输入框字数限制

最新推荐文章于 2023-07-19 14:21:48 发布

qq_35687211

最新推荐文章于 2023-07-19 14:21:48 发布

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mNumTextShow.setText(Html.fromHtml("<font color=\"red\">" + MAX_LENGTH + "/" + MAX_LENGTH + "</font>"));
mFeedbackView.addTextChangedListener(new TextWatcher() {
    @Override
    public void beforeTextChanged(CharSequence s, int start, int count, int after) {
        mNumTextShow.setText(Html.fromHtml("您还可以输入:" + "<font color=\"red\">" + Rest_Length + "/" + MAX_LENGTH + "</font>"));
    }

    @Override
    public void onTextChanged(CharSequence s, int start, int before, int count) {
        if (Rest_Length > 0) {
            Rest_Length = MAX_LENGTH - mFeedbackView.getText().length();
        }
    }

    @Override
    public void afterTextChanged(Editable s) {
        mNumTextShow.setText(Html.fromHtml("<font color=\"red\">" + Rest_Length + "/" + MAX_LENGTH + "</font>"));
    }
});