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2014/10/16 ¤W¤È 08:13:22
android Programming Glossary: extendHow did Google manage to do this? Slide ActionBar in Android application http://stackoverflow.com/questions/11234375/how-did-google-manage-to-do-this-slide-actionbar-in-android-application just a simple adapter public static class SlideMenuAdapter extends ArrayAdapter SlideMenu.SlideMenuAdapter.MenuDesc Activity act.. android.view.MotionEvent public class ExtendedViewPager extends ViewPager private boolean enabled public ExtendedViewPager.. public class ExtendedPagerTabStrip extends PagerTabStrip private boolean enabled public ExtendedPagerTabStrip..
Android: combining text & image on a Button or ImageButton http://stackoverflow.com/questions/1532876/android-combining-text-image-on-a-button-or-imagebutton suggestions on how to do this One idea would be to either extend Button or ImageButton and override the draw method. But with..
android app specific soft keyboard http://stackoverflow.com/questions/1896939/android-app-specific-soft-keyboard I did that in my SmallKeyboard class . You just need to extend android.inputmethodservice.KeyboardView and decide on layout...
http://stackoverflow.com/questions/1944656/android-global-variable global variables share improve this question You can extend the base android.app.Application class and add member variables.. add member variables like so public class MyApplication extends Application private String someVariable public String getSomeVariable..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application @author Danny Remington MacroSolve public class HomeKey extends CustomActivity public void onDestroy super.onDestroy Kill.. true Here's an abstract activity that can be extended to handle the HOME key for all activities that extend it package.. be extended to handle the HOME key for all activities that extend it package android.example @author Danny Remington MacroSolve..
Determining the current foreground application from a background task or service http://stackoverflow.com/questions/2166961/determining-the-current-foreground-application-from-a-background-task-or-service getForegroundApp this hopefully answers this issue in all extend private RunningAppProcessInfo getForegroundApp RunningAppProcessInfo..
How to create a closed (circular) ListView? http://stackoverflow.com/questions/2332847/how-to-create-a-closed-circular-listview solve the same problem. In our solution though instead of extending BaseAdapter we extend ArrayAdapter. The code is as fallows.. In our solution though instead of extending BaseAdapter we extend ArrayAdapter. The code is as fallows public class CircularArrayAdapter.. The code is as fallows public class CircularArrayAdapter extends ArrayAdapter public static final int HALF_MAX_VALUE Integer.MAX_VALUE..
Custom fonts and XML layouts (Android) http://stackoverflow.com/questions/2376250/custom-fonts-and-xml-layouts-android gui interface fonts share improve this question You can extend TextView to set custom fonts as I learned here . TextViewPlus.java.. import android.widget.TextView public class TextViewPlus extends TextView private static final String TAG TextView public TextViewPlus..
http://stackoverflow.com/questions/2925054/mvc-pattern-in-android your resources in various XML files by locale etc. You extend clases like ListActivity TabActivity and make use of the XML..
Android popup window dismissal http://stackoverflow.com/questions/3121232/android-popup-window-dismissal an alternative to depending on PopupWindow to handle that extend your root ViewGroup to behave the way you want. share improve..
How to listen for a Webview finishing loading a URL in Android? http://stackoverflow.com/questions/3149216/how-to-listen-for-a-webview-finishing-loading-a-url-in-android improve this question Just implement WebViewClient and extend onPageFinished as follows mWebView.setWebViewClient new WebViewClient..
Android: can height of SlidingDrawer be set with wrap_content? http://stackoverflow.com/questions/3654492/android-can-height-of-slidingdrawer-be-set-with-wrap-content wrap_content is not working. To get around this you can extend SlidingDrawer with a re implemented onMeasure method that honors.. public class WrappingSlidingDrawer extends SlidingDrawer public WrappingSlidingDrawer Context context..
how to hide soft keyboard on android after clicking outside EditText? http://stackoverflow.com/questions/4165414/how-to-hide-soft-keyboard-on-android-after-clicking-outside-edittext all. If you want to use this effectively you may create an extended Activity and put this method in and make all other activities.. in and make all other activities in your application extend this activity and call its setupUI in the onCreate method. Hope.. android id @ id main_parent ... RelativeLayout Then extend a class from Activity and define setupUI findViewById R.id.main_parent..
