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2014/10/16 ¤W¤È 08:14:07
android Programming Glossary: getcontextHow to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on extends Resources public LayeredImageViewResources super getContext .getAssets new DisplayMetrics null @Override public Drawable..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android heightMeasureSpec Activity activity Activity getContext Rect rect new Rect activity.getWindow .getDecorView .getWindowVisibleDisplayFrame..
Declaring a custom android UI element using XML http://stackoverflow.com/questions/2695646/declaring-a-custom-android-ui-element-using-xml to call. private void init AttributeSet attrs TypedArray a getContext .obtainStyledAttributes attrs R.styleable.MyCustomView Use a..
Is there a unique Android device ID? http://stackoverflow.com/questions/2785485/is-there-a-unique-android-device-id private String android_id Secure.getString getContext .getContentResolver Secure.ANDROID_ID share improve this..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog url getParameters .getString PARAM_URL File dest new File getContext .getFilesDir new File url .getName DownloadUtils.downloadFile.. new File url .getName DownloadUtils.downloadFile getContext url dest DownloadUtils.getDownloadListenerForTask this return..
http://stackoverflow.com/questions/3572463/what-is-context-in-android You can get the context by invoking getApplicationContext getContext getBaseContext or this when in the activity class . Typical.. new views adapters listeners TextView tv new TextView getContext ListAdapter adapter new SimpleCursorAdapter getApplicationContext..
Is it possible to add an array or object to SharedPreferences on Android http://stackoverflow.com/questions/3876680/is-it-possible-to-add-an-array-or-object-to-sharedpreferences-on-android name last location icon.png SharedPreferences keyValues getContext .getSharedPreferences name_icons_list Context.MODE_PRIVATE SharedPreferences.Editor..
creating a system overlay (always on top) button in android http://stackoverflow.com/questions/4481226/creating-a-system-overlay-always-on-top-button-in-android HUDView Context context super context Toast.makeText getContext HUDView Toast.LENGTH_LONG .show mLoadPaint new Paint mLoadPaint.setAntiAlias.. event return super.onTouchEvent event Toast.makeText getContext onTouchEvent Toast.LENGTH_LONG .show return true android overlay.. CHECK IF THAT IS INSIDE YOUR DESIRED AREA Toast.makeText getContext onTouchEvent Toast.LENGTH_LONG .show return true share improve..
sqlite example program in android [closed] http://stackoverflow.com/questions/4721732/sqlite-example-program-in-android AUTHORITY user_deal # QUADUSER_ID news new Bru_Press_Data getContext return true @Override public Cursor query Uri uri String projection.. null null orderBy cursor.setNotificationUri getContext .getContentResolver uri return cursor @Override public String.. change newUri ContentUris.withAppendedId CONTENT_URI id getContext .getContentResolver .notifyChange newUri null catch NullPointerException..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list position 1 String keyword o.toString Toast.makeText getContext You selected keyword 2000 .show Toast.makeText getContext.. You selected keyword 2000 .show Toast.makeText getContext ListViewCheckBox.DT_selected 2000 .show holder.CItv.setText.. position 1 String keyword o.toString Toast.makeText getContext You unselected keyword 2000 .show holder.CItv.refreshDrawableState..
http://stackoverflow.com/questions/8166497/custom-adapter-for-list-view if v null LayoutInflater vi vi LayoutInflater.from getContext v vi.inflate R.layout.itemlistrow null Item p items.get position..
How to make an Android Spinner with initial text “Select One” http://stackoverflow.com/questions/867518/how-to-make-an-android-spinner-with-initial-text-select-one if position 0 final TextView v TextView LayoutInflater getContext .getSystemService Context.LAYOUT_INFLATER_SERVICE .inflate..
Using Application context everywhere? http://stackoverflow.com/questions/987072/using-application-context-everywhere instance public MyApp instance this public static Context getContext return instance and pass it everywhere e.g. SQLiteOpenHelper..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on null invalidate private class LayeredImageViewResources extends Resources public LayeredImageViewResources super getContext .getAssets new DisplayMetrics null @Override public Drawable getDrawable int id throws NotFoundException Drawable d super.getDrawable..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android int widthMeasureSpec int heightMeasureSpec int height MeasureSpec.getSize heightMeasureSpec Activity activity Activity getContext Rect rect new Rect activity.getWindow .getDecorView .getWindowVisibleDisplayFrame rect int statusBarHeight rect.top int..
Declaring a custom android UI element using XML http://stackoverflow.com/questions/2695646/declaring-a-custom-android-ui-element-using-xml a separate initialisation method for the constructors to call. private void init AttributeSet attrs TypedArray a getContext .obtainStyledAttributes attrs R.styleable.MyCustomView Use a Log.i test a.getString R.styleable.MyCustomView_android_text..
