com.nxp.nfc_demo

Class MainActivity

java.lang.Object

android.content.Context

android.content.ContextWrapper

android.view.ContextThemeWrapper

android.app.Activity

android.support.v4.app.FragmentActivity

android.support.v4.app.Watson

com.actionbarsherlock.app.SherlockFragmentActivity

com.nxp.nfc_demo.MainActivity

All Implemented Interfaces:

android.content.ComponentCallbacks, android.content.ComponentCallbacks2, android.view.KeyEvent.Callback, android.view.LayoutInflater.Factory, android.view.LayoutInflater.Factory2, android.view.View.OnCreateContextMenuListener, android.view.Window.Callback, com.actionbarsherlock.ActionBarSherlock.OnActionModeFinishedListener, com.actionbarsherlock.ActionBarSherlock.OnActionModeStartedListener, com.actionbarsherlock.ActionBarSherlock.OnCreatePanelMenuListener, com.actionbarsherlock.ActionBarSherlock.OnMenuItemSelectedListener, com.actionbarsherlock.ActionBarSherlock.OnPreparePanelListener

public class MainActivity
extends com.actionbarsherlock.app.SherlockFragmentActivity

The main activity of this app, which builds the main gui and processes the commands.

Version:

1.0

Nested Class Summary

Nested classes/interfaces inherited from class android.support.v4.app.Watson

android.support.v4.app.Watson.OnCreateOptionsMenuListener, android.support.v4.app.Watson.OnOptionsItemSelectedListener, android.support.v4.app.Watson.OnPrepareOptionsMenuListener

Field Summary

Fields

Modifier and Type	Field and Description
private android.nfc.NfcAdapter	mAdapter
private android.widget.TabHost	mTabHost
private TabsAdapter	mTabsAdapter
private android.support.v4.view.ViewPager	mViewPager
private android.app.PendingIntent	pendingIntent
private NFCReader	reader
private NFCWriter	writer

Fields inherited from class android.app.Activity

DEFAULT_KEYS_DIALER, DEFAULT_KEYS_DISABLE, DEFAULT_KEYS_SEARCH_GLOBAL, DEFAULT_KEYS_SEARCH_LOCAL, DEFAULT_KEYS_SHORTCUT, FOCUSED_STATE_SET, RESULT_CANCELED, RESULT_FIRST_USER, RESULT_OK

Fields inherited from class android.content.Context

ACCESSIBILITY_SERVICE, ACCOUNT_SERVICE, ACTIVITY_SERVICE, ALARM_SERVICE, AUDIO_SERVICE, BIND_ABOVE_CLIENT, BIND_ADJUST_WITH_ACTIVITY, BIND_ALLOW_OOM_MANAGEMENT, BIND_AUTO_CREATE, BIND_DEBUG_UNBIND, BIND_IMPORTANT, BIND_NOT_FOREGROUND, BIND_WAIVE_PRIORITY, CLIPBOARD_SERVICE, CONNECTIVITY_SERVICE, CONTEXT_IGNORE_SECURITY, CONTEXT_INCLUDE_CODE, CONTEXT_RESTRICTED, DEVICE_POLICY_SERVICE, DISPLAY_SERVICE, DOWNLOAD_SERVICE, DROPBOX_SERVICE, INPUT_METHOD_SERVICE, INPUT_SERVICE, KEYGUARD_SERVICE, LAYOUT_INFLATER_SERVICE, LOCATION_SERVICE, MEDIA_ROUTER_SERVICE, MODE_APPEND, MODE_ENABLE_WRITE_AHEAD_LOGGING, MODE_MULTI_PROCESS, MODE_PRIVATE, MODE_WORLD_READABLE, MODE_WORLD_WRITEABLE, NFC_SERVICE, NOTIFICATION_SERVICE, NSD_SERVICE, POWER_SERVICE, SEARCH_SERVICE, SENSOR_SERVICE, STORAGE_SERVICE, TELEPHONY_SERVICE, TEXT_SERVICES_MANAGER_SERVICE, UI_MODE_SERVICE, USB_SERVICE, USER_SERVICE, VIBRATOR_SERVICE, WALLPAPER_SERVICE, WIFI_P2P_SERVICE, WIFI_SERVICE, WINDOW_SERVICE

Fields inherited from interface android.content.ComponentCallbacks2

TRIM_MEMORY_BACKGROUND, TRIM_MEMORY_COMPLETE, TRIM_MEMORY_MODERATE, TRIM_MEMORY_RUNNING_CRITICAL, TRIM_MEMORY_RUNNING_LOW, TRIM_MEMORY_RUNNING_MODERATE, TRIM_MEMORY_UI_HIDDEN

Constructor Summary

Constructors

Constructor and Description
MainActivity()

Method Summary

Methods

Modifier and Type	Method and Description
private void	checkNFC() Check if a NFC adapter is available and/or activated.
private void	doProcess(android.content.Intent intent) This method checks and send the chosen command.
protected void	onCreate(android.os.Bundle savedInstanceState) This method builds the main user interface using the TabsAdapter class.
protected void	onNewIntent(android.content.Intent intent)
void	onPause()
void	onResume()
protected void	sendData(boolean b, android.nfc.Tag tag) This method simply processes the command sending only from the SendTextFragment.