Grid of images inside ScrollView http://stackoverflow.com/questions/4523609/grid-of-images-inside-scrollview method like so public class ExpandableListView extends ListView boolean expanded false public ExpandableListView Context.. ditch the GridView and create your own layout. You could extend either AbsoluteLayout or RelativeLayout . For example if you.. AbsoluteLayout or RelativeLayout . For example if you extend RelativeLayout you could place each image LEFT_OF the previous..
Lock the android device programatically http://stackoverflow.com/questions/4545079/lock-the-android-device-programatically class should be inner class and the outter class should extend DeviceAdminReceiver public class adminActivity extends DeviceAdminReceiver.. extend DeviceAdminReceiver public class adminActivity extends DeviceAdminReceiver public static class Controller extends.. extends DeviceAdminReceiver public static class Controller extends Activity DevicePolicyManager mDPM ComponentName mDeviceAdminSample..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser a class to hold our items. In this case I'm just going to extend the ArrayList class. Items.java public class Items extends ArrayList.. extend the ArrayList class. Items.java public class Items extends ArrayList Item public Items super Thats it for our items container... return title same as above. Example public class Example extends DefaultHandler private Channel channel private Items items..
Android backup/restore: how to backup an internal database? http://stackoverflow.com/questions/5282936/android-backup-restore-how-to-backup-an-internal-database but it does not seem related However you might want to extend BackupAgent directly if you need to Back up data in a database... create a custom BackupHelper public class DbBackupHelper extends FileBackupHelper public DbBackupHelper Context ctx String dbName..
ActionBarSherlock & HoloEverywhere - Forcing Overflow? http://stackoverflow.com/questions/10509510/actionbarsherlock-holoeverywhere-forcing-overflow android holo everywhere share improve this question Extend a HoloEverywhere theme and add item name absForceOverflow true..
http://stackoverflow.com/questions/1096618/android-surfaceview-scrolling is it too difficult. One way to do it is the following Extend SurfaceView and implement SurfaceHolder.Callback Use getHolder..
What is the difference between the states selected, checked and activated in Android? http://stackoverflow.com/questions/11504860/what-is-the-difference-between-the-states-selected-checked-and-activated-in-and without help. These workarounds were of the following form Extend the root layout to implement Checkable. In its constructor recursively..
Initialize MapFragment programmatically with Maps API v2 http://stackoverflow.com/questions/13733299/initialize-mapfragment-programmatically-with-maps-api-v2 busy to write it here again so here is the short version Extend the MapFragment class and override the onCreateView method...
http://stackoverflow.com/questions/13934010/progressbar-under-action-bar android android actionbar share improve this question Extend Activities from following class to have a ProgressBar at the..
Android CalendarView for Showing Events http://stackoverflow.com/questions/16556254/android-calendarview-for-showing-events See the source . You might try the following approaches Extend from CalendarView and implement onDraw yourself. You'll have..
Easy database access methods in Android http://stackoverflow.com/questions/17234451/easy-database-access-methods-in-android db int oldVersion int newVersion Standard data code here Extend your Application class and store your Data object as a static..
Android - Calling an ordinary object method from an activity http://stackoverflow.com/questions/18304957/android-calling-an-ordinary-object-method-from-an-activity There are two ways I'd recommend to do that on android Extend the Application class register your class in the manifest and..
http://stackoverflow.com/questions/1930963/rotating-a-view-in-android android view rotation share improve this question Extend the TextView class and override the onDraw method. Make sure..
Android: Want to set custom fonts for whole application not runtime http://stackoverflow.com/questions/4395309/android-want-to-set-custom-fonts-for-whole-application-not-runtime to customize. e.g. want a Button with a custom typeface Extend Button . Let's make an example public class CustomButton extends..
Asynchronous programming best practices http://stackoverflow.com/questions/5773853/asynchronous-programming-best-practices have to use global variables within the application. Extend Application and store data that you need as long your application..
