安卓:DatePicker的不工作的内部活动 [英] Android: DatePicker not working inside Activity
问题描述
在我的应用程序有一个的TabBar和我使用的ActivityGroup加载内容到每个选项卡,如下图所示。
公共类第一集团扩展的ActivityGroup {
//记住这一个静态变量,使之成为所有nesten活动的访问,让他们操纵的观点
公共静态第一集团组;
//需要的,如果你想后退按钮正常工作跟踪历史的,不要使用这个,如果你的活动需要大量的内存。
私人的ArrayList<视图>历史;
@覆盖
保护无效的onCreate(包savedInstanceState){
super.onCreate(savedInstanceState);
this.history =新的ArrayList<视图>();
组=这一点;
//开始根系活力withing组,并得到其观点
查看查看= getLocalActivityManager()。startActivity(FlightsActivity,新
意图(这一点,FlightsActivity.class)
.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))
.getDecorView();
//替换此的ActivityGroup的观点
replaceView(视图);
}
公共无效replaceView(视图v){
//添加旧的历史
history.add(五);
//改变这一组查看到新的视图。
的setContentView(五);
}
我有内部的FlightsActivity活动类和我需要一个日期选择器是displayed.I写了$ C $下,图像的onclick事件的图像,它工作正常,当我直接指定FlightsActivity作为的选项卡的内容,而不是通过ActivityGroup.But加载现在我得到一个错误
10-20 14:11:16.302:ERROR / AndroidRuntime(294):致命异常:主要
10-20 14:11:16.302:ERROR / AndroidRuntime(294):android.view.WindowManager $ BadTokenException:无法添加窗口 - 令牌android.app.LocalActivityManager$LocalActivityRecord@43e497e0无效;在您的活动运行?
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.view.ViewRoot.setView(ViewRoot.java:505)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.view.WindowManagerImpl.addView(WindowManagerImpl.java:177)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.view.WindowManagerImpl.addView(WindowManagerImpl.java:91)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.view.Window $ LocalWindowManager.addView(Window.java:424)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.app.Dialog.show(Dialog.java:241)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.app.DatePickerDialog.show(DatePickerDialog.java:129)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.app.Activity.showDialog(Activity.java:2556)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.app.Activity.showDialog(Activity.java:2514)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在tabviewapp.com.FlightsActivity $ 10.onClick(FlightsActivity.java:166)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.view.View.performClick(View.java:2408)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.view.View $ PerformClick.run(View.java:8816)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.os.Handler.handleCallback(Handler.java:587)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.os.Handler.dispatchMessage(Handler.java:92)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.os.Looper.loop(Looper.java:123)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在android.app.ActivityThread.main(ActivityThread.java:4627)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在java.lang.reflect.Method.invokeNative(本机方法)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在java.lang.reflect.Method.invoke(Method.java:521)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:868)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
10-20 14:11:16.302:ERROR / AndroidRuntime(294):在dalvik.system.NativeStart.main(本机方法)
下面是我的$ C $下实施日期选择器:
mPickDate =(ImageView的)findViewById(R.id.pickDate);
mPickDate.setOnClickListener(新View.OnClickListener(){
公共无效的onClick(视图v){
的ShowDialog(DATE_DIALOG_ID);
}
});
@覆盖
受保护的对话框onCreateDialog(INT ID){
开关(ID){
案例DATE_DIALOG_ID:
返回新DatePickerDialog(这一点,
mDateSetListener,
mYear,mMonth,MDAY);
案例DATE_DIALOG_ID_RETURN:
返回新DatePickerDialog(这一点,
mDateSetListenerreturn,
mYear,mMonth,MDAY);
}
返回null;
}
//更新日期TextView的
私人无效updateDisplay(TextView的mDateDisplay){
mDateDisplay.setText(
新的StringBuilder()
//月份是0基于所以加1
.append(MDAY).append( - )
.append(mMonth + 1).append( - )
.append(mYear).append()
);
}
私人DatePickerDialog.OnDateSetListener mDateSetListener =
新DatePickerDialog.OnDateSetListener(){
公共无效onDateSet(DatePicker的观点,年整型,
INT monthOfYear,诠释DAYOFMONTH){
mYear =年;
mMonth = monthOfYear;
MDAY = DAYOFMONTH;
updateDisplay(mDateDisplay);
}
};
私人DatePickerDialog.OnDateSetListener mDateSetListenerreturn =
新DatePickerDialog.OnDateSetListener(){
公共无效onDateSet(DatePicker的观点,年整型,
INT monthOfYear,诠释DAYOFMONTH){
mYear =年;
mMonth = monthOfYear;
MDAY = DAYOFMONTH;
updateDisplay(mDateDisplayreturn);
}
};
试试这个,以显示你的背景来代替:
来代替:
的setContentView(R.layout.xyz);
尝试: 查看viewToLoad = LayoutInflater.from(this.getParent())膨胀(R.layout.xyz,NULL);
this.setContentView(viewToLoad);
In my application I have a Tabbar and I am using ActivityGroup to load contents into each tab as shown below.
