Android : 02-Intents: add

2 files changed, 132 insertions, 0 deletions

diff --git a/Android/02-Intents/IntentsLab/src/course/labs/intentslab/ActivityLoaderActivity.java b/Android/02-Intents/IntentsLab/src/course/labs/intentslab/ActivityLoaderActivity.java
new file mode 100644
index 0000000..407b371
--- /dev/null
+++ b/Android/02-Intents/IntentsLab/src/course/labs/intentslab/ActivityLoaderActivity.java
@@ -0,0 +1,85 @@
+package course.labs.intentslab;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+
+public class ActivityLoaderActivity extends Activity {
+
+    static private final int GET_TEXT_REQUEST_CODE = 1;
+    static private final String URL = "http://www.google.com";
+    static private final String TAG = "Lab-Intents";
+
+    // For use with app chooser
+    static private final String CHOOSER_TEXT = "Load " + URL + " with:";
+
+    // TextView that displays user-entered text from ExplicitlyLoadedActivity runs
+    private TextView mUserTextView;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_loader_activity);
+
+        // Get reference to the textView
+        mUserTextView = (TextView) findViewById(R.id.textView1);
+
+        // Declare and setup Explicit Activation button
+        Button explicitActivationButton = (Button) findViewById(R.id.explicit_activation_button);
+        explicitActivationButton.setOnClickListener(new OnClickListener() {
+
+            // Call startExplicitActivation() when pressed
+            @Override
+            public void onClick(View v) {
+                startExplicitActivation();
+            }
+        });
+
+        // Declare and setup Implicit Activation button
+        Button implicitActivationButton = (Button) findViewById(R.id.implicit_activation_button);
+        implicitActivationButton.setOnClickListener(new OnClickListener() {
+
+            // Call startImplicitActivation() when pressed
+            @Override
+            public void onClick(View v) {
+                startImplicitActivation();
+            }
+        });
+    }
+
+    // Start the ExplicitlyLoadedActivity
+    private void startExplicitActivation() {
+        Log.i(TAG,"Entered startExplicitActivation()");
+        // TODO - Create a new intent to launch the ExplicitlyLoadedActivity class
+        // TODO - Start an Activity using that intent and the request code defined above
+    }
+
+    // Start a Browser Activity to view a web page or its URL
+    private void startImplicitActivation() {
+        Log.i(TAG, "Entered startImplicitActivation()");
+        // TODO - Create a base intent for viewing a URL
+        // (HINT:  second parameter uses parse() from the Uri class)
+        // TODO - Create a chooser intent, for choosing which Activity
+        // will carry out the baseIntent. Store the Intent in the
+        // chooserIntent variable below. HINT: using the Intent class'
+        // createChooser())
+        Intent chooserIntent = null;
+        Log.i(TAG,"Chooser Intent Action:" + chooserIntent.getAction());
+        // TODO - Start the chooser Activity, using the chooser intent
+        startActivity(chooserIntent);
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        Log.i(TAG, "Entered onActivityResult()");
+        // TODO - Process the result only if this method received both a
+        // RESULT_OK result code and a recognized request code
+        // If so, update the Textview showing the user-entered text.
+    }
+}
diff --git a/Android/02-Intents/IntentsLab/src/course/labs/intentslab/ExplicitlyLoadedActivity.java b/Android/02-Intents/IntentsLab/src/course/labs/intentslab/ExplicitlyLoadedActivity.java
new file mode 100644
index 0000000..5c33228
--- /dev/null
+++ b/Android/02-Intents/IntentsLab/src/course/labs/intentslab/ExplicitlyLoadedActivity.java
@@ -0,0 +1,47 @@
+package course.labs.intentslab;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.EditText;
+
+public class ExplicitlyLoadedActivity extends Activity {
+
+    static private final String TAG = "Lab-Intents";
+
+    private EditText mEditText;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.explicitly_loaded_activity);
+
+        // Get a reference to the EditText field
+        mEditText = (EditText) findViewById(R.id.editText);
+
+        // Declare and setup "Enter" button
+        Button enterButton = (Button) findViewById(R.id.enter_button);
+        enterButton.setOnClickListener(new OnClickListener() {
+
+            // Call enterClicked() when pressed
+            @Override
+            public void onClick(View v) {
+                enterClicked();
+            }
+        });
+    }
+
+    // Sets result to send back to calling Activity and finishes
+    private void enterClicked() {
+        Log.i(TAG,"Entered enterClicked()");
+        // TODO - Save user provided input from the EditText field
+        // TODO - Create a new intent and save the input from the EditText field as an extra
+        // TODO - Set Activity's result with result code RESULT_OK
+        // TODO - Finish the Activity
+    }
+}