:right-sidebar: True

ConstraintTarget
===================================================================

.. currentmodule:: gi.repository.Gtk





.. class:: ConstraintTarget(*args, **kwargs)
   :no-contents-entry:





Implementations: :class:`~gi.repository.Gtk.AboutDialog`, :class:`~gi.repository.Gtk.ActionBar`, :class:`~gi.repository.Gtk.AppChooserButton`, :class:`~gi.repository.Gtk.AppChooserDialog`, :class:`~gi.repository.Gtk.AppChooserWidget`, :class:`~gi.repository.Gtk.ApplicationWindow`, :class:`~gi.repository.Gtk.AspectFrame`, :class:`~gi.repository.Gtk.Assistant`, :class:`~gi.repository.Gtk.Box`, :class:`~gi.repository.Gtk.Button`, :class:`~gi.repository.Gtk.Calendar`, :class:`~gi.repository.Gtk.CellView`, :class:`~gi.repository.Gtk.CenterBox`, :class:`~gi.repository.Gtk.CheckButton`, :class:`~gi.repository.Gtk.ColorButton`, :class:`~gi.repository.Gtk.ColorChooserDialog`, :class:`~gi.repository.Gtk.ColorChooserWidget`, :class:`~gi.repository.Gtk.ColorDialogButton`, :class:`~gi.repository.Gtk.ColumnView`, :class:`~gi.repository.Gtk.ComboBox`, :class:`~gi.repository.Gtk.ComboBoxText`, :class:`~gi.repository.Gtk.ConstraintGuide`, :class:`~gi.repository.Gtk.Dialog`, :class:`~gi.repository.Gtk.DragIcon`, :class:`~gi.repository.Gtk.DrawingArea`, :class:`~gi.repository.Gtk.DropDown`, :class:`~gi.repository.Gtk.EditableLabel`, :class:`~gi.repository.Gtk.EmojiChooser`, :class:`~gi.repository.Gtk.Entry`, :class:`~gi.repository.Gtk.Expander`, :class:`~gi.repository.Gtk.FileChooserDialog`, :class:`~gi.repository.Gtk.FileChooserWidget`, :class:`~gi.repository.Gtk.Fixed`, :class:`~gi.repository.Gtk.FlowBox`, :class:`~gi.repository.Gtk.FlowBoxChild`, :class:`~gi.repository.Gtk.FontButton`, :class:`~gi.repository.Gtk.FontChooserDialog`, :class:`~gi.repository.Gtk.FontChooserWidget`, :class:`~gi.repository.Gtk.FontDialogButton`, :class:`~gi.repository.Gtk.Frame`, :class:`~gi.repository.Gtk.GLArea`, :class:`~gi.repository.Gtk.GraphicsOffload`, :class:`~gi.repository.Gtk.Grid`, :class:`~gi.repository.Gtk.GridView`, :class:`~gi.repository.Gtk.HeaderBar`, :class:`~gi.repository.Gtk.IconView`, :class:`~gi.repository.Gtk.Image`, :class:`~gi.repository.Gtk.InfoBar`, :class:`~gi.repository.Gtk.Inscription`, :class:`~gi.repository.Gtk.Label`, :class:`~gi.repository.Gtk.LevelBar`, :class:`~gi.repository.Gtk.LinkButton`, :class:`~gi.repository.Gtk.ListBase`, :class:`~gi.repository.Gtk.ListBox`, :class:`~gi.repository.Gtk.ListBoxRow`, :class:`~gi.repository.Gtk.ListView`, :class:`~gi.repository.Gtk.LockButton`, :class:`~gi.repository.Gtk.MediaControls`, :class:`~gi.repository.Gtk.MenuButton`, :class:`~gi.repository.Gtk.MessageDialog`, :class:`~gi.repository.Gtk.Notebook`, :class:`~gi.repository.Gtk.Overlay`, :class:`~gi.repository.Gtk.PageSetupUnixDialog`, :class:`~gi.repository.Gtk.Paned`, :class:`~gi.repository.Gtk.PasswordEntry`, :class:`~gi.repository.Gtk.Picture`, :class:`~gi.repository.Gtk.Popover`, :class:`~gi.repository.Gtk.PopoverMenu`, :class:`~gi.repository.Gtk.PopoverMenuBar`, :class:`~gi.repository.Gtk.PrintUnixDialog`, :class:`~gi.repository.Gtk.ProgressBar`, :class:`~gi.repository.Gtk.Range`, :class:`~gi.repository.Gtk.Revealer`, :class:`~gi.repository.Gtk.Scale`, :class:`~gi.repository.Gtk.ScaleButton`, :class:`~gi.repository.Gtk.Scrollbar`, :class:`~gi.repository.Gtk.ScrolledWindow`, :class:`~gi.repository.Gtk.SearchBar`, :class:`~gi.repository.Gtk.SearchEntry`, :class:`~gi.repository.Gtk.Separator`, :class:`~gi.repository.Gtk.ShortcutLabel`, :class:`~gi.repository.Gtk.ShortcutsGroup`, :class:`~gi.repository.Gtk.ShortcutsSection`, :class:`~gi.repository.Gtk.ShortcutsShortcut`, :class:`~gi.repository.Gtk.ShortcutsWindow`, :class:`~gi.repository.Gtk.SpinButton`, :class:`~gi.repository.Gtk.Spinner`, :class:`~gi.repository.Gtk.Stack`, :class:`~gi.repository.Gtk.StackSidebar`, :class:`~gi.repository.Gtk.StackSwitcher`, :class:`~gi.repository.Gtk.Statusbar`, :class:`~gi.repository.Gtk.Switch`, :class:`~gi.repository.Gtk.Text`, :class:`~gi.repository.Gtk.TextView`, :class:`~gi.repository.Gtk.ToggleButton`, :class:`~gi.repository.Gtk.TreeExpander`, :class:`~gi.repository.Gtk.TreeView`, :class:`~gi.repository.Gtk.Video`, :class:`~gi.repository.Gtk.Viewport`, :class:`~gi.repository.Gtk.VolumeButton`, :class:`~gi.repository.Gtk.Widget`, :class:`~gi.repository.Gtk.Window`, :class:`~gi.repository.Gtk.WindowControls`, :class:`~gi.repository.Gtk.WindowHandle`


The ``GtkConstraintTarget`` interface is implemented by objects that
can be used as source or target in ``GtkConstraint``\s.

Besides ``GtkWidget``\, it is also implemented by ``GtkConstraintGuide``\.