Android back button and MediaController http://stackoverflow.com/questions/6051825/android-back-button-and-mediacontroller this question Based on the source code this should work Extend MediaController for the purposes of this answer call it RonnieMediaController..
Need a simple tutorial for android/webservice work? http://stackoverflow.com/questions/7520243/need-a-simple-tutorial-for-android-webservice-work get the response from the api. Now Lets make the parser Extend the class with Default Handler public class XMLParser extends..
Android: Accessing resources without an Activity or Context refeerence http://stackoverflow.com/questions/7531959/android-accessing-resources-without-an-activity-or-context-refeerence a fact and you can't change that. Here's what you can do Extend Application get the application context and use that as a static..
How do I create a header or footer button bar for my Android application http://stackoverflow.com/questions/7831044/how-do-i-create-a-header-or-footer-button-bar-for-my-android-application setContentView R.layout.headerfooter Now Extend above activity to your all other activities and inflate your..
Couldn't get connection factory client - fighting with Google Maps http://stackoverflow.com/questions/7982320/couldnt-get-connection-factory-client-fighting-with-google-maps file uses library android name com.google.android.maps Extend Map Activity instead of Activity also ensure that your SDK is..
Best practice: Extending or overriding an Android library project class http://stackoverflow.com/questions/9951610/best-practice-extending-or-overriding-an-android-library-project-class practice Extending or overriding an Android library project class We're using.. is not very modular and bloats the Core library codebase. Extend the particular Core class in a target project and override the.. for extended activity String extClassName clazz.getName Extended try Class extClass Class.forName extClassName return extClass..
Android: Notify Scrollview that it's child's size has changed: how? http://stackoverflow.com/questions/9993179/android-notify-scrollview-that-its-childs-size-has-changed-how You can plan the scroll and do it later in onLayout . Extend your scrollview and add private int onLayoutScrollByX 0 private..
How did Google manage to do this? Slide ActionBar in Android application http://stackoverflow.com/questions/11234375/how-did-google-manage-to-do-this-slide-actionbar-in-android-application import android.widget.TextView public class SlideMenu just a simple adapter public static class SlideMenuAdapter extends ArrayAdapter SlideMenu.SlideMenuAdapter.MenuDesc Activity act SlideMenu.SlideMenuAdapter.MenuDesc items class MenuItem.. import android.util.AttributeSet import android.view.MotionEvent public class ExtendedViewPager extends ViewPager private boolean enabled public ExtendedViewPager Context context AttributeSet attrs super context attrs this.enabled.. import android.util.AttributeSet import android.view.MotionEvent public class ExtendedPagerTabStrip extends PagerTabStrip private boolean enabled public ExtendedPagerTabStrip Context context AttributeSet attrs super context attrs..
Android: combining text & image on a Button or ImageButton http://stackoverflow.com/questions/1532876/android-combining-text-image-on-a-button-or-imagebutton with the z axis defined as coming out of the display . Any suggestions on how to do this One idea would be to either extend Button or ImageButton and override the draw method. But with my current level of knowledge I don't really know how to do..
android app specific soft keyboard http://stackoverflow.com/questions/1896939/android-app-specific-soft-keyboard you just want a View that looks and acts like a soft keyboard I did that in my SmallKeyboard class . You just need to extend android.inputmethodservice.KeyboardView and decide on layout. See the onKey and onText methods at the end of that file for..
http://stackoverflow.com/questions/1944656/android-global-variable the application regardless which activity running.. android global variables share improve this question You can extend the base android.app.Application class and add member variables like so public class MyApplication extends Application private.. You can extend the base android.app.Application class and add member variables like so public class MyApplication extends Application private String someVariable public String getSomeVariable return someVariable public void setSomeVariable String..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application the application when it is destroyed package android.example @author Danny Remington MacroSolve public class HomeKey extends CustomActivity public void onDestroy super.onDestroy Kill application when the root activity is killed. UIHelper.killApp.. Kill application when the root activity is killed. UIHelper.killApp true Here's an abstract activity that can be extended to handle the HOME key for all activities that extend it package android.example @author Danny Remington MacroSolve import.. UIHelper.killApp true Here's an abstract activity that can be extended to handle the HOME key for all activities that extend it package android.example @author Danny Remington MacroSolve import android.app.Activity import android.view.Menu import..
