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2014/10/16 ¤W¤È 08:16:29
android Programming Glossary: invokedForce overflow menu in ActionBarSherlock http://stackoverflow.com/questions/13179620/force-overflow-menu-in-actionbarsherlock method. Fix Ensure action mode start finish callbacks are invoked on the activity for the native action bar. Fix Allow tab callbacks..
Android Spinner: Get the selected item change event http://stackoverflow.com/questions/1337424/android-spinner-get-the-selected-item-change-event This works for me. Note that onItemSelected method is also invoked when the view is being build so you can consider putting it..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app values because when ever it isn't null I'll know it was invoked by means of such a link. From there I extract the instructions..
How to fire onListItemClick in Listactivity with buttons in list? http://stackoverflow.com/questions/1821871/how-to-fire-onlistitemclick-in-listactivity-with-buttons-in-list null take the Button and set listener. It will be invoked when you click the button. Button btn Button convertView.findViewById..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application public void finish This can only invoked by the user or the app finishing the activity by navigating.. public void onStart super.onStart This can only invoked by the user or the app starting the activity by navigating to.. false public void finish This can only invoked by the user or the app finishing the activity by navigating..
ListView with clickable/editable widget http://stackoverflow.com/questions/2098558/listview-with-clickable-editable-widget row of a ListView causes the OnItemClickListener NOT to be invoked. However that does not mean you cannot have focusable clickable..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android each of the above. For item 1 above maxMemory which can be invoked e.g. in your main activity's onCreate method as follows Runtime.. to use. For item 2 above getMemoryClass which can be invoked as follows ActivityManager am ActivityManager getSystemService..
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 trying to do is using the onPreviewFrame method which is invoked each time a new frame is drawn into the SurfaceView in order.. the onDraw method. In fact the onDraw method is being invoked but nothing there is being printed I guess the camera preview..
http://stackoverflow.com/questions/3815090/webview-and-html5-video a video element. onDownloadListener does not appear to get invoked on video elements... I also see references to overriding onShowCustomView..
http://stackoverflow.com/questions/4369537/update-ui-from-thread is executed the task goes through 4 steps onPreExecute invoked on the UI thread immediately after the task is executed. This.. bar in the user interface. doInBackground Params... invoked on the background thread immediately after onPreExecute finishes.. Progress... step. onProgressUpdate Progress... invoked on the UI thread after a call to publishProgress Progress.....
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for B is launched in front of activity A this callback will be invoked on A. B will not be created until A's onPause returns so be..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time of an activity. Notably no BroadcastReceviers will be invoked regardless of the event for which they have registered until..
Force overflow menu in ActionBarSherlock http://stackoverflow.com/questions/13179620/force-overflow-menu-in-actionbarsherlock onClick searches the correct context for the declared method. Fix Ensure action mode start finish callbacks are invoked on the activity for the native action bar. Fix Allow tab callbacks to have a fragment transaction instance for any FragmentActivity...
Android Spinner: Get the selected item change event http://stackoverflow.com/questions/1337424/android-spinner-get-the-selected-item-change-event
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app .getData In my example I could simply check data for null values because when ever it isn't null I'll know it was invoked by means of such a link. From there I extract the instructions I need from the url to be able to display the appropriate..
How to fire onListItemClick in Listactivity with buttons in list? http://stackoverflow.com/questions/1821871/how-to-fire-onlistitemclick-in-listactivity-with-buttons-in-list null convertView convertView mInflater.inflate R.layout.custom_row null take the Button and set listener. It will be invoked when you click the button. Button btn Button convertView.findViewById R.id.button btn.setOnClickListener this set the text.....
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application to this activity so the HOME key was not pressed. UIHelper.checkJustLaunced public void finish This can only invoked by the user or the app finishing the activity by navigating from the activity so the HOME key was not pressed. UIHelper.homeKeyPressed.. addPreferencesFromResource R.layout.settings_screen public void onStart super.onStart This can only invoked by the user or the app starting the activity by navigating to the activity so the HOME key was not pressed. UIHelper.homeKeyPressed.. to the activity so the HOME key was not pressed. UIHelper.homeKeyPressed false public void finish This can only invoked by the user or the app finishing the activity by navigating from the activity so the HOME key was not pressed. UIHelper.homeKeyPressed..
