Android 执行LinearLayout.addView(视图)时发生IllegalStateException
因此,我试图在buttonclick上向布局添加视图,但它抛出了IllegalStateException。我将此视图添加到活动开始时显示的LinearLayout内部的LinearLayout中 以下是日志:Android 执行LinearLayout.addView(视图)时发生IllegalStateException,android,android-layout,android-linearlayout,illegalstateexception,Android,Android Layout,Android Linearlayout,Illegalstateexception,因此,我试图在buttonclick上向布局添加视图,但它抛出了IllegalStateException。我将此视图添加到活动开始时显示的LinearLayout内部的LinearLayout中 以下是日志: 06-13 20:05:20.415 12368-12368/com.nttkjwmp.syncc.app V/Zygote﹕ Switching descriptor 9 to /dev/null 06-13 20:05:20.420 12368-12368/com.nttkjwm
06-13 20:05:20.415 12368-12368/com.nttkjwmp.syncc.app V/Zygote﹕ Switching descriptor 9 to /dev/null
06-13 20:05:20.420 12368-12368/com.nttkjwmp.syncc.app D/dalvikvm﹕ Late-enabling CheckJNI
06-13 20:05:20.495 12368-12368/com.nttkjwmp.syncc.app D/ActivityThread﹕ handleBindApplication:com.nttkjwmp.syncc.app
06-13 20:05:20.495 12368-12368/com.nttkjwmp.syncc.app D/ActivityThread﹕ setTargetHeapUtilization:0.75
06-13 20:05:20.495 12368-12368/com.nttkjwmp.syncc.app D/ActivityThread﹕ setTargetHeapMinFree:2097152
06-13 20:05:20.925 12368-12368/com.nttkjwmp.syncc.app D/libEGL﹕ loaded /system/lib/egl/libEGL_mali.so
06-13 20:05:20.930 12368-12368/com.nttkjwmp.syncc.app D/libEGL﹕ loaded /system/lib/egl/libGLESv1_CM_mali.so
06-13 20:05:20.935 12368-12368/com.nttkjwmp.syncc.app D/libEGL﹕ loaded /system/lib/egl/libGLESv2_mali.so
06-13 20:05:20.940 12368-12368/com.nttkjwmp.syncc.app E/﹕ Device driver API match
Device driver API version: 23
User space API version: 23
06-13 20:05:20.940 12368-12368/com.nttkjwmp.syncc.app E/﹕ mali: REVISION=Linux-r3p2-01rel3 BUILD_DATE=Wed Oct 9 21:05:57 KST 2013
06-13 20:05:21.005 12368-12368/com.nttkjwmp.syncc.app D/OpenGLRenderer﹕ Enabling debug mode 0
06-13 20:05:21.415 12368-12368/com.nttkjwmp.syncc.app I/Timeline﹕ Timeline: Activity_idle id: android.os.BinderProxy@41b6cf08 time:2108923
06-13 20:05:27.535 12368-12368/com.nttkjwmp.syncc.app I/Timeline﹕ Timeline: Activity_launch_request id:com.nttkjwmp.syncc.app time:2115041
06-13 20:05:28.185 12368-12368/com.nttkjwmp.syncc.app E/SpannableStringBuilder﹕ SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length
06-13 20:05:28.185 12368-12368/com.nttkjwmp.syncc.app E/SpannableStringBuilder﹕ SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length
06-13 20:05:28.185 12368-12368/com.nttkjwmp.syncc.app I/Timeline﹕ Timeline: Activity_idle id: android.os.BinderProxy@41dd3b68 time:2115693
06-13 20:05:30.830 12368-12368/com.nttkjwmp.syncc.app D/AndroidRuntime﹕ Shutting down VM
06-13 20:05:30.830 12368-12368/com.nttkjwmp.syncc.app W/dalvikvm﹕ threadid=1: thread exiting with uncaught exception (group=0x418b4ce0)
06-13 20:05:30.840 12368-12368/com.nttkjwmp.syncc.app E/AndroidRuntime﹕ FATAL EXCEPTION: main
Process: com.nttkjwmp.syncc.app, PID: 12368
java.lang.IllegalStateException: Could not execute method of the activity
at android.view.View$1.onClick(View.java:3830)
at android.view.View.performClick(View.java:4445)
at android.view.View$PerformClick.run(View.java:18446)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5128)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at android.view.View$1.onClick(View.java:3825)
