android-gallery

问题 I want a simple way where there is an ImageView representing a user profile picture. It is set to a default photo if they have not picked one. I would like them to simply click on it and it opens up the gallery and they can set (and crop) a profile picture. That picture than is set in the ImageView (and stays there the next time the app is opened -- I am also using an Internet MySQL database to connect to that I may need to store the picture in so other users can see. I just need to see the

问题 possible duplicate Refreshing the thumbnail using MediaScanner I have a problem regarding the update of thumbnails in the android in built-in gallery. Actually I have opened, edited and saved the image which was selected in the gallery. I open leave the gallery and open the gallery again, then the thumbnail for that image is not updated. However, I pick the image, it is the edited version indeed. Does anybody have solution about this? I have search but I'm getting the answer about refreshing

问题 I want to make horizontal gallery to perform custom views: for example a want to have an array of products with its' description, price and photo, I build custom layout and override getView and adapter. Description text can be too large and I return only small portion of it and load to the view. There is a button "more" to expand this view. Below the gallery there is an another layout view with some buttons, controls etc. OnMoreButtonClick I only set full text to the description TextView.

问题 Sorry for bothering people so proficient, but I am new to Android and I am trying to learn... Anyway, I am trying to build a Gallery with a custom adapter. But I get NullPointerException as soon as the program tries to invoke the adapter. Any help very much appreciated!!!! public class MainActivity extends Activity { private Gallery gal; private List<Elementi> el; @Override protected void onCreate(Bundle savedInstanceState) { List<Elementi> el = new ArrayList<Elementi>(); int[] tabDrawables =

问题 I want to show the image taken from the gallery into the imageview. But this is not happening. I don't understand why. I can use the camera feature just fine and see the image in the imageview from the camera, but not the one taken from the gallery. Can you guys help me out, please? Here is my code protected Button mFromCamera; protected Button mFromGallery; protected ImageView mImageView; private static final int CAMERA_REQUEST = 1888; private static final int SELECT_PHOTO = 100; @Override

问题 I am allowing user to browse native gallery > select image, and trying to attach selected image to email, but not getting exact image, see my code: private static int RESULT_LOAD_IMAGE = 1; String picturePath; @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); if (requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK && null != data) { Uri selectedImage = data.getData(); String[] filePathColumn

问题 I'm trying to draw custom UI (a path in this case) on top of a Gallery. I've extended the base Gallery class and overwritten the draw method like this: public class MyGallery extends Gallery { ... @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); canvas.drawPath(mPath, mPaint); } I thought that putting my path drawing after super.onDraw would make sure that the path was drawn on top of the gallery AND it's child views, but instead the child views are layered on top of my

问题 I'm using intent.ACTION_GET_CONTENT to allow a user to select images or video files only. this is the way am preparing my intent Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("image/* | video/*"); intent.putExtra(Intent.EXTRA_LOCAL_ONLY, true); intent.addCategory(Intent.CATEGORY_OPENABLE); XActivity.startActivityForResult(intent, ACQUIRE_IMAGE_AND_VIDEOS_CODE); When i click the button that start this intent, the following apps are display in my customized dialog below

问题 Thanks for reading! I am using the Android Gallery with both LayoutParams as MATCH_PARENT to show one full screen image at a time. Here's my code: layout.xml <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent"> <Gallery android:id="@+id/gallery" android:layout_width="fill_parent" android:layout_height="fill_parent"> </Gallery> <TextView android:id="@+id

问题 I'm developing a gallery app, in this app I'm displaying images in slideshow using gallery. It's working fine, but I want to add some animation. I can apply only one animation with this code but I want to add two animation effects in gallery view. Say in translation effect, right-to-center and center-to-left. Please anyone help me out. public void slidShow(){ Runnable runnable = new Runnable() { @Override public void run() { myslideshow(); handler.postDelayed(this, 3000); } }; new Thread