The XIM protocol based X protocol supports multilingual input with XIM client and server relationship. Input Style X Window has four input styles as follow. The characters is inputed right at the position where each character is typed. The characters typed by the user being collected in the edit window, then transferred to the application.
Hangul string is displayed on the right side of the cursor.
It's same as the OverTheSpot, which is the characters are collected and then transferred to the application. The difference is characters is displayed below the window. The characters which is being collected below the Root window or on the special window. Refer the below contents for further detail guide of XIM input method. Example Qt 2.2 supports OverTheSpot at this moment.