Android的活动已经泄露窗口 [英] Android Activity has leaked window
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问题描述
我所试图做的是从服务器获取文件。同样的code运行F9与SD卡,但是当我从thorugh线程获取文件,然后我得到我的logcat中下面的错误。
我的code是如下:
公共类地图扩展活动
{
//
私人GraphicsView mGLView; //私人GisGLRenderer m_GisRenderer; 最终静态字符串RESULT_KEY =结果;
最终静态INT REQ_ code = 1001
AlertDialog M = NULL; 公共类的LoadFile扩展的AsyncTask<字符串,字符串,字符串>
{
ProgressDialog Asycdialog =新ProgressDialog(Map.this);
@覆盖
在preExecute保护无效(){
//对话框的设置消息
Asycdialog.setMessage(加载文件);
Asycdialog.setButton(DialogInterface.BUTTON_NEGATIVE,取消,新DialogInterface.OnClickListener(){
@覆盖
公共无效的onClick(DialogInterface dialogInterface,int i)以{
//使用文件来更改的实现的方法体|设置|文件模板。
}
});
//显示对话框
Asycdialog.show();
super.on preExecute();
} 保护无效onProgressUpdate(字符串...进度)
{ } 保护字符串doInBackground(字符串... PARAMS)
{
Map.this.mGLView.LoadProjectFile(AppFuncs.g_path);
Map.this.mGLView.requestRender();
返回null;
}
保护无效onPostExecute(字符串结果)
{
Asycdialog.dismiss(); super.onPostExecute(结果);
}
}
公共无效的onCreate(捆绑savedInstanceState)
{
super.onCreate(savedInstanceState);
的setContentView(R.layout.activity_map);
mGLView =(GraphicsView)findViewById(R.id.glview);
}
公共无效bt_Open(视图V)
{ AlertDialog.Builder建设者=新AlertDialog.Builder(本);
builder.setTitle(加载文件);
builder.setMessage(选择一个选项以加载文件)
.setCancelable(假)
.setNegativeButton(服务器,新DialogInterface.OnClickListener(){
公共无效的onClick(DialogInterface对话,诠释其)
{
意图I =新意图(Map.this,serv.class);
startActivityForResult(I,REQ_ code); } } )
.setPositiveButton(SD卡,新DialogInterface.OnClickListener()
{
公共无效的onClick(DialogInterface对话,诠释其)
{ 意图I =新意图(Map.this,FileChooser.class);
startActivityForResult(I,REQ_ code); } } ); 最后AlertDialog一个= builder.create();
一场表演();}
保护无效的onActivityResult(INT申请code,INT结果code,意图数据)
{
//super.onActivityResult(request$c$c,result$c$c,data);
如果(要求code == REQ_ code)
{
如果(结果code == RESULT_OK&放大器;&安培; data.getExtras()的containsKey(RESULT_KEY))
{ // Toast.makeText(这一点,data.getExtras()的getString(RESULT_KEY),Toast.LENGTH_SHORT。).show();
// this.mGLView.m_SelectedProjectPath = AppFuncs.path; 的LoadFile F =新的LoadFile();
f.execute();
// this.mGLView.LoadProjectFile(AppFuncs.path);
}
}
}ERROR /窗口管理器(20040):活动idtech.ESDN.Map渗漏,最初这里添加窗口com.android.internal.policy.impl.PhoneWindow$DecorView@416a97b0
android.view.WindowLeaked:活动idtech.ESDN.Map渗漏,最初这里添加窗口com.android.internal.policy.impl.PhoneWindow$DecorView@416a97b0
在android.view.ViewRootImpl<&初始化GT;(ViewRootImpl.java:380)
在android.view.WindowManagerImpl.addView(WindowManagerImpl.java:292)
在android.view.WindowManagerImpl.addView(WindowManagerImpl.java:224)
在android.view.WindowManagerImpl $ CompatModeWrapper.addView(WindowManagerImpl.java:149)
在android.view.Window $ LocalWindowManager.addView(Window.java:547)
在android.app.Dialog.show(Dialog.java:277)
在idtech.ESDN.Map $ LoadFile.on preExecute(Map.java:59)
在android.os.AsyncTask.executeOnExecutor(AsyncTask.java:586)
在android.os.AsyncTask.execute(AsyncTask.java:534)
在idtech.ESDN.Map.onActivityResult(Map.java:221)
在android.app.Activity.dispatchActivityResult(Activity.java:5194)
在android.app.ActivityThread.deliverResults(ActivityThread.java:3180)
在android.app.ActivityThread.handleSendResult(ActivityThread.java:3227)
在android.app.ActivityThread.access $ 1100(ActivityThread.java:137)
在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1258)
在android.os.Handler.dispatchMessage(Handler.java:99)
在android.os.Looper.loop(Looper.java:137)
在android.app.ActivityThread.main(ActivityThread.java:4838)
在java.lang.reflect.Method.invokeNative(本机方法)
在java.lang.reflect.Method.invoke(Method.java:511)
在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:841)
在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:608)
在dalvik.system.NativeStart.main(本机方法)
解决方案
原因发生是这样的:
您正试图显示对话框
您已经退出了活动后。
解决方案:
要叫辞退()
在对话框
在退出活动<之前创建/ code>,例如:在的onPause()。所有的窗户和放大器;对话应该留下<$ C $ C>活动之前关闭
。
What i am trying to do is to get files from server. The same code is running f9 with sdcard but when i get files from thorugh thread then i am getting following error in my logcat.
