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2014/10/16 ¤W¤È 08:23:29
android Programming Glossary: sayHow ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works you had a checkbox and if you check it at position 0 let say item1 has also a checkbox and you checked it so when you scroll..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app regex tampering with the HTML to change the href value say to something else. What I want is to be able to handle a link.. that is done but I'm hoping there's an easier way to just say when a link is clicked in this textview I want to raise an event..
What is the best IDE to develop Android apps in? [closed] http://stackoverflow.com/questions/1715697/what-is-the-best-ide-to-develop-android-apps-in Great to see Google endorse Idea. It is safe to say that Android Studio and thus Idea will from now on be the definitive.. that's all you need for Android app development. I'd say you're safe sticking with IntelliJ. Update there is now an official..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent for devices to be flashed with a version of android say cyanogenmod's builds that has the bug fixed. if that happens..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android when your activity is destroyed. It's difficult to say why this is without looking at your code. However this article..
How can I check the current status of the GPS receiver? http://stackoverflow.com/questions/2021176/how-can-i-check-the-current-status-of-the-gps-receiver a GPS speedometer for Android so you can trust me when I say that we tried every possible solution to this problem all with.. we actually use in our application is the following. Let's say we have this simple class that implements the GpsStatus.Listener..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android solution is to give your activity's root view a known ID say '@ id activityRoot' hook a GlobalLayoutListener into the ViewTreeObserver..
http://stackoverflow.com/questions/2188049/parse-html-in-android Java HTML parsers . Whether any work on Android I can't say. I've seen people experiment with TagSoup based on other posts..
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it It will be approx. 0 if there is no movement and lets say 2 if the device is shaked. Notes The accelometer should be deactivated..
Launch custom android application from android browser http://stackoverflow.com/questions/2958701/launch-custom-android-application-from-android-browser methods to extract the data you need. For example let's say the user clicked on a link to http twitter.com status 1234 Uri..
http://stackoverflow.com/questions/3197335/restful-api-service some pointers would be greatly appreciated even if it's to say I'm doing it completely wrong. I'm pretty new to Android and.. in the service starts and it sends the activity a message saying it started The activity processes the message and shows a.. and puts in in a list view The service sends you a message saying that it is done and it kills itself. The activity gets the..
How to disable Mobile Data on Android http://stackoverflow.com/questions/3644144/how-to-disable-mobile-data-on-android even though every page I find asking about this same issue says it cannot be done. The kicker is they all say to do it like.. same issue says it cannot be done. The kicker is they all say to do it like APNDroid. Please someone give me some insight...
http://stackoverflow.com/questions/3815090/webview-and-html5-video video element video html5 tag within a WebView but I must say I had to deal with it for few days. These are the steps I had.. a.findViewById R.id.webview a.initWebView But now I should say there are still an important issue. I can play it only once...
Android: How to copy files in 'assets' to sdcard? http://stackoverflow.com/questions/4447477/android-how-to-copy-files-in-assets-to-sdcard the assets folder. I need to copy all of them to a folder say sdcard folder. I want to do this from within a thread. How do..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables in good faith recommend ignoring their advice. What they say goes to a certain extent. I do wish to disagree extremely strongly..
using javascript in android webview http://stackoverflow.com/questions/10472839/using-javascript-in-android-webview .show this for the html page. input type button value Say hello onClick showAndroidToast 'Hello Android ' script type..
Save image to sdcard from drawble resource on Android http://stackoverflow.com/questions/10558053/save-image-to-sdcard-from-drawble-resource-on-android to sd card Saving image to sdcard from drawble resource Say you have an image namely ic_launcher in your drawable. Then..
How to detect when the user launches another app? (Android) http://stackoverflow.com/questions/11346557/how-to-detect-when-the-user-launches-another-app-android I want to detect whther 'XYZ' has been launched or not. Say someone launches 'Whatsapp Messenger' I want to know if my app..
Menu like Facebook and Sliding from One View to Another by touch in Android 2.2 http://stackoverflow.com/questions/13082640/menu-like-facebook-and-sliding-from-one-view-to-another-by-touch-in-android-2-2 and on moving that towards left the menu will appear. Say there are three views A B C and when I swipe C towards left..
Dynamically changing the fragments inside a fragment tab host? http://stackoverflow.com/questions/18120510/dynamically-changing-the-fragments-inside-a-fragment-tab-host better understanding. Step 1 Create Tabs for your app. Say Home.java . It will contain code for creating tabs using fragment... Fragment class. Each tab will have specific container. Say TalkContainerFragment.java for first tab import android.os.Bundle..
Google Map Android API v2 can't display map in play store application http://stackoverflow.com/questions/18395764/google-map-android-api-v2-cant-display-map-in-play-store-application key when you signed your apk. Release key procedure Step 1 Say for example your apk name is A and you are signing and creating..
