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/**
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*
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*
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*
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*/
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package com.android.app;
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import android.app.Activity;
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09
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import android.hardware.Camera;
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import android.hardware.Camera.Parameters;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.TextView;
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import android.widget.Toast;
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15
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public class Main extends Activity
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private boolean isopentfalse;
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private Camera
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@Override
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protected void onCreate(Bundle
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//
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super.onCreate(savedInstanceState);
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Viewthis,null);
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setContentView(view);
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TextView
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img_but.setOnClickListener(new View.OnClickListener()
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@Override
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public void onClick(View
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//
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if (!isopent)
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Toast.makeText(getApplicationContext(), "您已经打开了手电筒", 0)
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.show();
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camera
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Parameters
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params.setFlashMode(Parameters.FLASH_MODE_TORCH);
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camera.setParameters(params);
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camera.startPreview(); //
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isopenttrue;
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} else {
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Toast.makeText(getApplicationContext(), "关闭了手电筒",
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Toast.LENGTH_SHORT).show();
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camera.stopPreview(); //
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camera.release(); //
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isopentfalse;
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}
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}
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});
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}
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}
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[代码] 布局文件代码
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<?xml"1.0" encoding="utf-8"?>
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<LinearLayout"http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:orientation="vertical" >
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<TextView
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android:id="@+id/main_img"
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android:layout_width="fill_parent"
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android:layout_height="fill_parent"
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android:background="@drawable/main_body">
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</TextView>
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</LinearLayout>
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[代码] AndroidManifest.xml文件
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<manifest"http://schemas.android.com/apk/res/android"
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package="com.android.app"
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android:versionCode="1"
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android:versionName="1.0" >
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<uses-sdk
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android:minSdkVersion="8"
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android:targetSdkVersion="15" />
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<application
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android:icon="@drawable/ic_launcher"
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android:label="@string/app_name"
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android:theme="@style/AppTheme" >
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<activity".AppStart" >
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<intent-filter>
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<action"android.intent.action.MAIN" />
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<category"android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<activity".Main" >
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</activity>
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</application>
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<!--
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<uses-permission"android.permission.CAMERA" />
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<uses-permission"android.permission.FLASHLIGHT" />
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<uses-feature"android.hardware.camera" />
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<uses-feature"android.hardware.camera.autofocus" />
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<uses-feature"android.hardware.camera.flash" />
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</manifest>
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时间： 2024-10-21 13:15:53