Determining the current foreground application from a background task or service http://stackoverflow.com/questions/2166961/determining-the-current-foreground-application-from-a-background-task-or-service still the active app. isRunningService a helper function for getForegroundApp this hopefully answers this issue in all extend private RunningAppProcessInfo getForegroundApp RunningAppProcessInfo result null info null if mActivityManager null mActivityManager..
How to create a closed (circular) ListView? http://stackoverflow.com/questions/2332847/how-to-create-a-closed-circular-listview colleague Joe and I believe we have found a simpler way to solve the same problem. In our solution though instead of extending BaseAdapter we extend ArrayAdapter. The code is as fallows public class CircularArrayAdapter extends ArrayAdapter public.. we have found a simpler way to solve the same problem. In our solution though instead of extending BaseAdapter we extend ArrayAdapter. The code is as fallows public class CircularArrayAdapter extends ArrayAdapter public static final int HALF_MAX_VALUE.. instead of extending BaseAdapter we extend ArrayAdapter. The code is as fallows public class CircularArrayAdapter extends ArrayAdapter public static final int HALF_MAX_VALUE Integer.MAX_VALUE 2 public final int MIDDLE private T objects public..
Custom fonts and XML layouts (Android) http://stackoverflow.com/questions/2376250/custom-fonts-and-xml-layouts-android change the font for every new widget I add. java android gui interface fonts share improve this question You can extend TextView to set custom fonts as I learned here . TextViewPlus.java package com.example import android.content.Context import.. import android.util.AttributeSet import android.util.Log import android.widget.TextView public class TextViewPlus extends TextView private static final String TAG TextView public TextViewPlus Context context super context public TextViewPlus..
http://stackoverflow.com/questions/2925054/mvc-pattern-in-android in various XML files by resolution hardware etc. You define your resources in various XML files by locale etc. You extend clases like ListActivity TabActivity and make use of the XML file by inflaters You can create as many classes as you wish..
Android popup window dismissal http://stackoverflow.com/questions/3121232/android-popup-window-dismissal
How to listen for a Webview finishing loading a URL in Android? http://stackoverflow.com/questions/3149216/how-to-listen-for-a-webview-finishing-loading-a-url-in-android of page loading of a WebView android webview share improve this question Just implement WebViewClient and extend onPageFinished as follows mWebView.setWebViewClient new WebViewClient public void onPageFinished WebView view String url..
Android: can height of SlidingDrawer be set with wrap_content? http://stackoverflow.com/questions/3654492/android-can-height-of-slidingdrawer-be-set-with-wrap-content the layout modes to fill_parent this is why layout_height wrap_content is not working. To get around this you can extend SlidingDrawer with a re implemented onMeasure method that honors the layout_width and layout_height attributes. You can.. import android.view.View import android.widget.SlidingDrawer public class WrappingSlidingDrawer extends SlidingDrawer public WrappingSlidingDrawer Context context AttributeSet attrs int defStyle super context attrs defStyle..
how to hide soft keyboard on android after clicking outside EditText? http://stackoverflow.com/questions/4165414/how-to-hide-soft-keyboard-on-android-after-clicking-outside-edittext and call setupUI findViewById R.id.parent that is all. If you want to use this effectively you may create an extended Activity and put this method in and make all other activities in your application extend this activity and call its setupUI.. you may create an extended Activity and put this method in and make all other activities in your application extend this activity and call its setupUI in the onCreate method. Hope it helps. If you use more than 1 activity define common.. 1 activity define common id to parent layout like RelativeLayout android id @ id main_parent ... RelativeLayout Then extend a class from Activity and define setupUI findViewById R.id.main_parent Within its OnResume and extend this class instead..
