android 微信分享详情，android面试八股文
// imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
// imgObject.imageUrl=shareFilePath;
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
// }.start();
// }else{
// //本地路径
// Bitmap bmp = BitmapFactory.decodeFile(shareFilePath);
// Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,99, true);
// bmp.recycle();
// imgObject.imagePath=shareFilePath;
// imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
// imgObject.imageUrl=shareFilePath;
// }
Bitmap bmp = BitmapFactory.decodeFile(shareFilePath);
Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,99, true);
bmp.recycle();
imgObject.imagePath=shareFilePath;
imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
imgObject.imageUrl=shareFilePath;
}else{
Bitmap bmp =BitmapFactory.decodeResource(//
UiUtils.getInstance().getContext().getResources(), R.mipmap.ic_launcher_logo);
Bitmap thumbBmp=Bitmap.createScaledBitmap(bmp, 99, 99, true);
bmp.recycle();
imgObject.imagePath=shareFilePath;
imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
imgObject.imageUrl=shareFilePath;
}
// if(!FileUtils.getInstance().isExistsFile(MyApplication.shareZinCodePath)){
// try {
// FileUtils.getInstance().writeToDir(getAssets().open(“mine_share_code.png”),MyApplication.shareZinCodePath);
// } catch (IOException e){
// e.printStackTrace();
// }
// }
// Bitmap bmp =BitmapFactory.decodeFile(MyApplication.shareZinCodePath);
// Bitmap thumbBmp=
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Bitmap.createScaledBitmap(bmp, 99, 99, true);
// imgObject.imagePath=MyApplication.shareZinCodePath;
// imgObject.imageData=Util.bmpToByteArray(thumbBmp, true);
// imgObject.imageUrl=MyApplication.shareZinCodePath;
// bmp.recycle();
msg.thumbData=imgObject.imageData;
//待定
msg.title = “测试app”;
msg.description =“测试app 某某模块” ;
//待定
SendMessageToWX.Req req = new SendMessageToWX.Req();
req.transaction = buildTransaction(“webpage”);
req.message = msg;
req.scene = sceneFlag ? SendMessageToWX.Req.WXSceneTimeline : SendMessageToWX.Req.WXSceneSession;
api.sendReq(req);
finish();
}
}else{
Toast.makeText(UiUtils.getInstance().getContext(),
“您的微信的版本过低版本,或者未装微信客户端”, Toast.LENGTH_LONG).show();
}
}
以上是基本的使用步骤，可能写的有点乱，下面给大家贴出完成的代码：
public class WXEntryActivity extends Activity implements IWXAPIEventHandler{
private static final int TIMELINE_SUPPORTED_VERSION = 0x21020001;
private Button gotoBtn, regBtn, launchBtn, checkBtn;
// IWXAPI 是第三方app和微信通信的openapi接口
private IWXAPI api;
private boolean flag;
private String title;
private String description;
private String shareFilePath;
private String webpageUrl;
private boolean sceneFlag; //判断朋友圈的状态 true时是朋友圈 false微信好友
private String shareType="";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//通过WXAPIFactory工厂，获取IWXAPI的实例
api = WXAPIFactory.createWXAPI(this, HDCivilizationConstants.WXAPP_ID, false);
//进行注册
api.registerApp(HDCivilizationConstants.WXAPP_ID);
api.handleIntent(getIntent(), this);
//进行参数的判断
title=getIntent().getStringExtra(HDCivilizationConstants.SHARE_TITLE);
description=getIntent().getStringExtra(HDCivilizationConstants.SHARE_DESRIPTION);
shareFilePath=getIntent().getStringExtra(HDCivilizationConstants.SHARE_IMG_PATH);
webpageUrl=getIntent().getStringExtra(HDCivilizationConstants.SHARE_TARGET_URL);
sceneFlag=getIntent().getBooleanExtra(HDCivilizationConstants.SHARE_SCENEFLAG, false);
shareType=getIntent().getStringExtra(HDCivilizationConstants.SHARE_TYPE);
share2Wx();
}
@Override
protected void onNewIntent(Intent intent){
super.onNewIntent(intent);
setIntent(intent);
api.handleIntent(intent, this);
}
// 微信发送请求到第三方应用时，会回调到该方法
@Override
public void onReq(BaseReq req) {
// Toast.makeText(UiUtils.getContext(), “发送了请求”, Toast.LENGTH_SHORT).show();
}
//第三方应用发送到微信的请求处理后的响应结果，会回调到该方法
@Override
public void onResp(BaseResp resp) {
int result = 0;
switch (resp.errCode){
case BaseResp.ErrCode.ERR_OK:
result = “发送成功”;
break;
case BaseResp.ErrCode.ERR_USER_CANCEL:
result = “发送取消”;
break;
case BaseResp.ErrCode.ERR_AUTH_DENIED:
result = “发送被拒绝”;
break;
default:
result = “发送返回”;
break;
}
Toast.makeText(this, result, Toast.LENGTH_LONG).show();
finish();
}
//新添加的方法
private String buildTransaction(final String type) {
return (type == null) ? String.valueOf(System.currentTimeMillis()) : type + System.currentTimeMillis();
}
/**
-
@param
*/
private void share2Wx(){
// 通过WXAPIFactory工厂，获取IWXAPI的实例
//首先进行检测微信的版本
int wxSdkVersion = api.getWXAppSupportAPI();
if (api.isWXAppSupportAPI() && api.isWXAppInstalled()){
//进行支持:看是否分享到朋友圈还是微信的好友
