因此，我目前在程序中唯一的布局是该activity_main文件。我有一个MainActivity类。我在保存xml文件时收到构建错误，并且未生成我的R文件。我读到不生成的R文件与xml错误有关。即使在构建cml时，eclipse也不会捕获这些错误。我包括了我的字符串xml文件，布局文件和android清单。非常感谢您的帮助。
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">django mouse</string>
<string name="title_activity_main">MainActivity</string>
<string name="hello_world">Hello world!</string>
<string name="welcome_header">Welcome to Django</string>
<string name="start_instructions">To begin enter your local ip address and then click the start button</string>
<string name="pebb_accel_header">Pebble Accelerometer Data</string>
<string name="main_x_coordinate">X: </string>
<string name="main_y_coordinate">Y: </string>
<string name="main_z_coordinate">Z: </string>
<string name="up_button">up</string>
<string name="down_button">down</string>
<string name="left_button">left</string>
<string name="right_button">right</string>
<string name="click_button">click</string>
<string name="start_button">start</string>
</resources>
activity_main
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:paddingBottom="20dp"
tools:context=".MainActivity"
tools:ignore="MergeRootFrame" >
<TextView
android:id="@+id/welcome_header"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:gravity="center_horizontal"
android:text="@string/welcome_header"
android:textColor="@color/Black"
android:textSize="22sp" />
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/start_stop_instructions"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingTop="75dp"
android:text="@string/start_instructions"
android:textColor="@color/Black"
android:textSize="18sp" />
<TextView
android:id="@+id/welcome_sub_header"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/start_stop_instructions"
android:paddingTop="16dp"
android:text="@string/pebb_accel_header"
android:textColor="@color/Black"
android:textSize="18sp" />
<LinearLayout
android:id="@+id/accel_data"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/pebb_accel_header"
android:orientation="vertical" >
<TextView
android:id="@+id/main_x_coordinate"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="@string/main_x_coordinate"
android:textColor="@color/Black" />
<TextView
android:id="@+id/main_y_coordinate"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="@string/main_y_coordinate"
android:textColor="@color/Black" />
<TextView
android:id="@+id/main_z_coordinate"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="@string/main_z_coordinate"
android:textColor="@color/Black" />
</LinearLayout>
<Button
android:id="@+id/up_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/accel_data"
android:layout_centerHorizontal="true"
android:layout_marginTop="32dp"
android:text="@string/up_button" />
<Button
android:id="@+id/down_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/up_button"
android:layout_centerHorizontal="true"
android:layout_marginTop="48dp"
android:text="@string/down_button" />
<Button
android:id="@+id/left_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/up_button"
android:layout_toLeftOf="@id/up_button"
android:text="@string/left_button" />
<Button
android:id="@+id/right_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/up_button"
android:layout_toRightOf="@id/up_button"
android:text="@string/right_button" />
<Button
android:id="@+id/click_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/up_button"
android:layout_toLeftOf="@id/right_button"
android:layout_toRightOf="@id/left_button"
android:text="@string/click_button" />
</RelativeLayout>
<Button
android:id="@+id/main_start_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:text="@string/start_button"
</RelativeLayout>`
Android清单
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.housedroid.djangomouse"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="19" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.housedroid.djangomouse.MainActivity"
android:label="@string/title_activity_main" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
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