The first animated film was released in 1917 (El Apóstol). It was a silent film.
Toy Story was the first computer animated film.
Mickey Mouse wasn't an animated film so No, if your question is did Mickey Mouse star in the first animated film, also No.The first animated film was the now lost film, Argentina's The Apostle in November 1917.
If you mean the first animated "film", it is widely accepted to be "Gertie the Dinosaur"
Cutout animation ; El Apostol , the first full length animated film utilized this technique of animation .
It was the first animated film to be completely computer animated.
Pokemon
Hanuman
In Star Wars I, II, and III; Yoda is computer animated In Star Wars V and VI, Yoda is a puppet He does not appear in Star War IV
The first full length animated film was Walt Disney's 'Snow White and the Seven Dwarfs' created in 1937 .
but a few *animated shorts* were made later on. not forgetting the animated version of star wars the clone wars.
'Snow White' in 1937 is the first full length animated film .
Technically, it was Flowers and Trees (1932). It was the first film to win the Oscar for Best Animated Short. Snow White and the Seven Dwarfs did not win and Oscar but it did receive a special honorary Oscar for its achievement as the first full-length animated film in history. The first feature length animated Disney film to win a competitive Oscar was Pinnochio. It won Best Score and Best Song (When You Wish Upon A Star). Ironically, as of 03/07/2010, Disney has yet to win the Oscar for Best Animated Feature (unless you count Pixar as part of Disney).