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第2章 游戏开发基础知识/Sample2_5/.classpath

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+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="gen"/>
+	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

第2章 游戏开发基础知识/Sample2_5/.project

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+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Sample2_5</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.ApkBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

第2章 游戏开发基础知识/Sample2_5/.settings/org.eclipse.jdt.core.prefs

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+#Wed Jun 22 19:48:38 CST 2011
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.source=1.5

第2章 游戏开发基础知识/Sample2_5/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+      android:versionCode="1"
+      android:versionName="1.0" package="com.bn.pp5">
+    <application android:icon="@drawable/icon" android:label="@string/app_name">
+        <activity android:name=".Sample2_5_Activity"
+                  android:label="@string/app_name">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+    </application>
+
+
+</manifest> 

第2章 游戏开发基础知识/Sample2_5/default.properties

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+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+# 
+# This file must be checked in Version Control Systems.
+# 
+# To customize properties used by the Ant build system use,
+# "build.properties", and override values to adapt the script to your
+# project structure.
+
+# Project target.
+target=android-7

第2章 游戏开发基础知识/Sample2_5/gen/com/bn/pp5/R.java

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+/* AUTO-GENERATED FILE.  DO NOT MODIFY.
+ *
+ * This class was automatically generated by the
+ * aapt tool from the resource data it found.  It
+ * should not be modified by hand.
+ */
+
+package com.bn.pp5;
+
+public final class R {
+    public static final class attr {
+    }
+    public static final class drawable {
+        public static final int icon=0x7f020000;
+    }
+    public static final class id {
+        public static final int Button01=0x7f050003;
+        public static final int EditText01=0x7f050002;
+        public static final int EditText02=0x7f050005;
+        public static final int LinearLayout01=0x7f050000;
+        public static final int ScrollView01=0x7f050004;
+        public static final int TextView01=0x7f050001;
+    }
+    public static final class layout {
+        public static final int main=0x7f030000;
+    }
+    public static final class string {
+        public static final int app_name=0x7f040001;
+        public static final int hello=0x7f040000;
+    }
+}

第2章 游戏开发基础知识/Sample2_5/res/layout/main.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent"
+    >
+	<TextView  
+	android:text="文件IO--访问SD卡"
+    android:layout_width="fill_parent" 
+    android:textSize="16dip"
+    android:layout_height="wrap_content"     
+    android:gravity="center"
+    />    
+	<LinearLayout
+	android:id="@+id/LinearLayout01" 
+	android:orientation="horizontal"
+	android:layout_width="fill_parent" 
+	android:layout_height="wrap_content">
+		<TextView 
+		android:text="文件名：" 
+		android:textSize="18dip"
+		android:id="@+id/TextView01" 
+		android:layout_width="wrap_content" 
+		android:layout_height="wrap_content">
+		</TextView>
+		<EditText 
+		android:text="AndroidIO.txt" 
+		android:id="@+id/EditText01" 
+		android:singleLine="true"
+		android:layout_weight="1"
+		android:layout_width="wrap_content" 
+		android:layout_height="wrap_content">
+		</EditText>
+		<Button 
+		android:text="打开文件" 
+		android:id="@+id/Button01" 
+		android:layout_width="wrap_content" 
+		android:layout_height="wrap_content">
+		</Button>
+	</LinearLayout>
+	<ScrollView 
+	android:id="@+id/ScrollView01" 
+	android:layout_width="fill_parent" 
+	android:layout_height="fill_parent">
+		<EditText 
+		android:text="" 
+		android:id="@+id/EditText02" 
+		android:editable="false"
+		android:layout_width="fill_parent" 
+		android:layout_height="fill_parent">
+		</EditText>
+	</ScrollView>
+</LinearLayout>

第2章 游戏开发基础知识/Sample2_5/res/values/strings.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="hello">Hello World, Sample3_1_Activity!</string>
+    <string name="app_name">Sample2_5</string>
+</resources>

第2章 游戏开发基础知识/Sample2_5/src/com/bn/pp5/Sample2_5_Activity.java

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+package com.bn.pp5;
+
+import java.io.File;										//引入相关包
+import java.io.FileInputStream;
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+public class Sample2_5_Activity extends Activity {			//创建Activity   
+    @Override
+    public void onCreate(Bundle savedInstanceState) {		//重写onCreate方法
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.main);						//设置layout        
+        Button ok=(Button)this.findViewById(R.id.Button01);	//获取打开Button
+        ok.setOnClickListener								//为打开按钮添加监听器
+        (	new OnClickListener()
+        	{	public void onClick(View v) 
+				{	EditText et1=(EditText)findViewById(R.id.EditText01);
+					//调用loadText方法获取对应文件名的文件
+					String nr=loadText(et1.getText().toString().trim());
+					EditText et2=(EditText)findViewById(R.id.EditText02);
+					//设置显示框内容
+					et2.setText(nr);
+		}});}    
+    public String loadText(String name)						//加载SD卡文件方法
+    {  	String nr=null;										//内容字符串
+    	try 
+    	{	File f=new File("/sdcard/"+name);				//创建对应文件
+        	byte[] buff=new byte[(int) f.length()];			//创建响应大小的byte数组
+			FileInputStream fis=new FileInputStream(f);
+			fis.read(buff);									//读入文件
+			fis.close();									//关闭输入流
+			nr=new String(buff,"utf-8");					//转码生成字符串
+			nr=nr.replaceAll("\\r\\n","\n");} 				//替换换行符
+    	catch (Exception e) 
+    	{	//没有找到文件提示
+    		Toast.makeText(getBaseContext(), "对不起，没有找到指定文件。", Toast.LENGTH_LONG).show();	}
+		return nr; 											//返回内容字符串   	
+    }}