本文实例为大家分享了Android实现分享功能的具体代码，供大家参考，具体内容如下
因为公司的需求，最近一直在做分享这一块的功能。大概有这样几种思路：
1.使用Intent调用andoird原生的分享功能；
2.使用第三方的sdk，比如ShareSdk或者友盟；
3.去对应的平台下载jar包，参考官方设计文档写出自己的分享demo，但这种一般也比较复杂，尤其搞不懂qq和微信一家公司的，为什么微信那么麻烦。
不废话了，直接上代码：
一. 新建ShareUtil.java类
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import java.io.File;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.net.Uri;
import android.text.TextUtils;
import android.widget.Toast;
public class ShareUtil {
private Context context;
public ShareUtil(Context context) {
this.context = context;
}
public static final String WEIXIN_PACKAGE_NAME = "";
public static final String QQ_PACKAGE_NAME = "";
// public static final String ;
/**
* 分享文字
* @param packageName
* @param content
* @param title
* @param subject
*/
public void shareText(String packageName,String className,String content,String title,String subject){
Intent intent =new Intent();
intent.setAction(Intent.ACTION_SEND);
intent.setType("text/plain");
// if(null != className && null != packageName && !TextUtils.isEmpty(className) && !TextUtils.isEmpty(packageName)){
//
// }else {
// if(null != packageName && !TextUtils.isEmpty(packageName)){
// intent.setPackage(packageName);
// }
// }
if(stringCheck(className) && stringCheck(packageName)){
ComponentName componentName = new ComponentName(packageName, className);
intent.setComponent(componentName);
}else if(stringCheck(packageName)){
intent.setPackage(packageName);
}
intent.putExtra(Intent.EXTRA_TEXT, content);
if(null != title && !TextUtils.isEmpty(title)){
intent.putExtra(Intent.EXTRA_TITLE, title);
}
if(null != subject && !TextUtils.isEmpty(subject)){
intent.putExtra(Intent.EXTRA_SUBJECT, subject);
}
intent.putExtra(Intent.EXTRA_TITLE, title);
Intent chooserIntent = Intent.createChooser(intent, "分享到：");
context.startActivity(chooserIntent);
}
/**
* 分享网页
*/
public void shareUrl(String packageName,String className,String content,String title,String subject){
Intent intent =new Intent();
intent.setAction(Intent.ACTION_SEND);
intent.setType("text/plain");
// if(null != className && null != packageName && !TextUtils.isEmpty(className) && !TextUtils.isEmpty(packageName)){
//
// }else {
// if(null != packageName && !TextUtils.isEmpty(packageName)){
// intent.setPackage(packageName);
// }
// }
if(stringCheck(className) && stringCheck(packageName)){
ComponentName componentName = new ComponentName(packageName, className);
intent.setComponent(componentName);
}else if(stringCheck(packageName)){
intent.setPackage(packageName);
}
intent.putExtra(Intent.EXTRA_TEXT, content);
if(null != title && !TextUtils.isEmpty(title)){
intent.putExtra(Intent.EXTRA_TITLE, title);
}
if(null != subject && !TextUtils.isEmpty(subject)){
intent.putExtra(Intent.EXTRA_SUBJECT, subject);
}
intent.putExtra(Intent.EXTRA_TITLE, title);
Intent chooserIntent = Intent.createChooser(intent, "分享到：");
context.startActivity(chooserIntent);
}
/**
* 分享图片
*/
public void shareImg(String packageName,String className,File file){
if(file.exists()){
Uri uri = Uri.fromFile(file);
Intent intent = new Intent();
intent.setAction(Intent.ACTION_SEND);
intent.setType("image/*");
if(stringCheck(packageName) && stringCheck(className)){
intent.setComponent(new ComponentName(packageName, className));
}else if (stringCheck(packageName)) {
intent.setPackage(packageName);
}
intent.putExtra(Intent.EXTRA_STREAM, uri);
Intent chooserIntent = Intent.createChooser(intent, "分享到:");
context.startActivity(chooserIntent);
}else {
Toast.makeText(context, "文件不存在", 1000).show();
}
}
/**
* 分享音乐
*/
public void shareAudio(String packageName,String className,File file){
if(file.exists()){
Uri uri = Uri.fromFile(file);
Intent intent = new Intent();
intent.setAction(Intent.ACTION_SEND);
intent.setType("audio/*");
if(stringCheck(packageName) && stringCheck(className)){
intent.setComponent(new ComponentName(packageName, className));
}else if (stringCheck(packageName)) {
intent.setPackage(packageName);
}
intent.putExtra(Intent.EXTRA_STREAM, uri);
Intent chooserIntent = Intent.createChooser(intent, "分享到:");
context.startActivity(chooserIntent);
}else {
Toast.makeText(context, "文件不存在", 1000).show();
}
}
/**
* 分享视频
*/
public void shareVideo(String packageName,String className,File file){
