【发布时间】：2013-01-09 22:15:02
【问题描述】：
大家好栈......
我在让我的 onKeyListener 工作时遇到了一些问题。基本上正如您在下面看到的，我想在按钮单击以及 EditText 框上的 onKeyListener 上开始意图。
Button click (public void sendip) 工作正常，onKeyListener (听回车键) 在模拟器中工作正常。但是，一旦我尝试在实际的 android 设备上按“Enter”键，它就不起作用了。
无论如何提出任何想法......将不胜感激......
package com.smarte.smartipcontrol;
import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnKeyListener;
import android.view.inputmethod.EditorInfo;
import android.widget.EditText;
import android.widget.TextView;
public class IPEntry extends Activity implements OnKeyListener {
public final static String ACTUALSMARTIP = "com.smarte.smartipcontrol.ACTU_IP";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.act_ipentry);
savediP =(EditText)findViewById(R.id.serverIpAddress);
savediP.setOnKeyListener(this);
}
protected void onResume() {
super.onResume();
SharedPreferences prefs = getPreferences(0);
String restoredText = prefs.getString("text", null);
if (restoredText != null) {
savediP.setText(restoredText, TextView.BufferType.EDITABLE);
int selectionStart = prefs.getInt("selection-start", -1);
int selectionEnd = prefs.getInt("selection-end", -1);
if (selectionStart != -1 && selectionEnd != -1) {
savediP.setSelection(selectionStart, selectionEnd);
}
}
}
protected void onPause() {
super.onPause();
SharedPreferences.Editor editor = getPreferences(0).edit();
editor.putString("text", savediP.getText().toString());
editor.putInt("selection-start", savediP.getSelectionStart());
editor.putInt("selection-end", savediP.getSelectionEnd());
editor.commit();
}
private EditText savediP;
//@Override
//public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
//getMenuInflater().inflate(R.menu.act_ipentry, menu);
//return true;
//}
public boolean onKey(View view, int keyCode, KeyEvent event) {
if (keyCode == EditorInfo.IME_ACTION_SEARCH ||
keyCode == EditorInfo.IME_ACTION_DONE ||
event.getAction() == KeyEvent.ACTION_DOWN &&
event.getKeyCode() == KeyEvent.KEYCODE_ENTER) {
if (!event.isShiftPressed()) {
Log.v("AndroidEnterKeyActivity","Enter Key Pressed!");
switch (view.getId()) {
case R.id.serverIpAddress:
Intent intent = new Intent(this, IPControl.class);
EditText ipaddress = (EditText) findViewById(R.id.serverIpAddress);
String actu_ip = ipaddress.getText().toString();
intent.putExtra(ACTUALSMARTIP, actu_ip);
startActivity(intent);
break;
}
return true;
}
}
return false; // pass on to other listeners.
}
/** Called when the user clicks the SendIP button */
public void sendip (View view) {
Intent intent = new Intent(this, IPControl.class);
EditText ipaddress = (EditText) findViewById(R.id.serverIpAddress);
String actu_ip = ipaddress.getText().toString();
intent.putExtra(ACTUALSMARTIP, actu_ip);
startActivity(intent);
}
}
【问题讨论】：
-
什么不起作用？碰撞？没有什么？请说明
-
@jcw 往下输入，在文本编辑框中新建一行。