写项目,版本升级这种功能用到的地方太多了~
一般有俩种升级方式:
跳转对应的app应用商店详情页,由用户自己下载
Effect(分俩种情况,一种是当前手机的应用商店有我们的app,另外一种情况反之):
- 应用商店有我们的app(机型:红米5 Plus)
- 应用商店没我们的app(机型:魅蓝E2)
方法归纳
- 获取跳转意图
/**
* 获取跳转意图
* @param context 上下文
* @return 意图
*/
public static Intent getIntent(Context context) {
StringBuilder localStringBuilder = new StringBuilder().append("market://details?id=");
String str = context.getPackageName();
localStringBuilder.append(str);
Uri localUri = Uri.parse(localStringBuilder.toString());
return new Intent("android.intent.action.VIEW", localUri);
}
- 判断是否有应用市场
/**
* 判断是否有应用市场
* @param context 上下文
* @param marketIntent 跳转意图
* @return 是否有应用市场true/false
*/
public static boolean judge(Context context, Intent marketIntent) {
List<ResolveInfo> localList = context.getPackageManager().queryIntentActivities(marketIntent, PackageManager.GET_RESOLVED_FILTER);
if ((localList != null) && (localList.size() > 0)) {
return false;
} else {
return true;
}
}
- 跳转到应用详情页
/**
* 跳转到应用详情页
* @param activity 上下文
*/
private static void toMarket(Activity activity) {
Intent intent = getIntent(activity);
boolean b = judge(activity, intent);
if (!b) {
try {
activity.startActivity(intent);
} catch (ActivityNotFoundException e) {
Log.e("tag", "有应用市场,但是跳转失败");
}
} else {
Log.e("tag", "手机当前没有应用市场");
}
}
完整代码
MainActivity
package com.example.yongliu.versionupdata;
import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.Uri;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
import com.android.debug.hv.ViewServer;
import java.util.List;
public class MainActivity extends AppCompatActivity {
private TextView mUpdate;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ViewServer.get(this).addWindow(this);
mUpdate = findViewById(R.id.tv_update);
mUpdate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
toMarket(MainActivity.this);
Toast.makeText(MainActivity.this, "被点击了", Toast.LENGTH_SHORT).show();
}
});
}
/**
* 获取跳转意图
* @param context 上下文
* @return 意图
*/
public static Intent getIntent(Context context) {
StringBuilder localStringBuilder = new StringBuilder().append("market://details?id=");
String str = context.getPackageName();
localStringBuilder.append(str);
Uri localUri = Uri.parse(localStringBuilder.toString());
return new Intent("android.intent.action.VIEW", localUri);
}
/**
* 判断是否有应用市场
* @param context 上下文
* @param marketIntent 跳转意图
* @return 是否有应用市场true/false
*/
public static boolean judge(Context context, Intent marketIntent) {
List<ResolveInfo> localList = context.getPackageManager().queryIntentActivities(marketIntent, PackageManager.GET_RESOLVED_FILTER);
if ((localList != null) && (localList.size() > 0)) {
return false;
} else {
return true;
}
}
/**
* 跳转到应用详情页
* @param activity 上下文
*/
private static void toMarket(Activity activity) {
Intent intent = getIntent(activity);
boolean b = judge(activity, intent);
if (!b) {
try {
activity.startActivity(intent);
} catch (ActivityNotFoundException e) {
Log.e("tag", "有应用市场,但是跳转失败");
}
} else {
Log.e("tag", "手机当前没有应用市场");
}
}
}
XML:
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.yongliu.versionupdata.MainActivity">
<TextView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="版本检测"
android:id="@+id/tv_update"
android:gravity="center"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent"/>
</android.support.constraint.ConstraintLayout>
借鉴文章:
Android跳转到应用商店详情页面