public void setHintTitleModel(int model) {
        if (mHintTitleModel != model) {
            this.mHintTitleModel = model;
            initHintTitleText();
            // We should reset padding
            setPadding(getPaddingLeft(), getPaddingTop(), getPaddingRight(), getPaddingBottom());
            invalidate();
        }
    }
Check show hint title

@param s          The text, if the have same string we should move hint
@param skipChange on showed we not refresh ui, but skipChange=true,
                  we can skip the check
caprice/ui/src/main/java/net/qiujuer/genius/ui/widget/EditText.java