### Class

# Panel Widget

#### Description [src]

    class Panel.Widget : Gtk.Widget
      implements Gtk.Accessible, Gtk.Buildable, Gtk.ConstraintTarget {
      /* No available fields */
    }

PanelWidget is the base widget class for widgets added to a `PanelFrame`. It can be use as-is or you can subclass it.

#### Ancestors

- GtkWidget
- GInitiallyUnowned
- GObject

#### Implements

- GtkAccessible
- GtkBuildable
- GtkConstraintTarget

#### Constructors

###### panel_widget_new

Create a new `PanelWidget`.

#### Instance methods

###### panel_widget_action_set_enabled

No description available.

###### panel_widget_close

No description available.

###### panel_widget_focus_default

No description available.

###### panel_widget_force_close

Closes the widget without any save dialogs.

###### panel_widget_get_busy

No description available.

###### panel_widget_get_can_maximize

No description available.

###### panel_widget_get_child

Gets the child widget of the panel.

###### panel_widget_get_default_focus

Discovers the widget that should be focused as the default widget for the `PanelWidget`.

###### panel_widget_get_icon

Gets a `GIcon` for the widget.

###### panel_widget_get_icon_name

Gets the icon name for the widget.

###### panel_widget_get_id

Gets the id of the panel widget.

###### panel_widget_get_kind

No description available.

###### panel_widget_get_menu_model

Gets the `GMenuModel` for the widget.

###### panel_widget_get_modified

Gets the modified status of a panel widget.

###### panel_widget_get_needs_attention

No description available.

###### panel_widget_get_position

Gets teh position of the widget within the dock.

###### panel_widget_get_reorderable

No description available.

###### panel_widget_get_save_delegate

Gets the `PanelWidget:save-delegate` property.

###### panel_widget_get_title

Gets the title for the widget.

###### panel_widget_get_tooltip

Gets the tooltip for the widget.

###### panel_widget_insert_action_group

No description available.

###### panel_widget_mark_busy

No description available.

###### panel_widget_maximize

No description available.

###### panel_widget_raise

No description available.

###### panel_widget_set_can_maximize

No description available.

###### panel_widget_set_child

Sets the child widget of the panel.

###### panel_widget_set_icon

Sets a `GIcon` for the widget.

###### panel_widget_set_icon_name

Sets the icon name for the widget.

###### panel_widget_set_id

Sets the id of the panel widget.

###### panel_widget_set_kind

Sets the kind of the widget.

###### panel_widget_set_menu_model

Sets the `GMenuModel` for the widget.

###### panel_widget_set_modified

Sets the modified status of a panel widget.

###### panel_widget_set_needs_attention

No description available.

###### panel_widget_set_reorderable

No description available.

###### panel_widget_set_save_delegate

Sets the `PanelWidget:save-delegate` property.

###### panel_widget_set_title

Sets the title for the widget.

###### panel_widget_set_tooltip

Sets the tooltip for the widget to be displayed in tabs.

###### panel_widget_unmark_busy

No description available.

###### panel_widget_unmaximize

No description available.

##### Methods inherited from GtkWidget (164)

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 (21)

###### gtk_accessible_announce

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

###### gtk_accessible_get_accessible_id

Retrieves the accessible identifier for the accessible object.

###### 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 implementation for the given accessible object.

###### 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

Queries 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.

###### gtk_accessible_update_platform_state

Informs ATs that the platform state has changed.

###### 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.

###### 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.

#### Properties

###### Panel.Widget:busy

No description available.

###### Panel.Widget:can-maximize

No description available.

###### Panel.Widget:child

The child inside this widget.

###### Panel.Widget:icon

The icon for this widget.

###### Panel.Widget:icon-name

The icon name for this widget.

###### Panel.Widget:id

No description available.

###### Panel.Widget:kind

No description available.

###### Panel.Widget:menu-model

A menu model to display additional options for the page to the user via menus.

###### Panel.Widget:modified

No description available.

###### Panel.Widget:needs-attention

No description available.

###### Panel.Widget:reorderable

No description available.

###### Panel.Widget:save-delegate

The save delegate attached to this widget.

###### Panel.Widget:title

The title for this widget.

###### Panel.Widget:tooltip

The tooltip to display in tabs for the widget.

since: 1.2

##### Properties inherited from GtkWidget (35)

###### 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 `GtkWidget::query-tooltip` signal on `widget`.

###### Gtk.Widget:height-request

Overrides 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:limit-events

Makes this widget act like a modal dialog, with respect to event delivery.

###### 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

Overrides for width request of the widget.

##### Properties inherited from GtkAccessible (1)

###### Gtk.Accessible:accessible-role

The accessible role of the given `GtkAccessible` implementation.

#### Signals

###### Panel.Widget::get-default-focus

Gets the default widget to focus within the `PanelWidget`. The first handler for this signal is expected to return a widget, or `NULL` if there is nothing to focus.

###### Panel.Widget::presented

The “presented” signal is emitted when the widget is brought to the front of a frame.

##### 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 PanelWidgetClass {
      GtkWidgetClass parent_instance;
      GtkWidget* (* get_default_focus) (
        PanelWidget* self
      );
      void (* presented) (
        PanelWidget* self
      );

    }

No description available.

###### Class members

`parent_instance: GtkWidgetClass`

  No description available.

`get_default_focus: GtkWidget* (* get_default_focus) ( PanelWidget* self )`

  No description available.

`presented: void (* presented) ( PanelWidget* self )`

  No description available.

#### Virtual methods

###### Panel.WidgetClass.get_default_focus

Discovers the widget that should be focused as the default widget for the `PanelWidget`.

###### Panel.WidgetClass.presented

No description available.

#### Class methods

###### panel_widget_class_install_action

This should be called at class initialization time to specify actions to be added for all instances of this class.

###### panel_widget_class_install_property_action

Installs an action called `action_name` on `widget_class` and binds its state to the value of the `property_name` property.