对于一个Android编程类，我试图暗示一个QuickAction活动，但我不能让它加载到我的程序中。这是我认为加载失败的代码。
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.ImageButton;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;
public class MainActivity extends Activity
{
@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//show on iBtn1
ImageButton iBtn1 = (ImageButton) this.findViewById(R.id.iBtn1);
iBtn1.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
startActivity(new Intent(getApplicationContext(),
QuickActionBar.class));
}
});
final QuickActionIcons edit = new QuickActionIcons();;
edit.setTitle("Edit");
edit.setIcon(getResources().getDrawable(R.drawable.edit));
edit.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
Toast.makeText(MainActivity.this,"Edit Contact",Toast.LENGTH_SHORT).show();
}
});
final QuickActionIcons call = new QuickActionIcons();;
call.setTitle("Call");
call.setIcon(getResources().getDrawable(R.drawable.call));
call.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
Toast.makeText(MainActivity.this,"Call Contact",Toast.LENGTH_SHORT).show();
}
});
final QuickActionIcons call3 = new QuickActionIcons();;
call3.setTitle("Call3");
call3.setIcon(getResources().getDrawable(R.drawable.call));
call3.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
// Toast.makeText(QuickActionSampleAppActivity.this,"Call Contact",Toast.LENGTH_SHORT).show();
}
});
final QuickActionIcons call1 = new QuickActionIcons();;
call1.setTitle("Call 1");
call1.setIcon(getResources().getDrawable(R.drawable.call));
call1.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
// Toast.makeText(QuickActionSampleAppActivity.this,"Call Contact",Toast.LENGTH_SHORT).show();
}
});
final QuickActionIcons call2 = new QuickActionIcons();;
call2.setTitle("Call 2");
call2.setIcon(getResources().getDrawable(R.drawable.call));
call2.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
// Toast.makeText(QuickActionSampleAppActivity.this,"Call Contact",Toast.LENGTH_SHORT).show();
}
});
final QuickActionIcons send_data = new QuickActionIcons();;
send_data.setTitle("Send Data");
send_data.setIcon(getResources().getDrawable(R.drawable.bluetooth));
send_data.setOnClickListener(new OnClickListener()
{
public void onClick(View v)
{
// Toast.makeText(QuickActionSampleAppActivity.this,"Start Transfer of Data",Toast.LENGTH_SHORT).show();
}
});
QuickActionBar qab = new QuickActionBar(iBtn1);
qab.addItem(edit);
qab.addItem(call);
qab.addItem(send_data);
qab.addItem(call1);
qab.addItem(call2);
qab.addItem(call3);
qab.setAnimationStyle(QuickActionBar.GROW_FROM_LEFT);
qab.show();
}
@Override
public boolean onCreateOptionsMenu(Menu menu)
{
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
}
这是我的LogCat
01-30 17:16:39.650: E/Trace(810): error opening trace file: No such file or directory (2)
01-30 17:16:39.650: W/Trace(810): Unexpected value from nativeGetEnabledTags: 0
01-30 17:16:39.650: W/Trace(810): Unexpected value from nativeGetEnabledTags: 0
01-30 17:16:39.650: W/Trace(810): Unexpected value from nativeGetEnabledTags: 0
01-30 17:16:40.038: W/Trace(810): Unexpected value from nativeGetEnabledTags: 0
01-30 17:16:40.038: W/Trace(810): Unexpected value from nativeGetEnabledTags: 0
01-30 17:16:41.618: D/dalvikvm(810): GC_CONCURRENT freed 67K, 7% free 2811K/3000K, paused 18ms+5ms, total 90ms
01-30 17:16:41.618: D/dalvikvm(810): WAIT_FOR_CONCURRENT_GC blocked 56ms
01-30 17:16:41.638: I/dalvikvm-heap(810): Grow heap (frag case) to 3.933MB for 1127536-byte allocation
01-30 17:16:41.718: D/dalvikvm(810): GC_FOR_ALLOC freed 3K, 5% free 3909K/4104K, paused 74ms, total 75ms
01-30 17:16:41.838: D/dalvikvm(810): GC_CONCURRENT freed <1K, 5% free 4098K/4296K, paused 9ms+20ms, total 124ms
01-30 17:16:42.058: D/AndroidRuntime(810): Shutting down VM
01-30 17:16:42.058: W/dalvikvm(810): threadid=1: thread exiting with uncaught exception (group=0x40a70930)
01-30 17:16:42.108: E/AndroidRuntime(810): FATAL EXCEPTION: main
01-30 17:16:42.108: E/AndroidRuntime(810): java.lang.RuntimeException: Unable to start activity ComponentInfo{edu.rasmussen.mobile/edu.rasmussen.mobile.MainActivity}: android.view.WindowManager$BadTokenException: Unable to add window -- token null is not valid; is your activity running?
