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2014/10/16 ¤W¤È 08:10:05
android Programming Glossary: appearSimpleCursorTreeAdapter and CursorLoader for ExpandableListView http://stackoverflow.com/questions/10611927/simplecursortreeadapter-and-cursorloader-for-expandablelistview of the parent groups one of three things happens in what appears to be a inconsistent fashion. 1 Either the group opens up and.. fashion. 1 Either the group opens up and the children appear below it 2 The group does not open and the setChildrenCursor..
Close/hide the Android Soft Keyboard http://stackoverflow.com/questions/1109022/close-hide-the-android-soft-keyboard
Navigation Drawer (Google+ vs. YouTube) http://stackoverflow.com/questions/11377472/navigation-drawer-google-vs-youtube most page swipe left and a pull out half page menu will appear . You're right in that this isn't very consistent behavior but..
How do I get the current GPS location programmatically in Android? http://stackoverflow.com/questions/1513485/how-do-i-get-the-current-gps-location-programmatically-in-android of location services in Android. Unfortunately it does not appear that Android ships with any examples of the location API which..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on on top of the other some might have some kind of animation appearing and some might even be draggable. the largest one which usually.. call it the backgroundImageView while all of the rest appear on top of it and on top of others . like so backgroundImageView..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon our app for Android is not going to happen. that would appear to be for the best for you for right now. Similarly I would..
Android Intent for Twitter application http://stackoverflow.com/questions/2077008/android-intent-for-twitter-application here . Twidroid notably supports ACTION_SEND so it will appear in the list of available delivery mechanisms. share improve..
Laying out Views in RelativeLayout programmatically http://stackoverflow.com/questions/2305395/laying-out-views-in-relativelayout-programmatically In other words how do I make the second TextView appear below the first one but I want to do it in code RelativeLayout..
how to change position of Toast in android? http://stackoverflow.com/questions/2506876/how-to-change-position-of-toast-in-android Positioning your Toast A standard toast notification appears near the bottom of the screen centered horizontally. You can.. offset. For example if you decide that the toast should appear in the top left corner you can set the gravity like this toast.setGravity..
How to pick an image from gallery (SD Card) for my app in Android? http://stackoverflow.com/questions/2507898/how-to-pick-an-image-from-gallery-sd-card-for-my-app-in-android would be able to select an image. The selected image would appear in my ImageView. How to do that Any ideas android android image..
How do I make links in a TextView clickable? http://stackoverflow.com/questions/2734270/how-do-i-make-links-in-a-textview-clickable a tags in the string resource. By default these links will appear but not respond to user input. To make them active you need..
Change the background color of the options menu http://stackoverflow.com/questions/2944244/change-the-background-color-of-the-options-menu background to another color that won't make the text disappear. We would love to do this with a documented future proof solution.. com.android.internal.view.menu.IconMenuItemView does not appear on the current system. Again understand that this is a hack..
Android/Java — Post simple text to Facebook wall? http://stackoverflow.com/questions/2953146/android-java-post-simple-text-to-facebook-wall in your src folder don't worry about any dialog boxes that appear about overwriting files none of your source files should be..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery on here. Bitmaps in Android Android Eclipse MAT does not appear to show all my app's objects Here's also a useful slide by Romain..
http://stackoverflow.com/questions/3815090/webview-and-html5-video instead of a video element. onDownloadListener does not appear to get invoked on video elements... I also see references to..
Android - Camera preview is sideways http://stackoverflow.com/questions/3841122/android-camera-preview-is-sideways preview portrait share improve this question This issue appeared to start out as a bug with certain hardware see here but can.. rotate the device 270 degrees counter clockwise it doesn't appear to compensate it properly. P.S. Note the swapover of width and..
http://stackoverflow.com/questions/4116001/android-lock-screen-widget a keyguard is not needed for security it will never re appear if the user navigates to another window in contrast to FLAG_SHOW_WHEN_LOCKED.. both secure and non secure keyguards but ensure they reappear when the user moves to another UI that doesn't hide them . If..
http://stackoverflow.com/questions/4369537/update-ui-from-thread drawable from the runnable the progressbar disappears Changing the progressbars's drawable in onCreate on the otherside.. public void run The Complete ProgressBar does not appear pB.setProgressDrawable getResources .getDrawable R.drawable.green..
ViewPager PagerAdapter not updating the View http://stackoverflow.com/questions/7263291/viewpager-pageradapter-not-updating-the-view update the views. I'll paste the class below. What doesn't appear to update however is the 2nd view the 'B' remains it should..
“R cannot be resolved to a variable”? http://stackoverflow.com/questions/7824730/r-cannot-be-resolved-to-a-variable and rebuilt the project but still the R file doesn't appear in the gen folder. Any ideas android share improve this question..
SimpleCursorTreeAdapter and CursorLoader for ExpandableListView http://stackoverflow.com/questions/10611927/simplecursortreeadapter-and-cursorloader-for-expandablelistview groupId null mFragment The problem is that when i click one of the parent groups one of three things happens in what appears to be a inconsistent fashion. 1 Either the group opens up and the children appear below it 2 The group does not open and.. one of three things happens in what appears to be a inconsistent fashion. 1 Either the group opens up and the children appear below it 2 The group does not open and the setChildrenCursor call throws an NullPointerException error which gets caught..
Close/hide the Android Soft Keyboard http://stackoverflow.com/questions/1109022/close-hide-the-android-soft-keyboard
Navigation Drawer (Google+ vs. YouTube) http://stackoverflow.com/questions/11377472/navigation-drawer-google-vs-youtube another version of the pull out menu when you are at the left most page swipe left and a pull out half page menu will appear . You're right in that this isn't very consistent behavior but it doesn't seem like there is a 100 consensus within the..