How can I determine if a geopoint is displayed in currently viewable area? http://stackoverflow.com/questions/2248510/how-can-i-determine-if-a-geopoint-is-displayed-in-currently-viewable-area if a geopoint is displayed in currently viewable area Say I have mapview control in my Android app. If I know a landmark..
How to implement my very own URI scheme on Android http://stackoverflow.com/questions/2448213/how-to-implement-my-very-own-uri-scheme-on-android to implement my very own URI scheme on Android Say I want to define that an URI such as myapp path to what i want..
http://stackoverflow.com/questions/2523459/handler-vs-asynctask as to when one would choose AsyncTask over a Handler. Say I have some code I want to run every n seconds which will update..
Android: Access child views from a ListView http://stackoverflow.com/questions/257514/android-access-child-views-from-a-listview as child #0 int wantedChild wantedPosition firstPosition Say first visible position is 8 you want position 10 wantedChild..
Common class for AsyncTask in Android? http://stackoverflow.com/questions/3291490/common-class-for-asynctask-in-android there are other classes which want to use Class A object. Say Class B uses class A in the below manner A a new A context a.execute..
Android - detect phone unlock event, not screen on http://stackoverflow.com/questions/3446202/android-detect-phone-unlock-event-not-screen-on unlock share improve this question Here's what to do Say you want to detect the unlock event and do something in your..
How do I serialize an object and save it to a file in Android? http://stackoverflow.com/questions/4118751/how-do-i-serialize-an-object-and-save-it-to-a-file-in-android do I serialize an object and save it to a file in Android Say I have some simple class and once it's instantiated as an object..
Need to play audio to the caller http://stackoverflow.com/questions/4319949/need-to-play-audio-to-the-caller app I need to play a pre recorded message to the caller. Say if someone calls my phone and I enable the app it should play..
http://stackoverflow.com/questions/4813995/set-alpha-opacity-of-layout all it's child views I'm not talking about the background. Say a collection of Video Controls like Play Pause and Progressbar..
Android - copy existing project with a new name http://stackoverflow.com/questions/5483539/android-copy-existing-project-with-a-new-name copy existing project with a new name Using Eclipse. Say I have a project 'ProjectA' in the eclipseworkspace in a folder..
http://stackoverflow.com/questions/5551028/using-google-places-api within 1km the user by getting its current location.. Say for example i want to display information about Restaurants..
How to add icons to Preference http://stackoverflow.com/questions/5765186/how-to-add-icons-to-preference and this is the answer with more reputation CommonsWare Say The Settings application uses a private custom PreferenceScreen..
How to insert a SQLite record with a datetime set to 'now' in Android application? http://stackoverflow.com/questions/754684/how-to-insert-a-sqlite-record-with-a-datetime-set-to-now-in-android-applicatio with a datetime set to 'now' in Android application Say we have a table created as create table notes _id integer primary..
How ListView's recycling mechanism works http://stackoverflow.com/questions/11945563/how-listviews-recycling-mechanism-works place of item 8 and you can observe that as in mine code if you had a checkbox and if you check it at position 0 let say item1 has also a checkbox and you checked it so when you scroll down you will see item 8 checkbox is already checked this..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app change things around as I will but I can of course do some regex tampering with the HTML to change the href value say to something else. What I want is to be able to handle a link click directly from within the app rather than having the.. If this is indeed the best way I'd like to know how that is done but I'm hoping there's an easier way to just say when a link is clicked in this textview I want to raise an event that receives the href value of the link as an input parameter..
What is the best IDE to develop Android apps in? [closed] http://stackoverflow.com/questions/1715697/what-is-the-best-ide-to-develop-android-apps-in Studio IDE http developer.android.com sdk installing studio.html Great to see Google endorse Idea. It is safe to say that Android Studio and thus Idea will from now on be the definitive IDE for Android development D ORIGINAL ANSWER IntelliJ.. plugin lets you make apk files and push the app to the emulator that's all you need for Android app development. I'd say you're safe sticking with IntelliJ. Update there is now an official free IDE for IntelliJ android dev http blogs.jetbrains.com..
Android ACTION_IMAGE_CAPTURE Intent http://stackoverflow.com/questions/1910608/android-action-image-capture-intent picture. you have to maintain the list. as written it is possible for devices to be flashed with a version of android say cyanogenmod's builds that has the bug fixed. if that happens your code will crash. the fix is to use the entire device fingerprint...
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android http://stackoverflow.com/questions/1949066/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android many images it's that your images aren't getting deallocated when your activity is destroyed. It's difficult to say why this is without looking at your code. However this article has some tips that might help http android developers.blogspot.de..
