[英]Class “android.support.v4.view.ViewPager” could not be instantiated
[英]Calculator app crashing with java.lang.NullPointerException at android.support.v4.view.ViewPager
我已經開發了一個Calcualtor應用程序。 不幸的是,該應用程序無法啟動,但出現了異常,例如“ android.support.v4.view.ViewPager。”不確定此問題的確切原因和原因。
java.lang.NullPointerException
at android.support.v4.view.ViewPager.getChildDrawingOrder(ViewPager.java:681)
at android.view.ViewGroup.buildOrderedChildList(ViewGroup.java:3314)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3189)
at android.view.View.draw(View.java:15117)
at android.support.v4.view.ViewPager.draw(ViewPager.java:2259)
at android.view.View.draw(View.java:15022)
at android.view.ViewGroup.drawChild_Original(ViewGroup.java:3404)
at android.view.ViewGroup_Delegate.drawChild(ViewGroup_Delegate.java:53)
at android.view.ViewGroup.drawChild(ViewGroup.java:3404)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3198)
at android.view.View.draw(View.java:15017)
at android.view.ViewGroup.drawChild_Original(ViewGroup.java:3404)
at android.view.ViewGroup_Delegate.drawChild(ViewGroup_Delegate.java:53)
at android.view.ViewGroup.drawChild(ViewGroup.java:3404)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3198)
at android.view.View.draw(View.java:15017)
at android.view.ViewGroup.drawChild_Original(ViewGroup.java:3404)
at android.view.ViewGroup_Delegate.drawChild(ViewGroup_Delegate.java:53)
at android.view.ViewGroup.drawChild(ViewGroup.java:3404)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3198)
at android.view.View.draw(View.java:15117)
at android.view.View.draw(View.java:15022)
at android.view.ViewGroup.drawChild_Original(ViewGroup.java:3404)
at android.view.ViewGroup_Delegate.drawChild(ViewGroup_Delegate.java:53)
at android.view.ViewGroup.drawChild(ViewGroup.java:3404)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3198)
at android.view.View.draw(View.java:15117)
at com.android.layoutlib.bridge.impl.RenderSessionImpl.render(RenderSessionImpl.java:587)
at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:334)
at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:350)
at com.android.tools.idea.rendering.RenderService$5.compute(RenderService.java:708)
at com.android.tools.idea.rendering.RenderService$5.compute(RenderService.java:697)
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:932)
at com.android.tools.idea.rendering.RenderService.createRenderSession(RenderService.java:697)
at com.android.tools.idea.rendering.RenderService.render(RenderService.java:816)
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager.doRender(AndroidLayoutPreviewToolWindowManager.java:646)
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager.access$1700(AndroidLayoutPreviewToolWindowManager.java:82)
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager$7$1.run(AndroidLayoutPreviewToolWindowManager.java:589)
at com.intellij.openapi.progress.impl.ProgressManagerImpl$2.run(ProgressManagerImpl.java:178)
at com.intellij.openapi.progress.ProgressManager.executeProcessUnderProgress(ProgressManager.java:209)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:212)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.runProcess(ProgressManagerImpl.java:171)
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager$7.run(AndroidLayoutPreviewToolWindowManager.java:584)
at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:320)
at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:310)
at com.intellij.util.ui.update.MergingUpdateQueue$2.run(MergingUpdateQueue.java:254)
at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:269)
at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:227)
at com.intellij.util.ui.update.MergingUpdateQueue.run(MergingUpdateQueue.java:217)
at com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:238)
at com.intellij.util.Alarm$Request$1.run(Alarm.java:327)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
activity_calculator_Port.xml
<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<include
layout="@layout/display"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<shashank_balaganchi.calculator.CalculatorPadViewPager
android:id="@+id/pad_pager"
android:layout_width="match_parent"
android:layout_height="0dip"
android:layout_weight="1"
android:overScrollMode="never">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<include layout="@layout/pad_numeric" />
<include layout="@layout/pad_operator_one_col" />
</LinearLayout>
<include layout="@layout/pad_advanced" />
</shashank_balaganchi.calculator.CalculatorPadViewPager>
</LinearLayout>
記錄貓文件說運行應用程序時
10-03 23:46:01.949 18129-18129/shashank_balaganchi.calculator E/dalvikvm﹕ Could not find class 'java.util.Locale$Builder', referenced from method shashank_balaganchi.calculator.CalculatorNumericPadLayout.onFinishInflate
10-03 23:46:01.949 18129-18129/shashank_balaganchi.calculator E/AndroidRuntime﹕ FATAL EXCEPTION: main
Process: shashank_balaganchi.calculator, PID: 18129
java.lang.RuntimeException: Unable to start activity ComponentInfo{shashank_balaganchi.calculator/shashank_balaganchi.calculator.Calculator}: android.view.InflateException: Binary XML file line #26: Error inflating class android.widget.Button
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2200)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2249)
at android.app.ActivityThread.access$800(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1212)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5052)
