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2014/10/16 ¤W¤È 08:22:23
android Programming Glossary: regularAndroid - what's the difference between the various methods to get a Context? http://stackoverflow.com/questions/1026973/android-whats-the-difference-between-the-various-methods-to-get-a-context provides some good information about contexts as well In a regular Android application you usually have two kinds of Context Activity..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically fix This fix makes notifyDataSetChanged behave like a regular Adapter without view recycling. If you implement this fix and..
Android Activity ClassNotFoundException - tried everything http://stackoverflow.com/questions/10866431/android-activity-classnotfoundexception-tried-everything APK on it already I've changed the library project into a regular java then changed back into an android project no difference..
Launching activities within a tab in Android http://stackoverflow.com/questions/1306689/launching-activities-within-a-tab-in-android set the tabspec content to an ActivityGroup instead of a regular Activity. tabHost.addTab tabHost.newTabSpec Tab .setIndicator..
Where does Android emulator store SQLite database? http://stackoverflow.com/questions/1510840/where-does-android-emulator-store-sqlite-database to get the database file off of the emulator and onto your regular hard drive this applies to a real device too even if you have..
Android intent filter for a particular file extension? http://stackoverflow.com/questions/1733195/android-intent-filter-for-a-particular-file-extension is not a greedy match like you would expect if this was a regular expression. This pattern will fail to match paths that contain..
http://stackoverflow.com/questions/2430045/how-to-register-some-url-namespace-myapp-app-start-for-accessing-your-progr can not intercept and handle them. In summary read the regular documentation on intents and intent filters such as the NotePad..
Remove all debug logging calls before publishing: are there tools to do this? http://stackoverflow.com/questions/2446248/remove-all-debug-logging-calls-before-publishing-are-there-tools-to-do-this the official checklist so I guess many people do this on a regular basis. So is there a tool that removes all Log lines Preferably.. That way we always have the debug info being output for regular builds and don't have to make any code changes for release builds...
How to return a result (startActivityForResult) from a TabHost Activity? http://stackoverflow.com/questions/2497205/how-to-return-a-result-startactivityforresult-from-a-tabhost-activity ClassC.class tabHost.addTab... Class C this class is a regular Activity Intent intent this.getIntent intent.putExtra SOMETHING..
How to draw an overlay on a SurfaceView used by Camera on Android? http://stackoverflow.com/questions/2933882/how-to-draw-an-overlay-on-a-surfaceview-used-by-camera-on-android this question SurfaceView probably does not work like a regular View in this regard. Instead do the following Put your SurfaceView..
How to center progress indicator in ProgressDialog easily (when no title/text passed along) http://stackoverflow.com/questions/3225889/how-to-center-progress-indicator-in-progressdialog-easily-when-no-title-text-pa it expect to be centered within the window at least from regular UI design point of view . But the image is too far left it seems.. class though I don't find anything other than regular drawables though ProgressDialog.java they're not using AnimatedDrawable..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery you need to calculate width height 4 bytes per image for regular ARGB images. width and height in px . The bitmaps consume native..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working inner class or an entirely separate class just not a regular inner class. Step #2 Have the AsyncTask hold onto the Activity..
Create a NinePatch/NinePatchDrawable in runtime http://stackoverflow.com/questions/5079868/create-a-ninepatch-ninepatchdrawable-in-runtime you transmit this byte array to your clients along with a regular image no transparent borders not the source ninepatch image..
MapView in a Fragment (Honeycomb) http://stackoverflow.com/questions/5109336/mapview-in-a-fragment-honeycomb the idea that Fragments are self contained and use a regular xml based layout does not work. I get a NullPointerException..
install / uninstall APKs programmatically (PackageManager vs Intents) http://stackoverflow.com/questions/6813322/install-uninstall-apks-programmatically-packagemanager-vs-intents have been approved by the user so it is not safe for regular applications to have access to. Also the installPackage function..
http://stackoverflow.com/questions/8450539/images-taken-with-action-image-capture-always-returns-1-for-exifinterface-tag-or proper rotation information. At this point we can use the regular exif orientation on the file that's returned to our onActivityResult..
