The blog post  discusses how to create an input method for romanized
Pāli, but it doesn't give references for tweaking the mim file, i.e.,
tweaking the input method. Also, the blog post  seems to come from the
The blog post is good, but I need another feature that when I type the key
combination "alt + a", ā will show up. The same for other vowels. After some
investigation, removing Sanskrit part, and making necessary modifications, the
following is my mim file (tested on Ubuntu 12.04).