WelcomeActivity

app/build.gradle

@@ -31,14 +31,14 @@ dependencies {
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    testCompile 'junit:junit:4.12'
-    testCompile 'org.mockito:mockito-core:1.9.5'
-    compile 'com.android.support.constraint:constraint-layout:1.0.2'
 
     // support
     compile "com.android.support:appcompat-v7:$rootProject.supportLibraryVersion"
 
-    compile 'com.lovedise:permissiongen:0.0.6'
 
     compile project(':http-library')
+    compile 'com.android.support.constraint:constraint-layout:1.0.2'
+    compile 'com.lovedise:permissiongen:0.0.6'
+    testCompile 'junit:junit:4.12'
+    testCompile 'org.mockito:mockito-core:1.9.5'
 }

app/src/main/AndroidManifest.xml

@@ -13,21 +13,21 @@
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
-
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".HomeActivity">
+        <activity android:name=".WelcomeActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity android:name=".HomeActivity" />
     </application>
 
 </manifest>

app/src/main/java/com/github/why168/androidhttputils/WelcomeActivity.java

@@ -0,0 +1,39 @@
+package com.github.why168.androidhttputils;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.SystemClock;
+import android.support.v7.app.AppCompatActivity;
+import android.widget.Chronometer;
+
+/**
+ * WelcomeActivity
+ *
+ * @author Edwin.Wu
+ * @version 2017/6/19 17:17
+ * @since JDK1.8
+ */
+public class WelcomeActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_welcome);
+
+
+        Chronometer mChronometer = (Chronometer) findViewById(R.id.chronometer);
+        mChronometer.setBase(SystemClock.elapsedRealtime());
+        mChronometer.start();
+        mChronometer.setOnChronometerTickListener(new Chronometer.OnChronometerTickListener() {
+            @Override
+            public void onChronometerTick(Chronometer chronometer) {
+                if (SystemClock.elapsedRealtime() - chronometer.getBase() > 3 * 1000) {
+                    chronometer.stop();
+                    startActivity(new Intent(WelcomeActivity.this, HomeActivity.class));
+                    finish();
+                }
+            }
+        });
+    }
+
+}

app/src/main/res/layout/activity_welcome.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout 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:orientation="vertical"
+    tools:context="com.github.why168.androidhttputils.WelcomeActivity">
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:text="加载中..."
+        android:textColor="#ff0303"
+        android:textSize="8pt" />
+
+    <Chronometer
+        android:id="@+id/chronometer"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:textColor="#ff0303"
+        android:textSize="15pt" />
+</LinearLayout>