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Verified Commit 44679ac9 authored by jmay's avatar jmay
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Lecture 18

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*.iml
.gradle
/local.properties
/.idea/caches/build_file_checksums.ser
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
.DS_Store
/build
/captures
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/build
apply plugin: 'com.android.application'
android {
compileSdkVersion 27
defaultConfig {
applicationId "edu.iastate.cpre388.lecture18_implictiintents"
minSdkVersion 23
targetSdkVersion 27
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:27.1.1'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
}
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# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
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# http://developer.android.com/guide/developing/tools/proguard.html
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# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile
package edu.iastate.cpre388.lecture18_implictiintents;
import android.content.Context;
import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;
import org.junit.Test;
import org.junit.runner.RunWith;
import static org.junit.Assert.*;
/**
* Instrumented test, which will execute on an Android device.
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
@RunWith(AndroidJUnit4.class)
public class ExampleInstrumentedTest {
@Test
public void useAppContext() {
// Context of the app under test.
Context appContext = InstrumentationRegistry.getTargetContext();
assertEquals("edu.iastate.cpre388.lecture18_implictiintents", appContext.getPackageName());
}
}
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="edu.iastate.cpre388.lecture18_implictiintents">
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
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package edu.iastate.cpre388.lecture18_implictiintents;
import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.provider.ContactsContract;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
private static final int REQUEST_CONTACT = 1;
private static final String TAG = "MainActivity";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void onUrlClick(View v) {
// An intent with an action (ACTION_VIEW) and data of a URL (https://iastate.edu)
Intent explicitIntent = new Intent(Intent.ACTION_VIEW);
explicitIntent.setData(Uri.parse("https://iastate.edu"));
startActivity(explicitIntent);
}
public void onUriClick(View v) {
// An intent with an action (ACTION_VIEW) and data of a URI (mailto:jmay@iastate.edu)
Intent explicitIntent = new Intent(Intent.ACTION_VIEW);
explicitIntent.setData(Uri.parse("mailto:jmay@iastate.edu"));
startActivity(explicitIntent);
}
public void onTextClick(View v) {
// An intent with an action (ACTION_SEND) and data in the extra bundle.
// The send action is with a type of "text/plain", but no URI.
Intent explicitIntent = new Intent(Intent.ACTION_SEND);
explicitIntent.putExtra(Intent.EXTRA_TEXT, "hello world");
explicitIntent.setType("text/plain");
startActivity(explicitIntent);
}
public void onTextChooserClick(View v) {
// Same as onTextClick
Intent explicitIntent = new Intent(Intent.ACTION_SEND);
explicitIntent.putExtra(Intent.EXTRA_TEXT, "hello world");
explicitIntent.setType("text/plain");
// Force a chooser instead of using the default app. Note that this chooser takes care of
// launching the explicitIntent.
Intent chooserIntent = Intent.createChooser(explicitIntent, "Chooser Title");
startActivity(chooserIntent);
}
public void onUnknownClick(View v) {
// This is intended to show what happens when the phone does not have an app to receive
// the intent.
Intent explicitIntent = new Intent(Intent.ACTION_VIEW);
explicitIntent.setData(Uri.parse("isbn:978-0345453747"));
// This type of check should be done on *ALL* implicit intents.
if (explicitIntent.resolveActivity(getPackageManager()) != null) {
startActivity(explicitIntent);
} else {
// Take an appropriate action with the knowledge that there is no app to receive the
// intent.
Toast.makeText(this, "No app installed that handles ISBNs", Toast.LENGTH_LONG).show();
}
}
public void onPhoneClick(View v) {
// A simple intent with an ACTION_VIEW of a telephone URI.
Intent explicitIntent = new Intent(Intent.ACTION_VIEW);
explicitIntent.setData(Uri.parse("tel:1234567890"));
startActivity(explicitIntent);
}
public void onContactClick(View v) {
// The documentation on this is available here:
// https://developer.android.com/guide/topics/providers/contacts-provider#Intents
Intent explicitIntent = new Intent(Intent.ACTION_PICK);
explicitIntent.setData(ContactsContract.Contacts.CONTENT_URI);
// Note that the contact picker is started for result, which will raise a callback to the
// onActivityResult function.
startActivityForResult(explicitIntent, REQUEST_CONTACT);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode) {
case REQUEST_CONTACT:
// Result from onContactClick
// Check that the user chose a contact, rather than canceling the operation.
if (resultCode == Activity.RESULT_OK) {
// Get the contact URI from the "data" component from the intent
String contactURI = data.getDataString();
Toast.makeText(this, contactURI, Toast.LENGTH_LONG).show();
Log.i(TAG, contactURI);
}
}
}
}
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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">
<Button
android:id="@+id/button"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="onUrlClick"
android:text="@string/button_url" />
<Button
android:id="@+id/button5"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="onUriClick"
android:text="@string/button_uri" />
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android:id="@+id/button2"
android:layout_width="match_parent"
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android:text="@string/button_send" />
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android:id="@+id/button3"
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android:id="@+id/button7"
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android:text="@string/button_contact" />
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Lecture18ImplictiIntents/app/src/main/res/mipmap-hdpi/ic_launcher.png

2.89 KiB

Lecture18ImplictiIntents/app/src/main/res/mipmap-hdpi/ic_launcher_round.png

4.79 KiB

Lecture18ImplictiIntents/app/src/main/res/mipmap-mdpi/ic_launcher.png

2.01 KiB

Lecture18ImplictiIntents/app/src/main/res/mipmap-mdpi/ic_launcher_round.png

2.72 KiB

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