at android.view.View.performClick(View.java:4445)
at android.view.View$PerformClick.run(View.java:18446)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5128)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.NullPointerException
at com.nttkjwmp.syncc.app.NewEventActivity.addReminder(NewEventActivity.java:104)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at android.view.View$1.onClick(View.java:3825)
at android.view.View.performClick(View.java:4445)
at android.view.View$PerformClick.run(View.java:18446)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5128)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:795)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:611)
at dalvik.system.NativeStart.main(Native Method)
06-13 20:05:32.365 12368-12368/com.nttkjwmp.syncc.app I/Process﹕ Sending signal. PID: 12368 SIG: 9
06-13 20:05:32.470 12740-12740/com.nttkjwmp.syncc.app D/ActivityThread﹕ handleBindApplication:com.nttkjwmp.syncc.app
06-13 20:05:32.475 12740-12740/com.nttkjwmp.syncc.app D/ActivityThread﹕ setTargetHeapUtilization:0.75
06-13 20:05:32.475 12740-12740/com.nttkjwmp.syncc.app D/ActivityThread﹕ setTargetHeapMinFree:2097152
06-13 20:05:32.700 12740-12740/com.nttkjwmp.syncc.app D/libEGL﹕ loaded /system/lib/egl/libEGL_mali.so
06-13 20:05:32.700 12740-12740/com.nttkjwmp.syncc.app D/libEGL﹕ loaded /system/lib/egl/libGLESv1_CM_mali.so
06-13 20:05:32.705 12740-12740/com.nttkjwmp.syncc.app D/libEGL﹕ loaded /system/lib/egl/libGLESv2_mali.so
06-13 20:05:32.710 12740-12740/com.nttkjwmp.syncc.app E/﹕ Device driver API match
Device driver API version: 23
User space API version: 23
06-13 20:05:32.710 12740-12740/com.nttkjwmp.syncc.app E/﹕ mali: REVISION=Linux-r3p2-01rel3 BUILD_DATE=Wed Oct 9 21:05:57 KST 2013
06-13 20:05:32.775 12740-12740/com.nttkjwmp.syncc.app D/OpenGLRenderer﹕ Enabling debug mode 0
06-13 20:05:33.070 12740-12740/com.nttkjwmp.syncc.app I/Timeline﹕ Timeline: Activity_idle id: android.os.BinderProxy@41b72bf8 time:2120575
下面是按钮的onClick方法:
提醒容器是我想要添加视图的线性布局。它位于另一个线性布局的内部
以下是提醒_layout.xml文件:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/reminder_layout"
>
<Spinner
android:id="@+id/reminder_time"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
/>
<Spinner
android:id="@+id/reminder_type"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
/>
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_action_remove"
/>
</LinearLayout>
有人能指出错误吗?我错过了什么
提前谢谢 这里有一个addReminder(View)方法,它是按钮的onClick方法。我把这个方法放在postmemenders是一个ArrayList中,但这并不重要:O如果我去掉那一行,它仍然不起作用,
NewEventActivity
类中的第104行是什么?是不是remendercontainer.addView(提醒)代码>或提醒。添加(提醒)代码>?您是否正在初始化提醒容器
和提醒
呢?NewEventActivity.addReminder(View视图)方法位于第104行。它说:public void addrementer(View-View){
I初始化了提醒容器和提醒:rementercontainer=(LinearLayout)findViewById(R.id.rementer_容器);
rementers=newarraylist();
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/reminder_layout"
>
<Spinner
android:id="@+id/reminder_time"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
/>
<Spinner
android:id="@+id/reminder_type"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
/>
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/ic_action_remove"
/>
</LinearLayout>