Saturday, July 4, 2015

104-Android Studio 1.5 Scrolling Activity Template


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104-Android Studio 1.5 Scrolling Activity Template
Continue from Tutorial 103

1) Create New Project

1.1) Configure New Project

Application Name: MyScrolling1
Company Domain: notarazi.com
Package Name: com.notarazi.myscrolling1 (auto-generated)
Project Location: C:\Project1\MyScrolling1\ (auto-generated)

1.2) Select Target Device

1.3) Add Activity

Select Scrolling Activity.

2) Observe the project codes

2.1) MainActivity.java

package com.notarazi.myscrolling1;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Menu;
import android.view.MenuItem;
public class ScrollingActivity extends AppCompatActivity {
   @Override
   protected void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.activity_scrolling);
       Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
       setSupportActionBar(toolbar);
       FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
       fab.setOnClickListener(new View.OnClickListener() {
           @Override
           public void onClick(View view) {
               Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                       .setAction("Action"null).show();
           }
       });
   }
   @Override
   public boolean onCreateOptionsMenu(Menu menu) {
       // Inflate the menu; this adds items to the action bar if it is present.
       getMenuInflater().inflate(R.menu.menu_scrolling, menu);
       return true;
   }
   @Override
   public boolean onOptionsItemSelected(MenuItem item) {
       // Handle action bar item clicks here. The action bar will
       // automatically handle clicks on the Home/Up button, so long
       // as you specify a parent activity in AndroidManifest.xml.
       int id = item.getItemId();
       //noinspection SimplifiableIfStatement
       if (id == R.id.action_settings) {
           return true;
       }
       return super.onOptionsItemSelected(item);
   }
}

2.2) res/layout/activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayoutxmlns: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"
   android:fitsSystemWindows="true"
   tools:context="com.notarazi.myscrolling1.ScrollingActivity">
   <android.support.design.widget.AppBarLayout
       android:id="@+id/app_bar"
       android:layout_width="match_parent"
       android:layout_height="@dimen/app_bar_height"
       android:fitsSystemWindows="true"
       android:theme="@style/AppTheme.AppBarOverlay">
       <android.support.design.widget.CollapsingToolbarLayout
           android:id="@+id/toolbar_layout"
           android:layout_width="match_parent"
           android:layout_height="match_parent"
           android:fitsSystemWindows="true"
           app:contentScrim="?attr/colorPrimary"
           app:layout_scrollFlags="scroll|exitUntilCollapsed">
           <android.support.v7.widget.Toolbar
               android:id="@+id/toolbar"
               android:layout_width="match_parent"
               android:layout_height="?attr/actionBarSize"
               app:layout_collapseMode="pin"
               app:popupTheme="@style/AppTheme.PopupOverlay" />
       </android.support.design.widget.CollapsingToolbarLayout>
   </android.support.design.widget.AppBarLayout>
   <include layout="@layout/content_scrolling/>
   <android.support.design.widget.FloatingActionButton
       android:id="@+id/fab"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:layout_margin="@dimen/fab_margin"
       android:src="@android:drawable/ic_dialog_email"
       app:layout_anchor="@id/app_bar"
       app:layout_anchorGravity="bottom|end" />
</android.support.design.widget.CoordinatorLayout>

2.3) res/layout/content_scrolling.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollViewxmlns: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"
   app:layout_behavior="@string/appbar_scrolling_view_behavior"
   tools:context="com.notarazi.myscrolling1.ScrollingActivity"
   tools:showIn="@layout/activity_scrolling">
   <TextView
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:layout_margin="@dimen/text_margin"
       android:text="@string/large_text" />
</android.support.v4.widget.NestedScrollView>

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