An example of how EditText shields the expression of a third-party input method in Android

preface

As we all know, if the expression of the third-party input method is used, it will bring some trouble to the development. Generally, the characters uploaded by the server are ordinary characters, but the test is to take out the Sogou input method and point out a few expressions. Then the problem comes, either showing an exception or directly crashing, but few models will support it, Maybe the third-party ROM has done some processing on Android textview, so we can only kill the damn expression.

The specific methods are as follows:

First, add textwatcher in edittextview

When judging the change of characters, judge the type of characters and whether they are characters. Otherwise, delete the original characters and re-enter them;

Here is to judge whether the character is an expression;

summary

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