Android Tutorial

android:editable
android:text
If set, specifies that this TextView has an input method.
This is the Text to display.
Inherited from android.view.View Class:
Attribute
android:background
android:contentDescription
android:id
android:onClick
android:visibility
Description
This is a drawable to use as the background.
This defines text that briefly describes content of the view.
This supplies an identifier name for this view,
This is the name of the method in this View's context to invoke when the view is
clicked.
This controls the initial visibility of the view.
Example
This example will take you through simple steps to show how to create your own Android application using Linear
Layout and ToggleButton.
Step Description
1
You will use Eclipse IDE to create an Android application and name it as GUIDemo7 under a
package com.example.guidemo7 as explained in the Hello World Example chapter.
2 Modify src/MainActivity.java file to add a click event.
2 Modify the default content of res/layout/activity_main.xml file to include Android UI control.
3 Define required constants in res/values/strings.xml file
4 Run the application to launch Android emulator and verify the result of the changes done in the application.
Following is the content of the modified main activity filesrc/com.example.guidemo7/MainActivity.java. This file
can include each of the fundamental lifecycle methods.
package com.example.guidemo7;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;
import android.widget.ToggleButton;
public class MainActivity extends Activity {
private ToggleButton toggleBtn1, toggleBtn2;
private Button btResult;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
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