IMContext.setSurrounding
void setSurrounding(string text, int cursorIndex)Sets surrounding context around the insertion point and preedit string.
This function is expected to be called in response to the gtk.imcontext.IMContext.retrieveSurrounding signal, and will likely have no effect if called at other times.
Parameters
text | text surrounding the insertion point, as UTF-8. the preedit string should not be included within text |
cursorIndex | the byte index of the insertion cursor within text. |