on-retrieve-surrounding ( im-context win -- ? )
Gtk-based UI backend

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Vocabulary
ui.backend.gtk2

Inputs

im-context	an object
win	an object

Outputs

?

an object

Definition

USING: alien.strings gtk2.ffi io.encodings.utf8 kernel
ui.backend.gtk2.input-methods ui.gestures ui.private ;

IN: ui.backend.gtk2

: on-retrieve-surrounding ( im-context win -- ? )
    window world-focus dup support-input-methods? [
        cursor-surrounding [ utf8 string>alien -1 ] dip
        gtk_im_context_set_surrounding t
    ] [ 2drop f ] if ;