setIntent("video/*", packageName, className, file);
}
public void setIntent(String type,String packageName,String className,File file){
if(file.exists()){
Uri uri = Uri.fromFile(file);
Intent intent = new Intent();
intent.setAction(Intent.ACTION_SEND);
intent.setType(type);
if(stringCheck(packageName) && stringCheck(className)){
intent.setComponent(new ComponentName(packageName, className));
}else if (stringCheck(packageName)) {
intent.setPackage(packageName);
}
intent.putExtra(Intent.EXTRA_STREAM, uri);
Intent chooserIntent = Intent.createChooser(intent, "分享到:");
context.startActivity(chooserIntent);
}else {
Toast.makeText(context, "文件不存在", 1000).show();
}
}
/**
* 分享多张图片和文字至朋友圈
* @param title
* @param packageName
* @param className
* @param file 图片文件
*/
public void shareImgToWXCircle(String title,String packageName,String className, File file){
if(file.exists()){
Uri uri = Uri.fromFile(file);
Intent intent = new Intent();
ComponentName comp = new ComponentName(packageName, className);
intent.setComponent(comp);
intent.setAction(Intent.ACTION_SEND);
intent.setType("image/*");
intent.putExtra(Intent.EXTRA_STREAM, uri);
intent.putExtra("Kdescription", title);
context.startActivity(intent);
}else{
Toast.makeText(context, "文件不存在", Toast.LENGTH_LONG).show();
}
}
/**
* 是否安装分享app
* @param packageName
*/
public boolean checkInstall(String packageName){
try {
context.getPackageManager().getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
return true;
} catch (NameNotFoundException e) {
e.printStackTrace();
Toast.makeText(context, "请先安装应用app", 1500).show();
return false;
}
}
/**
* 跳转官方安装网址
*/
public void toInstallWebView(String url){
Intent intent = new Intent();
intent.setAction(Intent.ACTION_VIEW);
intent.setData(Uri.parse(url));
context.startActivity(intent);
}
public static boolean stringCheck(String str){
if(null != str && !TextUtils.isEmpty(str)){
return true;
}else {
return false;
}
}
}
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二. MainActivity.java类
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import java.io.File;
import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class MainActivity extends Activity implements OnClickListener {
Button btnQQ;
Button btnWX;
Button btnMore;
Button btnWxFriendText;
Button btnQQFriendText;
Button btnWxFriendImg;
Button btnQQFriendImg;
Button btnWxFriendAudio;
Button btnQQFriendAduio;
Button btnWxFriendVideo;
Button btnQQFriendVideo;
ShareUtil shareUtil;
private Button btn_wxCircle_img;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btnQQ = (Button) findViewById(R.id.btn_qq);
btnWX = (Button) findViewById(R.id.btn_wx);
btnMore = (Button) findViewById(R.id.btn_more);
btnWxFriendText = (Button) findViewById(R.id.btn_wxFriend);
btnQQFriendText = (Button) findViewById(R.id.btn_qqFriend);
btnWxFriendImg = (Button) findViewById(R.id.btn_wxFriend_img);
btnQQFriendImg = (Button) findViewById(R.id.btn_qqFriend_img);
btnWxFriendAudio = (Button) findViewById(R.id.btn_wxFriend_audio);
btnQQFriendAduio = (Button) findViewById(R.id.btn_qqFriend_audio);
btnWxFriendVideo = (Button) findViewById(R.id.btn_wxFriend_video);
btnQQFriendVideo = (Button) findViewById(R.id.btn_qqFriend_video);
btn_wxCircle_img = (Button) findViewById(R.id.btn_wxCircle_img);
btnQQ.setOnClickListener(this);
btnWX.setOnClickListener(this);
btnMore.setOnClickListener(this);
btnWxFriendText.setOnClickListener(this);
btnQQFriendText.setOnClickListener(this);
btnWxFriendImg.setOnClickListener(this);
btnQQFriendImg.setOnClickListener(this);
btnWxFriendAudio.setOnClickListener(this);
btnQQFriendAduio.setOnClickListener(this);
btnWxFriendVideo.setOnClickListener(this);
btnQQFriendVideo.setOnClickListener(this);
btn_wxCircle_img.setOnClickListener(this);
shareUtil = new ShareUtil(this);
}
@Override
public void onClick(View v) {
String testImgPath = "/storage/emulated/legacy/display-client/picture/my.png";
String testImagePath = Environment.getExternalStorageDirectory()
+ "/img.jpg";
String testAudioPath = Environment.getExternalStorageDirectory()
+ "/audio.mp3";
String testVideoPath = Environment.getExternalStorageDirectory()
+ "/video.mp4";
File file = new File(testImgPath);
File fileImage = new File(testImagePath);
File fileAudio = new File(testAudioPath);
