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2014/10/16 ¤W¤È 08:21:34
android Programming Glossary: pressesHow to pass the values from one activity to previous activity http://stackoverflow.com/questions/1124548/how-to-pass-the-values-from-one-activity-to-previous-activity and here user has to type something in the text box. If he presses the button from the second screen then the values from the text..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button starts playing music in the Music application and then presses BACK the application overrides the normal back behavior preventing..
Dialogs / AlertDialogs: How to “block execution” while dialog is up (.NET-style) http://stackoverflow.com/questions/2028697/dialogs-alertdialogs-how-to-block-execution-while-dialog-is-up-net-style want to continue with the options Yes and No . If the user presses Yes the whole method should be aborted otherwise it should continue..
Android - Controlling a task with Timer and TimerTask? http://stackoverflow.com/questions/2161750/android-controlling-a-task-with-timer-and-timertask to be able to stop and start the scanning when the user presses a button and I am currently having trouble stopping and then..
How can I detect user pressing HOME key in my activity? http://stackoverflow.com/questions/2208912/how-can-i-detect-user-pressing-home-key-in-my-activity . This method is called in two situations when the user presses HOME and when a new activity is started. Make sure to somehow..
Multiple button presses for Android 2.x http://stackoverflow.com/questions/2528160/multiple-button-presses-for-android-2-x button presses for Android 2.x I am relatively new to this still and I have.. OnTouch event. However I do not know how to set up button presses with an OnTouch event. android multi touch share improve..
http://stackoverflow.com/questions/2748590/clickable-widgets-in-android context intent And then respond to your button presses by querying the intent returned for your action within the onReceive..
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 take CPU lock to prevent CPU from going off if the user presses the power button during download PowerManager pm PowerManager..
Android - How To Override the “Back” button so it doesn't Finish() my Activity? http://stackoverflow.com/questions/3141996/android-how-to-override-the-back-button-so-it-doesnt-finish-my-activity in the Notification bar. This is so that when the User presses home and the Activity gets pushed to the background they can.. via the Notification. The problem arises when a User presses the back button my Activity gets destroyed but the Notification..
How to hook into the Power button in Android? http://stackoverflow.com/questions/3703071/how-to-hook-into-the-power-button-in-android buttons and a power button I want to make the app react to presses on the power button long and short . How is this done android.. To handle short and long presses add the following overrides to your activity class @Override.. something here... event.startTracking Needed to track long presses return true return super.onKeyDown keyCode event @Override public..
http://stackoverflow.com/questions/4062161/android-i-am-using-achartengine-library-for-graphs-but-not-able-to-integrate-a Whenever new data is added when the user presses the Add button in our case a new point is added in the current..
Highlight ListView selected row http://stackoverflow.com/questions/5058291/highlight-listview-selected-row with the trackball Or worse what should happen if the user presses the trackball to act upon the currently selected item which..
How can I manage audio volumes sanely in my Android app? http://stackoverflow.com/questions/628659/how-can-i-manage-audio-volumes-sanely-in-my-android-app if the music stream's volume is 0. Handle volume button presses myself which presents two issues volume button presses adjust.. presses myself which presents two issues volume button presses adjust the ringer volume unless my audio is playing and I have.. while my activity has focus or to just catch the button presses myself this would work. Play a silent looping piece of audio..
Android - Is there a broadcast action for volume changes? http://stackoverflow.com/questions/6896746/android-is-there-a-broadcast-action-for-volume-changes volume changes. I could try to capture when the user presses the volume up volume down phisical keys but unfortunately there..
How to pass the values from one activity to previous activity http://stackoverflow.com/questions/1124548/how-to-pass-the-values-from-one-activity-to-previous-activity the first button then it has to move to second activity and here user has to type something in the text box. If he presses the button from the second screen then the values from the text box should move to the first activity and that should be..
Android: Override back button to act like home button http://stackoverflow.com/questions/2000102/android-override-back-button-to-act-like-home-button that they are destroyed when BACK is pressed. When the user starts playing music in the Music application and then presses BACK the application overrides the normal back behavior preventing the player activity from being destroyed and continues..
Dialogs / AlertDialogs: How to “block execution” while dialog is up (.NET-style) http://stackoverflow.com/questions/2028697/dialogs-alertdialogs-how-to-block-execution-while-dialog-is-up-net-style 2 Another obvious example would be a popup asking Do you want to continue with the options Yes and No . If the user presses Yes the whole method should be aborted otherwise it should continue execution. How do you solve that nicely Regards android..