Grid of images inside ScrollView http://stackoverflow.com/questions/4523609/grid-of-images-inside-scrollview by changing the layout parameters right inside the ListView.onMeasure method like so public class ExpandableListView extends ListView boolean expanded false public ExpandableListView Context context AttributeSet attrs int defaultStyle super context.. Same goes with my next solution. The other possibility is to ditch the GridView and create your own layout. You could extend either AbsoluteLayout or RelativeLayout . For example if you extend RelativeLayout you could place each image LEFT_OF the.. the GridView and create your own layout. You could extend either AbsoluteLayout or RelativeLayout . For example if you extend RelativeLayout you could place each image LEFT_OF the previous one keeping track of the width of each image until you run..
Lock the android device programatically http://stackoverflow.com/questions/4545079/lock-the-android-device-programatically device admin share improve this question The activity class should be inner class and the outter class should extend DeviceAdminReceiver public class adminActivity extends DeviceAdminReceiver public static class Controller extends Activity.. activity class should be inner class and the outter class should extend DeviceAdminReceiver public class adminActivity extends DeviceAdminReceiver public static class Controller extends Activity DevicePolicyManager mDPM ComponentName mDeviceAdminSample.. extend DeviceAdminReceiver public class adminActivity extends DeviceAdminReceiver public static class Controller extends Activity DevicePolicyManager mDPM ComponentName mDeviceAdminSample protected void onCreate Bundle savedInstanceState ..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser put it into a Bundle and do something with it. Now we need a class to hold our items. In this case I'm just going to extend the ArrayList class. Items.java public class Items extends ArrayList Item public Items super Thats it for our items container... a class to hold our items. In this case I'm just going to extend the ArrayList class. Items.java public class Items extends ArrayList Item public Items super Thats it for our items container. We now need a class to hold the data of every single.. String title this.title title public String getTitle return title same as above. Example public class Example extends DefaultHandler private Channel channel private Items items private Item item public Example items new Items public Channel..
Android backup/restore: how to backup an internal database? http://stackoverflow.com/questions/5282936/android-backup-restore-how-to-backup-an-internal-database the docs about databases advising to use a custom BackupAgent but it does not seem related However you might want to extend BackupAgent directly if you need to Back up data in a database. If you have an SQLite database that you want to restore.. share improve this question A cleaner approach would be to create a custom BackupHelper public class DbBackupHelper extends FileBackupHelper public DbBackupHelper Context ctx String dbName super ctx ctx.getDatabasePath dbName .getAbsolutePath..
ActionBarSherlock & HoloEverywhere - Forcing Overflow? http://stackoverflow.com/questions/10509510/actionbarsherlock-holoeverywhere-forcing-overflow
http://stackoverflow.com/questions/1096618/android-surfaceview-scrolling scrolling yourself as well. It's not trivial to do but neither is it too difficult. One way to do it is the following Extend SurfaceView and implement SurfaceHolder.Callback Use getHolder .addCallback this to grab the callback Use OnTouch events..
What is the difference between the states selected, checked and activated in Android? http://stackoverflow.com/questions/11504860/what-is-the-difference-between-the-states-selected-checked-and-activated-in-and do not implement checkable ... and it does NOT propagate without help. These workarounds were of the following form Extend the root layout to implement Checkable. In its constructor recursively find all the children that implement Checkable. When..
Initialize MapFragment programmatically with Maps API v2 http://stackoverflow.com/questions/13733299/initialize-mapfragment-programmatically-with-maps-api-v2 gave me an answer in Google but he is too laz.... emm busy to write it here again so here is the short version Extend the MapFragment class and override the onCreateView method. After this method is done we can get a non null reference to..
http://stackoverflow.com/questions/13934010/progressbar-under-action-bar appear under the Action Bar like on the Chrome App android android actionbar share improve this question Extend Activities from following class to have a ProgressBar at the top below ActionBar of each and a getProgressBar method Parent..
Android CalendarView for Showing Events http://stackoverflow.com/questions/16556254/android-calendarview-for-showing-events to change the color of the calendar cells in month view. See the source . You might try the following approaches Extend from CalendarView and implement onDraw yourself. You'll have to reimplement all the existing drawing behavior including..
