第三方的輸入法的表情可能會給開發帶來一定的麻煩,一般地像服務器上傳的字符都是普通的字符,但是測試,就是狠狠得拿出搜狗輸入法,點幾個表情,
大問題來了,要么是顯示異常,要么是直接crash,但是有很少的部分機型,會支持,可能是第三方的ROM對Android 的TextView 做了一定的處理,所以,我們只能干掉該死的表情了 具體的方法如下:
首先是在EditTextView 里面加入TextWatcher
在判斷字符的變化時,就判斷字符的類型,是否為字符,否則刪除原來的字符,重新輸入;
1 mEditTextView.addTextChangedListener(new TextWatcher() { 2 3 @Override 4 public void afterTextChanged(Editable editable) { 5 int index = contentText.getSelectionStart() - 1; 6 if (index > 0) { 7 if (isEmojiCharacter(editable.charAt(index))) { 8 Editable edit = contentText.getText(); 9 edit.delete(index, index + 1); 10 } 11 } 12 } 13 14 @Override 15 public void beforeTextChanged(CharSequence s, int start, int count, int after) { 16 17 } 18 19 @Override 20 public void onTextChanged(CharSequence s, int start, int before, int count) { 21 22 } 23 });
這里就是判斷字符是否為表情;
1 private static boolean isEmojiCharacter(char codePoint) { 2 return !((codePoint == 0x0) || (codePoint == 0x9) || (codePoint == 0xA) || (codePoint == 0xD) || ((codePoint >= 0x20) && odePoint <= 0xD7FF))|| ((codePoint >= 0xE000) && (codePoint <= 0xFFFD)) || ((codePoint >= 0x10000) && (codePoint <= 0x10FFFF))); 3 }