Add sesion 3 sqliteopenhelper.

s3_adapters_sqlite/build.gradle

@@ -28,10 +28,10 @@ dependencies {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
 
-    compile 'com.jakewharton:butterknife:8.8.1'
-    annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'
 
+    compile 'com.jakewharton:butterknife:8.8.1'
     compile 'com.android.support:appcompat-v7:26.+'
     compile 'com.android.support.constraint:constraint-layout:1.0.2'
     testCompile 'junit:junit:4.12'
+    annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'
 }

s3_adapters_sqlite/src/main/AndroidManifest.xml

@@ -16,7 +16,8 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name=".ButterknifeActivity"></activity>
+        <activity android:name=".ButterknifeActivity" />
+        <activity android:name=".SqliteActivity"></activity>
     </application>
 
 </manifest>

s3_adapters_sqlite/src/main/java/com/jmarkstar/s3/ButterknifeActivity.java

@@ -2,6 +2,7 @@
 
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.support.annotation.IdRes;
 import android.support.v7.app.AppCompatActivity;
@@ -13,6 +14,11 @@
 import android.widget.RadioGroup;
 import android.widget.TextView;
 import android.widget.Toast;
+
+import butterknife.BindColor;
+import butterknife.BindDimen;
+import butterknife.BindDrawable;
+import butterknife.BindString;
 import butterknife.BindView;
 import butterknife.ButterKnife;
 import butterknife.OnClick;
@@ -38,6 +44,11 @@ public class ButterknifeActivity extends AppCompatActivity {
     @BindView(R.id.m_btn_guardar)
     Button mBtnGuardar;
 
+    @BindString(R.string.app_name) String appName;
+    @BindDrawable(R.drawable.ic_rabbit) Drawable mDwRabbit;
+    @BindColor(R.color.colorAccent) int colorAccent;
+    @BindDimen(R.dimen.ancho_photo) float mDmAnchoPhoto;
+
     public static void start(Context context) {
         Intent starter = new Intent(context, ButterknifeActivity.class);
         context.startActivity(starter);

s3_adapters_sqlite/src/main/java/com/jmarkstar/s3/MainActivity.java

@@ -14,4 +14,8 @@ public class MainActivity extends AppCompatActivity {
     public void onGoButterknife(View view){
         ButterknifeActivity.start(this);
     }
+
+    public void onGoSqlite(View view){
+        SqliteActivity.start(this);
+    }
 }

s3_adapters_sqlite/src/main/java/com/jmarkstar/s3/SqliteActivity.java

@@ -0,0 +1,37 @@
+package com.jmarkstar.s3;
+
+import android.content.Context;
+import android.content.Intent;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.util.Log;
+
+public class SqliteActivity extends AppCompatActivity {
+
+    public static void start(Context context) {
+        Intent starter = new Intent(context, SqliteActivity.class);
+        context.startActivity(starter);
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_sqlite);
+        getSQLiteVersion();
+    }
+
+
+    private void getSQLiteVersion(){
+        String query = "select sqlite_version() AS sqlite_version";
+        SQLiteDatabase db = SQLiteDatabase.openOrCreateDatabase(":memory:", null);
+        Cursor cursor = db.rawQuery(query, null);
+        String sqliteVersion = "";
+        if (cursor.moveToNext()) {
+            sqliteVersion = cursor.getString(0);
+            Log.v("SqliteActivity", "sqliteVersion = "+sqliteVersion);
+        }
+        cursor.close();
+    }
+}

s3_adapters_sqlite/src/main/java/com/jmarkstar/s3/database/MySQLiteHelper.java

@@ -0,0 +1,27 @@
+package com.jmarkstar.s3.database;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+
+/**
+ * Created by jmarkstar on 9/20/17.
+ */
+
+public class MySQLiteHelper extends SQLiteOpenHelper {
+
+    private static final String DB_NAME = "mydb.db";
+    private static final int DB_VERSION = 1;
+
+    public MySQLiteHelper(Context context) {
+        super(context, DB_NAME, null, DB_VERSION);
+    }
+
+    @Override public void onCreate(SQLiteDatabase sqLiteDatabase) {
+
+    }
+
+    @Override public void onUpgrade(SQLiteDatabase sqLiteDatabase, int i, int i1) {
+
+    }
+}

s3_adapters_sqlite/src/main/res/layout/activity_main.xml

@@ -18,6 +18,11 @@
             android:layout_height="wrap_content" />
 
 
+        <Button
+            android:text="SQLite"
+            android:onClick="onGoSqlite"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
 
     </LinearLayout>
 

s3_adapters_sqlite/src/main/res/layout/activity_sqlite.xml

@@ -0,0 +1,9 @@
+<?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.jmarkstar.s3.SqliteActivity">
+
+</android.support.constraint.ConstraintLayout>

s3_adapters_sqlite/src/main/res/values/dimen.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <dimen name="ancho_photo">12dp</dimen>
+</resources>