Hiding Title in a Fullscreen mode? http://stackoverflow.com/questions/991764/hiding-title-in-a-fullscreen-mode fill_parent android layout_weight 1 Insert your regular layout stuff here Button android id @ id toggle_title_button..
Android - what's the difference between the various methods to get a Context? http://stackoverflow.com/questions/1026973/android-whats-the-difference-between-the-various-methods-to-get-a-context blog was written mostly to help address memory leaks but provides some good information about contexts as well In a regular Android application you usually have two kinds of Context Activity and Application. Reading the article a little bit further..
Android ViewPager - can't update dynamically http://stackoverflow.com/questions/10849552/android-viewpager-cant-update-dynamically single item in your adapter. This is a completely legitimate fix This fix makes notifyDataSetChanged behave like a regular Adapter without view recycling. If you implement this fix and performance is satisfactory you're off to the races. Job done...
Android Activity ClassNotFoundException - tried everything http://stackoverflow.com/questions/10866431/android-activity-classnotfoundexception-tried-everything a totally new device image that doesn't have a copy of the APK on it already I've changed the library project into a regular java then changed back into an android project no difference Adding the abstract SimonSaysActivity to the manifest makes..
Launching activities within a tab in Android http://stackoverflow.com/questions/1306689/launching-activities-within-a-tab-in-android It is possible to launch activities within tabs . Therefore set the tabspec content to an ActivityGroup instead of a regular Activity. tabHost.addTab tabHost.newTabSpec Tab .setIndicator Tab .setContent new Intent this YourActivityGROUP.class..
Where does Android emulator store SQLite database? http://stackoverflow.com/questions/1510840/where-does-android-emulator-store-sqlite-database the specific directory and filename you can do an adb pull to get the database file off of the emulator and onto your regular hard drive this applies to a real device too even if you have non root permissions and ls isn't showing you anything . ..
Android intent filter for a particular file extension? http://stackoverflow.com/questions/1733195/android-intent-filter-for-a-particular-file-extension your file extension. One caveat with pathPattern is that . is not a greedy match like you would expect if this was a regular expression. This pattern will fail to match paths that contain a . before the .kdb. For a more detailed discussion of this..
http://stackoverflow.com/questions/2430045/how-to-register-some-url-namespace-myapp-app-start-for-accessing-your-progr direct link intents to only your app so that other applications can not intercept and handle them. In summary read the regular documentation on intents and intent filters such as the NotePad tutorial though you won't be using content URIs here probably..
Remove all debug logging calls before publishing: are there tools to do this? http://stackoverflow.com/questions/2446248/remove-all-debug-logging-calls-before-publishing-are-there-tools-to-do-this enough that I can decide it should not exist This is on the official checklist so I guess many people do this on a regular basis. So is there a tool that removes all Log lines Preferably one that is not tricked by code like the above. android.. or Log.v method calls when we call our Ant release target. That way we always have the debug info being output for regular builds and don't have to make any code changes for release builds. ProGuard can also do multiple passes over the bytecode..
How to return a result (startActivityForResult) from a TabHost Activity? http://stackoverflow.com/questions/2497205/how-to-return-a-result-startactivityforresult-from-a-tabhost-activity B this class is a TabActivity Intent intent new Intent this ClassC.class tabHost.addTab... Class C this class is a regular Activity Intent intent this.getIntent intent.putExtra SOMETHING EXTRAS this.setResult RESULT_OK intent finish onActivityResult..
How to draw an overlay on a SurfaceView used by Camera on Android? http://stackoverflow.com/questions/2933882/how-to-draw-an-overlay-on-a-surfaceview-used-by-camera-on-android 2 p android camera surfaceview share improve this question SurfaceView probably does not work like a regular View in this regard. Instead do the following Put your SurfaceView inside of a FrameLayout or RelativeLayout in your layout..