How can I check the current status of the GPS receiver? http://stackoverflow.com/questions/2021176/how-can-i-check-the-current-status-of-the-gps-receiver this question First of all I'm a developer of SpeedView a GPS speedometer for Android so you can trust me when I say that we tried every possible solution to this problem all with the same negative result. Let's start by reiterating what.. in it. So the only working solution we have and the one we actually use in our application is the following. Let's say we have this simple class that implements the GpsStatus.Listener private class MyGPSListener implements GpsStatus.Listener..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android 1. Rather than requiring a custom Layout type a much simpler solution is to give your activity's root view a known ID say '@ id activityRoot' hook a GlobalLayoutListener into the ViewTreeObserver and from there calculate the size diff between..
http://stackoverflow.com/questions/2188049/parse-html-in-android
http://stackoverflow.com/questions/2317428/android-i-want-to-shake-it the axis and cleaned from static acceleration such as gravity. It will be approx. 0 if there is no movement and lets say 2 if the device is shaked. Notes The accelometer should be deactivated onPause and activated onResume to save resources..
Launch custom android application from android browser http://stackoverflow.com/questions/2958701/launch-custom-android-application-from-android-browser .getData which returns a Uri object. You can then use Uri. methods to extract the data you need. For example let's say the user clicked on a link to http twitter.com status 1234 Uri data getIntent .getData String scheme data.getScheme http..
http://stackoverflow.com/questions/3197335/restful-api-service want anyone to give me a complete code base to work on but some pointers would be greatly appreciated even if it's to say I'm doing it completely wrong. I'm pretty new to Android and Java dev so if there are any blindingly obvious mistakes here.. You create the intent and call startService. The operation in the service starts and it sends the activity a message saying it started The activity processes the message and shows a progress. The service finishes the operation and sends some.. back to your activity. Your activity processes the data and puts in in a list view The service sends you a message saying that it is done and it kills itself. The activity gets the finish message and hides the progress dialog. I know you mentioned..
How to disable Mobile Data on Android http://stackoverflow.com/questions/3644144/how-to-disable-mobile-data-on-android leaves me to believe it is possible to do it through code even though every page I find asking about this same issue says it cannot be done. The kicker is they all say to do it like APNDroid. Please someone give me some insight. Thanks android.. through code even though every page I find asking about this same issue says it cannot be done. The kicker is they all say to do it like APNDroid. Please someone give me some insight. Thanks android share improve this question The Dataconnection..
http://stackoverflow.com/questions/3815090/webview-and-html5-video it and is interested on the result. It is possible to view a video element video html5 tag within a WebView but I must say I had to deal with it for few days. These are the steps I had to follow so far Find a properly encoded video When initializing.. completo a.setContentView R.layout.main WebView wb WebView a.findViewById R.id.webview a.initWebView But now I should say there are still an important issue. I can play it only once. The second time I click on the video dispatcher either the..
Android: How to copy files in 'assets' to sdcard? http://stackoverflow.com/questions/4447477/android-how-to-copy-files-in-assets-to-sdcard to copy files in 'assets' to sdcard I have a few files in the assets folder. I need to copy all of them to a folder say sdcard folder. I want to do this from within a thread. How do I do it android copy assets share improve this question..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables Diane's roles in maintaining the Android platform I cannot in good faith recommend ignoring their advice. What they say goes to a certain extent. I do wish to disagree extremely strongly with the opinions Diane in particular expressed with..
using javascript in android webview http://stackoverflow.com/questions/10472839/using-javascript-in-android-webview String toast Toast.makeText mContext toast Toast.LENGTH_SHORT .show this for the html page. input type button value Say hello onClick showAndroidToast 'Hello Android ' script type text javascript function showAndroidToast toast Android.showToast..
Save image to sdcard from drawble resource on Android http://stackoverflow.com/questions/10558053/save-image-to-sdcard-from-drawble-resource-on-android a file which is image in your case is described here save file to sd card Saving image to sdcard from drawble resource Say you have an image namely ic_launcher in your drawable. Then get a bitmap object from this image like Bitmap bm BitmapFactory.decodeResource..
How to detect when the user launches another app? (Android) http://stackoverflow.com/questions/11346557/how-to-detect-when-the-user-launches-another-app-android detecting whether 'XYZ's Activity has come to the foreground I want to detect whther 'XYZ' has been launched or not. Say someone launches 'Whatsapp Messenger' I want to know if my app can know that 'Whatsapp Messenger' has been launched. EDIT..
Menu like Facebook and Sliding from One View to Another by touch in Android 2.2 http://stackoverflow.com/questions/13082640/menu-like-facebook-and-sliding-from-one-view-to-another-by-touch-in-android-2-2 and on moving that center towards the right one view will appear and on moving that towards left the menu will appear. Say there are three views A B C and when I swipe C towards left then A appear and when I swipe C towards right then B appear...