if(shareType!=null && shareType.equals(HDCivilizationConstants.SHARE_TYPE_WEBURL)){
//网络类型
WXWebpageObject webpage = new WXWebpageObject();
webpage.webpageUrl =this.webpageUrl;
final WXMediaMessage msg = new WXMediaMessage(webpage);
msg.mediaObject=webpage;
//待定
msg.title = title;
msg.description =description ;
if(shareFilePath!=null && !shareFilePath.equals("")){
// if(shareFilePath.startsWith(“http://”)){
// new Thread(){
// @Override
// public void run() {
// try {
// Bitmap bmp=BitmapFactory.decodeStream(new URL(shareFilePath).openStream());
// Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,99, true);
// bmp.recycle();
// msg.thumbData = Util.bmpToByteArray(thumbBmp, true);
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
// }.start();
// }else{
// //本地路径
// System.out.println(“WX FILE PATH:”+shareFilePath);
// Bitmap bmp = BitmapFactory.decodeFile(shareFilePath);
// Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,69, true);
// bmp.recycle();
// msg.thumbData = Util.bmpToByteArray(thumbBmp, true);
// }
//本地路径
System.out.println(“WX FILE PATH:”+shareFilePath);
Bitmap bmp = BitmapFactory.decodeFile(shareFilePath);
Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,69, true);
bmp.recycle();
msg.thumbData = Util.bmpToByteArray(thumbBmp, true);
}else{
Bitmap bmp =BitmapFactory.decodeResource(//
UiUtils.getInstance().getContext().getResources(), R.mipmap.ic_launcher_logo);
Bitmap thumbBmp=Bitmap.createScaledBitmap(bmp, 99, 69, true);
bmp.recycle();
msg.thumbData=Util.bmpToByteArray(thumbBmp, true);
}
SendMessageToWX.Req req = new SendMessageToWX.Req();
req.transaction = buildTransaction(“webpage”);
req.message = msg;
req.scene = sceneFlag ? SendMessageToWX.Req.WXSceneTimeline : SendMessageToWX.Req.WXSceneSession;
api.sendReq(req);
finish();
}else if(shareType!=null && shareType.equals(HDCivilizationConstants.SHARE_TYPE_IMAGE)){
//网络类型
final WXImageObject imgObject = new WXImageObject();
WXMediaMessage msg = new WXMediaMessage(imgObject);
//
if(shareFilePath!=null && !shareFilePath.equals("")){
System.out.println(“WX FILE PATH:”+shareFilePath);
// if(shareFilePath.startsWith(“http://”)){
// new Thread(){
// @Override
// public void run() {
// try {
// Bitmap bmp=BitmapFactory.decodeStream(new URL(shareFilePath).openStream());
// Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,99, true);
// bmp.recycle();
// imgObject.imagePath=shareFilePath;
// imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
// imgObject.imageUrl=shareFilePath;
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
// }.start();
// }else{
// //本地路径
// Bitmap bmp = BitmapFactory.decodeFile(shareFilePath);
// Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,99, true);
// bmp.recycle();
// imgObject.imagePath=shareFilePath;
// imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
// imgObject.imageUrl=shareFilePath;
// }
Bitmap bmp = BitmapFactory.decodeFile(shareFilePath);
Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp,99,99, true);
bmp.recycle();
imgObject.imagePath=shareFilePath;
imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
imgObject.imageUrl=shareFilePath;
}else{
Bitmap bmp =BitmapFactory.decodeResource(//
UiUtils.getInstance().getContext().getResources(), R.mipmap.ic_launcher_logo);
Bitmap thumbBmp=Bitmap.createScaledBitmap(bmp, 99, 99, true);
bmp.recycle();
imgObject.imagePath=shareFilePath;
imgObject.imageData = Util.bmpToByteArray(thumbBmp, true);
imgObject.imageUrl=shareFilePath;
}
// if(!FileUtils.getInstance().isExistsFile(MyApplication.shareZinCodePath)){
// try {
// FileUtils.getInstance().writeToDir(getAssets().open(“mine_share_code.png”),MyApplication.shareZinCodePath);
// } catch (IOException e){
// e.printStackTrace();
// }
// }
// Bitmap bmp =BitmapFactory.decodeFile(MyApplication.shareZinCodePath);
// Bitmap thumbBmp=Bitmap.createScaledBitmap(bmp, 99, 99, true);
// imgObject.imagePath=MyApplication.shareZinCodePath;
// imgObject.imageData=Util.bmpToByteArray(thumbBmp, true);
// imgObject.imageUrl=MyApplication.shareZinCodePath;
// bmp.recycle();
msg.thumbData=imgObject.imageData;
//待定
msg.title = “测试app”;
msg.description =“测试app 某某模块” ;
//待定
SendMessageToWX.Req req = new SendMessageToWX.Req();
req.transaction = buildTransaction(“webpage”);
req.message = msg;
req.scene = sceneFlag ? SendMessageToWX.Req.WXSceneTimeline : SendMessageToWX.Req.WXSceneSession;
api.sendReq(req);
finish();
}
}else{
Toast.makeText(UiUtils.getInstance().getContext(),
“您的微信的版本过低版本,或者未装微信客户端”, Toast.LENGTH_LONG).show();
}
}
}