Methods inherited from class com.actionbarsherlock.app.SherlockFragmentActivity

addContentView, closeOptionsMenu, dispatchKeyEvent, getSherlock, getSupportActionBar, getSupportMenuInflater, invalidateOptionsMenu, onActionModeFinished, onActionModeStarted, onConfigurationChanged, onCreateOptionsMenu, onCreateOptionsMenu, onCreatePanelMenu, onDestroy, onMenuItemSelected, onMenuOpened, onOptionsItemSelected, onOptionsItemSelected, onPanelClosed, onPostCreate, onPostResume, onPrepareOptionsMenu, onPrepareOptionsMenu, onPreparePanel, onRestoreInstanceState, onSaveInstanceState, onStop, onTitleChanged, openOptionsMenu, requestWindowFeature, setContentView, setContentView, setContentView, setSupportProgress, setSupportProgressBarIndeterminate, setSupportProgressBarIndeterminateVisibility, setSupportProgressBarVisibility, setSupportSecondaryProgress, startActionMode, supportInvalidateOptionsMenu

Methods inherited from class android.support.v4.app.Watson

onCreatePanelMenu, onMenuItemSelected, onPreparePanel

Methods inherited from class android.support.v4.app.FragmentActivity

dump, getLastCustomNonConfigurationInstance, getSupportFragmentManager, getSupportLoaderManager, onActivityResult, onAttachFragment, onBackPressed, onCreateView, onKeyDown, onLowMemory, onResumeFragments, onRetainCustomNonConfigurationInstance, onRetainNonConfigurationInstance, onStart, startActivityForResult, startActivityFromFragment

Methods inherited from class android.app.Activity

closeContextMenu, createPendingResult, dismissDialog, dispatchGenericMotionEvent, dispatchKeyShortcutEvent, dispatchPopulateAccessibilityEvent, dispatchTouchEvent, dispatchTrackballEvent, findViewById, finish, finishActivity, finishActivityFromChild, finishAffinity, finishFromChild, getActionBar, getApplication, getCallingActivity, getCallingPackage, getChangingConfigurations, getComponentName, getCurrentFocus, getFragmentManager, getIntent, getLastNonConfigurationInstance, getLayoutInflater, getLoaderManager, getLocalClassName, getMenuInflater, getParent, getParentActivityIntent, getPreferences, getRequestedOrientation, getSystemService, getTaskId, getTitle, getTitleColor, getVolumeControlStream, getWindow, getWindowManager, hasWindowFocus, isChangingConfigurations, isChild, isDestroyed, isFinishing, isTaskRoot, managedQuery, moveTaskToBack, navigateUpTo, navigateUpToFromChild, onActionModeFinished, onActionModeStarted, onApplyThemeResource, onAttachedToWindow, onAttachFragment, onChildTitleChanged, onContentChanged, onContextItemSelected, onContextMenuClosed, onCreateContextMenu, onCreateDescription, onCreateDialog, onCreateDialog, onCreateNavigateUpTaskStack, onCreatePanelView, onCreateThumbnail, onCreateView, onDetachedFromWindow, onGenericMotionEvent, onKeyLongPress, onKeyMultiple, onKeyShortcut, onKeyUp, onNavigateUp, onNavigateUpFromChild, onOptionsMenuClosed, onPrepareDialog, onPrepareDialog, onPrepareNavigateUpTaskStack, onRestart, onSearchRequested, onTouchEvent, onTrackballEvent, onTrimMemory, onUserInteraction, onUserLeaveHint, onWindowAttributesChanged, onWindowFocusChanged, onWindowStartingActionMode, openContextMenu, overridePendingTransition, recreate, registerForContextMenu, removeDialog, requestWindowFeature, runOnUiThread, setDefaultKeyMode, setFeatureDrawable, setFeatureDrawableAlpha, setFeatureDrawableResource, setFeatureDrawableUri, setFinishOnTouchOutside, setIntent, setProgress, setProgressBarIndeterminate, setProgressBarIndeterminateVisibility, setProgressBarVisibility, setRequestedOrientation, setResult, setResult, setSecondaryProgress, setTitle, setTitle, setTitleColor, setVisible, setVolumeControlStream, shouldUpRecreateTask, showDialog, showDialog, startActionMode, startActivities, startActivities, startActivity, startActivity, startActivityForResult, startActivityFromChild, startActivityFromChild, startActivityFromFragment, startActivityFromFragment, startActivityIfNeeded, startActivityIfNeeded, startIntentSender, startIntentSender, startIntentSenderForResult, startIntentSenderForResult, startIntentSenderFromChild, startIntentSenderFromChild, startManagingCursor, startNextMatchingActivity, startNextMatchingActivity, startSearch, stopManagingCursor, takeKeyEvents, triggerSearch, unregisterForContextMenu

