public class IMContextSimple : IMContext
`GtkIMContextSimple` is an input method supporting table-based input methods.
`GtkIMContextSimple` has a built-in table of compose sequences that is derived from the X11 Compose files.
`GtkIMContextSimple` reads additional compose sequences from the first of the following files that is found: ~/.config/gtk-4.0/Compose, ~/.XCompose, /usr/share/X11/locale/$locale/Compose (for locales that have a nontrivial Compose file). The syntax of these files is described in the Compose(5) manual page.
`GtkIMContextSimple` also supports numeric entry of Unicode characters by typing <kbd>Ctrl</kbd>-<kbd>Shift</kbd>-< kbd>u</kbd>, followed by a hexadecimal Unicode codepoint.
Ctrl-Shift-u 1 2 3 Enter
yields U+0123 LATIN SMALL LETTER G WITH CEDILLA, i.e. ģ.