public class FirstGroup extends ActivityGroup {
// Keep this in a static variable to make it accessible for all the nesten activities, lets them manipulate the view
public static FirstGroup group;
// Need to keep track of the history if you want the back-button to work properly, don't use this if your activities requires a lot of memory.
private ArrayList<View> history;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.history = new ArrayList<View>();
group = this;
// Start the root activity withing the group and get its view
View view = getLocalActivityManager().startActivity("FlightsActivity", new
Intent(this,FlightsActivity.class)
.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))
.getDecorView();
// Replace the view of this ActivityGroup
replaceView(view);
}
public void replaceView(View v) {
// Adds the old one to history
history.add(v);
// Changes this Groups View to the new View.
setContentView(v);
}
i have an image inside the FlightsActivity activity class and on the onClick event of the image I need a datepicker to be displayed.I have written the code for that and it was working fine when I was directly specifying FlightsActivity as the content of the tab instead of loading it through the ActivityGroup.But now i am getting an error
10-20 14:11:16.302: ERROR/AndroidRuntime(294): FATAL EXCEPTION: main
10-20 14:11:16.302: ERROR/AndroidRuntime(294): android.view.WindowManager$BadTokenException: Unable to add window -- token android.app.LocalActivityManager$LocalActivityRecord@43e497e0 is not valid; is your activity running?
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.view.ViewRoot.setView(ViewRoot.java:505)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:177)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:91)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.view.Window$LocalWindowManager.addView(Window.java:424)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.app.Dialog.show(Dialog.java:241)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.app.DatePickerDialog.show(DatePickerDialog.java:129)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.app.Activity.showDialog(Activity.java:2556)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.app.Activity.showDialog(Activity.java:2514)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at tabviewapp.com.FlightsActivity$10.onClick(FlightsActivity.java:166)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.view.View.performClick(View.java:2408)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.view.View$PerformClick.run(View.java:8816)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.os.Handler.handleCallback(Handler.java:587)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.os.Handler.dispatchMessage(Handler.java:92)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.os.Looper.loop(Looper.java:123)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at android.app.ActivityThread.main(ActivityThread.java:4627)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at java.lang.reflect.Method.invokeNative(Native Method)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at java.lang.reflect.Method.invoke(Method.java:521)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
10-20 14:11:16.302: ERROR/AndroidRuntime(294): at dalvik.system.NativeStart.main(Native Method)
Below is my code for implementing the datepicker:
mPickDate = (ImageView) findViewById(R.id.pickDate);
mPickDate.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
showDialog(DATE_DIALOG_ID);
}
});
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DATE_DIALOG_ID:
return new DatePickerDialog(this,
mDateSetListener,
mYear, mMonth, mDay);
case DATE_DIALOG_ID_RETURN:
return new DatePickerDialog(this,
mDateSetListenerreturn,
mYear, mMonth, mDay);
}
return null;
}
// updates the date in the TextView
private void updateDisplay(TextView mDateDisplay) {
mDateDisplay.setText(
new StringBuilder()
// Month is 0 based so add 1
.append(mDay).append("-")
.append(mMonth + 1).append("-")
.append(mYear).append("")
);
}
private DatePickerDialog.OnDateSetListener mDateSetListener =
new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth) {
mYear = year;
mMonth = monthOfYear;
mDay = dayOfMonth;
updateDisplay(mDateDisplay);
}
};
private DatePickerDialog.OnDateSetListener mDateSetListenerreturn =
new DatePickerDialog.OnDateSetListener() {
public void onDateSet(DatePicker view, int year,
int monthOfYear, int dayOfMonth) {
mYear = year;
mMonth = monthOfYear;
mDay = dayOfMonth;
updateDisplay(mDateDisplayreturn);
}
};
Try this to display your context instead :
instead of :
setContentView(R.layout.xyz);
try : View viewToLoad = LayoutInflater.from(this.getParent()).inflate(R.layout.xyz, null);
this.setContentView(viewToLoad );
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