Dynamically changing the fragments inside a fragment tab host? http://stackoverflow.com/questions/18120510/dynamically-changing-the-fragments-inside-a-fragment-tab-host Kindly follow undermentioned code step by step to have better understanding. Step 1 Create Tabs for your app. Say Home.java . It will contain code for creating tabs using fragment. import android.os.Bundle import android.support.v4.app.FragmentActivity.. rest can be handled by you in same fashion. Defining container Fragment class. Each tab will have specific container. Say TalkContainerFragment.java for first tab import android.os.Bundle import android.util.Log import android.view.LayoutInflater..
Google Map Android API v2 can't display map in play store application http://stackoverflow.com/questions/18395764/google-map-android-api-v2-cant-display-map-in-play-store-application uploaded in android market map will look blank. Use release key when you signed your apk. Release key procedure Step 1 Say for example your apk name is A and you are signing and creating a keystore for A.apk ie A.keystore will be created in some..
How can I determine if a geopoint is displayed in currently viewable area? http://stackoverflow.com/questions/2248510/how-can-i-determine-if-a-geopoint-is-displayed-in-currently-viewable-area can I determine if a geopoint is displayed in currently viewable area Say I have mapview control in my Android app. If I know a landmark exists at a certain latitude and longitude how can I determine..
How to implement my very own URI scheme on Android http://stackoverflow.com/questions/2448213/how-to-implement-my-very-own-uri-scheme-on-android to implement my very own URI scheme on Android Say I want to define that an URI such as myapp path to what i want d This 20is 20a 20test must be handled by my own application..
http://stackoverflow.com/questions/2523459/handler-vs-asynctask vs AsyncTask I'm confused as to when one would choose AsyncTask over a Handler. Say I have some code I want to run every n seconds which will update the UI. Why would I choose one over the other android..
Android: Access child views from a ListView http://stackoverflow.com/questions/257514/android-access-child-views-from-a-listview listView.getHeaderViewsCount This is the same as child #0 int wantedChild wantedPosition firstPosition Say first visible position is 8 you want position 10 wantedChild will now be 2 So that means your view is child #2 in the ViewGroup..
Common class for AsyncTask in Android? http://stackoverflow.com/questions/3291490/common-class-for-asynctask-in-android i.e. onPreExecute doinbackground and onPostExecute . Now there are other classes which want to use Class A object. Say Class B uses class A in the below manner A a new A context a.execute url Then i fetch the result in get method. But get..
Android - detect phone unlock event, not screen on http://stackoverflow.com/questions/3446202/android-detect-phone-unlock-event-not-screen-on activity once unlocked. Thanks Chris android events phone unlock share improve this question Here's what to do Say you want to detect the unlock event and do something in your activity when the phone is unlocked. Have a Broadcast Receiver..
How do I serialize an object and save it to a file in Android? http://stackoverflow.com/questions/4118751/how-do-i-serialize-an-object-and-save-it-to-a-file-in-android do I serialize an object and save it to a file in Android Say I have some simple class and once it's instantiated as an object I want to be able to serialize its contents a file and..
Need to play audio to the caller http://stackoverflow.com/questions/4319949/need-to-play-audio-to-the-caller to play audio to the caller For my app I need to play a pre recorded message to the caller. Say if someone calls my phone and I enable the app it should play back the audio such that the caller hears it. I tried setting..
http://stackoverflow.com/questions/4813995/set-alpha-opacity-of-layout possible to set and get the Alpha Opacity of a Layout and all it's child views I'm not talking about the background. Say a collection of Video Controls like Play Pause and Progressbar in a Relative Layout. I can use animation to fade in and..
Android - copy existing project with a new name http://stackoverflow.com/questions/5483539/android-copy-existing-project-with-a-new-name copy existing project with a new name Using Eclipse. Say I have a project 'ProjectA' in the eclipseworkspace in a folder ProjectA . I want to copy the project but with a new name..
http://stackoverflow.com/questions/5551028/using-google-places-api in which i want to display information about places nearby within 1km the user by getting its current location.. Say for example i want to display information about Restaurants Shopping Malls Hospitals located within 1km related to current..
How to add icons to Preference http://stackoverflow.com/questions/5765186/how-to-add-icons-to-preference to add an icon to each Preference. I read a similar question and this is the answer with more reputation CommonsWare Say The Settings application uses a private custom PreferenceScreen subclass to have the icon IconPreferenceScreen. It is 51..
How to insert a SQLite record with a datetime set to 'now' in Android application? http://stackoverflow.com/questions/754684/how-to-insert-a-sqlite-record-with-a-datetime-set-to-now-in-android-applicatio to insert a SQLite record with a datetime set to 'now' in Android application Say we have a table created as create table notes _id integer primary key autoincrement created_date date To insert a record..
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