Android - Controlling a task with Timer and TimerTask? http://stackoverflow.com/questions/2161750/android-controlling-a-task-with-timer-and-timertask correctly at the intervals which I require. However I want to be able to stop and start the scanning when the user presses a button and I am currently having trouble stopping and then restarting the Timer and TimerTask. Here is my code TimerTask..
How can I detect user pressing HOME key in my activity? http://stackoverflow.com/questions/2208912/how-can-i-detect-user-pressing-home-key-in-my-activity can detect a HOME button press via Activity.onUserLeaveHint . This method is called in two situations when the user presses HOME and when a new activity is started. Make sure to somehow differenciate between the two. share improve this answer..
Multiple button presses for Android 2.x http://stackoverflow.com/questions/2528160/multiple-button-presses-for-android-2-x button presses for Android 2.x I am relatively new to this still and I have been developing a small app that would benefit greatly from.. like that and I have seen examples for doing this with an OnTouch event. However I do not know how to set up button presses with an OnTouch event. android multi touch share improve this question You would have to handle touch events yourself...
http://stackoverflow.com/questions/2748590/clickable-widgets-in-android public void onReceive Context context Intent intent super.onReceive context intent And then respond to your button presses by querying the intent returned for your action within the onReceive method if intent.getAction .equals YOUR_AWESOME_ACTION..
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 String doInBackground String... sUrl take CPU lock to prevent CPU from going off if the user presses the power button during download PowerManager pm PowerManager context.getSystemService Context.POWER_SERVICE PowerManager.WakeLock..
Android - How To Override the “Back” button so it doesn't Finish() my Activity? http://stackoverflow.com/questions/3141996/android-how-to-override-the-back-button-so-it-doesnt-finish-my-activity when it gets displayed a Notification will also get displayed in the Notification bar. This is so that when the User presses home and the Activity gets pushed to the background they can get back to the Activity via the Notification. The problem.. gets pushed to the background they can get back to the Activity via the Notification. The problem arises when a User presses the back button my Activity gets destroyed but the Notification remains as I want the user to be able to press back but..
How to hook into the Power button in Android? http://stackoverflow.com/questions/3703071/how-to-hook-into-the-power-button-in-android On an Android device where the only buttons are the volume buttons and a power button I want to make the app react to presses on the power button long and short . How is this done android share improve this question The existing answers don't.. to your manifest file uses permission android name android.permission.PREVENT_POWER_KEY To handle short and long presses add the following overrides to your activity class @Override public boolean onKeyDown int keyCode KeyEvent event if keyCode.. keyCode KeyEvent event if keyCode KeyEvent.KEYCODE_POWER Do something here... event.startTracking Needed to track long presses return true return super.onKeyDown keyCode event @Override public boolean onKeyLongPress int keyCode KeyEvent event if keyCode..
http://stackoverflow.com/questions/4062161/android-i-am-using-achartengine-library-for-graphs-but-not-able-to-integrate-a LayoutParams.FILL_PARENT ... else mChartView.repaint Whenever new data is added when the user presses the Add button in our case a new point is added in the current series and ChartDemo src org.achartengine.chartdemo.demo.chart..
Highlight ListView selected row http://stackoverflow.com/questions/5058291/highlight-listview-selected-row happen if the user then decided to move the selection with the trackball Or worse what should happen if the user presses the trackball to act upon the currently selected item which is not shown on screen anymore After careful consideration we..
How can I manage audio volumes sanely in my Android app? http://stackoverflow.com/questions/628659/how-can-i-manage-audio-volumes-sanely-in-my-android-app at the time. Call MediaPlayer.setVolume which is ineffective if the music stream's volume is 0. Handle volume button presses myself which presents two issues volume button presses adjust the ringer volume unless my audio is playing and I have been.. if the music stream's volume is 0. Handle volume button presses myself which presents two issues volume button presses adjust the ringer volume unless my audio is playing and I have been as of yet unable to catch the onKey event for a volume.. some way to force the adjustment to apply to the music stream while my activity has focus or to just catch the button presses myself this would work. Play a silent looping piece of audio in the background to keep the music stream in context for volume..
Android - Is there a broadcast action for volume changes? http://stackoverflow.com/questions/6896746/android-is-there-a-broadcast-action-for-volume-changes but I haven't found any way of getting notified when the ringer volume changes. I could try to capture when the user presses the volume up volume down phisical keys but unfortunately there are many other options for changing the volume without using..
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