【发布时间】:2018-02-28 16:14:02
【问题描述】:
接收短信,然后将 EditText 设置为 msgBody
public class SmsBroadcastReceiver extends BroadcastReceiver {
//.....
((EditText)MainActivity.mThis.findViewById(R.id.editTextName)).setText(msgBody);}
错误是 View 中的 this cannot be applied to android.view.View.Onclicklistiner
//onCreate
buttonSave.setOnClickListener(new View.OnClickListener() {
public void onClick(View view) {
buttonSave.performClick(this);
}
});
点击按钮保存时消息会自动保存到SQLite并同步到Mysql
private void saveNameToServer() {
final ProgressDialog progressDialog = new ProgressDialog(this);
progressDialog.setMessage("Saving Name...");
progressDialog.show();
final String name = editTextName.getText().toString().trim();
StringRequest stringRequest = new StringRequest(Request.Method.POST, URL_SAVE_NAME,
new Response.Listener<String>() {
@Override
public void onResponse(String response) {
progressDialog.dismiss();
try {
JSONObject obj = new JSONObject(response);
if (!obj.getBoolean("error")) {
//if there is a success
//storing the name to sqlite with status synced
saveNameToLocalStorage(name, NAME_SYNCED_WITH_SERVER);
} else {
//if there is some error
//saving the name to sqlite with status unsynced
saveNameToLocalStorage(name, NAME_NOT_SYNCED_WITH_SERVER);
}
} catch (JSONException e) {
e.printStackTrace();
}
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
progressDialog.dismiss();
//on error storing the name to sqlite with status unsynced
saveNameToLocalStorage(name, NAME_NOT_SYNCED_WITH_SERVER);
}
}) {
@Override
protected Map<String, String> getParams() throws AuthFailureError {
Map<String, String> params = new HashMap<>();
params.put("name", name);
return params;
}
};
VolleySingleton.getInstance(this).addToRequestQueue(stringRequest);
}
@Override
public void onClick(View view) {
saveNameToServer();
}
当 EditText 值发生变化时,还有其他方法可以自动单击按钮吗?
【问题讨论】:
-
在
buttonSave.onClickListener()内调用buttonSave.performClick()只会创建一个无限循环。
标签: java android android-edittext android-button