Methods inherited from class android.view.ContextThemeWrapper

applyOverrideConfiguration, attachBaseContext, getResources, getTheme, setTheme

Methods inherited from class android.content.ContextWrapper

bindService, checkCallingOrSelfPermission, checkCallingOrSelfUriPermission, checkCallingPermission, checkCallingUriPermission, checkPermission, checkUriPermission, checkUriPermission, clearWallpaper, createConfigurationContext, createDisplayContext, createPackageContext, databaseList, deleteDatabase, deleteFile, enforceCallingOrSelfPermission, enforceCallingOrSelfUriPermission, enforceCallingPermission, enforceCallingUriPermission, enforcePermission, enforceUriPermission, enforceUriPermission, fileList, getApplicationContext, getApplicationInfo, getAssets, getBaseContext, getCacheDir, getClassLoader, getContentResolver, getDatabasePath, getDir, getExternalCacheDir, getExternalFilesDir, getFilesDir, getFileStreamPath, getMainLooper, getObbDir, getPackageCodePath, getPackageManager, getPackageName, getPackageResourcePath, getSharedPreferences, getWallpaper, getWallpaperDesiredMinimumHeight, getWallpaperDesiredMinimumWidth, grantUriPermission, isRestricted, openFileInput, openFileOutput, openOrCreateDatabase, openOrCreateDatabase, peekWallpaper, registerReceiver, registerReceiver, removeStickyBroadcast, removeStickyBroadcastAsUser, revokeUriPermission, sendBroadcast, sendBroadcast, sendBroadcastAsUser, sendBroadcastAsUser, sendOrderedBroadcast, sendOrderedBroadcast, sendOrderedBroadcastAsUser, sendStickyBroadcast, sendStickyBroadcastAsUser, sendStickyOrderedBroadcast, sendStickyOrderedBroadcastAsUser, setWallpaper, setWallpaper, startInstrumentation, startService, stopService, unbindService, unregisterReceiver

Methods inherited from class android.content.Context

getString, getString, getText, obtainStyledAttributes, obtainStyledAttributes, obtainStyledAttributes, obtainStyledAttributes, registerComponentCallbacks, unregisterComponentCallbacks

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

mTabHost

private android.widget.TabHost mTabHost

mViewPager

private android.support.v4.view.ViewPager mViewPager

mTabsAdapter

private TabsAdapter mTabsAdapter

writer

private NFCWriter writer

reader

private NFCReader reader

pendingIntent

private android.app.PendingIntent pendingIntent

mAdapter

private android.nfc.NfcAdapter mAdapter

Constructor Detail

MainActivity

public MainActivity()

Method Detail

onCreate

protected void onCreate(android.os.Bundle savedInstanceState)

This method builds the main user interface using the TabsAdapter class.

Overrides:

onCreate in class android.support.v4.app.FragmentActivity

See Also:

FragmentActivity.onCreate(android.os.Bundle)

checkNFC

private void checkNFC()

Check if a NFC adapter is available and/or activated. This method checks if a NFC adapter is available on the used Phone and if so if it is enabled. If no adapter is available the app will show a message and than close itself. If an adapter is available but not enabled the app will suggest to open the settings to activate it. If not activated the app will close itself.

onPause

public void onPause()

Overrides:

onPause in class com.actionbarsherlock.app.SherlockFragmentActivity

onResume

public void onResume()

Overrides:

onResume in class android.support.v4.app.FragmentActivity

onNewIntent

protected void onNewIntent(android.content.Intent intent)

Overrides:

onNewIntent in class android.support.v4.app.FragmentActivity

doProcess

private void doProcess(android.content.Intent intent)

This method checks and send the chosen command. This method is called from the onNewIntent method of the activity and initializes the tag, writer and reader attribute. Depending on the tab on which the user clicks on a button the method will use the methods of the respective fragment class. If the user is on the SendText tab the app will ask if the command should be send or not.

sendData

protected void sendData(boolean b,
            android.nfc.Tag tag)
                 throws java.io.IOException,
                        android.nfc.FormatException

This method simply processes the command sending only from the SendTextFragment. First either the highspeed on or off command will be send. And after that depending on the given boolean parameter it will send the command or not.

Parameters:

b - true if the command should be send.

tag - the NFC tag from the intent

Throws:

java.io.IOException

android.nfc.FormatException