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:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:609)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.view.InflateException: Binary XML file line #26: Error inflating class android.widget.Button
at android.view.LayoutInflater.createView(LayoutInflater.java:623)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:672)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:758)
at android.view.LayoutInflater.parseInclude(LayoutInflater.java:842)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:748)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.inflate(LayoutInflater.java:495)
at android.view.LayoutInflater.inflate(LayoutInflater.java:400)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:290)
at android.app.Activity.setContentView(Activity.java:1946)
at shashank_balaganchi.calculator.Calculator.onCreate(Calculator.java:124)
at android.app.Activity.performCreate(Activity.java:5248)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2164)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2249)
at android.app.ActivityThread.access$800(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1212)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5052)
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:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:609)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.constructNative(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at android.view.LayoutInflater.createView(LayoutInflater.java:597)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:672)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:758)
at android.view.LayoutInflater.parseInclude(LayoutInflater.java:842)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:748)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.inflate(LayoutInflater.java:495)
at android.view.LayoutInflater.inflate(LayoutInflater.java:400)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:290)
at android.app.Activity.setContentView(Activity.java:1946)
at shashank_balaganchi.calculator.Calculator.onCreate(Calculator.java:124)
at android.app.Activity.performCreate(Activity.java:5248)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2164)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2249)
at android.app.ActivityThread.access$800(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1212)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5052)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:609)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.content.res.Resources$NotFoundException: File res/drawable/pad_button_background.xml from drawable resource ID #0x7f02003f
at android.content.res.Resources.loadDrawable(Resources.java:2139)
at android.content.res.MiuiResources.loadDrawable(MiuiResources.java:348)
at android.content.res.Resources.loadDrawable(Resources.java:2062)
at android.content.res.TypedArray.getDrawable(TypedArray.java:602)
at android.view.View.<init>(View.java:3558)
at android.widget.TextView.<init>(TextView.java:623)
at android.widget.Button.<init>(Button.java:107)
at android.widget.Button.<init>(Button.java:103)
at java.lang.reflect.Constructor.constructNative(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at android.view.LayoutInflater.createView(LayoutInflater.java:597)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:672)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:758)
at android.view.LayoutInflater.parseInclude(LayoutInflater.java:842)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:748)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.inflate(LayoutInflater.java:495)
at android.view.LayoutInflater.inflate(LayoutInflater.java:400)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:290)
at android.app.Activity.setContentView(Activity.java:1946)
at shashank_balaganchi.calculator.Calculator.onCreate(Calculator.java:124)
at android.app.Activity.performCreate(Activity.java:5248)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2164)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2249)
at android.app.ActivityThread.access$800(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1212)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5052)
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:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:609)
at dalvik.system.NativeStart.main(Native Method)
Caused by: org.xmlpull.v1.XmlPullParserException: Binary XML file line #18: invalid drawable tag ripple
at android.graphics.drawable.Drawable.createFromXmlInner(Drawable.java:935)
at android.graphics.drawable.Drawable.createFromXml(Drawable.java:879)
at android.content.res.Resources.createFromXml(Resources.java:2515)
at android.content.res.Resources.loadDrawable(Resources.java:2135)
at android.content.res.MiuiResources.loadDrawable(MiuiResources.java:348)
at android.content.res.Resources.loadDrawable(Resources.java:2062)
at android.content.res.TypedArray.getDrawable(TypedArray.java:602)
at android.view.View.<init>(View.java:3558)
at android.widget.TextView.<init>(TextView.java:623)
at android.widget.Button.<init>(Button.java:107)
at android.widget.Button.<init>(Button.java:103)
at java.lang.reflect.Constructor.constructNative(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at android.view.LayoutInflater.createView(LayoutInflater.java:597)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:56)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:672)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:758)