My code is as follows:
public class Map extends Activity
{
//
private GraphicsView mGLView;
//private GisGLRenderer m_GisRenderer;
final static String RESULT_KEY="result";
final static int REQ_CODE=1001;
AlertDialog m=null;
public class LoadFile extends AsyncTask<String,String,String>
{
ProgressDialog Asycdialog = new ProgressDialog(Map.this);
@Override
protected void onPreExecute() {
//set message of the dialog
Asycdialog.setMessage("Loading File");
Asycdialog.setButton(DialogInterface.BUTTON_NEGATIVE,"Cancel",new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
//To change body of implemented methods use File | Settings | File Templates.
}
});
//show dialog
Asycdialog.show();
super.onPreExecute();
}
protected void onProgressUpdate(String ... progress)
{
}
protected String doInBackground(String ... Params)
{
Map.this.mGLView.LoadProjectFile(AppFuncs.g_path);
Map.this.mGLView.requestRender();
return null;
}
protected void onPostExecute(String result)
{
Asycdialog.dismiss();
super.onPostExecute(result);
}
}
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_map);
mGLView = (GraphicsView) findViewById(R.id.glview);
}
public void bt_Open(View v)
{
AlertDialog.Builder builder=new AlertDialog.Builder(this);
builder.setTitle("Load File");
builder.setMessage("Choose an option to load file")
.setCancelable(false)
.setNegativeButton("Server",new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog,int which)
{
Intent i= new Intent(Map.this,serv.class);
startActivityForResult(i,REQ_CODE);
}
}
)
.setPositiveButton("SDcard",new DialogInterface.OnClickListener()
{
public void onClick(DialogInterface dialog, int which)
{
Intent i= new Intent(Map.this,FileChooser.class);
startActivityForResult(i,REQ_CODE);
}
}
);
final AlertDialog a=builder.create();
a.show();
}
protected void onActivityResult(int requestCode, int resultCode,Intent data)
{
//super.onActivityResult(requestCode,resultCode,data);
if(requestCode==REQ_CODE)
{
if(resultCode==RESULT_OK && data.getExtras().containsKey(RESULT_KEY))
{
// Toast.makeText(this,data.getExtras().getString(RESULT_KEY),Toast.LENGTH_SHORT).show();
// this.mGLView.m_SelectedProjectPath = AppFuncs.path;
LoadFile f= new LoadFile();
f.execute("");
// this.mGLView.LoadProjectFile(AppFuncs.path);
}
}
}
ERROR/WindowManager(20040): Activity idtech.ESDN.Map has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@416a97b0 that was originally added here
android.view.WindowLeaked: Activity idtech.ESDN.Map has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@416a97b0 that was originally added here
at android.view.ViewRootImpl.<init>(ViewRootImpl.java:380)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:292)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:224)
at
android.view.WindowManagerImpl$CompatModeWrapper.addView(WindowManagerImpl.java:149)
at android.view.Window$LocalWindowManager.addView(Window.java:547)
at android.app.Dialog.show(Dialog.java:277)
at idtech.ESDN.Map$LoadFile.onPreExecute(Map.java:59)
at android.os.AsyncTask.executeOnExecutor(AsyncTask.java:586)
at android.os.AsyncTask.execute(AsyncTask.java:534)
at idtech.ESDN.Map.onActivityResult(Map.java:221)
at android.app.Activity.dispatchActivityResult(Activity.java:5194)
at android.app.ActivityThread.deliverResults(ActivityThread.java:3180)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:3227)
at android.app.ActivityThread.access$1100(ActivityThread.java:137)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1258)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:4838)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:841)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:608)
at dalvik.system.NativeStart.main(Native Method)
解决方案
Reason for happening this is :
You're trying to show a Dialog
after you've exited an Activity.
Solution :
To call dismiss()
on the Dialog
you created before exiting the Activity
, e.g. in onPause(). All windows & dialogs should be closed before leaving an Activity
.
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