File fileVideo = new File(testVideoPath);
switch (v.getId()) {
// qq&文字
case R.id.btn_qq:
shareUtil.shareText("com.tencent.mobileqq", null, "这是一条分享信息",
"分享标题", "分享主题");
break;
// 微信&文字
case R.id.btn_wx:
shareUtil.shareText("com.tencent.mm", null, "这是一条分享信息", "分享标题",
"分享主题");
break;
// 所有&文字
case R.id.btn_more:
shareUtil.shareText(null, null, "这是一条分享信息", "分享标题", "分享主题");
break;
// 微信朋友&文字
case R.id.btn_wxFriend:
if (shareUtil.checkInstall("com.tencent.mm")) {
shareUtil.shareText("com.tencent.mm",
"com.tencent.mm.ui.tools.ShareImgUI",
"http://www.aiipu.com/", "分享标题", "分享主题");
} else {
shareUtil.toInstallWebView("http://weixin.qq.com/download");
}
break;
// qq朋友&文字
case R.id.btn_qqFriend:
if (shareUtil.checkInstall("com.tencent.mobileqq")) {
shareUtil.shareText("com.tencent.mobileqq",
"com.tencent.mobileqq.activity.JumpActivity",
"http://www.aiipu.com/", "分享标题", "分享主题");
} else {
shareUtil.toInstallWebView("http://im.qq.com/mobileqq/");
}
break;
// 微信朋友&图片
case R.id.btn_wxFriend_img:
shareUtil.shareImg("com.tencent.mm",
"com.tencent.mm.ui.tools.ShareImgUI", fileImage);
break;
// qq朋友&图片
case R.id.btn_qqFriend_img:
shareUtil.shareImg("com.tencent.mobileqq",
"com.tencent.mobileqq.activity.JumpActivity", fileImage);
break;
case R.id.btn_wxFriend_audio:
shareUtil.shareAudio("com.tencent.mm",
"com.tencent.mm.ui.tools.ShareImgUI", fileAudio);
break;
case R.id.btn_qqFriend_audio:
shareUtil.shareAudio("com.tencent.mobileqq",
"com.tencent.mobileqq.activity.JumpActivity", fileAudio);
break;
case R.id.btn_wxFriend_video:
shareUtil.shareVideo("com.tencent.mm",
"com.tencent.mm.ui.tools.ShareImgUI", fileVideo);
break;
case R.id.btn_qqFriend_video:
shareUtil.shareVideo("com.tencent.mobileqq",
"com.tencent.mobileqq.activity.JumpActivity", fileVideo);
break;
case R.id.btn_wxCircle_img:
shareUtil.shareImgToWXCircle("狗狗图片", "com.tencent.mm",
"com.tencent.mm.ui.tools.ShareToTimeLineUI", fileImage);
break;
}
}
}
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三.布局文件activity_main.xml
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<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:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.ai.ipu.share_inent.MainActivity" >
<Button
android:id="@+id/btn_qq"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="qq"/>
<Button
android:id="@+id/btn_wx"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="wx"
android:layout_below="@+id/btn_qq"/>
<Button
android:id="@+id/btn_more"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="more"
android:layout_below="@+id/btn_wx"/>
<Button
android:id="@+id/btn_wxFriend"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_more"
android:text="wxFriendText"/>
<Button
android:id="@+id/btn_qqFriend"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_wxFriend"
android:text="qqFriendText" />
<Button
android:id="@+id/btn_wxFriend_img"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_more"
android:layout_toRightOf="@+id/btn_wxFriend"
android:text="wxFriendImg" />
<Button
android:id="@+id/btn_qqFriend_img"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_toRightOf="@+id/btn_qqFriend"
android:layout_below="@+id/btn_wxFriend"
android:text="qqFriendImg" />
<Button
android:id="@+id/btn_wxFriend_audio"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_more"
android:layout_toRightOf="@+id/btn_wxFriend_img"
android:text="wxFriendAudio" />
<Button
android:id="@+id/btn_qqFriend_audio"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_toRightOf="@+id/btn_qqFriend_img"
android:layout_below="@+id/btn_wxFriend"
android:text="qqFriendAudio" />
<Button
android:id="@+id/btn_wxFriend_video"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_qqFriend"
android:text="wxFriendVideo" />
<Button
android:id="@+id/btn_qqFriend_video"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_wxFriend_video"
android:text="qqFriendVideo" />
<Button
android:id="@+id/btn_wxCircle_img"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btn_wxFriend_video"
android:layout_toRightOf="@+id/btn_wxFriend_img"
android:text="wxCircleImg" />
</RelativeLayout>
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其中微信的分享只能分享文字和图片，不能单独分享图片或者文字。
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/zh_ang_lei/article/details/52385678