本文介绍了用户暂停在android edittext中键入内容时如何触发动作?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
当用户在EditText中暂停输入一段时间后,如何触发操作?
How to trigger an action when user has paused typing for some time in EditText?
推荐答案
您可以执行以下操作:
final Handler mHandler = new Handler();
editText.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
}
@Override
public void afterTextChanged(Editable s) {
mHandler.removeCallbacksAndMessages(null);
mHandler.postDelayed(userStoppedTyping, 2000); // 2 second
}
Runnable userStoppedTyping = new Runnable() {
@Override
public void run() {
// user didn't typed for 2 seconds, do whatever you want
}
};
});
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