Is there a unique Android device ID? http://stackoverflow.com/questions/2785485/is-there-a-unique-android-device-id
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog @Override protected boolean doInBackground try String url getParameters .getString PARAM_URL File dest new File getContext .getFilesDir new File url .getName DownloadUtils.downloadFile getContext url dest DownloadUtils.getDownloadListenerForTask.. .getString PARAM_URL File dest new File getContext .getFilesDir new File url .getName DownloadUtils.downloadFile getContext url dest DownloadUtils.getDownloadListenerForTask this return true catch Exception pokemon return false And just add..
http://stackoverflow.com/questions/3572463/what-is-context-in-android another part of your program activity package application You can get the context by invoking getApplicationContext getContext getBaseContext or this when in the activity class . Typical uses of context Creating New objects Creating new views adapters.. class . Typical uses of context Creating New objects Creating new views adapters listeners TextView tv new TextView getContext ListAdapter adapter new SimpleCursorAdapter getApplicationContext ... Accessing Standard Common Resources Services like..
Is it possible to add an array or object to SharedPreferences on Android http://stackoverflow.com/questions/3876680/is-it-possible-to-add-an-array-or-object-to-sharedpreferences-on-android Bob another location to bob icon.png nameIcons.put another name last location icon.png SharedPreferences keyValues getContext .getSharedPreferences name_icons_list Context.MODE_PRIVATE SharedPreferences.Editor keyValuesEditor keyValues.edit for String..
creating a system overlay (always on top) button in android http://stackoverflow.com/questions/4481226/creating-a-system-overlay-always-on-top-button-in-android class HUDView extends ViewGroup private Paint mLoadPaint public HUDView Context context super context Toast.makeText getContext HUDView Toast.LENGTH_LONG .show mLoadPaint new Paint mLoadPaint.setAntiAlias true mLoadPaint.setTextSize 10 mLoadPaint.setARGB.. arg3 int arg4 @Override public boolean onTouchEvent MotionEvent event return super.onTouchEvent event Toast.makeText getContext onTouchEvent Toast.LENGTH_LONG .show return true android overlay android ui share improve this question This might..
sqlite example program in android [closed] http://stackoverflow.com/questions/4721732/sqlite-example-program-in-android AUTHORITY user_deal QUADUSER uriMatcher.addURI AUTHORITY user_deal # QUADUSER_ID news new Bru_Press_Data getContext return true @Override public Cursor query Uri uri String projection String selection String selectionArgs String orderBy.. cursor db.query TABLE_NAME projection selection selectionArgs null null orderBy cursor.setNotificationUri getContext .getContentResolver uri return cursor @Override public String getType Uri uri switch uriMatcher.match uri case QUADUSER.. TABLE_NAME null values Notify any watchers of the change newUri ContentUris.withAppendedId CONTENT_URI id getContext .getContentResolver .notifyChange newUri null catch NullPointerException e Log.v Error OnInsert e else if uriMatcher.match..
Getting an issue while checking the dynamically generated checkbox through list view http://stackoverflow.com/questions/7738527/getting-an-issue-while-checking-the-dynamically-generated-checkbox-through-list boolean isChecked if isChecked Object o getItemId position 1 String keyword o.toString Toast.makeText getContext You selected keyword 2000 .show Toast.makeText getContext ListViewCheckBox.DT_selected 2000 .show holder.CItv.setText.. position 1 String keyword o.toString Toast.makeText getContext You selected keyword 2000 .show Toast.makeText getContext ListViewCheckBox.DT_selected 2000 .show holder.CItv.setText ListViewCheckBox.DT_selected holder.COtv.setText ListViewCheckBox.outDT_selected.. ListViewCheckBox.outDT_selected else Object o getItemId position 1 String keyword o.toString Toast.makeText getContext You unselected keyword 2000 .show holder.CItv.refreshDrawableState holder.COtv.refreshDrawableState view.setTag..
http://stackoverflow.com/questions/8166497/custom-adapter-for-list-view int position View convertView ViewGroup parent View v convertView if v null LayoutInflater vi vi LayoutInflater.from getContext v vi.inflate R.layout.itemlistrow null Item p items.get position if p null TextView tt TextView v.findViewById R.id.id TextView..
How to make an Android Spinner with initial text “Select One” http://stackoverflow.com/questions/867518/how-to-make-an-android-spinner-with-initial-text-select-one convertView ViewGroup parent throws IllegalAccessException if position 0 final TextView v TextView LayoutInflater getContext .getSystemService Context.LAYOUT_INFLATER_SERVICE .inflate android.R.layout.simple_spinner_item parent false v.setText..
Using Application context everywhere? http://stackoverflow.com/questions/987072/using-application-context-everywhere MyApp extends android.app.Application private static MyApp instance public MyApp instance this public static Context getContext return instance and pass it everywhere e.g. SQLiteOpenHelper where context is required and not leaking of course android..
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