How to center progress indicator in ProgressDialog easily (when no title/text passed along) http://stackoverflow.com/questions/3225889/how-to-center-progress-indicator-in-progressdialog-easily-when-no-title-text-pa to only show the progress indication image and usually would it expect to be centered within the window at least from regular UI design point of view . But the image is too far left it seems that some padding margin on the right hand side is still.. need to extend the ProgressDialog class Looking at the ProgressDialog class though I don't find anything other than regular drawables though ProgressDialog.java they're not using AnimatedDrawable there. android share improve this question ..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery isn't directly relevant. Since they're converted into bitmaps you need to calculate width height 4 bytes per image for regular ARGB images. width and height in px . The bitmaps consume native heap which usually doesn't show in a hprof. The hprof should..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working share improve this question Step #1 Make your AsyncTask a static inner class or an entirely separate class just not a regular inner class. Step #2 Have the AsyncTask hold onto the Activity via a data member set via the constructor and a setter. Step..
Create a NinePatch/NinePatchDrawable in runtime http://stackoverflow.com/questions/5079868/create-a-ninepatch-ninepatchdrawable-in-runtime to load compiled images and spit out the byte chunk. Then you transmit this byte array to your clients along with a regular image no transparent borders not the source ninepatch image not the compiled ninepatch image. You can directly use the chunk..
MapView in a Fragment (Honeycomb) http://stackoverflow.com/questions/5109336/mapview-in-a-fragment-honeycomb inherit from MapActivity bad solution because it goes against the idea that Fragments are self contained and use a regular xml based layout does not work. I get a NullPointerException in MapActivity.setupMapView E AndroidRuntime 597 Caused by..
install / uninstall APKs programmatically (PackageManager vs Intents) http://stackoverflow.com/questions/6813322/install-uninstall-apks-programmatically-packagemanager-vs-intents it is the low level install mechanism after the permissions have been approved by the user so it is not safe for regular applications to have access to. Also the installPackage function arguments have often changed between platform releases..
http://stackoverflow.com/questions/8450539/images-taken-with-action-image-capture-always-returns-1-for-exifinterface-tag-or is still 1 then that means this is one of the phones with proper rotation information. At this point we can use the regular exif orientation on the file that's returned to our onActivityResult else if rotation 1 rotation getExifOrientationAttribute..
Hiding Title in a Fullscreen mode? http://stackoverflow.com/questions/991764/hiding-title-in-a-fullscreen-mode res android android layout_width fill_parent android layout_height fill_parent android layout_weight 1 Insert your regular layout stuff here Button android id @ id toggle_title_button android layout_width wrap_content android layout_height wrap_content..
How to change fontFamily of TextView in Android http://stackoverflow.com/questions/12128331/how-to-change-fontfamily-of-textview-in-android thin roboto thin android 4.2 in combination with android textStyle normal bold italic this 12 variants are possible Regular Italic Bold Bold italic Light Light italic Thin Thin italic Condensed regular Condensed italic Condensed bold Condensed..
Open Multiple Listview Item Click to One Class http://stackoverflow.com/questions/17598355/open-multiple-listview-item-click-to-one-class b setContentView R.layout.listview_layout Typeface tf Typeface.createFromAsset getAssets fonts AlexBrush Regular OTF.otf TextView tv TextView findViewById R.id.textView1 tv.setTypeface tf public void onResume super.onResume int buttonId..
Check if directory exist on android's sdcard http://stackoverflow.com/questions/2625419/check-if-directory-exist-on-androids-sdcard check if a directory exist on the sdcard in android android directory android sdcard share improve this question Regular Java file IO File f new File Environment.getExternalStorageDirectory somedir if f.isDirectory .... Might also want to check..
Why are these permissions being refused? http://stackoverflow.com/questions/3476600/why-are-these-permissions-being-refused it to me. Thanks android permissions share improve this question Android permissions are separated to four groups Regular Dangerous System or Signed Signed Permissions in the first two groups can be granted to any application. The last two can..
http://stackoverflow.com/questions/6356467/activity-stack-ordering-problem-when-launching-application-from-android-app-inst
Android Regular GPS Polling in Service, maximizing battery life http://stackoverflow.com/questions/9522154/android-regular-gps-polling-in-service-maximizing-battery-life Regular GPS Polling in Service maximizing battery life I am attempting to write a service that will every X minutes attempt to..
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