Create Project
Create new project in Android Studio with steps as below:
Step 1: Input Project Name and Select Project Location
Step 2: Select SDK for Android App
Step 3: Select Default Activity for App
Step 4: Finish create project
Add Strings
Open res\values\strings.xml file and add new string as below:
<resources>
<string name="app_name">Learn Android with Real Apps</string>
<string name="usd">$</string>
</resources>
Add Photos
Copy images to res\drawable folder
Create Entities
Create new package named entities. In this package, create new java class named Product.java as below:
package android.demo.entities;
import java.io.Serializable;
public class Product implements Serializable {
private String id;
private String name;
private double price;
private String description;
private int photo;
public String getId() {
return this.id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return this.name;
}
public void setName(String name) {
this.name = name;
}
public double getPrice() {
return this.price;
}
public void setPrice(double price) {
this.price = price;
}
public String getDescription() {
return this.description;
}
public void setDescription(String description) {
this.description = description;
}
public int getPhoto() {
return this.photo;
}
public void setPhoto(int photo) {
this.photo = photo;
}
public Product() {
}
public Product(String id, String name, double price, String description, int photo) {
this.id = id;
this.name = name;
this.price = price;
this.description = description;
this.photo = photo;
}
}
Main Activity Layout
Open res\layout\activity_main.xml file and create layout as below:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
android:orientation="vertical"
tools:context=".MainActivity">
<ScrollView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:scrollbars="none">
<TableLayout
android:id="@+id/tableLayoutProduct"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
</TableLayout>
</ScrollView>
</LinearLayout>
Main Activity Class
Open MainActivity.java in android.demo.learnandroidwithrealapps package. Fill data to TableLayout control and use events for controls as below:
package android.demo.learnandroidwithrealapps;
import android.demo.entities.Product;
import android.graphics.Typeface;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.ImageView;
import android.widget.TableLayout;
import android.widget.TableRow;
import android.widget.TextView;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity {
private TableLayout tableLayout;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initView();
loadData();
}
private void initView() {
tableLayout = (TableLayout) findViewById(R.id.tableLayoutProduct);
}
private void loadData() {
List<Product> products = new ArrayList<Product>();
products.add(new Product("p01", "Name 1", 4, "Description for Product 1", R.drawable.thumb1));
products.add(new Product("p02", "Name 2", 8, "Description for Product 2", R.drawable.thumb2));
products.add(new Product("p03", "Name 3", 9, "Description for Product 3", R.drawable.thumb3));
products.add(new Product("p04", "Name 4", 11, "Description for Product 4", R.drawable.thumb1));
products.add(new Product("p05", "Name 5", 5, "Description for Product 5", R.drawable.thumb2));
products.add(new Product("p06", "Name 6", 21, "Description for Product 6", R.drawable.thumb3));
products.add(new Product("p07", "Name 7", 15, "Description for Product 7", R.drawable.thumb1));
products.add(new Product("p08", "Name 8", 8, "Description for Product 8", R.drawable.thumb2));
products.add(new Product("p09", "Name 9", 32, "Description for Product 9", R.drawable.thumb3));
createColumns();
fillData(products);
}
private void createColumns() {
TableRow tableRow = new TableRow(this);
tableRow.setLayoutParams(new TableRow.LayoutParams(
TableRow.LayoutParams.FILL_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
// Id Column
TextView textViewId = new TextView(this);
textViewId.setText("Id");
textViewId.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewId.setPadding(5, 5, 5, 0);
tableRow.addView(textViewId);
// Name Column
TextView textViewName = new TextView(this);
textViewName.setText("Name");
textViewName.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewName.setPadding(5, 5, 5, 0);
tableRow.addView(textViewName);
// Price Column
TextView textViewPrice = new TextView(this);
textViewPrice.setText("Price");
textViewPrice.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewPrice.setPadding(5, 5, 5, 0);
tableRow.addView(textViewPrice);
// Photo Column
TextView textViewPhoto = new TextView(this);
textViewPhoto.setText("Photo");
textViewPhoto.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewPhoto.setPadding(5, 5, 5, 0);
tableRow.addView(textViewPhoto);
tableLayout.addView(tableRow, new TableLayout.LayoutParams(
TableRow.LayoutParams.FILL_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
// Add Divider
tableRow = new TableRow(this);
tableRow.setLayoutParams(new TableRow.LayoutParams(
TableRow.LayoutParams.FILL_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
// Id Column
textViewId = new TextView(this);
textViewId.setText("-----------");
textViewId.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewId.setPadding(5, 5, 5, 0);
tableRow.addView(textViewId);
// Name Column
textViewName = new TextView(this);
textViewName.setText("-----------");
textViewName.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewName.setPadding(5, 5, 5, 0);
tableRow.addView(textViewName);
// Price Column
textViewPrice = new TextView(this);
textViewPrice.setText("-----------");
textViewPrice.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewPrice.setPadding(5, 5, 5, 0);
tableRow.addView(textViewPrice);
// Photo Column
textViewPhoto = new TextView(this);
textViewPhoto.setText("-------------------------");
textViewPhoto.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewPhoto.setPadding(5, 5, 5, 0);
tableRow.addView(textViewPhoto);
tableLayout.addView(tableRow, new TableLayout.LayoutParams(
TableRow.LayoutParams.FILL_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
}
private void fillData(List<Product> products) {
for (Product product : products) {
TableRow tableRow = new TableRow(this);
tableRow.setLayoutParams(new TableRow.LayoutParams(
TableRow.LayoutParams.FILL_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
tableRow.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
TableRow currentRow = (TableRow) view;
TextView textViewId = (TextView) currentRow.getChildAt(0);
String id = textViewId.getText().toString();
Toast.makeText(getApplicationContext(), id, Toast.LENGTH_LONG).show();
}
});
// Id Column
TextView textViewId = new TextView(this);
textViewId.setText(product.getId());
textViewId.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewId.setPadding(5, 5, 5, 0);
tableRow.addView(textViewId);
// Name Column
TextView textViewName = new TextView(this);
textViewName.setText(product.getName());
textViewName.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewName.setPadding(5, 5, 5, 0);
tableRow.addView(textViewName);
// Price Column
TextView textViewPrice = new TextView(this);
textViewPrice.setText(getText(R.string.usd) + String.valueOf(product.getPrice()));
textViewPrice.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
textViewPrice.setPadding(5, 5, 5, 0);
tableRow.addView(textViewPrice);
// Photo Column
ImageView imageViewPhoto = new ImageView(this);
imageViewPhoto.setImageResource(product.getPhoto());
tableRow.addView(imageViewPhoto);
tableLayout.addView(tableRow, new TableLayout.LayoutParams(
TableRow.LayoutParams.FILL_PARENT,
TableRow.LayoutParams.WRAP_CONTENT));
}
}
}
Structure of Project
Run App
Fill Data to TableLayout
Use OnClickListener Event of TableLayout