ListView with clickable/editable widget http://stackoverflow.com/questions/2098558/listview-with-clickable-editable-widget to take a look at this issue . Having a focusable item in a row of a ListView causes the OnItemClickListener NOT to be invoked. However that does not mean you cannot have focusable clickable items in a row there are some workarounds like this one..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android user's device There is a different method for determining each of the above. For item 1 above maxMemory which can be invoked e.g. in your main activity's onCreate method as follows Runtime rt Runtime.getRuntime long maxMemory rt.maxMemory Log.v.. method tells you how many total bytes of heap your app is allowed to use. For item 2 above getMemoryClass which can be invoked as follows ActivityManager am ActivityManager getSystemService ACTIVITY_SERVICE int memoryClass am.getMemoryClass Log.v..
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 draws the preview of the Camera into a SurfaceView . What I'm trying to do is using the onPreviewFrame method which is invoked each time a new frame is drawn into the SurfaceView in order to execute the invalidate method which is supposed to invoke.. to execute the invalidate method which is supposed to invoke the onDraw method. In fact the onDraw method is being invoked but nothing there is being printed I guess the camera preview is overwriting the text I'm trying to draw . This is a simplify..
http://stackoverflow.com/questions/3815090/webview-and-html5-video seems to be based on a 'link' as in a href... instead of a video element. onDownloadListener does not appear to get invoked on video elements... I also see references to overriding onShowCustomView but that seems to not get called on video elements.....
http://stackoverflow.com/questions/4369537/update-ui-from-thread processProgress and end. The 4 steps When an asynchronous task is executed the task goes through 4 steps onPreExecute invoked on the UI thread immediately after the task is executed. This step is normally used to setup the task for instance by showing.. normally used to setup the task for instance by showing a progress bar in the user interface. doInBackground Params... invoked on the background thread immediately after onPreExecute finishes executing. This step is used to perform background computation.. These values are published on the UI thread in the onProgressUpdate Progress... step. onProgressUpdate Progress... invoked on the UI thread after a call to publishProgress Progress... . The timing of the execution is undefined. This method is..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for been killed. The counterpart to onResume . When activity B is launched in front of activity A this callback will be invoked on A. B will not be created until A's onPause returns so be sure to not do anything lengthy here. onStop Called when you..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time will not run for any reason except by a manual launch of an activity. Notably no BroadcastReceviers will be invoked regardless of the event for which they have registered until the user runs the app manually. This block covers the Plan..
How to parse complex JSON file in android http://stackoverflow.com/questions/13576676/how-to-parse-complex-json-file-in-android defines the layout of each item SimpleAdapter adapter new SimpleAdapter getBaseContext countries return adapter Invoked by the Android on doInBackground is executed @Override protected void onPostExecute SimpleAdapter adapter Setting adapter..
Android: Can not send http post http://stackoverflow.com/questions/3032042/android-can-not-send-http-post response.toString HttpEntity entity response.getEntity Log.i HomeActivity.class.toString result textView.setText Invoked webservice catch IOException e e.printStackTrace Log.e HomeActivity.class.toString e.getMessage textView.setText Something..
Android Actionbar Tabs and Keyboard Focus http://stackoverflow.com/questions/8087715/android-actionbar-tabs-and-keyboard-focus methods. @author nacitar sevaht public static class ActionBarTabManager public static interface TabChangeListener Invoked when a new tab is selected. @param tag The tag of this tab's fragment. public abstract void onTabSelected String tag.. a new tab is selected. @param tag The tag of this tab's fragment. public abstract void onTabSelected String tag Invoked when a new tab is selected but after a Runnable has been executed after being post to the view hierarchy ensuring the.. is complete. @param tag The tag of this tab's fragment. public abstract void onTabSelectedPost String tag Invoked when the currently selected tab is reselected. @param tag The tag of this tab's fragment. public abstract void onTabReselected..
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