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2180)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.ActivityThread.access$600(ActivityThread.java:141)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.os.Handler.dispatchMessage(Handler.java:99)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.os.Looper.loop(Looper.java:137)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.ActivityThread.main(ActivityThread.java:5039)
01-30 17:16:42.108: E/AndroidRuntime(810): at java.lang.reflect.Method.invokeNative(Native Method)
01-30 17:16:42.108: E/AndroidRuntime(810): at java.lang.reflect.Method.invoke(Method.java:511)
01-30 17:16:42.108: E/AndroidRuntime(810): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
01-30 17:16:42.108: E/AndroidRuntime(810): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
01-30 17:16:42.108: E/AndroidRuntime(810): at dalvik.system.NativeStart.main(Native Method)
01-30 17:16:42.108: E/AndroidRuntime(810): Caused by: android.view.WindowManager$BadTokenException: Unable to add window -- token null is not valid; is your activity running?
01-30 17:16:42.108: E/AndroidRuntime(810): at android.view.ViewRootImpl.setView(ViewRootImpl.java:567)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:246)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.widget.PopupWindow.invokePopup(PopupWindow.java:993)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.widget.PopupWindow.showAtLocation(PopupWindow.java:847)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.widget.PopupWindow.showAtLocation(PopupWindow.java:811)
01-30 17:16:42.108: E/AndroidRuntime(810): at edu.rasmussen.mobile.QuickActionBar.show(QuickActionBar.java:120)
01-30 17:16:42.108: E/AndroidRuntime(810): at edu.rasmussen.mobile.MainActivity.onCreate(MainActivity.java:141)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.Activity.performCreate(Activity.java:5104)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080)
01-30 17:16:42.108: E/AndroidRuntime(810): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144)
01-30 17:16:42.108: E/AndroidRuntime(810): ... 11 more
Here are the Console
[2013-01-30 11:13:08 - GeoTag] ------------------------------
[2013-01-30 11:13:08 - GeoTag] Android Launch!
[2013-01-30 11:13:08 - GeoTag] adb is running normally.
[2013-01-30 11:13:08 - GeoTag] Performing edu.rasmussen.mobile.MainActivity activity launch
[2013-01-30 11:13:08 - GeoTag] Automatic Target Mode: launching new emulator with compatible AVD 'Galaxy'
[2013-01-30 11:13:08 - GeoTag] Launching a new emulator with Virtual Device 'Galaxy'
[2013-01-30 11:13:13 - GeoTag] New emulator found: emulator-5554
[2013-01-30 11:13:13 - GeoTag] Waiting for HOME ('android.process.acore') to be launched...
[2013-01-30 11:14:50 - GeoTag] HOME is up on device 'emulator-5554'
[2013-01-30 11:14:50 - GeoTag] Uploading GeoTag.apk onto device 'emulator-5554'
[2013-01-30 11:14:50 - GeoTag] Installing GeoTag.apk...
[2013-01-30 11:16:28 - GeoTag] Success!
[2013-01-30 11:16:28 - GeoTag] Starting activity edu.rasmussen.mobile.MainActivity on device emulator-5554
[2013-01-30 11:16:31 - GeoTag] ActivityManager: Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] cmp=edu.rasmussen.mobile/.MainActivity }
堆栈跟踪
GeoTag [Android Application]
DalvikVM[localhost:8789]
Thread [<1> main] (Running)
Thread [<10> Binder_2] (Running)
Thread [<9> Binder_1] (Running)
答案 0 :(得分：1)
异常消息：
无法添加窗口 - 令牌null无效;你的活动在运行吗？
当您的活动尚未准备好处理此活动时，您尝试在活动之上添加一个窗口（活动窗口尚未显示）。有很多方法可以解决这个问题。一种解决方案可能是使用后可运行，因此行动将延迟。
view.post(new Runnable() {
public void run() {
// show your quick action here
}
});