Easy database access methods in Android http://stackoverflow.com/questions/17234451/easy-database-access-methods-in-android code here @Override public void onUpgrade SQLiteDatabase db int oldVersion int newVersion Standard data code here Extend your Application class and store your Data object as a static field within it. Modify your Android.manifest to use your..
Android - Calling an ordinary object method from an activity http://stackoverflow.com/questions/18304957/android-calling-an-ordinary-object-method-from-an-activity what I read you are trying to implement a singleton pattern. There are two ways I'd recommend to do that on android Extend the Application class register your class in the manifest and use getApplication in your activities to get access to it..
http://stackoverflow.com/questions/1930963/rotating-a-view-in-android to work. Can someone please provide code to accomplish this android view rotation share improve this question Extend the TextView class and override the onDraw method. Make sure the parent view is large enough to handle the rotated button..
Android: Want to set custom fonts for whole application not runtime http://stackoverflow.com/questions/4395309/android-want-to-set-custom-fonts-for-whole-application-not-runtime want to make a new class that overrides whatever View you want to customize. e.g. want a Button with a custom typeface Extend Button . Let's make an example public class CustomButton extends Button private final static int ROBOTO 0 private final..
Asynchronous programming best practices http://stackoverflow.com/questions/5773853/asynchronous-programming-best-practices calls and manage this things for each unique Activity you'll have to use global variables within the application. Extend Application and store data that you need as long your application is alive. To actually implement it use this excellent..
Android back button and MediaController http://stackoverflow.com/questions/6051825/android-back-button-and-mediacontroller android back button back mediacontroller share improve this question Based on the source code this should work Extend MediaController for the purposes of this answer call it RonnieMediaController Override dispatchKeyEvent in RonnieMediaController..
Need a simple tutorial for android/webservice work? http://stackoverflow.com/questions/7520243/need-a-simple-tutorial-for-android-webservice-work your_url String getResponse res.getResponse So here you get the response from the api. Now Lets make the parser Extend the class with Default Handler public class XMLParser extends DefaultHandler You must have basic knowledge about Array..
Android: Accessing resources without an Activity or Context refeerence http://stackoverflow.com/questions/7531959/android-accessing-resources-without-an-activity-or-context-refeerence this question Your resources are bundled to a context it's a fact and you can't change that. Here's what you can do Extend Application get the application context and use that as a static helper. public class App extends Application private static..
How do I create a header or footer button bar for my Android application http://stackoverflow.com/questions/7831044/how-do-i-create-a-header-or-footer-button-bar-for-my-android-application void onCreate Bundle savedInstanceState super.onCreate savedInstanceState setContentView R.layout.headerfooter Now Extend above activity to your all other activities and inflate your particular view in the middle layout of the headerfooter.xml..
Couldn't get connection factory client - fighting with Google Maps http://stackoverflow.com/questions/7982320/couldnt-get-connection-factory-client-fighting-with-google-maps name android.permission.INTERNET 2.Add Library code in Manifest file uses library android name com.google.android.maps Extend Map Activity instead of Activity also ensure that your SDK is Google not Android Then generate Map Key using Release Key..
Best practice: Extending or overriding an Android library project class http://stackoverflow.com/questions/9951610/best-practice-extending-or-overriding-an-android-library-project-class practice Extending or overriding an Android library project class We're using an Android Library Project to share core classes and resources.. to select behavior based on product SKU. This approach is not very modular and bloats the Core library codebase. Extend the particular Core class in a target project and override the base Core class functions as needed. Then keep a reference.. private static Class getActivityClass Class clazz Check for extended activity String extClassName clazz.getName Extended try Class extClass Class.forName extClassName return extClass catch ClassNotFoundException e e.printStackTrace Extended..
Android: Notify Scrollview that it's child's size has changed: how? http://stackoverflow.com/questions/9993179/android-notify-scrollview-that-its-childs-size-has-changed-how trying just about every onXXX method. onLayout can be used. You can plan the scroll and do it later in onLayout . Extend your scrollview and add private int onLayoutScrollByX 0 private int onLayoutScrollByY 0 public void planScrollBy int x int..
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