at android.view.LayoutInflater.parseInclude(LayoutInflater.java:842)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:748)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:761)
at android.view.LayoutInflater.inflate(LayoutInflater.java:495)
at android.view.LayoutInflater.inflate(LayoutInflater.java:400)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:290)
at android.app.Activity.setContentView(Activity.java:1946)
at shashank_balaganchi.calculator.Calculator.onCreate(Calculator.java:124)
at android.app.Activity.performCreate(Activity.java:5248)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2164)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2249)
at android.app.ActivityThread.access$800(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1212)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5052)
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:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:609)
at dalvik.system.NativeStart.main(Native Method)
Display.xml
<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/display"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/display_background_color"
android:elevation="4dip">
<shashank_balaganchi.calculator.CalculatorEditText
android:id="@+id/formula"
style="@style/DisplayEditTextStyle.Formula"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:inputType="text|textNoSuggestions"
android:textColor="@color/display_formula_text_color" />
<shashank_balaganchi.calculator.CalculatorEditText
android:id="@+id/result"
style="@style/DisplayEditTextStyle.Result"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@id/formula"
android:inputType="none"
android:focusable="false"
android:textColor="@color/display_result_text_color" />
</RelativeLayout>
Padadvance.xml
<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<shashank_balaganchi.calculator.CalculatorPadLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/pad_advanced"
style="@style/PadLayoutStyle.Advanced"
android:background="@color/pad_advanced_background_color">
<Button
android:id="@+id/fun_sin"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_fun_sin"
android:onClick="onButtonClick"
android:text="@string/fun_sin" />
<Button
android:id="@+id/fun_cos"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_fun_cos"
android:onClick="onButtonClick"
android:text="@string/fun_cos" />
<Button
android:id="@+id/fun_tan"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_fun_tan"
android:onClick="onButtonClick"
android:text="@string/fun_tan" />
<Button
android:id="@+id/fun_ln"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_fun_ln"
android:onClick="onButtonClick"
android:text="@string/fun_ln" />
<Button
android:id="@+id/fun_log"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_fun_log"
android:onClick="onButtonClick"
android:text="@string/fun_log" />
<Button
android:id="@+id/op_fact"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_op_fact"
android:onClick="onButtonClick"
android:text="@string/op_fact" />
<Button
android:id="@+id/const_pi"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_const_pi"
android:onClick="onButtonClick"
android:text="@string/const_pi" />
<Button
android:id="@+id/const_e"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_const_e"
android:onClick="onButtonClick"
android:text="@string/const_e" />
<Button
android:id="@+id/op_pow"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_op_pow"
android:onClick="onButtonClick"
android:text="@string/op_pow" />
<Button
android:id="@+id/lparen"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_lparen"
android:onClick="onButtonClick"
android:text="@string/lparen" />
<Button
android:id="@+id/rparen"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_rparen"
android:onClick="onButtonClick"
android:text="@string/rparen" />
<Button
android:id="@+id/op_sqrt"
style="@style/PadButtonStyle.Advanced"
android:contentDescription="@string/desc_op_sqrt"
android:onClick="onButtonClick"
android:text="@string/op_sqrt" />
</shashank_balaganchi.calculator.CalculatorPadLayout>
padnumeric.xml
<
?xml version="1.0" encoding="utf-8"?>
<!--
Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<shashank_balaganchi.calculator.CalculatorNumericPadLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/pad_numeric"
style="@style/PadLayoutStyle.Numeric"
android:background="@color/pad_numeric_background_color"
android:columnCount="3"
android:rowCount="4">
<Button
android:id="@+id/digit_7"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_8"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_9"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_4"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_5"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_6"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_1"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_2"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_3"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/dec_point"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/digit_0"
style="@style/PadButtonStyle.Numeric"
android:onClick="onButtonClick" />
<Button
android:id="@+id/eq"
style="@style/PadButtonStyle.Numeric.Equals"
android:contentDescription="@string/desc_eq"
android:onClick="onButtonClick"
android:text="@string/eq" />
</shashank_balaganchi.calculator.CalculatorNumericPadLayout>
res/drawable/pad_button_background.xml
缺少ID為#0x7f02003f的資源
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