.Widget:vexpand-set

Whether to use the vexpand property.

Gtk.Widget:visible

Whether the widget is visible.

Gtk.Widget:width-request

Override for width request of the widget.

Properties inherited from GtkAccessible (1)
Gtk.Accessible:accessible-role

The accessible role of the given GtkAccessible implementation.

Properties inherited from GtkOrientable (1)
Gtk.Orientable:orientation

The orientation of the orientable.

Signals

AgsGui.Level::value-changed

The ::value-changed signal notifies about modified default value.

since: 3.0.0

Signals inherited from GtkWidget (13)
GtkWidget::destroy

Signals that all holders of a reference to the widget should release the reference that they hold.

GtkWidget::direction-changed

Emitted when the text direction of a widget changes.

GtkWidget::hide

Emitted when widget is hidden.

GtkWidget::keynav-failed

Emitted if keyboard navigation fails.

GtkWidget::map

Emitted when widget is going to be mapped.

GtkWidget::mnemonic-activate

Emitted when a widget is activated via a mnemonic.

GtkWidget::move-focus

Emitted when the focus is moved.

GtkWidget::query-tooltip

Emitted when the widget’s tooltip is about to be shown.

GtkWidget::realize

Emitted when widget is associated with a GdkSurface.

GtkWidget::show

Emitted when widget is shown.

GtkWidget::state-flags-changed

Emitted when the widget state changes.

GtkWidget::unmap

Emitted when widget is going to be unmapped.

GtkWidget::unrealize

Emitted when the GdkSurface associated with widget is destroyed.

Signals inherited from GObject (1)
GObject::notify

The notify signal is emitted on an object when one of its properties has its value set through g_object_set_property(), g_object_set(), et al.

Class structure

struct AgsGuiLevelClass {
  GtkWidgetClass widget;
  void (* value_changed) (
    AgsLevel* level,
    gdouble normalized_volume
  );
  
}

No description available.

Class members
widget: GtkWidgetClass

No description available.

value_changed: void (* value_changed) ( AgsLevel* level, gdouble normalized_volume )

No description available.

Virtual methods

AgsGui.LevelClass.value_changed

Emits ::value-changed event.

since: 3.0.0