How do I get the current GPS location programmatically in Android? http://stackoverflow.com/questions/1513485/how-do-i-get-the-current-gps-location-programmatically-in-android in Android. Here is the LocationManager class at the heart of location services in Android. Unfortunately it does not appear that Android ships with any examples of the location API which is somewhat surprising. You can download the source code..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on one Suppose I have multiple Images that I need to put one on top of the other some might have some kind of animation appearing and some might even be draggable. the largest one which usually takes the whole screen would be the bottom in the Z coordinate.. the whole screen would be the bottom in the Z coordinate let's call it the backgroundImageView while all of the rest appear on top of it and on top of others . like so backgroundImageView imageView1 centered. imageView2 at 60 60 of the top left..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon with other messy things I discovered I think that developing our app for Android is not going to happen. that would appear to be for the best for you for right now. Similarly I would counsel you against attempting to port your application to the..
Android Intent for Twitter application http://stackoverflow.com/questions/2077008/android-intent-for-twitter-application
Laying out Views in RelativeLayout programmatically http://stackoverflow.com/questions/2305395/laying-out-views-in-relativelayout-programmatically android id @ id label2 android layout_below @id label1 RelativeLayout In other words how do I make the second TextView appear below the first one but I want to do it in code RelativeLayout layout new RelativeLayout this TextView label1 new TextView..
how to change position of Toast in android? http://stackoverflow.com/questions/2506876/how-to-change-position-of-toast-in-android be appreciated. android toast share improve this question Positioning your Toast A standard toast notification appears near the bottom of the screen centered horizontally. You can change this position with the setGravity int int int method... a Gravity constant an x position offset and a y position offset. For example if you decide that the toast should appear in the top left corner you can set the gravity like this toast.setGravity Gravity.TOP Gravity.LEFT 0 0 If you want to nudge..
How to pick an image from gallery (SD Card) for my app in Android? http://stackoverflow.com/questions/2507898/how-to-pick-an-image-from-gallery-sd-card-for-my-app-in-android When I click the button it would redirect to gallery and I would be able to select an image. The selected image would appear in my ImageView. How to do that Any ideas android android image android gallery share improve this question The other..
How do I make links in a TextView clickable? http://stackoverflow.com/questions/2734270/how-do-i-make-links-in-a-textview-clickable my problem Link.java text2 has links specified by putting a tags in the string resource. By default these links will appear but not respond to user input. To make them active you need to call setMovementMethod on the TextView object. TextView t2..
Change the background color of the options menu http://stackoverflow.com/questions/2944244/change-the-background-color-of-the-options-menu with styles and so one can only use this method to change the background to another color that won't make the text disappear. We would love to do this with a documented future proof solution but one is simply not available as of Android 2.3. So.. to do the hack in a careful way that will fall back if com.android.internal.view.menu.IconMenuItemView does not appear on the current system. Again understand that this is a hack and by no means am I claiming this will work on all platforms...
Android/Java — Post simple text to Facebook wall? http://stackoverflow.com/questions/2953146/android-java-post-simple-text-to-facebook-wall your source files . If you already have a com folder in your src folder don't worry about any dialog boxes that appear about overwriting files none of your source files should be overwritten. Go back into Eclipse and refresh the src folder..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery links generally there are lots of threads about this topic on here. Bitmaps in Android Android Eclipse MAT does not appear to show all my app's objects Here's also a useful slide by Romain Guy Android Framework engineer about soft references weak..
http://stackoverflow.com/questions/3815090/webview-and-html5-video is close but 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..
Android - Camera preview is sideways http://stackoverflow.com/questions/3841122/android-camera-preview-is-sideways that it is displayed correctly android camera orientation preview portrait share improve this question This issue appeared to start out as a bug with certain hardware see here but can be overcome by using the call to mCamera.setDisplayOrientation.. and the display rotation counters that ok but if you rotate the device 270 degrees counter clockwise it doesn't appear to compensate it properly. P.S. Note the swapover of width and height in the appropriate rotations. share improve this..
http://stackoverflow.com/questions/4116001/android-lock-screen-widget only if it is not a secure lock keyguard. Because such a keyguard is not needed for security it will never re appear if the user navigates to another window in contrast to FLAG_SHOW_WHEN_LOCKED which will only temporarily hide both secure.. to FLAG_SHOW_WHEN_LOCKED which will only temporarily hide both secure and non secure keyguards but ensure they reappear when the user moves to another UI that doesn't hide them . If the keyguard is currently active and is secure requires an..
http://stackoverflow.com/questions/4369537/update-ui-from-thread updates a Progressbar. Unfortunately when updating the progressbar's drawable from the runnable the progressbar disappears Changing the progressbars's drawable in onCreate on the otherside works Any Suggestions public void onCreate Bundle savedInstanceState.. runnable new Runnable public void run runOnUiThread new Runnable public void run The Complete ProgressBar does not appear pB.setProgressDrawable getResources .getDrawable R.drawable.green android multithreading user interface share improve..
ViewPager PagerAdapter not updating the View http://stackoverflow.com/questions/7263291/viewpager-pageradapter-not-updating-the-view I made a little test project and I've almost been able to update the views. I'll paste the class below. What doesn't appear to update however is the 2nd view the 'B' remains it should display 'Y' after pressing the update button. public class ViewPagerBugActivity..
“R cannot be resolved to a variable”? http://stackoverflow.com/questions/7824730/r-cannot-be-resolved-to-a-variable be resolved to a variable . From what I found here I had cleared and rebuilt the project but still the R file doesn't appear in the gen folder. Any ideas android share improve this question Dont worry. First you may clean the project then run..
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